CURLINFO_SSL_VERIFYRESULT

Section: curl_easy_getinfo options (3)
Updated: November 04, 2020
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NAME

CURLINFO_SSL_VERIFYRESULT - get the result of the certificate verification

SYNOPSIS

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(3) 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.