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/*
* The Mana World
* 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 _TMW_NETWORK_
#define _TMW_NETWORK_
#include <map>
#include <SDL_net.h>
#include <SDL_thread.h>
#include <string>
#define TMW_CLIENT_PROTOCOL_VERSION 1
/**< Protocol version, reported to the eAthena char and mapserver who
can adjust the protocol accordingly */
class MessageHandler;
class MessageIn;
class Network;
class Network
{
public:
friend int networkThread(void *data);
friend class MessageOut;
Network();
~Network();
bool
connect(const std::string &address, short port);
void
disconnect();
void
registerHandler(MessageHandler *handler);
void
unregisterHandler(MessageHandler *handler);
void
clearHandlers();
int
getState() const { return mState; }
const std::string&
getError() const { return mError; }
bool
isConnected() const { return mState == CONNECTED; }
int
getInSize() const { return mInSize; }
void
skip(int len);
bool
messageReady();
MessageIn
getNextMessage();
void
dispatchMessages();
void
flush();
// ERROR replaced by NET_ERROR because already defined in Windows
enum {
IDLE,
CONNECTED,
CONNECTING,
DATA,
NET_ERROR
};
protected:
void
setError(const std::string& error);
Uint16
readWord(int pos);
bool
realConnect();
void
receive();
TCPsocket mSocket;
std::string mAddress;
short mPort;
char *mInBuffer, *mOutBuffer;
unsigned int mInSize, mOutSize;
unsigned int mToSkip;
int mState;
std::string mError;
SDL_Thread *mWorkerThread;
SDL_mutex *mMutex;
typedef std::map<Uint16, MessageHandler*> MessageHandlers;
typedef MessageHandlers::iterator MessageHandlerIterator;
MessageHandlers mMessageHandlers;
};
/** Convert an address from int format to string */
char *iptostring(int address);
#endif
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