Android Open Source - conceal Bouncy Castle G C M Cipher

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License

The source code is released under:

BSD License For Conceal software Copyright (c) 2014, Facebook, Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that...

Java Source Code

/*
 *  Copyright (c) 2014, Facebook, Inc./*from   ww w .  j av a  2s  .co m*/
 *  All rights reserved.
 *
 *  This source code is licensed under the BSD-style license found in the
 *  LICENSE file in the root directory of this source tree. An additional grant
 *  of patent rights can be found in the PATENTS file in the same directory.
 *
 */

package com.facebook.crypto.benchmarks.cipher;

import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.security.Key;
import java.security.SecureRandom;
import java.security.spec.AlgorithmParameterSpec;

public class BouncyCastleGCMCipher extends BaseCipher {

  public BouncyCastleGCMCipher(AlgorithmParameterSpec spec, Key key) {
    super("AES/GCM/NoPadding", spec, key);
    mProvider = "SC";
  }

  public static BouncyCastleGCMCipher getInstance() {
    byte[] iv = new byte[16];
    byte[] key = new byte[16];
    SecureRandom random = new SecureRandom();
    random.nextBytes(iv);
    random.nextBytes(key);
    AlgorithmParameterSpec spec = new IvParameterSpec(iv);
    return new BouncyCastleGCMCipher(spec, new SecretKeySpec(key, "AES"));
  }
}

Java Source Code List

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