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Update lib.js

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This commit is contained in:
sairajzero 2023-02-25 15:16:46 +05:30
parent 46e386c9ee
commit ce4bdcd83c
1 changed files with 119 additions and 24 deletions
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143
scripts/lib.js
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@ -1,4 +1,4 @@
(function (GLOBAL) { //lib v1.4.1a (function (GLOBAL) { //lib v1.4.2b
'use strict'; 'use strict';
/* Utility Libraries required for Standard operations /* Utility Libraries required for Standard operations
* All credits for these codes belong to their respective creators, moderators and owners. * All credits for these codes belong to their respective creators, moderators and owners.
@ -4355,6 +4355,12 @@
bitjs.multisig = 0x5e; //flochange - prefix for FLO Mainnet Multisig 0x5e bitjs.multisig = 0x5e; //flochange - prefix for FLO Mainnet Multisig 0x5e
bitjs.compressed = false; bitjs.compressed = false;
if (GLOBAL.cryptocoin == 'FLO_TEST') {
bitjs.pub = 0x73; // flochange - changed the prefix to FLO TestNet PublicKey Prefix 0x73
bitjs.priv = 0xa3; //flochange - changed the prefix to FLO TestNet Private key prefix 0xa3
bitjs.multisig = 0xc6; //flochange - prefix for FLO TestNet Multisig 0xc6
}
/* provide a privkey and return an WIF */ /* provide a privkey and return an WIF */
bitjs.privkey2wif = function (h) { bitjs.privkey2wif = function (h) {
var r = Crypto.util.hexToBytes(h); var r = Crypto.util.hexToBytes(h);
@ -4492,7 +4498,7 @@
}; };
} }
bitjs.transaction = function () { bitjs.transaction = function (tx_data = undefined) {
var btrx = {}; var btrx = {};
btrx.version = 2; //flochange look at this version btrx.version = 2; //flochange look at this version
btrx.inputs = []; btrx.inputs = [];
@ -4521,14 +4527,12 @@
if (addr.version === bitjs.pub) { // regular address if (addr.version === bitjs.pub) { // regular address
buf.push(118); //OP_DUP buf.push(118); //OP_DUP
buf.push(169); //OP_HASH160 buf.push(169); //OP_HASH160
buf.push(addr.bytes.length); buf = this.writeBytesToScriptBuffer(buf, addr.bytes);// address in bytes
buf = buf.concat(addr.bytes); // address in bytes
buf.push(136); //OP_EQUALVERIFY buf.push(136); //OP_EQUALVERIFY
buf.push(172); //OP_CHECKSIG buf.push(172); //OP_CHECKSIG
} else if (addr.version === bitjs.multisig) { // multisig address } else if (addr.version === bitjs.multisig) { // multisig address
buf.push(169); //OP_HASH160 buf.push(169); //OP_HASH160
buf.push(addr.bytes.length); buf = this.writeBytesToScriptBuffer(buf, addr.bytes);// address in bytes
buf = buf.concat(addr.bytes); // address in bytes
buf.push(135); //OP_EQUAL buf.push(135); //OP_EQUAL
} }
@ -4790,6 +4794,27 @@
return KBigInt; return KBigInt;
}; };
btrx.writeBytesToScriptBuffer = function (buf, bytes) {
if (bytes.length < 76) { //OP_PUSHDATA1
buf.push(bytes.length);
} else if (bytes.length <= 0xff) {
buf.push(76); //OP_PUSHDATA1
buf.push(bytes.length);
} else if (bytes.length <= 0xffff) {
buf.push(77); //OP_PUSHDATA2
buf.push(bytes.length & 0xff);
buf.push((bytes.length >>> 8) & 0xff);
} else {
buf.push(78); //OP_PUSHDATA4
buf.push(bytes.length & 0xff);
buf.push((bytes.length >>> 8) & 0xff);
buf.push((bytes.length >>> 16) & 0xff);
buf.push((bytes.length >>> 24) & 0xff);
}
buf = buf.concat(bytes);
return buf;
}
btrx.parseScript = function (script) { btrx.parseScript = function (script) {
var chunks = []; var chunks = [];
@ -4853,8 +4878,7 @@
var signature = this.transactionSig(index, wif, shType); var signature = this.transactionSig(index, wif, shType);
var buf = []; var buf = [];
var sigBytes = Crypto.util.hexToBytes(signature); var sigBytes = Crypto.util.hexToBytes(signature);
buf.push(sigBytes.length); buf = this.writeBytesToScriptBuffer(buf, sigBytes);
buf = buf.concat(sigBytes);
var pubKeyBytes = Crypto.util.hexToBytes(key['pubkey']); var pubKeyBytes = Crypto.util.hexToBytes(key['pubkey']);
buf.push(pubKeyBytes.length); buf.push(pubKeyBytes.length);
buf = buf.concat(pubKeyBytes); buf = buf.concat(pubKeyBytes);
@ -4902,16 +4926,14 @@
for (let y in sigsList) { for (let y in sigsList) {
var sighash = Crypto.util.hexToBytes(this.transactionHash(index, sigsList[y].slice(-1)[0] * 1)); var sighash = Crypto.util.hexToBytes(this.transactionHash(index, sigsList[y].slice(-1)[0] * 1));
if (bitjs.verifySignature(sighash, sigsList[y], pubkeyList[x])) { if (bitjs.verifySignature(sighash, sigsList[y], pubkeyList[x])) {
buf.push(sigsList[y].length); buf = this.writeBytesToScriptBuffer(buf, sigsList[y]);
buf = buf.concat(sigsList[y]);
break; //ensures duplicate sigs from same pubkey are not added break; //ensures duplicate sigs from same pubkey are not added
} }
} }
} }
//append redeemscript //append redeemscript
buf.push(redeemScript.length); buf = this.writeBytesToScriptBuffer(buf, redeemScript);
buf = buf.concat(redeemScript);
this.inputs[index].script = buf; this.inputs[index].script = buf;
return true; return true;
@ -4992,6 +5014,78 @@
return Crypto.util.bytesToHex(buffer); return Crypto.util.bytesToHex(buffer);
} }
/* deserialize a transaction */
function deserialize(buffer) {
if (typeof buffer == "string") {
buffer = Crypto.util.hexToBytes(buffer)
}
var pos = 0;
var readAsInt = function (bytes) {
if (bytes == 0) return 0;
pos++;
return buffer[pos - 1] + readAsInt(bytes - 1) * 256;
}
var readVarInt = function () {
pos++;
if (buffer[pos - 1] < 253) {
return buffer[pos - 1];
}
return readAsInt(buffer[pos - 1] - 251);
}
var readBytes = function (bytes) {
pos += bytes;
return buffer.slice(pos - bytes, pos);
}
var readVarString = function () {
var size = readVarInt();
return readBytes(size);
}
var bytesToStr = function (bytes) {
return bytes.map(b => String.fromCharCode(b)).join('');
}
const self = btrx;
self.version = readAsInt(4);
var ins = readVarInt();
for (var i = 0; i < ins; i++) {
self.inputs.push({
outpoint: {
hash: Crypto.util.bytesToHex(readBytes(32).reverse()),
index: readAsInt(4)
},
script: readVarString(),
sequence: readAsInt(4)
});
}
var outs = readVarInt();
for (var i = 0; i < outs; i++) {
self.outputs.push({
value: bitjs.bytesToNum(readBytes(8)),
script: readVarString()
});
}
self.lock_time = readAsInt(4);
//flochange - floData field
self.floData = bytesToStr(readVarString());
return self;
}
//deserialize the data if passed
if (tx_data)
deserialize(tx_data);
return btrx; return btrx;
} }
@ -5229,23 +5323,22 @@
if ("string" == typeof bytes) { if ("string" == typeof bytes) {
var d = Bitcoin.Address.decodeString(bytes); var d = Bitcoin.Address.decodeString(bytes);
bytes = d.hash; bytes = d.hash;
if (GLOBAL.cryptocoin == "FLO" && (d.version == Bitcoin.Address.standardVersion || d.version == Bitcoin.Address.multisigVersion)) if (d.version == Bitcoin.Address.standardVersion || d.version == Bitcoin.Address.multisigVersion)
this.version = d.version;
else if (GLOBAL.cryptocoin == "FLO_TEST" && d.version == Bitcoin.Address.testnetVersion)
this.version = d.version; this.version = d.version;
else throw "Version (prefix) " + d.version + " not supported!"; else throw "Version (prefix) " + d.version + " not supported!";
} else { } else {
if (GLOBAL.cryptocoin == "FLO") this.version = Bitcoin.Address.standardVersion;
this.version = Bitcoin.Address.standardVersion;
else if (GLOBAL.cryptocoin == "FLO_TEST")
this.version = Bitcoin.Address.testnetVersion; // FLO testnet public address
} }
this.hash = bytes; this.hash = bytes;
}; };
Bitcoin.Address.standardVersion = 0x23; // (FLO mainnet 0x23, 35D), (Bitcoin Mainnet, 0x00, 0D) Bitcoin.Address.standardVersion = 0x23; // (FLO mainnet 0x23, 35D), (Bitcoin Mainnet, 0x00, 0D)
Bitcoin.Address.multisigVersion = 0x5e; // (FLO multisig 0x5e, 94D) Bitcoin.Address.multisigVersion = 0x5e; // (FLO multisig 0x5e, 94D)
Bitcoin.Address.testnetVersion = 0x73; // (FLO testnet 0x73, 115D)
if (GLOBAL.cryptocoin == "FLO_TEST") {
Bitcoin.Address.standardVersion = 0x73; // (FLO testnet 0x73, 115D), (Bitcoin Mainnet, 0x00, 0D)
Bitcoin.Address.multisigVersion = 0xc6; // (FLO testnet multisig 0xc6, 198D)
}
/** /**
* Serialize this object as a standard Bitcoin address. * Serialize this object as a standard Bitcoin address.
@ -6704,6 +6797,7 @@
return { return {
'address': address, 'address': address,
'redeemScript': r.redeemScript, 'redeemScript': r.redeemScript,
'scripthash': Crypto.util.bytesToHex(program),
'size': r.size 'size': r.size
}; };
} }
@ -6797,15 +6891,16 @@
}; };
} }
coinjs.multisigBech32Address = function (raw_redeemscript) { coinjs.multisigBech32Address = function (redeemscript) {
var program = Crypto.SHA256(Crypto.util.hexToBytes(raw_redeemscript), { var program = Crypto.SHA256(Crypto.util.hexToBytes(redeemscript), {
asBytes: true asBytes: true
}); });
var address = coinjs.bech32_encode(coinjs.bech32.hrp, [coinjs.bech32.version].concat(coinjs.bech32_convert(program, 8, 5, true))); var address = coinjs.bech32_encode(coinjs.bech32.hrp, [coinjs.bech32.version].concat(coinjs.bech32_convert(program, 8, 5, true)));
return { return {
'address': address, 'address': address,
'type': 'multisigBech32', 'type': 'multisigBech32',
'redeemscript': Crypto.util.bytesToHex(program) 'redeemScript': redeemscript,
'scripthash': Crypto.util.bytesToHex(program)
}; };
} }
@ -7803,7 +7898,7 @@
var n = u.getElementsByTagName("tx_output_n")[0].childNodes[0].nodeValue; var n = u.getElementsByTagName("tx_output_n")[0].childNodes[0].nodeValue;
var scr = script || u.getElementsByTagName("script")[0].childNodes[0].nodeValue; var scr = script || u.getElementsByTagName("script")[0].childNodes[0].nodeValue;
if (segwit) { //also for MULTISIG_BECH32 (p2wsh-multisig)(script = raw_redeemscript; for p2wsh-multisig) if (segwit) { //also for MULTISIG_BECH32 (p2wsh-multisig)(script = redeemscript; for p2wsh-multisig)
/* this is a small hack to include the value with the redeemscript to make the signing procedure smoother. /* this is a small hack to include the value with the redeemscript to make the signing procedure smoother.
It is not standard and removed during the signing procedure. */ It is not standard and removed during the signing procedure. */