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/*
* Copyright (c) 2015, 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.
*/
import static java.lang.System.out;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.spec.AlgorithmParameterSpec;
import java.security.spec.InvalidKeySpecException;
import java.util.Arrays;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.ShortBufferException;
import javax.crypto.spec.PBEKeySpec;
import javax.crypto.spec.PBEParameterSpec;
/*
* @test
* @bug 8048601
* @summary Tests for PBE ciphers
*/
public class TestCipherPBE {
private static final String[] ALGORITHMS = {"PBEWithMD5AndDES",
"PBEWithMD5AndDES/CBC/PKCS5Padding", "PBEWithMD5AndTripleDES",
"PBEWithMD5AndTripleDES/CBC/PKCS5Padding"};
private static final String KEY_ALGO = "pbeWithMD5ANDdes";
private final byte[] SALT;
private final byte[] PLAIN_TEXT;
public TestCipherPBE() {
SALT = generateBytes(8);
PLAIN_TEXT = generateBytes(200);
}
public static void main(String[] args) throws Exception {
new TestCipherPBE().runAll();
}
private void runAll() throws Exception {
for (String algorithm : ALGORITHMS) {
runTest(algorithm);
}
}
private void runTest(String algorithm)
throws InvalidKeySpecException, NoSuchAlgorithmException,
InvalidAlgorithmParameterException, ShortBufferException,
NoSuchPaddingException, IllegalBlockSizeException,
BadPaddingException, InvalidKeyException {
out.println("=> Testing: " + algorithm);
boolean isUnlimited =
(Cipher.getMaxAllowedKeyLength(algorithm) == Integer.MAX_VALUE);
try {
// Initialization
AlgorithmParameterSpec algoParamSpec
= new PBEParameterSpec(SALT, 6);
SecretKey secretKey
= SecretKeyFactory.getInstance(KEY_ALGO).generateSecret(
new PBEKeySpec(("Secret Key Value").toCharArray()));
Cipher ci = Cipher.getInstance(algorithm);
ci.init(Cipher.ENCRYPT_MODE, secretKey, algoParamSpec);
// Encryption
byte[] cipherText = ci.doFinal(PLAIN_TEXT);
// Decryption
ci.init(Cipher.DECRYPT_MODE, secretKey, algoParamSpec);
byte[] recoveredText = ci.doFinal(cipherText);
if (algorithm.contains("TripleDES") && !isUnlimited) {
throw new RuntimeException(
"Expected InvalidKeyException not thrown");
}
// Comparison
if (!Arrays.equals(PLAIN_TEXT, recoveredText)) {
throw new RuntimeException(
"Test failed: plainText is not equal to recoveredText");
}
out.println("Test Passed.");
} catch (InvalidKeyException ex) {
if (algorithm.contains("TripleDES") && !isUnlimited) {
out.println("Expected InvalidKeyException thrown");
} else {
throw new RuntimeException(ex);
}
}
}
public static byte[] generateBytes(int length) {
byte[] bytes = new byte[length];
for (int i = 0; i < length; i++) {
bytes[i] = (byte) (i & 0xff);
}
return bytes;
}
}
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