org.bouncycastle.jcajce.provider.asymmetric.elgamal
Class CipherSpi

java.lang.Object
  javax.crypto.CipherSpi
      org.bouncycastle.jcajce.provider.asymmetric.util.BaseCipherSpi
          org.bouncycastle.jcajce.provider.asymmetric.elgamal.CipherSpi

Direct Known Subclasses:

CipherSpi.NoPadding, CipherSpi.PKCS1v1_5Padding

public class CipherSpi

extends BaseCipherSpi

Nested Class Summary

static class	CipherSpi.NoPadding classes that inherit from us.
static class	CipherSpi.PKCS1v1_5Padding

Nested classes inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseCipherSpi

BaseCipherSpi.ErasableOutputStream

Field Summary

Fields inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseCipherSpi

wrapEngine

Constructor Summary

CipherSpi(AsymmetricBlockCipher engine)

Method Summary

protected byte[]	engineDoFinal(byte[] input, int inputOffset, int inputLen)
protected int	engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
protected int	engineGetBlockSize()
protected int	engineGetKeySize(java.security.Key key)
protected int	engineGetOutputSize(int inputLen)
protected java.security.AlgorithmParameters	engineGetParameters()
protected void	engineInit(int opmode, java.security.Key key, java.security.spec.AlgorithmParameterSpec params, 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 void	engineSetMode(java.lang.String mode)
protected void	engineSetPadding(java.lang.String padding)
protected byte[]	engineUpdate(byte[] input, int inputOffset, int inputLen)
protected int	engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)

Methods inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseCipherSpi

createParametersInstance, engineGetIV, engineUnwrap, engineWrap

Methods inherited from class java.lang.Object

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

Constructor Detail

CipherSpi

public CipherSpi(AsymmetricBlockCipher engine)

Method Detail

engineGetBlockSize

protected int engineGetBlockSize()

Overrides:

engineGetBlockSize in class BaseCipherSpi

engineGetKeySize

protected int engineGetKeySize(java.security.Key key)

Overrides:

engineGetKeySize in class BaseCipherSpi

engineGetOutputSize

protected int engineGetOutputSize(int inputLen)

Overrides:

engineGetOutputSize in class BaseCipherSpi

engineGetParameters

protected java.security.AlgorithmParameters engineGetParameters()

Overrides:

engineGetParameters in class BaseCipherSpi

engineSetMode

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

Overrides:

engineSetMode in class BaseCipherSpi

Throws:

java.security.NoSuchAlgorithmException

engineSetPadding

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

Overrides:

engineSetPadding in class BaseCipherSpi

Throws:

javax.crypto.NoSuchPaddingException

engineInit

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

Throws:

java.security.InvalidKeyException

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

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

Throws:

java.security.InvalidKeyException

engineUpdate

protected byte[] engineUpdate(byte[] input,
                              int inputOffset,
                              int inputLen)

engineUpdate

protected int engineUpdate(byte[] input,
                           int inputOffset,
                           int inputLen,
                           byte[] output,
                           int outputOffset)

engineDoFinal

protected byte[] engineDoFinal(byte[] input,
                               int inputOffset,
                               int inputLen)
                        throws javax.crypto.IllegalBlockSizeException,
                               javax.crypto.BadPaddingException

Throws:

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException

engineDoFinal

protected int engineDoFinal(byte[] input,
                            int inputOffset,
                            int inputLen,
                            byte[] output,
                            int outputOffset)
                     throws javax.crypto.IllegalBlockSizeException,
                            javax.crypto.BadPaddingException

Throws:

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException