| /* |
| * Copyright (c) 2006-2011 Christian Plattner. All rights reserved. |
| * Please refer to the LICENSE.txt for licensing details. |
| */ |
| package ch.ethz.ssh2.crypto.cipher; |
| |
| /** |
| * NullCipher. |
| * |
| * @author Christian Plattner |
| * @version 2.50, 03/15/10 |
| */ |
| public class NullCipher implements BlockCipher |
| { |
| private int blockSize = 8; |
| |
| public NullCipher() |
| { |
| } |
| |
| public NullCipher(int blockSize) |
| { |
| this.blockSize = blockSize; |
| } |
| |
| public void init(boolean forEncryption, byte[] key) |
| { |
| } |
| |
| public int getBlockSize() |
| { |
| return blockSize; |
| } |
| |
| public void transformBlock(byte[] src, int srcoff, byte[] dst, int dstoff) |
| { |
| System.arraycopy(src, srcoff, dst, dstoff, blockSize); |
| } |
| } |