Package org.bouncycastle.jcajce.provider.asymmetric.ec

Class IESKEMCipher

java.lang.Object

javax.crypto.CipherSpi

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

org.bouncycastle.jcajce.provider.asymmetric.ec.IESKEMCipher

Direct Known Subclasses:

IESKEMCipher.KEM

public class IESKEMCipher
extends BaseCipherSpi

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	IESKEMCipher.KEM	Classes that inherit from us
static class	IESKEMCipher.KEMwithSHA256

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

engineParams, wrapEngine

Constructor Summary

Constructors

Constructor	Description
IESKEMCipher(ECDHCBasicAgreement agreement, KDF2BytesGenerator kdf, Mac hMac, int macKeyLength, int macLength)

Method Summary

Modifier and Type	Method	Description
byte[]	engineDoFinal(byte[] input, int inputOffset, int inputLen)
int	engineDoFinal(byte[] input, int inputOffset, int inputLength, byte[] output, int outputOffset)
int	engineGetBlockSize()
byte[]	engineGetIV()
int	engineGetKeySize(Key key)
int	engineGetOutputSize(int inputLen)
AlgorithmParameters	engineGetParameters()
void	engineInit(int opmode, Key key, AlgorithmParameters params, SecureRandom random)
void	engineInit(int opmode, Key key, SecureRandom random)
void	engineInit(int opmode, Key key, AlgorithmParameterSpec engineSpec, SecureRandom random)
void	engineSetMode(String mode)
void	engineSetPadding(String padding)
byte[]	engineUpdate(byte[] input, int inputOffset, int inputLen)
int	engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)

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

createParametersInstance, 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 Details

IESKEMCipher

public IESKEMCipher(ECDHCBasicAgreement agreement,
 KDF2BytesGenerator kdf,
 Mac hMac,
 int macKeyLength,
 int macLength)

Method Details

engineGetBlockSize

public int engineGetBlockSize()

Overrides:

engineGetBlockSize in class BaseCipherSpi

engineGetKeySize

public int engineGetKeySize(Key key)

Overrides:

engineGetKeySize in class BaseCipherSpi

engineGetIV

public byte[] engineGetIV()

Overrides:

engineGetIV in class BaseCipherSpi

engineGetParameters

public AlgorithmParameters engineGetParameters()

Overrides:

engineGetParameters in class BaseCipherSpi

engineSetMode

public void engineSetMode(String mode)
                   throws NoSuchAlgorithmException

Overrides:

engineSetMode in class BaseCipherSpi

Throws:

NoSuchAlgorithmException

engineGetOutputSize

public int engineGetOutputSize(int inputLen)

Overrides:

engineGetOutputSize in class BaseCipherSpi

engineSetPadding

public void engineSetPadding(String padding)
                      throws NoSuchPaddingException

Overrides:

engineSetPadding in class BaseCipherSpi

Throws:

NoSuchPaddingException

engineInit

public void engineInit(int opmode,
 Key key,
 AlgorithmParameters params,
 SecureRandom random)
                throws InvalidKeyException,
InvalidAlgorithmParameterException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

public void engineInit(int opmode,
 Key key,
 AlgorithmParameterSpec engineSpec,
 SecureRandom random)
                throws InvalidAlgorithmParameterException,
InvalidKeyException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidAlgorithmParameterException

InvalidKeyException

engineInit

public void engineInit(int opmode,
 Key key,
 SecureRandom random)
                throws InvalidKeyException

Specified by:

engineInit in class CipherSpi

Throws:

InvalidKeyException

engineUpdate

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

Specified by:

engineUpdate in class CipherSpi

engineUpdate

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

Specified by:

engineUpdate in class CipherSpi

engineDoFinal

public byte[] engineDoFinal(byte[] input,
 int inputOffset,
 int inputLen)
                     throws IllegalBlockSizeException,
BadPaddingException

Specified by:

engineDoFinal in class CipherSpi

Throws:

IllegalBlockSizeException

BadPaddingException

engineDoFinal

public int engineDoFinal(byte[] input,
 int inputOffset,
 int inputLength,
 byte[] output,
 int outputOffset)
                  throws ShortBufferException,
IllegalBlockSizeException,
BadPaddingException

Specified by:

engineDoFinal in class CipherSpi

Throws:

ShortBufferException

IllegalBlockSizeException

BadPaddingException