79 lines
2.6 KiB
Java
79 lines
2.6 KiB
Java
/*
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* Copyright 2003 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/**
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* @test
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* @bug 4898479
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* @summary Verify that the parity bits are set correctly
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* @author Andreas Sterbenz
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* @library ..
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*/
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import java.io.*;
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import java.util.*;
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import java.security.*;
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import java.security.spec.*;
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import javax.crypto.*;
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import javax.crypto.spec.*;
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public class DESParity extends PKCS11Test {
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public void main(Provider p) throws Exception {
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if (p.getService("SecretKeyFactory", "DES") == null) {
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System.out.println("Not supported by provider, skipping");
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return;
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}
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Random random = new Random();
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SecretKeyFactory kf;
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// DES
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kf = SecretKeyFactory.getInstance("DES", p);
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for (int i = 0; i < 10; i++ ) {
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byte[] b = new byte[8];
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random.nextBytes(b);
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SecretKeySpec spec = new SecretKeySpec(b, "DES");
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SecretKey key = kf.generateSecret(spec);
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if (DESKeySpec.isParityAdjusted(key.getEncoded(), 0) == false) {
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throw new Exception("DES key not parity adjusted");
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}
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}
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// DESede
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kf = SecretKeyFactory.getInstance("DESede", p);
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for (int i = 0; i < 10; i++ ) {
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byte[] b = new byte[24];
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random.nextBytes(b);
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SecretKeySpec spec = new SecretKeySpec(b, "DESede");
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SecretKey key = kf.generateSecret(spec);
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if (DESedeKeySpec.isParityAdjusted(key.getEncoded(), 0) == false) {
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throw new Exception("DESede key not parity adjusted");
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}
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}
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}
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public static void main(String[] args) throws Exception {
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main(new DESParity());
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}
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}
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