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/***************************************************************************

 *   Copyright (C) December 6, 2008 by Mattias Runge                             *

 *   mattias@runge.se                                                      *

 *   asyncsocket.h                                            *

 *                                                                         *

 *   This program 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     *

 *   (at your option) any later version.                                   *

 *                                                                         *

 *   This program 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 this program; if not, write to the                         *

 *   Free Software Foundation, Inc.,                                       *

 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *

 ***************************************************************************/

#ifndef _ASYNCSOCKET_H

#define _ASYNCSOCKET_H

using namespace std;

#include <string>

#include <queue>

#include <map>

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

#include <netdb.h>

#include <unistd.h>

#include <string>

#include <arpa/inet.h>

#include <string.h>

#include <errno.h>

#include <fcntl.h>

#include <sys/ioctl.h>

#include <signal.h>

#include <netinet/tcp.h>

#include "../Threads/thread.h"

#include "../Threads/semaphore.h"

#include "../Threads/threadsafequeue.h"

#include "../Tools/tools.h"

#include "socketexception.h"

#include "socketevent.h"

const int MAXBUFFER = 1024;

const int MAXCONNECTIONS = 10;

class AsyncSocket : public Thread<AsyncSocket>

{

public:

    AsyncSocket();

    ~AsyncSocket();

    void run();

    string getId() { return myId; };

    bool isConnected() { return mySocket != -1; };

    void forceReconnect() { myForceReconnect = true; };

    void setReconnectTimeout(unsigned int reconnectTimeout) { myReconnectTimeout = reconnectTimeout; };

    unsigned int getReconnectTimeout() { return myReconnectTimeout; };

    void setAddress(string address) { myAddress = address; };

    string getAddress() { return myAddress; };

    void setPort(int port) { myPort = port; };

    int getPort() { return myPort; };

    void setSocket(int socket) { mySocket = socket; };

    int getSocket() { return mySocket; };

    void eventStartListen() { myEventSemaphore.lock(); };

    void eventWait() { myEventSemaphore.wait(); };

    void eventStopListen() { myEventSemaphore.unlock(); };

    bool eventIsAvailable() { return myEventQueue.size() > 0; };

    SocketEvent eventFetch() { return myEventQueue.pop(); };

    void sendData(string data);

    void startListen();

    bool accept(AsyncSocket* newSocket);

protected:

    void reconnectLoop();

    void create();

    void connect();

    void silentClose();

    void close();

private:

    string myId;

    string myAddress;

    int myPort;

    unsigned int myReconnectTimeout;

    int mySocket;

    bool myForceReconnect;

    sockaddr_in myAddressStruct;

    Semaphore myEventSemaphore;

    ThreadSafeQueue<SocketEvent> myEventQueue;

    void eventAdd(unsigned int eventType, string eventData);

    void eventAdd(unsigned int eventType);

    bool receiveData();

};

#endif  /* _ASYNCSOCKET_H */