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CURLSHOPT_USERDATA(3) libcurl Manual CURLSHOPT_USERDATA(3)

NAME

CURLSHOPT_USERDATA - pointer passed to the (un)lock mutex callbacks

SYNOPSIS

#include <curl/curl.h>
CURLSHcode curl_share_setopt(CURLSH *share, CURLSHOPT_USERDATA, void *ptr);

DESCRIPTION

The ptr parameter is held verbatim by libcurl and is passed on as the userptr argument to the callbacks set with CURLSHOPT_LOCKFUNC(3) and CURLSHOPT_UNLOCKFUNC(3).

PROTOCOLS

All

EXAMPLE


CURLSHcode sh;
struct secrets private_stuff;
share = curl_share_init();
sh = curl_share_setopt(share, CURLSHOPT_USERDATA, &private_stuff);
if(sh)
printf("Error: %s\n", curl_share_strerror(sh));

AVAILABILITY

Added in 7.10

RETURN VALUE

CURLSHE_OK (zero) means that the option was set properly, non-zero means an error occurred. See libcurl-errors(3) for the full list with descriptions.

SEE ALSO

CURLSHOPT_LOCKFUNC(3), curl_share_setopt(3), curl_share_cleanup(3), curl_share_init(3)

May 17, 2022 libcurl 7.84.0