sys/lib/libsa/nfsv2.h

   1 /*      $NetBSD: nfsv2.h,v 1.4 2005/12/11 12:24:46 christos 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. Neither the name of the University nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  *
  34  *      @(#)nfsv2.h     8.1 (Berkeley) 6/10/93
  35  */
  36
  37 /*
  38  * nfs definitions as per the version 2 specs
  39  */
  40
  41 /*
  42  * Constants as defined in the Sun NFS Version 2 spec.
  43  * "NFS: Network File System Protocol Specification" RFC1094
  44  */
  45
  46 #define NFS_PORT        2049
  47 #define NFS_PROG        100003
  48 #define NFS_VER2        2
  49 #define NFS_MAXDGRAMDATA 8192
  50 #define NFS_MAXDATA     32768
  51 #define NFS_MAXPATHLEN  1024
  52 #define NFS_MAXNAMLEN   255
  53 #define NFS_FHSIZE      32
  54 #define NFS_MAXPKTHDR   404
  55 #define NFS_MAXPACKET   (NFS_MAXPKTHDR+NFS_MAXDATA)
  56 #define NFS_MINPACKET   20
  57 #define NFS_FABLKSIZE   512     /* Size in bytes of a block wrt fa_blocks */
  58
  59 /* Stat numbers for rpc returns */
  60 #define NFS_OK          0
  61 #define NFSERR_PERM     1
  62 #define NFSERR_NOENT    2
  63 #define NFSERR_IO       5
  64 #define NFSERR_NXIO     6
  65 #define NFSERR_ACCES    13
  66 #define NFSERR_EXIST    17
  67 #define NFSERR_NODEV    19
  68 #define NFSERR_NOTDIR   20
  69 #define NFSERR_ISDIR    21
  70 #define NFSERR_FBIG     27
  71 #define NFSERR_NOSPC    28
  72 #define NFSERR_ROFS     30
  73 #define NFSERR_NAMETOL  63
  74 #define NFSERR_NOTEMPTY 66
  75 #define NFSERR_DQUOT    69
  76 #define NFSERR_STALE    70
  77 #define NFSERR_WFLUSH   99
  78
  79 /* Sizes in bytes of various nfs rpc components */
  80 #define NFSX_FH         32
  81 #define NFSX_UNSIGNED   4
  82 #define NFSX_FATTR      68
  83 #define NFSX_SATTR      32
  84 #define NFSX_STATFS     20
  85 #define NFSX_COOKIE     4
  86
  87 /* nfs rpc procedure numbers */
  88 #define NFSPROC_NULL            0
  89 #define NFSPROC_GETATTR         1
  90 #define NFSPROC_SETATTR         2
  91 #define NFSPROC_NOOP            3
  92 #define NFSPROC_ROOT            NFSPROC_NOOP    /* Obsolete */
  93 #define NFSPROC_LOOKUP          4
  94 #define NFSPROC_READLINK        5
  95 #define NFSPROC_READ            6
  96 #define NFSPROC_WRITECACHE      NFSPROC_NOOP    /* Obsolete */
  97 #define NFSPROC_WRITE           8
  98 #define NFSPROC_CREATE          9
  99 #define NFSPROC_REMOVE          10
 100 #define NFSPROC_RENAME          11
 101 #define NFSPROC_LINK            12
 102 #define NFSPROC_SYMLINK         13
 103 #define NFSPROC_MKDIR           14
 104 #define NFSPROC_RMDIR           15
 105 #define NFSPROC_READDIR         16
 106 #define NFSPROC_STATFS          17
 107
 108 #define NFS_NPROCS              18
 109
 110
 111 /* File types */
 112 typedef enum {
 113         NFNON=0,
 114         NFREG=1,
 115         NFDIR=2,
 116         NFBLK=3,
 117         NFCHR=4,
 118         NFLNK=5
 119 } nfstype;
 120
 121 /* Structs for common parts of the rpc's */
 122 struct nfsv2_time {
 123         n_long  nfs_sec;
 124         n_long  nfs_usec;
 125 };
 126
 127 /*
 128  * File attributes and setable attributes.
 129  */
 130 struct nfsv2_fattr {
 131         n_long  fa_type;
 132         n_long  fa_mode;
 133         n_long  fa_nlink;
 134         n_long  fa_uid;
 135         n_long  fa_gid;
 136         n_long  fa_size;
 137         n_long  fa_blocksize;
 138         n_long  fa_rdev;
 139         n_long  fa_blocks;
 140         n_long  fa_fsid;
 141         n_long  fa_fileid;
 142         struct nfsv2_time fa_atime;
 143         struct nfsv2_time fa_mtime;
 144         struct nfsv2_time fa_ctime;
 145 };
 146
 147 struct nfsv2_sattr {
 148         n_long  sa_mode;
 149         n_long  sa_uid;
 150         n_long  sa_gid;
 151         n_long  sa_size;
 152         struct nfsv2_time sa_atime;
 153         struct nfsv2_time sa_mtime;
 154 };
 155
 156 struct nfsv2_statfs {
 157         n_long  sf_tsize;
 158         n_long  sf_bsize;
 159         n_long  sf_blocks;
 160         n_long  sf_bfree;
 161         n_long  sf_bavail;
 162 };