linux-headers (unknown)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3 * NFSv3 protocol definitions
4 */
5 #ifndef _LINUX_NFS3_H
6 #define _LINUX_NFS3_H
7
8 #define NFS3_PORT 2049
9 #define NFS3_MAXDATA 32768
10 #define NFS3_MAXPATHLEN PATH_MAX
11 #define NFS3_MAXNAMLEN NAME_MAX
12 #define NFS3_MAXGROUPS 16
13 #define NFS3_FHSIZE 64
14 #define NFS3_COOKIESIZE 4
15 #define NFS3_CREATEVERFSIZE 8
16 #define NFS3_COOKIEVERFSIZE 8
17 #define NFS3_WRITEVERFSIZE 8
18 #define NFS3_FIFO_DEV (-1)
19 #define NFS3MODE_FMT 0170000
20 #define NFS3MODE_DIR 0040000
21 #define NFS3MODE_CHR 0020000
22 #define NFS3MODE_BLK 0060000
23 #define NFS3MODE_REG 0100000
24 #define NFS3MODE_LNK 0120000
25 #define NFS3MODE_SOCK 0140000
26 #define NFS3MODE_FIFO 0010000
27
28 /* Flags for access() call */
29 #define NFS3_ACCESS_READ 0x0001
30 #define NFS3_ACCESS_LOOKUP 0x0002
31 #define NFS3_ACCESS_MODIFY 0x0004
32 #define NFS3_ACCESS_EXTEND 0x0008
33 #define NFS3_ACCESS_DELETE 0x0010
34 #define NFS3_ACCESS_EXECUTE 0x0020
35 #define NFS3_ACCESS_FULL 0x003f
36
37 /* Flags for create mode */
38 enum nfs3_createmode {
39 NFS3_CREATE_UNCHECKED = 0,
40 NFS3_CREATE_GUARDED = 1,
41 NFS3_CREATE_EXCLUSIVE = 2
42 };
43
44 /* NFSv3 file system properties */
45 #define NFS3_FSF_LINK 0x0001
46 #define NFS3_FSF_SYMLINK 0x0002
47 #define NFS3_FSF_HOMOGENEOUS 0x0008
48 #define NFS3_FSF_CANSETTIME 0x0010
49 /* Some shorthands. See fs/nfsd/nfs3proc.c */
50 #define NFS3_FSF_DEFAULT 0x001B
51 #define NFS3_FSF_BILLYBOY 0x0018
52 #define NFS3_FSF_READONLY 0x0008
53
54 enum nfs3_ftype {
55 NF3NON = 0,
56 NF3REG = 1,
57 NF3DIR = 2,
58 NF3BLK = 3,
59 NF3CHR = 4,
60 NF3LNK = 5,
61 NF3SOCK = 6,
62 NF3FIFO = 7, /* changed from NFSv2 (was 8) */
63 NF3BAD = 8
64 };
65
66 enum nfs3_time_how {
67 DONT_CHANGE = 0,
68 SET_TO_SERVER_TIME = 1,
69 SET_TO_CLIENT_TIME = 2,
70 };
71
72 struct nfs3_fh {
73 unsigned short size;
74 unsigned char data[NFS3_FHSIZE];
75 };
76
77 #define NFS3_VERSION 3
78 #define NFS3PROC_NULL 0
79 #define NFS3PROC_GETATTR 1
80 #define NFS3PROC_SETATTR 2
81 #define NFS3PROC_LOOKUP 3
82 #define NFS3PROC_ACCESS 4
83 #define NFS3PROC_READLINK 5
84 #define NFS3PROC_READ 6
85 #define NFS3PROC_WRITE 7
86 #define NFS3PROC_CREATE 8
87 #define NFS3PROC_MKDIR 9
88 #define NFS3PROC_SYMLINK 10
89 #define NFS3PROC_MKNOD 11
90 #define NFS3PROC_REMOVE 12
91 #define NFS3PROC_RMDIR 13
92 #define NFS3PROC_RENAME 14
93 #define NFS3PROC_LINK 15
94 #define NFS3PROC_READDIR 16
95 #define NFS3PROC_READDIRPLUS 17
96 #define NFS3PROC_FSSTAT 18
97 #define NFS3PROC_FSINFO 19
98 #define NFS3PROC_PATHCONF 20
99 #define NFS3PROC_COMMIT 21
100
101 #define NFS_MNT3_VERSION 3
102
103
104 #endif /* _LINUX_NFS3_H */
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