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

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 7.55.0

RETURN VALUE

Returns CURLE_OK if the option is supported, CURLE_UNKNOWN_OPTION if not, or CURLE_NOT_BUILT_IN if the bitmask contains unsupported flags.

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