Man page - curlinfo_http_connectcode(3)

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Manual

CURLINFO_HTTP_CONNECTCODE

NAME
SYNOPSIS
DESCRIPTION
PROTOCOLS
EXAMPLE
AVAILABILITY
RETURN VALUE
SEE ALSO

NAME

CURLINFO_HTTP_CONNECTCODE - get the CONNECT response code

SYNOPSIS

#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_HTTP_CONNECTCODE, long *p);

DESCRIPTION

Pass a pointer to a long to receive the last received HTTP proxy response code to a CONNECT request. The returned value is zero if no such response code was available.

PROTOCOLS

This functionality affects http only

EXAMPLE

int main(void)
{
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");

/* typically CONNECT is used to do HTTPS over HTTP proxies */
curl_easy_setopt(curl, CURLOPT_PROXY, "http://127.0.0.1");
res = curl_easy_perform(curl);
if(res == CURLE_OK) {
long code;
res = curl_easy_getinfo(curl, CURLINFO_HTTP_CONNECTCODE, &code);
if(!res && code)
printf("The CONNECT response code: %03ld\n", code);
}
curl_easy_cleanup(curl);
}
}

AVAILABILITY

Added in curl 7.10.7

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) .