Package org.bouncycastle.jcajce.provider.asymmetric.util

Class BaseCipherSpi

java.lang.Object

javax.crypto.CipherSpi

org.bouncycastle.jcajce.provider.asymmetric.util.BaseCipherSpi

Direct Known Subclasses:

CipherSpi, CipherSpi, IESCipher, IESCipher, IESCipher, IESKEMCipher

public abstract class BaseCipherSpi
extends CipherSpi

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static final class	BaseCipherSpi.ErasableOutputStream

Field Summary

Fields

Modifier and Type	Field	Description
protected AlgorithmParameters	engineParams
protected Wrapper	wrapEngine

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BaseCipherSpi()

Method Summary

Modifier and Type	Method	Description
protected final AlgorithmParameters	createParametersInstance(String algorithm)
protected int	engineGetBlockSize()
protected byte[]	engineGetIV()
protected int	engineGetKeySize(Key key)
protected int	engineGetOutputSize(int inputLen)
protected AlgorithmParameters	engineGetParameters()
protected void	engineSetMode(String mode)
protected void	engineSetPadding(String padding)
protected Key	engineUnwrap(byte[] wrappedKey, String wrappedKeyAlgorithm, int wrappedKeyType)
protected byte[]	engineWrap(Key key)

Methods inherited from class javax.crypto.CipherSpi

engineDoFinal, engineDoFinal, engineDoFinal, engineInit, engineInit, engineInit, engineUpdate, engineUpdate, engineUpdate, engineUpdateAAD, engineUpdateAAD

Methods inherited from class java.lang.Object

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

Field Details

engineParams

protected AlgorithmParameters engineParams

wrapEngine

protected Wrapper wrapEngine

Constructor Details

BaseCipherSpi

protected BaseCipherSpi()

Method Details

engineGetBlockSize

protected int engineGetBlockSize()

Specified by:

engineGetBlockSize in class CipherSpi

engineGetIV

protected byte[] engineGetIV()

Specified by:

engineGetIV in class CipherSpi

engineGetKeySize

protected int engineGetKeySize(Key key)

Overrides:

engineGetKeySize in class CipherSpi

engineGetOutputSize

protected int engineGetOutputSize(int inputLen)

Specified by:

engineGetOutputSize in class CipherSpi

engineGetParameters

protected AlgorithmParameters engineGetParameters()

Specified by:

engineGetParameters in class CipherSpi

createParametersInstance

protected final AlgorithmParameters createParametersInstance(String algorithm)
                                                      throws NoSuchAlgorithmException,
NoSuchProviderException

Throws:

NoSuchAlgorithmException

NoSuchProviderException

engineSetMode

protected void engineSetMode(String mode)
                      throws NoSuchAlgorithmException

Specified by:

engineSetMode in class CipherSpi

Throws:

NoSuchAlgorithmException

engineSetPadding

protected void engineSetPadding(String padding)
                         throws NoSuchPaddingException

Specified by:

engineSetPadding in class CipherSpi

Throws:

NoSuchPaddingException

engineWrap

protected byte[] engineWrap(Key key)
                     throws IllegalBlockSizeException,
InvalidKeyException

Overrides:

engineWrap in class CipherSpi

Throws:

IllegalBlockSizeException

InvalidKeyException

engineUnwrap

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

Overrides:

engineUnwrap in class CipherSpi

Throws:

InvalidKeyException