com.peersafe.base.crypto.sm

类 SM2PeersafeSigner

java.lang.Object

com.peersafe.base.crypto.sm.SM2PeersafeSigner

所有已实现的接口:

org.bouncycastle.crypto.Signer, org.bouncycastle.math.ec.ECConstants

public class SM2PeersafeSigner
extends Object
implements org.bouncycastle.crypto.Signer, org.bouncycastle.math.ec.ECConstants

The SM2PeersafeSigner Digital Signature algorithm. 1 with no userID 2 do not compute sm3

字段概要

从接口继承的字段 org.bouncycastle.math.ec.ECConstants

EIGHT, FOUR, ONE, THREE, TWO, ZERO

构造器概要

构造器

构造器和说明
SM2PeersafeSigner()
SM2PeersafeSigner(org.bouncycastle.crypto.Digest digest)
SM2PeersafeSigner(org.bouncycastle.crypto.signers.DSAEncoding encoding)
SM2PeersafeSigner(org.bouncycastle.crypto.signers.DSAEncoding encoding, org.bouncycastle.crypto.Digest digest)

方法概要

限定符和类型	方法和说明
protected BigInteger	calculateE(BigInteger n, byte[] message)
protected org.bouncycastle.math.ec.ECMultiplier	createBasePointMultiplier()
byte[]	generateSignature()
void	init(boolean forSigning, org.bouncycastle.crypto.CipherParameters param)
void	reset()
void	update(byte b)
void	update(byte[] in, int off, int len)
boolean	verifySignature(byte[] signature)

从类继承的方法 java.lang.Object

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

构造器详细资料

SM2PeersafeSigner

public SM2PeersafeSigner()

SM2PeersafeSigner

public SM2PeersafeSigner(org.bouncycastle.crypto.Digest digest)

SM2PeersafeSigner

public SM2PeersafeSigner(org.bouncycastle.crypto.signers.DSAEncoding encoding)

SM2PeersafeSigner

public SM2PeersafeSigner(org.bouncycastle.crypto.signers.DSAEncoding encoding,
                         org.bouncycastle.crypto.Digest digest)

方法详细资料

init

public void init(boolean forSigning,
                 org.bouncycastle.crypto.CipherParameters param)

指定者:

init 在接口中 org.bouncycastle.crypto.Signer

update

public void update(byte b)

指定者:

update 在接口中 org.bouncycastle.crypto.Signer

update

public void update(byte[] in,
                   int off,
                   int len)

指定者:

update 在接口中 org.bouncycastle.crypto.Signer

verifySignature

public boolean verifySignature(byte[] signature)

指定者:

verifySignature 在接口中 org.bouncycastle.crypto.Signer

reset

public void reset()

指定者:

reset 在接口中 org.bouncycastle.crypto.Signer

generateSignature

public byte[] generateSignature()
                         throws org.bouncycastle.crypto.CryptoException

指定者:

generateSignature 在接口中 org.bouncycastle.crypto.Signer

抛出:

org.bouncycastle.crypto.CryptoException

createBasePointMultiplier

protected org.bouncycastle.math.ec.ECMultiplier createBasePointMultiplier()

calculateE

protected BigInteger calculateE(BigInteger n,
                                byte[] message)