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 31MAXFILENAMELEN = 255; 32FDATE == uint16 33FTIME == uint16 34ULONG == uint32 35USHORT == uint16 36 37typedef struct _FILEFINDBUF { 38Byte offset Type name description 39-------------+-------+-------------------+-------------- 400 FDATE fdateCreation; 412 FTIME ftimeCreation; 424 FDATE fdateLastAccess; 436 FTIME ftimeLastAccess; 448 FDATE fdateLastWrite; 4510 FTIME ftimeLastWrite; 4612 ULONG cbFile file length in bytes 4716 ULONG cbFileAlloc size of file allocation unit 4820 USHORT attrFile 4922 UCHAR cchName length of name to follow (not including zero) 5023 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/********************************************************** 64For DosFindFirst/DosFindNext - level 2 65 66typedef struct _FILEFINDBUF2 { 67Byte offset Type name description 68-------------+-------+-------------------+-------------- 690 FDATE fdateCreation; 702 FTIME ftimeCreation; 714 FDATE fdateLastAccess; 726 FTIME ftimeLastAccess; 738 FDATE fdateLastWrite; 7410 FTIME ftimeLastWrite; 7512 ULONG cbFile file length in bytes 7616 ULONG cbFileAlloc size of file allocation unit 7720 USHORT attrFile 7822 ULONG cbList Extended attribute list (always 0) 7926 UCHAR cchName length of name to follow (not including zero) 8027 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/********************************************************** 96For DosFindFirst/DosFindNext - level 260 97 98typedef struct _FILEFINDBUF260 { 99Byte offset Type name description 100-------------+-------+-------------------+-------------- 1010 ULONG NextEntryOffset; 1024 ULONG FileIndex; 1038 LARGE_INTEGER CreationTime; 10416 LARGE_INTEGER LastAccessTime; 10524 LARGE_INTEGER LastWriteTime; 10632 LARGE_INTEGER ChangeTime; 10740 LARGE_INTEGER EndOfFile; 10848 LARGE_INTEGER AllocationSize; 10956 ULONG FileAttributes; 11060 ULONG FileNameLength; 11164 ULONG EaSize; 11268 CHAR ShortNameLength; 11370 UNICODE ShortName[12]; 11494 UNICODE FileName[]; 115*************************************************************/ 116 117#define l260_achName 94 118 119 120/********************************************************** 121For DosQueryPathInfo/DosQueryFileInfo/DosSetPathInfo/ 122DosSetFileInfo - level 1 123 124typedef struct _FILESTATUS { 125Byte offset Type name description 126-------------+-------+-------------------+-------------- 1270 FDATE fdateCreation; 1282 FTIME ftimeCreation; 1294 FDATE fdateLastAccess; 1306 FTIME ftimeLastAccess; 1318 FDATE fdateLastWrite; 13210 FTIME ftimeLastWrite; 13312 ULONG cbFile file length in bytes 13416 ULONG cbFileAlloc size of file allocation unit 13520 USHORT attrFile 136} FILESTATUS; 137*************************************************************/ 138 139/* Use the l1_ defines from DosFindFirst */ 140 141/********************************************************** 142For DosQueryPathInfo/DosQueryFileInfo/DosSetPathInfo/ 143DosSetFileInfo - level 2 144 145typedef struct _FILESTATUS2 { 146Byte offset Type name description 147-------------+-------+-------------------+-------------- 1480 FDATE fdateCreation; 1492 FTIME ftimeCreation; 1504 FDATE fdateLastAccess; 1516 FTIME ftimeLastAccess; 1528 FDATE fdateLastWrite; 15310 FTIME ftimeLastWrite; 15412 ULONG cbFile file length in bytes 15516 ULONG cbFileAlloc size of file allocation unit 15620 USHORT attrFile 15722 ULONG cbList Length of EA's (0) 158} FILESTATUS2; 159*************************************************************/ 160 161/* Use the l2_ #defines from DosFindFirst */ 162 163/********************************************************** 164For DosQFSInfo/DosSetFSInfo - level 1 165 166typedef struct _FSALLOCATE { 167Byte offset Type name description 168-------------+-------+-------------------+-------------- 1690 ULONG idFileSystem id of file system 1704 ULONG cSectorUnit number of sectors per allocation unit 1718 ULONG cUnit number of allocation units 17212 ULONG cUnitAvail Available allocation units 17316 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/********************************************************** 184For DosQFSInfo/DosSetFSInfo - level 2 185 186typedef struct _FSINFO { 187Byte offset Type name description 188-------------+-------+-------------------+-------------- 1890 FDATE vol_fdateCreation 1902 FTIME vol_ftimeCreation 1914 UCHAR vol_cch length of volume name (excluding NULL) 1925 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_FILE_DIRECTORY_INFO 0x101 230#define SMB_FIND_FILE_FULL_DIRECTORY_INFO 0x102 231#define SMB_FIND_FILE_NAMES_INFO 0x103 232#define SMB_FIND_FILE_BOTH_DIRECTORY_INFO 0x104 233#define SMB_FIND_ID_FULL_DIRECTORY_INFO 0x105 234#define SMB_FIND_ID_BOTH_DIRECTORY_INFO 0x106 235 236#define SMB_SET_FILE_BASIC_INFO 0x101 237#define SMB_SET_FILE_DISPOSITION_INFO 0x102 238#define SMB_SET_FILE_ALLOCATION_INFO 0x103 239#define SMB_SET_FILE_END_OF_FILE_INFO 0x104 240 241/* Query FS info. */ 242#define SMB_INFO_ALLOCATION 1 243#define SMB_INFO_VOLUME 2 244 245/* 246 * Thursby MAC extensions.... 247 */ 248 249/* 250 * MAC CIFS Extensions have the range 0x300 - 0x2FF reserved. 251 * Supposedly Microsoft have agreed to this. 252 */ 253 254#define MIN_MAC_INFO_LEVEL 0x300 255#define MAX_MAC_INFO_LEVEL 0x3FF 256 257#define SMB_MAC_QUERY_FS_INFO 0x301 258 259#define DIRLEN_GUESS (45+MAX(l1_achName,l2_achName)) 260 261/* 262 * DeviceType and Characteristics returned in a 263 * SMB_QUERY_FS_DEVICE_INFO call. 264 */ 265 266#define DEVICETYPE_CD_ROM 0x2 267#define DEVICETYPE_CD_ROM_FILE_SYSTEM 0x3 268#define DEVICETYPE_DISK 0x7 269#define DEVICETYPE_DISK_FILE_SYSTEM 0x8 270#define DEVICETYPE_FILE_SYSTEM 0x9 271 272/* Characteristics. */ 273#define TYPE_REMOVABLE_MEDIA 0x1 274#define TYPE_READ_ONLY_DEVICE 0x2 275#define TYPE_FLOPPY 0x4 276#define TYPE_WORM 0x8 277#define TYPE_REMOTE 0x10 278#define TYPE_MOUNTED 0x20 279#define TYPE_VIRTUAL 0x40 280 281/* NT passthrough levels... */ 282 283#define SMB_FILE_DIRECTORY_INFORMATION 1001 284#define SMB_FILE_FULL_DIRECTORY_INFORMATION 1002 285#define SMB_FILE_BOTH_DIRECTORY_INFORMATION 1003 286#define SMB_FILE_BASIC_INFORMATION 1004 287#define SMB_FILE_STANDARD_INFORMATION 1005 288#define SMB_FILE_INTERNAL_INFORMATION 1006 289#define SMB_FILE_EA_INFORMATION 1007 290#define SMB_FILE_ACCESS_INFORMATION 1008 291#define SMB_FILE_NAME_INFORMATION 1009 292#define SMB_FILE_RENAME_INFORMATION 1010 293#define SMB_FILE_LINK_INFORMATION 1011 294#define SMB_FILE_NAMES_INFORMATION 1012 295#define SMB_FILE_DISPOSITION_INFORMATION 1013 296#define SMB_FILE_POSITION_INFORMATION 1014 297#define SMB_FILE_FULL_EA_INFORMATION 1015 298#define SMB_FILE_MODE_INFORMATION 1016 299#define SMB_FILE_ALIGNMENT_INFORMATION 1017 300#define SMB_FILE_ALL_INFORMATION 1018 301#define SMB_FILE_ALLOCATION_INFORMATION 1019 302#define SMB_FILE_END_OF_FILE_INFORMATION 1020 303#define SMB_FILE_ALTERNATE_NAME_INFORMATION 1021 304#define SMB_FILE_STREAM_INFORMATION 1022 305#define SMB_FILE_PIPE_INFORMATION 1023 306#define SMB_FILE_PIPE_LOCAL_INFORMATION 1024 307#define SMB_FILE_PIPE_REMOTE_INFORMATION 1025 308#define SMB_FILE_MAILSLOT_QUERY_INFORMATION 1026 309#define SMB_FILE_MAILSLOT_SET_INFORMATION 1027 310#define SMB_FILE_COMPRESSION_INFORMATION 1028 311#define SMB_FILE_OBJECTID_INFORMATION 1029 312#define SMB_FILE_COMPLETION_INFORMATION 1030 313#define SMB_FILE_MOVE_CLUSTER_INFORMATION 1031 314#define SMB_FILE_QUOTA_INFORMATION 1032 315#define SMB_FILE_REPARSEPOINT_INFORMATION 1033 316#define SMB_FILE_NETWORK_OPEN_INFORMATION 1034 317#define SMB_FILE_ATTRIBUTE_TAG_INFORMATION 1035 318#define SMB_FILE_TRACKING_INFORMATION 1036 319#define SMB_FILE_MAXIMUM_INFORMATION 1037 320 321/* NT passthough levels for qfsinfo. */ 322 323#define SMB_FS_VOLUME_INFORMATION 1001 324#define SMB_FS_LABEL_INFORMATION 1002 325#define SMB_FS_SIZE_INFORMATION 1003 326#define SMB_FS_DEVICE_INFORMATION 1004 327#define SMB_FS_ATTRIBUTE_INFORMATION 1005 328#define SMB_FS_QUOTA_INFORMATION 1006 329#define SMB_FS_FULL_SIZE_INFORMATION 1007 330#define SMB_FS_OBJECTID_INFORMATION 1008 331 332/* flags on trans2 findfirst/findnext that control search */ 333#define FLAG_TRANS2_FIND_CLOSE 0x1 334#define FLAG_TRANS2_FIND_CLOSE_IF_END 0x2 335#define FLAG_TRANS2_FIND_REQUIRE_RESUME 0x4 336#define FLAG_TRANS2_FIND_CONTINUE 0x8 337#define FLAG_TRANS2_FIND_BACKUP_INTENT 0x10 338 339/* UNIX CIFS Extensions - created by HP */ 340/* 341 * UNIX CIFS Extensions have the range 0x200 - 0x2FF reserved. 342 * Supposedly Microsoft have agreed to this. 343 */ 344 345#define MIN_UNIX_INFO_LEVEL 0x200 346#define MAX_UNIX_INFO_LEVEL 0x2FF 347 348#define INFO_LEVEL_IS_UNIX(level) (((level) >= MIN_UNIX_INFO_LEVEL) && ((level) <= MAX_UNIX_INFO_LEVEL)) 349 350#define SMB_QUERY_FILE_UNIX_BASIC 0x200 /* UNIX File Info*/ 351#define SMB_SET_FILE_UNIX_BASIC 0x200 352 353#define SMB_MODE_NO_CHANGE 0xFFFFFFFF /* file mode value which */ 354 /* means "don't change it" */ 355#define SMB_UID_NO_CHANGE 0xFFFFFFFF 356#define SMB_GID_NO_CHANGE 0xFFFFFFFF 357 358#define SMB_SIZE_NO_CHANGE_LO 0xFFFFFFFF 359#define SMB_SIZE_NO_CHANGE_HI 0xFFFFFFFF 360 361#define SMB_TIME_NO_CHANGE_LO 0xFFFFFFFF 362#define SMB_TIME_NO_CHANGE_HI 0xFFFFFFFF 363 364/* 365Offset Size Name 3660 LARGE_INTEGER EndOfFile File size 3678 LARGE_INTEGER Blocks Number of bytes used on disk (st_blocks). 36816 LARGE_INTEGER CreationTime Creation time 36924 LARGE_INTEGER LastAccessTime Last access time 37032 LARGE_INTEGER LastModificationTime Last modification time 37140 LARGE_INTEGER Uid Numeric user id for the owner 37248 LARGE_INTEGER Gid Numeric group id of owner 37356 ULONG Type Enumeration specifying the pathname type: 374 0 -- File 375 1 -- Directory 376 2 -- Symbolic link 377 3 -- Character device 378 4 -- Block device 379 5 -- FIFO (named pipe) 380 6 -- Unix domain socket 381 38260 LARGE_INTEGER devmajor Major device number if type is device 38368 LARGE_INTEGER devminor Minor device number if type is device 38476 LARGE_INTEGER uniqueid This is a server-assigned unique id for the file. The client 385 will typically map this onto an inode number. The scope of 386 uniqueness is the share. 38784 LARGE_INTEGER permissions Standard UNIX file permissions - see below. 38892 LARGE_INTEGER nlinks The number of directory entries that map to this entry 389 (number of hard links) 390 391100 - end. 392*/ 393 394/* UNIX filetype mappings. */ 395 396#define UNIX_TYPE_FILE 0 397#define UNIX_TYPE_DIR 1 398#define UNIX_TYPE_SYMLINK 2 399#define UNIX_TYPE_CHARDEV 3 400#define UNIX_TYPE_BLKDEV 4 401#define UNIX_TYPE_FIFO 5 402#define UNIX_TYPE_SOCKET 6 403#define UNIX_TYPE_UNKNOWN 0xFFFFFFFF 404 405/* 406 * Oh this is fun. "Standard UNIX permissions" has no 407 * meaning in POSIX. We need to define the mapping onto 408 * and off the wire as this was not done in the original HP 409 * spec. JRA. 410 */ 411 412#define UNIX_X_OTH 0000001 413#define UNIX_W_OTH 0000002 414#define UNIX_R_OTH 0000004 415#define UNIX_X_GRP 0000010 416#define UNIX_W_GRP 0000020 417#define UNIX_R_GRP 0000040 418#define UNIX_X_USR 0000100 419#define UNIX_W_USR 0000200 420#define UNIX_R_USR 0000400 421#define UNIX_STICKY 0001000 422#define UNIX_SET_GID 0002000 423#define UNIX_SET_UID 0004000 424 425/* Masks for the above */ 426#define UNIX_OTH_MASK 0000007 427#define UNIX_GRP_MASK 0000070 428#define UNIX_USR_MASK 0000700 429#define UNIX_PERM_MASK 0000777 430#define UNIX_EXTRA_MASK 0007000 431#define UNIX_ALL_MASK 0007777 432 433#define SMB_QUERY_FILE_UNIX_LINK 0x201 434#define SMB_SET_FILE_UNIX_LINK 0x201 435#define SMB_SET_FILE_UNIX_HLINK 0x203 436/* SMB_QUERY_POSIX_ACL 0x204 see below */ 437#define SMB_QUERY_XATTR 0x205 /* need for non-user XATTRs */ 438#define SMB_QUERY_ATTR_FLAGS 0x206 /* chflags, chattr */ 439#define SMB_SET_ATTR_FLAGS 0x206 440 441/* Transact 2 Find First levels */ 442#define SMB_FIND_FILE_UNIX 0x202 443 444/* 445 Info level for QVOLINFO - returns version of CIFS UNIX extensions, plus 446 64-bits worth of capability fun :-). 447*/ 448 449#define SMB_QUERY_CIFS_UNIX_INFO 0x200 450 451/* Returns the following. 452 453 UINT16 major version number 454 UINT16 minor version number 455 LARGE_INTEGER capability bitfield 456 457*/ 458 459#define CIFS_UNIX_MAJOR_VERSION 1 460#define CIFS_UNIX_MINOR_VERSION 0 461 462#define CIFS_UNIX_FCNTL_LOCKS_CAP 0x1 463#define CIFS_UNIX_POSIX_ACLS_CAP 0x2 464 465#define SMB_QUERY_POSIX_FS_INFO 0x201 466 467/* Returns FILE_SYSTEM_POSIX_INFO struct as follows 468 (NB For undefined values return -1 in that field) 469 le32 OptimalTransferSize; bsize on some os, iosize on other os, This 470 is a hint to the client about best size. Server 471 can return -1 if no preference, ie if SMB 472 negotiated size is adequate for optimal 473 read/write performance 474 le32 BlockSize; (often 512 bytes) NB: BlockSize * TotalBlocks = disk space 475 le64 TotalBlocks; redundant with other infolevels but easy to ret here 476 le64 BlocksAvail; although redundant, easy to return 477 le64 UserBlocksAvail; bavail 478 le64 TotalFileNodes; 479 le64 FreeFileNodes; 480 le64 FileSysIdentifier; fsid 481 (NB statfs field Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call) 482 (NB statfs field flags can come from FILE_SYSTEM_DEVICE_INFO call) 483*/ 484 485/* ... more as we think of them :-). */ 486 487/* SMB POSIX ACL definitions. */ 488/* Wire format is (all little endian) : 489 490[2 bytes] - Version number. 491[2 bytes] - Number of ACE entries to follow. 492[2 bytes] - Number of default ACE entries to follow. 493------------------------------------- 494^ 495| 496ACE entries 497| 498v 499------------------------------------- 500^ 501| 502Default ACE entries 503| 504v 505------------------------------------- 506 507Where an ACE entry looks like : 508 509[1 byte] - Entry type. 510 511Entry types are : 512 513ACL_USER_OBJ 0x01 514ACL_USER 0x02 515ACL_GROUP_OBJ 0x04 516ACL_GROUP 0x08 517ACL_MASK 0x10 518ACL_OTHER 0x20 519 520[1 byte] - permissions (perm_t) 521 522perm_t types are : 523 524ACL_READ 0x04 525ACL_WRITE 0x02 526ACL_EXECUTE 0x01 527 528[8 bytes] - uid/gid to apply this permission to. 529 530In the same format as the uid/gid fields in the other 531UNIX extensions definitions. Use 0xFFFFFFFFFFFFFFFF for 532the MASK and OTHER entry types. 533 534If the Number of ACE entries for either file or default ACE's 535is set to 0xFFFF this means ignore this kind of ACE (and the 536number of entries sent will be zero. 537 538*/ 539 540/* The query/set info levels for POSIX ACLs. */ 541#define SMB_QUERY_POSIX_ACL 0x204 542#define SMB_SET_POSIX_ACL 0x204 543 544/* Current on the wire ACL version. */ 545#define SMB_POSIX_ACL_VERSION 1 546 547/* ACE entry type. */ 548#define SMB_POSIX_ACL_USER_OBJ 0x01 549#define SMB_POSIX_ACL_USER 0x02 550#define SMB_POSIX_ACL_GROUP_OBJ 0x04 551#define SMB_POSIX_ACL_GROUP 0x08 552#define SMB_POSIX_ACL_MASK 0x10 553#define SMB_POSIX_ACL_OTHER 0x20 554 555/* perm_t types. */ 556#define SMB_POSIX_ACL_READ 0x04 557#define SMB_POSIX_ACL_WRITE 0x02 558#define SMB_POSIX_ACL_EXECUTE 0x01 559 560#define SMB_POSIX_ACL_HEADER_SIZE 6 561#define SMB_POSIX_ACL_ENTRY_SIZE 10 562 563#define SMB_POSIX_IGNORE_ACE_ENTRIES 0xFFFF 564#endif 565