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/*
* Copyright (c) 2003, 2018, 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 4921804 6324825
* @summary Verify that DH works properly
* @author Andreas Sterbenz
* @library /test/lib ..
* @modules jdk.crypto.cryptoki
* @run main/othervm -Djdk.crypto.KeyAgreement.legacyKDF=true TestDH
* @run main/othervm -Djdk.crypto.KeyAgreement.legacyKDF=true TestDH sm
*/
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.Provider;
import java.util.Arrays;
import javax.crypto.KeyAgreement;
import javax.crypto.SecretKey;
public class TestDH extends PKCS11Test {
@Override
public void main(Provider p) throws Exception {
if (p.getService("KeyAgreement", "DH") == null) {
System.out.println("DH not supported, skipping");
return;
}
KeyPairGenerator kpg = KeyPairGenerator.getInstance("DH", p);
kpg.initialize(512);
KeyPair kp1 = kpg.generateKeyPair();
KeyPair kp2 = kpg.generateKeyPair();
KeyAgreement ka1, ka2;
ka1 = KeyAgreement.getInstance("DH", p);
ka1.init(kp1.getPrivate());
ka1.doPhase(kp2.getPublic(), true);
System.out.println("Derive 1...");
byte[] secret1 = ka1.generateSecret();
ka1.init(kp2.getPrivate());
ka1.doPhase(kp1.getPublic(), true);
System.out.println("Derive 2...");
byte[] secret2 = ka1.generateSecret();
if (Arrays.equals(secret1, secret2) == false) {
throw new Exception("Secrets (1,2) do not match");
}
ka2 = KeyAgreement.getInstance("DH", "SunJCE");
ka2.init(kp1.getPrivate());
ka2.doPhase(kp2.getPublic(), true);
System.out.println("Derive 3...");
byte[] secret3 = ka2.generateSecret();
if (Arrays.equals(secret1, secret3) == false) {
throw new Exception("Secrets (1,3) do not match");
}
ka2.init(kp2.getPrivate());
ka2.doPhase(kp1.getPublic(), true);
System.out.println("Derive 4...");
byte[] secret4 = ka2.generateSecret();
if (Arrays.equals(secret1, secret4) == false) {
throw new Exception("Secrets (1,4) do not match");
}
testAlgorithm(ka2, kp2, ka1, kp1, "DES");
testAlgorithm(ka2, kp2, ka1, kp1, "DESede");
// testAlgorithm(ka2, kp2, ka1, kp1, "AES");
// testAlgorithm(ka2, kp2, ka1, kp1, "RC4");
testAlgorithm(ka2, kp2, ka1, kp1, "Blowfish");
testAlgorithm(ka2, kp2, ka1, kp1, "TlsPremasterSecret");
}
private static void testAlgorithm(KeyAgreement ka1, KeyPair kp1,
KeyAgreement ka2, KeyPair kp2, String algorithm) throws Exception {
SecretKey key1;
ka1.init(kp1.getPrivate());
ka1.doPhase(kp2.getPublic(), true);
System.out.println("Derive " + algorithm + " using SunJCE...");
key1 = ka1.generateSecret(algorithm);
ka2.init(kp1.getPrivate());
ka2.doPhase(kp2.getPublic(), true);
System.out.println("Derive " + algorithm + " using PKCS#11...");
SecretKey key2 = ka2.generateSecret(algorithm);
byte[] b1 = key1.getEncoded();
byte[] b2 = key2.getEncoded();
if (Arrays.equals(b1, b2) == false) {
System.out.println(b1.length + " bytes: " + toString(b1));
System.out.println(b2.length + " bytes: " + toString(b2));
throw new Exception(algorithm + " secret mismatch");
}
}
public static void main(String[] args) throws Exception {
main(new TestDH(), args);
}
}
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