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/*
* Copyright (c) 2010, 2018, 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 6687725
* @summary Test internal PKCS5Padding impl with various error conditions.
* @author Valerie Peng
* @library /test/lib ..
* @modules jdk.crypto.cryptoki
* @run main/othervm TestPKCS5PaddingError
* @run main/othervm TestPKCS5PaddingError sm
*/
import java.security.AlgorithmParameters;
import java.security.NoSuchAlgorithmException;
import java.security.Provider;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
public class TestPKCS5PaddingError extends PKCS11Test {
private static class CI { // class for holding Cipher Information
String transformation;
String keyAlgo;
CI(String transformation, String keyAlgo) {
this.transformation = transformation;
this.keyAlgo = keyAlgo;
}
}
private static final CI[] TEST_LIST = {
// algorithms which use the native padding impl
new CI("DES/CBC/PKCS5Padding", "DES"),
new CI("DESede/CBC/PKCS5Padding", "DESede"),
new CI("AES/CBC/PKCS5Padding", "AES"),
// algorithms which use SunPKCS11's own padding impl
new CI("DES/ECB/PKCS5Padding", "DES"),
new CI("DESede/ECB/PKCS5Padding", "DESede"),
new CI("AES/ECB/PKCS5Padding", "AES"),
};
private static StringBuffer debugBuf = new StringBuffer();
@Override
public void main(Provider p) throws Exception {
try {
byte[] plainText = new byte[200];
for (int i = 0; i < TEST_LIST.length; i++) {
CI currTest = TEST_LIST[i];
System.out.println("===" + currTest.transformation + "===");
try {
KeyGenerator kg =
KeyGenerator.getInstance(currTest.keyAlgo, p);
SecretKey key = kg.generateKey();
Cipher c1 = Cipher.getInstance(currTest.transformation,
"SunJCE");
c1.init(Cipher.ENCRYPT_MODE, key);
byte[] cipherText = c1.doFinal(plainText);
AlgorithmParameters params = c1.getParameters();
Cipher c2 = Cipher.getInstance(currTest.transformation, p);
c2.init(Cipher.DECRYPT_MODE, key, params);
// 1st test: wrong output length
// NOTE: Skip NSS since it reports CKR_DEVICE_ERROR when
// the data passed to its EncryptUpdate/DecryptUpdate is
// not multiple of blocks
if (!p.getName().equals("SunPKCS11-NSS")) {
try {
System.out.println("Testing with wrong cipherText length");
c2.doFinal(cipherText, 0, cipherText.length - 2);
} catch (IllegalBlockSizeException ibe) {
// expected
} catch (Exception ex) {
System.out.println("Error: Unexpected Ex " + ex);
ex.printStackTrace();
}
}
// 2nd test: wrong padding value
try {
System.out.println("Testing with wrong padding bytes");
cipherText[cipherText.length - 1]++;
c2.doFinal(cipherText);
} catch (BadPaddingException bpe) {
// expected
} catch (Exception ex) {
System.out.println("Error: Unexpected Ex " + ex);
ex.printStackTrace();
}
System.out.println("DONE");
} catch (NoSuchAlgorithmException nsae) {
System.out.println("Skipping unsupported algorithm: " +
nsae);
}
}
} catch (Exception ex) {
// print out debug info when exception is encountered
if (debugBuf != null) {
System.out.println(debugBuf.toString());
debugBuf = new StringBuffer();
}
throw ex;
}
}
public static void main(String[] args) throws Exception {
main(new TestPKCS5PaddingError(), args);
}
}
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