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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 <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 "../SyslogStream/syslogstream.h"

#include "socketexception.h"

#define ASYNCSOCKET_EVENT_NONE 0

#define ASYNCSOCKET_EVENT_DATA 1

#define ASYNCSOCKET_EVENT_CLOSED 2

#define ASYNCSOCKET_EVENT_DIED 3

#define ASYNCSOCKET_EVENT_INACTIVITY 4

const int MAXBUFFER = 1024;

class AsyncSocket : public Thread<AsyncSocket>

{

public:

    AsyncSocket();

    ~AsyncSocket();

    void run();

    void setReconnectTimeout(unsigned int timeout);

    void setAddress(string address, int port);

    void startEvent();

    int getEvent();

    void waitForEvent();

    void stopEvent();

    bool availableData();

    string getData();

    bool sendData(string data);

    void forceReconnect();

    static void signalHandler(int signum);

protected:

    void reconnectLoop();

    void connect();

    void close();

    void setEvent(int event);

    static Semaphore mySemaphore;

private:

    Semaphore myEventSemaphore;

    int myEvent;

    bool myForceReconnect;

    ThreadSafeQueue<string> myInQueue;

    ThreadSafeQueue<string> myOutQueue;

    int mySocket;

    sockaddr_in myAddressStruct;

    string myAddress;

    int myPort;

    unsigned int myReconnectTimeout;

};

#endif  /* _ASYNCSOCKET_H */