1 /***************************************************************************
2  *                                  _   _ ____  _
3  *  Project                     ___| | | |  _ \| |
4  *                             / __| | | | |_) | |
5  *                            | (__| |_| |  _ <| |___
6  *                             \___|\___/|_| \_\_____|
7  *
8  * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
9  *
10  * This software is licensed as described in the file COPYING, which
11  * you should have received as part of this distribution. The terms
12  * are also available at https://curl.haxx.se/docs/copyright.html.
13  *
14  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15  * copies of the Software, and permit persons to whom the Software is
16  * furnished to do so, under the terms of the COPYING file.
17  *
18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19  * KIND, either express or implied.
20  *
21  ***************************************************************************/
22 /* <DESC>
23  * Very simple HTTP/3 GET
24  * </DESC>
25  */
26 #include <stdio.h>
27 #include <curl/curl.h>
28 
main(void)29 int main(void)
30 {
31   CURL *curl;
32   CURLcode res;
33 
34   curl = curl_easy_init();
35   if(curl) {
36     curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
37 
38     /* Forcing HTTP/3 will make the connection fail if the server isn't
39        accessible over QUIC + HTTP/3 on the given host and port.
40        Consider using CURLOPT_ALTSVC instead! */
41     curl_easy_setopt(curl, CURLOPT_HTTP_VERSION, (long)CURL_HTTP_VERSION_3);
42 
43     /* Perform the request, res will get the return code */
44     res = curl_easy_perform(curl);
45     /* Check for errors */
46     if(res != CURLE_OK)
47       fprintf(stderr, "curl_easy_perform() failed: %s\n",
48               curl_easy_strerror(res));
49 
50     /* always cleanup */
51     curl_easy_cleanup(curl);
52   }
53   return 0;
54 }
55