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Root/windows/examples/sockets/TCP.cpp

////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Network.hpp>
#include <iostream>
 
 
////////////////////////////////////////////////////////////
/// Launch a server, wait for an incoming connection,
/// send a message and wait for the answer.
///
////////////////////////////////////////////////////////////
void runTcpServer(unsigned short port)
{
    // Create a server socket to accept new connections
    sf::TcpListener listener;
 
    // Listen to the given port for incoming connections
    if (listener.listen(port) != sf::Socket::Done)
        return;
    std::cout << "Server is listening to port " << port << ", waiting for connections... " << std::endl;
 
    // Wait for a connection
    sf::TcpSocket socket;
    if (listener.accept(socket) != sf::Socket::Done)
        return;
    std::cout << "Client connected: " << socket.getRemoteAddress() << std::endl;
 
    // Send a message to the connected client
    const char out[] = "Hi, I'm the server";
    if (socket.send(out, sizeof(out)) != sf::Socket::Done)
        return;
    std::cout << "Message sent to the client: \"" << out << "\"" << std::endl;
 
    // Receive a message back from the client
    char in[128];
    std::size_t received;
    if (socket.receive(in, sizeof(in), received) != sf::Socket::Done)
        return;
    std::cout << "Answer received from the client: \"" << in << "\"" << std::endl;
}
 
 
////////////////////////////////////////////////////////////
/// Create a client, connect it to a server, display the
/// welcome message and send an answer.
///
////////////////////////////////////////////////////////////
void runTcpClient(unsigned short port)
{
    // Ask for the server address
    sf::IpAddress server;
    do
    {
        std::cout << "Type the address or name of the server to connect to: ";
        std::cin  >> server;
    }
    while (server == sf::IpAddress::None);
 
    // Create a socket for communicating with the server
    sf::TcpSocket socket;
 
    // Connect to the server
    if (socket.connect(server, port) != sf::Socket::Done)
        return;
    std::cout << "Connected to server " << server << std::endl;
 
    // Receive a message from the server
    char in[128];
    std::size_t received;
    if (socket.receive(in, sizeof(in), received) != sf::Socket::Done)
        return;
    std::cout << "Message received from the server: \"" << in << "\"" << std::endl;
 
    // Send an answer to the server
    const char out[] = "Hi, I'm a client";
    if (socket.send(out, sizeof(out)) != sf::Socket::Done)
        return;
    std::cout << "Message sent to the server: \"" << out << "\"" << std::endl;
}
Source at commit tip created 11 years 11 months ago.
By Nathan Adams, Initial commit

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