org.openeuler.sm4

类 SM4Cipher

java.lang.Object

javax.crypto.CipherSpi

org.openeuler.sm4.SM4Cipher

public class SM4Cipher
extends CipherSpi

distribution of mode

字段概要

字段

限定符和类型	字段和说明
private int	BLOCK_SIZE
private SM4BaseCipher	cipher

构造器概要

构造器

构造器和说明
SM4Cipher()

方法概要

限定符和类型	方法和说明
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 byte[]	engineGetIV()
protected int	engineGetOutputSize(int inputLen)
protected AlgorithmParameters	engineGetParameters()
protected void	engineInit(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random)
protected void	engineInit(int opmode, Key key, AlgorithmParameters params, SecureRandom random)
protected void	engineInit(int opmode, Key key, SecureRandom random)
protected void	engineSetMode(String mode)
protected void	engineSetPadding(String padding)
protected byte[]	engineUpdate(byte[] input, int inputOffset, int inputLen)
protected int	engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset)
protected void	engineUpdateAAD(byte[] src, int offset, int len)

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

cipher

private SM4BaseCipher cipher

BLOCK_SIZE

private final int BLOCK_SIZE

另请参阅:

常量字段值

构造器详细资料

SM4Cipher

public SM4Cipher()

方法详细资料

engineSetMode

protected void engineSetMode(String mode)
                      throws NoSuchAlgorithmException

指定者:

engineSetMode 在类中 CipherSpi

抛出:

NoSuchAlgorithmException

engineSetPadding

protected void engineSetPadding(String padding)
                         throws NoSuchPaddingException

指定者:

engineSetPadding 在类中 CipherSpi

抛出:

NoSuchPaddingException

engineGetBlockSize

protected int engineGetBlockSize()

指定者:

engineGetBlockSize 在类中 CipherSpi

engineGetOutputSize

protected int engineGetOutputSize(int inputLen)

指定者:

engineGetOutputSize 在类中 CipherSpi

engineGetIV

protected byte[] engineGetIV()

指定者:

engineGetIV 在类中 CipherSpi

engineGetParameters

protected AlgorithmParameters engineGetParameters()

指定者:

engineGetParameters 在类中 CipherSpi

engineInit

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

指定者:

engineInit 在类中 CipherSpi

抛出:

InvalidKeyException

engineInit

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

指定者:

engineInit 在类中 CipherSpi

抛出:

InvalidKeyException

InvalidAlgorithmParameterException

engineInit

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

指定者:

engineInit 在类中 CipherSpi

抛出:

InvalidKeyException

InvalidAlgorithmParameterException

engineUpdate

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

指定者:

engineUpdate 在类中 CipherSpi

engineUpdate

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

指定者:

engineUpdate 在类中 CipherSpi

抛出:

ShortBufferException

engineDoFinal

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

指定者:

engineDoFinal 在类中 CipherSpi

抛出:

IllegalBlockSizeException

BadPaddingException

engineDoFinal

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

指定者:

engineDoFinal 在类中 CipherSpi

抛出:

ShortBufferException

IllegalBlockSizeException

BadPaddingException

engineUpdateAAD

protected void engineUpdateAAD(byte[] src,
                               int offset,
                               int len)

覆盖:

engineUpdateAAD 在类中 CipherSpi