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/*
* The Mana World Server
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* The Mana World is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#ifndef _TMWSERV_NETSESSION_H_
#define _TMWSERV_NETSESSION_H_
#include <map>
#include <pthread.h>
#include <enet/enet.h>
class ConnectionHandler;
class NetComputer;
/**
* Data communicated to a new listen thread. The <code>running</code> member is
* set to <code>false</code> to tell the thread to stop listening.
*/
struct ListenThreadData
{
ENetAddress address; /**< Includes the port to listen to. */
ENetHost *host; /**< The host that listen for connections. */
pthread_t thread; /**< The thread, ignored by thread itself. */
ConnectionHandler *handler; /**< Handler for events. */
bool running; /**< Wether to keep listening. */
};
/**
* This class represents a network session. It implements listening for
* connections from and connecting to other computers.
*/
class NetSession
{
public:
/**
* Constructor.
*/
NetSession();
/**
* Destructor.
*/
~NetSession();
/**
* Start listening for connections and notify the given connection
* handler about events.
*
* This method opens a socket on the given port and starts a new thread
* that will handle listening for new connections and incoming data
* over this port. The connection handler will need to be thread safe.
*/
void startListen(ConnectionHandler *handler, enet_uint16 port);
/**
* Stop listening for connections and disconnect any connected clients.
* This is done by signalling the listening thread to stop running, and
* closing the socket when it stopped.
*/
void stopListen(unsigned short port);
/**
* Connect to another network session.
*/
NetComputer *connect(const std::string &ip, unsigned short port);
private:
/**
* The list of ports we're listening to and their associated thread
* data, including the connection handler and wether to keep listening.
*/
std::map<unsigned short, ListenThreadData*> listeners;
// Other information we need to keep:
//
// - The list of clients that connected and their associated net
// computers.
// - The list of servers we connected to and their associated net
// computers.
};
#endif
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