tptcpclient.cpp

TOBI plaform TCP client example.

/*
    Copyright (C) 2009-2011  EPFL (Ecole Polytechnique Fédérale de Lausanne)
    Michele Tavella <michele.tavella@epfl.ch>

    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 3 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, see <http://www.gnu.org/licenses/>.
*/

#include <cstdio>
#include <iostream>
#include <unistd.h>
#include <tobiplatform/TPSocket.hpp>
#include <tobicore/TCTime.hpp>

/* In this example we connect to a TCP server on localhost:8001 and we 
 * send/receive some messages.
 *
 * You can use this example with tpservertcp.cpp, or you can use your own TCP
 * server.
 */
int main(void) {
        // This is a TCP socket
        TPSocket socket(TPSocket::TCP);
        // And this is a string used as buffer/cache
        std::string message;

        // We open the socket as client...
        socket.Open(false);
        // ... we connect to localhost:80001 ...
        socket.Connect("127.0.0.1", "8001");
        // ... setting the socket to asynchronous operation...
        socket.Async(true);
        // ... and sending a message
        socket.Send("My dear server, here you go.\n");
        
        // Finally, we enter a boring loop
        ssize_t bytes = 0;
        while(true) {
                bytes =  socket.Recv(&message);
                if(bytes > 0)
                        std::cout << "Received [" << bytes << "]: " << message << std::endl;
                else {
                        TCSleep(1000);
                        socket.Send("My dear server, here you go again.\n");
                }
        }
        socket.Close();
        return 0;
}