curl / libcurl / API / curl_easy_getinfo / CURLINFO_REFERER

CURLINFO_REFERER explained

NAME

CURLINFO_REFERER - get the referrer 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.

The hdrp pointer will be NULL or pointing to private memory you MUST NOT free - it gets freed when you call curl_easy_cleanup on the corresponding CURL handle.

PROTOCOLS

HTTP(S)

EXAMPLE

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

curl_easy_getinfo(3), curl_easy_setopt(3), CURLOPT_REFERER(3),

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