source/include/trans2.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB transaction2 handling
   4    Copyright (C) Jeremy Allison 1994-2002.
   5
   6    Extensively modified by Andrew Tridgell, 1995
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23 #ifndef _TRANS2_H_
  24 #define _TRANS2_H_
  25
  26 /* Define the structures needed for the trans2 calls. */
  27
  28 /*******************************************************
  29  For DosFindFirst/DosFindNext - level 1
  30
  31 MAXFILENAMELEN = 255;
  32 FDATE == uint16
  33 FTIME == uint16
  34 ULONG == uint32
  35 USHORT == uint16
  36
  37 typedef struct _FILEFINDBUF {
  38 Byte offset   Type     name                description
  39 -------------+-------+-------------------+--------------
  40 0             FDATE    fdateCreation;
  41 2             FTIME    ftimeCreation;
  42 4             FDATE    fdateLastAccess;
  43 6             FTIME    ftimeLastAccess;
  44 8             FDATE    fdateLastWrite;
  45 10            FTIME    ftimeLastWrite;
  46 12            ULONG    cbFile               file length in bytes
  47 16            ULONG    cbFileAlloc          size of file allocation unit
  48 20            USHORT   attrFile
  49 22            UCHAR    cchName              length of name to follow (not including zero)
  50 23            UCHAR    achName[MAXFILENAMELEN]; Null terminated name
  51 } FILEFINDBUF;
  52 *********************************************************/
  53
  54 #define l1_fdateCreation 0
  55 #define l1_fdateLastAccess 4
  56 #define l1_fdateLastWrite 8
  57 #define l1_cbFile 12
  58 #define l1_cbFileAlloc 16
  59 #define l1_attrFile 20
  60 #define l1_cchName 22
  61 #define l1_achName 23
  62
  63 /**********************************************************
  64 For DosFindFirst/DosFindNext - level 2
  65
  66 typedef struct _FILEFINDBUF2 {
  67 Byte offset   Type     name                description
  68 -------------+-------+-------------------+--------------
  69 0             FDATE    fdateCreation;
  70 2             FTIME    ftimeCreation;
  71 4             FDATE    fdateLastAccess;
  72 6             FTIME    ftimeLastAccess;
  73 8             FDATE    fdateLastWrite;
  74 10            FTIME    ftimeLastWrite;
  75 12            ULONG    cbFile               file length in bytes
  76 16            ULONG    cbFileAlloc          size of file allocation unit
  77 20            USHORT   attrFile
  78 22            ULONG    cbList               Extended attribute list (always 0)
  79 26            UCHAR    cchName              length of name to follow (not including zero)
  80 27            UCHAR    achName[MAXFILENAMELEN]; Null terminated name
  81 } FILEFINDBUF2;
  82 *************************************************************/
  83
  84 #define l2_fdateCreation 0
  85 #define l2_fdateLastAccess 4
  86 #define l2_fdateLastWrite 8
  87 #define l2_cbFile 12
  88 #define l2_cbFileAlloc 16
  89 #define l2_attrFile 20
  90 #define l2_cbList 22
  91 #define l2_cchName 26
  92 #define l2_achName 27
  93
  94
  95 /**********************************************************
  96 For DosFindFirst/DosFindNext - level 260
  97
  98 typedef struct _FILEFINDBUF260 {
  99 Byte offset   Type     name                description
 100 -------------+-------+-------------------+--------------
 101 0              ULONG  NextEntryOffset;
 102 4              ULONG  FileIndex;
 103 8              LARGE_INTEGER CreationTime;
 104 16             LARGE_INTEGER LastAccessTime;
 105 24             LARGE_INTEGER LastWriteTime;
 106 32             LARGE_INTEGER ChangeTime;
 107 40             LARGE_INTEGER EndOfFile;
 108 48             LARGE_INTEGER AllocationSize;
 109 56             ULONG FileAttributes;
 110 60             ULONG FileNameLength;
 111 64             ULONG EaSize;
 112 68             CHAR ShortNameLength;
 113 70             UNICODE ShortName[12];
 114 94             UNICODE FileName[];
 115 *************************************************************/
 116
 117 #define l260_achName 94
 118
 119
 120 /**********************************************************
 121 For DosQueryPathInfo/DosQueryFileInfo/DosSetPathInfo/
 122 DosSetFileInfo - level 1
 123
 124 typedef struct _FILESTATUS {
 125 Byte offset   Type     name                description
 126 -------------+-------+-------------------+--------------
 127 0             FDATE    fdateCreation;
 128 2             FTIME    ftimeCreation;
 129 4             FDATE    fdateLastAccess;
 130 6             FTIME    ftimeLastAccess;
 131 8             FDATE    fdateLastWrite;
 132 10            FTIME    ftimeLastWrite;
 133 12            ULONG    cbFile               file length in bytes
 134 16            ULONG    cbFileAlloc          size of file allocation unit
 135 20            USHORT   attrFile
 136 } FILESTATUS;
 137 *************************************************************/
 138
 139 /* Use the l1_ defines from DosFindFirst */
 140
 141 /**********************************************************
 142 For DosQueryPathInfo/DosQueryFileInfo/DosSetPathInfo/
 143 DosSetFileInfo - level 2
 144
 145 typedef struct _FILESTATUS2 {
 146 Byte offset   Type     name                description
 147 -------------+-------+-------------------+--------------
 148 0             FDATE    fdateCreation;
 149 2             FTIME    ftimeCreation;
 150 4             FDATE    fdateLastAccess;
 151 6             FTIME    ftimeLastAccess;
 152 8             FDATE    fdateLastWrite;
 153 10            FTIME    ftimeLastWrite;
 154 12            ULONG    cbFile               file length in bytes
 155 16            ULONG    cbFileAlloc          size of file allocation unit
 156 20            USHORT   attrFile
 157 22            ULONG    cbList               Length of EA's (0)
 158 } FILESTATUS2;
 159 *************************************************************/
 160
 161 /* Use the l2_ #defines from DosFindFirst */
 162
 163 /**********************************************************
 164 For DosQFSInfo/DosSetFSInfo - level 1
 165
 166 typedef struct _FSALLOCATE {
 167 Byte offset   Type     name                description
 168 -------------+-------+-------------------+--------------
 169 0             ULONG    idFileSystem       id of file system
 170 4             ULONG    cSectorUnit        number of sectors per allocation unit
 171 8             ULONG    cUnit              number of allocation units
 172 12            ULONG    cUnitAvail         Available allocation units
 173 16            USHORT   cbSector           bytes per sector
 174 } FSALLOCATE;
 175 *************************************************************/
 176
 177 #define l1_idFileSystem 0
 178 #define l1_cSectorUnit 4
 179 #define l1_cUnit 8
 180 #define l1_cUnitAvail 12
 181 #define l1_cbSector 16
 182
 183 /**********************************************************
 184 For DosQFSInfo/DosSetFSInfo - level 2
 185
 186 typedef struct _FSINFO {
 187 Byte offset   Type     name                description
 188 -------------+-------+-------------------+--------------
 189 0             FDATE   vol_fdateCreation
 190 2             FTIME   vol_ftimeCreation
 191 4             UCHAR   vol_cch             length of volume name (excluding NULL)
 192 5             UCHAR   vol_szVolLabel[12]  volume name
 193 } FSINFO;
 194 *************************************************************/
 195
 196 #define SMB_INFO_STANDARD               1  /* FILESTATUS3 struct */
 197 #define SMB_INFO_SET_EA                 2  /* EAOP2 struct, only valid on set not query */
 198 #define SMB_INFO_QUERY_EA_SIZE          2  /* FILESTATUS4 struct, only valid on query not set */
 199 #define SMB_INFO_QUERY_EAS_FROM_LIST    3  /* only valid on query not set */
 200 #define SMB_INFO_QUERY_ALL_EAS          4  /* only valid on query not set */
 201 #define SMB_INFO_IS_NAME_VALID          6
 202 #define SMB_INFO_STANDARD_LONG          11  /* similar to level 1, ie struct FileStatus3 */
 203 #define SMB_QUERY_EA_SIZE_LONG          12  /* similar to level 2, ie struct FileStatus4 */
 204 #define SMB_QUERY_FS_LABEL_INFO         0x101
 205 #define SMB_QUERY_FS_VOLUME_INFO        0x102
 206 #define SMB_QUERY_FS_SIZE_INFO          0x103
 207 #define SMB_QUERY_FS_DEVICE_INFO        0x104
 208 #define SMB_QUERY_FS_ATTRIBUTE_INFO     0x105
 209 #if 0
 210 #define SMB_QUERY_FS_QUOTA_INFO
 211 #endif
 212
 213 #define l2_vol_fdateCreation 0
 214 #define l2_vol_cch 4
 215 #define l2_vol_szVolLabel 5
 216
 217
 218 #define SMB_QUERY_FILE_BASIC_INFO       0x101
 219 #define SMB_QUERY_FILE_STANDARD_INFO    0x102
 220 #define SMB_QUERY_FILE_EA_INFO          0x103
 221 #define SMB_QUERY_FILE_NAME_INFO        0x104
 222 #define SMB_QUERY_FILE_ALLOCATION_INFO  0x105
 223 #define SMB_QUERY_FILE_END_OF_FILEINFO  0x106
 224 #define SMB_QUERY_FILE_ALL_INFO         0x107
 225 #define SMB_QUERY_FILE_ALT_NAME_INFO    0x108
 226 #define SMB_QUERY_FILE_STREAM_INFO      0x109
 227 #define SMB_QUERY_COMPRESSION_INFO      0x10b
 228
 229 #define SMB_FIND_INFO_STANDARD                  1
 230 #define SMB_FIND_EA_SIZE                        2
 231 #define SMB_FIND_EA_LIST                        3
 232 #define SMB_FIND_FILE_DIRECTORY_INFO            0x101
 233 #define SMB_FIND_FILE_FULL_DIRECTORY_INFO       0x102
 234 #define SMB_FIND_FILE_NAMES_INFO                0x103
 235 #define SMB_FIND_FILE_BOTH_DIRECTORY_INFO       0x104
 236 #define SMB_FIND_ID_FULL_DIRECTORY_INFO         0x105
 237 #define SMB_FIND_ID_BOTH_DIRECTORY_INFO         0x106
 238
 239 #define SMB_SET_FILE_BASIC_INFO         0x101
 240 #define SMB_SET_FILE_DISPOSITION_INFO   0x102
 241 #define SMB_SET_FILE_ALLOCATION_INFO    0x103
 242 #define SMB_SET_FILE_END_OF_FILE_INFO   0x104
 243
 244 /* Query FS info. */
 245 #define SMB_INFO_ALLOCATION             1
 246 #define SMB_INFO_VOLUME                 2
 247
 248 /*
 249  * Thursby MAC extensions....
 250  */
 251
 252 /*
 253  * MAC CIFS Extensions have the range 0x300 - 0x2FF reserved.
 254  * Supposedly Microsoft have agreed to this.
 255  */
 256
 257 #define MIN_MAC_INFO_LEVEL 0x300
 258 #define MAX_MAC_INFO_LEVEL 0x3FF
 259
 260 #define SMB_MAC_QUERY_FS_INFO           0x301
 261
 262 #define DIRLEN_GUESS (45+MAX(l1_achName,l2_achName))
 263
 264 /*
 265  * DeviceType and Characteristics returned in a
 266  * SMB_QUERY_FS_DEVICE_INFO call.
 267  */
 268
 269 #define DEVICETYPE_CD_ROM               0x2
 270 #define DEVICETYPE_CD_ROM_FILE_SYSTEM   0x3
 271 #define DEVICETYPE_DISK                 0x7
 272 #define DEVICETYPE_DISK_FILE_SYSTEM     0x8
 273 #define DEVICETYPE_FILE_SYSTEM          0x9
 274
 275 /* Characteristics. */
 276 #define TYPE_REMOVABLE_MEDIA            0x1
 277 #define TYPE_READ_ONLY_DEVICE           0x2
 278 #define TYPE_FLOPPY                     0x4
 279 #define TYPE_WORM                       0x8
 280 #define TYPE_REMOTE                     0x10
 281 #define TYPE_MOUNTED                    0x20
 282 #define TYPE_VIRTUAL                    0x40
 283
 284 /* NT passthrough levels... */
 285
 286 #define SMB_FILE_DIRECTORY_INFORMATION                  1001
 287 #define SMB_FILE_FULL_DIRECTORY_INFORMATION             1002
 288 #define SMB_FILE_BOTH_DIRECTORY_INFORMATION             1003
 289 #define SMB_FILE_BASIC_INFORMATION                      1004
 290 #define SMB_FILE_STANDARD_INFORMATION                   1005
 291 #define SMB_FILE_INTERNAL_INFORMATION                   1006
 292 #define SMB_FILE_EA_INFORMATION                         1007
 293 #define SMB_FILE_ACCESS_INFORMATION                     1008
 294 #define SMB_FILE_NAME_INFORMATION                       1009
 295 #define SMB_FILE_RENAME_INFORMATION                     1010
 296 #define SMB_FILE_LINK_INFORMATION                       1011
 297 #define SMB_FILE_NAMES_INFORMATION                      1012
 298 #define SMB_FILE_DISPOSITION_INFORMATION                1013
 299 #define SMB_FILE_POSITION_INFORMATION                   1014
 300 #define SMB_FILE_FULL_EA_INFORMATION                    1015
 301 #define SMB_FILE_MODE_INFORMATION                       1016
 302 #define SMB_FILE_ALIGNMENT_INFORMATION                  1017
 303 #define SMB_FILE_ALL_INFORMATION                        1018
 304 #define SMB_FILE_ALLOCATION_INFORMATION                 1019
 305 #define SMB_FILE_END_OF_FILE_INFORMATION                1020
 306 #define SMB_FILE_ALTERNATE_NAME_INFORMATION             1021
 307 #define SMB_FILE_STREAM_INFORMATION                     1022
 308 #define SMB_FILE_PIPE_INFORMATION                       1023
 309 #define SMB_FILE_PIPE_LOCAL_INFORMATION                 1024
 310 #define SMB_FILE_PIPE_REMOTE_INFORMATION                1025
 311 #define SMB_FILE_MAILSLOT_QUERY_INFORMATION             1026
 312 #define SMB_FILE_MAILSLOT_SET_INFORMATION               1027
 313 #define SMB_FILE_COMPRESSION_INFORMATION                1028
 314 #define SMB_FILE_OBJECTID_INFORMATION                   1029
 315 #define SMB_FILE_COMPLETION_INFORMATION                 1030
 316 #define SMB_FILE_MOVE_CLUSTER_INFORMATION               1031
 317 #define SMB_FILE_QUOTA_INFORMATION                      1032
 318 #define SMB_FILE_REPARSEPOINT_INFORMATION               1033
 319 #define SMB_FILE_NETWORK_OPEN_INFORMATION               1034
 320 #define SMB_FILE_ATTRIBUTE_TAG_INFORMATION              1035
 321 #define SMB_FILE_TRACKING_INFORMATION                   1036
 322 #define SMB_FILE_MAXIMUM_INFORMATION                    1037
 323
 324 /* NT passthough levels for qfsinfo. */
 325
 326 #define SMB_FS_VOLUME_INFORMATION                       1001
 327 #define SMB_FS_LABEL_INFORMATION                        1002
 328 #define SMB_FS_SIZE_INFORMATION                         1003
 329 #define SMB_FS_DEVICE_INFORMATION                       1004
 330 #define SMB_FS_ATTRIBUTE_INFORMATION                    1005
 331 #define SMB_FS_QUOTA_INFORMATION                        1006
 332 #define SMB_FS_FULL_SIZE_INFORMATION                    1007
 333 #define SMB_FS_OBJECTID_INFORMATION                     1008
 334
 335 /* flags on trans2 findfirst/findnext that control search */
 336 #define FLAG_TRANS2_FIND_CLOSE          0x1
 337 #define FLAG_TRANS2_FIND_CLOSE_IF_END   0x2
 338 #define FLAG_TRANS2_FIND_REQUIRE_RESUME 0x4
 339 #define FLAG_TRANS2_FIND_CONTINUE       0x8
 340 #define FLAG_TRANS2_FIND_BACKUP_INTENT  0x10
 341
 342 /* UNIX CIFS Extensions - created by HP */
 343 /*
 344  * UNIX CIFS Extensions have the range 0x200 - 0x2FF reserved.
 345  * Supposedly Microsoft have agreed to this.
 346  */
 347
 348 #define MIN_UNIX_INFO_LEVEL 0x200
 349 #define MAX_UNIX_INFO_LEVEL 0x2FF
 350
 351 #define INFO_LEVEL_IS_UNIX(level) (((level) >= MIN_UNIX_INFO_LEVEL) && ((level) <= MAX_UNIX_INFO_LEVEL))
 352
 353 #define SMB_QUERY_FILE_UNIX_BASIC      0x200   /* UNIX File Info*/
 354 #define SMB_SET_FILE_UNIX_BASIC        0x200
 355
 356 #define SMB_MODE_NO_CHANGE                 0xFFFFFFFF     /* file mode value which */
 357                                               /* means "don't change it" */
 358 #define SMB_UID_NO_CHANGE                  0xFFFFFFFF
 359 #define SMB_GID_NO_CHANGE                  0xFFFFFFFF
 360
 361 #define SMB_SIZE_NO_CHANGE_LO              0xFFFFFFFF
 362 #define SMB_SIZE_NO_CHANGE_HI              0xFFFFFFFF
 363
 364 #define SMB_TIME_NO_CHANGE_LO              0xFFFFFFFF
 365 #define SMB_TIME_NO_CHANGE_HI              0xFFFFFFFF
 366
 367 /*
 368 Offset Size         Name
 369 0      LARGE_INTEGER EndOfFile                File size
 370 8      LARGE_INTEGER Blocks                   Number of bytes used on disk (st_blocks).
 371 16     LARGE_INTEGER CreationTime             Creation time
 372 24     LARGE_INTEGER LastAccessTime           Last access time
 373 32     LARGE_INTEGER LastModificationTime     Last modification time
 374 40     LARGE_INTEGER Uid                      Numeric user id for the owner
 375 48     LARGE_INTEGER Gid                      Numeric group id of owner
 376 56     ULONG Type                             Enumeration specifying the pathname type:
 377                                               0 -- File
 378                                               1 -- Directory
 379                                               2 -- Symbolic link
 380                                               3 -- Character device
 381                                               4 -- Block device
 382                                               5 -- FIFO (named pipe)
 383                                               6 -- Unix domain socket
 384
 385 60     LARGE_INTEGER devmajor                 Major device number if type is device
 386 68     LARGE_INTEGER devminor                 Minor device number if type is device
 387 76     LARGE_INTEGER uniqueid                 This is a server-assigned unique id for the file. The client
 388                                               will typically map this onto an inode number. The scope of
 389                                               uniqueness is the share.
 390 84     LARGE_INTEGER permissions              Standard UNIX file permissions  - see below.
 391 92     LARGE_INTEGER nlinks                   The number of directory entries that map to this entry
 392                                               (number of hard links)
 393
 394 100 - end.
 395 */
 396
 397 /* UNIX filetype mappings. */
 398
 399 #define UNIX_TYPE_FILE 0
 400 #define UNIX_TYPE_DIR 1
 401 #define UNIX_TYPE_SYMLINK 2
 402 #define UNIX_TYPE_CHARDEV 3
 403 #define UNIX_TYPE_BLKDEV 4
 404 #define UNIX_TYPE_FIFO 5
 405 #define UNIX_TYPE_SOCKET 6
 406 #define UNIX_TYPE_UNKNOWN 0xFFFFFFFF
 407
 408 /*
 409  * Oh this is fun. "Standard UNIX permissions" has no
 410  * meaning in POSIX. We need to define the mapping onto
 411  * and off the wire as this was not done in the original HP
 412  * spec. JRA.
 413  */
 414
 415 #define UNIX_X_OTH                      0000001
 416 #define UNIX_W_OTH                      0000002
 417 #define UNIX_R_OTH                      0000004
 418 #define UNIX_X_GRP                      0000010
 419 #define UNIX_W_GRP                      0000020
 420 #define UNIX_R_GRP                      0000040
 421 #define UNIX_X_USR                      0000100
 422 #define UNIX_W_USR                      0000200
 423 #define UNIX_R_USR                      0000400
 424 #define UNIX_STICKY                     0001000
 425 #define UNIX_SET_GID                    0002000
 426 #define UNIX_SET_UID                    0004000
 427
 428 /* Masks for the above */
 429 #define UNIX_OTH_MASK                   0000007
 430 #define UNIX_GRP_MASK                   0000070
 431 #define UNIX_USR_MASK                   0000700
 432 #define UNIX_PERM_MASK                  0000777
 433 #define UNIX_EXTRA_MASK                 0007000
 434 #define UNIX_ALL_MASK                   0007777
 435
 436 #define SMB_QUERY_FILE_UNIX_LINK       0x201
 437 #define SMB_SET_FILE_UNIX_LINK         0x201
 438 #define SMB_SET_FILE_UNIX_HLINK        0x203
 439 /* SMB_QUERY_POSIX_ACL 0x204 see below */
 440 #define SMB_QUERY_XATTR                0x205 /* need for non-user XATTRs */
 441 #define SMB_QUERY_ATTR_FLAGS           0x206 /* chflags, chattr */
 442 #define SMB_SET_ATTR_FLAGS             0x206
 443 #define SMB_QUERY_POSIX_PERMISSION     0x207
 444 #define SMB_QUERY_POSIX_LOCK           0x208
 445 #define SMB_SET_POSIX_LOCK             0x208
 446
 447 /* Transact 2 Find First levels */
 448 #define SMB_FIND_FILE_UNIX             0x202
 449
 450 /*
 451  Info level for QVOLINFO - returns version of CIFS UNIX extensions, plus
 452  64-bits worth of capability fun :-).
 453 */
 454
 455 #define SMB_QUERY_CIFS_UNIX_INFO      0x200
 456
 457 /* Returns the following.
 458
 459   UINT16             major version number
 460   UINT16             minor version number
 461   LARGE_INTEGER      capability bitfield
 462
 463 */
 464
 465 #define CIFS_UNIX_MAJOR_VERSION 1
 466 #define CIFS_UNIX_MINOR_VERSION 0
 467
 468 #define CIFS_UNIX_FCNTL_LOCKS_CAP           0x1
 469 #define CIFS_UNIX_POSIX_ACLS_CAP            0x2
 470 #define CIFS_UNIX_XATTTR_CAP                0x4 /* for support of other xattr
 471                                                 namespaces such as system,
 472                                                 security and trusted */
 473 #define CIFS_UNIX_EXTATTR_CAP               0x8 /* for support of chattr
 474                                                 (chflags) and lsattr */
 475
 476
 477 #define SMB_QUERY_POSIX_FS_INFO     0x201
 478
 479 /* Returns FILE_SYSTEM_POSIX_INFO struct as follows
 480       (NB   For undefined values return -1 in that field)
 481    le32 OptimalTransferSize;    bsize on some os, iosize on other os, This
 482                                 is a hint to the client about best size. Server
 483                                 can return -1 if no preference, ie if SMB
 484                                 negotiated size is adequate for optimal
 485                                 read/write performance
 486    le32 BlockSize; (often 512 bytes) NB: BlockSize * TotalBlocks = disk space
 487    le64 TotalBlocks;  redundant with other infolevels but easy to ret here
 488    le64 BlocksAvail;  although redundant, easy to return
 489    le64 UserBlocksAvail;      bavail
 490    le64 TotalFileNodes;
 491    le64 FreeFileNodes;
 492    le64 FileSysIdentifier;    fsid
 493    (NB statfs field Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call)
 494    (NB statfs field flags can come from FILE_SYSTEM_DEVICE_INFO call)
 495 */
 496
 497 /* ... more as we think of them :-). */
 498
 499 /* SMB POSIX ACL definitions. */
 500 /* Wire format is (all little endian) :
 501
 502 [2 bytes]              -     Version number.
 503 [2 bytes]              -     Number of ACE entries to follow.
 504 [2 bytes]              -     Number of default ACE entries to follow.
 505 -------------------------------------
 506 ^
 507 |
 508 ACE entries
 509 |
 510 v
 511 -------------------------------------
 512 ^
 513 |
 514 Default ACE entries
 515 |
 516 v
 517 -------------------------------------
 518
 519 Where an ACE entry looks like :
 520
 521 [1 byte]           - Entry type.
 522
 523 Entry types are :
 524
 525 ACL_USER_OBJ            0x01
 526 ACL_USER                0x02
 527 ACL_GROUP_OBJ           0x04
 528 ACL_GROUP               0x08
 529 ACL_MASK                0x10
 530 ACL_OTHER               0x20
 531
 532 [1 byte]          - permissions (perm_t)
 533
 534 perm_t types are :
 535
 536 ACL_READ                0x04
 537 ACL_WRITE               0x02
 538 ACL_EXECUTE             0x01
 539
 540 [8 bytes]         - uid/gid to apply this permission to.
 541
 542 In the same format as the uid/gid fields in the other
 543 UNIX extensions definitions. Use 0xFFFFFFFFFFFFFFFF for
 544 the MASK and OTHER entry types.
 545
 546 If the Number of ACE entries for either file or default ACE's
 547 is set to 0xFFFF this means ignore this kind of ACE (and the
 548 number of entries sent will be zero.
 549
 550 */
 551
 552 /* The query/set info levels for POSIX ACLs. */
 553 #define SMB_QUERY_POSIX_ACL  0x204
 554 #define SMB_SET_POSIX_ACL  0x204
 555
 556 /* Current on the wire ACL version. */
 557 #define SMB_POSIX_ACL_VERSION 1
 558
 559 /* ACE entry type. */
 560 #define SMB_POSIX_ACL_USER_OBJ            0x01
 561 #define SMB_POSIX_ACL_USER                0x02
 562 #define SMB_POSIX_ACL_GROUP_OBJ           0x04
 563 #define SMB_POSIX_ACL_GROUP               0x08
 564 #define SMB_POSIX_ACL_MASK                0x10
 565 #define SMB_POSIX_ACL_OTHER               0x20
 566
 567 /* perm_t types. */
 568 #define SMB_POSIX_ACL_READ                0x04
 569 #define SMB_POSIX_ACL_WRITE               0x02
 570 #define SMB_POSIX_ACL_EXECUTE             0x01
 571
 572 #define SMB_POSIX_ACL_HEADER_SIZE         6
 573 #define SMB_POSIX_ACL_ENTRY_SIZE         10
 574
 575 #define SMB_POSIX_IGNORE_ACE_ENTRIES    0xFFFF
 576 #endif