CURLSHOPT_USERDATA - pointer passed to the lock and unlock mutex callbacks

NAME  SYNOPSIS  DESCRIPTION  PROTOCOLS  EXAMPLE  AVAILABILITY  RETURN VALUE  SEE ALSO 

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NAME

CURLSHOPT_USERDATA - pointer passed to the lock and unlock mutex callbacks

SYNOPSIS

#include <curl/curl.h>

CURLSHcode curl_share_setopt(CURLSH *share, CURLSHOPT_USERDATA, void *clientp);

DESCRIPTION

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

PROTOCOLS

All

EXAMPLE

struct secrets {
void *custom;
};

int main(void)
{
CURLSHcode sh;
struct secrets private_stuff;
CURLSH *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

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

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