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Текущая директория: /opt/BitGoJS/modules/abstract-substrate/dist/src/lib
Просмотр файла: keyPair.js
"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.KeyPair = void 0;
const sdk_core_1 = require("@bitgo/sdk-core");
const statics_1 = require("@bitgo/statics");
const keyring_1 = require("@polkadot/keyring");
const pair_1 = require("@polkadot/keyring/pair");
const bs58_1 = __importDefault(require("bs58"));
const utils_1 = __importDefault(require("./utils"));
const keyring = new keyring_1.Keyring({ type: statics_1.KeyCurve.Ed25519 });
class KeyPair extends sdk_core_1.Ed25519KeyPair {
/**
* Public constructor. By default, creates a key pair with a random master seed.
*
* @param { KeyPairOptions } source Either a master seed, a private key, or a public key
*/
constructor(source) {
super(source);
}
/**
* Helper function to create the KeyringPair for signing a substrate transaction.
* @returns {KeyringPair} KeyringPair
*/
createKeyringPair() {
const secretKey = this.keyPair.prv ? new Uint8Array(Buffer.from(this.keyPair.prv, 'hex')) : undefined;
const publicKey = new Uint8Array(Buffer.from(this.keyPair.pub, 'hex'));
return (0, pair_1.createPair)({ toSS58: keyring.encodeAddress, type: statics_1.KeyCurve.Ed25519 }, { secretKey, publicKey });
}
/** @inheritdoc */
getAddress(ss58Format) {
let encodedAddress = this.createKeyringPair().address;
encodedAddress = keyring.encodeAddress(encodedAddress, ss58Format);
return encodedAddress;
}
/** @inheritdoc */
getKeys() {
const result = { pub: this.keyPair.pub };
if (this.keyPair.prv) {
result.prv = this.keyPair.prv;
}
return result;
}
/** @inheritdoc */
recordKeysFromPrivateKeyInProtocolFormat(prv) {
const decodedSeed = utils_1.default.decodeSeed(prv);
const bufferFromSeed = Buffer.from(decodedSeed.seed);
return utils_1.default.keyPairFromSeed(bufferFromSeed).keyPair;
}
/** @inheritdoc */
recordKeysFromPublicKeyInProtocolFormat(pub) {
const publicKey = keyring.addFromPair({
// tss common pub is in base58 format and decodes to length of 32
publicKey: (0, sdk_core_1.isBase58)(pub, 32) ? new Uint8Array(bs58_1.default.decode(pub)) : new Uint8Array(Buffer.from(pub, 'hex')),
secretKey: new Uint8Array(),
}).publicKey;
return { pub: (0, sdk_core_1.toHex)(publicKey) };
}
}
exports.KeyPair = KeyPair;
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