com.trilead.ssh2.crypto.cipher

Class CTRMode

java.lang.Object

com.trilead.ssh2.crypto.cipher.CTRMode

All Implemented Interfaces:

BlockCipher

public class CTRMode
extends java.lang.Object
implements BlockCipher

This is CTR mode as described in draft-ietf-secsh-newmodes-XY.txt

Constructor Summary

Constructors

Constructor and Description
CTRMode(BlockCipher tc, byte[] iv, boolean doEnc)

Method Summary

Methods

Modifier and Type	Method and Description
int	getBlockSize()
void	init(boolean forEncryption, byte[] key)
void	transformBlock(byte[] src, int srcoff, byte[] dst, int dstoff)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CTRMode

public CTRMode(BlockCipher tc,
       byte[] iv,
       boolean doEnc)
        throws java.lang.IllegalArgumentException

Throws:

java.lang.IllegalArgumentException

Method Detail

init

public void init(boolean forEncryption,
        byte[] key)

Specified by:

init in interface BlockCipher

getBlockSize

public final int getBlockSize()

Specified by:

getBlockSize in interface BlockCipher

transformBlock

public final void transformBlock(byte[] src,
                  int srcoff,
                  byte[] dst,
                  int dstoff)

Specified by:

transformBlock in interface BlockCipher