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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/viem/_cjs/accounts/utils
Просмотр файла: sign.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.setSignEntropy = setSignEntropy;
exports.sign = sign;
const secp256k1_1 = require("@noble/curves/secp256k1");
const isHex_js_1 = require("../../utils/data/isHex.js");
const toBytes_js_1 = require("../../utils/encoding/toBytes.js");
const toHex_js_1 = require("../../utils/encoding/toHex.js");
const serializeSignature_js_1 = require("../../utils/signature/serializeSignature.js");
let extraEntropy = false;
function setSignEntropy(entropy) {
if (!entropy)
throw new Error('must be a `true` or a hex value.');
extraEntropy = entropy;
}
async function sign({ hash, privateKey, to = 'object', }) {
const { r, s, recovery } = secp256k1_1.secp256k1.sign(hash.slice(2), privateKey.slice(2), {
lowS: true,
extraEntropy: (0, isHex_js_1.isHex)(extraEntropy, { strict: false })
? (0, toBytes_js_1.hexToBytes)(extraEntropy)
: extraEntropy,
});
const signature = {
r: (0, toHex_js_1.numberToHex)(r, { size: 32 }),
s: (0, toHex_js_1.numberToHex)(s, { size: 32 }),
v: recovery ? 28n : 27n,
yParity: recovery,
};
return (() => {
if (to === 'bytes' || to === 'hex')
return (0, serializeSignature_js_1.serializeSignature)({ ...signature, to });
return signature;
})();
}
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