@stricahq/bip32ed25519/dist/utils.js

Pure javascript implementation of Bip32Ed25519, used for Cardano blockchain key pair.

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (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.HARDENED_OFFSET = exports.sha512 = exports.hmac512 = exports.hash28 = void 0;
const buffer_1 = require("buffer");
const blakejs_1 = require("blakejs");
const hashJs = __importStar(require("hash.js"));
const hash28 = function (data) {
    const hash = blakejs_1.blake2b(data, undefined, 28);
    return buffer_1.Buffer.from(hash);
};
exports.hash28 = hash28;
const hmac512 = function (key, data) {
    const digest = hashJs
        .hmac(hashJs.sha512, key)
        .update(data)
        .digest();
    return buffer_1.Buffer.from(digest);
};
exports.hmac512 = hmac512;
const sha512 = function (data) {
    const digest = hashJs.sha512().update(data).digest();
    return buffer_1.Buffer.from(digest);
};
exports.sha512 = sha512;
exports.HARDENED_OFFSET = 0x80000000;