Package com.trilead.ssh2.crypto.dh

Class DhExchange

  • public class DhExchange
extends java.lang.Object
    DhExchange.
    Version:
    $Id: DhExchange.java,v 1.2 2008/04/01 12:38:09 cplattne Exp $

    • Field Summary

      Fields 
      Modifier and Type Field Description
      (package private) java.math.BigInteger e  
      (package private) java.math.BigInteger f  
      (package private) static java.math.BigInteger g  
      (package private) java.math.BigInteger k  
      private static Logger log  
      (package private) java.math.BigInteger p  
      (package private) static java.math.BigInteger p1  
      (package private) static java.math.BigInteger p14  
      (package private) java.math.BigInteger x  

    • Constructor Summary

      Constructors 
      Constructor Description
      DhExchange()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      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

    • Field Detail

      • log

        private static final Logger log

      • p1

        static final java.math.BigInteger p1

      • p14

        static final java.math.BigInteger p14

      • g

        static final java.math.BigInteger g

      • p

        java.math.BigInteger p

      • e

        java.math.BigInteger e

      • x

        java.math.BigInteger x

      • f

        java.math.BigInteger f

      • k

        java.math.BigInteger k

    • 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