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.Benchmark; 26 import org.openjdk.jmh.annotations.Param; 27 import org.openjdk.jmh.annotations.Setup; 28 29 import javax.crypto.BadPaddingException; 30 import javax.crypto.Cipher; 31 import javax.crypto.IllegalBlockSizeException; 32 import javax.crypto.KeyGenerator; 33 import javax.crypto.NoSuchPaddingException; 34 import java.security.InvalidAlgorithmParameterException; 35 import java.security.InvalidKeyException; 36 import java.security.Key; 37 import java.security.NoSuchAlgorithmException; 38 39 public class DESedeBench extends CryptoBase { 40 41 public static final int SET_SIZE = 128; 42 43 @Param({"DESede/ECB/NoPadding", "DESede/ECB/PKCS5Padding", "DESede/CBC/NoPadding","DESede/CBC/PKCS5Padding"}) 44 private String algorithm; 45 46 @Param({"168"}) 47 private int keyLength; 48 49 @Param({""+16*1024}) 50 private int dataSize; 51 52 byte[][] data; 53 byte[][] encryptedData; 54 private Cipher encryptCipher; 55 private Cipher decryptCipher; 56 int index = 0; 57 58 @Setup setup()59 public void setup() throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException, BadPaddingException, IllegalBlockSizeException, InvalidAlgorithmParameterException { 60 setupProvider(); 61 KeyGenerator kg = KeyGenerator.getInstance("DESede"); 62 kg.init(keyLength); 63 Key key = kg.generateKey(); 64 encryptCipher = makeCipher(prov, algorithm); 65 encryptCipher.init(Cipher.ENCRYPT_MODE, key); 66 decryptCipher = makeCipher(prov, algorithm); 67 decryptCipher.init(Cipher.DECRYPT_MODE, key, encryptCipher.getParameters()); 68 data = fillRandom(new byte[SET_SIZE][dataSize]); 69 encryptedData = fillEncrypted(data, encryptCipher); 70 } 71 72 @Benchmark encrypt()73 public byte[] encrypt() throws BadPaddingException, IllegalBlockSizeException { 74 byte[] d = data[index]; 75 index = (index +1) % SET_SIZE; 76 return encryptCipher.doFinal(d); 77 } 78 79 @Benchmark decrypt()80 public byte[] decrypt() throws BadPaddingException, IllegalBlockSizeException { 81 byte[] e = encryptedData[index]; 82 index = (index +1) % SET_SIZE; 83 return decryptCipher.doFinal(e); 84 } 85 86 } 87