| /* |
| * Copyright (c) 2003, 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 4898468 |
| * @summary basic test for RSA cipher |
| * @author Andreas Sterbenz |
| * @library .. |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| |
| import java.security.*; |
| |
| import javax.crypto.*; |
| |
| public class TestRSACipher extends PKCS11Test { |
| |
| public void main(Provider p) throws Exception { |
| try { |
| Cipher.getInstance("RSA/ECB/PKCS1Padding", p); |
| } catch (GeneralSecurityException e) { |
| System.out.println("Not supported by provider, skipping"); |
| return; |
| } |
| KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA", p); |
| kpg.initialize(1024); |
| KeyPair kp = kpg.generateKeyPair(); |
| PublicKey publicKey = kp.getPublic(); |
| PrivateKey privateKey = kp.getPrivate(); |
| Random random = new Random(); |
| byte[] b, e, d; |
| b = new byte[16]; |
| random.nextBytes(b); |
| |
| Cipher c1 = Cipher.getInstance("RSA/ECB/PKCS1Padding", p); |
| Cipher c2 = Cipher.getInstance("RSA/ECB/PKCS1Padding", "SunJCE"); |
| |
| c1.init(Cipher.ENCRYPT_MODE, publicKey); |
| e = c1.doFinal(b); |
| c1.init(Cipher.DECRYPT_MODE, privateKey); |
| d = c1.doFinal(e); |
| match(b, d); |
| c2.init(Cipher.DECRYPT_MODE, privateKey); |
| d = c2.doFinal(e); |
| match(b, d); |
| |
| // invalid data |
| c1.init(Cipher.DECRYPT_MODE, publicKey); |
| try { |
| d = c1.doFinal(e); |
| throw new Exception("completed call"); |
| } catch (BadPaddingException ee) { |
| ee.printStackTrace(); |
| } |
| |
| c1.init(Cipher.ENCRYPT_MODE, privateKey); |
| e = c1.doFinal(b); |
| c1.init(Cipher.DECRYPT_MODE, publicKey); |
| d = c1.doFinal(e); |
| match(b, d); |
| c2.init(Cipher.DECRYPT_MODE, publicKey); |
| d = c2.doFinal(e); |
| match(b, d); |
| |
| // reinit tests |
| c1.init(Cipher.ENCRYPT_MODE, privateKey); |
| c1.init(Cipher.ENCRYPT_MODE, privateKey); |
| e = c1.doFinal(b); |
| e = c1.doFinal(b); |
| c1.update(b); |
| c1.update(b); |
| c1.init(Cipher.ENCRYPT_MODE, privateKey); |
| e = c1.doFinal(); |
| e = c1.doFinal(); |
| c1.update(b); |
| e = c1.doFinal(); |
| |
| c1.update(new byte[256]); |
| try { |
| e = c1.doFinal(); |
| throw new Exception("completed call"); |
| } catch (IllegalBlockSizeException ee) { |
| System.out.println(ee); |
| } |
| |
| } |
| |
| private static void match(byte[] b1, byte[] b2) throws Exception { |
| if (Arrays.equals(b1, b2) == false) { |
| System.out.println(toString(b1)); |
| System.out.println(toString(b2)); |
| throw new Exception("mismatch"); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| main(new TestRSACipher()); |
| } |
| |
| } |