An Iostream-Compatible Socket Wrapper

Listing 8: Test client program

#include "Sockets.h"
#include <iostream>
#include <string>
#include <complex>

using namespace std;

const int IPportnumber = 12345;
const char *IPserveraddress = "127.0.0.1";

int main()
{
    string message;
    complex<double> cplx;
    int integer;

    if (socketsInit() == false)
    {
        cout << "cannot initialize sockets" << endl;
        return 0;
    }

    try
    {
        TCPClientStream stream(IPserveraddress,
            IPportnumber);

        bool oncemore = true;
        int command;
        while (oncemore)
        {
            cout << "1. request for a string" << endl;
            cout << "2. request for a number" << endl;
            cout << "3. request for a complex number"
                << endl;
            cout << "other - end" << endl;

            cin >> command;
            stream << command << endl;

            switch (command)
            {
            case 1:
                do
                {
                    getline(stream, message);
                } while (message.empty());
                cout << "received: " << message << endl;
                break;
            case 2:
                stream >> integer;
                cout << "received: " << integer << endl;
                break;
            case 3:
                stream >> cplx;
                cout << "received: " << cplx << endl;
                break;
            default:
                oncemore = false;
                break;
            }
        }
    }
    catch (const SocketRunTimeException &e)
    {
        cout << "socket exception: " << e.what() << endl;
    }

    socketsEnd();

    return 0;

}


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