com.trilead.ssh2.crypto.dh
Class DhExchange

java.lang.Object
  com.trilead.ssh2.crypto.dh.DhExchange

public class DhExchange
extends java.lang.Object

DhExchange.

Version:

$Id: DhExchange.java,v 1.2 2008/04/01 12:38:09 cplattne Exp $

Author:

Christian Plattner, plattner@trilead.com

Constructor Summary

DhExchange()

Method Summary

byte[]	calculateH(byte[] clientversion, byte[] serverversion, byte[] clientKexPayload, byte[] serverKexPayload, byte[] hostKey)
java.math.BigInteger	getE()
java.math.BigInteger	getK()
void	init(int group, java.security.SecureRandom rnd)
void	setF(java.math.BigInteger f)

Methods inherited from class java.lang.Object

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

Constructor Detail

DhExchange

public DhExchange()

Method Detail

init

public void init(int group,
                 java.security.SecureRandom rnd)

getE

public java.math.BigInteger getE()

Returns:

Returns the e.

Throws:

java.lang.IllegalStateException

getK

public java.math.BigInteger getK()

Returns:

Returns the shared secret k.

Throws:

java.lang.IllegalStateException

setF

public void setF(java.math.BigInteger f)

Parameters:

f -

calculateH

public byte[] calculateH(byte[] clientversion,
                         byte[] serverversion,
                         byte[] clientKexPayload,
                         byte[] serverKexPayload,
                         byte[] hostKey)
                  throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException