org.apache.sshd.common
Interface Cipher

All Known Implementing Classes:

AES128CBC, AES128CTR, AES192CBC, AES256CBC, AES256CTR, ARCFOUR128, ARCFOUR256, BaseCipher, BlowfishCBC, CipherNone, TripleDESCBC

public interface Cipher

Wrapper for a cryptographic cipher, used either for encryption or decryption.

Author:

Apache MINA SSHD Project

Nested Class Summary

static class

Cipher.Mode

Method Summary

int	getBlockSize() Retrieves the block size for this cipher
int	getIVSize() Retrieves the size of the initialization vector
void	init(Cipher.Mode mode, byte[] key, byte[] iv) Initialize the cipher for encryption or decryption with the given private key and initialization vector
void	update(byte[] input, int inputOffset, int inputLen) Performs in-place encryption or decryption on the given data.

Method Detail

getIVSize

int getIVSize()

Retrieves the size of the initialization vector

Returns:

getBlockSize

int getBlockSize()

Retrieves the block size for this cipher

Returns:

init

void init(Cipher.Mode mode,
          byte[] key,
          byte[] iv)
          throws java.lang.Exception

Initialize the cipher for encryption or decryption with the given private key and initialization vector

Parameters:

mode -

key -

iv -

Throws:

java.lang.Exception

update

void update(byte[] input,
            int inputOffset,
            int inputLen)
            throws java.lang.Exception

Performs in-place encryption or decryption on the given data.

Parameters:

input -

inputOffset -

inputLen -

Throws:

java.lang.Exception