Package com.icodici.crypto

Interface BlockCipher

All Known Implementing Classes:

AES256

public interface BlockCipher

Interface to all block ciphers

Created by sergeych on 04/06/16.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	BlockCipher.Direction

Method Summary

Modifier and Type	Method	Description
int	getBlockSize()
int	getKeySize()
java.lang.String	getTag()	Encryption method tag, AES256 for AES 256 (Rijndael 256/128) and so on
void	initialize(BlockCipher.Direction direction, SymmetricKey key)
byte[]	transformBlock(byte[] block)	Encrypt/decrypt source block and return processed block

Method Detail

getBlockSize

int getBlockSize()

Returns:

block size in bytes

getKeySize

int getKeySize()

getTag

java.lang.String getTag()

Encryption method tag, AES256 for AES 256 (Rijndael 256/128) and so on

Returns:

initialize

void initialize(BlockCipher.Direction direction,
                SymmetricKey key)

transformBlock

byte[] transformBlock(byte[] block)
               throws EncryptionError

Encrypt/decrypt source block and return processed block

Parameters:

block - source block

Returns:

transformed source block

Throws:

EncryptionError - if key or block has wrong size