Class SM2KeyExchange

Namespace

Org.BouncyCastle.Crypto.Agreement

Assembly

BouncyCastle.Cryptography.dll

SM2 Key Exchange protocol - based on https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02

public class SM2KeyExchange

Inheritance

object

SM2KeyExchange

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Constructors

SM2KeyExchange()

public SM2KeyExchange()

SM2KeyExchange(IDigest)

public SM2KeyExchange(IDigest digest)

Parameters

digest IDigest

Methods

CalculateKey(int, ICipherParameters)

public virtual byte[] CalculateKey(int kLen, ICipherParameters pubParam)

Parameters

kLen int

pubParam ICipherParameters

Returns

byte[]

CalculateKeyWithConfirmation(int, byte[], ICipherParameters)

public virtual byte[][] CalculateKeyWithConfirmation(int kLen, byte[] confirmationTag, ICipherParameters pubParam)

Parameters

kLen int

confirmationTag byte[]

pubParam ICipherParameters

Returns

byte[][]

CalculateU(SM2KeyExchangePublicParameters)

protected virtual ECPoint CalculateU(SM2KeyExchangePublicParameters otherPub)

Parameters

otherPub SM2KeyExchangePublicParameters

Returns

ECPoint

Init(ICipherParameters)

public virtual void Init(ICipherParameters privParam)

Parameters

privParam ICipherParameters

Kdf(ECPoint, byte[], byte[], int)

protected virtual byte[] Kdf(ECPoint u, byte[] za, byte[] zb, int klen)

Parameters

u ECPoint

za byte[]

zb byte[]

klen int

Returns

byte[]