1/*
2 * NFSv3 protocol definitions
3 */
4#ifndef _UAPI_LINUX_NFS3_H
5#define _UAPI_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_CREATEVERFSIZE	8
15#define NFS3_COOKIEVERFSIZE	8
16#define NFS3_WRITEVERFSIZE	8
17#define NFS3_FIFO_DEV		(-1)
18#define NFS3MODE_FMT		0170000
19#define NFS3MODE_DIR		0040000
20#define NFS3MODE_CHR		0020000
21#define NFS3MODE_BLK		0060000
22#define NFS3MODE_REG		0100000
23#define NFS3MODE_LNK		0120000
24#define NFS3MODE_SOCK		0140000
25#define NFS3MODE_FIFO		0010000
26
27/* Flags for access() call */
28#define NFS3_ACCESS_READ	0x0001
29#define NFS3_ACCESS_LOOKUP	0x0002
30#define NFS3_ACCESS_MODIFY	0x0004
31#define NFS3_ACCESS_EXTEND	0x0008
32#define NFS3_ACCESS_DELETE	0x0010
33#define NFS3_ACCESS_EXECUTE	0x0020
34#define NFS3_ACCESS_FULL	0x003f
35
36/* Flags for create mode */
37enum nfs3_createmode {
38	NFS3_CREATE_UNCHECKED = 0,
39	NFS3_CREATE_GUARDED = 1,
40	NFS3_CREATE_EXCLUSIVE = 2
41};
42
43/* NFSv3 file system properties */
44#define NFS3_FSF_LINK		0x0001
45#define NFS3_FSF_SYMLINK	0x0002
46#define NFS3_FSF_HOMOGENEOUS	0x0008
47#define NFS3_FSF_CANSETTIME	0x0010
48/* Some shorthands. See fs/nfsd/nfs3proc.c */
49#define NFS3_FSF_DEFAULT	0x001B
50#define NFS3_FSF_BILLYBOY	0x0018
51#define NFS3_FSF_READONLY	0x0008
52
53enum nfs3_ftype {
54	NF3NON  = 0,
55	NF3REG  = 1,
56	NF3DIR  = 2,
57	NF3BLK  = 3,
58	NF3CHR  = 4,
59	NF3LNK  = 5,
60	NF3SOCK = 6,
61	NF3FIFO = 7,	/* changed from NFSv2 (was 8) */
62	NF3BAD  = 8
63};
64
65struct nfs3_fh {
66	unsigned short size;
67	unsigned char  data[NFS3_FHSIZE];
68};
69
70#define NFS3_VERSION		3
71#define NFS3PROC_NULL		0
72#define NFS3PROC_GETATTR	1
73#define NFS3PROC_SETATTR	2
74#define NFS3PROC_LOOKUP		3
75#define NFS3PROC_ACCESS		4
76#define NFS3PROC_READLINK	5
77#define NFS3PROC_READ		6
78#define NFS3PROC_WRITE		7
79#define NFS3PROC_CREATE		8
80#define NFS3PROC_MKDIR		9
81#define NFS3PROC_SYMLINK	10
82#define NFS3PROC_MKNOD		11
83#define NFS3PROC_REMOVE		12
84#define NFS3PROC_RMDIR		13
85#define NFS3PROC_RENAME		14
86#define NFS3PROC_LINK		15
87#define NFS3PROC_READDIR	16
88#define NFS3PROC_READDIRPLUS	17
89#define NFS3PROC_FSSTAT		18
90#define NFS3PROC_FSINFO		19
91#define NFS3PROC_PATHCONF	20
92#define NFS3PROC_COMMIT		21
93
94#define NFS_MNT3_VERSION	3
95
96
97#endif /* _UAPI_LINUX_NFS3_H */
98