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)
2024-09-18 | libcurl |