| /* |
| * Copyright (c) 2012, 2015, 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 7044060 8042967 |
| * @run main/othervm/timeout=250 TestDSA2 |
| * @summary verify that DSA signature works using SHA and SHA-224 and |
| * SHA-256 digests. |
| * @key randomness |
| */ |
| |
| |
| import java.security.*; |
| import java.security.spec.*; |
| import java.security.interfaces.*; |
| |
| public class TestDSA2 { |
| |
| // NOTE: need to explictly specify provider since the more |
| // preferred provider SunPKCS11 provider only supports up |
| // 1024 bits. |
| private static final String PROV = "SUN"; |
| |
| private static final String[] SIG_ALGOS = { |
| "NONEwithDSA", |
| "SHA1withDSA", |
| "SHA224withDSA", |
| "SHA256withDSA", |
| "NONEwithDSAinP1363Format", |
| "SHA1withDSAinP1363Format", |
| "SHA224withDSAinP1363Format", |
| "SHA256withDSAinP1363Format" |
| }; |
| |
| private static final int[] KEYSIZES = { |
| 1024, 2048 |
| }; |
| |
| public static void main(String[] args) throws Exception { |
| boolean[] expectedToPass = { true, true, true, true, |
| true, true, true, true }; |
| test(1024, expectedToPass); |
| boolean[] expectedToPass2 = { true, false, true, true, |
| true, false, true, true }; |
| test(2048, expectedToPass2); |
| } |
| |
| private static void test(int keySize, boolean[] testStatus) |
| throws Exception { |
| // Raw DSA requires the data to be exactly 20 bytes long. Use a |
| // 20-byte array for these tests so that the NONEwithDSA* algorithms |
| // don't complain. |
| byte[] data = "12345678901234567890".getBytes(); |
| System.out.println("Test against key size: " + keySize); |
| |
| KeyPairGenerator keyGen = KeyPairGenerator.getInstance("DSA", PROV); |
| keyGen.initialize(keySize, new SecureRandom()); |
| KeyPair pair = keyGen.generateKeyPair(); |
| |
| if (testStatus.length != SIG_ALGOS.length) { |
| throw new RuntimeException("TestError: incorrect status array!"); |
| } |
| for (int i = 0; i < SIG_ALGOS.length; i++) { |
| Signature dsa = Signature.getInstance(SIG_ALGOS[i], PROV); |
| try { |
| dsa.initSign(pair.getPrivate()); |
| dsa.update(data); |
| byte[] sig = dsa.sign(); |
| dsa.initVerify(pair.getPublic()); |
| dsa.update(data); |
| boolean verifies = dsa.verify(sig); |
| if (verifies == testStatus[i]) { |
| System.out.println(SIG_ALGOS[i] + ": Passed"); |
| } else { |
| System.out.println(SIG_ALGOS[i] + ": should " + |
| (testStatus[i]? "pass":"fail")); |
| throw new RuntimeException(SIG_ALGOS[i] + ": Unexpected Test result!"); |
| |
| } |
| } catch (Exception ex) { |
| if (testStatus[i]) { |
| ex.printStackTrace(); |
| throw new RuntimeException(SIG_ALGOS[i] + ": Unexpected exception " + ex); |
| } else { |
| System.out.println(SIG_ALGOS[i] + ": Passed, expected " + ex); |
| } |
| } |
| } |
| } |
| } |