/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.test.integration.deployment.jcedeployment.provider;
import javax.crypto.BadPaddingException;
import javax.crypto.Cipher;
import javax.crypto.IllegalBlockSizeException;
import javax.crypto.NoSuchPaddingException;
import java.security.AlgorithmParameters;
import java.security.InvalidAlgorithmParameterException;
import java.security.InvalidKeyException;
import java.security.Key;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.security.spec.AlgorithmParameterSpec;
/**
* @author <a href="mailto:istudens@redhat.com">Ivo Studensky</a>
*/
public class DummyCipher implements DPCipher {
String cipher;
int opmode;
public DummyCipher() {
}
public String name() {
return DummyProvider.DUMMY_CIPHER;
}
@Override
public void setMode(String mode) throws NoSuchAlgorithmException {
// nothing to do
}
@Override
public void setPadding(String padding) throws NoSuchPaddingException {
// nothing to do
}
@Override
public void init(int opmode, Key key, SecureRandom secureRandom) throws InvalidKeyException {
init(opmode);
}
@Override
public void init(int opmode, Key key, AlgorithmParameterSpec algorithmParameterSpec, SecureRandom secureRandom) throws InvalidKeyException, InvalidAlgorithmParameterException {
init(opmode);
}
@Override
public void init(int opmode, Key key, AlgorithmParameters algorithmParameters, SecureRandom secureRandom) throws InvalidKeyException, InvalidAlgorithmParameterException {
init(opmode);
}
private void init(int opmode) {
this.opmode = opmode;
switch (opmode) {
case Cipher.ENCRYPT_MODE:
cipher = "decrypted";
break;
case Cipher.DECRYPT_MODE:
cipher = "encrypted";
break;
}
}
@Override
public byte[] getIV() {
return null;
}
@Override
public AlgorithmParameters getParameters() {
return null;
}
@Override
public int getBlockSize() {
return 0;
}
@Override
public int getOutputSize(int inputLen) {
return "encrypted".length();
}
@Override
public byte[] update(byte[] input, int inputOffset, int inputLen) {
return new byte[0];
}
@Override
public byte[] doFinal(byte[] input, int inputOffset, int inputLen) throws IllegalBlockSizeException, BadPaddingException {
switch (opmode) {
case Cipher.ENCRYPT_MODE:
cipher = "encrypted";
break;
case Cipher.DECRYPT_MODE:
cipher = "decrypted";
break;
}
return cipher.getBytes().clone();
}
}