summaryrefslogtreecommitdiff
path: root/source4/include/smb.h
blob: 078e9b39c896a092fbf55bc07d84c11a4b80035b (plain)
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
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
/* 
   Unix SMB/CIFS implementation.
   SMB parameters and setup, plus a whole lot more.
   
   Copyright (C) Andrew Tridgell              1992-2000
   Copyright (C) John H Terpstra              1996-2002
   Copyright (C) Luke Kenneth Casson Leighton 1996-2000
   Copyright (C) Paul Ashton                  1998-2000
   Copyright (C) Simo Sorce                   2001-2002
   Copyright (C) Martin Pool		      2002
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef _SMB_H
#define _SMB_H

#define NMB_PORT 137
#define DGRAM_PORT 138
#define SMB_PORT1 445
#define SMB_PORT2 139
#define SMB_PORTS "445 139"

enum smb_signing_state {SMB_SIGNING_OFF, SMB_SIGNING_SUPPORTED, 
			SMB_SIGNING_REQUIRED, SMB_SIGNING_AUTO};

/* deny modes */
#define DENY_DOS 0
#define DENY_ALL 1
#define DENY_WRITE 2
#define DENY_READ 3
#define DENY_NONE 4
#define DENY_FCB 7

/* open modes */
#define DOS_OPEN_RDONLY 0
#define DOS_OPEN_WRONLY 1
#define DOS_OPEN_RDWR 2
#define DOS_OPEN_FCB 0xF


/**********************************/
/* SMBopen field definitions      */
#define OPEN_FLAGS_DENY_MASK  0x70
#define OPEN_FLAGS_DENY_DOS   0x00
#define OPEN_FLAGS_DENY_ALL   0x10
#define OPEN_FLAGS_DENY_WRITE 0x20
#define OPEN_FLAGS_DENY_READ  0x30
#define OPEN_FLAGS_DENY_NONE  0x40

#define OPEN_FLAGS_MODE_MASK  0x0F
#define OPEN_FLAGS_OPEN_READ     0
#define OPEN_FLAGS_OPEN_WRITE    1
#define OPEN_FLAGS_OPEN_RDWR     2
#define OPEN_FLAGS_FCB        0xFF


/**********************************/
/* SMBopenX field definitions     */

/* OpenX Flags field. */
#define OPENX_FLAGS_ADDITIONAL_INFO      0x01
#define OPENX_FLAGS_REQUEST_OPLOCK       0x02
#define OPENX_FLAGS_REQUEST_BATCH_OPLOCK 0x04
#define OPENX_FLAGS_EA_LEN               0x08
#define OPENX_FLAGS_EXTENDED_RETURN      0x10

/* desired access (open_mode), split info 4 4-bit nibbles */
#define OPENX_MODE_ACCESS_MASK   0x000F
#define OPENX_MODE_ACCESS_READ   0x0000
#define OPENX_MODE_ACCESS_WRITE  0x0001
#define OPENX_MODE_ACCESS_RDWR   0x0002
#define OPENX_MODE_ACCESS_EXEC   0x0003
#define OPENX_MODE_ACCESS_FCB    0x000F

#define OPENX_MODE_DENY_SHIFT    4
#define OPENX_MODE_DENY_MASK     (0xF        << OPENX_MODE_DENY_SHIFT)
#define OPENX_MODE_DENY_DOS      (DENY_DOS   << OPENX_MODE_DENY_SHIFT)
#define OPENX_MODE_DENY_ALL      (DENY_ALL   << OPENX_MODE_DENY_SHIFT)
#define OPENX_MODE_DENY_WRITE    (DENY_WRITE << OPENX_MODE_DENY_SHIFT)
#define OPENX_MODE_DENY_READ     (DENY_READ  << OPENX_MODE_DENY_SHIFT)
#define OPENX_MODE_DENY_NONE     (DENY_NONE  << OPENX_MODE_DENY_SHIFT)
#define OPENX_MODE_DENY_FCB      (0xF        << OPENX_MODE_DENY_SHIFT)

#define OPENX_MODE_LOCALITY_MASK 0x0F00 /* what does this do? */

#define OPENX_MODE_NO_CACHE      0x1000
#define OPENX_MODE_WRITE_THRU    0x4000

/* open function values */
#define OPENX_OPEN_FUNC_MASK  0x3
#define OPENX_OPEN_FUNC_FAIL  0x0
#define OPENX_OPEN_FUNC_OPEN  0x1
#define OPENX_OPEN_FUNC_TRUNC 0x2

/* The above can be OR'ed with... */
#define OPENX_OPEN_FUNC_CREATE 0x10

/* openx action in reply */
#define OPENX_ACTION_EXISTED    1
#define OPENX_ACTION_CREATED    2
#define OPENX_ACTION_TRUNCATED  3


/**********************************/
/* SMBntcreateX field definitions */

/* ntcreatex flags field. */
#define NTCREATEX_FLAGS_REQUEST_OPLOCK       0x02
#define NTCREATEX_FLAGS_REQUEST_BATCH_OPLOCK 0x04
#define NTCREATEX_FLAGS_OPEN_DIRECTORY       0x08 /* TODO: opens parent? we need
						     a test suite for this */
#define NTCREATEX_FLAGS_EXTENDED             0x10

/* the ntcreatex access_mask field 
   this is split into 4 pieces
   AAAABBBBCCCCCCCCDDDDDDDDDDDDDDDD
   A -> GENERIC_RIGHT_*
   B -> SEC_RIGHT_*
   C -> STD_RIGHT_*
   D -> SA_RIGHT_*
   
   which set of SA_RIGHT_* bits is applicable depends on the type
   of object.
*/



/* ntcreatex share_access field */
#define NTCREATEX_SHARE_ACCESS_NONE   0
#define NTCREATEX_SHARE_ACCESS_READ   1
#define NTCREATEX_SHARE_ACCESS_WRITE  2
#define NTCREATEX_SHARE_ACCESS_DELETE 4

/* ntcreatex open_disposition field */
#define NTCREATEX_DISP_SUPERSEDE 0     /* supersede existing file (if it exists) */
#define NTCREATEX_DISP_OPEN 1          /* if file exists open it, else fail */
#define NTCREATEX_DISP_CREATE 2        /* if file exists fail, else create it */
#define NTCREATEX_DISP_OPEN_IF 3       /* if file exists open it, else create it */
#define NTCREATEX_DISP_OVERWRITE 4     /* if exists overwrite, else fail */
#define NTCREATEX_DISP_OVERWRITE_IF 5  /* if exists overwrite, else create */

/* ntcreatex create_options field */
#define NTCREATEX_OPTIONS_DIRECTORY                0x0001
#define NTCREATEX_OPTIONS_WRITE_THROUGH            0x0002
#define NTCREATEX_OPTIONS_SEQUENTIAL_ONLY          0x0004
#define NTCREATEX_OPTIONS_SYNC_ALERT	           0x0010
#define NTCREATEX_OPTIONS_ASYNC_ALERT	           0x0020
#define NTCREATEX_OPTIONS_NON_DIRECTORY_FILE       0x0040
#define NTCREATEX_OPTIONS_NO_EA_KNOWLEDGE          0x0200
#define NTCREATEX_OPTIONS_EIGHT_DOT_THREE_ONLY     0x0400
#define NTCREATEX_OPTIONS_RANDOM_ACCESS            0x0800
#define NTCREATEX_OPTIONS_DELETE_ON_CLOSE          0x1000
#define NTCREATEX_OPTIONS_OPEN_BY_FILE_ID          0x2000

/* create options these bits are for private use by backends, they are
   not valid on the wire */
#define NTCREATEX_OPTIONS_PRIVATE_MASK         0xFF000000
#define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS     0x01000000
#define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB     0x02000000


/* ntcreatex impersonation field */
#define NTCREATEX_IMPERSONATION_ANONYMOUS      0
#define NTCREATEX_IMPERSONATION_IDENTIFICATION 1
#define NTCREATEX_IMPERSONATION_IMPERSONATION  2
#define NTCREATEX_IMPERSONATION_DELEGATION     3

/* ntcreatex security flags bit field */
#define NTCREATEX_SECURITY_DYNAMIC             1
#define NTCREATEX_SECURITY_ALL                 2

/* ntcreatex create_action in reply */
#define NTCREATEX_ACTION_EXISTED     1
#define NTCREATEX_ACTION_CREATED     2
#define NTCREATEX_ACTION_TRUNCATED   3
/* the value 5 can also be returned when you try to create a directory with
   incorrect parameters - what does it mean? maybe created temporary file? */
#define NTCREATEX_ACTION_UNKNOWN 5


struct security_token {
	struct dom_sid *user_sid;
	struct dom_sid *group_sid;
	uint32_t num_sids;
	struct dom_sid **sids;
	uint64_t privilege_mask;
};

/* used to hold an arbitrary blob of data */
typedef struct data_blob {
	uint8_t *data;
	size_t length;
} DATA_BLOB;

/* 64 bit time (100 nanosec) 1601 - cifs6.txt, section 3.5, page 30 */
typedef uint64_t NTTIME;
/* 64 bit time (1 sec) 1601 - in the NDR blob but mapped to NTTIME  */
#define NTTIME_1sec NTTIME

/* 8 byte aligned 'hyper' type from MS IDL */
typedef uint64_t HYPER_T;


/* the basic packet size, assuming no words or bytes. Does not include the NBT header */
#define MIN_SMB_SIZE 35

/* when using NBT encapsulation every packet has a 4 byte header */
#define NBT_HDR_SIZE 4

/* offsets into message header for common items - NOTE: These have
   changed from being offsets from the base of the NBT packet to the base of the SMB packet.
   this has reduced all these values by 4
*/
#define HDR_COM 4
#define HDR_RCLS 5
#define HDR_REH 6
#define HDR_ERR 7
#define HDR_FLG 9
#define HDR_FLG2 10
#define HDR_PIDHIGH 12
#define HDR_SS_FIELD 14
#define HDR_TID 24
#define HDR_PID 26
#define HDR_UID 28
#define HDR_MID 30
#define HDR_WCT 32
#define HDR_VWV 33


/* types of buffers in core SMB protocol */
#define SMB_DATA_BLOCK 0x1
#define SMB_ASCII4     0x4


/* flag defines. CIFS spec 3.1.1 */
#define FLAG_SUPPORT_LOCKREAD       0x01
#define FLAG_CLIENT_BUF_AVAIL       0x02
#define FLAG_RESERVED               0x04
#define FLAG_CASELESS_PATHNAMES     0x08
#define FLAG_CANONICAL_PATHNAMES    0x10
#define FLAG_REQUEST_OPLOCK         0x20
#define FLAG_REQUEST_BATCH_OPLOCK   0x40
#define FLAG_REPLY                  0x80

/* the complete */
#define SMBmkdir      0x00   /* create directory */
#define SMBrmdir      0x01   /* delete directory */
#define SMBopen       0x02   /* open file */
#define SMBcreate     0x03   /* create file */
#define SMBclose      0x04   /* close file */
#define SMBflush      0x05   /* flush file */
#define SMBunlink     0x06   /* delete file */
#define SMBmv         0x07   /* rename file */
#define SMBgetatr     0x08   /* get file attributes */
#define SMBsetatr     0x09   /* set file attributes */
#define SMBread       0x0A   /* read from file */
#define SMBwrite      0x0B   /* write to file */
#define SMBlock       0x0C   /* lock byte range */
#define SMBunlock     0x0D   /* unlock byte range */
#define SMBctemp      0x0E   /* create temporary file */
#define SMBmknew      0x0F   /* make new file */
#define SMBchkpth     0x10   /* check directory path */
#define SMBexit       0x11   /* process exit */
#define SMBlseek      0x12   /* seek */
#define SMBtcon       0x70   /* tree connect */
#define SMBtconX      0x75   /* tree connect and X*/
#define SMBtdis       0x71   /* tree disconnect */
#define SMBnegprot    0x72   /* negotiate protocol */
#define SMBdskattr    0x80   /* get disk attributes */
#define SMBsearch     0x81   /* search directory */
#define SMBsplopen    0xC0   /* open print spool file */
#define SMBsplwr      0xC1   /* write to print spool file */
#define SMBsplclose   0xC2   /* close print spool file */
#define SMBsplretq    0xC3   /* return print queue */
#define SMBsends      0xD0   /* send single block message */
#define SMBsendb      0xD1   /* send broadcast message */
#define SMBfwdname    0xD2   /* forward user name */
#define SMBcancelf    0xD3   /* cancel forward */
#define SMBgetmac     0xD4   /* get machine name */
#define SMBsendstrt   0xD5   /* send start of multi-block message */
#define SMBsendend    0xD6   /* send end of multi-block message */
#define SMBsendtxt    0xD7   /* send text of multi-block message */

/* Core+ protocol */
#define SMBlockread	  0x13   /* Lock a range and read */
#define SMBwriteunlock 0x14 /* write then range then unlock it */
#define SMBreadbraw   0x1a  /* read a block of data with no smb header */
#define SMBwritebraw  0x1d  /* write a block of data with no smb header */
#define SMBwritec     0x20  /* secondary write request */
#define SMBwriteclose 0x2c  /* write a file then close it */

/* dos extended protocol */
#define SMBreadBraw      0x1A   /* read block raw */
#define SMBreadBmpx      0x1B   /* read block multiplexed */
#define SMBreadBs        0x1C   /* read block (secondary response) */
#define SMBwriteBraw     0x1D   /* write block raw */
#define SMBwriteBmpx     0x1E   /* write block multiplexed */
#define SMBwriteBs       0x1F   /* write block (secondary request) */
#define SMBwriteC        0x20   /* write complete response */
#define SMBsetattrE      0x22   /* set file attributes expanded */
#define SMBgetattrE      0x23   /* get file attributes expanded */
#define SMBlockingX      0x24   /* lock/unlock byte ranges and X */
#define SMBtrans         0x25   /* transaction - name, bytes in/out */
#define SMBtranss        0x26   /* transaction (secondary request/response) */
#define SMBioctl         0x27   /* IOCTL */
#define SMBioctls        0x28   /* IOCTL  (secondary request/response) */
#define SMBcopy          0x29   /* copy */
#define SMBmove          0x2A   /* move */
#define SMBecho          0x2B   /* echo */
#define SMBopenX         0x2D   /* open and X */
#define SMBreadX         0x2E   /* read and X */
#define SMBwriteX        0x2F   /* write and X */
#define SMBsesssetupX    0x73   /* Session Set Up & X (including User Logon) */
#define SMBffirst        0x82   /* find first */
#define SMBfunique       0x83   /* find unique */
#define SMBfclose        0x84   /* find close */
#define SMBkeepalive     0x85   /* keepalive */
#define SMBinvalid       0xFE   /* invalid command */

/* Extended 2.0 protocol */
#define SMBtrans2        0x32   /* TRANS2 protocol set */
#define SMBtranss2       0x33   /* TRANS2 protocol set, secondary command */
#define SMBfindclose     0x34   /* Terminate a TRANSACT2_FINDFIRST */
#define SMBfindnclose    0x35   /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
#define SMBulogoffX      0x74   /* user logoff */

/* NT SMB extensions. */
#define SMBnttrans       0xA0   /* NT transact */
#define SMBnttranss      0xA1   /* NT transact secondary */
#define SMBntcreateX     0xA2   /* NT create and X */
#define SMBntcancel      0xA4   /* NT cancel */
#define SMBntrename      0xA5   /* NT rename */

/* used to indicate end of chain */
#define SMB_CHAIN_NONE   0xFF

/* These are the trans subcommands */
#define TRANSACT_SETNAMEDPIPEHANDLESTATE  0x01 
#define TRANSACT_DCERPCCMD                0x26
#define TRANSACT_WAITNAMEDPIPEHANDLESTATE 0x53

/* These are the NT transact sub commands. */
#define NT_TRANSACT_CREATE                1
#define NT_TRANSACT_IOCTL                 2
#define NT_TRANSACT_SET_SECURITY_DESC     3
#define NT_TRANSACT_NOTIFY_CHANGE         4
#define NT_TRANSACT_RENAME                5
#define NT_TRANSACT_QUERY_SECURITY_DESC   6

/* this is used on a TConX. I'm not sure the name is very helpful though */
#define SMB_SUPPORT_SEARCH_BITS        0x0001
#define SMB_SHARE_IN_DFS               0x0002

/* Named pipe write mode flags. Used in writeX calls. */
#define PIPE_RAW_MODE 0x4
#define PIPE_START_MESSAGE 0x8

/* the desired access to use when opening a pipe */
#define DESIRED_ACCESS_PIPE 0x2019f
 

/* Mapping of generic access rights for files to specific rights. */
#define FILE_GENERIC_ALL (STANDARD_RIGHTS_REQUIRED_ACCESS| NT_ACCESS_SYNCHRONIZE_ACCESS|FILE_ALL_ACCESS)

#define FILE_GENERIC_READ (STANDARD_RIGHTS_READ_ACCESS|FILE_READ_DATA|FILE_READ_ATTRIBUTES|\
							FILE_READ_EA|NT_ACCESS_SYNCHRONIZE_ACCESS)

#define FILE_GENERIC_WRITE (STANDARD_RIGHTS_WRITE_ACCESS|FILE_WRITE_DATA|FILE_WRITE_ATTRIBUTES|\
			    FILE_WRITE_EA|FILE_APPEND_DATA|NT_ACCESS_SYNCHRONIZE_ACCESS)

#define FILE_GENERIC_EXECUTE (STANDARD_RIGHTS_EXECUTE_ACCESS|FILE_READ_ATTRIBUTES|\
			    FILE_EXECUTE|NT_ACCESS_SYNCHRONIZE_ACCESS)


/* FileAttributes (search attributes) field */
#define FILE_ATTRIBUTE_READONLY		0x0001
#define FILE_ATTRIBUTE_HIDDEN		0x0002
#define FILE_ATTRIBUTE_SYSTEM		0x0004
#define FILE_ATTRIBUTE_VOLUME		0x0008
#define FILE_ATTRIBUTE_DIRECTORY	0x0010
#define FILE_ATTRIBUTE_ARCHIVE		0x0020
#define FILE_ATTRIBUTE_DEVICE		0x0040
#define FILE_ATTRIBUTE_NORMAL		0x0080
#define FILE_ATTRIBUTE_TEMPORARY	0x0100
#define FILE_ATTRIBUTE_SPARSE		0x0200
#define FILE_ATTRIBUTE_REPARSE_POINT	0x0400
#define FILE_ATTRIBUTE_COMPRESSED	0x0800
#define FILE_ATTRIBUTE_OFFLINE		0x1000
#define FILE_ATTRIBUTE_NONINDEXED	0x2000
#define FILE_ATTRIBUTE_ENCRYPTED	0x4000

/* Flags - combined with attributes. */
#define FILE_FLAG_WRITE_THROUGH    0x80000000L
#define FILE_FLAG_NO_BUFFERING     0x20000000L
#define FILE_FLAG_RANDOM_ACCESS    0x10000000L
#define FILE_FLAG_SEQUENTIAL_SCAN  0x08000000L
#define FILE_FLAG_DELETE_ON_CLOSE  0x04000000L
#define FILE_FLAG_BACKUP_SEMANTICS 0x02000000L
#define FILE_FLAG_POSIX_SEMANTICS  0x01000000L

/* Responses when opening a file. */
#define FILE_WAS_SUPERSEDED 0
#define FILE_WAS_OPENED 1
#define FILE_WAS_CREATED 2
#define FILE_WAS_OVERWRITTEN 3

/* File type flags */
#define FILE_TYPE_DISK  0
#define FILE_TYPE_BYTE_MODE_PIPE 1
#define FILE_TYPE_MESSAGE_MODE_PIPE 2
#define FILE_TYPE_PRINTER 3
#define FILE_TYPE_COMM_DEVICE 4
#define FILE_TYPE_UNKNOWN 0xFFFF

/* Flag for NT transact rename call. */
#define RENAME_REPLACE_IF_EXISTS 1

/* flags for SMBntrename call */
#define RENAME_FLAG_MOVE_CLUSTER_INFORMATION 0x102 /* ???? */
#define RENAME_FLAG_HARD_LINK                0x103
#define RENAME_FLAG_RENAME                   0x104
#define RENAME_FLAG_COPY                     0x105

/* Filesystem Attributes. */
#define FILE_CASE_SENSITIVE_SEARCH 0x01
#define FILE_CASE_PRESERVED_NAMES 0x02
#define FILE_UNICODE_ON_DISK 0x04
/* According to cifs9f, this is 4, not 8 */
/* Acconding to testing, this actually sets the security attribute! */
#define FILE_PERSISTENT_ACLS 0x08
/* These entries added from cifs9f --tsb */
#define FILE_FILE_COMPRESSION 0x10
#define FILE_VOLUME_QUOTAS 0x20
/* I think this is wrong. JRA #define FILE_DEVICE_IS_MOUNTED 0x20 */
#define FILE_VOLUME_SPARSE_FILE 0x40
#define FILE_VOLUME_IS_COMPRESSED 0x8000

/* ChangeNotify flags. */
#define FILE_NOTIFY_CHANGE_FILE        0x001
#define FILE_NOTIFY_CHANGE_DIR_NAME    0x002
#define FILE_NOTIFY_CHANGE_ATTRIBUTES  0x004
#define FILE_NOTIFY_CHANGE_SIZE        0x008
#define FILE_NOTIFY_CHANGE_LAST_WRITE  0x010
#define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x020
#define FILE_NOTIFY_CHANGE_CREATION    0x040
#define FILE_NOTIFY_CHANGE_EA          0x080
#define FILE_NOTIFY_CHANGE_SECURITY    0x100
#define FILE_NOTIFY_CHANGE_FILE_NAME   0x200

/* change notify action results */
#define NOTIFY_ACTION_ADDED 1
#define NOTIFY_ACTION_REMOVED 2
#define NOTIFY_ACTION_MODIFIED 3
#define NOTIFY_ACTION_OLD_NAME 4
#define NOTIFY_ACTION_NEW_NAME 5
#define NOTIFY_ACTION_ADDED_STREAM 6
#define NOTIFY_ACTION_REMOVED_STREAM 7
#define NOTIFY_ACTION_MODIFIED_STREAM 8

/* seek modes for smb_seek */
#define SEEK_MODE_START   0
#define SEEK_MODE_CURRENT 1
#define SEEK_MODE_END     2

/* where to find the base of the SMB packet proper */
/* REWRITE TODO: smb_base needs to be removed */
#define smb_base(buf) (((char *)(buf))+4)

/* we don't allow server strings to be longer than 48 characters as
   otherwise NT will not honour the announce packets */
#define MAX_SERVER_STRING_LENGTH 48

/* This was set by JHT in liaison with Jeremy Allison early 1997
 * History:
 * Version 4.0 - never made public
 * Version 4.10 - New to 1.9.16p2, lost in space 1.9.16p3 to 1.9.16p9
 *              - Reappeared in 1.9.16p11 with fixed smbd services
 * Version 4.20 - To indicate that nmbd and browsing now works better
 * Version 4.50 - Set at release of samba-2.2.0 by JHT
 *
 *  Note: In the presence of NT4.X do not set above 4.9
 *        Setting this above 4.9 can have undesired side-effects.
 *        This may change again in Samba-3.0 after further testing. JHT
 */
 
#define DEFAULT_MAJOR_VERSION 0x04
#define DEFAULT_MINOR_VERSION 0x09

/* Browser Election Values */
#define BROWSER_ELECTION_VERSION	0x010f
#define BROWSER_CONSTANT	0xaa55

/* Sercurity mode bits. */
#define NEGOTIATE_SECURITY_USER_LEVEL		0x01
#define NEGOTIATE_SECURITY_CHALLENGE_RESPONSE	0x02
#define NEGOTIATE_SECURITY_SIGNATURES_ENABLED	0x04
#define NEGOTIATE_SECURITY_SIGNATURES_REQUIRED	0x08

/* NT Flags2 bits - cifs6.txt section 3.1.2 */
#define FLAGS2_LONG_PATH_COMPONENTS    0x0001
#define FLAGS2_EXTENDED_ATTRIBUTES     0x0002
#define FLAGS2_SMB_SECURITY_SIGNATURES 0x0004
#define FLAGS2_IS_LONG_NAME            0x0040
#define FLAGS2_EXTENDED_SECURITY       0x0800 
#define FLAGS2_DFS_PATHNAMES           0x1000
#define FLAGS2_READ_PERMIT_EXECUTE     0x2000
#define FLAGS2_32_BIT_ERROR_CODES      0x4000 
#define FLAGS2_UNICODE_STRINGS         0x8000


/* CIFS protocol capabilities */
#define CAP_RAW_MODE		0x00000001
#define CAP_MPX_MODE		0x00000002
#define CAP_UNICODE		0x00000004
#define CAP_LARGE_FILES		0x00000008
#define CAP_NT_SMBS		0x00000010
#define CAP_RPC_REMOTE_APIS	0x00000020
#define CAP_STATUS32		0x00000040
#define CAP_LEVEL_II_OPLOCKS	0x00000080
#define CAP_LOCK_AND_READ	0x00000100
#define CAP_NT_FIND		0x00000200
#define CAP_DFS			0x00001000
#define CAP_W2K_SMBS		0x00002000
#define CAP_LARGE_READX		0x00004000
#define CAP_LARGE_WRITEX	0x00008000
#define CAP_UNIX		0x00800000 /* Capabilities for UNIX extensions. Created by HP. */
#define CAP_EXTENDED_SECURITY	0x80000000

/*
 * Global value meaning that the smb_uid field should be
 * ingored (in share level security and protocol level == CORE)
 */

#define UID_FIELD_INVALID 0
#define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */

/* Lock types. */
#define LOCKING_ANDX_SHARED_LOCK     0x01
#define LOCKING_ANDX_OPLOCK_RELEASE  0x02
#define LOCKING_ANDX_CHANGE_LOCKTYPE 0x04
#define LOCKING_ANDX_CANCEL_LOCK     0x08
#define LOCKING_ANDX_LARGE_FILES     0x10

/*
 * Bits we test with.
 */

#define OPLOCK_NONE      0
#define OPLOCK_EXCLUSIVE 1
#define OPLOCK_BATCH     2
#define OPLOCK_LEVEL_II  4

#define CORE_OPLOCK_GRANTED (1<<5)
#define EXTENDED_OPLOCK_GRANTED (1<<15)

/*
 * Return values for oplock types.
 */

#define NO_OPLOCK_RETURN 0
#define EXCLUSIVE_OPLOCK_RETURN 1
#define BATCH_OPLOCK_RETURN 2
#define LEVEL_II_OPLOCK_RETURN 3

#define CMD_REPLY 0x8000

/* The maximum length of a trust account password.
   Used when we randomly create it, 15 char passwords
   exceed NT4's max password length */

#define DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH 14

/* passed to br lock code */
enum brl_type {READ_LOCK, WRITE_LOCK, PENDING_READ_LOCK, PENDING_WRITE_LOCK};

/* string manipulation flags - see clistr.c and srvstr.c */
#define STR_TERMINATE 1
#define STR_UPPER 2
#define STR_ASCII 4
#define STR_UNICODE 8
#define STR_NOALIGN 16
#define STR_NO_RANGE_CHECK 32
#define STR_LEN8BIT 64
#define STR_TERMINATE_ASCII 128 /* only terminate if ascii */
#define STR_LEN_NOTERM 256 /* the length field is the unterminated length */


/*
  filesystem attribute bits
*/
#define FS_ATTR_CASE_SENSITIVE_SEARCH             0x00000001
#define FS_ATTR_CASE_PRESERVED_NAMES              0x00000002
#define FS_ATTR_UNICODE_ON_DISK                   0x00000004
#define FS_ATTR_PERSISTANT_ACLS                   0x00000008
#define FS_ATTR_COMPRESSION                       0x00000010
#define FS_ATTR_QUOTAS                            0x00000020
#define FS_ATTR_SPARSE_FILES                      0x00000040
#define FS_ATTR_REPARSE_POINTS                    0x00000080
#define FS_ATTR_REMOTE_STORAGE                    0x00000100
#define FS_ATTR_LFN_SUPPORT                       0x00004000
#define FS_ATTR_IS_COMPRESSED                     0x00008000
#define FS_ATTR_OBJECT_IDS                        0x00010000
#define FS_ATTR_ENCRYPTION                        0x00020000
#define FS_ATTR_NAMED_STREAMS                     0x00040000


#endif /* _SMB_H */