CURLOPT_CLOSESOCKETDATA(3)

1CURLOPT_CLOSESOCKETDATA(3) curl_easy_setopt options CURLOPT_CLOSESOCKETDATA(3)
2
3
4

NAME

6       CURLOPT_CLOSESOCKETDATA - pointer passed to the socket close callback
7

SYNOPSIS

9       #include <curl/curl.h>
10
11       CURLcode  curl_easy_setopt(CURL  *handle, CURLOPT_CLOSESOCKETDATA, void
12       *pointer);
13

DESCRIPTION

15       Pass a pointer that will be untouched by  libcurl  and  passed  as  the
16       first  argument in the closesocket callback set with CURLOPT_CLOSESOCK‐
17       ETFUNCTION(3).
18

DEFAULT

20       The default value of this parameter is NULL.
21

PROTOCOLS

23       All except file:
24

EXAMPLE

26       static int closesocket(void *clientp, curl_socket_t item)
27       {
28         printf("libcurl wants to close %d now\n", (int)item);
29         return 0;
30       }
31
32       /* call this function to close sockets */
33       curl_easy_setopt(curl, CURLOPT_CLOSESOCKETFUNCTION, closesocket);
34       curl_easy_setopt(curl, CURLOPT_CLOSESOCKETDATA, &sockfd);
35

AVAILABILITY

37       Added in 7.21.7
38

RETURN VALUE

40       Returns CURLE_OK if the option is supported,  and  CURLE_UNKNOWN_OPTION
41       if not.
42