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CURLINFO_H...CONNECTCODE(3) Library Functions Manual CURLINFO_H...CONNECTCODE(3) NAME CURLINFO_HTTP_CONNECTCODE - 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 result; 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"); result = curl_easy_perform(curl); if(result == CURLE_OK) { long code; result = curl_easy_getinfo(curl, CURLINFO_HTTP_CONNECTCODE, &code); if(!result && 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). SEE ALSO CURLINFO_RESPONSE_CODE(3), curl_easy_getinfo(3), curl_easy_setopt(3) libcurl 2026-06-11 CURLINFO_H...CONNECTCODE(3)
NAME | SYNOPSIS | DESCRIPTION | PROTOCOLS | EXAMPLE | AVAILABILITY | RETURN VALUE | SEE ALSO
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