Files
briar/briar-api/src/org/briarproject/api/crypto/AuthenticatedCipher.java
2015-01-09 13:01:02 +00:00

23 lines
658 B
Java

package org.briarproject.api.crypto;
import java.security.GeneralSecurityException;
public interface AuthenticatedCipher {
/**
* Initializes this cipher with a key and an initialisation vector (IV).
*/
void init(boolean encrypt, SecretKey key, byte[] iv)
throws GeneralSecurityException;
/** Encrypts or decrypts data in a single-part operation. */
int process(byte[] input, int inputOff, int len, byte[] output,
int outputOff) throws GeneralSecurityException;
/** Returns the length of the message authentication code (MAC) in bytes. */
int getMacBytes();
/** Returns the block size of the cipher in bytes. */
int getBlockBytes();
}