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

Nested Classes
Modifier and Type Class Description

static class CipherSpi.NoPadding
classes that inherit from us.

static class CipherSpi.PKCS1v1_5Padding
- Nested classes/interfaces 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

Constructors
Constructor Description

CipherSpi(AsymmetricBlockCipher engine)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`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.AlgorithmParameters params, java.security.SecureRandom random)`
`protected void`	`engineInit(int opmode, java.security.Key key, java.security.SecureRandom random)`
`protected void`	`engineInit(int opmode, java.security.Key key, java.security.spec.AlgorithmParameterSpec params, 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 javax.crypto.CipherSpi
engineDoFinal, engineUpdate, engineUpdateAAD, engineUpdateAAD

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,
                          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

Specified by:: engineInit in class javax.crypto.CipherSpi
Throws:: java.security.InvalidKeyException

engineUpdate

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

Specified by:: engineUpdate in class javax.crypto.CipherSpi

engineUpdate

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

Specified by:: engineUpdate in class javax.crypto.CipherSpi

engineDoFinal

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

Specified by:: engineDoFinal in class javax.crypto.CipherSpi
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,
                            javax.crypto.ShortBufferException

Specified by:: engineDoFinal in class javax.crypto.CipherSpi
Throws:: javax.crypto.IllegalBlockSizeException; javax.crypto.BadPaddingException; javax.crypto.ShortBufferException

Modifier and Type	Class	Description
`static class`	`CipherSpi.NoPadding`	classes that inherit from us.
`static class`	`CipherSpi.PKCS1v1_5Padding`

Class CipherSpi

Nested Class Summary

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

Field Summary

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

Constructor Summary

Method Summary

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

Methods inherited from class javax.crypto.CipherSpi

Methods inherited from class java.lang.Object

Constructor Detail

CipherSpi

Method Detail

engineGetBlockSize

engineGetKeySize

engineGetOutputSize

engineGetParameters

engineSetMode

engineSetPadding

engineInit

engineInit

engineInit

engineUpdate

engineUpdate

engineDoFinal

engineDoFinal