1 /*
   2  * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.openjdk.bench.javax.crypto.full;
  24 
  25 import org.openjdk.jmh.annotations.BenchmarkMode;
  26 import org.openjdk.jmh.annotations.Fork;
  27 import org.openjdk.jmh.annotations.Measurement;
  28 import org.openjdk.jmh.annotations.Mode;
  29 import org.openjdk.jmh.annotations.OutputTimeUnit;
  30 import org.openjdk.jmh.annotations.Param;
  31 import org.openjdk.jmh.annotations.Scope;
  32 import org.openjdk.jmh.annotations.Setup;
  33 import org.openjdk.jmh.annotations.State;
  34 import org.openjdk.jmh.annotations.Warmup;
  35 
  36 import javax.crypto.BadPaddingException;
  37 import javax.crypto.Cipher;
  38 import javax.crypto.IllegalBlockSizeException;
  39 import javax.crypto.NoSuchPaddingException;
  40 import java.security.NoSuchAlgorithmException;
  41 import java.security.Provider;
  42 import java.security.SecureRandom;
  43 import java.security.Security;
  44 import java.util.Random;
  45 import java.util.concurrent.TimeUnit;
  46 
  47 
  48 @Fork(jvmArgsAppend = {"-XX:+AlwaysPreTouch"}, value = 5)
  49 @Warmup(iterations = 3, time = 3)
  50 @Measurement(iterations = 8, time = 2)
  51 @OutputTimeUnit(TimeUnit.SECONDS)
  52 @State(Scope.Thread)
  53 @BenchmarkMode(Mode.Throughput)
  54 public class CryptoBase {
  55 
  56     @Param({""})
  57     private String provider;
  58 
  59     public Provider prov = null;
  60 
  61     @Setup
  62     public void setupProvider() {
  63         if (provider != null && !provider.isEmpty()) {
  64             prov = Security.getProvider(provider);
  65             if (prov == null) {
  66                 throw new RuntimeException("Can't find prodiver \"" + provider + "\"");
  67             }
  68         }
  69     }
  70 
  71     public static Cipher makeCipher(Provider prov, String algorithm) throws NoSuchPaddingException, NoSuchAlgorithmException {
  72         return (prov == null) ? Cipher.getInstance(algorithm) : Cipher.getInstance(algorithm, prov);
  73     }
  74 
  75     public static byte[][] fillRandom(byte[][] data) {
  76         Random rnd = new Random();
  77         for (byte[] d : data) {
  78             rnd.nextBytes(d);
  79         }
  80         return data;
  81     }
  82 
  83     public static byte[] fillRandom(byte[] data) {
  84         Random rnd = new Random();
  85         rnd.nextBytes(data);
  86         return data;
  87     }
  88 
  89     public static byte[] fillSecureRandom(byte[] data) {
  90         SecureRandom rnd = new SecureRandom();
  91         rnd.nextBytes(data);
  92         return data;
  93     }
  94 
  95     public static byte[][] fillEncrypted(byte[][] data, Cipher encryptCipher) throws BadPaddingException, IllegalBlockSizeException {
  96         byte[][] encryptedData = new byte[data.length][];
  97         for (int i = 0; i < encryptedData.length; i++) {
  98             encryptedData[i] = encryptCipher.doFinal(data[i]);
  99         }
 100         return encryptedData;
 101     }
 102 }