CURLOPT_CERTINFO(3)
request SSL certificate information
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_CERTINFO, long certinfo);
DESCRIPTION
Pass a long set to 1 to enable libcurl's certificate chain info gatherer. With
this enabled, libcurl will extract lots of information and data about the
certificates in the certificate chain used in the SSL connection. This data
may then be retrieved after a transfer using
curl_easy_getinfo(3) and
its option
CURLINFO_CERTINFO(3).
DEFAULT
0
PROTOCOLS
All TLS-based
EXAMPLE
TODO
AVAILABILITY
This option is supported by the OpenSSL, GnuTLS, NSS and GSKit backends.
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.