package ch.ethz.ssh2.transport;

import java.io.IOException;
import java.net.Socket;

import ch.ethz.ssh2.server.ServerConnectionState;

/**
 * @version $Id: ServerTransportManager.java 151 2014-04-28 10:03:39Z dkocher@sudo.ch $
 */
public class ServerTransportManager extends TransportManager
{

	private final Socket sock;

	public ServerTransportManager(final Socket socket)
	{
		super(socket);
		// TCP connection is already established
		this.sock = socket;
	}

	public void connect(ServerConnectionState state) throws IOException
	{
		   /* Parse the client lin
           e and say hello - important: this information is later needed for the
            * key exchange (to stop man-in-the-middle attacks) - that is why we wrap it into an object
   		 * for later use.
   		 */

		state.csh = ClientServerHello.serverHello(state.softwareversion, sock.getInputStream(), sock.getOutputStream());

		TransportConnection tc = new TransportConnection(sock.getInputStream(), sock.getOutputStream(), state.generator);
		KexManager km = new ServerKexManager(state);

		super.init(tc, km);

		km.initiateKEX(state.next_cryptoWishList, null, state.next_dsa_key, state.next_rsa_key, state.next_ec_key);

		this.startReceiver();
	}
}