Man pages sections > man3 > CURLOPT_PROXY_SSLCERTTYPE

CURLOPT_PROXY_SSLCERTTYPE - specify type of the proxy client SSL certificate

CURLOPT_PROXY_SSLCERTTYPE(3) curl_easy_setopt options CURLOPT_PROXY_SSLCERTTYPE(3)

NAME

CURLOPT_PROXY_SSLCERTTYPE - specify type of the proxy client SSL certificate

SYNOPSIS

#include <curl/curl.h>
 
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROXY_SSLCERTTYPE, char *type);

DESCRIPTION

Pass a pointer to a zero terminated string as parameter. The string should be the format of your client certificate used when connecting to a HTTPS proxy.
 
Supported formats are "PEM" and "DER", except with Secure Transport. OpenSSL (versions 0.9.3 and later) and Secure Transport (on iOS 5 or later, or OS X 10.7 or later) also support "P12" for PKCS#12-encoded files.
 
The application does not have to keep the string around after setting this option.

DEFAULT

"PEM"

PROTOCOLS

All

EXAMPLE

CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
  curl_easy_setopt(curl, CURLOPT_PROXY, "https://proxy");
  curl_easy_setopt(curl, CURLOPT_PROXY_SSLCERT, "client.pem");
  curl_easy_setopt(curl, CURLOPT_PROXY_SSLCERTTYPE, "PEM");
  curl_easy_setopt(curl, CURLOPT_PROXY_SSLKEY, "key.pem");
  curl_easy_setopt(curl, CURLOPT_PROXY_KEYPASSWD, "s3cret");
  ret = curl_easy_perform(curl);
  curl_easy_cleanup(curl);
}

AVAILABILITY

Added in 7.52.0
 
If built TLS enabled.

RETURN VALUE

Returns CURLE_OK if TLS is supported, CURLE_UNKNOWN_OPTION if not, or CURLE_OUT_OF_MEMORY if there was insufficient heap space.

SEE ALSO

CURLOPT_PROXY_SSLCERT(3), CURLOPT_PROXY_SSLKEY(3), CURLOPT_SSLCERTTYPE(3),
May 31, 2017 libcurl 7.55.1