1 /***************************************************************************
3 * Project ___| | | | _ \| |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
8 * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
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.
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.
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
21 ***************************************************************************/
27 #include <curl/curl.h>
30 * This example shows a HTTP PUT operation. PUTs a file given as a command
31 * line argument to the URL also given on the command line.
33 * This example also uses its own read callback.
35 * Here's an article on how to setup a PUT handler for Apache:
36 * http://www.apacheweek.com/features/put
39 static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream)
44 /* in real-world cases, this would probably get this data differently
45 as this fread() stuff is exactly what the library already would do
46 by default internally */
47 retcode = fread(ptr, size, nmemb, stream);
49 nread = (curl_off_t)retcode;
51 fprintf(stderr, "*** We read %" CURL_FORMAT_CURL_OFF_T
52 " bytes from file\n", nread);
57 int main(int argc, char **argv)
63 struct stat file_info;
74 /* get the file size of the local file */
75 hd = open(file, O_RDONLY) ;
76 fstat(hd, &file_info);
79 /* get a FILE * of the same file, could also be made with
80 fdopen() from the previous descriptor, but hey this is just
82 hd_src = fopen(file, "rb");
84 /* In windows, this will init the winsock stuff */
85 curl_global_init(CURL_GLOBAL_ALL);
87 /* get a curl handle */
88 curl = curl_easy_init();
90 /* we want to use our own read function */
91 curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
93 /* enable uploading */
94 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
97 curl_easy_setopt(curl, CURLOPT_PUT, 1L);
99 /* specify target URL, and note that this URL should include a file
100 name, not only a directory */
101 curl_easy_setopt(curl, CURLOPT_URL, url);
103 /* now specify which file to upload */
104 curl_easy_setopt(curl, CURLOPT_READDATA, hd_src);
106 /* provide the size of the upload, we specicially typecast the value
107 to curl_off_t since we must be sure to use the correct data size */
108 curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
109 (curl_off_t)file_info.st_size);
111 /* Now run off and do what you've been told! */
112 res = curl_easy_perform(curl);
113 /* Check for errors */
115 fprintf(stderr, "curl_easy_perform() failed: %s\n",
116 curl_easy_strerror(res));
119 curl_easy_cleanup(curl);
121 fclose(hd_src); /* close the local file */
123 curl_global_cleanup();