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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
/* <DESC>
* Use CURLOPT_INTERFACE to bind the outgoing socket to an interface
* </DESC>
*/
#include <stdio.h>
#include <curl/curl.h>
int main(void)
{
CURL *curl;
CURLcode res = CURLE_OK;
curl = curl_easy_init();
if(curl) {
/* The interface needs to be a local existing interface over which you can
connect to the host in the URL. It can also specify an IP address, but
that address needs to be assigned one of the local network
interfaces. */
curl_easy_setopt(curl, CURLOPT_INTERFACE, "enp3s0");
curl_easy_setopt(curl, CURLOPT_URL, "https://curl.se/");
res = curl_easy_perform(curl);
/* always cleanup */
curl_easy_cleanup(curl);
}
return (int)res;
}
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