krb5.crypto
Class CksumType

java.lang.Object
  krb5.crypto.CksumType

Direct Known Subclasses:

CRC32CksumType, DesMacCksumType, DesMacKCksumType, RsaMd4DesCksumType, RsaMd4DesKCksumType, RsaMd5DesCksumType

public abstract class CksumType
extends java.lang.Object

Class Description : Class representing the checksum type.

Version:

1.1

Author:

Bojan Pajkovski

Constructor Summary

CksumType()

Method Summary

abstract byte[]	calculateChecksum(byte[] data, int size)
abstract byte[]	calculateKeyedChecksum(byte[] data, int size, byte[] key)
abstract int	cksumSize()
abstract int	cksumType()
abstract int	confounderSize()
static CksumType	getInstance(int cksumTypeConst)
boolean	isChecksumEqual(byte[] cksum1, byte[] cksum2)
abstract boolean	isSafe()
abstract int	keySize()
abstract int	keyType()
abstract boolean	verifyKeyedChecksum(byte[] data, int size, byte[] key, byte[] checksum)

Methods inherited from class java.lang.Object

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

Constructor Detail

CksumType

public CksumType()

Method Detail

getInstance

public static CksumType getInstance(int cksumTypeConst)
                             throws KrbException

Throws:

KrbException

confounderSize

public abstract int confounderSize()

cksumType

public abstract int cksumType()

isSafe

public abstract boolean isSafe()

cksumSize

public abstract int cksumSize()

keyType

public abstract int keyType()

keySize

public abstract int keySize()

calculateChecksum

public abstract byte[] calculateChecksum(byte[] data,
                                         int size)

calculateKeyedChecksum

public abstract byte[] calculateKeyedChecksum(byte[] data,
                                              int size,
                                              byte[] key)

verifyKeyedChecksum

public abstract boolean verifyKeyedChecksum(byte[] data,
                                            int size,
                                            byte[] key,
                                            byte[] checksum)

isChecksumEqual

public boolean isChecksumEqual(byte[] cksum1,
                               byte[] cksum2)