1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
2 | /* |
3 | * NFS protocol definitions |
4 | * |
5 | * This file contains constants mostly for Version 2 of the protocol, |
6 | * but also has a couple of NFSv3 bits in (notably the error codes). |
7 | */ |
8 | #ifndef _UAPI_LINUX_NFS_H |
9 | #define _UAPI_LINUX_NFS_H |
10 | |
11 | #include <linux/types.h> |
12 | |
13 | #define NFS_PROGRAM 100003 |
14 | #define NFS_PORT 2049 |
15 | #define NFS_RDMA_PORT 20049 |
16 | #define NFS_MAXDATA 8192 |
17 | #define NFS_MAXPATHLEN 1024 |
18 | #define NFS_MAXNAMLEN 255 |
19 | #define NFS_MAXGROUPS 16 |
20 | #define NFS_FHSIZE 32 |
21 | #define NFS_COOKIESIZE 4 |
22 | #define NFS_FIFO_DEV (-1) |
23 | #define NFSMODE_FMT 0170000 |
24 | #define NFSMODE_DIR 0040000 |
25 | #define NFSMODE_CHR 0020000 |
26 | #define NFSMODE_BLK 0060000 |
27 | #define NFSMODE_REG 0100000 |
28 | #define NFSMODE_LNK 0120000 |
29 | #define NFSMODE_SOCK 0140000 |
30 | #define NFSMODE_FIFO 0010000 |
31 | |
32 | #define NFS_MNT_PROGRAM 100005 |
33 | #define NFS_MNT_VERSION 1 |
34 | #define NFS_MNT3_VERSION 3 |
35 | |
36 | #define NFS_PIPE_DIRNAME "nfs" |
37 | |
38 | /* |
39 | * NFS stats. The good thing with these values is that NFSv3 errors are |
40 | * a superset of NFSv2 errors (with the exception of NFSERR_WFLUSH which |
41 | * no-one uses anyway), so we can happily mix code as long as we make sure |
42 | * no NFSv3 errors are returned to NFSv2 clients. |
43 | * Error codes that have a `--' in the v2 column are not part of the |
44 | * standard, but seem to be widely used nevertheless. |
45 | */ |
46 | enum nfs_stat { |
47 | NFS_OK = 0, /* v2 v3 v4 */ |
48 | NFSERR_PERM = 1, /* v2 v3 v4 */ |
49 | NFSERR_NOENT = 2, /* v2 v3 v4 */ |
50 | NFSERR_IO = 5, /* v2 v3 v4 */ |
51 | NFSERR_NXIO = 6, /* v2 v3 v4 */ |
52 | NFSERR_EAGAIN = 11, /* v2 v3 */ |
53 | NFSERR_ACCES = 13, /* v2 v3 v4 */ |
54 | NFSERR_EXIST = 17, /* v2 v3 v4 */ |
55 | NFSERR_XDEV = 18, /* v3 v4 */ |
56 | NFSERR_NODEV = 19, /* v2 v3 v4 */ |
57 | NFSERR_NOTDIR = 20, /* v2 v3 v4 */ |
58 | NFSERR_ISDIR = 21, /* v2 v3 v4 */ |
59 | NFSERR_INVAL = 22, /* v2 v3 v4 */ |
60 | NFSERR_FBIG = 27, /* v2 v3 v4 */ |
61 | NFSERR_NOSPC = 28, /* v2 v3 v4 */ |
62 | NFSERR_ROFS = 30, /* v2 v3 v4 */ |
63 | NFSERR_MLINK = 31, /* v3 v4 */ |
64 | NFSERR_OPNOTSUPP = 45, /* v2 v3 */ |
65 | NFSERR_NAMETOOLONG = 63, /* v2 v3 v4 */ |
66 | NFSERR_NOTEMPTY = 66, /* v2 v3 v4 */ |
67 | NFSERR_DQUOT = 69, /* v2 v3 v4 */ |
68 | NFSERR_STALE = 70, /* v2 v3 v4 */ |
69 | NFSERR_REMOTE = 71, /* v2 v3 */ |
70 | NFSERR_WFLUSH = 99, /* v2 */ |
71 | NFSERR_BADHANDLE = 10001, /* v3 v4 */ |
72 | NFSERR_NOT_SYNC = 10002, /* v3 */ |
73 | NFSERR_BAD_COOKIE = 10003, /* v3 v4 */ |
74 | NFSERR_NOTSUPP = 10004, /* v3 v4 */ |
75 | NFSERR_TOOSMALL = 10005, /* v3 v4 */ |
76 | NFSERR_SERVERFAULT = 10006, /* v3 v4 */ |
77 | NFSERR_BADTYPE = 10007, /* v3 v4 */ |
78 | NFSERR_JUKEBOX = 10008, /* v3 v4 */ |
79 | NFSERR_SAME = 10009, /* v4 */ |
80 | NFSERR_DENIED = 10010, /* v4 */ |
81 | NFSERR_EXPIRED = 10011, /* v4 */ |
82 | NFSERR_LOCKED = 10012, /* v4 */ |
83 | NFSERR_GRACE = 10013, /* v4 */ |
84 | NFSERR_FHEXPIRED = 10014, /* v4 */ |
85 | NFSERR_SHARE_DENIED = 10015, /* v4 */ |
86 | NFSERR_WRONGSEC = 10016, /* v4 */ |
87 | NFSERR_CLID_INUSE = 10017, /* v4 */ |
88 | NFSERR_RESOURCE = 10018, /* v4 */ |
89 | NFSERR_MOVED = 10019, /* v4 */ |
90 | NFSERR_NOFILEHANDLE = 10020, /* v4 */ |
91 | NFSERR_MINOR_VERS_MISMATCH = 10021, /* v4 */ |
92 | NFSERR_STALE_CLIENTID = 10022, /* v4 */ |
93 | NFSERR_STALE_STATEID = 10023, /* v4 */ |
94 | NFSERR_OLD_STATEID = 10024, /* v4 */ |
95 | NFSERR_BAD_STATEID = 10025, /* v4 */ |
96 | NFSERR_BAD_SEQID = 10026, /* v4 */ |
97 | NFSERR_NOT_SAME = 10027, /* v4 */ |
98 | NFSERR_LOCK_RANGE = 10028, /* v4 */ |
99 | NFSERR_SYMLINK = 10029, /* v4 */ |
100 | NFSERR_RESTOREFH = 10030, /* v4 */ |
101 | NFSERR_LEASE_MOVED = 10031, /* v4 */ |
102 | NFSERR_ATTRNOTSUPP = 10032, /* v4 */ |
103 | NFSERR_NO_GRACE = 10033, /* v4 */ |
104 | NFSERR_RECLAIM_BAD = 10034, /* v4 */ |
105 | NFSERR_RECLAIM_CONFLICT = 10035,/* v4 */ |
106 | NFSERR_BAD_XDR = 10036, /* v4 */ |
107 | NFSERR_LOCKS_HELD = 10037, /* v4 */ |
108 | NFSERR_OPENMODE = 10038, /* v4 */ |
109 | NFSERR_BADOWNER = 10039, /* v4 */ |
110 | NFSERR_BADCHAR = 10040, /* v4 */ |
111 | NFSERR_BADNAME = 10041, /* v4 */ |
112 | NFSERR_BAD_RANGE = 10042, /* v4 */ |
113 | NFSERR_LOCK_NOTSUPP = 10043, /* v4 */ |
114 | NFSERR_OP_ILLEGAL = 10044, /* v4 */ |
115 | NFSERR_DEADLOCK = 10045, /* v4 */ |
116 | NFSERR_FILE_OPEN = 10046, /* v4 */ |
117 | NFSERR_ADMIN_REVOKED = 10047, /* v4 */ |
118 | NFSERR_CB_PATH_DOWN = 10048, /* v4 */ |
119 | }; |
120 | |
121 | /* NFSv2 file types - beware, these are not the same in NFSv3 */ |
122 | |
123 | enum nfs_ftype { |
124 | NFNON = 0, |
125 | NFREG = 1, |
126 | NFDIR = 2, |
127 | NFBLK = 3, |
128 | NFCHR = 4, |
129 | NFLNK = 5, |
130 | NFSOCK = 6, |
131 | NFBAD = 7, |
132 | NFFIFO = 8 |
133 | }; |
134 | |
135 | #endif /* _UAPI_LINUX_NFS_H */ |
136 | |