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Текущая директория: /opt/BitGoJS/node_modules/@hashgraph/cryptography/lib
Просмотр файла: PrivateKey.cjs
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _Mnemonic = _interopRequireDefault(require("./Mnemonic.cjs"));
var _BadKeyError = _interopRequireDefault(require("./BadKeyError.cjs"));
var _Key = _interopRequireDefault(require("./Key.cjs"));
var _Ed25519PrivateKey = _interopRequireDefault(require("./Ed25519PrivateKey.cjs"));
var _EcdsaPrivateKey = _interopRequireDefault(require("./EcdsaPrivateKey.cjs"));
var _PublicKey = _interopRequireDefault(require("./PublicKey.cjs"));
var _keystore = require("./primitive/keystore.cjs");
var _pem = require("./encoding/pem.cjs");
var hex = _interopRequireWildcard(require("./encoding/hex.cjs"));
var slip10 = _interopRequireWildcard(require("./primitive/slip10.cjs"));
var derive = _interopRequireWildcard(require("./util/derive.cjs"));
var _Cache = _interopRequireDefault(require("./Cache.cjs"));
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* @typedef {object} ProtoSignaturePair
* @property {(Uint8Array | null)=} pubKeyPrefix
* @property {(Uint8Array | null)=} ed25519
* @property {(Uint8Array | null)=} ECDSASecp256k1
*/
/**
* @typedef {object} ProtoSigMap
* @property {(ProtoSignaturePair[] | null)=} sigPair
*/
/**
* @typedef {object} ProtoSignedTransaction
* @property {(Uint8Array | null)=} bodyBytes
* @property {(ProtoSigMap | null)=} sigMap
*/
/**
* @typedef {object} Transaction
* @property {() => boolean} isFrozen
* @property {ProtoSignedTransaction[]} _signedTransactions
* @property {Set<string>} _signerPublicKeys
* @property {(publicKey: PublicKey, signature: Uint8Array) => Transaction} addSignature
* @property {() => void} _requireFrozen
* @property {() => Transaction} freeze
*/
/**
* A private key on the Hedera™ network.
*/
class PrivateKey extends _Key.default {
/**
* @hideconstructor
* @internal
* @param {Ed25519PrivateKey | EcdsaPrivateKey} key
*/
constructor(key) {
super();
/**
* @type {Ed25519PrivateKey | EcdsaPrivateKey}
* @readonly
* @private
*/
this._key = key;
}
/**
* @returns {string}
*/
get _type() {
return this._key._type;
}
/**
* Generate a random Ed25519 private key.
*
* @returns {PrivateKey}
*/
static generateED25519() {
return new PrivateKey(_Ed25519PrivateKey.default.generate());
}
/**
* Generate a random EDSA private key.
*
* @returns {PrivateKey}
*/
static generateECDSA() {
return new PrivateKey(_EcdsaPrivateKey.default.generate());
}
/**
* Depredated - Use `generateEd25519()` instead
* Generate a random Ed25519 private key.
*
* @returns {PrivateKey}
*/
static generate() {
return PrivateKey.generateED25519();
}
/**
* Depredated - Use `generateEd25519Async()` instead
* Generate a random Ed25519 private key.
*
* @returns {Promise<PrivateKey>}
*/
static async generateAsync() {
return PrivateKey.generateED25519Async();
}
/**
* Generate a random Ed25519 private key.
*
* @returns {Promise<PrivateKey>}
*/
static async generateED25519Async() {
return new PrivateKey(await _Ed25519PrivateKey.default.generateAsync());
}
/**
* Generate a random ECDSA private key.
*
* @returns {Promise<PrivateKey>}
*/
static async generateECDSAAsync() {
return new PrivateKey(await _EcdsaPrivateKey.default.generateAsync());
}
/**
* Construct a private key from bytes. Requires DER header.
*
* @param {Uint8Array} data
* @returns {PrivateKey}
*/
static fromBytes(data) {
try {
return new PrivateKey(_Ed25519PrivateKey.default.fromBytes(data));
} catch {// Do nothing
}
try {
return new PrivateKey(_EcdsaPrivateKey.default.fromBytes(data));
} catch {// Do nothing
}
throw new _BadKeyError.default(`invalid private key length: ${data.length} bytes`);
}
/**
* Construct a ECDSA private key from bytes.
*
* @param {Uint8Array} data
* @returns {PrivateKey}
*/
static fromBytesECDSA(data) {
return new PrivateKey(_EcdsaPrivateKey.default.fromBytes(data));
}
/**
* Construct a ED25519 private key from bytes.
*
* @param {Uint8Array} data
* @returns {PrivateKey}
*/
static fromBytesED25519(data) {
return new PrivateKey(_Ed25519PrivateKey.default.fromBytes(data));
}
/**
* Construct a private key from a hex-encoded string. Requires DER header.
*
* @param {string} text
* @returns {PrivateKey}
*/
static fromString(text) {
return PrivateKey.fromBytes(hex.decode(text));
}
/**
* Construct a ECDSA private key from a hex-encoded string.
*
* @param {string} text
* @returns {PrivateKey}
*/
static fromStringECDSA(text) {
return PrivateKey.fromBytesECDSA(hex.decode(text));
}
/**
* Construct a Ed25519 private key from a hex-encoded string.
*
* @param {string} text
* @returns {PrivateKey}
*/
static fromStringED25519(text) {
return PrivateKey.fromBytesED25519(hex.decode(text));
}
/**
* Recover a private key from a mnemonic phrase (and optionally a password).
*
* @param {Mnemonic | string} mnemonic
* @param {string} [passphrase]
* @returns {Promise<PrivateKey>}
*/
static async fromMnemonic(mnemonic, passphrase = "") {
return (typeof mnemonic === "string" ? await _Mnemonic.default.fromString(mnemonic) : mnemonic).toPrivateKey(passphrase);
}
/**
* Recover a private key from a keystore, previously created by `.toKeystore()`.
*
* This key will _not_ support child key derivation.
*
* @param {Uint8Array} data
* @param {string} [passphrase]
* @returns {Promise<PrivateKey>}
* @throws {BadKeyError} If the passphrase is incorrect or the hash fails to validate.
*/
static async fromKeystore(data, passphrase = "") {
return PrivateKey.fromBytes(await (0, _keystore.loadKeystore)(data, passphrase));
}
/**
* Recover a private key from a pem string; the private key may be encrypted.
*
* This method assumes the .pem file has been converted to a string already.
*
* If `passphrase` is not null or empty, this looks for the first `ENCRYPTED PRIVATE KEY`
* section and uses `passphrase` to decrypt it; otherwise, it looks for the first `PRIVATE KEY`
* section and decodes that as a DER-encoded private key.
*
* @param {string} data
* @param {string} [passphrase]
* @returns {Promise<PrivateKey>}
*/
static async fromPem(data, passphrase = "") {
const pem = await (0, _pem.read)(data, passphrase);
if (pem instanceof _Ed25519PrivateKey.default || pem instanceof _EcdsaPrivateKey.default) {
return new PrivateKey(pem);
}
return PrivateKey.fromBytes(pem);
}
/**
* Derive a new private key at the given wallet index.
*
* Only currently supported for keys created with `fromMnemonic()`; other keys will throw
* an error.
*
* You can check if a key supports derivation with `.supportsDerivation()`
*
* @param {number} index
* @returns {Promise<PrivateKey>}
* @throws If this key does not support derivation.
*/
async derive(index) {
// return new PrivateKey(await this._key.derive(index));
if (this._key._chainCode == null) {
throw new Error("this private key does not support key derivation");
}
const {
keyData,
chainCode
} = await slip10.derive(this.toBytesRaw(), this._key._chainCode, index);
/** @type {new (bytes: Uint8Array, chainCode?: Uint8Array) => Ed25519PrivateKey | EcdsaPrivateKey} */
const constructor =
/** @type {any} */
this._key.constructor; // eslint-disable-next-line @typescript-eslint/no-unsafe-call
return new PrivateKey(new constructor(keyData, chainCode));
}
/**
* @param {number} index
* @returns {Promise<PrivateKey>}
* @throws If this key does not support derivation.
*/
async legacyDerive(index) {
const keyBytes = await derive.legacy(this.toBytesRaw().subarray(0, 32), index);
/** @type {new (bytes: Uint8Array) => Ed25519PrivateKey | EcdsaPrivateKey} */
const constructor =
/** @type {any} */
this._key.constructor; // eslint-disable-next-line @typescript-eslint/no-unsafe-call
return new PrivateKey(new constructor(keyBytes));
}
/**
* Get the public key associated with this private key.
*
* The public key can be freely given and used by other parties to verify
* the signatures generated by this private key.
*
* @returns {PublicKey}
*/
get publicKey() {
return new _PublicKey.default(this._key.publicKey);
}
/**
* Sign a message with this private key.
*
* @param {Uint8Array} bytes
* @returns {Uint8Array} - The signature bytes without the message
*/
sign(bytes) {
return this._key.sign(bytes);
}
/**
* @param {Transaction} transaction
* @returns {Uint8Array}
*/
signTransaction(transaction) {
transaction._requireFrozen();
if (!transaction.isFrozen()) {
transaction.freeze();
}
if (transaction._signedTransactions.length != 1) {
throw new Error("`PrivateKey.signTransaction()` requires `Transaction` to have a single node `AccountId` set");
}
const tx =
/** @type {ProtoSignedTransaction} */
transaction._signedTransactions[0];
const publicKeyHex = hex.encode(this.publicKey.toBytesRaw());
if (tx.sigMap == null) {
tx.sigMap = {};
}
if (tx.sigMap.sigPair == null) {
tx.sigMap.sigPair = [];
}
for (const sigPair of tx.sigMap.sigPair) {
if (sigPair.pubKeyPrefix != null && hex.encode(sigPair.pubKeyPrefix) === publicKeyHex) {
switch (this._type) {
case "ED25519":
return (
/** @type {Uint8Array} */
sigPair.ed25519
);
case "secp256k1":
return (
/** @type {Uint8Array} */
sigPair.ECDSASecp256k1
);
}
}
}
const siganture = this.sign(tx.bodyBytes != null ? tx.bodyBytes : new Uint8Array());
/** @type {ProtoSignaturePair} */
const protoSignature = {
pubKeyPrefix: this.publicKey.toBytesRaw()
};
switch (this._type) {
case "ED25519":
protoSignature.ed25519 = siganture;
break;
case "secp256k1":
protoSignature.ECDSASecp256k1 = siganture;
break;
}
tx.sigMap.sigPair.push(protoSignature);
transaction._signerPublicKeys.add(publicKeyHex);
return siganture;
}
/**
* Check if `derive` can be called on this private key.
*
* This is only the case if the key was created from a mnemonic.
*
* @returns {boolean}
*/
isDerivable() {
return this._key._chainCode != null;
}
/**
* @returns {Uint8Array}
*/
toBytes() {
if (this._key instanceof _Ed25519PrivateKey.default) {
return this.toBytesRaw();
} else {
return this.toBytesDer();
}
}
/**
* @returns {Uint8Array}
*/
toBytesDer() {
return this._key.toBytesDer();
}
/**
* @returns {Uint8Array}
*/
toBytesRaw() {
return this._key.toBytesRaw();
}
/**
* @returns {string}
*/
toString() {
return this.toStringDer();
}
/**
* @returns {string}
*/
toStringDer() {
return hex.encode(this.toBytesDer());
}
/**
* @returns {string}
*/
toStringRaw() {
return hex.encode(this.toBytesRaw());
}
/**
* Create a keystore with a given passphrase.
*
* The key can be recovered later with `fromKeystore()`.
*
* Note that this will not retain the ancillary data used for
* deriving child keys, thus `.derive()` on the restored key will
* throw even if this instance supports derivation.
*
* @param {string} [passphrase]
* @returns {Promise<Uint8Array>}
*/
toKeystore(passphrase = "") {
return (0, _keystore.createKeystore)(this.toBytesRaw(), passphrase);
}
}
exports.default = PrivateKey;
_Cache.default.privateKeyConstructor = key => new PrivateKey(key);
_Cache.default.privateKeyFromBytes = bytes => PrivateKey.fromBytes(bytes);Выполнить команду
Для локальной разработки. Не используйте в интернете!