BlockCipher
public final class BlowfishEngine extends java.lang.Object implements BlockCipher
Constructor | Description |
---|---|
BlowfishEngine() |
Modifier and Type | Method | Description |
---|---|---|
java.lang.String |
getAlgorithmName() |
Return the name of the algorithm the cipher implements.
|
int |
getBlockSize() |
Return the block size for this cipher (in bytes).
|
void |
init(boolean encrypting,
CipherParameters params) |
initialise a Blowfish cipher.
|
int |
processBlock(byte[] in,
int inOff,
byte[] out,
int outOff) |
Process one block of input from the array in and write it to
the out array.
|
void |
reset() |
Reset the cipher.
|
public void init(boolean encrypting, CipherParameters params)
init
in interface BlockCipher
encrypting
- whether or not we are for encryption.params
- the parameters required to set up the cipher.java.lang.IllegalArgumentException
- if the params argument is
inappropriate.public java.lang.String getAlgorithmName()
BlockCipher
getAlgorithmName
in interface BlockCipher
public final int processBlock(byte[] in, int inOff, byte[] out, int outOff)
BlockCipher
processBlock
in interface BlockCipher
in
- the array containing the input data.inOff
- offset into the in array the data starts at.out
- the array the output data will be copied into.outOff
- the offset into the out array the output will start at.public void reset()
BlockCipher
reset
in interface BlockCipher
public int getBlockSize()
BlockCipher
getBlockSize
in interface BlockCipher