support windows 7 building

.github/workflows/check.yml

@@ -1,7 +1,12 @@
 name: Check
 
 on:
-  [push, pull_request]
+  push:
+    branches:
+      - '**'
+  pull_request:
+    branches:
+      - '**'
 
 env:
   CARGO_TERM_COLOR: always

.github/workflows/mips-unknown-linux-gnu.yml

@@ -2,7 +2,7 @@ name: Build mips-unknown-linux-gnu Releases
 on:
   push:
     tags:
-      - "*"
+      - "v*.*.*"
 env:
   CARGO_TERM_COLOR: always
 

.github/workflows/release-win7.yml

@@ -0,0 +1,52 @@
+name: Build Releases
+on:
+  push:
+    tags:
+      - "w*.*.*"
+env:
+  CARGO_TERM_COLOR: always
+  RUST_VERSION: "1.75"
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - x86_64-pc-windows-msvc
+          - i686-pc-windows-msvc
+
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: ${{ env.RUST_VERSION }}
+          targets: ${{ matrix.target }}
+
+      - name: Prepare
+        shell: bash
+        run: |
+          cargo install cbindgen
+          mkdir release
+          rustup target add ${{ matrix.target }}
+
+      - name: Build
+        if: ${{ !cancelled() }}
+        shell: bash
+        run: |
+          cargo build --all-features --release --target ${{ matrix.target }}
+          cbindgen -c cbindgen.toml -l C --cpp-compat -o ./overtls.h
+          powershell Compress-Archive -Path target/${{ matrix.target }}/release/overtls-bin.exe, ./config.json, ./overtls.h, target/${{ matrix.target }}/release/overtls.dll -DestinationPath release/overtls-${{ matrix.target }}-win7.zip
+
+      - name: Upload
+        if: ${{ !cancelled() }}
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          files: release/*
+
+      - name: Abort on error
+        if: ${{ failure() }}
+        run: echo "Some of jobs failed" && false

.github/workflows/release.yml

@@ -2,7 +2,7 @@ name: Build Releases
 on:
   push:
     tags:
-      - "*"
+      - "v*.*.*"
 env:
   CARGO_TERM_COLOR: always
 

Cargo.toml

@@ -6,7 +6,6 @@ license = "MIT"
 description = "A simple proxy tunnel, minimalist tool for bypassing the GFW."
 repository = "https://github.com/ShadowsocksR-Live/overtls"
 readme = "readme.md"
-rust-version = "1.80"
 
 [lib]
 crate-type = ["staticlib", "cdylib", "lib"]
@@ -31,6 +30,7 @@ futures-util = { version = "0.3", default-features = false, features = [
 hickory-proto = "0.24"
 http = "1"
 httparse = "1"
+lazy_static = "1"
 log = { version = "0.4", features = ["std"] }
 moka = { version = "0.12", default-features = false, features = ["future"] }
 reqwest = { version = "0.12", default-features = false, features = [

src/traffic_status.rs

@@ -1,8 +1,5 @@
 use crate::error::{Error, Result};
-use std::{
-    os::raw::c_void,
-    sync::{LazyLock, Mutex},
-};
+use std::{os::raw::c_void, sync::Mutex};
 
 /// # Safety
 ///
@@ -47,8 +44,10 @@ unsafe impl Sync for TrafficStatusCallback {}
 static TRAFFIC_STATUS_CALLBACK: Mutex<Option<TrafficStatusCallback>> = Mutex::new(None);
 static SEND_INTERVAL_SECS: std::sync::atomic::AtomicU32 = std::sync::atomic::AtomicU32::new(1);
 
-static TRAFFIC_STATUS: LazyLock<Mutex<TrafficStatus>> = LazyLock::new(|| Mutex::new(TrafficStatus::default()));
-static TIME_STAMP: LazyLock<Mutex<std::time::Instant>> = LazyLock::new(|| Mutex::new(std::time::Instant::now()));
+lazy_static::lazy_static! {
+    static ref TRAFFIC_STATUS: Mutex<TrafficStatus> = Mutex::new(TrafficStatus::default());
+    static ref TIME_STAMP: Mutex<std::time::Instant> = Mutex::new(std::time::Instant::now());
+}
 
 pub(crate) fn traffic_status_update(delta_tx: usize, delta_rx: usize) -> Result<()> {
     {