CURLOPT_REFERER - the HTTP referer header
#include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_REFERER, char *where);
CURLOPT_REFERER(3) curl_easy_setopt options CURLOPT_REFERER(3) NAME CURLOPT_REFERER - the HTTP referer header SYNOPSIS #include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_REFERER, char *where); DESCRIPTION Pass a pointer to a null-terminated string as parameter. It will be used to set the Referer: header in the http request sent to the remote server. This can be used to fool servers or scripts. You can also set any custom header with CURLOPT_HTTPHEADER(3). The application does not have to keep the string around after setting this option. DEFAULT NULL PROTOCOLS HTTP EXAMPLE CURL *curl = curl_easy_init(); if(curl) { curl_easy_setopt(curl, CURLOPT_URL, "https://example.com"); /* tell it where we found the link to this place */ curl_easy_setopt(curl, CURLOPT_REFERER, "https://example.com/aboutme.html"); curl_easy_perform(curl); } AVAILABILITY If built with HTTP support RETURN VALUE Returns CURLE_OK if HTTP support is enabled, CURLE_UNKNOWN_OPTION if not, or CURLE_OUT_OF_MEMORY if there was insufficient heap space. ATTRIBUTES See attributes(7) for descriptions of the following attributes: +---------------+------------------+ |ATTRIBUTE TYPE | ATTRIBUTE VALUE | +---------------+------------------+ |Availability | web/curl | +---------------+------------------+ |Stability | Uncommitted | +---------------+------------------+ SEE ALSO CURLOPT_USERAGENT(3), CURLOPT_HTTPHEADER(3), CURLINFO_REFERER(3), NOTES Source code for open source software components in Oracle Solaris can be found at https://www.oracle.com/downloads/opensource/solaris-source- code-downloads.html. This software was built from source available at https://github.com/oracle/solaris-userland. The original community source was downloaded from https://curl.se/down- load/curl-7.83.1.tar.bz2. Further information about this software can be found on the open source community website at http://curl.haxx.se/. libcurl 7.83.1 November 26, 2021 CURLOPT_REFERER(3)