public class KXTSBlockCipher extends BufferedBlockCipher
buf, bufOff, cipher, forEncryption, partialBlockOkay, pgpCFB| Constructor | Description |
|---|---|
KXTSBlockCipher(BlockCipher cipher) |
| Modifier and Type | Method | Description |
|---|---|---|
int |
doFinal(byte[] output,
int outOff) |
Process the last block in the buffer.
|
int |
getOutputSize(int length) |
return the size of the output buffer required for an update plus a
doFinal with an input of 'length' bytes.
|
protected static long |
getReductionPolynomial(int blockSize) |
|
int |
getUpdateOutputSize(int len) |
return the size of the output buffer required for an update
an input of len bytes.
|
void |
init(boolean forEncryption,
CipherParameters parameters) |
initialise the cipher.
|
int |
processByte(byte in,
byte[] out,
int outOff) |
process a single byte, producing an output block if necessary.
|
int |
processBytes(byte[] input,
int inOff,
int len,
byte[] output,
int outOff) |
process an array of bytes, producing output if necessary.
|
void |
reset() |
Reset the buffer and cipher.
|
getBlockSize, getUnderlyingCipherpublic KXTSBlockCipher(BlockCipher cipher)
protected static long getReductionPolynomial(int blockSize)
public int getOutputSize(int length)
BufferedBlockCiphergetOutputSize in class BufferedBlockCipherlength - the length of the input.public int getUpdateOutputSize(int len)
BufferedBlockCiphergetUpdateOutputSize in class BufferedBlockCipherlen - the length of the input.public void init(boolean forEncryption,
CipherParameters parameters)
BufferedBlockCipherinit in class BufferedBlockCipherforEncryption - if true the cipher is initialised for
encryption, if false for decryption.parameters - the key and other data required by the cipher.public int processByte(byte in,
byte[] out,
int outOff)
BufferedBlockCipherprocessByte in class BufferedBlockCipherin - the input byte.out - the space for any output that might be produced.outOff - the offset from which the output will be copied.public int processBytes(byte[] input,
int inOff,
int len,
byte[] output,
int outOff)
BufferedBlockCipherprocessBytes in class BufferedBlockCipherinput - the input byte array.inOff - the offset at which the input data starts.len - the number of bytes to be copied out of the input array.output - the space for any output that might be produced.outOff - the offset from which the output will be copied.public int doFinal(byte[] output,
int outOff)
BufferedBlockCipherdoFinal in class BufferedBlockCipheroutput - the array the block currently being held is copied into.outOff - the offset at which the copying starts.public void reset()
BufferedBlockCipherreset in class BufferedBlockCipher