Package com.trilead.ssh2.crypto.dh

Class DhGroupExchange

java.lang.Object

com.trilead.ssh2.crypto.dh.DhGroupExchange

public class DhGroupExchange
extends Object

DhGroupExchange.

Version:

$Id: DhGroupExchange.java,v 1.1 2007/10/15 12:49:57 cplattne Exp $

Author:

Christian Plattner, plattner@trilead.com

Constructor Summary

Constructors

Constructor	Description
DhGroupExchange(String algorithm, BigInteger p, BigInteger g)
DhGroupExchange(BigInteger p, BigInteger g)	Deprecated.

Method Summary

Modifier and Type	Method	Description
byte[]	calculateH(byte[] clientversion, byte[] serverversion, byte[] clientKexPayload, byte[] serverKexPayload, byte[] hostKey, DHGexParameters para)
BigInteger	getE()
String	getHashAlgorithm()
BigInteger	getK()
void	init(SecureRandom rnd)
void	setF(BigInteger f)	Sets f and calculates the shared secret.

Methods inherited from class java.lang.Object

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

Constructor Detail

DhGroupExchange

@Deprecated
public DhGroupExchange(BigInteger p,
                       BigInteger g)

Deprecated.

DhGroupExchange

public DhGroupExchange(String algorithm,
                       BigInteger p,
                       BigInteger g)

Method Detail

init

public void init(SecureRandom rnd)

getE

public BigInteger getE()

Returns:

Returns the e.

getK

public BigInteger getK()

Returns:

Returns the shared secret k.

setF

public void setF(BigInteger f)

Sets f and calculates the shared secret.

Parameters:

f - f.

calculateH

public byte[] calculateH(byte[] clientversion,
                         byte[] serverversion,
                         byte[] clientKexPayload,
                         byte[] serverKexPayload,
                         byte[] hostKey,
                         DHGexParameters para)

getHashAlgorithm

public String getHashAlgorithm()