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- .\" generated by cd2nroff 0.1 from CURLINFO_SSL_VERIFYRESULT.md
- .TH CURLINFO_SSL_VERIFYRESULT 3 "2025-01-17" libcurl
- .SH NAME
- CURLINFO_SSL_VERIFYRESULT \- get the result of the certificate verification
- .SH SYNOPSIS
- .nf
- #include <curl/curl.h>
- CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SSL_VERIFYRESULT,
- long *result);
- .fi
- .SH DESCRIPTION
- Pass a pointer to a long to receive the result of the server SSL certificate
- verification that was requested (using the \fICURLOPT_SSL_VERIFYPEER(3)\fP
- option).
- 0 is a positive result. Non\-zero is an error.
- .SH PROTOCOLS
- This functionality affects all TLS based protocols: HTTPS, FTPS, IMAPS, POP3S, SMTPS etc.
- This option works only with the following TLS backends:
- GnuTLS and OpenSSL
- .SH EXAMPLE
- .nf
- int main(void)
- {
- 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);
- if(res) {
- printf("error: %s\\n", curl_easy_strerror(res));
- curl_easy_cleanup(curl);
- return 1;
- }
- res = curl_easy_getinfo(curl, CURLINFO_SSL_VERIFYRESULT,
- &verifyresult);
- if(!res) {
- printf("The peer verification said %s\\n",
- (verifyresult ? "bad" : "fine"));
- }
- curl_easy_cleanup(curl);
- }
- }
- .fi
- .SH AVAILABILITY
- Added in curl 7.5
- .SH RETURN VALUE
- Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
- .SH SEE ALSO
- .BR CURLINFO_PROXY_SSL_VERIFYRESULT (3),
- .BR curl_easy_getinfo (3),
- .BR curl_easy_setopt (3)
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