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sun.security.krb5.internal.crypto

public Class DesMacKCksumType

Class Inheritance

extends CksumType

java.lang.Object
sun.security.krb5.internal.crypto.CksumType
sun.security.krb5.internal.crypto.DesMacKCksumType

Imports

sun.security.krb5.Checksum, .KrbCryptoException, sun.security.krb5.internal.*, javax.crypto.spec.DESKeySpec, java.security.InvalidKeyException

Constructor Summary

Access	Constructor and Description
public	DesMacKCksumType()

Method Summary

Modifier and Type	Method and Description
public byte[]	Returns: keyed checksum. calculateChecksum(byte[] the data used to generate the checksum. data, int length of the data. size, byte[] the key used to encrypt the checksum. key, int usage) Implements abstract sun.security.krb5.internal.crypto.CksumType.calculateChecksum. Calculates keyed checksum.
public int	cksumSize() Implements abstract sun.security.krb5.internal.crypto.CksumType.cksumSize.
public int	cksumType() Implements abstract sun.security.krb5.internal.crypto.CksumType.cksumType.
public int	confounderSize() Implements abstract sun.security.krb5.internal.crypto.CksumType.confounderSize.
public boolean	isKeyed() Implements abstract sun.security.krb5.internal.crypto.CksumType.isKeyed.
public int	keySize() Implements abstract sun.security.krb5.internal.crypto.CksumType.keySize.
public int	keyType() Implements abstract sun.security.krb5.internal.crypto.CksumType.keyType.
public boolean	verifyChecksum(byte[] data, int size, byte[] key, byte[] checksum, int usage) Implements abstract sun.security.krb5.internal.crypto.CksumType.verifyChecksum.

Inherited from sun.security.krb5.internal.crypto.CksumType:: getInstance isChecksumEqual

Constructor Detail

DesMacKCksumType	back to summary
public DesMacKCksumType()

Method Detail

calculateChecksum

back to summary

public byte[] calculateChecksum(byte[] data, int size, byte[] key, int usage) throws KrbCryptoException

Implements abstract sun.security.krb5.internal.crypto.CksumType.calculateChecksum.

Calculates keyed checksum.

Parameters

data:byte[]: the data used to generate the checksum.
size:int: length of the data.
key:byte[]: the key used to encrypt the checksum.

Returns:byte[]

keyed checksum.

cksumSize	back to summary
public int cksumSize() Implements abstract sun.security.krb5.internal.crypto.CksumType.cksumSize.

cksumType	back to summary
public int cksumType() Implements abstract sun.security.krb5.internal.crypto.CksumType.cksumType.

confounderSize	back to summary
public int confounderSize() Implements abstract sun.security.krb5.internal.crypto.CksumType.confounderSize.

isKeyed	back to summary
public boolean isKeyed() Implements abstract sun.security.krb5.internal.crypto.CksumType.isKeyed.

keySize	back to summary
public int keySize() Implements abstract sun.security.krb5.internal.crypto.CksumType.keySize.

keyType	back to summary
public int keyType() Implements abstract sun.security.krb5.internal.crypto.CksumType.keyType.

verifyChecksum	back to summary
public boolean verifyChecksum(byte[] data, int size, byte[] key, byte[] checksum, int usage) throws KrbCryptoException Implements abstract sun.security.krb5.internal.crypto.CksumType.verifyChecksum.