How to use

update

function

in

Cipher

transporterSend(next) {
      return (topic, data, meta) => {
        const encrypter = iv ? crypto.createCipheriv(algorithm, password, iv) : crypto.createCipher(algorithm, password);
        const res = Buffer.concat([encrypter.update(data), encrypter.final()]);
        return next(topic, res, meta);

// For a given config object, filename, and data, store a file
 // Returns a promise
 async createFile(filename, data, contentType, options = {}) {
  const bucket = await this._getBucket();
  const stream = await bucket.openUploadStream(filename, {
   metadata: options.metadata
  if (this._fileKey !== null) {
   const iv = crypto.randomBytes(16);
   const cipher = crypto.createCipheriv(this._algorithm, this._fileKey, iv);
   const encryptedResult = Buffer.concat([cipher.update(data), cipher.final(), iv, cipher.getAuthTag()]);
   await stream.write(encryptedResult);
  } else {
   await stream.write(data);
  stream.end();
  return new Promise((resolve, reject) => {
   stream.on('finish', resolve);
   stream.on('error', reject);

/**
 * @description Generate a gateway key.
 * @param {string} token - Gateway token.
 * @param {string} password - Gateway password.
 * @returns {string} - Return the key.
 * @example
 * const key = generateGatewayKey('KLJKJKlkj', 'KJSKDLFJ');
function generateGatewayKey(token, password) {
 const cipher = crypto.createCipheriv('aes-128-cbc', password, AQARA_IV);
 return cipher.update(token, 'ascii', 'hex');
 /* const cipher = crypto.createCipheriv('aes128', password, Buffer.from('17996d093d28ddb3ba695a2e6f58562e', 'hex'));
 let encodedString = cipher.update(token, 'utf8', 'hex');
 encodedString += cipher.final('hex');
 return encodedString.substring(0, 32); */

  expect(next.mock.calls[0][1]).toEqual(Buffer.concat([encrypter.update("plaintext data"), encrypter.final()]));
  expect(next.mock.calls[0][1]).toEqual(Buffer.concat([encrypter.update("plaintext data"), encrypter.final()]));
  const receive = mw.transporterReceive.call(broker, next);
  const encrypter = crypto.createCipher("aes-256-cbc", password);
  const encryptedData = Buffer.concat([encrypter.update("plaintext data"), encrypter.final()]);
  const receive = mw.transporterReceive.call(broker, next);
  const encrypter = crypto.createCipheriv("aes-256-ctr", pass, iv);
  const encryptedData = Buffer.concat([encrypter.update("plaintext data"), encrypter.final()]);

/**
 * Encrypts data.
 * @param {Object} options
 * @param {String} options.data data to encrypt
 * @param {Boolean} [options.base64=true] `true` to return result in Base64
 * @example
 * TuyaCipher.encrypt({data: 'hello world'})
 * @returns {Buffer|String} returns Buffer unless options.base64 is true
 encrypt(options) {
  const cipher = crypto.createCipheriv('aes-128-ecb', this.key, '');
  let encrypted = cipher.update(options.data, 'utf8', 'base64');
  encrypted += cipher.final('base64');
  // Default base64 enable
  if (options.base64 === false) {
   return Buffer.from(encrypted, 'base64');
  return encrypted;

const encryptedOrderSignature = (ebicsAccount, document, transactionKey, key, xmlOptions) => {
  const dst = zlib.deflateSync(orderSignature(ebicsAccount, document, key, xmlOptions));
  const cipher = crypto.createCipheriv('aes-128-cbc', transactionKey, Buffer.from([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])).setAutoPadding(false);
  return Buffer.concat([cipher.update(Crypto.pad(dst)), cipher.final()]).toString('base64');

function encrypt (plaintext) {
 var encipher = crypto.createCipher(algorithm, 'pw')
 var ciphertext = encipher.update(plaintext, 'utf8', 'hex')
 ciphertext += encipher.final('hex')
 return ciphertext

function encrypt (content, key) {
 if (!Buffer.isBuffer(content)) content = new Buffer(content)
 let encrypted = ''
 let cip = crypto.createCipher('rc4', key)
 encrypted += cip.update(content, 'binary', 'hex')
 encrypted += cip.final('hex')
 return encrypted

const aesEncrypt = (buffer, mode, key, iv) => {
 const cipher = crypto.createCipheriv('aes-128-' + mode, key, iv)
 return Buffer.concat([cipher.update(buffer), cipher.final()])

/**
  * Encrypts text
  * @param {string} text - text to encrypt
 encrypt(text) {
  const cipher = crypto.createCipheriv(algorithm, key, iv)
  let encrypted = cipher.update(text, 'utf8', 'hex')
  encrypted += cipher.final('hex')
  return encrypted

/**
 * @description Generate a gateway key.
 * @param {string} token - Gateway token.
 * @param {string} password - Gateway password.
 * @returns {string} - Return the key.
 * @example
 * const key = generateGatewayKey('KLJKJKlkj', 'KJSKDLFJ');
function generateGatewayKey(token, password) {
 const cipher = crypto.createCipheriv('aes-128-cbc', password, AQARA_IV);
 return cipher.update(token, 'ascii', 'hex');
 /* const cipher = crypto.createCipheriv('aes128', password, Buffer.from('17996d093d28ddb3ba695a2e6f58562e', 'hex'));
 let encodedString = cipher.update(token, 'utf8', 'hex');
 encodedString += cipher.final('hex');
 return encodedString.substring(0, 32); */

// For a given config object, filename, and data, store a file
 // Returns a promise
 async createFile(filename: string, data, contentType, options = {}) {
  const bucket = await this._getBucket();
  const stream = await bucket.openUploadStream(filename, {
   metadata: options.metadata,
  if (this._fileKey !== null) {
   const iv = crypto.randomBytes(16);
   const cipher = crypto.createCipheriv(this._algorithm, this._fileKey, iv);
   const encryptedResult = Buffer.concat([
    cipher.update(data),
    cipher.final(),
    cipher.getAuthTag(),
   await stream.write(encryptedResult);
  } else {
   await stream.write(data);
  stream.end();
  return new Promise((resolve, reject) => {
   stream.on('finish', resolve);
   stream.on('error', reject);

//AES 对称加密算法的一种。
//创建加密算法
function aesEncode(data, key) {
  const cipher = crypto.createCipher('aes192', key);
  var crypted = cipher.update(data, 'utf8', 'hex');
  crypted += cipher.final('hex');
  return crypted;

function encrypt(text){
  var cipher = crypto.createCipher(algorithm,password)
  var crypted = cipher.update(text,'utf8','hex')
  crypted += cipher.final('hex');
  return crypted;

// 80f7e22570...
 * AES
// AES是一种常用的对称加密算法，加解密都用同一个密钥。crypto模块提供了AES支持，但需要自己封装好函数，便于使用
function aesEncrypt(data, key) {