com.safenetinc.luna.provider.keygen

Class LunaKeyDerivationPRFKDF

java.lang.Object

javax.crypto.KeyAgreementSpi

com.safenetinc.luna.provider.keygen.LunaKeyDerivationPRFKDF

public class LunaKeyDerivationPRFKDF
extends javax.crypto.KeyAgreementSpi

sets the CKM_NIST_PRF_KDF mechanism

Field Summary

Fields

Modifier and Type	Field and Description
protected LunaKey	baseKey
protected byte[]	context
protected long	counter
protected long	encodingScheme
protected byte[]	label
protected java.security.AlgorithmParameters	mAlgParams
protected long	mechType
protected long	prfType
protected javax.crypto.SecretKeyFactory	skf

Constructor Summary

Constructors

Modifier	Constructor and Description
	LunaKeyDerivationPRFKDF()
protected	LunaKeyDerivationPRFKDF(long mechType, long prfType, long counter, long encodingScheme)

Method Summary

Modifier and Type	Method and Description
protected void	checkPublicKey(java.security.Key key, boolean lastPhase)
protected java.security.Key	engineDoPhase(java.security.Key key, boolean lastPhase)
protected byte[]	engineGenerateSecret()
protected int	engineGenerateSecret(byte[] sharedSecret, int offset)
protected javax.crypto.SecretKey	engineGenerateSecret(java.lang.String algorithm)
protected void	engineInit(java.security.Key key, java.security.spec.AlgorithmParameterSpec paramSpec, java.security.SecureRandom random)
protected void	engineInit(java.security.Key key, java.security.SecureRandom random)
protected int	getDerivedKeyLength(long algId)
protected int	getMaxSharedSecretLength()

Methods inherited from class java.lang.Object

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

Field Detail

mechType

protected long mechType

prfType

protected long prfType

counter

protected long counter

encodingScheme

protected long encodingScheme

label

protected byte[] label

context

protected byte[] context

mAlgParams

protected java.security.AlgorithmParameters mAlgParams

baseKey

protected LunaKey baseKey

skf

protected final javax.crypto.SecretKeyFactory skf

Constructor Detail

LunaKeyDerivationPRFKDF

public LunaKeyDerivationPRFKDF()

LunaKeyDerivationPRFKDF

protected LunaKeyDerivationPRFKDF(long mechType,
                                  long prfType,
                                  long counter,
                                  long encodingScheme)

Method Detail

engineInit

protected void engineInit(java.security.Key key,
                          java.security.SecureRandom random)
                   throws java.security.InvalidKeyException

Specified by:

engineInit in class javax.crypto.KeyAgreementSpi

Throws:

java.security.InvalidKeyException

engineInit

protected void engineInit(java.security.Key key,
                          java.security.spec.AlgorithmParameterSpec paramSpec,
                          java.security.SecureRandom random)
                   throws java.security.InvalidKeyException

Throws:

java.security.InvalidKeyException

engineGenerateSecret

protected javax.crypto.SecretKey engineGenerateSecret(java.lang.String algorithm)
                                               throws java.lang.IllegalStateException,
                                                      java.security.NoSuchAlgorithmException,
                                                      java.security.InvalidKeyException

Specified by:

engineGenerateSecret in class javax.crypto.KeyAgreementSpi

Throws:

java.lang.IllegalStateException

java.security.NoSuchAlgorithmException

java.security.InvalidKeyException

engineDoPhase

protected java.security.Key engineDoPhase(java.security.Key key,
                                          boolean lastPhase)
                                   throws java.security.InvalidKeyException,
                                          java.lang.IllegalStateException

Specified by:

engineDoPhase in class javax.crypto.KeyAgreementSpi

Throws:

java.security.InvalidKeyException

java.lang.IllegalStateException

getMaxSharedSecretLength

protected int getMaxSharedSecretLength()

checkPublicKey

protected void checkPublicKey(java.security.Key key,
                              boolean lastPhase)
                       throws java.security.InvalidKeyException,
                              java.lang.IllegalStateException

Throws:

java.security.InvalidKeyException

java.lang.IllegalStateException

engineGenerateSecret

protected byte[] engineGenerateSecret()
                               throws java.lang.IllegalStateException

Specified by:

engineGenerateSecret in class javax.crypto.KeyAgreementSpi

Throws:

java.lang.IllegalStateException

engineGenerateSecret

protected int engineGenerateSecret(byte[] sharedSecret,
                                   int offset)
                            throws java.lang.IllegalStateException,
                                   javax.crypto.ShortBufferException

Specified by:

engineGenerateSecret in class javax.crypto.KeyAgreementSpi

Throws:

java.lang.IllegalStateException

javax.crypto.ShortBufferException

getDerivedKeyLength

protected int getDerivedKeyLength(long algId)
                           throws java.security.NoSuchAlgorithmException

Throws:

java.security.NoSuchAlgorithmException