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/*
* Copyright (c) 1998, 2013, 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 7087021 8013069
* @summary Clone tests for all MAC algorithms.
* @author Jan Luehe
*/
import java.security.spec.AlgorithmParameterSpec;
import javax.crypto.*;
import javax.crypto.spec.*;
public class MacClone {
public static void main(String[] args) throws Exception {
String[] algos = { "HmacMD5", "HmacSHA1", "HmacSHA224", "HmacSHA256",
"HmacSHA384", "HmacSHA512" };
KeyGenerator kgen = KeyGenerator.getInstance("DES");
SecretKey skey = kgen.generateKey();
for (String algo : algos) {
doTest(algo, skey, null);
}
String[] algos2 = { "HmacPBESHA1", "PBEWithHmacSHA1",
"PBEWithHmacSHA224", "PBEWithHmacSHA256",
"PBEWithHmacSHA384", "PBEWithHmacSHA512" };
skey = new SecretKeySpec("whatever".getBytes(), "PBE");
PBEParameterSpec params =
new PBEParameterSpec("1234567890".getBytes(), 500);
for (String algo : algos2) {
doTest(algo, skey, params);
}
System.out.println("Test Passed");
}
private static void doTest(String algo, SecretKey skey,
AlgorithmParameterSpec params) throws Exception {
//
// Clone an uninitialized Mac object
//
Mac mac = Mac.getInstance(algo, "SunJCE");
Mac macClone = (Mac)mac.clone();
System.out.println(macClone.getProvider().toString());
System.out.println(macClone.getAlgorithm());
boolean thrown = false;
try {
macClone.update((byte)0x12);
} catch (IllegalStateException ise) {
thrown = true;
}
if (!thrown) {
throw new Exception("Expected IllegalStateException not thrown");
}
//
// Clone an initialized Mac object
//
mac = Mac.getInstance(algo, "SunJCE");
mac.init(skey, params);
macClone = (Mac)mac.clone();
System.out.println(macClone.getProvider().toString());
System.out.println(macClone.getAlgorithm());
mac.update((byte)0x12);
macClone.update((byte)0x12);
byte[] macFinal = mac.doFinal();
byte[] macCloneFinal = macClone.doFinal();
if (!java.util.Arrays.equals(macFinal, macCloneFinal)) {
throw new Exception("ERROR: MAC result of init clone is different");
} else System.out.println("MAC check#1 passed");
//
// Clone an updated Mac object
//
mac.update((byte)0x12);
macClone = (Mac)mac.clone();
mac.update((byte)0x34);
macClone.update((byte)0x34);
macFinal = mac.doFinal();
macCloneFinal = macClone.doFinal();
if (!java.util.Arrays.equals(macFinal, macCloneFinal)) {
throw new Exception("ERROR: MAC result of updated clone is different");
} else System.out.println("MAC check#2 passed");
}
}
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