| /* |
| * Copyright (c) 2016, 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 8151149 |
| * @modules java.base/javax.crypto:open |
| * java.base/com.sun.crypto.provider:+open |
| */ |
| |
| import java.lang.reflect.*; |
| import java.security.*; |
| import javax.crypto.*; |
| import javax.crypto.spec.*; |
| import com.sun.crypto.provider.*; |
| |
| public class CheckPBEKeySize { |
| |
| private static final String ALGO = "PBEWithSHA1AndDESede"; |
| private static final int KEYSIZE = 112; // Triple DES effective key size |
| |
| public static final void main(String[] args) throws Exception { |
| |
| // Generate a PBE key |
| SecretKeyFactory skFac = SecretKeyFactory.getInstance("PBE"); |
| SecretKey skey = |
| skFac.generateSecret(new PBEKeySpec("test123".toCharArray())); |
| |
| // Initialize the PBE cipher |
| Cipher cipher = Cipher.getInstance(ALGO); |
| cipher.init(Cipher.ENCRYPT_MODE, skey); |
| |
| // Permit access to the Cipher.spi field (a CipherSpi object) |
| Field spi = Cipher.class.getDeclaredField("spi"); |
| spi.setAccessible(true); |
| Object value = spi.get(cipher); |
| |
| // Permit access to the CipherSpi.engineGetKeySize method |
| Method engineGetKeySize = |
| PKCS12PBECipherCore$PBEWithSHA1AndDESede.class |
| .getDeclaredMethod("engineGetKeySize", Key.class); |
| engineGetKeySize.setAccessible(true); |
| |
| // Check the key size |
| int keySize = (int) engineGetKeySize.invoke(value, skey); |
| if (keySize == KEYSIZE) { |
| System.out.println(ALGO + ".engineGetKeySize returns " + keySize + |
| " bits, as expected"); |
| System.out.println("OK"); |
| } else { |
| throw new Exception("ERROR: " + ALGO + " key size is incorrect"); |
| } |
| } |
| } |