annotate mupdf-source/thirdparty/curl/docs/examples/https.c @ 32:72c1b70d4f5c

Also apply -Werror=implicit-function-declaration
author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 21 Sep 2025 15:10:12 +0200
parents b50eed0cc0ef
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1 /***************************************************************************
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2 * _ _ ____ _
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3 * Project ___| | | | _ \| |
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4 * / __| | | | |_) | |
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5 * | (__| |_| | _ <| |___
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6 * \___|\___/|_| \_\_____|
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7 *
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8 * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
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9 *
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10 * This software is licensed as described in the file COPYING, which
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11 * you should have received as part of this distribution. The terms
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12 * are also available at https://curl.haxx.se/docs/copyright.html.
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13 *
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14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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15 * copies of the Software, and permit persons to whom the Software is
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16 * furnished to do so, under the terms of the COPYING file.
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17 *
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18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 * KIND, either express or implied.
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20 *
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21 ***************************************************************************/
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22 /* <DESC>
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23 * Simple HTTPS GET
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24 * </DESC>
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25 */
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26 #include <stdio.h>
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27 #include <curl/curl.h>
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29 int main(void)
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30 {
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31 CURL *curl;
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32 CURLcode res;
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33
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34 curl_global_init(CURL_GLOBAL_DEFAULT);
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36 curl = curl_easy_init();
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37 if(curl) {
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38 curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
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40 #ifdef SKIP_PEER_VERIFICATION
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41 /*
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42 * If you want to connect to a site who isn't using a certificate that is
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43 * signed by one of the certs in the CA bundle you have, you can skip the
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44 * verification of the server's certificate. This makes the connection
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45 * A LOT LESS SECURE.
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46 *
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47 * If you have a CA cert for the server stored someplace else than in the
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48 * default bundle, then the CURLOPT_CAPATH option might come handy for
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49 * you.
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50 */
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51 curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
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52 #endif
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53
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54 #ifdef SKIP_HOSTNAME_VERIFICATION
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55 /*
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56 * If the site you're connecting to uses a different host name that what
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57 * they have mentioned in their server certificate's commonName (or
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58 * subjectAltName) fields, libcurl will refuse to connect. You can skip
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59 * this check, but this will make the connection less secure.
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60 */
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61 curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
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62 #endif
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64 /* Perform the request, res will get the return code */
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65 res = curl_easy_perform(curl);
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66 /* Check for errors */
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67 if(res != CURLE_OK)
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68 fprintf(stderr, "curl_easy_perform() failed: %s\n",
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69 curl_easy_strerror(res));
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71 /* always cleanup */
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72 curl_easy_cleanup(curl);
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73 }
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75 curl_global_cleanup();
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76
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77 return 0;
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78 }