bot-28/node/node_modules/tronweb/lib/esm/utils/message.js

import { keccak256, toUtf8Bytes, concat, recoverAddress, SigningKey, joinSignature } from './ethersUtils.js';
import { ADDRESS_PREFIX } from './address.js';
import { getBase58CheckAddress } from './crypto.js';
import { hexStr2byteArray } from './code.js';
export const TRON_MESSAGE_PREFIX = '\x19TRON Signed Message:\n';
export function hashMessage(message) {
    if (typeof message === 'string') {
        message = toUtf8Bytes(message);
    }
    else if (Array.isArray(message)) {
        message = new Uint8Array(message);
    }
    return keccak256(concat([toUtf8Bytes(TRON_MESSAGE_PREFIX), toUtf8Bytes(String(message.length)), message]));
}
export function signMessage(message, privateKey) {
    if (!privateKey.match(/^0x/)) {
        privateKey = '0x' + privateKey;
    }
    const signingKey = new SigningKey(privateKey);
    const messageDigest = hashMessage(message);
    const signature = signingKey.sign(messageDigest);
    return joinSignature(signature);
}
export function verifyMessage(message, signature) {
    if (!signature.match(/^0x/)) {
        signature = '0x' + signature;
    }
    const recovered = recoverAddress(hashMessage(message), signature);
    const base58Address = getBase58CheckAddress(hexStr2byteArray(recovered.replace(/^0x/, ADDRESS_PREFIX)));
    return base58Address;
}
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