Tribblix: manual page: CURLOPT_SOCKS5

CURLOPT_SOCKS5_AUTH(3) Introduction to Library Functions

NAME

CURLOPT_SOCKS5_AUTH - methods for SOCKS5 proxy authentication

SYNOPSIS

#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SOCKS5_AUTH, long bitmask);

DESCRIPTION

Pass a long as parameter, which is set to a bitmask, to tell libcurl
which authentication method(s) are allowed for SOCKS5 proxy
authentication. The only supported flags are CURLAUTH_BASIC, which
allows username/password authentication, CURLAUTH_GSSAPI, which
allows GSS-API authentication, and CURLAUTH_NONE, which allows no
authentication. Set the actual username and password with the
CURLOPT_PROXYUSERPWD(3) option.

DEFAULT

CURLAUTH_BASIC|CURLAUTH_GSSAPI

PROTOCOLS

This functionality affects all supported protocols

EXAMPLE

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

/* request to use a SOCKS5 proxy */
curl_easy_setopt(curl, CURLOPT_PROXY, "socks5://user:pass@myproxy.com");

/* enable username/password authentication only */
curl_easy_setopt(curl, CURLOPT_SOCKS5_AUTH, (long)CURLAUTH_BASIC);

/* Perform the request */
curl_easy_perform(curl);
}
}

AVAILABILITY

Added in curl 7.55.0

RETURN VALUE

curl_easy_setopt(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).