xref: /third_party/curl/docs/examples/simplepost.c (revision 13498266)
1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 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.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 * SPDX-License-Identifier: curl
22 *
23 ***************************************************************************/
24/* <DESC>
25 * Very simple HTTP POST
26 * </DESC>
27 */
28#include <stdio.h>
29#include <string.h>
30#include <curl/curl.h>
31
32int main(void)
33{
34  CURL *curl;
35  CURLcode res;
36
37  static const char *postthis = "moo mooo moo moo";
38
39  curl = curl_easy_init();
40  if(curl) {
41    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
42    curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postthis);
43
44    /* if we do not provide POSTFIELDSIZE, libcurl will strlen() by
45       itself */
46    curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, (long)strlen(postthis));
47
48    /* Perform the request, res will get the return code */
49    res = curl_easy_perform(curl);
50    /* Check for errors */
51    if(res != CURLE_OK)
52      fprintf(stderr, "curl_easy_perform() failed: %s\n",
53              curl_easy_strerror(res));
54
55    /* always cleanup */
56    curl_easy_cleanup(curl);
57  }
58  return 0;
59}
60