Constructor and Description |
---|
DSTU7624Mac(int blockBitLength,
int q) |
Modifier and Type | Method and Description |
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int |
doFinal(byte[] out,
int outOff)
Compute the final stage of the MAC writing the output to the out
parameter.
|
String |
getAlgorithmName()
Return the name of the algorithm the MAC implements.
|
int |
getMacSize()
Return the block size for this MAC (in bytes).
|
void |
init(CipherParameters params)
Initialise the MAC.
|
void |
reset()
Reset the MAC.
|
void |
update(byte in)
add a single byte to the mac for processing.
|
void |
update(byte[] in,
int inOff,
int len) |
public void init(CipherParameters params) throws IllegalArgumentException
Mac
init
in interface Mac
params
- the key and other data required by the MAC.IllegalArgumentException
- if the params argument is
inappropriate.public String getAlgorithmName()
Mac
getAlgorithmName
in interface Mac
public int getMacSize()
Mac
getMacSize
in interface Mac
public void update(byte in)
Mac
public void update(byte[] in, int inOff, int len)
public int doFinal(byte[] out, int outOff) throws DataLengthException, IllegalStateException
Mac
doFinal leaves the MAC in the same state it was after the last init.
doFinal
in interface Mac
out
- the array the MAC is to be output to.outOff
- the offset into the out buffer the output is to start at.DataLengthException
- if there isn't enough space in out.IllegalStateException
- if the MAC is not initialised.Copyright © 2021 BouncyCastle.org. All rights reserved.