125 lines
4.3 KiB
Java
125 lines
4.3 KiB
Java
/*
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* Copyright (c) 2015, 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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import java.security.InvalidKeyException;
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import java.security.KeyPair;
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import java.security.KeyPairGenerator;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchProviderException;
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import java.security.Signature;
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import java.security.SignatureException;
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import java.util.List;
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/*
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* Utilities for testing the signature algorithm OIDs.
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*/
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public class TestSignatureOidHelper {
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private static final byte[] INPUT = "1234567890".getBytes();
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private final String algorithm;
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private final String provider;
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private final int keySize;
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private final List<OidAlgorithmPair> data;
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public TestSignatureOidHelper(String algorithm, String provider,
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int keySize, List<OidAlgorithmPair> data) {
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this.algorithm = algorithm;
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this.provider = provider;
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this.keySize = keySize;
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this.data = data;
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}
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public void execute() throws Exception {
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KeyPair keyPair = createKeyPair();
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for (OidAlgorithmPair oidAlgorithmPair : data) {
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runTest(oidAlgorithmPair, keyPair);
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System.out.println("passed");
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}
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System.out.println("All tests passed");
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}
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private KeyPair createKeyPair()
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throws NoSuchAlgorithmException, NoSuchProviderException {
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KeyPairGenerator keyGen = KeyPairGenerator.getInstance(algorithm,
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provider);
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keyGen.initialize(keySize);
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return keyGen.generateKeyPair();
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}
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private void runTest(OidAlgorithmPair oidAlgorithmPair, KeyPair keyPair)
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throws NoSuchAlgorithmException, NoSuchProviderException,
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InvalidKeyException, SignatureException {
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Signature sgAlgorithm =
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Signature.getInstance(oidAlgorithmPair.algorithm, provider);
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Signature sgOid = Signature.getInstance(oidAlgorithmPair.oid, provider);
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if (sgAlgorithm == null) {
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throw new RuntimeException(String.format(
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"Test failed: algorithm string %s getInstance failed.%n",
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oidAlgorithmPair.algorithm));
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}
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if (sgOid == null) {
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throw new RuntimeException(
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String.format("Test failed: OID %s getInstance failed.%n",
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oidAlgorithmPair.oid));
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}
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if (!sgAlgorithm.getAlgorithm().equals(oidAlgorithmPair.algorithm)) {
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throw new RuntimeException(String.format(
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"Test failed: algorithm string %s getInstance "
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+ "doesn't generate expected algorithm.%n",
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oidAlgorithmPair.algorithm));
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}
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sgAlgorithm.initSign(keyPair.getPrivate());
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sgAlgorithm.update(INPUT);
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sgOid.initVerify(keyPair.getPublic());
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sgOid.update(INPUT);
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if (!sgOid.verify(sgAlgorithm.sign())) {
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throw new RuntimeException(
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"Signature verification failed unexpectedly");
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}
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}
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}
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class OidAlgorithmPair {
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public final String oid;
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public final String algorithm;
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public OidAlgorithmPair(String oid, String algorithm) {
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this.oid = oid;
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this.algorithm = algorithm;
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}
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@Override
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public String toString() {
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return "[oid=" + oid + ", algorithm=" + algorithm + "]";
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}
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}
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