org.openeuler.sm4

类 StreamModeBaseCipher

java.lang.Object

javax.crypto.CipherSpi

org.openeuler.sm4.SM4BaseCipher

org.openeuler.sm4.StreamModeBaseCipher

直接已知子类:

CBC, CCM, CFB, CTR, CTS, GCM, OCB, OFB

public class StreamModeBaseCipher
extends SM4BaseCipher

baseCipher of CBC CFB OFB CTR CTS GCM CCM OCB

字段概要

字段

限定符和类型	字段和说明
protected byte[]	counter
protected byte[]	iv

从类继承的字段 org.openeuler.sm4.SM4BaseCipher

BLOCKSIZE, inputLenUpdate, inputOffsetUpdate, inputUpdate, isInitialized, len, opmode, padding, rk, sm4

构造器概要

构造器

构造器和说明
StreamModeBaseCipher()

方法概要

限定符和类型	方法和说明
byte[]	engineDoFinal(byte[] input, int inputOffset, int inputLen)
int	engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
byte[]	engineGetIV()
AlgorithmParameters	engineGetParameters()
void	engineInit(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random)
void	engineInit(int opmode, Key key, AlgorithmParameters params, SecureRandom random)
void	engineInit(int opmode, Key key, SecureRandom random)
void	reset() reset some parameters after encryption

从类继承的方法 org.openeuler.sm4.SM4BaseCipher

engineGetBlockSize, engineGetOutputSize, engineSetMode, engineSetPadding, engineUpdate, engineUpdate, engineUpdateAAD, init

从类继承的方法 javax.crypto.CipherSpi

engineDoFinal, engineGetKeySize, engineUnwrap, engineUpdate, engineUpdateAAD, engineWrap

从类继承的方法 java.lang.Object

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

字段详细资料

iv

protected byte[] iv

counter

protected byte[] counter

构造器详细资料

StreamModeBaseCipher

public StreamModeBaseCipher()

方法详细资料

engineInit

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

覆盖:

engineInit 在类中 SM4BaseCipher

抛出:

InvalidKeyException

engineInit

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

覆盖:

engineInit 在类中 SM4BaseCipher

抛出:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

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

覆盖:

engineInit 在类中 SM4BaseCipher

抛出:

InvalidKeyException

InvalidAlgorithmParameterException

engineDoFinal

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

覆盖:

engineDoFinal 在类中 SM4BaseCipher

抛出:

IllegalBlockSizeException

BadPaddingException

engineDoFinal

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

覆盖:

engineDoFinal 在类中 SM4BaseCipher

抛出:

ShortBufferException

IllegalBlockSizeException

BadPaddingException

engineGetIV

public byte[] engineGetIV()

覆盖:

engineGetIV 在类中 SM4BaseCipher

engineGetParameters

public AlgorithmParameters engineGetParameters()

覆盖:

engineGetParameters 在类中 SM4BaseCipher

reset

public void reset()

从类复制的说明: SM4BaseCipher

reset some parameters after encryption

覆盖:

reset 在类中 SM4BaseCipher