Android Open Source - conceal Base Mac

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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 w  ww. ja v  a 2 s .  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.mac;

import javax.crypto.Mac;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.security.NoSuchAlgorithmException;
import java.security.spec.AlgorithmParameterSpec;

public class BaseMac {

  protected String name;
  protected Key key;
  protected AlgorithmParameterSpec spec;

  public BaseMac(String name, Key key, AlgorithmParameterSpec spec) {
    this.name = name;
    this.key = key;
    this.spec = spec;
  }

  public Mac getMac() throws NoSuchAlgorithmException,
      InvalidAlgorithmParameterException,
      InvalidKeyException {
    Mac mac = Mac.getInstance(name);
    if (spec == null) {
      mac.init(key);
    } else {
      mac.init(key, spec);
    }
    return mac;
  }
}

Java Source Code List

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