javascript/hybrid/hybrid_config.js

// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////////

goog.module('tink.hybrid.HybridConfig');

const AeadConfig = goog.require('tink.aead.AeadConfig');
const EciesAeadHkdfPrivateKeyManager = goog.require('tink.hybrid.EciesAeadHkdfPrivateKeyManager');
const EciesAeadHkdfPublicKeyManager = goog.require('tink.hybrid.EciesAeadHkdfPublicKeyManager');
const HybridDecryptWrapper = goog.require('tink.hybrid.HybridDecryptWrapper');
const HybridEncryptWrapper = goog.require('tink.hybrid.HybridEncryptWrapper');
const Registry = goog.require('tink.Registry');

// Static methods and constants for registering with the Registry all instances
// of key types for hybrid encryption and decryption supported in a particular
// release of Tink.
//
// To register all key types from the current Tink release one can do:
//
// HybridConfig.register();
//
// For more information on creation and usage of hybrid encryption instances
// see HybridEncryptFactory (for encryption) and HybridDecryptFactory (for
// decryption).

/**
 * Registers key managers for all HybridEncrypt and HybridDecrypt key types
 * from the current Tink release.
 */
const register = function() {
  AeadConfig.register();
  Registry.registerKeyManager(new EciesAeadHkdfPrivateKeyManager());
  Registry.registerKeyManager(new EciesAeadHkdfPublicKeyManager());
  Registry.registerPrimitiveWrapper(new HybridEncryptWrapper());
  Registry.registerPrimitiveWrapper(new HybridDecryptWrapper());
};

/** @const {string} */
const ENCRYPT_PRIMITIVE_NAME = 'HybridEncrypt';
/** @const {string} */
const ECIES_AEAD_HKDF_PUBLIC_KEY_TYPE = EciesAeadHkdfPublicKeyManager.KEY_TYPE;

/** @const {string} */
const DECRYPT_PRIMITIVE_NAME = 'HybridDecrypt';
/** @const {string} */
const ECIES_AEAD_HKDF_PRIVATE_KEY_TYPE =
    EciesAeadHkdfPrivateKeyManager.KEY_TYPE;

goog.exportSymbol('tink.hybrid.HybridConfig.register', register);
exports = {
  register,
  ENCRYPT_PRIMITIVE_NAME,
  ECIES_AEAD_HKDF_PUBLIC_KEY_TYPE,
  DECRYPT_PRIMITIVE_NAME,
  ECIES_AEAD_HKDF_PRIVATE_KEY_TYPE,
};