com.safenetinc.luna.provider.cipher

Class LunaCipherAESGcm

java.lang.Object

javax.crypto.CipherSpi

com.safenetinc.luna.provider.cipher.LunaCipher

com.safenetinc.luna.provider.cipher.LunaCipherAESGcm

public class LunaCipherAESGcm
extends LunaCipher

Cipher subclass for GCM-mode AES.

Nested Class Summary

Nested classes/interfaces inherited from class com.safenetinc.luna.provider.cipher.LunaCipher

LunaCipher.Padding

Field Summary

Fields inherited from class com.safenetinc.luna.provider.cipher.LunaCipher

AES_GCM_GENERATED_IV_LENGTH, bytesCached, keySizeBytes, LOGGER, mAccumulator, mAlgParams, mBlockSize, mHsmOperationActive, mKey, mMechType, mOpMode, mPadding, mStandardSpec, rand

Constructor Summary

Constructors

Constructor and Description
LunaCipherAESGcm()

Method Summary

Methods

Modifier and Type	Method and Description
protected byte[]	engineGetIV() Returns the initialization vector (IV).
protected int	engineGetOutputSize(int inputLen)
protected void	engineInit(int opmode, java.security.Key key, java.security.spec.AlgorithmParameterSpec spec, java.security.SecureRandom random)
protected void	engineInit(int opmode, java.security.Key key, java.security.AlgorithmParameters params, java.security.SecureRandom random)
protected void	engineInit(int opmode, java.security.Key key, java.security.SecureRandom random)
protected java.security.Key	engineUnwrap(byte[] wrappedKey, java.lang.String wrappedKeyAlgorithm, int wrappedKeyType) Unwrap a previously wrapped key.
protected byte[]	engineWrap(java.security.Key key)

Methods inherited from class com.safenetinc.luna.provider.cipher.LunaCipher

engineDoFinal, engineDoFinal, engineGetBlockSize, engineGetFinalOutputSize, engineGetKeySize, engineGetParameters, engineGetUpdateOutputSize, engineSetMode, engineSetPadding, engineUpdate, engineUpdate, engineUpdateAAD, finalize

Methods inherited from class javax.crypto.CipherSpi

engineDoFinal, engineUpdate, engineUpdateAAD

Methods inherited from class java.lang.Object

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

Constructor Detail

LunaCipherAESGcm

public LunaCipherAESGcm()

Method Detail

engineGetOutputSize

protected int engineGetOutputSize(int inputLen)

Overrides:

engineGetOutputSize in class LunaCipher

engineInit

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

Specified by:

engineInit in class javax.crypto.CipherSpi

Throws:

java.security.InvalidKeyException

java.security.InvalidAlgorithmParameterException

engineInit

protected void engineInit(int opmode,
              java.security.Key key,
              java.security.AlgorithmParameters params,
              java.security.SecureRandom random)
                   throws java.security.InvalidKeyException,
                          java.security.InvalidAlgorithmParameterException

Specified by:

engineInit in class javax.crypto.CipherSpi

Throws:

java.security.InvalidKeyException

java.security.InvalidAlgorithmParameterException

engineInit

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

Overrides:

engineInit in class LunaCipher

Throws:

java.security.InvalidKeyException

engineWrap

protected byte[] engineWrap(java.security.Key key)
                     throws javax.crypto.IllegalBlockSizeException,
                            java.security.InvalidKeyException

Overrides:

engineWrap in class LunaCipher

Throws:

javax.crypto.IllegalBlockSizeException

java.security.InvalidKeyException

engineUnwrap

protected java.security.Key engineUnwrap(byte[] wrappedKey,
                             java.lang.String wrappedKeyAlgorithm,
                             int wrappedKeyType)
                                  throws java.security.InvalidKeyException

Description copied from class: LunaCipher

Unwrap a previously wrapped key.

Overrides:

engineUnwrap in class LunaCipher

Throws:

java.security.InvalidKeyException - if wrappedKey cannot be unwrapped properly

engineGetIV

protected byte[] engineGetIV()

Returns the initialization vector (IV).

Overrides:

engineGetIV in class LunaCipher