org.bouncycastle.crypto.engines
Class SM2Engine

java.lang.Object
  org.bouncycastle.crypto.engines.SM2Engine

public class SM2Engine

extends java.lang.Object

SM2 public key encryption engine - based on https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02.

Field Summary

static int	C1C2C3
static int	C1C3C2

Constructor Summary

SM2Engine()

SM2Engine(Digest digest)

SM2Engine(Digest digest, int mode)

SM2Engine(int mode)

Method Summary

protected ECMultiplier	createBasePointMultiplier()
int	getOutputSize(int inputLen)
void	init(boolean forEncryption, CipherParameters param)
byte[]	processBlock(byte[] in, int inOff, int inLen)

Methods inherited from class java.lang.Object

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

Field Detail

C1C2C3

public static final int C1C2C3

See Also:

Constant Field Values

C1C3C2

public static final int C1C3C2

See Also:

Constant Field Values

Constructor Detail

SM2Engine

public SM2Engine()

SM2Engine

public SM2Engine(int mode)

SM2Engine

public SM2Engine(Digest digest)

SM2Engine

public SM2Engine(Digest digest,
                 int mode)

Method Detail

init

public void init(boolean forEncryption,
                 CipherParameters param)

processBlock

public byte[] processBlock(byte[] in,
                           int inOff,
                           int inLen)
                    throws InvalidCipherTextException

Throws:

InvalidCipherTextException

getOutputSize

public int getOutputSize(int inputLen)

createBasePointMultiplier

protected ECMultiplier createBasePointMultiplier()