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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@bitgo/sdk-core/dist/src/bitgo/trading/network
Просмотр файла: utils.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.str2ab = str2ab;
exports.ab2str = ab2str;
exports.computeKey = computeKey;
const crypto_1 = __importDefault(require("crypto"));
/**
 * str2ab - Convert a string to an ArrayBuffer
 * @param {string} str The string to convert
 * @returns {ArrayBuffer} The ArrayBuffer
 */
function str2ab(str) {
    const buf = new ArrayBuffer(str.length);
    const bufView = new Uint8Array(buf);
    for (let i = 0, strLen = str.length; i < strLen; i++) {
        bufView[i] = str.charCodeAt(i);
    }
    return buf;
}
/**
 * ab2str - Convert a buffer to a string
 * @param {ArrayBuffer} buf The buffer to convert
 * @returns {string} The string
 */
function ab2str(buf) {
    return String.fromCharCode.apply(null, Array.from(new Uint8Array(buf)));
}
/**
 * computeKey - Compute a key from a password and salt
 * @param {string | Buffer} pass The password to use
 * @param {Buffer} salt The salt to use
 * @returns {Promise<Buffer>} The computed key
 */
async function computeKey(pass, salt) {
    let resolvePromise;
    let rejectPromise;
    const promise = new Promise((resolve, reject) => {
        resolvePromise = resolve;
        rejectPromise = reject;
    });
    crypto_1.default.pbkdf2(pass, salt, 200000, 32, 'sha256', (err, derivedKey) => {
        if (err !== null) {
            rejectPromise(err);
        }
        else {
            resolvePromise(derivedKey);
        }
    });
    return promise;
}
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