1 /* 2 * Copyright (c) 2003, 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 24 /** 25 * @test 26 * @bug 4898479 27 * @summary Verify that the parity bits are set correctly 28 * @author Andreas Sterbenz 29 * @library .. 30 * @key randomness 31 */ 32 33 import java.io.*; 34 import java.util.*; 35 36 import java.security.*; 37 import java.security.spec.*; 38 39 import javax.crypto.*; 40 import javax.crypto.spec.*; 41 42 public class DESParity extends PKCS11Test { 43 44 public void main(Provider p) throws Exception { 45 if (p.getService("SecretKeyFactory", "DES") == null) { 46 System.out.println("Not supported by provider, skipping"); 47 return; 48 } 49 Random random = new Random(); 50 SecretKeyFactory kf; 51 // DES 52 kf = SecretKeyFactory.getInstance("DES", p); 53 for (int i = 0; i < 10; i++ ) { 54 byte[] b = new byte[8]; 55 random.nextBytes(b); 56 SecretKeySpec spec = new SecretKeySpec(b, "DES"); 57 SecretKey key = kf.generateSecret(spec); 58 if (DESKeySpec.isParityAdjusted(key.getEncoded(), 0) == false) { 59 throw new Exception("DES key not parity adjusted"); 60 } 61 } 62 // DESede 63 kf = SecretKeyFactory.getInstance("DESede", p); 64 for (int i = 0; i < 10; i++ ) { 65 byte[] b = new byte[24]; 66 random.nextBytes(b); 67 SecretKeySpec spec = new SecretKeySpec(b, "DESede"); 68 SecretKey key = kf.generateSecret(spec); 69 if (DESedeKeySpec.isParityAdjusted(key.getEncoded(), 0) == false) { 70 throw new Exception("DESede key not parity adjusted"); 71 } 72 } 73 } 74 75 public static void main(String[] args) throws Exception { 76 main(new DESParity()); 77 } 78 79 }