curl / libcurl / API / curl_easy_getinfo / CURLINFO_SSL_VERIFYRESULT

CURLINFO_SSL_VERIFYRESULT explained

Name

CURLINFO_SSL_VERIFYRESULT - get the result of the certificate verification

Synopsis

#include <curl/curl.h>
 
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SSL_VERIFYRESULT,
                           long *result);

Description

Pass a pointer to a long to receive the result of the server SSL certificate verification that was requested (using the CURLOPT_SSL_VERIFYPEER option).

0 is a positive result. Non-zero is an error.

Protocols

All using TLS

Example

CURL *curl = curl_easy_init();
if(curl) {
  CURLcode res;
  long verifyresult;
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
  res = curl_easy_perform(curl);
  curl_easy_getinfo(curl, CURLINFO_SSL_VERIFYRESULT, &verifyresult);
  printf("The peer verification said %s\n", verifyresult?
         "BAAAD":"fine");
  curl_easy_cleanup(curl);
}

Availability

Added in 7.5. Only set by the OpenSSL/libressl/boringssl, NSS and GnuTLS backends.

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),

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