CURLINFO_PRIVATE(3)
get the private pointer
Description
CURLINFO_PRIVATE
NAME
CURLINFO_PRIVATE - get the private pointer
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PRIVATE, char **private);
DESCRIPTION
Pass a pointer to a char pointer to receive the pointer to the private data associated with the curl handle (set with the CURLOPT_PRIVATE(3)). Please note that for internal reasons, the value is returned as a char pointer, although effectively being a ’void *’.
PROTOCOLS
All
EXAMPLE
CURL *curl =
curl_easy_init();
if(curl) {
void *pointer = 0x2345454;
curl_easy_setopt(curl, CURLOPT_URL,
"https://example.com/foo.bin");
/* set the
private pointer */
curl_easy_setopt(curl, CURLOPT_PRIVATE, pointer);
ret = curl_easy_perform(curl);
/* extract the
private pointer again */
ret = curl_easy_getinfo(curl, CURLINFO_PRIVATE,
&pointer);
curl_easy_cleanup(curl);
}
AVAILABILITY
Added in 7.10.3
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSO
curl_easy_getinfo(3), curl_easy_setopt(3), CURLOPT_PRIVATE(3),