/* $OpenBSD: nfsv2.h,v 1.7 2003/06/02 23:36:54 millert Exp $ */ /* * Copyright (c) 1994, 1995, 1996 * 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 7.11 (Berkeley) 9/30/92 */ /* * 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_NFSFATTR 68 #define NFSX_NQFATTR 92 #define NFSX_NFSSATTR 32 #define NFSX_NQSATTR 44 #define NFSX_COOKIE 4 #define NFSX_NFSSTATFS 20 #define NFSX_NQSTATFS 28 #define NFSX_FATTR(isnq) ((isnq) ? NFSX_NQFATTR : NFSX_NFSFATTR) #define NFSX_SATTR(isnq) ((isnq) ? NFSX_NQSATTR : NFSX_NFSSATTR) #define NFSX_STATFS(isnq) ((isnq) ? NFSX_NQSTATFS : NFSX_NFSSTATFS) /* 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 /* NQ nfs numbers */ #define NQNFSPROC_READDIRLOOK 18 #define NQNFSPROC_GETLEASE 19 #define NQNFSPROC_VACATED 20 #define NQNFSPROC_EVICTED 21 #define NQNFSPROC_ACCESS 22 #define NFS_NPROCS 23 /* Conversion macros */ extern int vttoif_tab[]; #define vtonfs_mode(t,m) \ txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : \ MAKEIMODE((t), (m))) #define nfstov_mode(a) (fxdr_unsigned(u_short, (a))&07777) #define vtonfs_type(a) txdr_unsigned(nfs_type[((int32_t)(a))]) #define nfstov_type(a) ntov_type[fxdr_unsigned(u_int32_t,(a))&0x7] /* File types */ typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5 } tcpdump_nfstype; /* Structs for common parts of the rpc's */ struct nfsv2_time { u_int32_t nfs_sec; u_int32_t nfs_usec; }; struct nqnfs_time { u_int32_t nq_sec; u_int32_t nq_nsec; }; /* * File attributes and setable attributes. These structures cover both * NFS version 2 and the NQNFS protocol. Note that the union is only * used to that one pointer can refer to both variants. These structures * go out on the wire and must be densely packed, so no quad data types * are used. (all fields are int32_t or u_int32_t's or structures of same) * NB: You can't do sizeof(struct nfsv2_fattr), you must use the * NFSX_FATTR(isnq) macro. */ struct nfsv2_fattr { u_int32_t fa_type; u_int32_t fa_mode; u_int32_t fa_nlink; u_int32_t fa_uid; u_int32_t fa_gid; union { struct { u_int32_t nfsfa_size; u_int32_t nfsfa_blocksize; u_int32_t nfsfa_rdev; u_int32_t nfsfa_blocks; u_int32_t nfsfa_fsid; u_int32_t nfsfa_fileid; struct nfsv2_time nfsfa_atime; struct nfsv2_time nfsfa_mtime; struct nfsv2_time nfsfa_ctime; } fa_nfsv2; struct { struct { u_int32_t nqfa_qsize[2]; } nqfa_size; u_int32_t nqfa_blocksize; u_int32_t nqfa_rdev; struct { u_int32_t nqfa_qbytes[2]; } nqfa_bytes; u_int32_t nqfa_fsid; u_int32_t nqfa_fileid; struct nqnfs_time nqfa_atime; struct nqnfs_time nqfa_mtime; struct nqnfs_time nqfa_ctime; u_int32_t nqfa_flags; u_int32_t nqfa_gen; struct { u_int32_t nqfa_qfilerev[2]; } nqfa_filerev; } fa_nqnfs; } fa_un; }; /* and some ugly defines for accessing union components */ #define fa_nfssize fa_un.fa_nfsv2.nfsfa_size #define fa_nfsblocksize fa_un.fa_nfsv2.nfsfa_blocksize #define fa_nfsrdev fa_un.fa_nfsv2.nfsfa_rdev #define fa_nfsblocks fa_un.fa_nfsv2.nfsfa_blocks #define fa_nfsfsid fa_un.fa_nfsv2.nfsfa_fsid #define fa_nfsfileid fa_un.fa_nfsv2.nfsfa_fileid #define fa_nfsatime fa_un.fa_nfsv2.nfsfa_atime #define fa_nfsmtime fa_un.fa_nfsv2.nfsfa_mtime #define fa_nfsctime fa_un.fa_nfsv2.nfsfa_ctime #define fa_nqsize fa_un.fa_nqnfs.nqfa_size #define fa_nqblocksize fa_un.fa_nqnfs.nqfa_blocksize #define fa_nqrdev fa_un.fa_nqnfs.nqfa_rdev #define fa_nqbytes fa_un.fa_nqnfs.nqfa_bytes #define fa_nqfsid fa_un.fa_nqnfs.nqfa_fsid #define fa_nqfileid fa_un.fa_nqnfs.nqfa_fileid #define fa_nqatime fa_un.fa_nqnfs.nqfa_atime #define fa_nqmtime fa_un.fa_nqnfs.nqfa_mtime #define fa_nqctime fa_un.fa_nqnfs.nqfa_ctime #define fa_nqflags fa_un.fa_nqnfs.nqfa_flags #define fa_nqgen fa_un.fa_nqnfs.nqfa_gen #define fa_nqfilerev fa_un.fa_nqnfs.nqfa_filerev struct nfsv2_sattr { u_int32_t sa_mode; u_int32_t sa_uid; u_int32_t sa_gid; union { struct { u_int32_t nfssa_size; struct nfsv2_time nfssa_atime; struct nfsv2_time nfssa_mtime; } sa_nfsv2; struct { struct { u_int32_t nqsa_qsize[2]; } nqsa_size; struct nqnfs_time nqsa_atime; struct nqnfs_time nqsa_mtime; u_int32_t nqsa_flags; u_int32_t nqsa_rdev; } sa_nqnfs; } sa_un; }; /* and some ugly defines for accessing the unions */ #define sa_nfssize sa_un.sa_nfsv2.nfssa_size #define sa_nfsatime sa_un.sa_nfsv2.nfssa_atime #define sa_nfsmtime sa_un.sa_nfsv2.nfssa_mtime #define sa_nqsize sa_un.sa_nqnfs.nqsa_size #define sa_nqatime sa_un.sa_nqnfs.nqsa_atime #define sa_nqmtime sa_un.sa_nqnfs.nqsa_mtime #define sa_nqflags sa_un.sa_nqnfs.nqsa_flags #define sa_nqrdev sa_un.sa_nqnfs.nqsa_rdev struct nfsv2_statfs { u_int32_t sf_tsize; u_int32_t sf_bsize; u_int32_t sf_blocks; u_int32_t sf_bfree; u_int32_t sf_bavail; u_int32_t sf_files; /* Nqnfs only */ u_int32_t sf_ffree; /* ditto */ };