1 /*
2 * NFS protocol definitions
3 *
4 * This file contains constants for Version 2 of the protocol.
5 */
6 #ifndef _LINUX_NFS2_H
7 #define _LINUX_NFS2_H
8
9 #define NFS2_PORT 2049
10 #define NFS2_MAXDATA 8192
11 #define NFS2_MAXPATHLEN 1024
12 #define NFS2_MAXNAMLEN 255
13 #define NFS2_MAXGROUPS 16
14 #define NFS2_FHSIZE 32
15 #define NFS2_COOKIESIZE 4
16 #define NFS2_FIFO_DEV (-1)
17 #define NFS2MODE_FMT 0170000
18 #define NFS2MODE_DIR 0040000
19 #define NFS2MODE_CHR 0020000
20 #define NFS2MODE_BLK 0060000
21 #define NFS2MODE_REG 0100000
22 #define NFS2MODE_LNK 0120000
23 #define NFS2MODE_SOCK 0140000
24 #define NFS2MODE_FIFO 0010000
25
26
27 /* NFSv2 file types - beware, these are not the same in NFSv3 */
28 enum nfs2_ftype {
29 NF2NON = 0,
30 NF2REG = 1,
31 NF2DIR = 2,
32 NF2BLK = 3,
33 NF2CHR = 4,
34 NF2LNK = 5,
35 NF2SOCK = 6,
36 NF2BAD = 7,
37 NF2FIFO = 8
38 };
39
40 struct nfs2_fh {
41 char data[NFS2_FHSIZE];
42 };
43
44 /*
45 * Procedure numbers for NFSv2
46 */
47 #define NFS2_VERSION 2
48 #define NFSPROC_NULL 0
49 #define NFSPROC_GETATTR 1
50 #define NFSPROC_SETATTR 2
51 #define NFSPROC_ROOT 3
52 #define NFSPROC_LOOKUP 4
53 #define NFSPROC_READLINK 5
54 #define NFSPROC_READ 6
55 #define NFSPROC_WRITECACHE 7
56 #define NFSPROC_WRITE 8
57 #define NFSPROC_CREATE 9
58 #define NFSPROC_REMOVE 10
59 #define NFSPROC_RENAME 11
60 #define NFSPROC_LINK 12
61 #define NFSPROC_SYMLINK 13
62 #define NFSPROC_MKDIR 14
63 #define NFSPROC_RMDIR 15
64 #define NFSPROC_READDIR 16
65 #define NFSPROC_STATFS 17
66
67 #define NFS_MNT_PROGRAM 100005
68 #define NFS_MNT_VERSION 1
69 #define MNTPROC_NULL 0
70 #define MNTPROC_MNT 1
71 #define MNTPROC_UMNT 3
72 #define MNTPROC_UMNTALL 4
73
74 #endif /* _LINUX_NFS2_H */
75
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