class_tcp.h

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// This file is part of the tcp/ip client library.
//
// Copyright (C) 2011 LAR - Laboratory for Automation and Robotics, ATLAS Project
//                    Department of Mechanical Engineering
//                    University of Aveiro
//
// 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 2.1
// 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., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301, USA.

#ifndef _CLASS_TCP_H_
#define _CLASS_TCP_H_

//System Includes
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <iostream>

using namespace std;

class tcp_client
{
        
        public:
                tcp_client(const char*ip,int port,bool async_comm=false);
                
                ~tcp_client();
                
                int Connect(void);
                
                int Disconnect(void);
                
                int Send(char*data,int size);
                
                int Receive(char*data,int size,bool peek=false,int*number=NULL,int flags=0);
                
                int perr(const char*text);
                
                int GetSocket();
                
                int err;
                
                char err_msg[1024];
                
                bool connected;
        private:
                
                int sock;
                
                struct sockaddr_in server;
                
                int ret;
                
                bool async;
};

#endif