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mainpage.html
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module.exports = `<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<link rel="icon" href="data:;base64,iVBORw0KGgo=">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>{{title}}</title>
<style>
.ip-form {
display: none;
padding-top:15px;
margin:5px;
}
.input-group {
padding-top:10px;
}
.result-box {
font-family:Courier;
font-size:0.8em!important;
/* letter-spacing:-3px; */
}
.result-box-label {
font-family:Courier;
font-size:0.8em!important;
margin-bottom: 0px;
}
#page-container{
padding-top:20px;
}
.nav-item{
cursor: pointer;
}
#ptitle {
text-align: center;
}
.subtbl-split{
background-color: #f0f6fb;
}
.subtbl-color1{
background-color: #c8f1db;
}
.subtbl-color2{
background-color: #c8def1;
}
.subtbl-color3{
background-color: #f1c8de;
}
.subtbl-color4{
background-color: #dbc8f1;
}
.subtbl-color5{
background-color: #f1dbc8;
}
.subtbl-color6{
background-color: #c8caf1;
}
.subtbl-color7{
background-color: #c8f1ef;
}
.subtbl-clickable{
cursor: pointer;
}
.subtbl-clickable:hover{
cursor: pointer;
font-weight: bold;
}
</style>
<script>
const pagefuncs = {
"ipcidr":calccidr,
"rdns":calcrdns,
"ntoa":calcnum,
"mac":calcmac,
"subs":calcsubnetlist,
"subtbl":calcsubnettable,
"ip2cidr":calcrange,
"mbpscalc":calcmbps,
'about':()=>{}
}
function gotopage(p){
if(p in pagefuncs){
window.curdetails = {page:p,vals:{}}
updateHash()
}
}
function changepage(p){
$(".nav-link").toggleClass("active",false)
$("#"+p+"btn").toggleClass("active",true);
$(".ip-form").hide();
$("#"+p).show();
gtag('config', 'UA-86131150-6', { "page_path": "#"+p });
if(p in pagefuncs){
pagefuncs[p](null)
}
}
function loadHash(){
if(window.location.hash){
var hashval = JSON.parse(atob(window.location.hash.slice(1)))
window.curdetails = hashval;
}
window.firstload = true
try{
changepage(window.curdetails['page'])
}catch(e){}
window.firstload = false
}
function updateHash(){
var hashval = btoa(JSON.stringify(window.curdetails))
window.location.hash = hashval
}
function getInputVal(i){
var v = $(i).val().trim()
if(window.firstload && i in window.curdetails['vals']){
v = window.curdetails['vals'][i]
$(i).val(v)
}
return v;
}
function saveInputVal(i,v,update=true){
window.curdetails['vals'][i]=v
if(update)updateHash();
}
window.curdetails = {
page:"ipcidr",
vals:{"#inputcidr":"1.1.1.0/24"}
};
function getClassFromKind(kind){
if(kind == "ipv4") return window.ipaddr.IPv4;
else return window.ipaddr.IPv6
}
function netmask_ip_to_cidr(i){
var binary_repr = ip2bigint(i).toString(2)
var lastonepos = binary_repr.lastIndexOf("1")
var firstzeropos = binary_repr.indexOf("0")
if((binary_repr.length==32 || binary_repr.length==128) && (lastonepos < firstzeropos || firstzeropos==-1 || lastonepos==-1)){
return lastonepos+1;
}
return null;
}
function getCIDRFromInput(i){
try{
c = window.ipaddr.parseCIDR(i)
return [i, c[0].kind(), c, true]
}catch(e){
try{
if(i.indexOf("/")>=0){
ip = window.ipaddr.process(i.split("/")[0])
netmask=window.ipaddr.process(i.split("/")[1])
if(ip.kind() != netmask.kind()) return null;
i=i.split("/")[0];
}else{
ip = window.ipaddr.process(i)
netmask = window.ipaddr.process(ip.kind()=="ipv4"?"255.255.255.255":"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")
}
nm_cidr = netmask_ip_to_cidr(netmask)
if(nm_cidr==null) return null;
return [i+"/"+nm_cidr, ip.kind(), window.ipaddr.parseCIDR(i+"/"+nm_cidr),false]
}catch(e){
console.log(e)
return null;
}
}
}
function calccidr(el,firstload=false){
var curvaltxt = getInputVal("#inputcidr")
var curval = getCIDRFromInput(curvaltxt)
$("#inputcidr").toggleClass("is-invalid",curval==null && curval != "")
$("#inputcidr").toggleClass("is-valid",curval!=null)
if(curval != null){
var cl = getClassFromKind(curval[1])
if(curval[1] == "ipv6"){
var first = cl.firstUsableAddressFromCIDR(curval[0]);
var last = cl.lastUsableAddressFromCIDR(curval[0]);
$("#ipcidr-first").val(first.toFixedLengthString())
$("#ipcidr-last").val(last.toFixedLengthString())
$("#ipcidr-extra1-label").text("Short")
$("#ipcidr-extra1").val(first.toString() + "/" + curval[2][1])
$("#ipcidr-extra2-label").text("Long")
$("#ipcidr-extra2").val(first.toFixedLengthString() + "/" + curval[2][1])
$("#ipcidr-extra3-label").text(curval[3]?"Netmask":"CIDR")
$("#ipcidr-extra3").val(curval[3]?bigint2ip(BigInt("0b"+"1".repeat(curval[2][1])+"0".repeat(128-curval[2][1]))).toFixedLengthString():curval[2][1])
}else{
var net = first = cl.networkAddressFromCIDR(curval[0]);
var brd = last = cl.broadcastAddressFromCIDR(curval[0]);
$("#ipcidr-extra1-label").text("Network")
$("#ipcidr-extra1").val(net.toFixedLengthString())
$("#ipcidr-extra2-label").text("Broadcast")
$("#ipcidr-extra2").val(brd.toFixedLengthString())
$("#ipcidr-extra3-label").text(curval[3]?"Netmask":"CIDR")
$("#ipcidr-extra3").val(curval[3]?bigint2ip(BigInt("0b"+"1".repeat(curval[2][1])+"0".repeat(32-curval[2][1]))).toFixedLengthString():curval[2][1])
if(curval[2][1] < 31){
first.octets[3] += 1;
last.octets[3] -= 1;
}
$("#ipcidr-first").val(first.toFixedLengthString())
$("#ipcidr-last").val(last.toFixedLengthString())
}
saveInputVal("#inputcidr",curvaltxt)
}else{
$("#ipcidr-first").val("")
$("#ipcidr-last").val("")
$("#ipcidr-extra1").val("")
$("#ipcidr-extra2").val("")
$("#ipcidr-extra3").val("")
}
}
function calcrdns(el){
var val = getInputVal("#inputrdns")// $("#inputrdns").val().trim()
var a2i_val = arpa2ip(val);
var valid = true;
var label = "Output:";
var result = "";
if(a2i_val != null){
label = "IP Address:"
result = a2i_val.toFixedLengthString();
}else{
var i2a_val = ip2arpa(val);
if(i2a_val != null){
label = "rDNS Domain:"
result = i2a_val;
}else{
valid=false;
}
}
if(valid)
saveInputVal("#inputrdns",val)
$("#rdns-res-label").text(label)
$("#rdns-res").val(result)
$("#inputrdns").toggleClass("is-invalid",!valid)
$("#inputrdns").toggleClass("is-valid",valid)
}
function calcmac(el){
var val = getInputVal("#inputmac")
var valid = /^([0-9a-fA-F]{2}[:\\-\\.]?){2,5}([0-9a-fA-F]{0,2})$/.test(val)
$("#inputmac").toggleClass("is-invalid",!valid)
$("#inputmac").toggleClass("is-valid",valid)
if(valid)
saveInputVal("#inputmac",val)
else
return
fetch("https://maclookup.func.xny.onl/get/"+val).then((res)=>res.json()).then((res)=>{
console.log(res)
var resbox = document.getElementById("res")
$("#mac-out1").val("")
$("#mac-out2").val("")
$("#mac-out3").val("")
$("#mac-out4").val("")
$("#mac-orgname").html("")
$("#maclist-out").html("")
if(res['type']=="oui" || res['type']=="cid"){
if(res['scope']=="global" || (res['scope']=="local" && res['type']=="cid")){
if(res[res['type']]){
var block_start = res[res['type']]['block'] + "0".repeat(12-res[res['type']]['block'].length)
var block_end = res[res['type']]['block'] + "f".repeat(12-res[res['type']]['block'].length)
block_start = block_start.match(/.{2}/g).join(":").toUpperCase()
block_end = block_end.match(/.{2}/g).join(":").toUpperCase()
$("#mac-out1").val(block_start + " - " + block_end)
$("#mac-out2").val(res['type']+" "+res[res['type']]['assignment']+" | "+res['usage'])
$("#mac-out3").val(res[res['type']]['org']['name'])
$("#mac-orgname").html(res[res['type']]['org']['name'])
fetch("https://maclookup.func.xny.onl/org/"+res[res['type']]['org']['id']).then((res)=>res.json()).then((res)=>{
console.log(res)
let outhtml = ""
for(var block of res['blocks']){
var block_start = block['block'] + "0".repeat(12-block['block'].length)
var block_end = block['block'] + "f".repeat(12-block['block'].length)
block_start = block_start.match(/.{2}/g).join(":").toUpperCase()
block_end = block_end.match(/.{2}/g).join(":").toUpperCase()
outhtml += '<input type="text" class="form-control result-box" value="'+block_start+" - "+block_end+'" readonly>'
}
$("#maclist-out").html(outhtml)
})
$("#mac-out4").val(res[res['type']]['org']['address'])
}else{
$("#mac-out1").val("Unassigned")
$("#mac-out2").val(res['type'] + " "+ res['scope'] +" | "+res['usage'])
}
}else{
$("#mac-out2").val(res['scope']+" | "+res['usage'])
$("#mac-out3").val(res['type'])
}
}else{
$("#mac-out1").val("Private")
$("#mac-out2").val("Local " + res['usage'])
}
})
}
function calcnum(el){
var val = getInputVal("#inputnum") //$("#inputnum").val().trim()
var outlabels = [];
var outvalues = [];
var valid = true;
const max_ipv4 = BigInt(2)**BigInt(32)-BigInt(1);
const max_ipv6 = BigInt(2)**BigInt(128)-BigInt(1);
var possible_outputs = {
"Hexadecimal": [(i)=>"0x"+i.toString(16),/0x[0-9a-fA-F]+/],
"Decimal": [(i)=>i.toString(10),/[0-9]+/],
"Binary": [(i)=>"0b"+i.toString(2),/0b[01]+/],
"Octal": [(i)=>"0o"+i.toString(8),/0o[0-7]+/],
"Address": [(i)=>bigint2ip(i).toFixedLengthString(),null]
}
var input_type = null;
try{
if(val.indexOf(".")==-1 && val.indexOf(":")==-1){
throw "Invalid IP. But ipaddr likes to eat decimals so we need to check ourselves."
}
var ip = ipaddr.parse(val)
var input_type = "Address";
var ipval = ip2bigint(ip);
}catch(e){
for(var type in possible_outputs){
if(possible_outputs[type][1]!=null && possible_outputs[type][1].test(val)){
input_type = type;
break;
}
}
if(input_type != null){
try{
var ipval = BigInt(val)
if(BigInt(0)>ipval || ipval>max_ipv6){
input_type = null;
valid = false;
}
}catch(e){
valid=false;
}
}else{
valid=false;
}
}
if(input_type != null && valid){
var cur_out=1;
for(var x in possible_outputs){
if(input_type == x) continue
$("#ntoa-out"+cur_out+"-label").text(x+":")
$("#ntoa-out"+cur_out).val(possible_outputs[x][0](ipval))
cur_out += 1
}
saveInputVal("#inputnum",val)
}else{
for(var i=1;i<=4;i++){
$("#ntoa-out"+i+"-label").text("Output:")
$("#ntoa-out"+i).val("")
}
}
$("#inputnum").toggleClass("is-invalid",!valid)
$("#inputnum").toggleClass("is-valid",valid)
}
function splittblleaf(id,el){
var subnettxt = getInputVal("#inputsubtblcidr")
try{
var subnet = window.ipaddr.parseCIDR(subnettxt)
var max_subs = subnet[0].kind()=="ipv4"?32n:128n;
console.log(id);
if(bigint_log2(id)+1+subnet[1]<=max_subs && bigint_log2(id)>=0 && id>=0 ){
window.subtblbreakdown.push(id.toString());
calcsubnettable(null);
}
}catch(e){}
}
function mergetblleaf(id,el){
console.log(id);
var i=window.subtblbreakdown.indexOf(""+id)
if(i>-1)
window.subtblbreakdown.splice(i,1);
calcsubnettable(null);
}
function changetblcolor(id){
console.log(id);
window.subtblcolors[id]=((window.subtblcolors[id]||0)+1)%8
calcsubnettable(null);
return false;
}
function clearsubnettable(){
window.subtblbreakdown=[];
window.subtblcolors={};
calcsubnettable(null);
}
function calcsubnettable(el){
const show_only_most_specific = true;
var subnettxt = getInputVal("#inputsubtblcidr")
try{
var subnet = window.ipaddr.parseCIDR(subnettxt)
}catch(e){
$("#inputsubtblcidr").toggleClass("is-invalid",true)
$("#inputsubtblcidr").toggleClass("is-valid",false)
return;
}
$("#inputsubtblcidr").toggleClass("is-invalid",false)
$("#inputsubtblcidr").toggleClass("is-valid",true)
var max_subs = subnet[0].kind()=="ipv4"?32n:128n;
if(!window.subtblbreakdown){
window.subtblbreakdown=window.curdetails['subtbl']||[];
}
var tblbreakdown = window.subtblbreakdown;
if(window.curdetails['tbldata'])
tblbreakdown = window.curdetails['tbldata']
var tblcolors;
if(!window.subtblcolors){
tblcolors=window.subtblcolors=window.curdetails['subtblcolor']||{};
}
var output = [];
var merges = [];
var tobreak = [1n];
var maxdepth = 0n;
var sub_cidr = BigInt(subnet[1])
while(tobreak.length>0){
var breaking = tobreak.pop()
var cursubdepth = BigInt(bigint_log2(breaking))
if(breaking<0) continue;
if(sub_cidr+cursubdepth>max_subs || cursubdepth<0) continue;
if(cursubdepth > maxdepth) maxdepth = cursubdepth;
if(tblbreakdown.indexOf(breaking+"")<0){
output.push([cursubdepth,breaking]);
}else{
var leftleaf = (breaking<<1n)
var rightleaf = (breaking<<1n)+1n
tobreak.push(rightleaf)
tobreak.push(leftleaf)
}
}
var outtable = $("<table>").addClass("table table-bordered table-hover table-sm");
emptycells = [];
leafrowmap = {};
rows = {};
cur_ip_count = BigInt(0);
var rowlens = {}
var newcolors = {};
var cl = getClassFromKind(subnet[0].kind())
if(subnet[0].kind()=="ipv4")
first_ip = cl.networkAddressFromCIDR(subnettxt)
else
first_ip = cl.firstUsableAddressFromCIDR(subnettxt)
for(var y=0;y<output.length;y++){
var row = $("<tr>");
rows[y] = row;
outtable.append(row);
var treeval = output[y];
emptycells.push(treeval[1])
leafrowmap[treeval[1]] = y;
rowlens[treeval[1]] = 1
new_subnet_cidr = sub_cidr+treeval[0]
leaftext = "";
new_subnet = bigint2ip(ip2bigint(first_ip) + cur_ip_count,first_ip.kind())
if(new_subnet.kind() != first_ip.kind()){
break
}
leaftext += new_subnet+"/"+(new_subnet_cidr);
cur_ip_count += BigInt(2)<<BigInt(max_subs-new_subnet_cidr-1n)
var cellcolor = window.subtblcolors[treeval[1]]||0
var leafcell = $("<td>")
.text(leaftext)
.attr("colspan",maxdepth-treeval[0]+1n)
.toggleClass("subtbl-expanded",true)
.toggleClass("subtbl-clickable",true)
.toggleClass("subtbl-color"+cellcolor,true)
.click(splittblleaf.bind(null,treeval[1]))
.contextmenu(changetblcolor.bind(null,treeval[1]))
if(cellcolor>0)
newcolors[treeval[1]]=cellcolor
row.append(leafcell)
}
while(emptycells.length>0){
var leafid = -1n;
for(i=0;i<emptycells.length;i++){
if(emptycells[i]>leafid)leafid=emptycells[i];
}
if(leafid==-1)break;
emptycells.splice(emptycells.indexOf(leafid),1)
var leafrow = leafrowmap[leafid]
if(!leafrow) continue;
if(leafrowmap[leafid-1n] == leafrow-rowlens[leafid-1n]){
var leaflen = rowlens[leafid-1n]
var rowlen = rowlens[leafid-1n] + rowlens[leafid]
delete leafrowmap[leafid];
delete leafrowmap[leafid-1n];
var depth = BigInt(bigint_log2(leafid))-1n
var cellcolor = window.subtblcolors[leafid>>1n]||0
var cell = $("<td>")
.text("/"+(sub_cidr+depth))
.attr("rowspan",rowlen)
.toggleClass("subtbl-split",true)
.toggleClass("subtbl-color"+cellcolor,true)
.contextmenu(changetblcolor.bind(null,leafid>>1n))
if(cellcolor>0)
newcolors[leafid>>1n]=cellcolor
if(rowlen == 2){
cell.click(mergetblleaf.bind(null,leafid>>1n))
.toggleClass("subtbl-clickable",true)
}
rows[leafrow-leaflen].prepend(cell)
leafrowmap[leafid>>1n] = leafrow-leaflen;
rowlens[leafid>>1n] = rowlen
emptycells.push(leafid>>1n)
}
}
$("#subtblcontainer").empty();
$("#subtblcontainer").append(outtable);
window.curdetails['subtbl']=window.subtblbreakdown;
window.curdetails['subtblcolor']=newcolors;
// this calls updatehash, otherwise we would have to manually
saveInputVal("#inputsubtblcidr",subnettxt)
}
function calcsubnetlist(el, changedCIDR){
var valid = true;
try{
var subnettxt = getInputVal("#inputsubscidr")
var subnet = window.ipaddr.parseCIDR(subnettxt)
var max_subs = subnet[0].kind()=="ipv4"?32:128;
if(!changedCIDR){
var possiblesubs = [];
var optionshtml = "";
for(var i=subnet[1]+1;i<=max_subs;i++){
var boldstyle = i%(max_subs==128?4:8)==0&&i!=max_subs?"style='font-weight:bold'":"";
optionshtml += "<option "+boldstyle+" value='"+i+"'>"+(BigInt(2)**BigInt(i-subnet[1]))+" Subnets (/"+i+")</option>"
}
var cidrselect = $("#inputsubssubnet").html(optionshtml);
}
var desired_sub = getInputVal("#inputsubssubnet") // $("#inputsubssubnet").val()
if(desired_sub != null && desired_sub > subnet[1] && desired_sub <= max_subs){
desired_sub = parseInt(desired_sub)
var html_out = "";
var ipval = ip2bigint(subnet[0])
var permutations = BigInt(2)**BigInt(desired_sub-subnet[1])
var subnet_size = BigInt(2)**BigInt(max_subs-desired_sub)
var ipprefix = ipval-ipval%(BigInt(2)**BigInt(max_subs-subnet[1]))
for(var i=BigInt(0);i<permutations;i++){
if(i > BigInt(2048)){
html_out="Showing only the first "+i+" subnets. "+(permutations-i)+" subnets hidden.<br>"+html_out;
break;
}
var subnet_val = ipprefix + subnet_size*i;
html_out+="<input type='text' readonly class='form-control result-box' value='"+bigint2ip(subnet_val,subnet[0].kind())+"/"+desired_sub+"'/>"
}
$("#subcalc-out").html(html_out)
saveInputVal("#inputsubscidr",subnettxt)
saveInputVal("#inputsubssubnet",desired_sub)
}
}catch(e){
valid=false;
}
$("#inputsubscidr").toggleClass("is-invalid",!valid)
$("#inputsubscidr").toggleClass("is-valid",valid)
}
function calcmbps(el, mbps_changed=null){
var mbps_val, gb_val, valid=true;
const mbps_to_gb = 86400*30.5/1000/8;
if(mbps_changed == null && "last_change" in window.curdetails['vals'])
mbps_changed=window.curdetails['vals']["last_change"]
var changed_element = mbps_changed?"#inputmbps-rate":"#inputmbps-gb"
var other_element = mbps_changed?"#inputmbps-gb":"#inputmbps-rate"
try{
var changed_val = parseInt(getInputVal(changed_element))
if(!isNaN(changed_val) && isFinite(changed_val)){
var other_val = changed_val*(mbps_changed?mbps_to_gb:1/mbps_to_gb)
$(other_element).val(other_val)
saveInputVal(changed_element,changed_val,false)
window.curdetails['vals']["last_change"]=mbps_changed
updateHash()
}else{
valid=false;
}
}catch(e){valid=false;}
$(changed_element).toggleClass("is-invalid",!valid)
$(other_element).toggleClass("is-invalid",false)
}
var net_sizes = {"ipv4":{},"ipv6":{}};
for(var i=128;i>=0;i--){
if(i<=32){
net_sizes["ipv4"][i]=BigInt(2)**BigInt(32-i)
}
net_sizes["ipv6"][i]=BigInt(2)**BigInt(128-i)
}
function calcrange(el){
var firstip,firstiptxt,lastip,lastiptxt,html_out="";
var firstvalid=true,lastvalid=true;
try{
firstiptxt = getInputVal("#inputcidr-firstip")
firstip=window.ipaddr.parse(firstiptxt)
}catch(e){firstvalid=false;}
try{
lastiptxt = getInputVal("#inputcidr-lastip")
lastip=window.ipaddr.parse(lastiptxt)
}catch(e){lastvalid=false;}
if(firstvalid && lastvalid){
var firstval = ip2bigint(firstip);
var lastval = ip2bigint(lastip);
var single_ip_size = firstip.kind()=="ipv4"?32:128;
if(firstip.kind()==lastip.kind() && firstval<=lastval){
var netmap = [];
var curval = firstval;
while(curval<=lastval){
var max_size = maxprefix(curval,firstip.kind())
var val_dif = lastval-curval+BigInt(1);
var max_diff = single_ip_size- bigint_log2(val_dif.toString());//Math.floor(val_dif.toString().length * Math.log2(10) + Math.log2(parseFloat("0." + val_dif)));
var prefix = max_size>max_diff?max_size:max_diff;
netmap.push([curval,prefix]);
curval += net_sizes[firstip.kind()][prefix]
}
var count=0;
for(var net of netmap){
if(count++ > 2048){
html_out="Showing only the first "+i+" subnets. "+(permutations-i)+" subnets hidden.<br>"+html_out;
break;
}
html_out+="<input type='text' readonly class='form-control result-box' value='"+bigint2ip(net[0],firstip.kind()).toFixedLengthString()+"/"+net[1]+"'/>"
}
saveInputVal("#inputcidr-firstip",firstiptxt)
saveInputVal("#inputcidr-lastip",lastiptxt)
}else{
firstvalid = false
lastvalid = false;
}
}
$("#inputcidr-firstip").toggleClass("is-invalid",!firstvalid)
$("#inputcidr-lastip").toggleClass("is-invalid",!lastvalid)
$("#inputcidr-firstip").toggleClass("is-valid",firstvalid)
$("#inputcidr-lastip").toggleClass("is-valid",lastvalid)
$("#ip2cidr-out").html(html_out)
}
</script>
<style>{{bootstrapcss}}</style>
<script>
{{jqueryjs}}
{{popperjs}}
{{bootstrapjs}}
{{ipaddrjs}}
{{bigintjs}}
</script>
<!-- <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous"> -->
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<!-- <script src="https://peterolson.github.io/BigInteger.js/BigInteger.min.js"></script> -->
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<script>
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());
gtag('config', 'UA-86131150-6', {
'linker': { 'domains': ['ipv6.tools', 'ipv4.tools'] },
"send_page_view": false
});
</script>
<script>
navigator.serviceWorker.register("swcacher.sw.js",{"updateViaCache":"all"})
// Computes the number of 1-bits in a byte
// Source: http://www.hackersdelight.org/hdcodetxt/pop.c.txt
function countOneBits(x) {
var _0x55555555 = BigInt(0x55555555);
var _0x33333333 = BigInt(0x33333333);
var _0x0f0f0f0f = BigInt(0x0F0F0F0F);
var _0x0000003F = BigInt(0x0000003F);
x = x - ((x >> BigInt(1)) & _0x55555555);
x = (x & _0x33333333) + ((x >> BigInt(2)) & _0x33333333);
x = (x + (x >> BigInt(4))) & _0x0f0f0f0f;
x = x + (x >> BigInt(8));
x = x + (x >> BigInt(16));
return x & _0x0000003F;
}
function bigint_log2(x){
for(var i=0;i<128;i++){
if(x<net_sizes['ipv6'][128-i]){
return i-1;
}
}
return null;
}
function maxprefix(ip,kind="ipv4") {
if(kind=="ipv4"){
return countOneBits(-(ip & -(ip)))
}else{
var _0xffffffff = BigInt(0xffffffff);
var _32n = BigInt(32);
var num = -(ip & -(ip));
var count = BigInt(0);
for(var i=0;i<=3;i++){
count += countOneBits(num & _0xffffffff)
num = num>>_32n
}
return count
}
}
function arpa2ip(arpa){
var v4arpa = arpa.match(/^((?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])(?:\\.(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])){3})\\.[iI][nN]-[aA][dD][dD][rR]\\.[aA][rR][pP][aA]$/)
if(v4arpa != null){
return new window.ipaddr.IPv4(v4arpa[1].split(".").reverse())
}
var v6arpa = arpa.match(/^((?:[0-9a-fA-F]\.){31}[0-9a-fA-F])\\.[iI][pP]6\\.[aA][rR][pP][aA]$/)
if(v6arpa != null){
var addr = [];
var digits = v6arpa[1].split(".").reverse()
for(var i=0;i<32;i+=2){
addr.push((parseInt(digits[i],16)<<4)
+(parseInt(digits[i+1],16)))
}
return new window.ipaddr.IPv6(addr)
}
return null;
}
function ip2arpa(ip){
try{
var ip = ipaddr.parse(ip)
if(ip != null){
if(ip.kind() == "ipv4"){
return ip.toString().split(".").reverse().join(".")+".in-addr.arpa";
}else{
return ip.toFixedLengthString().replace(/:/g,"").split("").reverse().join(".")+".ip6.arpa";
}
}
}catch(e){return null;}
}
function ip2bigint(ip){
var ipval = BigInt(0);
if(ip.kind()=="ipv4"){
for(var i=0;i<4;i++){
ipval = BigInt(ip.octets[i])+(ipval<<BigInt(8))
}
}else{
for(var i=0;i<8;i++){
ipval = BigInt(ip.parts[i])+(ipval<<BigInt(16))
}
}
return ipval;
}
function bigint2ip(num,kind=null){
var max_ipv4 = BigInt(2)**BigInt(32)-BigInt(1);
if(kind == "ipv6" || (kind==null && num>max_ipv4)){
var parts = [];
for(var j=0;j<8;j++){
parts.push(num&BigInt(0xffff))
num=num>>BigInt(16)
}
return new ipaddr.IPv6(parts.reverse())
}else{
var parts = [];
for(var j=0;j<4;j++){
parts.push(num&BigInt(0xff))
num=num>>BigInt(8)
}
return new ipaddr.IPv4(parts.reverse())
}
}
{
// Botch job #1, Remake the tostring and make them work.
window.ipaddr.IPv6.oldparseCIDR = window.ipaddr.IPv6.parseCIDR
function newparse(string){
var r = this.oldparseCIDR(string);
r.toString = function(){return this[0].toString()+"/"+this[1]}
Object.defineProperty(r, "toFixedLengthString", {value:function(){return this[0].toFixedLengthString()+"/"+this[1]}})
return r;
}
window.ipaddr.IPv6.parseCIDR = newparse;
}
// Botch job #2, make them similar in function (so that we can behave polymorphically)
window.ipaddr.IPv4.prototype.toFixedLengthString = window.ipaddr.IPv4.prototype.toString
window.ipaddr.IPv6.subnetMaskFromPrefixLength = function(len){
var mask = [];
var ones = len;
var zeros = 128-len;
while(ones>=8){
mask.push(0b11111111)
ones -= 8;
}
if(ones > 0){
middle = 0b0;
while(ones>0){
middle = (1<<8)+middle>>1
ones -= 1;
}
mask.push(middle)
}
zeros = zeros - zeros % 8
for(var x=0;x<zeros/8;x++){
mask.push(0b0);
}
return mask;
}
window.ipaddr.IPv6.firstUsableAddressFromCIDR = function (string) {
let cidr, i, ipInterfaceOctets, octets, subnetMaskOctets;
try {
cidr = this.parseCIDR(string);
ipInterfaceOctets = cidr[0].toByteArray();
subnetMaskOctets = this.subnetMaskFromPrefixLength(cidr[1]);
octets = [];
i = 0;
while (i < 16) {
// Network address is bitwise AND between ip interface and mask
octets.push(parseInt(ipInterfaceOctets[i], 10) & subnetMaskOctets[i]);
i++;
}
return new this(octets);
} catch (e) {
console.log(e)
throw new Error('ipaddr: the address does not have IPv6 CIDR format');
}
};
// really gets the LAST address, but we're adapting to this library
window.ipaddr.IPv6.lastUsableAddressFromCIDR = function (string) {
let cidr, i, ipInterfaceOctets, octets, subnetMaskOctets;
try {
cidr = this.parseCIDR(string);
ipInterfaceOctets = cidr[0].toByteArray();
subnetMaskOctets = this.subnetMaskFromPrefixLength(cidr[1]);
octets = [];
i = 0;
while (i < 16) {
// Network address is bitwise AND between ip interface and mask
octets.push(parseInt(ipInterfaceOctets[i], 10) | subnetMaskOctets[i] ^ 255);
i+=1;
}
return new this(octets);
} catch (e) {
console.log(e)
throw new Error('ipaddr: the address does not have IPv6 CIDR format');
}
};
</script>
</head>
<body>
<div class="container" id="page-container">
<div id="ptitle" class="col-12"><h1>IP Tools</h1></div>
<ul class="col-12 nav nav-tabs justify-content-center">
<li class="nav-item">
<a class="nav-link" id="ipcidrbtn" onclick="gotopage('ipcidr')">IP/CIDR</a>
</li>
<li class="nav-item">
<a class="nav-link" id="rdnsbtn" onclick="gotopage('rdns')">rDNS</a>
</li>
<li class="nav-item">
<a class="nav-link" id="ntoabtn" onclick="gotopage('ntoa')">IP-Numeric</a>
</li>
<li class="nav-item">
<a class="nav-link" id="macbtn" onclick="gotopage('mac')">Mac</a>
</li>
<li class="nav-item">
<a class="nav-link" id="subsbtn" onclick="gotopage('subs')">Subnet Calc</a>
</li>
<li class="nav-item">
<a class="nav-link" id="subtblbtn" onclick="gotopage('subtbl')">Subnet Table</a>
</li>
<li class="nav-item">
<a class="nav-link" id="ip2cidrbtn" onclick="gotopage('ip2cidr')">IPs to CIDRs</a>
</li>
<li class="nav-item">
<a class="nav-link" id="mbpscalcbtn" onclick="gotopage('mbpscalc')">mbps to GB/mo</a>
</li>
<li class="nav-item">
<a class="nav-link" id="aboutbtn" onclick="gotopage('about')">About</a>
</li>
</ul>
<div id="ipcidr" class="col-12 container justify-content-center ip-form">
<div class="row data-row">
<div class="input-group col-12">
<div class="input-group-prepend">
<span class="input-group-text result-box" id="basic-addon1">IP/CIDR</span>
</div>
<input id="inputcidr" type="text" class="form-control result-box" onkeyup='calccidr(this)' aria-describedby="basic-addon1">
</div>
</div>
<div class="row data-row">
<div class="input-group inputGroup-sizing-sm col-12 col-md-6">
<label for="ipcidr-first" class="result-box-label col-12">First Usable</label>
<input id="ipcidr-first" type="text" class="form-control result-box" readonly>
</div>