Package com.trilead.ssh2.crypto.cipher
Class BlowFish
java.lang.Object
com.trilead.ssh2.crypto.cipher.BlowFish
- All Implemented Interfaces:
BlockCipher
A class that provides Blowfish key encryption operations, such as encoding
data and generating keys. All the algorithms herein are from Applied
Cryptography and implement a simplified cryptography interface.
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionint
void
init
(boolean encrypting, byte[] key) initialise a Blowfish cipher.void
reset()
final void
transformBlock
(byte[] in, int inOff, byte[] out, int outOff)
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Constructor Details
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BlowFish
public BlowFish()
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Method Details
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init
public void init(boolean encrypting, byte[] key) initialise a Blowfish cipher.- Specified by:
init
in interfaceBlockCipher
- Parameters:
encrypting
- whether or not we are for encryption.key
- the key required to set up the cipher.- Throws:
IllegalArgumentException
- if the params argument is inappropriate.
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getAlgorithmName
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transformBlock
public final void transformBlock(byte[] in, int inOff, byte[] out, int outOff) - Specified by:
transformBlock
in interfaceBlockCipher
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reset
public void reset() -
getBlockSize
public int getBlockSize()- Specified by:
getBlockSize
in interfaceBlockCipher
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