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

Class GMCipherSpi

java.lang.Object

javax.crypto.CipherSpi

org.bouncycastle.jcajce.provider.asymmetric.ec.GMCipherSpi

Direct Known Subclasses:

GMCipherSpi.SM2, GMCipherSpi.SM2withBlake2b, GMCipherSpi.SM2withBlake2s, GMCipherSpi.SM2withMD5, GMCipherSpi.SM2withRMD, GMCipherSpi.SM2withSha1, GMCipherSpi.SM2withSha224, GMCipherSpi.SM2withSha256, GMCipherSpi.SM2withSha384, GMCipherSpi.SM2withSha512, GMCipherSpi.SM2withWhirlpool

public class GMCipherSpi
extends CipherSpi

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static final class	GMCipherSpi.ErasableOutputStream
static class	GMCipherSpi.SM2	Classes that inherit from us
static class	GMCipherSpi.SM2withBlake2b
static class	GMCipherSpi.SM2withBlake2s
static class	GMCipherSpi.SM2withMD5
static class	GMCipherSpi.SM2withRMD
static class	GMCipherSpi.SM2withSha1
static class	GMCipherSpi.SM2withSha224
static class	GMCipherSpi.SM2withSha256
static class	GMCipherSpi.SM2withSha384
static class	GMCipherSpi.SM2withSha512
static class	GMCipherSpi.SM2withWhirlpool

Constructor Summary

Constructors

Constructor	Description
GMCipherSpi(SM2Engine engine)

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 javax.crypto.CipherSpi

engineDoFinal, engineUnwrap, engineUpdate, engineUpdateAAD, engineUpdateAAD, engineWrap

Methods inherited from class java.lang.Object

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

Constructor Details

GMCipherSpi

public GMCipherSpi(SM2Engine engine)

Method Details

engineGetBlockSize

public int engineGetBlockSize()

Specified by:

engineGetBlockSize in class CipherSpi

engineGetKeySize

public int engineGetKeySize(Key key)

Overrides:

engineGetKeySize in class CipherSpi

engineGetIV

public byte[] engineGetIV()

Specified by:

engineGetIV in class CipherSpi

engineGetParameters

public AlgorithmParameters engineGetParameters()

Specified by:

engineGetParameters in class CipherSpi

engineSetMode

public void engineSetMode(String mode)
                   throws NoSuchAlgorithmException

Specified by:

engineSetMode in class CipherSpi

Throws:

NoSuchAlgorithmException

engineGetOutputSize

public int engineGetOutputSize(int inputLen)

Specified by:

engineGetOutputSize in class CipherSpi

engineSetPadding

public void engineSetPadding(String padding)
                      throws NoSuchPaddingException

Specified by:

engineSetPadding in class CipherSpi

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