File content as of revision 18:b17ddeeb1c09:

#define SERVER 1



#if SERVER == 1

#include "mbed.h"
#include "EthernetInterface.h"
 
#include "NetworkAPI/buffer.hpp"
#include "NetworkAPI/select.hpp"
#include "NetworkAPI/ip/address.hpp"
#include "NetworkAPI/tcp/socket.hpp"

Serial pc(USBTX, USBRX);
DigitalOut led_red(LED_RED);
DigitalOut led_green(LED_GREEN);
DigitalOut led_blue(LED_BLUE);

using namespace network;
 
#define MAX_CLIENTS 5
 
int main() {
    led_red = 1;
    led_green = 1;
    led_blue = 1;
    pc.baud(230400);
    pc.printf("Starting Server\r\n");
    EthernetInterface interface;
    interface.init();
    interface.connect();
    pc.printf("IP Address is %s\n\r", interface.getIPAddress());
     
    Select select;
    tcp::Socket server;
    tcp::Socket client[MAX_CLIENTS];
    tcp::Socket *socket = NULL;
     
    int result = 0;
    int index = 0;
     
    network::Buffer buffer(256);
    std::string message("Hello world!");
     
    // Configure the server socket (assume everty thing works)
    server.open();
    server.bind(1234);
    server.listen(MAX_CLIENTS);
   
    // Add sockets to the select api
    select.set(&server, Select::Read);
    for (index = 0; index < MAX_CLIENTS; index++) {
        select.set(&client[index], Select::Read);
    }
     
    do {
        // Wait for activity
        result = select.wait();
        if (result < -1) {
            pc.printf("Failed to select\n\r");
            break;
        }
         
        // Get the first socket
        socket = (tcp::Socket *)select.getReadable();
         
        for (; socket != NULL; socket = (tcp::Socket *)select.getReadable()) {
            // Check if there was a connection request.
            if (socket->getHandle() == server.getHandle()) {                
                // Find an unused client
                for (index = 0; index < MAX_CLIENTS; index++) {
                    if (client[index].getStatus() == network::Socket::Closed) {
                        break;
                    }
                }
                 
                // Maximum connections reached
                if (index == MAX_CLIENTS) {
                    pc.printf("Maximum connections reached\n\r");
                    continue;
                }
             
                // Accept the client
                socket->accept(client[index]);
                pc.printf("Client connected %s:%d\n\r",
                    client[index].getRemoteEndpoint().getAddress().toString().c_str(),
                    client[index].getRemoteEndpoint().getPort());
                     
                // Send a nice message to the client
                client[index].write((void *)message.data(), message.size());
                continue;
            }
             
            // It was not the server socket, so it must be a client talking to us.
            switch (socket->read(buffer)) {
                case 0:
                    // Remote end disconnected
                    pc.printf("Client disconnected %s:%d\n\r",
                        socket->getRemoteEndpoint().getAddress().toString().c_str(),
                        socket->getRemoteEndpoint().getPort());
                     
                    // Close socket
                    socket->close();
                    break;
                 
                case -1:
                    pc.printf("Error while reading data from socket\n\r");
                    socket->close();
                    break;
                 
                default:
                    pc.printf("Message from %s:%d\n\r",
                        socket->getRemoteEndpoint().getAddress().toString().c_str(),
                        socket->getRemoteEndpoint().getPort());
                         
                    pc.printf("%s\n\r", (char *)buffer.data());
                    break;
            }
        }
             
    } while (server.getStatus() == network::Socket::Listening);
}



#else // client

#include "mbed.h"
#include "EthernetInterface.h"
 
#include "NetworkAPI/buffer.hpp"
#include "NetworkAPI/ip/address.hpp"
#include "NetworkAPI/tcp/socket.hpp"

Serial pc(USBTX, USBRX);
DigitalOut led_red(LED_RED);
DigitalOut led_green(LED_GREEN);
DigitalOut led_blue(LED_BLUE);
 
int main() {
    led_red = 1;
    led_green = 1;
    led_blue = 1;
    pc.baud(230400);
    pc.printf("Starting Client\r\n");
    EthernetInterface interface;
    interface.init();
    interface.connect();
    pc.printf("IP Address is %s\n\r", interface.getIPAddress());
  
    int result;
  
    network::tcp::Socket socket;
    network::Buffer buffer(256);
    std::string request("GET /media/uploads/donatien/hello.txt HTTP/1.1\r\nHost: %s\r\n\r\n");
    
    if (socket.open() < 0) {
        pc.printf("Failed to open TCP Socket\n\r");
        return -1;
    }
    
    if (socket.connect("mbed.org", 80) < 0) {
        pc.printf("Failed to connect with mbed.org\n\r");
        return -1;
    }
    
    if (socket.write((void *)request.data(), request.size()) < 0) {
        pc.printf("Failed to write HTTP request\n\r");
        return -1;
    }
    
    do
    {
        result = socket.read(buffer);   
        pc.printf("Received %d bytes:\n\r%s\n\r", result, (char *)buffer.data(0));
    } while(result > 0);
    
    socket.close();
    return 0;
}

#endif