1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2016, 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 #ifdef WIN32
30 # include <io.h>
31 #else
32 # ifdef __VMS
33 typedef int intptr_t;
34 # endif
35 # if !defined(_AIX) && !defined(__sgi) && !defined(__osf__)
36 # include <stdint.h>
37 # endif
38 # include <unistd.h>
39 #endif
40 #include <sys/types.h>
41 #include <sys/stat.h>
42
43 #ifdef _MSC_VER
44 # ifdef _WIN64
45 typedef __int64 intptr_t;
46 # else
47 typedef int intptr_t;
48 # endif
49 #endif
50
51 #include <curl/curl.h>
52
53 #if LIBCURL_VERSION_NUM < 0x070c03
54 #error "upgrade your libcurl to no less than 7.12.3"
55 #endif
56
57 #ifndef TRUE
58 #define TRUE 1
59 #endif
60
61 #if defined(_AIX) || defined(__sgi) || defined(__osf__)
62 #ifndef intptr_t
63 #define intptr_t long
64 #endif
65 #endif
66
67 /*
68 * This example shows a HTTP PUT operation with authentiction using "any"
69 * type. It PUTs a file given as a command line argument to the URL also given
70 * on the command line.
71 *
72 * Since libcurl 7.12.3, using "any" auth and POST/PUT requires a set ioctl
73 * function.
74 *
75 * This example also uses its own read callback.
76 */
77
78 /* ioctl callback function */
my_ioctl(CURL * handle,curliocmd cmd,void * userp)79 static curlioerr my_ioctl(CURL *handle, curliocmd cmd, void *userp)
80 {
81 int *fdp = (int *)userp;
82 int fd = *fdp;
83
84 (void)handle; /* not used in here */
85
86 switch(cmd) {
87 case CURLIOCMD_RESTARTREAD:
88 /* mr libcurl kindly asks as to rewind the read data stream to start */
89 if(-1 == lseek(fd, 0, SEEK_SET))
90 /* couldn't rewind */
91 return CURLIOE_FAILRESTART;
92
93 break;
94
95 default: /* ignore unknown commands */
96 return CURLIOE_UNKNOWNCMD;
97 }
98 return CURLIOE_OK; /* success! */
99 }
100
101 /* read callback function, fread() look alike */
read_callback(void * ptr,size_t size,size_t nmemb,void * stream)102 static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream)
103 {
104 ssize_t retcode;
105 curl_off_t nread;
106
107 int *fdp = (int *)stream;
108 int fd = *fdp;
109
110 retcode = read(fd, ptr, size * nmemb);
111
112 nread = (curl_off_t)retcode;
113
114 fprintf(stderr, "*** We read %" CURL_FORMAT_CURL_OFF_T
115 " bytes from file\n", nread);
116
117 return retcode;
118 }
119
main(int argc,char ** argv)120 int main(int argc, char **argv)
121 {
122 CURL *curl;
123 CURLcode res;
124 int hd;
125 struct stat file_info;
126
127 char *file;
128 char *url;
129
130 if(argc < 3)
131 return 1;
132
133 file= argv[1];
134 url = argv[2];
135
136 /* get the file size of the local file */
137 hd = open(file, O_RDONLY);
138 fstat(hd, &file_info);
139
140 /* In windows, this will init the winsock stuff */
141 curl_global_init(CURL_GLOBAL_ALL);
142
143 /* get a curl handle */
144 curl = curl_easy_init();
145 if(curl) {
146 /* we want to use our own read function */
147 curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
148
149 /* which file to upload */
150 curl_easy_setopt(curl, CURLOPT_READDATA, (void*)&hd);
151
152 /* set the ioctl function */
153 curl_easy_setopt(curl, CURLOPT_IOCTLFUNCTION, my_ioctl);
154
155 /* pass the file descriptor to the ioctl callback as well */
156 curl_easy_setopt(curl, CURLOPT_IOCTLDATA, (void*)&hd);
157
158 /* enable "uploading" (which means PUT when doing HTTP) */
159 curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
160
161 /* specify target URL, and note that this URL should also include a file
162 name, not only a directory (as you can do with GTP uploads) */
163 curl_easy_setopt(curl, CURLOPT_URL, url);
164
165 /* and give the size of the upload, this supports large file sizes
166 on systems that have general support for it */
167 curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
168 (curl_off_t)file_info.st_size);
169
170 /* tell libcurl we can use "any" auth, which lets the lib pick one, but it
171 also costs one extra round-trip and possibly sending of all the PUT
172 data twice!!! */
173 curl_easy_setopt(curl, CURLOPT_HTTPAUTH, (long)CURLAUTH_ANY);
174
175 /* set user name and password for the authentication */
176 curl_easy_setopt(curl, CURLOPT_USERPWD, "user:password");
177
178 /* Now run off and do what you've been told! */
179 res = curl_easy_perform(curl);
180 /* Check for errors */
181 if(res != CURLE_OK)
182 fprintf(stderr, "curl_easy_perform() failed: %s\n",
183 curl_easy_strerror(res));
184
185 /* always cleanup */
186 curl_easy_cleanup(curl);
187 }
188 close(hd); /* close the local file */
189
190 curl_global_cleanup();
191 return 0;
192 }
193