@gandlaf21/cashu-crypto
Version:
Basic cashu crypto functions
37 lines • 1.37 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.verifyP2PKSig = void 0;
const secp256k1_1 = require("@noble/curves/secp256k1");
const sha256_1 = require("@noble/hashes/sha256");
const NUT11_js_1 = require("../common/NUT11.js");
const verifyP2PKSig = (proof) => {
if (!proof.witness) {
throw new Error('could not verify signature, no witness provided');
}
const parsedSecret = (0, NUT11_js_1.parseSecret)(proof.secret);
// const tags = {} as Tags
// parsedSecret[1].tags.forEach((e: string[]) => {tags[e[0]]=e.shift()})
// if (tags.locktime) {
// const locktime = parseInt(tags.locktime[1])
// let isUnlocked = false
// if (Math.floor(Date.now() / 1000)>=locktime) {
// isUnlocked = true
// }
// }
// if (tags.sigflag as SigFlag) {
// if (tags.sigflag[0]==='SIG_INPUT') {
// }
// else if(tags.sigflag[0]==='SIG_ALL') {
// }
// else {
// throw new Error("Unknown sigflag");
// }
// }
// if (tags.n_sigs) {
// if (tags.pubkeys) {
// }
// }
return secp256k1_1.schnorr.verify(proof.witness.signatures[0], (0, sha256_1.sha256)(new TextDecoder().decode(proof.secret)), parsedSecret[1].data);
};
exports.verifyP2PKSig = verifyP2PKSig;
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