socket_localaddr

SFL
Version 2.11

`socket_localaddr`

#include "sflsock.h"
char *
socket_localaddr (
    sock_t handle)

Synopsis

Returns a string containing the local host address for the specified connected socket. The string is formatted as a string "n.n.n.n". Returns the address of a static string or a buffer that is overwritten by each call. If sockets are not supported, or there was an error, returns the loopback address "127.0.0.1".

Source Code - (sflsock.c)

{
#define NTOA_MAX    16
#if (defined (DOES_SOCKETS))
    static char
        localaddr [NTOA_MAX + 1];       /*  xxx.xxx.xxx.xxx                  */
    struct sockaddr_in
        sin;                            /*  Address of local system          */

    if (get sock addr (handle, &sin, NULL, 0))
        return ("127.0.0.1");
    else
      {
        strncpy (localaddr, inet_ntoa (sin.sin_addr), NTOA_MAX);
        return  (localaddr);
      }
#else
    return ("127.0.0.1");
#endif
}

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