tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: LGPL-2.1 */
2/*
3 *
4 * Copyright (c) International Business Machines Corp., 2009, 2013
5 * Etersoft, 2012
6 * 2018 Samsung Electronics Co., Ltd.
7 * Author(s): Steve French (sfrench@us.ibm.com)
8 * Pavel Shilovsky (pshilovsky@samba.org) 2012
9 * Namjae Jeon (linkinjeon@kernel.org)
10 *
11 */
12#ifndef _COMMON_SMB_FSCC_H
13#define _COMMON_SMB_FSCC_H
14
15/* See MS-FSCC 2.4.8 */
16typedef struct {
17 __le32 NextEntryOffset;
18 __u32 FileIndex;
19 __le64 CreationTime;
20 __le64 LastAccessTime;
21 __le64 LastWriteTime;
22 __le64 ChangeTime;
23 __le64 EndOfFile;
24 __le64 AllocationSize;
25 __le32 ExtFileAttributes;
26 __le32 FileNameLength;
27 __le32 EaSize; /* length of the xattrs */
28 __u8 ShortNameLength;
29 __u8 Reserved;
30 __u8 ShortName[24];
31 char FileName[];
32} __packed FILE_BOTH_DIRECTORY_INFO; /* level 0x104 FFrsp data */
33
34/* See MS-FSCC 2.4.10 */
35typedef struct {
36 __le32 NextEntryOffset;
37 __u32 FileIndex;
38 __le64 CreationTime;
39 __le64 LastAccessTime;
40 __le64 LastWriteTime;
41 __le64 ChangeTime;
42 __le64 EndOfFile;
43 __le64 AllocationSize;
44 __le32 ExtFileAttributes;
45 __le32 FileNameLength;
46 char FileName[];
47} __packed FILE_DIRECTORY_INFO; /* level 0x101 FF resp data */
48
49/* See MS-FSCC 2.4.14 */
50typedef struct {
51 __le32 NextEntryOffset;
52 __u32 FileIndex;
53 __le64 CreationTime;
54 __le64 LastAccessTime;
55 __le64 LastWriteTime;
56 __le64 ChangeTime;
57 __le64 EndOfFile;
58 __le64 AllocationSize;
59 __le32 ExtFileAttributes;
60 __le32 FileNameLength;
61 __le32 EaSize; /* length of the xattrs */
62 char FileName[];
63} __packed FILE_FULL_DIRECTORY_INFO; /* level 0x102 rsp data */
64
65/* See MS-FSCC 2.4.24 */
66typedef struct {
67 __le32 NextEntryOffset;
68 __u32 FileIndex;
69 __le64 CreationTime;
70 __le64 LastAccessTime;
71 __le64 LastWriteTime;
72 __le64 ChangeTime;
73 __le64 EndOfFile;
74 __le64 AllocationSize;
75 __le32 ExtFileAttributes;
76 __le32 FileNameLength;
77 __le32 EaSize; /* EA size */
78 __le32 Reserved;
79 __le64 UniqueId; /* inode num - le since Samba puts ino in low 32 bit*/
80 char FileName[];
81} __packed FILE_ID_FULL_DIR_INFO; /* level 0x105 FF rsp data */
82
83/* See MS-FSCC 2.4.34 */
84struct smb2_file_network_open_info {
85 struct_group_attr(network_open_info, __packed,
86 __le64 CreationTime;
87 __le64 LastAccessTime;
88 __le64 LastWriteTime;
89 __le64 ChangeTime;
90 __le64 AllocationSize;
91 __le64 EndOfFile;
92 __le32 Attributes;
93 );
94 __le32 Reserved;
95} __packed; /* level 34 Query also similar returned in close rsp and open rsp */
96
97/* See MS-FSCC 2.5.1 */
98#define MAX_FS_NAME_LEN 52
99typedef struct {
100 __le32 Attributes;
101 __le32 MaxPathNameComponentLength;
102 __le32 FileSystemNameLen;
103 __le16 FileSystemName[]; /* do not have to save this - get subset? */
104} __packed FILE_SYSTEM_ATTRIBUTE_INFO;
105
106/* List of FileSystemAttributes - see MS-FSCC 2.5.1 */
107#define FILE_SUPPORTS_SPARSE_VDL 0x10000000 /* faster nonsparse extend */
108#define FILE_SUPPORTS_BLOCK_REFCOUNTING 0x08000000 /* allow ioctl dup extents */
109#define FILE_SUPPORT_INTEGRITY_STREAMS 0x04000000
110#define FILE_SUPPORTS_USN_JOURNAL 0x02000000
111#define FILE_SUPPORTS_OPEN_BY_FILE_ID 0x01000000
112#define FILE_SUPPORTS_EXTENDED_ATTRIBUTES 0x00800000
113#define FILE_SUPPORTS_HARD_LINKS 0x00400000
114#define FILE_SUPPORTS_TRANSACTIONS 0x00200000
115#define FILE_SEQUENTIAL_WRITE_ONCE 0x00100000
116#define FILE_READ_ONLY_VOLUME 0x00080000
117#define FILE_NAMED_STREAMS 0x00040000
118#define FILE_SUPPORTS_ENCRYPTION 0x00020000
119#define FILE_SUPPORTS_OBJECT_IDS 0x00010000
120#define FILE_VOLUME_IS_COMPRESSED 0x00008000
121#define FILE_SUPPORTS_POSIX_UNLINK_RENAME 0x00000400
122#define FILE_RETURNS_CLEANUP_RESULT_INFO 0x00000200
123#define FILE_SUPPORTS_REMOTE_STORAGE 0x00000100
124#define FILE_SUPPORTS_REPARSE_POINTS 0x00000080
125#define FILE_SUPPORTS_SPARSE_FILES 0x00000040
126#define FILE_VOLUME_QUOTAS 0x00000020
127#define FILE_FILE_COMPRESSION 0x00000010
128#define FILE_PERSISTENT_ACLS 0x00000008
129#define FILE_UNICODE_ON_DISK 0x00000004
130#define FILE_CASE_PRESERVED_NAMES 0x00000002
131#define FILE_CASE_SENSITIVE_SEARCH 0x00000001
132
133/* See MS-FSCC 2.5.8 */
134typedef struct {
135 __le64 TotalAllocationUnits;
136 __le64 AvailableAllocationUnits;
137 __le32 SectorsPerAllocationUnit;
138 __le32 BytesPerSector;
139} __packed FILE_SYSTEM_SIZE_INFO; /* size info, level 0x103 */
140
141/* See MS-FSCC 2.5.10 */
142typedef struct {
143 __le32 DeviceType;
144 __le32 DeviceCharacteristics;
145} __packed FILE_SYSTEM_DEVICE_INFO; /* device info level 0x104 */
146
147/*
148 * File Attributes
149 * See MS-FSCC 2.6
150 */
151#define FILE_ATTRIBUTE_READONLY 0x00000001
152#define FILE_ATTRIBUTE_HIDDEN 0x00000002
153#define FILE_ATTRIBUTE_SYSTEM 0x00000004
154#define FILE_ATTRIBUTE_DIRECTORY 0x00000010
155#define FILE_ATTRIBUTE_ARCHIVE 0x00000020
156#define FILE_ATTRIBUTE_NORMAL 0x00000080
157#define FILE_ATTRIBUTE_TEMPORARY 0x00000100
158#define FILE_ATTRIBUTE_SPARSE_FILE 0x00000200
159#define FILE_ATTRIBUTE_REPARSE_POINT 0x00000400
160#define FILE_ATTRIBUTE_COMPRESSED 0x00000800
161#define FILE_ATTRIBUTE_OFFLINE 0x00001000
162#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x00002000
163#define FILE_ATTRIBUTE_ENCRYPTED 0x00004000
164#define FILE_ATTRIBUTE_INTEGRITY_STREAM 0x00008000
165#define FILE_ATTRIBUTE_NO_SCRUB_DATA 0x00020000
166#define FILE_ATTRIBUTE_MASK (FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | \
167 FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_DIRECTORY | \
168 FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_NORMAL | \
169 FILE_ATTRIBUTE_TEMPORARY | FILE_ATTRIBUTE_SPARSE_FILE | \
170 FILE_ATTRIBUTE_REPARSE_POINT | FILE_ATTRIBUTE_COMPRESSED | \
171 FILE_ATTRIBUTE_OFFLINE | FILE_ATTRIBUTE_NOT_CONTENT_INDEXED | \
172 FILE_ATTRIBUTE_ENCRYPTED | FILE_ATTRIBUTE_INTEGRITY_STREAM | \
173 FILE_ATTRIBUTE_NO_SCRUB_DATA)
174
175#define FILE_ATTRIBUTE_READONLY_LE cpu_to_le32(FILE_ATTRIBUTE_READONLY)
176#define FILE_ATTRIBUTE_HIDDEN_LE cpu_to_le32(FILE_ATTRIBUTE_HIDDEN)
177#define FILE_ATTRIBUTE_SYSTEM_LE cpu_to_le32(FILE_ATTRIBUTE_SYSTEM)
178#define FILE_ATTRIBUTE_DIRECTORY_LE cpu_to_le32(FILE_ATTRIBUTE_DIRECTORY)
179#define FILE_ATTRIBUTE_ARCHIVE_LE cpu_to_le32(FILE_ATTRIBUTE_ARCHIVE)
180#define FILE_ATTRIBUTE_NORMAL_LE cpu_to_le32(FILE_ATTRIBUTE_NORMAL)
181#define FILE_ATTRIBUTE_TEMPORARY_LE cpu_to_le32(FILE_ATTRIBUTE_TEMPORARY)
182#define FILE_ATTRIBUTE_SPARSE_FILE_LE cpu_to_le32(FILE_ATTRIBUTE_SPARSE_FILE)
183#define FILE_ATTRIBUTE_REPARSE_POINT_LE cpu_to_le32(FILE_ATTRIBUTE_REPARSE_POINT)
184#define FILE_ATTRIBUTE_COMPRESSED_LE cpu_to_le32(FILE_ATTRIBUTE_COMPRESSED)
185#define FILE_ATTRIBUTE_OFFLINE_LE cpu_to_le32(FILE_ATTRIBUTE_OFFLINE)
186#define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED_LE cpu_to_le32(FILE_ATTRIBUTE_NOT_CONTENT_INDEXED)
187#define FILE_ATTRIBUTE_ENCRYPTED_LE cpu_to_le32(FILE_ATTRIBUTE_ENCRYPTED)
188#define FILE_ATTRIBUTE_INTEGRITY_STREAM_LE cpu_to_le32(FILE_ATTRIBUTE_INTEGRITY_STREAM)
189#define FILE_ATTRIBUTE_NO_SCRUB_DATA_LE cpu_to_le32(FILE_ATTRIBUTE_NO_SCRUB_DATA)
190#define FILE_ATTRIBUTE_MASK_LE cpu_to_le32(FILE_ATTRIBUTE_MASK)
191
192/*
193 * Response contains array of the following structures
194 * See MS-FSCC 2.7.1
195 */
196struct file_notify_information {
197 __le32 NextEntryOffset;
198 __le32 Action;
199 __le32 FileNameLength;
200 __u8 FileName[];
201} __packed;
202
203/*
204 * See POSIX Extensions to MS-FSCC 2.3.2.1
205 * Link: https://gitlab.com/samba-team/smb3-posix-spec/-/blob/master/fscc_posix_extensions.md
206 */
207typedef struct {
208 /* For undefined recommended transfer size return -1 in that field */
209 __le32 OptimalTransferSize; /* bsize on some os, iosize on other os */
210 __le32 BlockSize;
211 /* The next three fields are in terms of the block size.
212 * (above). If block size is unknown, 4096 would be a
213 * reasonable block size for a server to report.
214 * Note that returning the blocks/blocksavail removes need
215 * to make a second call (to QFSInfo level 0x103 to get this info.
216 * UserBlockAvail is typically less than or equal to BlocksAvail,
217 * if no distinction is made return the same value in each
218 */
219 __le64 TotalBlocks;
220 __le64 BlocksAvail; /* bfree */
221 __le64 UserBlocksAvail; /* bavail */
222 /* For undefined Node fields or FSID return -1 */
223 __le64 TotalFileNodes;
224 __le64 FreeFileNodes;
225 __le64 FileSysIdentifier; /* fsid */
226 /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */
227 /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
228} __packed FILE_SYSTEM_POSIX_INFO;
229
230#endif /* _COMMON_SMB_FSCC_H */