Man page - curlinfo_proxy_ssl_verifyresult(3)

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Manual

CURLINFO_PROXY_SSL_VERIFYRESULT

NAME
SYNOPSIS
DESCRIPTION
PROTOCOLS
EXAMPLE
AVAILABILITY
RETURN VALUE
SEE ALSO

NAME

CURLINFO_PROXY_SSL_VERIFYRESULT - get the result of the proxy certificate verification

SYNOPSIS

#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PROXY_SSL_VERIFYRESULT,
long *result);

DESCRIPTION

Pass a pointer to a long to receive the result of the certificate verification that was requested (using the CURLOPT_PROXY_SSL_VERIFYPEER(3) option. This is only used for HTTPS proxies.

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

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

EXAMPLE

int main(void)
{
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
long verifyresult;

curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
curl_easy_setopt(curl, CURLOPT_PROXY, "https://proxy:443");

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_PROXY_SSL_VERIFYRESULT,
&verifyresult);
if(!res) {
printf("The peer verification said %s\n",
(verifyresult ? "bad" : "fine"));
}
curl_easy_cleanup(curl);
}
}

AVAILABILITY

Added in curl 7.52.0

RETURN VALUE

curl_easy_getinfo(3) returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3) .