* Copyright (c) 1989 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Rick Macklem at The University of Guelph.
* %sccs.include.redist.c%
* @(#)nfsproto.h 7.11 (Berkeley) %G%
* 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_MAXDGRAMDATA 8192
#define NFS_MAXDATA 32768
#define NFS_MAXPATHLEN 1024
#define NFS_MAXNAMLEN 255
#define NFS_MAXPKTHDR 404
#define NFS_MAXPACKET (NFS_MAXPKTHDR+NFS_MAXDATA)
#define NFS_FABLKSIZE 512 /* Size in bytes of a block wrt fa_blocks */
/* Stat numbers for rpc returns */
#define NFSERR_NAMETOL 63
#define NFSERR_NOTEMPTY 66
/* Sizes in bytes of various nfs rpc components */
#define NFSX_NFSSTATFS 20
#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_GETATTR 1
#define NFSPROC_SETATTR 2
#define NFSPROC_ROOT NFSPROC_NOOP /* Obsolete */
#define NFSPROC_READLINK 5
#define NFSPROC_WRITECACHE NFSPROC_NOOP /* Obsolete */
#define NFSPROC_REMOVE 10
#define NFSPROC_RENAME 11
#define NFSPROC_SYMLINK 13
#define NFSPROC_READDIR 16
#define NFSPROC_STATFS 17
#define NQNFSPROC_READDIRLOOK 18
#define NQNFSPROC_GETLEASE 19
#define NQNFSPROC_VACATED 20
#define NQNFSPROC_EVICTED 21
#define NQNFSPROC_ACCESS 22
#define vtonfs_mode(t,m) \
txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : \
#define nfstov_mode(a) (fxdr_unsigned(u_short, (a))&07777)
#define vtonfs_type(a) txdr_unsigned(nfs_type[((long)(a))])
#define nfstov_type(a) ntov_type[fxdr_unsigned(u_long,(a))&0x7]
typedef enum { NFNON
=0, NFREG
=1, NFDIR
=2, NFBLK
=3, NFCHR
=4, NFLNK
=5 } nfstype
;
/* Structs for common parts of the rpc's */
* 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 longs or u_longs or structures of same)
* NB: You can't do sizeof(struct nfsv2_fattr), you must use the
* NFSX_FATTR(isnq) macro.
struct nfsv2_time nfsfa_atime
;
struct nfsv2_time nfsfa_mtime
;
struct nfsv2_time nfsfa_ctime
;
struct nqnfs_time nqfa_atime
;
struct nqnfs_time nqfa_mtime
;
struct nqnfs_time nqfa_ctime
;
/* 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_time nfssa_atime
;
struct nfsv2_time nfssa_mtime
;
struct nqnfs_time nqsa_atime
;
struct nqnfs_time nqsa_mtime
;
/* 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
u_long sf_files
; /* Nqnfs only */
u_long sf_ffree
; /* ditto */