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 4512704 27 * @summary Verify that AES cipher can generate default IV in encrypt mode 28 * @author Valerie Peng 29 */ 30import java.io.PrintStream; 31import java.security.*; 32import java.security.spec.*; 33import java.util.Random; 34 35import javax.crypto.*; 36import javax.crypto.spec.*; 37import java.security.Provider; 38 39public class Test4512704 { 40 private static final String ALGO = "AES"; 41 private static final String PADDING = "NoPadding"; 42 private static final int KEYSIZE = 16; // in bytes 43 44 public void execute(String mode) throws Exception { 45 46 AlgorithmParameterSpec aps = null; 47 String transformation = ALGO + "/" + mode + "/"+PADDING; 48 Cipher ci = Cipher.getInstance(transformation, "SunJCE"); 49 50 KeyGenerator kg = KeyGenerator.getInstance(ALGO, "SunJCE"); 51 kg.init(KEYSIZE*8); 52 SecretKey key = kg.generateKey(); 53 // TEST FIX 4512704 54 try { 55 ci.init(Cipher.ENCRYPT_MODE, key, aps); 56 } catch(InvalidAlgorithmParameterException ex) { 57 throw new Exception("parameter should be generated when null is specified!"); 58 } 59 System.out.println(transformation + ": Passed"); 60 } 61 62 public static void main (String[] args) throws Exception { 63 Test4512704 test = new Test4512704(); 64 test.execute("CBC"); 65 test.execute("GCM"); 66 } 67} 68