99 lines
3.5 KiB
Java
99 lines
3.5 KiB
Java
/*
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* Copyright (c) 2021, Red Hat, Inc.
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*
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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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.security.AlgorithmParameterGenerator;
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import java.security.AlgorithmParameters;
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import java.security.KeyPair;
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import java.security.KeyPairGenerator;
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import java.security.PrivateKey;
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import java.security.Provider;
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import java.security.PublicKey;
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import java.security.SecureRandom;
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import java.security.Signature;
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import java.security.spec.DSAGenParameterSpec;
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import java.security.spec.DSAParameterSpec;
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/*
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* @test
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* @bug 8271566 8297885
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* @library /test/lib ..
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* @modules jdk.crypto.cryptoki
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* @run main/othervm/timeout=90 LargeDSAKey
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*/
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public final class LargeDSAKey extends PKCS11Test {
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private static final boolean enableDebug = false;
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private static final String knownText =
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"Known text known text known text";
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@Override
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public void main(Provider p) throws Exception {
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KeyPairGenerator kpg = KeyPairGenerator.getInstance("DSA", p);
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AlgorithmParameterGenerator dsaParGen =
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AlgorithmParameterGenerator.getInstance("DSA");
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DSAGenParameterSpec dsaParGenSpec =
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new DSAGenParameterSpec(2048, 256);
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dsaParGen.init(dsaParGenSpec, new SecureRandom());
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AlgorithmParameters params = dsaParGen.generateParameters();
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DSAParameterSpec dsaParams =
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params.getParameterSpec(DSAParameterSpec.class);
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kpg.initialize(dsaParams);
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KeyPair kp = kpg.generateKeyPair();
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doTestSignature(kp, p);
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}
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private static void doTestSignature(KeyPair kp, Provider p)
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throws Exception {
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byte[] knownTextSig = null;
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Signature s = Signature.getInstance("SHA1withDSA", p);
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PrivateKey privKey = kp.getPrivate();
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PublicKey pubKey = kp.getPublic();
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if (enableDebug) {
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System.out.println("Signature algorithm: " + s.getAlgorithm());
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System.out.println("Signature Provider: " + s.getProvider());
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System.out.println("Private key for signature: " + privKey);
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System.out.println("Public key for signature: " + pubKey);
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}
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s.initSign(privKey);
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s.update(knownText.getBytes());
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knownTextSig = s.sign();
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s.initVerify(pubKey);
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s.update(knownText.getBytes());
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if (s.verify(knownTextSig) == false) {
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throw new Exception("Could not verify signature");
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}
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if (enableDebug) {
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System.out.println("Signature verified");
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}
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}
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public static void main(String[] args) throws Throwable {
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main(new LargeDSAKey());
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System.out.println("TEST PASS - OK");
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}
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}
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