Package net.schmizz.sshj.transport.kex

Class KeyExchangeBase

  • All Implemented Interfaces:
    KeyExchange
    Direct Known Subclasses:
    AbstractDH
    public abstract class KeyExchangeBase
extends java.lang.Object
implements KeyExchange

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected Digest digest  
      protected byte[] H  
      protected java.security.PublicKey hostKey  
      protected Transport trans  

    • Method Summary

      Modifier and Type Method Description
      byte[] getH()  
      Digest getHash()
      The message digest used by this key exchange algorithm.
      java.security.PublicKey getHostKey()  
      void init​(Transport trans, java.lang.String V_S, java.lang.String V_C, byte[] I_S, byte[] I_C)
      Initialize the key exchange algorithm.
      protected Buffer.PlainBuffer initializedBuffer()  

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • digest

        protected final Digest digest

      • H

        protected byte[] H

      • hostKey

        protected java.security.PublicKey hostKey

    • Constructor Detail

      • KeyExchangeBase

        public KeyExchangeBase​(Digest digest)

    • Method Detail

      • init

        public void init​(Transport trans,
                 java.lang.String V_S,
                 java.lang.String V_C,
                 byte[] I_S,
                 byte[] I_C)
          throws java.security.GeneralSecurityException,
                 TransportException
        Description copied from interface: KeyExchange
        Initialize the key exchange algorithm.
        Specified by:
        init in interface KeyExchange
        Parameters:
        trans - the transport
        V_S - the server identification string
        V_C - the client identification string
        I_S - the server key init packet
        I_C - the client key init packet
        Throws:
        java.security.GeneralSecurityException
        TransportException - if there is an error sending a packet

      • getH

        public byte[] getH()
        Specified by:
        getH in interface KeyExchange
        Returns:
        the computed H parameter

      • getHash

        public Digest getHash()
        Description copied from interface: KeyExchange
        The message digest used by this key exchange algorithm.
        Specified by:
        getHash in interface KeyExchange
        Returns:
        the message digest

      • getHostKey

        public java.security.PublicKey getHostKey()
        Specified by:
        getHostKey in interface KeyExchange
        Returns:
        the host key determined from server's response packets