author | vinnie |
Tue, 14 May 2013 18:08:18 +0100 | |
changeset 17491 | 7a33824ec8c5 |
parent 12685 | 8a448b5b9006 |
child 19067 | 5271291b7121 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006, 2012, Oracle and/or its affiliates. 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 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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/** |
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* @test |
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* @bug 6405536 6414980 |
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* @summary Basic consistency test for all curves using ECDSA and ECDH |
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* @author Andreas Sterbenz |
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* @library .. |
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* @compile -XDignore.symbol.file TestCurves.java |
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* @run main TestCurves |
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*/ |
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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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public class TestCurves extends PKCS11Test { |
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public static void main(String[] args) throws Exception { |
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main(new TestCurves()); |
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} |
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public void main(Provider p) throws Exception { |
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if (p.getService("KeyAgreement", "ECDH") == 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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byte[] data = new byte[2048]; |
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random.nextBytes(data); |
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Vector<ECParameterSpec> curves = getKnownCurves(p); |
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for (ECParameterSpec params : curves) { |
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System.out.println("Testing " + params + "..."); |
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KeyPairGenerator kpg = KeyPairGenerator.getInstance("EC", p); |
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kpg.initialize(params); |
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KeyPair kp1, kp2; |
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kp1 = kpg.generateKeyPair(); |
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kp2 = kpg.generateKeyPair(); |
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testSigning(p, "SHA1withECDSA", data, kp1, kp2); |
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testSigning(p, "SHA224withECDSA", data, kp1, kp2); |
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testSigning(p, "SHA256withECDSA", data, kp1, kp2); |
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testSigning(p, "SHA384withECDSA", data, kp1, kp2); |
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testSigning(p, "SHA512withECDSA", data, kp1, kp2); |
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// System.out.println(); |
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KeyAgreement ka1 = KeyAgreement.getInstance("ECDH", p); |
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ka1.init(kp1.getPrivate()); |
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ka1.doPhase(kp2.getPublic(), true); |
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byte[] secret1 = ka1.generateSecret(); |
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KeyAgreement ka2 = KeyAgreement.getInstance("ECDH", p); |
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ka2.init(kp2.getPrivate()); |
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ka2.doPhase(kp1.getPublic(), true); |
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byte[] secret2 = ka2.generateSecret(); |
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if (Arrays.equals(secret1, secret2) == false) { |
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throw new Exception("Secrets do not match"); |
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} |
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} |
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System.out.println("OK"); |
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} |
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private static Vector<ECParameterSpec> |
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getKnownCurves(Provider p) throws Exception { |
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int index; |
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int begin; |
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int end; |
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String curve; |
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Vector<ECParameterSpec> results = new Vector<ECParameterSpec>(); |
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String kcProp = |
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p.getProperty("AlgorithmParameters.EC SupportedCurves"); |
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if (kcProp == null) { |
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throw new RuntimeException( |
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"\"AlgorithmParameters.EC SupportedCurves property\" not found"); |
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} |
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index = 0; |
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for (;;) { |
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// Each set of curve names is enclosed with brackets. |
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begin = kcProp.indexOf('[', index); |
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end = kcProp.indexOf(']', index); |
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if (begin == -1 || end == -1) { |
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break; |
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} |
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/* |
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* Each name is separated by a comma. |
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* Just get the first name in the set. |
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*/ |
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index = end + 1; |
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begin++; |
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end = kcProp.indexOf(',', begin); |
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if (end == -1) { |
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// Only one name in the set. |
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end = index -1; |
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} |
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curve = kcProp.substring(begin, end); |
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results.add(getECParameterSpec(p, curve)); |
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} |
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if (results.size() == 0) { |
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throw new RuntimeException("No supported EC curves found"); |
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} |
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return results; |
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} |
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private static ECParameterSpec getECParameterSpec(Provider p, String name) |
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throws Exception { |
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AlgorithmParameters parameters = |
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AlgorithmParameters.getInstance("EC", p); |
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parameters.init(new ECGenParameterSpec(name)); |
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return parameters.getParameterSpec(ECParameterSpec.class); |
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} |
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private static void testSigning(Provider p, String algorithm, |
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byte[] data, KeyPair kp1, KeyPair kp2) throws Exception { |
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// System.out.print(" " + algorithm); |
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Signature s = Signature.getInstance(algorithm, p); |
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s.initSign(kp1.getPrivate()); |
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s.update(data); |
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byte[] sig = s.sign(); |
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s = Signature.getInstance(algorithm, p); |
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s.initVerify(kp1.getPublic()); |
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s.update(data); |
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boolean r = s.verify(sig); |
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if (r == false) { |
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throw new Exception("Signature did not verify"); |
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} |
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s.initVerify(kp2.getPublic()); |
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s.update(data); |
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r = s.verify(sig); |
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if (r) { |
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throw new Exception("Signature should not verify"); |
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} |
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} |
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} |