source: trunk/server/source3/include/trans2.h@ 874

Last change on this file since 874 was 745, checked in by Silvan Scherrer, 13 years ago

Samba Server: updated trunk to 3.6.0

File size: 28.3 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 SMB transaction2 handling
4
5 Copyright (C) James Peach 2007
6 Copyright (C) Jeremy Allison 1994-2002.
7
8 Extensively modified by Andrew Tridgell, 1995
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
22*/
23
24#ifndef _TRANS2_H_
25#define _TRANS2_H_
26
27/* Define the structures needed for the trans2 calls. */
28
29/*******************************************************
30 For DosFindFirst/DosFindNext - level 1
31
32MAXFILENAMELEN = 255;
33FDATE == uint16
34FTIME == uint16
35ULONG == uint32
36USHORT == uint16
37
38typedef struct _FILEFINDBUF {
39Byte offset Type name description
40-------------+-------+-------------------+--------------
410 FDATE fdateCreation;
422 FTIME ftimeCreation;
434 FDATE fdateLastAccess;
446 FTIME ftimeLastAccess;
458 FDATE fdateLastWrite;
4610 FTIME ftimeLastWrite;
4712 ULONG cbFile file length in bytes
4816 ULONG cbFileAlloc size of file allocation unit
4920 USHORT attrFile
5022 UCHAR cchName length of name to follow (not including zero)
5123 UCHAR achName[MAXFILENAMELEN]; Null terminated name
52} FILEFINDBUF;
53*********************************************************/
54
55#define l1_fdateCreation 0
56#define l1_fdateLastAccess 4
57#define l1_fdateLastWrite 8
58#define l1_cbFile 12
59#define l1_cbFileAlloc 16
60#define l1_attrFile 20
61#define l1_cchName 22
62#define l1_achName 23
63
64/**********************************************************
65For DosFindFirst/DosFindNext - level 2
66
67typedef struct _FILEFINDBUF2 {
68Byte offset Type name description
69-------------+-------+-------------------+--------------
700 FDATE fdateCreation;
712 FTIME ftimeCreation;
724 FDATE fdateLastAccess;
736 FTIME ftimeLastAccess;
748 FDATE fdateLastWrite;
7510 FTIME ftimeLastWrite;
7612 ULONG cbFile file length in bytes
7716 ULONG cbFileAlloc size of file allocation unit
7820 USHORT attrFile
7922 ULONG cbList Extended attribute list (always 0)
8026 UCHAR cchName length of name to follow (not including zero)
8127 UCHAR achName[MAXFILENAMELEN]; Null terminated name
82} FILEFINDBUF2;
83*************************************************************/
84
85#define l2_fdateCreation 0
86#define l2_fdateLastAccess 4
87#define l2_fdateLastWrite 8
88#define l2_cbFile 12
89#define l2_cbFileAlloc 16
90#define l2_attrFile 20
91#define l2_cbList 22
92#define l2_cchName 26
93#define l2_achName 27
94
95
96/**********************************************************
97For DosFindFirst/DosFindNext - level 260
98
99typedef struct _FILEFINDBUF260 {
100Byte offset Type name description
101-------------+-------+-------------------+--------------
1020 ULONG NextEntryOffset;
1034 ULONG FileIndex;
1048 LARGE_INTEGER CreationTime;
10516 LARGE_INTEGER LastAccessTime;
10624 LARGE_INTEGER LastWriteTime;
10732 LARGE_INTEGER ChangeTime;
10840 LARGE_INTEGER EndOfFile;
10948 LARGE_INTEGER AllocationSize;
11056 ULONG FileAttributes;
11160 ULONG FileNameLength;
11264 ULONG EaSize;
11368 CHAR ShortNameLength;
11470 UNICODE ShortName[12];
11594 UNICODE FileName[];
116*************************************************************/
117
118#define l260_achName 94
119
120
121/**********************************************************
122For DosQueryPathInfo/DosQueryFileInfo/DosSetPathInfo/
123DosSetFileInfo - level 1
124
125typedef struct _FILESTATUS {
126Byte offset Type name description
127-------------+-------+-------------------+--------------
1280 FDATE fdateCreation;
1292 FTIME ftimeCreation;
1304 FDATE fdateLastAccess;
1316 FTIME ftimeLastAccess;
1328 FDATE fdateLastWrite;
13310 FTIME ftimeLastWrite;
13412 ULONG cbFile file length in bytes
13516 ULONG cbFileAlloc size of file allocation unit
13620 USHORT attrFile
137} FILESTATUS;
138*************************************************************/
139
140/* Use the l1_ defines from DosFindFirst */
141
142/**********************************************************
143For DosQueryPathInfo/DosQueryFileInfo/DosSetPathInfo/
144DosSetFileInfo - level 2
145
146typedef struct _FILESTATUS2 {
147Byte offset Type name description
148-------------+-------+-------------------+--------------
1490 FDATE fdateCreation;
1502 FTIME ftimeCreation;
1514 FDATE fdateLastAccess;
1526 FTIME ftimeLastAccess;
1538 FDATE fdateLastWrite;
15410 FTIME ftimeLastWrite;
15512 ULONG cbFile file length in bytes
15616 ULONG cbFileAlloc size of file allocation unit
15720 USHORT attrFile
15822 ULONG cbList Length of EA's (0)
159} FILESTATUS2;
160*************************************************************/
161
162/* Use the l2_ #defines from DosFindFirst */
163
164/**********************************************************
165For DosQFSInfo/DosSetFSInfo - level 1
166
167typedef struct _FSALLOCATE {
168Byte offset Type name description
169-------------+-------+-------------------+--------------
1700 ULONG idFileSystem id of file system
1714 ULONG cSectorUnit number of sectors per allocation unit
1728 ULONG cUnit number of allocation units
17312 ULONG cUnitAvail Available allocation units
17416 USHORT cbSector bytes per sector
175} FSALLOCATE;
176*************************************************************/
177
178#define l1_idFileSystem 0
179#define l1_cSectorUnit 4
180#define l1_cUnit 8
181#define l1_cUnitAvail 12
182#define l1_cbSector 16
183
184/**********************************************************
185For DosQFSInfo/DosSetFSInfo - level 2
186
187typedef struct _FSINFO {
188Byte offset Type name description
189-------------+-------+-------------------+--------------
1900 FDATE vol_fdateCreation
1912 FTIME vol_ftimeCreation
1924 UCHAR vol_cch length of volume name (excluding NULL)
1935 UCHAR vol_szVolLabel[12] volume name
194} FSINFO;
195*************************************************************/
196
197#define SMB_INFO_STANDARD 1 /* FILESTATUS3 struct */
198#define SMB_INFO_SET_EA 2 /* EAOP2 struct, only valid on set not query */
199#define SMB_INFO_QUERY_EA_SIZE 2 /* FILESTATUS4 struct, only valid on query not set */
200#define SMB_INFO_QUERY_EAS_FROM_LIST 3 /* only valid on query not set */
201#define SMB_INFO_QUERY_ALL_EAS 4 /* only valid on query not set */
202#define SMB_INFO_IS_NAME_VALID 6
203#define SMB_INFO_STANDARD_LONG 11 /* similar to level 1, ie struct FileStatus3 */
204#define SMB_QUERY_EA_SIZE_LONG 12 /* similar to level 2, ie struct FileStatus4 */
205#define SMB_QUERY_FS_LABEL_INFO 0x101
206#define SMB_QUERY_FS_VOLUME_INFO 0x102
207#define SMB_QUERY_FS_SIZE_INFO 0x103
208#define SMB_QUERY_FS_DEVICE_INFO 0x104
209#define SMB_QUERY_FS_ATTRIBUTE_INFO 0x105
210#if 0
211#define SMB_QUERY_FS_QUOTA_INFO
212#endif
213
214#define l2_vol_fdateCreation 0
215#define l2_vol_cch 4
216#define l2_vol_szVolLabel 5
217
218
219#define SMB_QUERY_FILE_BASIC_INFO 0x101
220#define SMB_QUERY_FILE_STANDARD_INFO 0x102
221#define SMB_QUERY_FILE_EA_INFO 0x103
222#define SMB_QUERY_FILE_NAME_INFO 0x104
223#define SMB_QUERY_FILE_ALLOCATION_INFO 0x105
224#define SMB_QUERY_FILE_END_OF_FILEINFO 0x106
225#define SMB_QUERY_FILE_ALL_INFO 0x107
226#define SMB_QUERY_FILE_ALT_NAME_INFO 0x108
227#define SMB_QUERY_FILE_STREAM_INFO 0x109
228#define SMB_QUERY_COMPRESSION_INFO 0x10b
229
230#define SMB_FIND_INFO_STANDARD 1
231#define SMB_FIND_EA_SIZE 2
232#define SMB_FIND_EA_LIST 3
233#define SMB_FIND_FILE_DIRECTORY_INFO 0x101
234#define SMB_FIND_FILE_FULL_DIRECTORY_INFO 0x102
235#define SMB_FIND_FILE_NAMES_INFO 0x103
236#define SMB_FIND_FILE_BOTH_DIRECTORY_INFO 0x104
237#define SMB_FIND_ID_FULL_DIRECTORY_INFO 0x105
238#define SMB_FIND_ID_BOTH_DIRECTORY_INFO 0x106
239
240#define SMB_SET_FILE_BASIC_INFO 0x101
241#define SMB_SET_FILE_DISPOSITION_INFO 0x102
242#define SMB_SET_FILE_ALLOCATION_INFO 0x103
243#define SMB_SET_FILE_END_OF_FILE_INFO 0x104
244
245/* Query FS info. */
246#define SMB_INFO_ALLOCATION 1
247#define SMB_INFO_VOLUME 2
248
249/*
250 * Thursby MAC extensions....
251 */
252
253/*
254 * MAC CIFS Extensions have the range 0x300 - 0x2FF reserved.
255 * Supposedly Microsoft have agreed to this.
256 */
257
258#define MIN_MAC_INFO_LEVEL 0x300
259#define MAX_MAC_INFO_LEVEL 0x3FF
260
261#define SMB_MAC_QUERY_FS_INFO 0x301
262
263#define DIRLEN_GUESS (45+MAX(l1_achName,l2_achName))
264
265/*
266 * DeviceType and Characteristics returned in a
267 * SMB_QUERY_FS_DEVICE_INFO call.
268 */
269
270#define DEVICETYPE_CD_ROM 0x2
271#define DEVICETYPE_CD_ROM_FILE_SYSTEM 0x3
272#define DEVICETYPE_DISK 0x7
273#define DEVICETYPE_DISK_FILE_SYSTEM 0x8
274#define DEVICETYPE_FILE_SYSTEM 0x9
275
276/* Characteristics. */
277#define TYPE_REMOVABLE_MEDIA 0x1
278#define TYPE_READ_ONLY_DEVICE 0x2
279#define TYPE_FLOPPY 0x4
280#define TYPE_WORM 0x8
281#define TYPE_REMOTE 0x10
282#define TYPE_MOUNTED 0x20
283#define TYPE_VIRTUAL 0x40
284
285/* NT passthrough levels... */
286
287#define SMB_FILE_DIRECTORY_INFORMATION 1001
288#define SMB_FILE_FULL_DIRECTORY_INFORMATION 1002
289#define SMB_FILE_BOTH_DIRECTORY_INFORMATION 1003
290#define SMB_FILE_BASIC_INFORMATION 1004
291#define SMB_FILE_STANDARD_INFORMATION 1005
292#define SMB_FILE_INTERNAL_INFORMATION 1006
293#define SMB_FILE_EA_INFORMATION 1007
294#define SMB_FILE_ACCESS_INFORMATION 1008
295#define SMB_FILE_NAME_INFORMATION 1009
296#define SMB_FILE_RENAME_INFORMATION 1010
297#define SMB2_FILE_RENAME_INFORMATION_INTERNAL 0xFF0A /* Internal mapped version. */
298#define SMB_FILE_LINK_INFORMATION 1011
299#define SMB_FILE_NAMES_INFORMATION 1012
300#define SMB_FILE_DISPOSITION_INFORMATION 1013
301#define SMB_FILE_POSITION_INFORMATION 1014
302#define SMB_FILE_FULL_EA_INFORMATION 1015
303#define SMB_FILE_MODE_INFORMATION 1016
304#define SMB_FILE_ALIGNMENT_INFORMATION 1017
305#define SMB_FILE_ALL_INFORMATION 1018
306#define SMB_FILE_ALLOCATION_INFORMATION 1019
307#define SMB_FILE_END_OF_FILE_INFORMATION 1020
308#define SMB_FILE_ALTERNATE_NAME_INFORMATION 1021
309#define SMB_FILE_STREAM_INFORMATION 1022
310#define SMB_FILE_PIPE_INFORMATION 1023
311#define SMB_FILE_PIPE_LOCAL_INFORMATION 1024
312#define SMB_FILE_PIPE_REMOTE_INFORMATION 1025
313#define SMB_FILE_MAILSLOT_QUERY_INFORMATION 1026
314#define SMB_FILE_MAILSLOT_SET_INFORMATION 1027
315#define SMB_FILE_COMPRESSION_INFORMATION 1028
316#define SMB_FILE_OBJECTID_INFORMATION 1029
317#define SMB_FILE_COMPLETION_INFORMATION 1030
318#define SMB_FILE_MOVE_CLUSTER_INFORMATION 1031
319#define SMB_FILE_QUOTA_INFORMATION 1032
320#define SMB_FILE_REPARSEPOINT_INFORMATION 1033
321#define SMB_FILE_NETWORK_OPEN_INFORMATION 1034
322#define SMB_FILE_ATTRIBUTE_TAG_INFORMATION 1035
323#define SMB_FILE_TRACKING_INFORMATION 1036
324#define SMB_FILE_MAXIMUM_INFORMATION 1037
325
326/* NT passthough levels for qfsinfo. */
327
328#define SMB_FS_VOLUME_INFORMATION 1001
329#define SMB_FS_LABEL_INFORMATION 1002
330#define SMB_FS_SIZE_INFORMATION 1003
331#define SMB_FS_DEVICE_INFORMATION 1004
332#define SMB_FS_ATTRIBUTE_INFORMATION 1005
333#define SMB_FS_QUOTA_INFORMATION 1006
334#define SMB_FS_FULL_SIZE_INFORMATION 1007
335#define SMB_FS_OBJECTID_INFORMATION 1008
336
337/* SMB_FS_DEVICE_INFORMATION device types. */
338#define FILE_DEVICE_CD_ROM 0x2
339#define FILE_DEVICE_DISK 0x7
340
341/* SMB_FS_DEVICE_INFORMATION characteristics. */
342#define FILE_REMOVABLE_MEDIA 0x001
343#define FILE_READ_ONLY_DEVICE 0x002
344#define FILE_FLOPPY_DISKETTE 0x004
345#define FILE_WRITE_ONCE_MEDIA 0x008
346#define FILE_REMOTE_DEVICE 0x010
347#define FILE_DEVICE_IS_MOUNTED 0x020
348#define FILE_VIRTUAL_VOLUME 0x040
349#define FILE_DEVICE_SECURE_OPEN 0x100
350
351/* flags on trans2 findfirst/findnext that control search */
352#define FLAG_TRANS2_FIND_CLOSE 0x1
353#define FLAG_TRANS2_FIND_CLOSE_IF_END 0x2
354#define FLAG_TRANS2_FIND_REQUIRE_RESUME 0x4
355#define FLAG_TRANS2_FIND_CONTINUE 0x8
356#define FLAG_TRANS2_FIND_BACKUP_INTENT 0x10
357
358/* UNIX CIFS Extensions - created by HP */
359/*
360 * UNIX CIFS Extensions have the range 0x200 - 0x2FF reserved.
361 * Supposedly Microsoft have agreed to this.
362 */
363
364#define MIN_UNIX_INFO_LEVEL 0x200
365#define MAX_UNIX_INFO_LEVEL 0x2FF
366
367#define INFO_LEVEL_IS_UNIX(level) (((level) >= MIN_UNIX_INFO_LEVEL) && ((level) <= MAX_UNIX_INFO_LEVEL))
368
369#define SMB_QUERY_FILE_UNIX_BASIC 0x200 /* UNIX File Info*/
370#define SMB_SET_FILE_UNIX_BASIC 0x200
371#define SMB_SET_FILE_UNIX_INFO2 0x20B /* UNIX File Info2 */
372
373#define SMB_MODE_NO_CHANGE 0xFFFFFFFF /* file mode value which */
374 /* means "don't change it" */
375#define SMB_UID_NO_CHANGE 0xFFFFFFFF
376#define SMB_GID_NO_CHANGE 0xFFFFFFFF
377
378#define SMB_SIZE_NO_CHANGE_LO 0xFFFFFFFF
379#define SMB_SIZE_NO_CHANGE_HI 0xFFFFFFFF
380
381#define SMB_TIME_NO_CHANGE_LO 0xFFFFFFFF
382#define SMB_TIME_NO_CHANGE_HI 0xFFFFFFFF
383
384/*
385Offset Size Name
3860 LARGE_INTEGER EndOfFile File size
3878 LARGE_INTEGER Blocks Number of bytes used on disk (st_blocks).
38816 LARGE_INTEGER CreationTime Creation time
38924 LARGE_INTEGER LastAccessTime Last access time
39032 LARGE_INTEGER LastModificationTime Last modification time
39140 LARGE_INTEGER Uid Numeric user id for the owner
39248 LARGE_INTEGER Gid Numeric group id of owner
39356 ULONG Type Enumeration specifying the pathname type:
394 0 -- File
395 1 -- Directory
396 2 -- Symbolic link
397 3 -- Character device
398 4 -- Block device
399 5 -- FIFO (named pipe)
400 6 -- Unix domain socket
401
40260 LARGE_INTEGER devmajor Major device number if type is device
40368 LARGE_INTEGER devminor Minor device number if type is device
40476 LARGE_INTEGER uniqueid This is a server-assigned unique id for the file. The client
405 will typically map this onto an inode number. The scope of
406 uniqueness is the share.
40784 LARGE_INTEGER permissions Standard UNIX file permissions - see below.
40892 LARGE_INTEGER nlinks The number of directory entries that map to this entry
409 (number of hard links)
410
411100 - end.
412*/
413
414#define SMB_FILE_UNIX_BASIC_SIZE 100
415
416/* UNIX filetype mappings. */
417
418#define UNIX_TYPE_FILE 0
419#define UNIX_TYPE_DIR 1
420#define UNIX_TYPE_SYMLINK 2
421#define UNIX_TYPE_CHARDEV 3
422#define UNIX_TYPE_BLKDEV 4
423#define UNIX_TYPE_FIFO 5
424#define UNIX_TYPE_SOCKET 6
425#define UNIX_TYPE_UNKNOWN 0xFFFFFFFF
426
427/*
428 * Oh this is fun. "Standard UNIX permissions" has no
429 * meaning in POSIX. We need to define the mapping onto
430 * and off the wire as this was not done in the original HP
431 * spec. JRA.
432 */
433
434#define UNIX_X_OTH 0000001
435#define UNIX_W_OTH 0000002
436#define UNIX_R_OTH 0000004
437#define UNIX_X_GRP 0000010
438#define UNIX_W_GRP 0000020
439#define UNIX_R_GRP 0000040
440#define UNIX_X_USR 0000100
441#define UNIX_W_USR 0000200
442#define UNIX_R_USR 0000400
443#define UNIX_STICKY 0001000
444#define UNIX_SET_GID 0002000
445#define UNIX_SET_UID 0004000
446
447/* Masks for the above */
448#define UNIX_OTH_MASK 0000007
449#define UNIX_GRP_MASK 0000070
450#define UNIX_USR_MASK 0000700
451#define UNIX_PERM_MASK 0000777
452#define UNIX_EXTRA_MASK 0007000
453#define UNIX_ALL_MASK 0007777
454
455/* Flags for chflags (CIFS_UNIX_EXTATTR_CAP capability) and
456 * SMB_QUERY_FILE_UNIX_INFO2.
457 */
458#define EXT_SECURE_DELETE 0x00000001
459#define EXT_ENABLE_UNDELETE 0x00000002
460#define EXT_SYNCHRONOUS 0x00000004
461#define EXT_IMMUTABLE 0x00000008
462#define EXT_OPEN_APPEND_ONLY 0x00000010
463#define EXT_DO_NOT_BACKUP 0x00000020
464#define EXT_NO_UPDATE_ATIME 0x00000040
465#define EXT_HIDDEN 0x00000080
466
467#define SMB_QUERY_FILE_UNIX_LINK 0x201
468#define SMB_SET_FILE_UNIX_LINK 0x201
469#define SMB_SET_FILE_UNIX_HLINK 0x203
470/* SMB_QUERY_POSIX_ACL 0x204 see below */
471#define SMB_QUERY_XATTR 0x205 /* need for non-user XATTRs */
472#define SMB_QUERY_ATTR_FLAGS 0x206 /* chflags, chattr */
473#define SMB_SET_ATTR_FLAGS 0x206
474#define SMB_QUERY_POSIX_PERMISSION 0x207
475/* Only valid for qfileinfo */
476#define SMB_QUERY_POSIX_LOCK 0x208
477/* Only valid for setfileinfo */
478#define SMB_SET_POSIX_LOCK 0x208
479
480/* The set info levels for POSIX path operations. */
481#define SMB_POSIX_PATH_OPEN 0x209
482#define SMB_POSIX_PATH_UNLINK 0x20A
483
484#define SMB_QUERY_FILE_UNIX_INFO2 0x20B /* UNIX File Info2 */
485#define SMB_SET_FILE_UNIX_INFO2 0x20B
486
487/*
488SMB_QUERY_FILE_UNIX_INFO2 is SMB_QUERY_FILE_UNIX_BASIC with create
489time and file flags appended. The corresponding info level for
490findfirst/findnext is SMB_FIND_FILE_UNIX_INFO2.
491 Size Offset Value
492 ---------------------
493 0 LARGE_INTEGER EndOfFile File size
494 8 LARGE_INTEGER Blocks Number of blocks used on disk
495 16 LARGE_INTEGER ChangeTime Attribute change time
496 24 LARGE_INTEGER LastAccessTime Last access time
497 32 LARGE_INTEGER LastModificationTime Last modification time
498 40 LARGE_INTEGER Uid Numeric user id for the owner
499 48 LARGE_INTEGER Gid Numeric group id of owner
500 56 ULONG Type Enumeration specifying the file type
501 60 LARGE_INTEGER devmajor Major device number if type is device
502 68 LARGE_INTEGER devminor Minor device number if type is device
503 76 LARGE_INTEGER uniqueid This is a server-assigned unique id
504 84 LARGE_INTEGER permissions Standard UNIX permissions
505 92 LARGE_INTEGER nlinks Number of hard links
506 100 LARGE_INTEGER CreationTime Create/birth time
507 108 ULONG FileFlags File flags enumeration
508 112 ULONG FileFlagsMask Mask of valid flags
509*/
510
511/* Transact 2 Find First levels */
512#define SMB_FIND_FILE_UNIX 0x202
513#define SMB_FIND_FILE_UNIX_INFO2 0x20B /* UNIX File Info2 */
514
515#define SMB_FILE_UNIX_INFO2_SIZE 116
516
517/*
518 Info level for TRANS2_QFSINFO - returns version of CIFS UNIX extensions, plus
519 64-bits worth of capability fun :-).
520 Use the same info level for TRANS2_SETFSINFO
521*/
522
523#define SMB_QUERY_CIFS_UNIX_INFO 0x200
524#define SMB_SET_CIFS_UNIX_INFO 0x200
525
526/* Returns or sets the following.
527
528 UINT16 major version number
529 UINT16 minor version number
530 LARGE_INTEGER capability bitfield
531
532*/
533
534#define CIFS_UNIX_MAJOR_VERSION 1
535#define CIFS_UNIX_MINOR_VERSION 0
536
537#define CIFS_UNIX_FCNTL_LOCKS_CAP 0x1
538#define CIFS_UNIX_POSIX_ACLS_CAP 0x2
539#define CIFS_UNIX_XATTTR_CAP 0x4 /* for support of other xattr
540 namespaces such as system,
541 security and trusted */
542#define CIFS_UNIX_EXTATTR_CAP 0x8 /* for support of chattr
543 (chflags) and lsattr */
544#define CIFS_UNIX_POSIX_PATHNAMES_CAP 0x10 /* Use POSIX pathnames on the wire. */
545#define CIFS_UNIX_POSIX_PATH_OPERATIONS_CAP 0x20 /* We can cope with POSIX open/mkdir/unlink etc. */
546#define CIFS_UNIX_LARGE_READ_CAP 0x40 /* We can cope with 24 bit reads in readX. */
547#define CIFS_UNIX_LARGE_WRITE_CAP 0x80 /* We can cope with 24 bit writes in writeX. */
548#define CIFS_UNIX_TRANSPORT_ENCRYPTION_CAP 0x100 /* We can do SPNEGO negotiations for encryption. */
549#define CIFS_UNIX_TRANSPORT_ENCRYPTION_MANDATORY_CAP 0x200 /* We *must* SPNEGO negotiations for encryption. */
550
551#define SMB_QUERY_POSIX_FS_INFO 0x201
552
553/* Returns FILE_SYSTEM_POSIX_INFO struct as follows
554 (NB For undefined values return -1 in that field)
555 le32 OptimalTransferSize; bsize on some os, iosize on other os, This
556 is a hint to the client about best size. Server
557 can return -1 if no preference, ie if SMB
558 negotiated size is adequate for optimal
559 read/write performance
560 le32 BlockSize; (often 512 bytes) NB: BlockSize * TotalBlocks = disk space
561 le64 TotalBlocks; redundant with other infolevels but easy to ret here
562 le64 BlocksAvail; although redundant, easy to return
563 le64 UserBlocksAvail; bavail
564 le64 TotalFileNodes;
565 le64 FreeFileNodes;
566 le64 FileSysIdentifier; fsid
567 (NB statfs field Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call)
568 (NB statfs field flags can come from FILE_SYSTEM_DEVICE_INFO call)
569*/
570
571#define SMB_QUERY_POSIX_WHO_AM_I 0x202 /* QFS Info */
572/* returns:
573 __u32 flags; 0 = Authenticated user 1 = GUEST
574 __u32 mask; which flags bits server understands ie 0x0001
575 __u64 unix_user_id;
576 __u64 unix_user_gid;
577 __u32 number_of_supplementary_gids; may be zero
578 __u32 number_of_sids; may be zero
579 __u32 length_of_sid_array; in bytes - may be zero
580 __u32 pad; reserved - MBZ
581 __u64 gid_array[0]; may be empty
582 __u8 * psid_list may be empty
583*/
584
585/* ... more as we think of them :-). */
586
587/* SMB POSIX ACL definitions. */
588/* Wire format is (all little endian) :
589
590[2 bytes] - Version number.
591[2 bytes] - Number of ACE entries to follow.
592[2 bytes] - Number of default ACE entries to follow.
593-------------------------------------
594^
595|
596ACE entries
597|
598v
599-------------------------------------
600^
601|
602Default ACE entries
603|
604v
605-------------------------------------
606
607Where an ACE entry looks like :
608
609[1 byte] - Entry type.
610
611Entry types are :
612
613ACL_USER_OBJ 0x01
614ACL_USER 0x02
615ACL_GROUP_OBJ 0x04
616ACL_GROUP 0x08
617ACL_MASK 0x10
618ACL_OTHER 0x20
619
620[1 byte] - permissions (perm_t)
621
622perm_t types are :
623
624ACL_READ 0x04
625ACL_WRITE 0x02
626ACL_EXECUTE 0x01
627
628[8 bytes] - uid/gid to apply this permission to.
629
630In the same format as the uid/gid fields in the other
631UNIX extensions definitions. Use 0xFFFFFFFFFFFFFFFF for
632the MASK and OTHER entry types.
633
634If the Number of ACE entries for either file or default ACE's
635is set to 0xFFFF this means ignore this kind of ACE (and the
636number of entries sent will be zero.
637
638*/
639
640#define SMB_QUERY_POSIX_WHOAMI 0x202
641
642enum smb_whoami_flags {
643 SMB_WHOAMI_GUEST = 0x1 /* Logged in as (or squashed to) guest */
644};
645
646/* Mask of which WHOAMI bits are valid. This should make it easier for clients
647 * to cope with servers that have different sets of WHOAMI flags (as more get
648 * added).
649 */
650#define SMB_WHOAMI_MASK 0x00000001
651
652/*
653 SMBWhoami - Query the user mapping performed by the server for the
654 connected tree. This is a subcommand of the TRANS2_QFSINFO.
655
656 Returns:
657 4 bytes unsigned - mapping flags (smb_whoami_flags)
658 4 bytes unsigned - flags mask
659
660 8 bytes unsigned - primary UID
661 8 bytes unsigned - primary GID
662 4 bytes unsigned - number of supplementary GIDs
663 4 bytes unsigned - number of SIDs
664 4 bytes unsigned - SID list byte count
665 4 bytes - pad / reserved (must be zero)
666
667 8 bytes unsigned[] - list of GIDs (may be empty)
668 struct dom_sid[] - list of SIDs (may be empty)
669*/
670
671/*
672 * The following trans2 is done between client and server
673 * as a FSINFO call to set up the encryption state for transport
674 * encryption.
675 * This is a subcommand of the TRANS2_QFSINFO.
676 *
677 * The request looks like :
678 *
679 * [data block] -> SPNEGO framed GSSAPI request.
680 *
681 * The reply looks like :
682 *
683 * [data block] -> SPNEGO framed GSSAPI reply - if error
684 * is NT_STATUS_OK then we're done, if it's
685 * NT_STATUS_MORE_PROCESSING_REQUIRED then the
686 * client needs to keep going. If it's an
687 * error it can be any NT_STATUS error.
688 *
689 */
690
691#define SMB_REQUEST_TRANSPORT_ENCRYPTION 0x203 /* QFSINFO */
692
693
694/* The query/set info levels for POSIX ACLs. */
695#define SMB_QUERY_POSIX_ACL 0x204
696#define SMB_SET_POSIX_ACL 0x204
697
698/* Current on the wire ACL version. */
699#define SMB_POSIX_ACL_VERSION 1
700
701/* ACE entry type. */
702#define SMB_POSIX_ACL_USER_OBJ 0x01
703#define SMB_POSIX_ACL_USER 0x02
704#define SMB_POSIX_ACL_GROUP_OBJ 0x04
705#define SMB_POSIX_ACL_GROUP 0x08
706#define SMB_POSIX_ACL_MASK 0x10
707#define SMB_POSIX_ACL_OTHER 0x20
708
709/* perm_t types. */
710#define SMB_POSIX_ACL_READ 0x04
711#define SMB_POSIX_ACL_WRITE 0x02
712#define SMB_POSIX_ACL_EXECUTE 0x01
713
714#define SMB_POSIX_ACL_HEADER_SIZE 6
715#define SMB_POSIX_ACL_ENTRY_SIZE 10
716
717#define SMB_POSIX_IGNORE_ACE_ENTRIES 0xFFFF
718
719/* Definition of data block of SMB_SET_POSIX_LOCK */
720/*
721 [2 bytes] lock_type - 0 = Read, 1 = Write, 2 = Unlock
722 [2 bytes] lock_flags - 1 = Wait (only valid for setlock)
723 [4 bytes] pid = locking context.
724 [8 bytes] start = unsigned 64 bits.
725 [8 bytes] length = unsigned 64 bits.
726*/
727
728#define POSIX_LOCK_TYPE_OFFSET 0
729#define POSIX_LOCK_FLAGS_OFFSET 2
730#define POSIX_LOCK_PID_OFFSET 4
731#define POSIX_LOCK_START_OFFSET 8
732#define POSIX_LOCK_LEN_OFFSET 16
733#define POSIX_LOCK_DATA_SIZE 24
734
735#define POSIX_LOCK_FLAG_NOWAIT 0
736#define POSIX_LOCK_FLAG_WAIT 1
737
738#define POSIX_LOCK_TYPE_READ 0
739#define POSIX_LOCK_TYPE_WRITE 1
740#define POSIX_LOCK_TYPE_UNLOCK 2
741
742/* SMB_POSIX_PATH_OPEN "open_mode" definitions. */
743#define SMB_O_RDONLY 0x1
744#define SMB_O_WRONLY 0x2
745#define SMB_O_RDWR 0x4
746
747#define SMB_ACCMODE 0x7
748
749#define SMB_O_CREAT 0x10
750#define SMB_O_EXCL 0x20
751#define SMB_O_TRUNC 0x40
752#define SMB_O_APPEND 0x80
753#define SMB_O_SYNC 0x100
754#define SMB_O_DIRECTORY 0x200
755#define SMB_O_NOFOLLOW 0x400
756#define SMB_O_DIRECT 0x800
757
758/* Definition of request data block for SMB_POSIX_PATH_OPEN */
759/*
760 [4 bytes] flags (as smb_ntcreate_Flags).
761 [4 bytes] open_mode - SMB_O_xxx flags above.
762 [8 bytes] mode_t (permissions) - same encoding as "Standard UNIX permissions" above in SMB_SET_FILE_UNIX_BASIC.
763 [2 bytes] ret_info_level - optimization. Info level to be returned.
764*/
765
766/* Definition of reply data block for SMB_POSIX_PATH_OPEN */
767
768#define SMB_NO_INFO_LEVEL_RETURNED 0xFFFF
769
770/*
771 [2 bytes] - flags field. Identical to flags reply for oplock response field in SMBNTCreateX)
772 [2 bytes] - FID returned.
773 [4 bytes] - CreateAction (same as in NTCreateX response).
774 [2 bytes] - reply info level - as requested or 0xFFFF if not available.
775 [2 bytes] - padding (must be zero)
776 [n bytes] - info level reply - if available.
777*/
778
779/* Definition of request data block for SMB_POSIX_UNLINK */
780/*
781 [2 bytes] flags (defined below).
782*/
783
784#define SMB_POSIX_UNLINK_FILE_TARGET 0
785#define SMB_POSIX_UNLINK_DIRECTORY_TARGET 1
786
787#endif
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