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‎bip39.html

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>D++</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<!--link rel="shortcut icon" type="image/jpg" href="taproot.ico"/-->
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<base target="_blank"/>
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<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
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<script src="https://cdn.rawgit.com/davidshimjs/qrcodejs/gh-pages/qrcode.min.js"></script>
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
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<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
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<style>
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@import url('https://fonts.googleapis.com/css2?family=PT+Sans+Narrow:wght@400;700&family=Roboto:wght@300;400;500&display=swap');
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</style>
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<script src="files/words.js"></script>
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<link rel="stylesheet" href="files/style.css">
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</head>
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<script>
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function binString2buf(string) {
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var result = new Uint8Array(32);
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for (var i = 0; i < 32; i++) {
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// taking 8 bytes and putting it into 8 bits
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// console.log("loop #" + i);
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result[i] = 0;
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for (var c = 0; c < 8; c++) {
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if (Number(string[i*8 + c]) === 1) {
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result[i] |= 1 << (7 - c);
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}
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}
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// console.log("result[" + i + "] is: " + result[i]);
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}
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return result;
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}
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function buf2bin(buffer) {
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var view = new Uint8Array(buffer);
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var result = "";
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for (var i = 0; i < view.length; i++) {
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var binary = view[i].toString(2);
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binary = "00000000".substr(binary.length) + binary;
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result += binary;
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}
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return result;
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}
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function buf2hex(buffer) {
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// buffer is an ArrayBuffer
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return Array.prototype.map.call(new Uint8Array(buffer), x => ('00' + x.toString(16)).slice(-2)).join('');
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}
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async function shaMe(inputString) {
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console.log("inputstring is " + inputString);
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var inputBytes = binString2buf(inputString);
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console.log("inputBytes is " + inputBytes);
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var hashBytes = await window.crypto.subtle.digest("SHA-256", inputBytes);
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// console.log(buf2hex(hashBytes));
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// console.log(buf2bin(hashBytes));
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return buf2bin(hashBytes);
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}
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function convertBin() {
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var binary = document.getElementById("binary").value;
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if (binary == "")
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$("#result").html("Please input a binary number.");
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else {
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binary = parseInt(binary, 2);
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console.log(binary);
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console.log();
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$("#result").html("<center><b>Result:</b><br>" + wordlist[binary] + "<br><br><b>Decimal:</b><br>" + binary + "<br><br>");
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}
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}
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function isNumberKey(evt, element, max) {
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var charCode = (evt.which) ? evt.which : event.keyCode;
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var len = $(element).val().length;
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if (len >= max)
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return false;
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if (charCode != 48 && charCode != 49)
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return false;
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}
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function searchStringInArray (str, strArray) {
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str = str.toLowerCase();
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for (var j = 0; j < strArray.length; j++) {
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if (strArray[j] == str) {
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console.log('we found a match, it is ' + strArray[j]);
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return j;
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}
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}
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return -1;
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}
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function hex2bin(hex){
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return ("00000000" + (parseInt(hex, 16)).toString(2)).substr(-8);
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}
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async function checksum() {
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var key = "";
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var wallet = "";
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var words = document.getElementsByClassName("bip-input");
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for (var i = 0; i < words.length; i++) {
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var binary = words[i].value;
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if (binary == "") {
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$("#checksum-result").html("Please enter valid seed words.");
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document.getElementById("qrcode-container").style.display = "none";
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return false;
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}
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wallet = wallet + binary + " ";
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binary = searchStringInArray(binary, wordlist);
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if (binary < 0) {
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$("#checksum-result").html("Invalid seed words.");
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document.getElementById("qrcode-container").style.display = "none";
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return false;
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}
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binary = binary.toString(2)
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binary = "00000000000".substr(binary.length) + binary;
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key += binary;
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}
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console.log("wallet is " + wallet);
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if ($('#checksum').val() == "") {
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$("#checksum-result").html("Please enter the first three bits of the checksum.");
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document.getElementById("qrcode-container").style.display = "none";
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return false;
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}
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// for fun, show all 8 possible checksum words
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validChecksums(key);
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key += $("#checksum").val();
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console.log("key is " + key);
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console.log("key length is " + key.length);
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var result = await shaMe(key);
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var hash = result.substring(0, 8);
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hash = Number($('#checksum').val() + hash);
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var twentyFour = wordlist[parseInt(hash, 2)];
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wallet += twentyFour;
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// generateQRCode(wallet);
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console.log(wallet);
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$("#checksum-result").html("<b>Seed Phrase in Binary:</b><br>" + key + "<br><br><b>SHA-256 Hash of Seed Phrase:</b><br>" + result);
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// $("#checksum-result").html("<b>Checksum:</b><br>" + twentyFour + "<br><br><b>Binary:</b><br>" + key + "<br><br><b>Hash:</b><br>" + result + "<br><br><b>Mnemonic:</b><br>" + wallet);
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}
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async function validChecksums(key) {
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var results = "";
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// document.getElementById("possible-checksums-result").innerHTML = "<br><b>All Possible Checksums:</b><br>";
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for (var i = 0; i < 8; i++) {
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var myKey = key;
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var binary = i.toString(2);
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binary = "000".substr(binary.length) + binary;
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console.log("binary for checksum is: " + binary);
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myKey += binary;
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let result = await shaMe(myKey);
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var hash = result.substring(0, 8);
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console.log("binary(blurg) here is " + binary);
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hash = binary + hash;
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console.log("last 11 bits are now: " + hash);
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var twentyFour = wordlist[parseInt(hash, 2)];
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console.log("possible checksum is " + twentyFour);
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results += twentyFour + " ";
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console.log("results is now " + results);
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}
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console.log("all the results are " + results);
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// document.getElementById("possible-checksums-result").innerHTML += results;
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}
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function autofill(word, checksum) {
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$(".bip-input").val(word);
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$('#checksum').val(checksum);
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}
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function generateQRCode(string) {
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let qrcodeContainer = document.getElementById("qrcode");
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qrcodeContainer.innerHTML = "";
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new QRCode(qrcodeContainer, string);
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document.getElementById("qrcode-container").style.display = "block";
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}
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</script>
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<header>
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<!--img src=images/Title.png style="width:500px; max-width:95%"-->
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</header>
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<br>
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<div class="container">
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<h3>Convert Binary to BIP 39 Word</h3>
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<input class="button-class" placeholder="11 Bit Binary Number" id="binary" onkeypress="return isNumberKey(event,this, 11)"><br>
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<button class="button-class" onclick="convertBin()">Convert</button>
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<br><br>
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<div id="result" style="font-size:17px;"></div>
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<br>
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<h3>Calculate Hash of Seed Phrase</h3>
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<center>
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<!--button onclick="autofill('abandon', '000')">Autofill (All Zeros)</button>
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<button onclick="autofill('zoo', '111')">Autofill (All Ones)</button><br>
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<button onclick="autofill('bacon', '000')" style="margin-top:5px">Autofill (All Bacons)</button>
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<br><br-->
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<div class="row" style="margin-top:10px">
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<div class="col-sm-6 text-center"><span class="number">1.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">2.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">3.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">4.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">5.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">6.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">7.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">8.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">9.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">10.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">11.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">12.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">13.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">14.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">15.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">16.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">17.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">18.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">19.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">20.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">21.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">22.</span><input class="bip-input"></div>
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</div>
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<div class="row">
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<div class="col-sm-6 text-center"><span class="number">23.</span><input class="bip-input"></div>
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<div class="col-sm-6 text-center"><span class="number">24.</span><input id="checksum" class="input" placeholder="First 3 bits of checksum" onkeypress="return isNumberKey(event,this, 3)"></div>
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</div>
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<button onclick="checksum()" class="button-class" id="submit-button">Submit</button>
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<div id="possible-checksums-result"></div>
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<div id="checksum-result"></div>
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<div id="qrcode-container" style="margin-top:25px;">
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<div id="qrcode" class="qrcode"></div>
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</div>
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</div> <!-- end container -->
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<script src="files/footer.js"></script>
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</html>

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