@scrypt-inc/bitcoinjs-lib
Version:
Client-side Bitcoin JavaScript library
108 lines (107 loc) • 4.09 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.p2pk = p2pk;
const networks_js_1 = require('../networks.cjs');
const bscript = __importStar(require('../script.cjs'));
const types_js_1 = require('../types.cjs');
const lazy = __importStar(require('./lazy.cjs'));
const tools = __importStar(require("uint8array-tools"));
const v = __importStar(require("valibot"));
const OPS = bscript.OPS;
// input: {signature}
// output: {pubKey} OP_CHECKSIG
/**
* Creates a pay-to-public-key (P2PK) payment object.
*
* @param a - The payment object containing the necessary data.
* @param opts - Optional payment options.
* @returns The P2PK payment object.
* @throws {TypeError} If the required data is not provided or if the data is invalid.
*/
function p2pk(a, opts) {
if (!a.input && !a.output && !a.pubkey && !a.input && !a.signature)
throw new TypeError('Not enough data');
opts = Object.assign({ validate: true }, opts || {});
v.parse(v.partial(v.object({
network: v.object({}),
output: types_js_1.BufferSchema,
pubkey: v.custom(types_js_1.isPoint, 'invalid pubkey'),
signature: v.custom(bscript.isCanonicalScriptSignature, 'Expected signature to be of type isCanonicalScriptSignature'),
input: types_js_1.BufferSchema,
})), a);
const _chunks = lazy.value(() => {
return bscript.decompile(a.input);
});
const network = a.network || networks_js_1.bitcoin;
const o = { name: 'p2pk', network };
lazy.prop(o, 'output', () => {
if (!a.pubkey)
return;
return bscript.compile([a.pubkey, OPS.OP_CHECKSIG]);
});
lazy.prop(o, 'pubkey', () => {
if (!a.output)
return;
return a.output.slice(1, -1);
});
lazy.prop(o, 'signature', () => {
if (!a.input)
return;
return _chunks()[0];
});
lazy.prop(o, 'input', () => {
if (!a.signature)
return;
return bscript.compile([a.signature]);
});
lazy.prop(o, 'witness', () => {
if (!o.input)
return;
return [];
});
// extended validation
if (opts.validate) {
if (a.output) {
if (a.output[a.output.length - 1] !== OPS.OP_CHECKSIG)
throw new TypeError('Output is invalid');
if (!(0, types_js_1.isPoint)(o.pubkey))
throw new TypeError('Output pubkey is invalid');
if (a.pubkey && tools.compare(a.pubkey, o.pubkey) !== 0)
throw new TypeError('Pubkey mismatch');
}
if (a.signature) {
if (a.input && tools.compare(a.input, o.input) !== 0)
throw new TypeError('Signature mismatch');
}
if (a.input) {
if (_chunks().length !== 1)
throw new TypeError('Input is invalid');
if (!bscript.isCanonicalScriptSignature(o.signature))
throw new TypeError('Input has invalid signature');
}
}
return Object.assign(o, a);
}