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Update messengerEthereum.js

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tripathyr 2023-10-15 11:32:30 +05:30 committed by GitHub
parent 2a5faefdaf
commit 42b7c2aa61
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1 changed files with 9 additions and 6 deletions
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15
scripts/messengerEthereum.js
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@ -4,16 +4,19 @@
'use strict';
const floEthereum = EXPORTS;
const ethAddressFromPrivateKey = floEthereum.ethAddressFromPrivateKey = function(privateKey){
var t1,t1_x,t1_y,t1_x_BigInt,t1_y_BigInt,t2,t3,t4;
// onlyEvenY is usually false. It is needed to be true only when taproot private keys are input
const ethAddressFromPrivateKey = floEthereum.ethAddressFromPrivateKey = function(privateKey, onlyEvenY = false){
var t1,t1_x,t1_y,t1_y_BigInt,t2,t3,t4;
var groupOrder = BigInt("0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F");
t1 = bitjs.newPubkey(privateKey);
t1_x = t1.slice(2, 66); t1_y = t1.slice(-64);
//Suspending Odd Even checks for Messenger App
// t1_x_BigInt = BigInt("0x"+t1_x);t1_y_BigInt = BigInt("0x"+t1_y);
// if (t1_y_BigInt % 2n !== 0n) { t1_y_BigInt = (groupOrder-t1_y_BigInt)%groupOrder; t1_y=t1_y_BigInt.toString(16)};
if (onlyEvenY) {
t1_y_BigInt = BigInt("0x"+t1_y);
if (t1_y_BigInt % 2n !== 0n) { t1_y_BigInt = (groupOrder-t1_y_BigInt)%groupOrder; t1_y=t1_y_BigInt.toString(16)};
}
t2 = t1_x.toString(16) + t1_y.toString(16);
t3 = keccak.keccak_256(Crypto.util.hexToBytes(t2));
t4 = keccak.extractLast20Bytes(t3);