Nenad Jovicic / Mbed OS mbed-os-PMK2018_tcp_client

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main.cpp

Committer:
group-ST
Date:
2016-09-22
Revision:
0:6e8275981824
Child:
1:ec61ea9f67de

File content as of revision 0:6e8275981824:

#if !FEATURE_IPV4
    #error [NOT_SUPPORTED] IPV4 not supported for this target
#endif

#include "mbed.h"
#include "EthernetInterface.h"
#include "TCPServer.h"
#include "TCPSocket.h"

#define HTTP_STATUS_LINE "HTTP/1.0 200 OK"
#define HTTP_HEADER_FIELDS "Content-Type: text/html; charset=utf-8"
#define HTTP_MESSAGE_BODY ""                                     \
"<html>" "\r\n"                                                  \
"  <body style=\"display:flex;text-align:center\">" "\r\n"       \
"    <div style=\"margin:auto\">" "\r\n"                         \
"      <h1>Hello World</h1>" "\r\n"                              \
"      <p>It works !</p>" "\r\n"                                 \
"    </div>" "\r\n"                                              \
"  </body>" "\r\n"                                               \
"</html>"

#define HTTP_RESPONSE HTTP_STATUS_LINE "\r\n"   \
                      HTTP_HEADER_FIELDS "\r\n" \
                      "\r\n"                    \
                      HTTP_MESSAGE_BODY "\r\n"

int main()
{
    printf("Basic HTTP server example\n");
    
    EthernetInterface eth;
    eth.connect();
    
    printf("The target IP address is '%s'\n", eth.get_ip_address());
    
    TCPServer srv;
    TCPSocket clt_sock;
    //SocketAddress clt_addr;
    
    /* Open the server on ethernet stack */
    srv.open(&eth);
    
    /* Bind the HTTP port (TCP 80) to the server */
    srv.bind(eth.get_ip_address(), 80);
    
    /* Can handle 5 simultaneous connections */
    srv.listen(5);
    
    while (true) {
        // Will be possible in releaseb 126
        //srv.accept(&clt_sock, &clt_addr);
        //printf("accept %s:%d\n", clt_addr.get_ip_address(), clt_addr.get_port());
        srv.accept(&clt_sock);
        printf("new client accepted\n");
        clt_sock.send(HTTP_RESPONSE, strlen(HTTP_RESPONSE));
    }
}