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comparison mupdf-source/thirdparty/curl/docs/examples/anyauthput.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 - 2017, 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 /* <DESC>
23 * HTTP PUT upload with authentiction using "any" method. libcurl picks the
24 * one the server supports/wants.
25 * </DESC>
26 */
27 #include <stdio.h>
28 #include <fcntl.h>
29 #include <sys/types.h>
30 #include <sys/stat.h>
31
32 #include <curl/curl.h>
33
34 #ifdef WIN32
35 # include <io.h>
36 # define READ_3RD_ARG unsigned int
37 #else
38 # include <unistd.h>
39 # define READ_3RD_ARG size_t
40 #endif
41
42 #if LIBCURL_VERSION_NUM < 0x070c03
43 #error "upgrade your libcurl to no less than 7.12.3"
44 #endif
45
46 /*
47 * This example shows a HTTP PUT operation with authentiction using "any"
48 * type. It PUTs a file given as a command line argument to the URL also given
49 * on the command line.
50 *
51 * Since libcurl 7.12.3, using "any" auth and POST/PUT requires a set ioctl
52 * function.
53 *
54 * This example also uses its own read callback.
55 */
56
57 /* ioctl callback function */
58 static curlioerr my_ioctl(CURL *handle, curliocmd cmd, void *userp)
59 {
60 int *fdp = (int *)userp;
61 int fd = *fdp;
62
63 (void)handle; /* not used in here */
64
65 switch(cmd) {
66 case CURLIOCMD_RESTARTREAD:
67 /* mr libcurl kindly asks as to rewind the read data stream to start */
68 if(-1 == lseek(fd, 0, SEEK_SET))
69 /* couldn't rewind */
70 return CURLIOE_FAILRESTART;
71
72 break;
73
74 default: /* ignore unknown commands */
75 return CURLIOE_UNKNOWNCMD;
76 }
77 return CURLIOE_OK; /* success! */
78 }
79
80 /* read callback function, fread() look alike */
81 static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream)
82 {
83 ssize_t retcode;
84 curl_off_t nread;
85
86 int *fdp = (int *)stream;
87 int fd = *fdp;
88
89 retcode = read(fd, ptr, (READ_3RD_ARG)(size * nmemb));
90
91 nread = (curl_off_t)retcode;
92
93 fprintf(stderr, "*** We read %" CURL_FORMAT_CURL_OFF_T
94 " bytes from file\n", nread);
95
96 return retcode;
97 }
98
99 int main(int argc, char **argv)
100 {
101 CURL *curl;
102 CURLcode res;
103 int hd;
104 struct stat file_info;
105
106 char *file;
107 char *url;
108
109 if(argc < 3)
110 return 1;
111
112 file = argv[1];
113 url = argv[2];
114
115 /* get the file size of the local file */
116 hd = open(file, O_RDONLY);
117 fstat(hd, &file_info);
118
119 /* In windows, this will init the winsock stuff */
120 curl_global_init(CURL_GLOBAL_ALL);
121
122 /* get a curl handle */
123 curl = curl_easy_init();
124 if(curl) {
125 /* we want to use our own read function */
126 curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
127
128 /* which file to upload */
129 curl_easy_setopt(curl, CURLOPT_READDATA, (void *)&hd);
130
131 /* set the ioctl function */
132 curl_easy_setopt(curl, CURLOPT_IOCTLFUNCTION, my_ioctl);
133
134 /* pass the file descriptor to the ioctl callback as well */
135 curl_easy_setopt(curl, CURLOPT_IOCTLDATA, (void *)&hd);
136
137 /* enable "uploading" (which means PUT when doing HTTP) */
138 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
139
140 /* specify target URL, and note that this URL should also include a file
141 name, not only a directory (as you can do with GTP uploads) */
142 curl_easy_setopt(curl, CURLOPT_URL, url);
143
144 /* and give the size of the upload, this supports large file sizes
145 on systems that have general support for it */
146 curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
147 (curl_off_t)file_info.st_size);
148
149 /* tell libcurl we can use "any" auth, which lets the lib pick one, but it
150 also costs one extra round-trip and possibly sending of all the PUT
151 data twice!!! */
152 curl_easy_setopt(curl, CURLOPT_HTTPAUTH, (long)CURLAUTH_ANY);
153
154 /* set user name and password for the authentication */
155 curl_easy_setopt(curl, CURLOPT_USERPWD, "user:password");
156
157 /* Now run off and do what you've been told! */
158 res = curl_easy_perform(curl);
159 /* Check for errors */
160 if(res != CURLE_OK)
161 fprintf(stderr, "curl_easy_perform() failed: %s\n",
162 curl_easy_strerror(res));
163
164 /* always cleanup */
165 curl_easy_cleanup(curl);
166 }
167 close(hd); /* close the local file */
168
169 curl_global_cleanup();
170 return 0;
171 }