xref: /original-bsd/sys/nfs/nfsproto.h (revision 1e14295c)
1 /*
2  * Copyright (c) 1989 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to Berkeley by
6  * Rick Macklem at The University of Guelph.
7  *
8  * Redistribution and use in source and binary forms are permitted
9  * provided that the above copyright notice and this paragraph are
10  * duplicated in all such forms and that any documentation,
11  * advertising materials, and other materials related to such
12  * distribution and use acknowledge that the software was developed
13  * by the University of California, Berkeley.  The name of the
14  * University may not be used to endorse or promote products derived
15  * from this software without specific prior written permission.
16  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
19  *
20  *	@(#)nfsproto.h	7.1 (Berkeley) 07/05/89
21  */
22 
23 /*
24  * nfs definitions as per the version 2 specs
25  */
26 
27 /*
28  * Constants as defined in the Sun NFS Version 2 spec.
29  * "Network File System Protocol Specification" in the
30  * Manual "Networking on the Sun Workstation", Part #800-1324-03, Rev B
31  */
32 
33 #define NFS_PORT	2049
34 #define	NFS_PROG	100003
35 #define NFS_VER2	2
36 #define	NFS_MAXDATA	8192
37 #define	NFS_MAXPATHLEN	1024
38 #define	NFS_MAXNAMLEN	255
39 #define	NFS_FHSIZE	32
40 #define	NFS_NPROCS	18
41 
42 /* Stat numbers for rpc returns */
43 #define	NFS_OK		0
44 #define	NFSERR_PERM	1
45 #define	NFSERR_NOENT	2
46 #define	NFSERR_IO	5
47 #define	NFSERR_NXIO	6
48 #define	NFSERR_ACCES	13
49 #define	NFSERR_EXIST	17
50 #define	NFSERR_NODEV	19
51 #define	NFSERR_NOTDIR	20
52 #define	NFSERR_ISDIR	21
53 #define	NFSERR_FBIG	27
54 #define	NFSERR_NOSPC	28
55 #define	NFSERR_ROFS	30
56 #define	NFSERR_NAMETOOLONG	63
57 #define	NFSERR_NOTEMPTY	66
58 #define	NFSERR_DQUOT	69
59 #define	NFSERR_STALE	70
60 #define	NFSERR_WFLUSH	99
61 
62 /* Sizes in bytes of various nfs rpc components */
63 #define	NFSX_FH		32
64 #define	NFSX_UNSIGNED	4
65 #define	NFSX_FATTR	68
66 #define	NFSX_SATTR	32
67 #define	NFSX_COOKIE	4
68 #define NFSX_STATFS	20
69 
70 /* nfs rpc procedure numbers */
71 #define	NFSPROC_NULL		0
72 #define	NFSPROC_GETATTR		1
73 #define	NFSPROC_SETATTR		2
74 #define	NFSPROC_ROOT		3		/* Obsolete */
75 #define	NFSPROC_LOOKUP		4
76 #define	NFSPROC_READLINK	5
77 #define	NFSPROC_READ		6
78 #define	NFSPROC_WRITECACHE	7		/* Obsolete */
79 #define	NFSPROC_WRITE		8
80 #define	NFSPROC_CREATE		9
81 #define	NFSPROC_REMOVE		10
82 #define	NFSPROC_RENAME		11
83 #define	NFSPROC_LINK		12
84 #define	NFSPROC_SYMLINK		13
85 #define	NFSPROC_MKDIR		14
86 #define	NFSPROC_RMDIR		15
87 #define	NFSPROC_READDIR		16
88 #define	NFSPROC_STATFS		17
89 
90 /* Conversion macros */
91 #define	vtonfs_mode(t,m) txdr_unsigned(MAKEIMODE(t,m))
92 #define	nfstov_mode(a)	(fxdr_unsigned(u_short, (a))&07777)
93 #define	vtonfs_type(a)	txdr_unsigned(nfs_type[((long)(a))])
94 #define	nfstov_type(a)	v_type[fxdr_unsigned(u_long, (a))]
95 
96 /* File types */
97 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5 } nfstype;
98