CURLINFO_PRIVATE(3) Library Functions Manual CURLINFO_PRIVATE(3)
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
This functionality affects all supported protocols
EXAMPLE
int main(void)
{
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
void *pointer = (void *)0x2345454;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/foo.bin");
/* set the private pointer */
curl_easy_setopt(curl, CURLOPT_PRIVATE, pointer);
res = curl_easy_perform(curl);
/* extract the private pointer again */
res = curl_easy_getinfo(curl, CURLINFO_PRIVATE, &pointer);
if(res)
printf("error: %s\n", curl_easy_strerror(res));
curl_easy_cleanup(curl);
}
}
AVAILABILITY
Added in curl 7.10.3
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION
if not.
SEE ALSO
CURLOPT_PRIVATE(3), curl_easy_getinfo(3), curl_easy_setopt(3)
libcurl 2024-08-05 CURLINFO_PRIVATE(3)
curl 8.9.1 - Generated Mon Aug 5 18:38:08 CDT 2024