/*
Unix SMB/CIFS implementation.
SMB transaction2 handling
+
+ Copyright (C) James Peach 2007
Copyright (C) Jeremy Allison 1994-2002.
Extensively modified by Andrew Tridgell, 1995
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TRANS2_H_
#define SMB_QUERY_FILE_STREAM_INFO 0x109
#define SMB_QUERY_COMPRESSION_INFO 0x10b
+#define SMB_FIND_INFO_STANDARD 1
+#define SMB_FIND_EA_SIZE 2
+#define SMB_FIND_EA_LIST 3
#define SMB_FIND_FILE_DIRECTORY_INFO 0x101
#define SMB_FIND_FILE_FULL_DIRECTORY_INFO 0x102
#define SMB_FIND_FILE_NAMES_INFO 0x103
#define SMB_QUERY_FILE_UNIX_BASIC 0x200 /* UNIX File Info*/
#define SMB_SET_FILE_UNIX_BASIC 0x200
+#define SMB_SET_FILE_UNIX_INFO2 0x20B /* UNIX File Info2 */
#define SMB_MODE_NO_CHANGE 0xFFFFFFFF /* file mode value which */
/* means "don't change it" */
100 - end.
*/
+#define SMB_FILE_UNIX_BASIC_SIZE 100
+
/* UNIX filetype mappings. */
#define UNIX_TYPE_FILE 0
#define UNIX_EXTRA_MASK 0007000
#define UNIX_ALL_MASK 0007777
+/* Flags for chflags (CIFS_UNIX_EXTATTR_CAP capability) and
+ * SMB_QUERY_FILE_UNIX_INFO2.
+ */
+#define EXT_SECURE_DELETE 0x00000001
+#define EXT_ENABLE_UNDELETE 0x00000002
+#define EXT_SYNCHRONOUS 0x00000004
+#define EXT_IMMUTABLE 0x00000008
+#define EXT_OPEN_APPEND_ONLY 0x00000010
+#define EXT_DO_NOT_BACKUP 0x00000020
+#define EXT_NO_UPDATE_ATIME 0x00000040
+#define EXT_HIDDEN 0x00000080
+
#define SMB_QUERY_FILE_UNIX_LINK 0x201
#define SMB_SET_FILE_UNIX_LINK 0x201
#define SMB_SET_FILE_UNIX_HLINK 0x203
#define SMB_QUERY_XATTR 0x205 /* need for non-user XATTRs */
#define SMB_QUERY_ATTR_FLAGS 0x206 /* chflags, chattr */
#define SMB_SET_ATTR_FLAGS 0x206
+#define SMB_QUERY_POSIX_PERMISSION 0x207
+/* Only valid for qfileinfo */
+#define SMB_QUERY_POSIX_LOCK 0x208
+/* Only valid for setfileinfo */
+#define SMB_SET_POSIX_LOCK 0x208
+
+/* The set info levels for POSIX path operations. */
+#define SMB_POSIX_PATH_OPEN 0x209
+#define SMB_POSIX_PATH_UNLINK 0x20A
+
+#define SMB_QUERY_FILE_UNIX_INFO2 0x20B /* UNIX File Info2 */
+#define SMB_SET_FILE_UNIX_INFO2 0x20B
+
+/*
+SMB_QUERY_FILE_UNIX_INFO2 is SMB_QUERY_FILE_UNIX_BASIC with create
+time and file flags appended. The corresponding info level for
+findfirst/findnext is SMB_FIND_FILE_UNIX_INFO2.
+ Size Offset Value
+ ---------------------
+ 0 LARGE_INTEGER EndOfFile File size
+ 8 LARGE_INTEGER Blocks Number of blocks used on disk
+ 16 LARGE_INTEGER ChangeTime Attribute change time
+ 24 LARGE_INTEGER LastAccessTime Last access time
+ 32 LARGE_INTEGER LastModificationTime Last modification time
+ 40 LARGE_INTEGER Uid Numeric user id for the owner
+ 48 LARGE_INTEGER Gid Numeric group id of owner
+ 56 ULONG Type Enumeration specifying the file type
+ 60 LARGE_INTEGER devmajor Major device number if type is device
+ 68 LARGE_INTEGER devminor Minor device number if type is device
+ 76 LARGE_INTEGER uniqueid This is a server-assigned unique id
+ 84 LARGE_INTEGER permissions Standard UNIX permissions
+ 92 LARGE_INTEGER nlinks Number of hard links
+ 100 LARGE_INTEGER CreationTime Create/birth time
+ 108 ULONG FileFlags File flags enumeration
+ 112 ULONG FileFlagsMask Mask of valid flags
+*/
/* Transact 2 Find First levels */
#define SMB_FIND_FILE_UNIX 0x202
+#define SMB_FIND_FILE_UNIX_INFO2 0x20B /* UNIX File Info2 */
+
+#define SMB_FILE_UNIX_INFO2_SIZE 116
/*
- Info level for QVOLINFO - returns version of CIFS UNIX extensions, plus
+ Info level for TRANS2_QFSINFO - returns version of CIFS UNIX extensions, plus
64-bits worth of capability fun :-).
+ Use the same info level for TRANS2_SETFSINFO
*/
#define SMB_QUERY_CIFS_UNIX_INFO 0x200
+#define SMB_SET_CIFS_UNIX_INFO 0x200
-/* Returns the following.
+/* Returns or sets the following.
UINT16 major version number
UINT16 minor version number
#define CIFS_UNIX_FCNTL_LOCKS_CAP 0x1
#define CIFS_UNIX_POSIX_ACLS_CAP 0x2
+#define CIFS_UNIX_XATTTR_CAP 0x4 /* for support of other xattr
+ namespaces such as system,
+ security and trusted */
+#define CIFS_UNIX_EXTATTR_CAP 0x8 /* for support of chattr
+ (chflags) and lsattr */
+#define CIFS_UNIX_POSIX_PATHNAMES_CAP 0x10 /* Use POSIX pathnames on the wire. */
+#define CIFS_UNIX_POSIX_PATH_OPERATIONS_CAP 0x20 /* We can cope with POSIX open/mkdir/unlink etc. */
+#define CIFS_UNIX_LARGE_READ_CAP 0x40 /* We can cope with 24 bit reads in readX. */
+#define CIFS_UNIX_LARGE_WRITE_CAP 0x80 /* We can cope with 24 bit writes in writeX. */
+
#define SMB_QUERY_POSIX_FS_INFO 0x201
(NB statfs field flags can come from FILE_SYSTEM_DEVICE_INFO call)
*/
+#define SMB_QUERY_POSIX_WHO_AM_I 0x202 /* QFS Info */
+/* returns:
+ __u32 flags; 0 = Authenticated user 1 = GUEST
+ __u32 mask; which flags bits server understands ie 0x0001
+ __u64 unix_user_id;
+ __u64 unix_user_gid;
+ __u32 number_of_supplementary_gids; may be zero
+ __u32 number_of_sids; may be zero
+ __u32 length_of_sid_array; in bytes - may be zero
+ __u32 pad; reserved - MBZ
+ __u64 gid_array[0]; may be empty
+ __u8 * psid_list may be empty
+*/
+
+
/* ... more as we think of them :-). */
/* SMB POSIX ACL definitions. */
*/
+#define SMB_QUERY_POSIX_WHOAMI 0x202
+
+enum smb_whoami_flags {
+ SMB_WHOAMI_GUEST = 0x1 /* Logged in as (or squashed to) guest */
+};
+
+/* Mask of which WHOAMI bits are valid. This should make it easier for clients
+ * to cope with servers that have different sets of WHOAMI flags (as more get
+ * added).
+ */
+#define SMB_WHOAMI_MASK 0x00000001
+
+/*
+ SMBWhoami - Query the user mapping performed by the server for the
+ connected tree. This is a subcommand of the TRANS2_QFSINFO.
+
+ Returns:
+ 4 bytes unsigned - mapping flags (smb_whoami_flags)
+ 4 bytes unsigned - flags mask
+
+ 8 bytes unsigned - primary UID
+ 8 bytes unsigned - primary GID
+ 4 bytes unsigned - number of supplementary GIDs
+ 4 bytes unsigned - number of SIDs
+ 4 bytes unsigned - SID list byte count
+ 4 bytes - pad / reserved (must be zero)
+
+ 8 bytes unsigned[] - list of GIDs (may be empty)
+ DOM_SID[] - list of SIDs (may be empty)
+*/
+
/* The query/set info levels for POSIX ACLs. */
#define SMB_QUERY_POSIX_ACL 0x204
#define SMB_SET_POSIX_ACL 0x204
#define SMB_POSIX_ACL_ENTRY_SIZE 10
#define SMB_POSIX_IGNORE_ACE_ENTRIES 0xFFFF
+
+/* Definition of data block of SMB_SET_POSIX_LOCK */
+/*
+ [2 bytes] lock_type - 0 = Read, 1 = Write, 2 = Unlock
+ [2 bytes] lock_flags - 1 = Wait (only valid for setlock)
+ [4 bytes] pid = locking context.
+ [8 bytes] start = unsigned 64 bits.
+ [8 bytes] length = unsigned 64 bits.
+*/
+
+#define POSIX_LOCK_TYPE_OFFSET 0
+#define POSIX_LOCK_FLAGS_OFFSET 2
+#define POSIX_LOCK_PID_OFFSET 4
+#define POSIX_LOCK_START_OFFSET 8
+#define POSIX_LOCK_LEN_OFFSET 16
+#define POSIX_LOCK_DATA_SIZE 24
+
+#define POSIX_LOCK_FLAG_NOWAIT 0
+#define POSIX_LOCK_FLAG_WAIT 1
+
+#define POSIX_LOCK_TYPE_READ 0
+#define POSIX_LOCK_TYPE_WRITE 1
+#define POSIX_LOCK_TYPE_UNLOCK 2
+
+/* SMB_POSIX_PATH_OPEN "open_mode" definitions. */
+#define SMB_O_RDONLY 0x1
+#define SMB_O_WRONLY 0x2
+#define SMB_O_RDWR 0x4
+
+#define SMB_ACCMODE 0x7
+
+#define SMB_O_CREAT 0x10
+#define SMB_O_EXCL 0x20
+#define SMB_O_TRUNC 0x40
+#define SMB_O_APPEND 0x80
+#define SMB_O_SYNC 0x100
+#define SMB_O_DIRECTORY 0x200
+#define SMB_O_NOFOLLOW 0x400
+#define SMB_O_DIRECT 0x800
+
+/* Definition of request data block for SMB_POSIX_PATH_OPEN */
+/*
+ [4 bytes] flags (as smb_ntcreate_Flags).
+ [4 bytes] open_mode - SMB_O_xxx flags above.
+ [8 bytes] mode_t (permissions) - same encoding as "Standard UNIX permissions" above in SMB_SET_FILE_UNIX_BASIC.
+ [2 bytes] ret_info_level - optimization. Info level to be returned.
+*/
+
+/* Definition of reply data block for SMB_POSIX_PATH_OPEN */
+
+#define SMB_NO_INFO_LEVEL_RETURNED 0xFFFF
+
+/*
+ [2 bytes] - flags field. Identical to flags reply for oplock response field in SMBNTCreateX)
+ [2 bytes] - FID returned.
+ [4 bytes] - CreateAction (same as in NTCreateX response).
+ [2 bytes] - reply info level - as requested or 0xFFFF if not available.
+ [2 bytes] - padding (must be zero)
+ [n bytes] - info level reply - if available.
+*/
+
+/* Definition of request data block for SMB_POSIX_UNLINK */
+/*
+ [2 bytes] flags (defined below).
+*/
+
+#define SMB_POSIX_UNLINK_FILE_TARGET 0
+#define SMB_POSIX_UNLINK_DIRECTORY_TARGET 1
+
#endif
git.samba.org / sfrench / samba-autobuild / .git / blobdiff