com.google.crypto.tink.subtle

Class MacJce

java.lang.Object

com.google.crypto.tink.subtle.MacJce

All Implemented Interfaces:

Mac

public final class MacJce
extends Object
implements Mac

Mac implementations in JCE.

Since:

1.0.0

Constructor Summary

Constructors

Constructor and Description
MacJce(String algorithm, Key key, int digestSize)

Method Summary

Modifier and Type	Method and Description
byte[]	computeMac(byte[] data) Computes message authentication code (MAC) for data.
void	verifyMac(byte[] mac, byte[] data) Verifies whether mac is a correct authentication code (MAC) for data.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MacJce

public MacJce(String algorithm,
              Key key,
              int digestSize)
       throws GeneralSecurityException

Throws:

GeneralSecurityException

Method Detail

computeMac

public byte[] computeMac(byte[] data)
                  throws GeneralSecurityException

Description copied from interface: Mac

Computes message authentication code (MAC) for data.

Specified by:

computeMac in interface Mac

Returns:

MAC value

Throws:

GeneralSecurityException

verifyMac

public void verifyMac(byte[] mac,
                      byte[] data)
               throws GeneralSecurityException

Description copied from interface: Mac

Verifies whether mac is a correct authentication code (MAC) for data.

Specified by:

verifyMac in interface Mac

Throws:

GeneralSecurityException - if mac is not a correct MAC for data