| /* |
| * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 4898479 |
| * @summary Verify that the parity bits are set correctly |
| * @author Andreas Sterbenz |
| * @library .. |
| * @key randomness |
| * @modules jdk.crypto.cryptoki |
| * @run main/othervm DESParity |
| * @run main/othervm DESParity sm |
| */ |
| |
| import java.security.Provider; |
| import java.util.Random; |
| import javax.crypto.SecretKey; |
| import javax.crypto.SecretKeyFactory; |
| import javax.crypto.spec.DESKeySpec; |
| import javax.crypto.spec.DESedeKeySpec; |
| import javax.crypto.spec.SecretKeySpec; |
| |
| public class DESParity extends PKCS11Test { |
| |
| @Override |
| public void main(Provider p) throws Exception { |
| if (p.getService("SecretKeyFactory", "DES") == null) { |
| System.out.println("Not supported by provider, skipping"); |
| return; |
| } |
| Random random = new Random(); |
| SecretKeyFactory kf; |
| // DES |
| kf = SecretKeyFactory.getInstance("DES", p); |
| for (int i = 0; i < 10; i++ ) { |
| byte[] b = new byte[8]; |
| random.nextBytes(b); |
| SecretKeySpec spec = new SecretKeySpec(b, "DES"); |
| SecretKey key = kf.generateSecret(spec); |
| if (DESKeySpec.isParityAdjusted(key.getEncoded(), 0) == false) { |
| throw new Exception("DES key not parity adjusted"); |
| } |
| } |
| // DESede |
| kf = SecretKeyFactory.getInstance("DESede", p); |
| for (int i = 0; i < 10; i++ ) { |
| byte[] b = new byte[24]; |
| random.nextBytes(b); |
| SecretKeySpec spec = new SecretKeySpec(b, "DESede"); |
| SecretKey key = kf.generateSecret(spec); |
| if (DESedeKeySpec.isParityAdjusted(key.getEncoded(), 0) == false) { |
| throw new Exception("DESede key not parity adjusted"); |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| main(new DESParity(), args); |
| } |
| |
| } |