1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2011, 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 http://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#include <stdio.h>
23
24#include <curl/curl.h>
25
26static size_t wrfu(void *ptr,  size_t  size,  size_t  nmemb,  void *stream)
27{
28  (void)stream;
29  (void)ptr;
30  return size * nmemb;
31}
32
33int main(void)
34{
35  CURL *curl;
36  CURLcode res;
37
38  curl_global_init(CURL_GLOBAL_DEFAULT);
39
40  curl = curl_easy_init();
41  if(curl) {
42    curl_easy_setopt(curl, CURLOPT_URL, "https://www.example.com/");
43
44    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, wrfu);
45
46    curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
47    curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
48
49    curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L);
50    curl_easy_setopt(curl, CURLOPT_CERTINFO, 1L);
51
52    res = curl_easy_perform(curl);
53
54    if(!res) {
55      union {
56        struct curl_slist    *to_info;
57        struct curl_certinfo *to_certinfo;
58      } ptr;
59
60      ptr.to_info = NULL;
61
62      res = curl_easy_getinfo(curl, CURLINFO_CERTINFO, &ptr.to_info);
63
64      if(!res && ptr.to_info) {
65        int i;
66
67        printf("%d certs!\n", ptr.to_certinfo->num_of_certs);
68
69        for(i = 0; i < ptr.to_certinfo->num_of_certs; i++) {
70          struct curl_slist *slist;
71
72          for(slist = ptr.to_certinfo->certinfo[i]; slist; slist = slist->next)
73            printf("%s\n", slist->data);
74
75        }
76      }
77
78    }
79
80    curl_easy_cleanup(curl);
81  }
82
83  curl_global_cleanup();
84
85  return 0;
86}
87