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Текущая директория: /opt/BitGoJS/node_modules/@cosmjs/amino/build
Просмотр файла: secp256k1wallet.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Secp256k1Wallet = void 0;
const crypto_1 = require("@cosmjs/crypto");
const encoding_1 = require("@cosmjs/encoding");
const addresses_1 = require("./addresses");
const signature_1 = require("./signature");
const signdoc_1 = require("./signdoc");
/**
* A wallet that holds a single secp256k1 keypair.
*
* If you want to work with BIP39 mnemonics and multiple accounts, use Secp256k1HdWallet.
*/
class Secp256k1Wallet {
constructor(privkey, pubkey, prefix) {
this.privkey = privkey;
this.pubkey = pubkey;
this.prefix = prefix;
}
/**
* Creates a Secp256k1Wallet from the given private key
*
* @param privkey The private key.
* @param prefix The bech32 address prefix (human readable part). Defaults to "cosmos".
*/
static async fromKey(privkey, prefix = "cosmos") {
const uncompressed = (await crypto_1.Secp256k1.makeKeypair(privkey)).pubkey;
return new Secp256k1Wallet(privkey, crypto_1.Secp256k1.compressPubkey(uncompressed), prefix);
}
get address() {
return (0, encoding_1.toBech32)(this.prefix, (0, addresses_1.rawSecp256k1PubkeyToRawAddress)(this.pubkey));
}
async getAccounts() {
return [
{
algo: "secp256k1",
address: this.address,
pubkey: this.pubkey,
},
];
}
async signAmino(signerAddress, signDoc) {
if (signerAddress !== this.address) {
throw new Error(`Address ${signerAddress} not found in wallet`);
}
const message = new crypto_1.Sha256((0, signdoc_1.serializeSignDoc)(signDoc)).digest();
const signature = await crypto_1.Secp256k1.createSignature(message, this.privkey);
const signatureBytes = new Uint8Array([...signature.r(32), ...signature.s(32)]);
return {
signed: signDoc,
signature: (0, signature_1.encodeSecp256k1Signature)(this.pubkey, signatureBytes),
};
}
}
exports.Secp256k1Wallet = Secp256k1Wallet;
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