FreeBSD/Linux Kernel Cross Reference
sys/lib/libsa/nfsv2.h

     /*      $NetBSD: nfsv2.h,v 1.3 2003/08/07 16:32:28 agc Exp $    */
     
     /*
      * Copyright (c) 1989, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * This code is derived from software contributed to Berkeley by
      * Rick Macklem at The University of Guelph.
      *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     *      @(#)nfsv2.h     8.1 (Berkeley) 6/10/93
     */
    
    /*
     * nfs definitions as per the version 2 specs
     */
    
    /*
     * Constants as defined in the Sun NFS Version 2 spec.
     * "NFS: Network File System Protocol Specification" RFC1094
     */
    
    #define NFS_PORT        2049
    #define NFS_PROG        100003
    #define NFS_VER2        2
    #define NFS_MAXDGRAMDATA 8192
    #define NFS_MAXDATA     32768
    #define NFS_MAXPATHLEN  1024
    #define NFS_MAXNAMLEN   255
    #define NFS_FHSIZE      32
    #define NFS_MAXPKTHDR   404
    #define NFS_MAXPACKET   (NFS_MAXPKTHDR+NFS_MAXDATA)
    #define NFS_MINPACKET   20
    #define NFS_FABLKSIZE   512     /* Size in bytes of a block wrt fa_blocks */
    
    /* Stat numbers for rpc returns */
    #define NFS_OK          0
    #define NFSERR_PERM     1
    #define NFSERR_NOENT    2
    #define NFSERR_IO       5
    #define NFSERR_NXIO     6
    #define NFSERR_ACCES    13
    #define NFSERR_EXIST    17
    #define NFSERR_NODEV    19
    #define NFSERR_NOTDIR   20
    #define NFSERR_ISDIR    21
    #define NFSERR_FBIG     27
    #define NFSERR_NOSPC    28
    #define NFSERR_ROFS     30
    #define NFSERR_NAMETOL  63
    #define NFSERR_NOTEMPTY 66
    #define NFSERR_DQUOT    69
    #define NFSERR_STALE    70
    #define NFSERR_WFLUSH   99
    
    /* Sizes in bytes of various nfs rpc components */
    #define NFSX_FH         32
    #define NFSX_UNSIGNED   4
    #define NFSX_FATTR      68
    #define NFSX_SATTR      32
    #define NFSX_STATFS     20
    #define NFSX_COOKIE     4
    
    /* nfs rpc procedure numbers */
    #define NFSPROC_NULL            0
    #define NFSPROC_GETATTR         1
    #define NFSPROC_SETATTR         2
    #define NFSPROC_NOOP            3
    #define NFSPROC_ROOT            NFSPROC_NOOP    /* Obsolete */
    #define NFSPROC_LOOKUP          4
    #define NFSPROC_READLINK        5
    #define NFSPROC_READ            6
    #define NFSPROC_WRITECACHE      NFSPROC_NOOP    /* Obsolete */
    #define NFSPROC_WRITE           8
    #define NFSPROC_CREATE          9
    #define NFSPROC_REMOVE          10
   #define NFSPROC_RENAME          11
   #define NFSPROC_LINK            12
   #define NFSPROC_SYMLINK         13
   #define NFSPROC_MKDIR           14
   #define NFSPROC_RMDIR           15
   #define NFSPROC_READDIR         16
   #define NFSPROC_STATFS          17
   
   #define NFS_NPROCS              18
   
   
   /* File types */
   typedef enum {
           NFNON=0,
           NFREG=1,
           NFDIR=2,
           NFBLK=3,
           NFCHR=4,
           NFLNK=5
   } nfstype;
   
   /* Structs for common parts of the rpc's */
   struct nfsv2_time {
           n_long  nfs_sec;
           n_long  nfs_usec;
   };
   
   /*
    * File attributes and setable attributes.
    */
   struct nfsv2_fattr {
           n_long  fa_type;
           n_long  fa_mode;
           n_long  fa_nlink;
           n_long  fa_uid;
           n_long  fa_gid;
           n_long  fa_size;
           n_long  fa_blocksize;
           n_long  fa_rdev;
           n_long  fa_blocks;
           n_long  fa_fsid;
           n_long  fa_fileid;
           struct nfsv2_time fa_atime;
           struct nfsv2_time fa_mtime;
           struct nfsv2_time fa_ctime;
   };
   
   struct nfsv2_sattr {
           n_long  sa_mode;
           n_long  sa_uid;
           n_long  sa_gid;
           n_long  sa_size;
           struct nfsv2_time sa_atime;
           struct nfsv2_time sa_mtime;
   };
   
   struct nfsv2_statfs {
           n_long  sf_tsize;
           n_long  sf_bsize;
           n_long  sf_blocks;
           n_long  sf_bfree;
           n_long  sf_bavail;
   };

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