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CURLINFO_PRIVATE 3 "May 05, 2017" "libcurl 7.58.0" "curl_easy_getinfo options"
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, "http://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), "