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Update floCrypto.js

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- Removing explicit use of BigInteger in signing(/verify-sign) data
This commit is contained in:
sairajzero 2022-07-16 03:32:44 +05:30
parent cfc36b80cd
commit 5ab0bc36f0
1 changed files with 3 additions and 9 deletions
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12
floCrypto.js
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@ -1,4 +1,4 @@
(function(EXPORTS) { //floCrypto v2.3.0a (function(EXPORTS) { //floCrypto v2.3.1
/* FLO Crypto Operators */ /* FLO Crypto Operators */
'use strict'; 'use strict';
const floCrypto = EXPORTS; const floCrypto = EXPORTS;
@ -121,12 +121,8 @@
//Sign data using private-key //Sign data using private-key
floCrypto.signData = function(data, privateKeyHex) { floCrypto.signData = function(data, privateKeyHex) {
var key = new Bitcoin.ECKey(privateKeyHex); var key = new Bitcoin.ECKey(privateKeyHex);
key.setCompressed(true);
var privateKeyArr = key.getBitcoinPrivateKeyByteArray();
var privateKey = BigInteger.fromByteArrayUnsigned(privateKeyArr);
var messageHash = Crypto.SHA256(data); var messageHash = Crypto.SHA256(data);
var messageHashBigInteger = new BigInteger(messageHash); var messageSign = Bitcoin.ECDSA.sign(messageHash, key.priv);
var messageSign = Bitcoin.ECDSA.sign(messageHashBigInteger, key.priv);
var sighex = Crypto.util.bytesToHex(messageSign); var sighex = Crypto.util.bytesToHex(messageSign);
return sighex; return sighex;
} }
@ -134,11 +130,9 @@
//Verify signatue of the data using public-key //Verify signatue of the data using public-key
floCrypto.verifySign = function(data, signatureHex, publicKeyHex) { floCrypto.verifySign = function(data, signatureHex, publicKeyHex) {
var msgHash = Crypto.SHA256(data); var msgHash = Crypto.SHA256(data);
var messageHashBigInteger = new BigInteger(msgHash);
var sigBytes = Crypto.util.hexToBytes(signatureHex); var sigBytes = Crypto.util.hexToBytes(signatureHex);
var signature = Bitcoin.ECDSA.parseSig(sigBytes);
var publicKeyPoint = ecparams.getCurve().decodePointHex(publicKeyHex); var publicKeyPoint = ecparams.getCurve().decodePointHex(publicKeyHex);
var verify = Bitcoin.ECDSA.verifyRaw(messageHashBigInteger, signature.r, signature.s, publicKeyPoint); var verify = Bitcoin.ECDSA.verify(msgHash, sigBytes, publicKeyPoint);
return verify; return verify;
} }