com.trilead.ssh2.crypto.cipher

Class CipherInputStream

java.lang.Object

com.trilead.ssh2.crypto.cipher.CipherInputStream

public class CipherInputStream
extends java.lang.Object

CipherInputStream.

Version:

$Id: CipherInputStream.java,v 1.1 2007/10/15 12:49:55 cplattne Exp $

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.io.InputStream	bi
(package private) int	blockSize
(package private) int	BUFF_SIZE
(package private) byte[]	buffer
(package private) BlockCipher	currentCipher
(package private) byte[]	enc
(package private) byte[]	input_buffer
(package private) int	input_buffer_pos
(package private) int	input_buffer_size
(package private) int	pos

Constructor Summary

Constructors

Constructor and Description
CipherInputStream(BlockCipher tc, java.io.InputStream bi)

Method Summary

Modifier and Type	Method and Description
void	changeCipher(BlockCipher bc)
private int	fill_buffer()
private void	getBlock()
private int	internal_read(byte[] b, int off, int len)
int	read()
int	read(byte[] dst)
int	read(byte[] dst, int off, int len)
int	readPlain(byte[] b, int off, int len)

Methods inherited from class java.lang.Object

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

Field Detail

currentCipher

BlockCipher currentCipher

bi

java.io.InputStream bi

buffer

byte[] buffer

enc

byte[] enc

blockSize

int blockSize

pos

int pos

BUFF_SIZE

final int BUFF_SIZE

See Also:

Constant Field Values

input_buffer

byte[] input_buffer

input_buffer_pos

int input_buffer_pos

input_buffer_size

int input_buffer_size

Constructor Detail

CipherInputStream

public CipherInputStream(BlockCipher tc,
                         java.io.InputStream bi)

Method Detail

fill_buffer

private int fill_buffer()
                 throws java.io.IOException

Throws:

java.io.IOException

internal_read

private int internal_read(byte[] b,
                          int off,
                          int len)
                   throws java.io.IOException

Throws:

java.io.IOException

changeCipher

public void changeCipher(BlockCipher bc)

getBlock

private void getBlock()
               throws java.io.IOException

Throws:

java.io.IOException

read

public int read(byte[] dst)
         throws java.io.IOException

Throws:

java.io.IOException

read

public int read(byte[] dst,
                int off,
                int len)
         throws java.io.IOException

Throws:

java.io.IOException

read

public int read()
         throws java.io.IOException

Throws:

java.io.IOException

readPlain

public int readPlain(byte[] b,
                     int off,
                     int len)
              throws java.io.IOException

Throws:

java.io.IOException