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comparison mupdf-source/thirdparty/curl/docs/examples/ftpgetinfo.c @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2019, 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.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 #include <string.h>
24
25 #include <curl/curl.h>
26
27 /* <DESC>
28 * Checks a single file's size and mtime from an FTP server.
29 * </DESC>
30 */
31
32 static size_t throw_away(void *ptr, size_t size, size_t nmemb, void *data)
33 {
34 (void)ptr;
35 (void)data;
36 /* we are not interested in the headers itself,
37 so we only return the size we would have saved ... */
38 return (size_t)(size * nmemb);
39 }
40
41 int main(void)
42 {
43 char ftpurl[] = "ftp://ftp.example.com/gnu/binutils/binutils-2.19.1.tar.bz2";
44 CURL *curl;
45 CURLcode res;
46 long filetime = -1;
47 double filesize = 0.0;
48 const char *filename = strrchr(ftpurl, '/') + 1;
49
50 curl_global_init(CURL_GLOBAL_DEFAULT);
51
52 curl = curl_easy_init();
53 if(curl) {
54 curl_easy_setopt(curl, CURLOPT_URL, ftpurl);
55 /* No download if the file */
56 curl_easy_setopt(curl, CURLOPT_NOBODY, 1L);
57 /* Ask for filetime */
58 curl_easy_setopt(curl, CURLOPT_FILETIME, 1L);
59 curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, throw_away);
60 curl_easy_setopt(curl, CURLOPT_HEADER, 0L);
61 /* Switch on full protocol/debug output */
62 /* curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); */
63
64 res = curl_easy_perform(curl);
65
66 if(CURLE_OK == res) {
67 /* https://curl.haxx.se/libcurl/c/curl_easy_getinfo.html */
68 res = curl_easy_getinfo(curl, CURLINFO_FILETIME, &filetime);
69 if((CURLE_OK == res) && (filetime >= 0)) {
70 time_t file_time = (time_t)filetime;
71 printf("filetime %s: %s", filename, ctime(&file_time));
72 }
73 res = curl_easy_getinfo(curl, CURLINFO_CONTENT_LENGTH_DOWNLOAD,
74 &filesize);
75 if((CURLE_OK == res) && (filesize>0.0))
76 printf("filesize %s: %0.0f bytes\n", filename, filesize);
77 }
78 else {
79 /* we failed */
80 fprintf(stderr, "curl told us %d\n", res);
81 }
82
83 /* always cleanup */
84 curl_easy_cleanup(curl);
85 }
86
87 curl_global_cleanup();
88
89 return 0;
90 }