| /* |
| * Copyright (c) 2003, 2007, 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 |
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| */ |
| |
| /** |
| * @test |
| * @bug 4892365 |
| * @summary Ensure the crypto permission check on cipher algorithms |
| * with restricted parameter values are correctly enforced. |
| * @author Valerie Peng |
| * @key randomness |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| |
| import java.security.*; |
| import java.security.spec.*; |
| |
| import javax.crypto.*; |
| import javax.crypto.spec.*; |
| |
| public class RC2PermCheck { |
| |
| public static void main(String[] args) throws Exception { |
| Provider p = Security.getProvider("SunJCE"); |
| System.out.println("Testing provider " + p.getName() + "..."); |
| if (Cipher.getMaxAllowedKeyLength("DES") == Integer.MAX_VALUE) { |
| // skip this test for unlimited jurisdiction policy files |
| System.out.println("Skip this test due to unlimited version"); |
| return; |
| } |
| // Currently, RC2 is the only algorithm whose parameter values |
| // are restricted |
| String algo = "RC2"; |
| Cipher c = Cipher.getInstance(algo + "/CBC/PKCS5Padding", p); |
| SecretKeySpec key = new SecretKeySpec(new byte[16], "RC2"); |
| SecureRandom srand = new SecureRandom(); |
| int numOfTests = 6; |
| boolean result = true; |
| // test set#1: init with no parameter supplied |
| for (int i = 0; i < numOfTests; i++) { |
| try { |
| switch (i) { |
| case 0: |
| c.init(Cipher.ENCRYPT_MODE, key); |
| break; |
| case 1: |
| c.init(Cipher.ENCRYPT_MODE, key, srand); |
| break; |
| case 2: |
| c.init(Cipher.ENCRYPT_MODE, key, |
| (AlgorithmParameters) null); |
| break; |
| case 3: |
| c.init(Cipher.ENCRYPT_MODE, key, |
| (AlgorithmParameters) null, srand); |
| break; |
| case 4: |
| c.init(Cipher.ENCRYPT_MODE, key, |
| (AlgorithmParameterSpec) null); |
| break; |
| case 5: |
| c.init(Cipher.ENCRYPT_MODE, key, |
| (AlgorithmParameterSpec) null, srand); |
| break; |
| } |
| } catch (Exception ex) { |
| result = false; |
| System.out.println("Test#1." + i + " failed!"); |
| ex.printStackTrace(); |
| continue; |
| } |
| } |
| // test set#2: init with parameter within limit |
| RC2ParameterSpec paramSpec = new RC2ParameterSpec(128, new byte[8]); |
| AlgorithmParameters param = AlgorithmParameters.getInstance(algo, p); |
| param.init(paramSpec); |
| numOfTests = 4; |
| for (int i = 0; i < numOfTests; i++) { |
| try { |
| switch (i) { |
| case 0: |
| c.init(Cipher.ENCRYPT_MODE, key, paramSpec); |
| break; |
| case 1: |
| c.init(Cipher.ENCRYPT_MODE, key, paramSpec, srand); |
| break; |
| case 2: |
| c.init(Cipher.ENCRYPT_MODE, key, param); |
| break; |
| case 3: |
| c.init(Cipher.ENCRYPT_MODE, key, param, srand); |
| break; |
| } |
| } catch (Exception ex) { |
| result = false; |
| System.out.println("Test#2." + i + " failed!"); |
| ex.printStackTrace(); |
| } |
| } |
| // test set#3: init with parameter over limit |
| paramSpec = new RC2ParameterSpec(256, new byte[8]); |
| param = AlgorithmParameters.getInstance(algo); |
| param.init(paramSpec); |
| |
| for (int i = 0; i < numOfTests; i++) { |
| try { |
| switch (i) { |
| case 0: |
| c.init(Cipher.ENCRYPT_MODE, key, paramSpec); |
| result = false; |
| System.out.println("Test#3." + i + " failed!"); |
| break; |
| case 1: |
| c.init(Cipher.ENCRYPT_MODE, key, paramSpec, srand); |
| result = false; |
| System.out.println("Test#3." + i + " failed!"); |
| break; |
| case 2: |
| c.init(Cipher.ENCRYPT_MODE, key, param); |
| result = false; |
| System.out.println("Test#3." + i + " failed!"); |
| break; |
| case 3: |
| c.init(Cipher.ENCRYPT_MODE, key, param, srand); |
| result = false; |
| System.out.println("Test#3." + i + " failed!"); |
| break; |
| } |
| } catch (InvalidAlgorithmParameterException iape) { |
| // expected exception thrown; proceed to next test |
| continue; |
| } |
| } |
| if (result) { |
| System.out.println("All tests passed!"); |
| } else { |
| throw new Exception("One or more test failed!"); |
| } |
| } |
| } |