Package com.trilead.ssh2.crypto.cipher
Class CBCMode
- java.lang.Object
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- com.trilead.ssh2.crypto.cipher.CBCMode
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- All Implemented Interfaces:
BlockCipher
public class CBCMode extends java.lang.Object implements BlockCipher
CBCMode.- Version:
- $Id: CBCMode.java,v 1.1 2007/10/15 12:49:55 cplattne Exp $
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Field Summary
Fields Modifier and Type Field Description (package private) int
blockSize
(package private) byte[]
cbc_vector
(package private) boolean
doEncrypt
(package private) BlockCipher
tc
(package private) byte[]
tmp_vector
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Constructor Summary
Constructors Constructor Description CBCMode(BlockCipher tc, byte[] iv, boolean doEncrypt)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description private void
decryptBlock(byte[] src, int srcoff, byte[] dst, int dstoff)
private void
encryptBlock(byte[] src, int srcoff, byte[] dst, int dstoff)
int
getBlockSize()
void
init(boolean forEncryption, byte[] key)
void
transformBlock(byte[] src, int srcoff, byte[] dst, int dstoff)
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Field Detail
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tc
BlockCipher tc
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blockSize
int blockSize
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doEncrypt
boolean doEncrypt
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cbc_vector
byte[] cbc_vector
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tmp_vector
byte[] tmp_vector
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Constructor Detail
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CBCMode
public CBCMode(BlockCipher tc, byte[] iv, boolean doEncrypt) throws java.lang.IllegalArgumentException
- Throws:
java.lang.IllegalArgumentException
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Method Detail
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init
public void init(boolean forEncryption, byte[] key)
- Specified by:
init
in interfaceBlockCipher
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getBlockSize
public int getBlockSize()
- Specified by:
getBlockSize
in interfaceBlockCipher
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encryptBlock
private void encryptBlock(byte[] src, int srcoff, byte[] dst, int dstoff)
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decryptBlock
private void decryptBlock(byte[] src, int srcoff, byte[] dst, int dstoff)
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transformBlock
public void transformBlock(byte[] src, int srcoff, byte[] dst, int dstoff)
- Specified by:
transformBlock
in interfaceBlockCipher
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