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Текущая директория: /var/www/bitcardoApp/node_modules/tronweb/lib/commonjs/utils
Просмотр файла: message.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.TRON_MESSAGE_PREFIX = void 0;
exports.hashMessage = hashMessage;
exports.signMessage = signMessage;
exports.verifyMessage = verifyMessage;
const ethersUtils_js_1 = require("./ethersUtils.js");
const constants_js_1 = require("./constants.js");
const crypto_js_1 = require("./crypto.js");
const code_js_1 = require("./code.js");
exports.TRON_MESSAGE_PREFIX = '\x19TRON Signed Message:\n';
function hashMessage(message) {
if (typeof message === 'string') {
message = (0, ethersUtils_js_1.toUtf8Bytes)(message);
}
else if (Array.isArray(message)) {
message = new Uint8Array(message);
}
return (0, ethersUtils_js_1.keccak256)((0, ethersUtils_js_1.concat)([(0, ethersUtils_js_1.toUtf8Bytes)(exports.TRON_MESSAGE_PREFIX), (0, ethersUtils_js_1.toUtf8Bytes)(String(message.length)), message]));
}
function signMessage(message, privateKey) {
if (!privateKey.match(/^0x/)) {
privateKey = '0x' + privateKey;
}
const signingKey = new ethersUtils_js_1.SigningKey(privateKey);
const messageDigest = hashMessage(message);
const signature = signingKey.sign(messageDigest);
return (0, ethersUtils_js_1.joinSignature)(signature);
}
function verifyMessage(message, signature) {
if (!signature.match(/^0x/)) {
signature = '0x' + signature;
}
const recovered = (0, ethersUtils_js_1.recoverAddress)(hashMessage(message), signature);
const base58Address = (0, crypto_js_1.getBase58CheckAddress)((0, code_js_1.hexStr2byteArray)(recovered.replace(/^0x/, constants_js_1.ADDRESS_PREFIX)));
return base58Address;
}
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Для локальной разработки. Не используйте в интернете!