| /* |
| * Copyright (c) 2002, 2015, 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 4635086 |
| * @library ../UTIL |
| * @build TestUtil |
| * @run main TestKATForECB_IV |
| * @summary Known Answer Test for AES cipher with ECB mode |
| * @author Valerie Peng |
| */ |
| import java.security.*; |
| import javax.crypto.*; |
| import javax.crypto.spec.*; |
| import java.math.*; |
| |
| import java.util.*; |
| |
| public class TestKATForECB_IV |
| { |
| private static final String ALGO = "AES"; |
| private static final String MODE = "ECB"; |
| private static final String PADDING = "NoPadding"; |
| |
| //ecb-iv.txt |
| private static String[] PTS = { |
| "000102030405060708090A0B0C0D0E0F", |
| "000102030405060708090A0B0C0D0E0F", |
| "000102030405060708090A0B0C0D0E0F" |
| }; |
| private static String[] CTS = { |
| "0A940BB5416EF045F1C39458C653EA5A", |
| "0060BFFE46834BB8DA5CF9A61FF220AE", |
| "5A6E045708FB7196F02E553D02C3A692" |
| }; |
| private static String[] KEYS = { |
| "000102030405060708090A0B0C0D0E0F", |
| "000102030405060708090A0B0C0D0E0F1011121314151617", |
| "000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F" |
| }; |
| |
| private static SecretKey constructAESKey(String s) throws Exception { |
| int len = s.length()/2; |
| if ((len != 16) && (len != 24) && (len != 32)) { |
| throw new IllegalArgumentException("Wrong Key Length: " + len); |
| } |
| byte[] rawKeyValue = constructByteArray(s); |
| SecretKeySpec key = new SecretKeySpec(rawKeyValue, "AES"); |
| return key; |
| } |
| |
| private static byte[] constructByteArray(String s) { |
| int len = s.length()/2; |
| byte[] tempValue = new byte[len]; |
| for (int i = 0; i < len; i++) { |
| tempValue[i] = Integer.valueOf(s.substring(2*i, 2*i+2), |
| 16).byteValue(); |
| } |
| return tempValue; |
| |
| } |
| |
| public boolean execute() throws Exception { |
| String transformation = ALGO+"/"+MODE+"/"+PADDING; |
| Cipher c = Cipher.getInstance(transformation, "SunJCE"); |
| for (int i=0; i<KEYS.length; i++) { |
| SecretKey aesKey = constructAESKey(KEYS[i]); |
| if (aesKey.getEncoded().length*8 > |
| Cipher.getMaxAllowedKeyLength(transformation)) { |
| // skip if this key length is larger than what's |
| // configured in the jce jurisdiction policy files |
| continue; |
| } |
| try { |
| c.init(Cipher.ENCRYPT_MODE, aesKey); |
| byte[] plainText = constructByteArray(PTS[i]); |
| byte[] cipherText = c.doFinal(plainText); |
| byte[] answer = constructByteArray(CTS[i]); |
| if (!Arrays.equals(cipherText, answer)) { |
| throw new Exception((i+1) + "th known answer test failed for encryption"); |
| } |
| |
| c.init(Cipher.DECRYPT_MODE, aesKey); |
| byte[] recoveredText = c.doFinal(answer); |
| if (!Arrays.equals(recoveredText, plainText)) { |
| throw new Exception("known answer test failed for decryption"); |
| } |
| System.out.println("Finished KAT for " + aesKey.getEncoded().length + "-byte key"); |
| } catch (SecurityException se) { |
| TestUtil.handleSE(se); |
| } |
| } |
| |
| // passed all tests...hooray! |
| return true; |
| } |
| |
| public static void main (String[] args) throws Exception { |
| TestKATForECB_IV test = new TestKATForECB_IV(); |
| String testName = test.getClass().getName() + "[" + ALGO + |
| "/" + MODE + "/" + PADDING + "]"; |
| if (test.execute()) { |
| System.out.println(testName + ": Passed!"); |
| } |
| } |
| } |