CURLINFO_PRIVATE (original) (raw)

CURLINFO_PRIVATE explained

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). 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

curl_easy_getinfo returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors.