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| .TH CURLOPT_CLOSESOCKETDATA 3 "March 23, 2020" "libcurl 7.73.0" "curl_easy_setopt options" |
| |
| .SH NAME |
| CURLOPT_CLOSESOCKETDATA \- pointer passed to the socket close callback |
| .SH SYNOPSIS |
| #include <curl/curl.h> |
| |
| CURLcode curl_easy_setopt(CURL *handle, CURLOPT_CLOSESOCKETDATA, void *pointer); |
| .SH DESCRIPTION |
| Pass a \fIpointer\fP that will be untouched by libcurl and passed as the first |
| argument in the closesocket callback set with |
| \fICURLOPT_CLOSESOCKETFUNCTION(3)\fP. |
| .SH DEFAULT |
| The default value of this parameter is NULL. |
| .SH PROTOCOLS |
| All except file: |
| .SH EXAMPLE |
| .nf |
| static int closesocket(void *clientp, curl_socket_t item) |
| { |
| printf("libcurl wants to close %d now\\n", (int)item); |
| return 0; |
| } |
| |
| /* call this function to close sockets */ |
| curl_easy_setopt(curl, CURLOPT_CLOSESOCKETFUNCTION, closesocket); |
| curl_easy_setopt(curl, CURLOPT_CLOSESOCKETDATA, &sockfd); |
| .fi |
| .SH AVAILABILITY |
| Added in 7.21.7 |
| .SH RETURN VALUE |
| Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. |
| .SH "SEE ALSO" |
| .BR CURLOPT_CLOSESOCKETFUNCTION "(3), " CURLOPT_OPENSOCKETFUNCTION "(3), " |
