1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2012, 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 http://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 <fcntl.h>
24#include <sys/stat.h>
25#include <curl/curl.h>
26
27/*
28 * This example shows a HTTP PUT operation. PUTs a file given as a command
29 * line argument to the URL also given on the command line.
30 *
31 * This example also uses its own read callback.
32 *
33 * Here's an article on how to setup a PUT handler for Apache:
34 * http://www.apacheweek.com/features/put
35 */
36
37static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream)
38{
39  size_t retcode;
40  curl_off_t nread;
41
42  /* in real-world cases, this would probably get this data differently
43     as this fread() stuff is exactly what the library already would do
44     by default internally */
45  retcode = fread(ptr, size, nmemb, stream);
46
47  nread = (curl_off_t)retcode;
48
49  fprintf(stderr, "*** We read %" CURL_FORMAT_CURL_OFF_T
50          " bytes from file\n", nread);
51
52  return retcode;
53}
54
55int main(int argc, char **argv)
56{
57  CURL *curl;
58  CURLcode res;
59  FILE * hd_src ;
60  struct stat file_info;
61
62  char *file;
63  char *url;
64
65  if(argc < 3)
66    return 1;
67
68  file= argv[1];
69  url = argv[2];
70
71  /* get the file size of the local file */
72  stat(file, &file_info);
73
74  /* get a FILE * of the same file, could also be made with
75     fdopen() from the previous descriptor, but hey this is just
76     an example! */
77  hd_src = fopen(file, "rb");
78
79  /* In windows, this will init the winsock stuff */
80  curl_global_init(CURL_GLOBAL_ALL);
81
82  /* get a curl handle */
83  curl = curl_easy_init();
84  if(curl) {
85    /* we want to use our own read function */
86    curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
87
88    /* enable uploading */
89    curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
90
91    /* HTTP PUT please */
92    curl_easy_setopt(curl, CURLOPT_PUT, 1L);
93
94    /* specify target URL, and note that this URL should include a file
95       name, not only a directory */
96    curl_easy_setopt(curl, CURLOPT_URL, url);
97
98    /* now specify which file to upload */
99    curl_easy_setopt(curl, CURLOPT_READDATA, hd_src);
100
101    /* provide the size of the upload, we specicially typecast the value
102       to curl_off_t since we must be sure to use the correct data size */
103    curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
104                     (curl_off_t)file_info.st_size);
105
106    /* Now run off and do what you've been told! */
107    res = curl_easy_perform(curl);
108    /* Check for errors */
109    if(res != CURLE_OK)
110      fprintf(stderr, "curl_easy_perform() failed: %s\n",
111              curl_easy_strerror(res));
112
113    /* always cleanup */
114    curl_easy_cleanup(curl);
115  }
116  fclose(hd_src); /* close the local file */
117
118  curl_global_cleanup();
119  return 0;
120}
121