| /* |
| * Copyright (c) 2018, 2020, 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. |
| */ |
| import java.security.*; |
| import java.security.interfaces.RSAPrivateKey; |
| import java.security.interfaces.RSAPublicKey; |
| import java.security.spec.*; |
| import java.util.Arrays; |
| import java.util.stream.IntStream; |
| import static javax.crypto.Cipher.PRIVATE_KEY; |
| import static javax.crypto.Cipher.PUBLIC_KEY; |
| |
| /** |
| * @test |
| * @bug 8146293 8242556 |
| * @summary Test RSASSA-PSS AlgorithmParameters impl of SunRsaSign provider. |
| * @run main PSSParametersTest |
| */ |
| public class PSSParametersTest { |
| /** |
| * JDK default RSA Provider. |
| */ |
| private static final String PROVIDER = "SunRsaSign"; |
| |
| private static final String PSS_ALGO = "RSASSA-PSS"; |
| private static final String PSS_OID = "1.2.840.113549.1.1.10"; |
| |
| public static void main(String[] args) throws Exception { |
| System.out.println("Testing against DEFAULT parameters"); |
| test(PSSParameterSpec.DEFAULT); |
| System.out.println("Testing against custom parameters"); |
| test(new PSSParameterSpec("SHA-512/224", "MGF1", |
| MGF1ParameterSpec.SHA384, 100, 1)); |
| System.out.println("Test Passed"); |
| } |
| |
| // test the given spec by first initializing w/ it, generate the DER |
| // bytes, then initialize w/ the DER bytes, retrieve the spec. |
| // compare both spec for equality and throw exception if the check failed. |
| private static void test(PSSParameterSpec spec) throws Exception { |
| String ALGORITHMS[] = { PSS_ALGO, PSS_OID }; |
| for (String alg : ALGORITHMS) { |
| AlgorithmParameters params = AlgorithmParameters.getInstance |
| (alg, PROVIDER); |
| params.init(spec); |
| byte[] encoded = params.getEncoded(); |
| AlgorithmParameters params2 = AlgorithmParameters.getInstance |
| (alg, PROVIDER); |
| params2.init(encoded); |
| PSSParameterSpec spec2 = params2.getParameterSpec |
| (PSSParameterSpec.class); |
| if (!isEqual(spec, spec2)) { |
| throw new RuntimeException("Spec check Failed for " + alg); |
| } |
| } |
| } |
| |
| private static boolean isEqual(PSSParameterSpec spec, |
| PSSParameterSpec spec2) throws Exception { |
| if (spec == spec2) return true; |
| if (spec == null || spec2 == null) return false; |
| |
| if (!spec.getDigestAlgorithm().equals(spec2.getDigestAlgorithm())) { |
| System.out.println("Different digest algorithms: " + |
| spec.getDigestAlgorithm() + " vs " + spec2.getDigestAlgorithm()); |
| return false; |
| } |
| if (!spec.getMGFAlgorithm().equals(spec2.getMGFAlgorithm())) { |
| System.out.println("Different MGF algorithms: " + |
| spec.getMGFAlgorithm() + " vs " + spec2.getMGFAlgorithm()); |
| return false; |
| } |
| if (spec.getSaltLength() != spec2.getSaltLength()) { |
| System.out.println("Different Salt Length: " + |
| spec.getSaltLength() + " vs " + spec2.getSaltLength()); |
| return false; |
| } |
| if (spec.getTrailerField() != spec2.getTrailerField()) { |
| System.out.println("Different TrailerField: " + |
| spec.getTrailerField() + " vs " + spec2.getTrailerField()); |
| return false; |
| } |
| // continue checking MGF Parameters |
| AlgorithmParameterSpec mgfParams = spec.getMGFParameters(); |
| AlgorithmParameterSpec mgfParams2 = spec2.getMGFParameters(); |
| if (mgfParams == mgfParams2) return true; |
| if (mgfParams == null || mgfParams2 == null) { |
| System.out.println("Different MGF Parameters: " + |
| mgfParams + " vs " + mgfParams2); |
| return false; |
| } |
| if (mgfParams instanceof MGF1ParameterSpec) { |
| if (mgfParams2 instanceof MGF1ParameterSpec) { |
| boolean result = |
| ((MGF1ParameterSpec)mgfParams).getDigestAlgorithm().equals |
| (((MGF1ParameterSpec)mgfParams2).getDigestAlgorithm()); |
| if (!result) { |
| System.out.println("Different MGF1 digest algorithms: " + |
| ((MGF1ParameterSpec)mgfParams).getDigestAlgorithm() + |
| " vs " + |
| ((MGF1ParameterSpec)mgfParams2).getDigestAlgorithm()); |
| } |
| return result; |
| } else { |
| System.out.println("Different MGF Parameters types: " + |
| mgfParams.getClass() + " vs " + mgfParams2.getClass()); |
| return false; |
| } |
| } |
| throw new RuntimeException("Unrecognized MGFParameters: " + mgfParams); |
| } |
| } |