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/*
* Copyright (c) 2013, 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 7196382 8072452
* @summary Ensure that DH key pairs can be generated for 512 - 8192 bits
* @author Valerie Peng
* @library /test/lib ..
* @modules jdk.crypto.cryptoki
* @run main/othervm TestDH2048
* @run main/othervm TestDH2048 sm
*/
import java.security.InvalidParameterException;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.Provider;
public class TestDH2048 extends PKCS11Test {
private static void checkUnsupportedKeySize(KeyPairGenerator kpg, int ks)
throws Exception {
try {
kpg.initialize(ks);
throw new Exception("Expected IPE not thrown for " + ks);
} catch (InvalidParameterException ipe) {
}
}
@Override
public void main(Provider p) throws Exception {
if (p.getService("KeyPairGenerator", "DH") == null) {
System.out.println("KPG for DH not supported, skipping");
return;
}
KeyPairGenerator kpg = KeyPairGenerator.getInstance("DH", p);
kpg.initialize(512);
KeyPair kp1 = kpg.generateKeyPair();
kpg.initialize(768);
kp1 = kpg.generateKeyPair();
kpg.initialize(1024);
kp1 = kpg.generateKeyPair();
kpg.initialize(1536);
kp1 = kpg.generateKeyPair();
kpg.initialize(2048);
kp1 = kpg.generateKeyPair();
try {
kpg.initialize(3072);
kp1 = kpg.generateKeyPair();
kpg.initialize(4096);
kp1 = kpg.generateKeyPair();
kpg.initialize(6144);
kp1 = kpg.generateKeyPair();
kpg.initialize(8192);
kp1 = kpg.generateKeyPair();
} catch (InvalidParameterException ipe) {
// NSS (as of version 3.13) has a hard coded maximum limit
// of 2236 or 3072 bits for DHE keys.
System.out.println("4096-bit DH key pair generation: " + ipe);
if (!p.getName().equals("SunPKCS11-NSS")) {
throw ipe;
}
}
// key size must be multiples of 64 though
checkUnsupportedKeySize(kpg, 2048 + 63);
checkUnsupportedKeySize(kpg, 3072 + 32);
}
public static void main(String[] args) throws Exception {
main(new TestDH2048(), args);
}
}
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