CURLOPT_PRIVATE(3) curl_easy_setopt options CURLOPT_PRIVATE(3)
NAME
CURLOPT_PRIVATE - store a private pointer
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PRIVATE, void *pointer);
DESCRIPTION
Pass a void * as parameter, pointing to data that should be associated
with this curl handle. The pointer can subsequently be retrieved using
curl_easy_getinfo(3) with the CURLINFO_PRIVATE option. libcurl itself
never does anything with this data.
DEFAULT
NULL
PROTOCOLS
All
EXAMPLE
CURL *curl = curl_easy_init();
struct private secrets;
if(curl) {
struct private *extracted;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
/* store a pointer to our private struct */
curl_easy_setopt(curl, CURLOPT_PRIVATE, &secrets);
curl_easy_perform(curl);
/* we can extract the private pointer again too */
curl_easy_getinfo(curl, CURLINFO_PRIVATE, &extracted);
}
AVAILABILITY
Added in 7.10.3
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION
if not.
SEE ALSO
CURLOPT_VERBOSE(3), CURLOPT_STDERR(3),
libcurl 7.81.0 November 26, 2021 CURLOPT_PRIVATE(3)
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