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CURLINFO_REFERER(3) | Library Functions Manual | CURLINFO_REFERER(3) |
NAME¶
CURLINFO_REFERER - get the used referrer request header
SYNOPSIS¶
#include <curl/curl.h> CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_REFERER, char **hdrp);
DESCRIPTION¶
Pass in a pointer to a char pointer and get the referrer header used in the most recent request.
The hdrp pointer is NULL or points to private memory you MUST NOT free - it gets freed when you call curl_easy_cleanup(3) on the corresponding CURL handle.
PROTOCOLS¶
HTTP
EXAMPLE¶
int main(void) {
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
curl_easy_setopt(curl, CURLOPT_REFERER, "https://example.org/referrer");
res = curl_easy_perform(curl);
if(res == CURLE_OK) {
char *hdr = NULL;
curl_easy_getinfo(curl, CURLINFO_REFERER, &hdr);
if(hdr)
printf("Referrer header: %s\n", hdr);
}
curl_easy_cleanup(curl);
} }
AVAILABILITY¶
Added in 7.76.0
RETURN VALUE¶
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSO¶
CURLOPT_REFERER(3), curl_easy_getinfo(3), curl_easy_header(3), curl_easy_setopt(3)
2024-06-09 | libcurl |