| package com.trilead.ssh2.crypto.cipher; |
| |
| /** |
| * NullCipher. |
| * |
| * @author Christian Plattner, plattner@trilead.com |
| * @version $Id: NullCipher.java,v 1.1 2007/10/15 12:49:55 cplattne Exp $ |
| */ |
| 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); |
| } |
| } |