aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/curl/lib/smb.h
blob: 0e3c2ec112aeb34bfaa84c4717962370c61a85d8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
#ifndef HEADER_CURL_SMB_H
#define HEADER_CURL_SMB_H
/***************************************************************************
 *                                  _   _ ____  _
 *  Project                     ___| | | |  _ \| |
 *                             / __| | | | |_) | |
 *                            | (__| |_| |  _ <| |___
 *                             \___|\___/|_| \_\_____|
 *
 * Copyright (C) 2014, Bill Nagel <wnagel@tycoint.com>, Exacq Technologies
 * Copyright (C) 2018 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
 *
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution. The terms
 * are also available at https://curl.se/docs/copyright.html.
 *
 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
 * copies of the Software, and permit persons to whom the Software is
 * furnished to do so, under the terms of the COPYING file.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ***************************************************************************/

enum smb_conn_state {
  SMB_NOT_CONNECTED = 0,
  SMB_CONNECTING,
  SMB_NEGOTIATE,
  SMB_SETUP,
  SMB_CONNECTED
};

struct smb_conn {
  enum smb_conn_state state;
  char *user;
  char *domain;
  char *share;
  unsigned char challenge[8];
  unsigned int session_key;
  unsigned short uid;
  char *recv_buf;
  size_t upload_size;
  size_t send_size;
  size_t sent;
  size_t got;
};

/*
 * Definitions for SMB protocol data structures
 */
#ifdef BUILDING_CURL_SMB_C

#if defined(_MSC_VER) || defined(__ILEC400__)
#  define PACK
#  pragma pack(push)
#  pragma pack(1)
#elif defined(__GNUC__)
#  define PACK __attribute__((packed))
#else
#  define PACK
#endif

#define SMB_COM_CLOSE                 0x04
#define SMB_COM_READ_ANDX             0x2e
#define SMB_COM_WRITE_ANDX            0x2f
#define SMB_COM_TREE_DISCONNECT       0x71
#define SMB_COM_NEGOTIATE             0x72
#define SMB_COM_SETUP_ANDX            0x73
#define SMB_COM_TREE_CONNECT_ANDX     0x75
#define SMB_COM_NT_CREATE_ANDX        0xa2
#define SMB_COM_NO_ANDX_COMMAND       0xff

#define SMB_WC_CLOSE                  0x03
#define SMB_WC_READ_ANDX              0x0c
#define SMB_WC_WRITE_ANDX             0x0e
#define SMB_WC_SETUP_ANDX             0x0d
#define SMB_WC_TREE_CONNECT_ANDX      0x04
#define SMB_WC_NT_CREATE_ANDX         0x18

#define SMB_FLAGS_CANONICAL_PATHNAMES 0x10
#define SMB_FLAGS_CASELESS_PATHNAMES  0x08
#define SMB_FLAGS2_UNICODE_STRINGS    0x8000
#define SMB_FLAGS2_IS_LONG_NAME       0x0040
#define SMB_FLAGS2_KNOWS_LONG_NAME    0x0001

#define SMB_CAP_LARGE_FILES           0x08
#define SMB_GENERIC_WRITE             0x40000000
#define SMB_GENERIC_READ              0x80000000
#define SMB_FILE_SHARE_ALL            0x07
#define SMB_FILE_OPEN                 0x01
#define SMB_FILE_OVERWRITE_IF         0x05

#define SMB_ERR_NOACCESS              0x00050001

struct smb_header {
  unsigned char nbt_type;
  unsigned char nbt_flags;
  unsigned short nbt_length;
  unsigned char magic[4];
  unsigned char command;
  unsigned int status;
  unsigned char flags;
  unsigned short flags2;
  unsigned short pid_high;
  unsigned char signature[8];
  unsigned short pad;
  unsigned short tid;
  unsigned short pid;
  unsigned short uid;
  unsigned short mid;
} PACK;

struct smb_negotiate_response {
  struct smb_header h;
  unsigned char word_count;
  unsigned short dialect_index;
  unsigned char security_mode;
  unsigned short max_mpx_count;
  unsigned short max_number_vcs;
  unsigned int max_buffer_size;
  unsigned int max_raw_size;
  unsigned int session_key;
  unsigned int capabilities;
  unsigned int system_time_low;
  unsigned int system_time_high;
  unsigned short server_time_zone;
  unsigned char encryption_key_length;
  unsigned short byte_count;
  char bytes[1];
} PACK;

struct andx {
  unsigned char command;
  unsigned char pad;
  unsigned short offset;
} PACK;

struct smb_setup {
  unsigned char word_count;
  struct andx andx;
  unsigned short max_buffer_size;
  unsigned short max_mpx_count;
  unsigned short vc_number;
  unsigned int session_key;
  unsigned short lengths[2];
  unsigned int pad;
  unsigned int capabilities;
  unsigned short byte_count;
  char bytes[1024];
} PACK;

struct smb_tree_connect {
  unsigned char word_count;
  struct andx andx;
  unsigned short flags;
  unsigned short pw_len;
  unsigned short byte_count;
  char bytes[1024];
} PACK;

struct smb_nt_create {
  unsigned char word_count;
  struct andx andx;
  unsigned char pad;
  unsigned short name_length;
  unsigned int flags;
  unsigned int root_fid;
  unsigned int access;
  curl_off_t allocation_size;
  unsigned int ext_file_attributes;
  unsigned int share_access;
  unsigned int create_disposition;
  unsigned int create_options;
  unsigned int impersonation_level;
  unsigned char security_flags;
  unsigned short byte_count;
  char bytes[1024];
} PACK;

struct smb_nt_create_response {
  struct smb_header h;
  unsigned char word_count;
  struct andx andx;
  unsigned char op_lock_level;
  unsigned short fid;
  unsigned int create_disposition;

  curl_off_t create_time;
  curl_off_t last_access_time;
  curl_off_t last_write_time;
  curl_off_t last_change_time;
  unsigned int ext_file_attributes;
  curl_off_t allocation_size;
  curl_off_t end_of_file;
} PACK;

struct smb_read {
  unsigned char word_count;
  struct andx andx;
  unsigned short fid;
  unsigned int offset;
  unsigned short max_bytes;
  unsigned short min_bytes;
  unsigned int timeout;
  unsigned short remaining;
  unsigned int offset_high;
  unsigned short byte_count;
} PACK;

struct smb_write {
  struct smb_header h;
  unsigned char word_count;
  struct andx andx;
  unsigned short fid;
  unsigned int offset;
  unsigned int timeout;
  unsigned short write_mode;
  unsigned short remaining;
  unsigned short pad;
  unsigned short data_length;
  unsigned short data_offset;
  unsigned int offset_high;
  unsigned short byte_count;
  unsigned char pad2;
} PACK;

struct smb_close {
  unsigned char word_count;
  unsigned short fid;
  unsigned int last_mtime;
  unsigned short byte_count;
} PACK;

struct smb_tree_disconnect {
  unsigned char word_count;
  unsigned short byte_count;
} PACK;

#if defined(_MSC_VER) || defined(__ILEC400__)
#  pragma pack(pop)
#endif

#endif /* BUILDING_CURL_SMB_C */

#if !defined(CURL_DISABLE_SMB) && defined(USE_CURL_NTLM_CORE) && \
    (SIZEOF_CURL_OFF_T > 4)

extern const struct Curl_handler Curl_handler_smb;
extern const struct Curl_handler Curl_handler_smbs;

#endif /* CURL_DISABLE_SMB && USE_CURL_NTLM_CORE &&
          SIZEOF_CURL_OFF_T > 4 */

#endif /* HEADER_CURL_SMB_H */