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