xref: /netbsd-src/sys/lib/libsa/nfsv2.h (revision 3b01aba77a7a698587faaae455bbfe740923c1f5)
1 /*	$NetBSD: nfsv2.h,v 1.2 1996/02/26 23:05:23 gwr Exp $	*/
2 
3 /*
4  * Copyright (c) 1989, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Rick Macklem at The University of Guelph.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the University of
21  *	California, Berkeley and its contributors.
22  * 4. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  *	@(#)nfsv2.h	8.1 (Berkeley) 6/10/93
39  */
40 
41 /*
42  * nfs definitions as per the version 2 specs
43  */
44 
45 /*
46  * Constants as defined in the Sun NFS Version 2 spec.
47  * "NFS: Network File System Protocol Specification" RFC1094
48  */
49 
50 #define NFS_PORT	2049
51 #define	NFS_PROG	100003
52 #define NFS_VER2	2
53 #define	NFS_MAXDGRAMDATA 8192
54 #define	NFS_MAXDATA	32768
55 #define	NFS_MAXPATHLEN	1024
56 #define	NFS_MAXNAMLEN	255
57 #define	NFS_FHSIZE	32
58 #define	NFS_MAXPKTHDR	404
59 #define NFS_MAXPACKET	(NFS_MAXPKTHDR+NFS_MAXDATA)
60 #define	NFS_MINPACKET	20
61 #define	NFS_FABLKSIZE	512	/* Size in bytes of a block wrt fa_blocks */
62 
63 /* Stat numbers for rpc returns */
64 #define	NFS_OK		0
65 #define	NFSERR_PERM	1
66 #define	NFSERR_NOENT	2
67 #define	NFSERR_IO	5
68 #define	NFSERR_NXIO	6
69 #define	NFSERR_ACCES	13
70 #define	NFSERR_EXIST	17
71 #define	NFSERR_NODEV	19
72 #define	NFSERR_NOTDIR	20
73 #define	NFSERR_ISDIR	21
74 #define	NFSERR_FBIG	27
75 #define	NFSERR_NOSPC	28
76 #define	NFSERR_ROFS	30
77 #define	NFSERR_NAMETOL	63
78 #define	NFSERR_NOTEMPTY	66
79 #define	NFSERR_DQUOT	69
80 #define	NFSERR_STALE	70
81 #define	NFSERR_WFLUSH	99
82 
83 /* Sizes in bytes of various nfs rpc components */
84 #define	NFSX_FH		32
85 #define	NFSX_UNSIGNED	4
86 #define	NFSX_FATTR	68
87 #define	NFSX_SATTR	32
88 #define NFSX_STATFS	20
89 #define	NFSX_COOKIE	4
90 
91 /* nfs rpc procedure numbers */
92 #define	NFSPROC_NULL		0
93 #define	NFSPROC_GETATTR		1
94 #define	NFSPROC_SETATTR		2
95 #define	NFSPROC_NOOP		3
96 #define	NFSPROC_ROOT		NFSPROC_NOOP	/* Obsolete */
97 #define	NFSPROC_LOOKUP		4
98 #define	NFSPROC_READLINK	5
99 #define	NFSPROC_READ		6
100 #define	NFSPROC_WRITECACHE	NFSPROC_NOOP	/* Obsolete */
101 #define	NFSPROC_WRITE		8
102 #define	NFSPROC_CREATE		9
103 #define	NFSPROC_REMOVE		10
104 #define	NFSPROC_RENAME		11
105 #define	NFSPROC_LINK		12
106 #define	NFSPROC_SYMLINK		13
107 #define	NFSPROC_MKDIR		14
108 #define	NFSPROC_RMDIR		15
109 #define	NFSPROC_READDIR		16
110 #define	NFSPROC_STATFS		17
111 
112 #define	NFS_NPROCS		18
113 
114 
115 /* File types */
116 typedef enum {
117 	NFNON=0,
118 	NFREG=1,
119 	NFDIR=2,
120 	NFBLK=3,
121 	NFCHR=4,
122 	NFLNK=5
123 } nfstype;
124 
125 /* Structs for common parts of the rpc's */
126 struct nfsv2_time {
127 	n_long	nfs_sec;
128 	n_long	nfs_usec;
129 };
130 
131 /*
132  * File attributes and setable attributes.
133  */
134 struct nfsv2_fattr {
135 	n_long	fa_type;
136 	n_long	fa_mode;
137 	n_long	fa_nlink;
138 	n_long	fa_uid;
139 	n_long	fa_gid;
140 	n_long	fa_size;
141 	n_long	fa_blocksize;
142 	n_long	fa_rdev;
143 	n_long	fa_blocks;
144 	n_long	fa_fsid;
145 	n_long	fa_fileid;
146 	struct nfsv2_time fa_atime;
147 	struct nfsv2_time fa_mtime;
148 	struct nfsv2_time fa_ctime;
149 };
150 
151 struct nfsv2_sattr {
152 	n_long	sa_mode;
153 	n_long	sa_uid;
154 	n_long	sa_gid;
155 	n_long	sa_size;
156 	struct nfsv2_time sa_atime;
157 	struct nfsv2_time sa_mtime;
158 };
159 
160 struct nfsv2_statfs {
161 	n_long	sf_tsize;
162 	n_long	sf_bsize;
163 	n_long	sf_blocks;
164 	n_long	sf_bfree;
165 	n_long	sf_bavail;
166 };
167