1/* 2 * Copyright (c) 2002, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 4626070 27 * @summary Verify that AES cipher can wrap and unwrap keys 28 * @author Valerie Peng 29 */ 30import java.security.*; 31import javax.crypto.*; 32import java.util.*; 33 34 35public class Test4626070 { 36 private static final String ALGO = "AES"; 37 private static final int KEYSIZE = 16; // in bytes 38 39 public void execute(String mode, String padding) throws Exception { 40 String transformation = ALGO + "/" + mode + "/" + padding; 41 Cipher ci = Cipher.getInstance(transformation, "SunJCE"); 42 KeyGenerator kg = KeyGenerator.getInstance(ALGO, "SunJCE"); 43 kg.init(KEYSIZE*8); 44 SecretKey key = kg.generateKey(); 45 46 AlgorithmParameters params = ci.getParameters(); 47 48 // TEST FIX 4626070 49 ci.init(Cipher.WRAP_MODE, key, params); 50 byte[] wrappedKeyEncoding = ci.wrap(key); 51 params = ci.getParameters(); 52 ci.init(Cipher.UNWRAP_MODE, key, params); 53 Key recoveredKey = ci.unwrap(wrappedKeyEncoding, "AES", 54 Cipher.SECRET_KEY); 55 if (!key.equals(recoveredKey)) { 56 throw new Exception( 57 "key after wrap/unwrap is different from the original!"); 58 } 59 System.out.println(transformation + ": Passed"); 60 } 61 62 public static void main (String[] args) throws Exception { 63 Test4626070 test = new Test4626070(); 64 test.execute("CBC", "PKCS5Padding"); 65 test.execute("GCM", "NoPadding"); 66 } 67} 68