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 javax.crypto.CipherSpi

Nested Class Summary

protected static class

BaseCipherSpi.ErasableOutputStream

Field Summary

protected java.security.AlgorithmParameters	engineParams
protected Wrapper	wrapEngine

Constructor Summary

protected

BaseCipherSpi()

Method Summary

protected java.security.AlgorithmParameters	createParametersInstance(java.lang.String algorithm)
protected int	engineGetBlockSize()
protected byte[]	engineGetIV()
protected int	engineGetKeySize(java.security.Key key)
protected int	engineGetOutputSize(int inputLen)
protected java.security.AlgorithmParameters	engineGetParameters()
protected void	engineSetMode(java.lang.String mode)
protected void	engineSetPadding(java.lang.String padding)
protected java.security.Key	engineUnwrap(byte[] wrappedKey, java.lang.String wrappedKeyAlgorithm, int wrappedKeyType)
protected byte[]	engineWrap(java.security.Key key)

Methods inherited from class javax.crypto.CipherSpi

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

Methods inherited from class java.lang.Object

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

Field Detail

engineParams

protected java.security.AlgorithmParameters engineParams

wrapEngine

protected Wrapper wrapEngine

Constructor Detail

BaseCipherSpi

protected BaseCipherSpi()

Method Detail

engineGetBlockSize

protected int engineGetBlockSize()

engineGetIV

protected byte[] engineGetIV()

engineGetKeySize

protected int engineGetKeySize(java.security.Key key)

engineGetOutputSize

protected int engineGetOutputSize(int inputLen)

engineGetParameters

protected java.security.AlgorithmParameters engineGetParameters()

createParametersInstance

protected final java.security.AlgorithmParameters createParametersInstance(java.lang.String algorithm)
                                                                    throws java.security.NoSuchAlgorithmException,
                                                                           java.security.NoSuchProviderException

Throws:

java.security.NoSuchAlgorithmException

java.security.NoSuchProviderException

engineSetMode

protected void engineSetMode(java.lang.String mode)
                      throws java.security.NoSuchAlgorithmException

Throws:

java.security.NoSuchAlgorithmException

engineSetPadding

protected void engineSetPadding(java.lang.String padding)
                         throws javax.crypto.NoSuchPaddingException

Throws:

javax.crypto.NoSuchPaddingException

engineWrap

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

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

Throws:

java.security.InvalidKeyException