1#ifndef HEADER_CURL_SMB_H
2#define HEADER_CURL_SMB_H
3/***************************************************************************
4 *                                  _   _ ____  _
5 *  Project                     ___| | | |  _ \| |
6 *                             / __| | | | |_) | |
7 *                            | (__| |_| |  _ <| |___
8 *                             \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 2014, Bill Nagel <wnagel@tycoint.com>, Exacq Technologies
11 *
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at https://curl.haxx.se/docs/copyright.html.
15 *
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
19 *
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
22 *
23 ***************************************************************************/
24
25enum smb_conn_state {
26  SMB_NOT_CONNECTED = 0,
27  SMB_CONNECTING,
28  SMB_NEGOTIATE,
29  SMB_SETUP,
30  SMB_CONNECTED
31};
32
33struct smb_conn {
34  enum smb_conn_state state;
35  char *user;
36  char *domain;
37  unsigned char challenge[8];
38  unsigned int session_key;
39  unsigned short uid;
40  char *recv_buf;
41  size_t upload_size;
42  size_t send_size;
43  size_t sent;
44  size_t got;
45};
46
47/*
48 * Definitions for SMB protocol data structures
49 */
50#ifdef BUILDING_CURL_SMB_C
51
52#if defined(_MSC_VER) || defined(__ILEC400__)
53#  define PACK
54#  pragma pack(push)
55#  pragma pack(1)
56#elif defined(__GNUC__)
57#  define PACK __attribute__((packed))
58#else
59#  define PACK
60#endif
61
62#define SMB_COM_CLOSE                 0x04
63#define SMB_COM_READ_ANDX             0x2e
64#define SMB_COM_WRITE_ANDX            0x2f
65#define SMB_COM_TREE_DISCONNECT       0x71
66#define SMB_COM_NEGOTIATE             0x72
67#define SMB_COM_SETUP_ANDX            0x73
68#define SMB_COM_TREE_CONNECT_ANDX     0x75
69#define SMB_COM_NT_CREATE_ANDX        0xa2
70#define SMB_COM_NO_ANDX_COMMAND       0xff
71
72#define SMB_WC_CLOSE                  0x03
73#define SMB_WC_READ_ANDX              0x0c
74#define SMB_WC_WRITE_ANDX             0x0e
75#define SMB_WC_SETUP_ANDX             0x0d
76#define SMB_WC_TREE_CONNECT_ANDX      0x04
77#define SMB_WC_NT_CREATE_ANDX         0x18
78
79#define SMB_FLAGS_CANONICAL_PATHNAMES 0x10
80#define SMB_FLAGS_CASELESS_PATHNAMES  0x08
81#define SMB_FLAGS2_UNICODE_STRINGS    0x8000
82#define SMB_FLAGS2_IS_LONG_NAME       0x0040
83#define SMB_FLAGS2_KNOWS_LONG_NAME    0x0001
84
85#define SMB_CAP_LARGE_FILES           0x08
86#define SMB_GENERIC_WRITE             0x40000000
87#define SMB_GENERIC_READ              0x80000000
88#define SMB_FILE_SHARE_ALL            0x07
89#define SMB_FILE_OPEN                 0x01
90#define SMB_FILE_OVERWRITE_IF         0x05
91
92#define SMB_ERR_NOACCESS              0x00050001
93
94struct smb_header {
95  unsigned char nbt_type;
96  unsigned char nbt_flags;
97  unsigned short nbt_length;
98  unsigned char magic[4];
99  unsigned char command;
100  unsigned int status;
101  unsigned char flags;
102  unsigned short flags2;
103  unsigned short pid_high;
104  unsigned char signature[8];
105  unsigned short pad;
106  unsigned short tid;
107  unsigned short pid;
108  unsigned short uid;
109  unsigned short mid;
110} PACK;
111
112struct smb_negotiate_response {
113  struct smb_header h;
114  unsigned char word_count;
115  unsigned short dialect_index;
116  unsigned char security_mode;
117  unsigned short max_mpx_count;
118  unsigned short max_number_vcs;
119  unsigned int max_buffer_size;
120  unsigned int max_raw_size;
121  unsigned int session_key;
122  unsigned int capabilities;
123  unsigned int system_time_low;
124  unsigned int system_time_high;
125  unsigned short server_time_zone;
126  unsigned char encryption_key_length;
127  unsigned short byte_count;
128  char bytes[1];
129} PACK;
130
131struct andx {
132  unsigned char command;
133  unsigned char pad;
134  unsigned short offset;
135} PACK;
136
137struct smb_setup {
138  unsigned char word_count;
139  struct andx andx;
140  unsigned short max_buffer_size;
141  unsigned short max_mpx_count;
142  unsigned short vc_number;
143  unsigned int session_key;
144  unsigned short lengths[2];
145  unsigned int pad;
146  unsigned int capabilities;
147  unsigned short byte_count;
148  char bytes[1024];
149} PACK;
150
151struct smb_tree_connect {
152  unsigned char word_count;
153  struct andx andx;
154  unsigned short flags;
155  unsigned short pw_len;
156  unsigned short byte_count;
157  char bytes[1024];
158} PACK;
159
160struct smb_nt_create {
161  unsigned char word_count;
162  struct andx andx;
163  unsigned char pad;
164  unsigned short name_length;
165  unsigned int flags;
166  unsigned int root_fid;
167  unsigned int access;
168#ifdef HAVE_LONGLONG
169  unsigned long long allocation_size;
170#else
171  unsigned __int64 allocation_size;
172#endif
173  unsigned int ext_file_attributes;
174  unsigned int share_access;
175  unsigned int create_disposition;
176  unsigned int create_options;
177  unsigned int impersonation_level;
178  unsigned char security_flags;
179  unsigned short byte_count;
180  char bytes[1024];
181} PACK;
182
183struct smb_nt_create_response {
184  struct smb_header h;
185  unsigned char word_count;
186  struct andx andx;
187  unsigned char op_lock_level;
188  unsigned short fid;
189  unsigned int create_disposition;
190#ifdef HAVE_LONGLONG
191  unsigned long long create_time;
192  unsigned long long last_access_time;
193  unsigned long long last_write_time;
194  unsigned long long last_change_time;
195#else
196  unsigned __int64 create_time;
197  unsigned __int64 last_access_time;
198  unsigned __int64 last_write_time;
199  unsigned __int64 last_change_time;
200#endif
201  unsigned int ext_file_attributes;
202#ifdef HAVE_LONGLONG
203  unsigned long long allocation_size;
204  unsigned long long end_of_file;
205#else
206  unsigned __int64 allocation_size;
207  unsigned __int64 end_of_file;
208#endif
209} PACK;
210
211struct smb_read {
212  unsigned char word_count;
213  struct andx andx;
214  unsigned short fid;
215  unsigned int offset;
216  unsigned short max_bytes;
217  unsigned short min_bytes;
218  unsigned int timeout;
219  unsigned short remaining;
220  unsigned int offset_high;
221  unsigned short byte_count;
222} PACK;
223
224struct smb_write {
225  struct smb_header h;
226  unsigned char word_count;
227  struct andx andx;
228  unsigned short fid;
229  unsigned int offset;
230  unsigned int timeout;
231  unsigned short write_mode;
232  unsigned short remaining;
233  unsigned short pad;
234  unsigned short data_length;
235  unsigned short data_offset;
236  unsigned int offset_high;
237  unsigned short byte_count;
238  unsigned char pad2;
239} PACK;
240
241struct smb_close {
242  unsigned char word_count;
243  unsigned short fid;
244  unsigned int last_mtime;
245  unsigned short byte_count;
246} PACK;
247
248struct smb_tree_disconnect {
249  unsigned char word_count;
250  unsigned short byte_count;
251} PACK;
252
253#if defined(_MSC_VER) || defined(__ILEC400__)
254#  pragma pack(pop)
255#endif
256
257#endif /* BUILDING_CURL_SMB_C */
258
259#if !defined(CURL_DISABLE_SMB) && defined(USE_NTLM) && \
260    (CURL_SIZEOF_CURL_OFF_T > 4)
261
262#if !defined(USE_WINDOWS_SSPI) || defined(USE_WIN32_CRYPTO)
263
264extern const struct Curl_handler Curl_handler_smb;
265extern const struct Curl_handler Curl_handler_smbs;
266
267#endif /* !USE_WINDOWS_SSPI || USE_WIN32_CRYPTO */
268
269#endif /* CURL_DISABLE_SMB && USE_NTLM && CURL_SIZEOF_CURL_OFF_T > 4 */
270
271#endif /* HEADER_CURL_SMB_H */
272