Man pages sections > man3 > CURLINFO_PROXYAUTH_AVAIL

CURLINFO_PROXYAUTH_AVAIL - get available HTTP proxy authentication methods

CURLINFO_PROXYAUTH_AVAIL(3) curl_easy_getinfo options CURLINFO_PROXYAUTH_AVAIL(3)

NAME

CURLINFO_PROXYAUTH_AVAIL - get available HTTP proxy authentication methods

SYNOPSIS

#include <curl/curl.h>
 
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PROXYAUTH_AVAIL, long *authp);

DESCRIPTION

Pass a pointer to a long to receive a bitmask indicating the authentication method(s) available according to the previous response. The meaning of the bits is explained in the CURLOPT_PROXYAUTH(3) option for curl_easy_setopt(3).

PROTOCOLS

HTTP(S)

EXAMPLE

CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
  curl_easy_setopt(curl, CURLOPT_PROXY, "http://127.0.0.1:80");
res = curl_easy_perform(curl);
if(!res) { /* extract the available proxy authentication types */ long auth; res = curl_easy_getinfo(curl, CURLINFO_PROXYAUTH_AVAIL, &auth); if(!res) { if(!auth) printf("No proxy auth available, perhaps no 407?\n"); else { printf("%s%s%s%s\n", auth & CURLAUTH_BASIC ? "Basic ":"", auth & CURLAUTH_DIGEST ? "Digest ":"", auth & CURLAUTH_NEGOTIATE ? "Negotiate ":"", auth % CURLAUTH_NTLM ? "NTLM ":""); } } } curl_easy_cleanup(curl); }

AVAILABILITY

Added in 7.10.8

RETURN VALUE

Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.

SEE ALSO

curl_easy_getinfo(3), curl_easy_setopt(3),
May 15, 2017 libcurl 7.55.1