org.cryptacular.adapter

Interface BlockCipherAdapter

All Superinterfaces:

CipherAdapter

All Known Implementing Classes:

AEADBlockCipherAdapter, BufferedBlockCipherAdapter

public interface BlockCipherAdapter
extends CipherAdapter

Adapter for all block cipher types.

Author:

Middleware Services

Method Summary

Methods

Modifier and Type	Method and Description
int	doFinal(byte[] out, int outOff) Finish the encryption/decryption operation (e.g.
int	getOutputSize(int len) Gets the size of the output buffer required to hold the output of an input buffer of the given size.

Methods inherited from interface org.cryptacular.adapter.CipherAdapter

init, processBytes, reset

Method Detail

getOutputSize

int getOutputSize(int len)

Gets the size of the output buffer required to hold the output of an input buffer of the given size.

Parameters:

len - Length of input buffer.

Returns:

Size of output buffer.

doFinal

int doFinal(byte[] out,
          int outOff)
            throws CryptoException

Finish the encryption/decryption operation (e.g. apply padding).

Parameters:

out - Output buffer to receive final processing output.

outOff - Offset into output buffer where processed data should start.

Returns:

Number of bytes written to output buffer.

Throws:

CryptoException - on underlying cipher finalization errors.