quickjs-tart

quickjs-based runtime for wallet-core logic
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certinfo.c (2323B)

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