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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * NFSv3 protocol definitions
3 */
4#ifndef _LINUX_NFS3_H
5#define _LINUX_NFS3_H
6
7#define NFS3_PORT 2049
8#define NFS3_MAXDATA 32768
9#define NFS3_MAXPATHLEN PATH_MAX
10#define NFS3_MAXNAMLEN NAME_MAX
11#define NFS3_MAXGROUPS 16
12#define NFS3_FHSIZE 64
13#define NFS3_COOKIESIZE 4
14#define NFS3_FIFO_DEV (-1)
15#define NFS3MODE_FMT 0170000
16#define NFS3MODE_DIR 0040000
17#define NFS3MODE_CHR 0020000
18#define NFS3MODE_BLK 0060000
19#define NFS3MODE_REG 0100000
20#define NFS3MODE_LNK 0120000
21#define NFS3MODE_SOCK 0140000
22#define NFS3MODE_FIFO 0010000
23
24/* Flags for access() call */
25#define NFS3_ACCESS_READ 0x0001
26#define NFS3_ACCESS_LOOKUP 0x0002
27#define NFS3_ACCESS_MODIFY 0x0004
28#define NFS3_ACCESS_EXTEND 0x0008
29#define NFS3_ACCESS_DELETE 0x0010
30#define NFS3_ACCESS_EXECUTE 0x0020
31#define NFS3_ACCESS_FULL 0x003f
32
33/* Flags for create mode */
34enum nfs3_createmode {
35 NFS3_CREATE_UNCHECKED = 0,
36 NFS3_CREATE_GUARDED = 1,
37 NFS3_CREATE_EXCLUSIVE = 2
38};
39
40/* NFSv3 file system properties */
41#define NFS3_FSF_LINK 0x0001
42#define NFS3_FSF_SYMLINK 0x0002
43#define NFS3_FSF_HOMOGENEOUS 0x0008
44#define NFS3_FSF_CANSETTIME 0x0010
45/* Some shorthands. See fs/nfsd/nfs3proc.c */
46#define NFS3_FSF_DEFAULT 0x001B
47#define NFS3_FSF_BILLYBOY 0x0018
48#define NFS3_FSF_READONLY 0x0008
49
50enum nfs3_ftype {
51 NF3NON = 0,
52 NF3REG = 1,
53 NF3DIR = 2,
54 NF3BLK = 3,
55 NF3CHR = 4,
56 NF3LNK = 5,
57 NF3SOCK = 6,
58 NF3FIFO = 7, /* changed from NFSv2 (was 8) */
59 NF3BAD = 8
60};
61
62struct nfs3_fh {
63 unsigned short size;
64 unsigned char data[NFS3_FHSIZE];
65};
66
67#define NFS3_VERSION 3
68#define NFS3PROC_NULL 0
69#define NFS3PROC_GETATTR 1
70#define NFS3PROC_SETATTR 2
71#define NFS3PROC_LOOKUP 3
72#define NFS3PROC_ACCESS 4
73#define NFS3PROC_READLINK 5
74#define NFS3PROC_READ 6
75#define NFS3PROC_WRITE 7
76#define NFS3PROC_CREATE 8
77#define NFS3PROC_MKDIR 9
78#define NFS3PROC_SYMLINK 10
79#define NFS3PROC_MKNOD 11
80#define NFS3PROC_REMOVE 12
81#define NFS3PROC_RMDIR 13
82#define NFS3PROC_RENAME 14
83#define NFS3PROC_LINK 15
84#define NFS3PROC_READDIR 16
85#define NFS3PROC_READDIRPLUS 17
86#define NFS3PROC_FSSTAT 18
87#define NFS3PROC_FSINFO 19
88#define NFS3PROC_PATHCONF 20
89#define NFS3PROC_COMMIT 21
90
91#define NFS_MNT3_PROGRAM 100005
92#define NFS_MNT3_VERSION 3
93#define MOUNTPROC3_NULL 0
94#define MOUNTPROC3_MNT 1
95#define MOUNTPROC3_UMNT 3
96#define MOUNTPROC3_UMNTALL 4
97
98
99#if defined(__KERNEL__) || defined(NFS_NEED_KERNEL_TYPES)
100
101/* Number of 32bit words in post_op_attr */
102#define NFS3_POST_OP_ATTR_WORDS 22
103
104#endif /* __KERNEL__ */
105#endif /* _LINUX_NFS3_H */