view src/ch/ethz/ssh2/crypto/cipher/NullCipher.java @ 435:9c6a269fabb5 stable-1.9.2

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author Carl Byington <carl@five-ten-sg.com>
date Thu, 09 Apr 2015 11:32:38 -0700
parents 071eccdff8ea
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/*
 * 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);
    }
}