@zlattice/lattice-js/dist/cjs/crypto/sm2/ec.js

Lattice blockchain TypeScript SDK with dual module support (CJS + ESM)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.field = exports.sm2Curve = exports.sm2Fp = void 0;
const modular_1 = require("@noble/curves/abstract/modular"); // finite field for mod arithmetics
const utils_1 = require("@noble/curves/abstract/utils");
const weierstrass_1 = require("@noble/curves/abstract/weierstrass");
const bn_1 = require("./bn.js");
const hmac_1 = require("./hmac.js");
const rng_1 = require("./rng.js");
const sm3_1 = require("./sm3.js");
exports.sm2Fp = (0, modular_1.Field)(BigInt('115792089210356248756420345214020892766250353991924191454421193933289684991999'));
exports.sm2Curve = (0, weierstrass_1.weierstrass)({
    // sm2: short weierstrass.
    a: BigInt('115792089210356248756420345214020892766250353991924191454421193933289684991996'),
    b: BigInt('18505919022281880113072981827955639221458448578012075254857346196103069175443'),
    Fp: exports.sm2Fp,
    h: bn_1.ONE,
    n: BigInt('115792089210356248756420345214020892766061623724957744567843809356293439045923'),
    Gx: BigInt('22963146547237050559479531362550074578802567295341616970375194840604139615431'),
    Gy: BigInt('85132369209828568825618990617112496413088388631904505083283536607588877201568'),
    hash: sm3_1.sm3,
    hmac: (key, ...msgs) => (0, hmac_1.hmac)(sm3_1.sm3, key, (0, utils_1.concatBytes)(...msgs)),
    randomBytes: rng_1.randomBytes,
});
// 有限域运算
exports.field = (0, modular_1.Field)(BigInt(exports.sm2Curve.CURVE.n));
//# sourceMappingURL=ec.js.map