140 lines
5.2 KiB
Java
140 lines
5.2 KiB
Java
/*
|
|
* Copyright (c) 2014, 2021, 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 java.security.InvalidAlgorithmParameterException;
|
|
import java.security.InvalidKeyException;
|
|
import java.security.NoSuchAlgorithmException;
|
|
import java.security.NoSuchProviderException;
|
|
import java.security.spec.AlgorithmParameterSpec;
|
|
import java.util.Random;
|
|
import javax.crypto.BadPaddingException;
|
|
import javax.crypto.Cipher;
|
|
import javax.crypto.IllegalBlockSizeException;
|
|
import javax.crypto.KeyGenerator;
|
|
import javax.crypto.NoSuchPaddingException;
|
|
import javax.crypto.SecretKey;
|
|
import javax.crypto.ShortBufferException;
|
|
import javax.crypto.spec.IvParameterSpec;
|
|
|
|
/**
|
|
* @test
|
|
* @bug 8043836
|
|
* @summary Test AES ciphers with different modes and padding schemes (ECB mode
|
|
* doesn't use IV). The test tries 3 different read methods of
|
|
* CipherInputStream.
|
|
* @key randomness
|
|
*/
|
|
public class TestSameBuffer {
|
|
|
|
private static final String ALGORITHM = "AES";
|
|
private static final String PROVIDER = "SunJCE";
|
|
private static final String[] MODES = { "ECb", "CbC", "OFB", "CFB150",
|
|
"cFB", "CFB7", " cFB8", "cFB16", "cFB24", "cFB32", "Cfb40",
|
|
"cfB48", " cfB56", "cfB64", "cfB72", "cfB80", "cfB88", "cfB96",
|
|
"cfb104", "cfB112", "cfB120" };
|
|
private static final String PADDING = "NoPadding";
|
|
private static final int KEY_LENGTH = 128;
|
|
|
|
public static void main(String argv[]) throws Exception {
|
|
TestSameBuffer test = new TestSameBuffer();
|
|
for (String mode : MODES) {
|
|
test.runTest(ALGORITHM, mode, PADDING);
|
|
}
|
|
}
|
|
|
|
public void runTest(String algo, String mo, String pad) throws Exception {
|
|
Cipher ci = null;
|
|
byte[] iv = null;
|
|
AlgorithmParameterSpec aps = null;
|
|
SecretKey key = null;
|
|
try {
|
|
// Initialization
|
|
Random rdm = new Random();
|
|
byte[] plainText = new byte[128];
|
|
rdm.nextBytes(plainText);
|
|
|
|
// keep the plain text
|
|
byte[] tmpText = new byte[plainText.length];
|
|
for (int i = 0; i < plainText.length; i++) {
|
|
tmpText[i] = plainText[i];
|
|
}
|
|
|
|
ci = Cipher.getInstance(algo + "/" + mo + "/" + pad, PROVIDER);
|
|
|
|
KeyGenerator kg = KeyGenerator.getInstance(algo, PROVIDER);
|
|
kg.init(KEY_LENGTH);
|
|
key = kg.generateKey();
|
|
|
|
// encrypt
|
|
ci.init(Cipher.ENCRYPT_MODE, key);
|
|
int offset = ci
|
|
.update(plainText, 0, plainText.length, plainText, 0);
|
|
ci.doFinal(plainText, offset);
|
|
|
|
if (!mo.equalsIgnoreCase("ECB")) {
|
|
iv = ci.getIV();
|
|
aps = new IvParameterSpec(iv);
|
|
} else {
|
|
aps = null;
|
|
}
|
|
|
|
ci.init(Cipher.DECRYPT_MODE, key, aps);
|
|
byte[] recoveredText = new byte[ci.getOutputSize(plainText.length)];
|
|
ci.doFinal(plainText, 0, plainText.length, recoveredText);
|
|
|
|
// Comparison
|
|
if (!java.util.Arrays.equals(tmpText, recoveredText)) {
|
|
System.out.println("Original: ");
|
|
dumpBytes(plainText);
|
|
System.out.println("Recovered: ");
|
|
dumpBytes(recoveredText);
|
|
throw new RuntimeException(
|
|
"Original text is not equal with recovered text, with mode:"
|
|
+ mo);
|
|
}
|
|
|
|
} catch (NoSuchAlgorithmException e) {
|
|
//CFB7 and CFB150 are for negative testing
|
|
if (!mo.equalsIgnoreCase("CFB7") && !mo.equalsIgnoreCase("CFB150")) {
|
|
System.out.println("Unexpected NoSuchAlgorithmException with mode: "
|
|
+ mo);
|
|
throw new RuntimeException("Test failed!");
|
|
}
|
|
} catch (NoSuchProviderException | NoSuchPaddingException
|
|
| InvalidKeyException | InvalidAlgorithmParameterException
|
|
| ShortBufferException | IllegalBlockSizeException
|
|
| BadPaddingException e) {
|
|
System.out.println("Test failed!");
|
|
throw e;
|
|
}
|
|
}
|
|
|
|
private void dumpBytes(byte[] bytes) {
|
|
for (byte b : bytes) {
|
|
System.out.print(Integer.toHexString(b));
|
|
}
|
|
|
|
System.out.println();
|
|
}
|
|
}
|