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#ifdef WIN32
25#  include <io.h>
26#else
27#  ifdef __VMS
28     typedef int intptr_t;
29#  endif
30#  if !defined(_AIX) && !defined(__sgi) && !defined(__osf__)
31#    include <stdint.h>
32#  endif
33#  include <unistd.h>
34#endif
35#include <sys/types.h>
36#include <sys/stat.h>
37
38#ifdef _MSC_VER
39#  ifdef _WIN64
40     typedef __int64 intptr_t;
41#  else
42     typedef int intptr_t;
43#  endif
44#endif
45
46#include <curl/curl.h>
47
48#if LIBCURL_VERSION_NUM < 0x070c03
49#error "upgrade your libcurl to no less than 7.12.3"
50#endif
51
52#ifndef TRUE
53#define TRUE 1
54#endif
55
56#if defined(_AIX) || defined(__sgi) || defined(__osf__)
57#ifndef intptr_t
58#define intptr_t long
59#endif
60#endif
61
62/*
63 * This example shows a HTTP PUT operation with authentiction using "any"
64 * type. It PUTs a file given as a command line argument to the URL also given
65 * on the command line.
66 *
67 * Since libcurl 7.12.3, using "any" auth and POST/PUT requires a set ioctl
68 * function.
69 *
70 * This example also uses its own read callback.
71 */
72
73/* ioctl callback function */
74static curlioerr my_ioctl(CURL *handle, curliocmd cmd, void *userp)
75{
76  intptr_t fd = (intptr_t)userp;
77
78  (void)handle; /* not used in here */
79
80  switch(cmd) {
81  case CURLIOCMD_RESTARTREAD:
82    /* mr libcurl kindly asks as to rewind the read data stream to start */
83    if(-1 == lseek(fd, 0, SEEK_SET))
84      /* couldn't rewind */
85      return CURLIOE_FAILRESTART;
86
87    break;
88
89  default: /* ignore unknown commands */
90    return CURLIOE_UNKNOWNCMD;
91  }
92  return CURLIOE_OK; /* success! */
93}
94
95/* read callback function, fread() look alike */
96static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream)
97{
98  size_t retcode;
99  curl_off_t nread;
100
101  intptr_t fd = (intptr_t)stream;
102
103  retcode = read(fd, ptr, size * nmemb);
104
105  nread = (curl_off_t)retcode;
106
107  fprintf(stderr, "*** We read %" CURL_FORMAT_CURL_OFF_T
108          " bytes from file\n", nread);
109
110  return retcode;
111}
112
113int main(int argc, char **argv)
114{
115  CURL *curl;
116  CURLcode res;
117  intptr_t hd ;
118  struct stat file_info;
119
120  char *file;
121  char *url;
122
123  if(argc < 3)
124    return 1;
125
126  file= argv[1];
127  url = argv[2];
128
129  /* get the file size of the local file */
130  hd = open(file, O_RDONLY) ;
131  fstat(hd, &file_info);
132
133  /* In windows, this will init the winsock stuff */
134  curl_global_init(CURL_GLOBAL_ALL);
135
136  /* get a curl handle */
137  curl = curl_easy_init();
138  if(curl) {
139    /* we want to use our own read function */
140    curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
141
142    /* which file to upload */
143    curl_easy_setopt(curl, CURLOPT_READDATA, (void*)hd);
144
145    /* set the ioctl function */
146    curl_easy_setopt(curl, CURLOPT_IOCTLFUNCTION, my_ioctl);
147
148    /* pass the file descriptor to the ioctl callback as well */
149    curl_easy_setopt(curl, CURLOPT_IOCTLDATA, (void*)hd);
150
151    /* enable "uploading" (which means PUT when doing HTTP) */
152    curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L) ;
153
154    /* specify target URL, and note that this URL should also include a file
155       name, not only a directory (as you can do with GTP uploads) */
156    curl_easy_setopt(curl,CURLOPT_URL, url);
157
158    /* and give the size of the upload, this supports large file sizes
159       on systems that have general support for it */
160    curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
161                     (curl_off_t)file_info.st_size);
162
163    /* tell libcurl we can use "any" auth, which lets the lib pick one, but it
164       also costs one extra round-trip and possibly sending of all the PUT
165       data twice!!! */
166    curl_easy_setopt(curl, CURLOPT_HTTPAUTH, (long)CURLAUTH_ANY);
167
168    /* set user name and password for the authentication */
169    curl_easy_setopt(curl, CURLOPT_USERPWD, "user:password");
170
171    /* Now run off and do what you've been told! */
172    res = curl_easy_perform(curl);
173    /* Check for errors */
174    if(res != CURLE_OK)
175      fprintf(stderr, "curl_easy_perform() failed: %s\n",
176              curl_easy_strerror(res));
177
178    /* always cleanup */
179    curl_easy_cleanup(curl);
180  }
181  close(hd); /* close the local file */
182
183  curl_global_cleanup();
184  return 0;
185}
186