kafka-ts/dist/utils/crypto.js

**KafkaTS** is a Apache Kafka client library for Node.js. It provides both a low-level API for communicating directly with the Apache Kafka cluster and high-level APIs for publishing and subscribing to Kafka topics.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.xor = exports.hmac = exports.hash = exports.base64Decode = exports.base64Encode = exports.saltPassword = exports.generateNonce = void 0;
const crypto_1 = require("crypto");
const generateNonce = () => (0, crypto_1.randomBytes)(16).toString('base64').replace(/[\/=]/g, '');
exports.generateNonce = generateNonce;
const saltPassword = (password, salt, iterations, keyLength, digest) => new Promise((resolve, reject) => (0, crypto_1.pbkdf2)(password, salt, iterations, keyLength, digest, (err, key) => (err ? reject(err) : resolve(key))));
exports.saltPassword = saltPassword;
const base64Encode = (input) => Buffer.from(input).toString('base64');
exports.base64Encode = base64Encode;
const base64Decode = (input) => Buffer.from(input, 'base64').toString();
exports.base64Decode = base64Decode;
const hash = (data, digest) => (0, crypto_1.createHash)(digest).update(data).digest();
exports.hash = hash;
const hmac = (key, data, digest) => (0, crypto_1.createHmac)(digest, key).update(data).digest();
exports.hmac = hmac;
const xor = (a, b) => Buffer.from(a.map((byte, i) => byte ^ b[i]));
exports.xor = xor;