* Copyright (c) 1989, 1993

/* $NetBSD: oldnfsproto.h,v 1.1.1.1 2013/09/30 07:19:34 dholland 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.
* 4. 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.
*
* @(#)nfsproto.h 8.2 (Berkeley) 3/30/95
* FreeBSD: head/sys/nfs/nfsproto.h 164725 2006-11-28 19:33:28Z rees
* $NetBSD: oldnfsproto.h,v 1.1.1.1 2013/09/30 07:19:34 dholland Exp $
*/

#ifndef _NFS_NFSPROTO_H_
#define _NFS_NFSPROTO_H_

/*
* nfs definitions as per the Version 2 and 3 specs
*/

/*
* Constants as defined in the Sun NFS Version 2 and 3 specs.
* "NFS: Network File System Protocol Specification" RFC1094
* and in the "NFS: Network File System Version 3 Protocol
* Specification"
*/

#define NFS_PORT 2049
#define NFS_PROG 100003
#define NFS_VER2 2
#define NFS_VER3 3
#define NFS_VER4 4

#define NFS_V2MAXDATA 8192
#define NFS_MAXDGRAMDATA 16384
#define NFS_MAXDATA 32768
#define NFS_MAXPATHLEN 1024
#define NFS_MAXNAMLEN 255
#define NFS_MAXPKTHDR 404 /* XXXv4 this needs to be adjust for v4 */
#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 (version 2, 3 and 4) */
#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_XDEV 18 /* Version 3 only */
#define NFSERR_NODEV 19
#define NFSERR_NOTDIR 20
#define NFSERR_ISDIR 21
#define NFSERR_INVAL 22 /* Version 3 only */
#define NFSERR_FBIG 27
#define NFSERR_NOSPC 28
#define NFSERR_ROFS 30
#define NFSERR_MLINK 31 /* Version 3 only */
#define NFSERR_NAMETOL 63
#define NFSERR_NOTEMPTY 66
#define NFSERR_DQUOT 69
#define NFSERR_STALE 70
#define NFSERR_REMOTE 71 /* Version 3 only */
#define NFSERR_WFLUSH 99 /* Version 2 only */
#define NFSERR_BADHANDLE 10001 /* The rest Version 3, 4 only */
#define NFSERR_NOT_SYNC 10002
#define NFSERR_BAD_COOKIE 10003
#define NFSERR_NOTSUPP 10004
#define NFSERR_TOOSMALL 10005
#define NFSERR_SERVERFAULT 10006
#define NFSERR_BADTYPE 10007
#define NFSERR_JUKEBOX 10008
#define NFSERR_TRYLATER NFSERR_JUKEBOX
#define NFSERR_SAME 10009 /* The rest Version 4 only */
#define NFSERR_DENIED 10010
#define NFSERR_EXPIRED 10011
#define NFSERR_LOCKED 10012
#define NFSERR_GRACE 10013
#define NFSERR_FHEXPIRED 10014
#define NFSERR_SHARDE_DENIED 10015
#define NFSERR_WRONGSEC 10016
#define NFSERR_CLID_INUSE 10017
#define NFSERR_RESOURCE 10018
#define NFSERR_MOVED 10019
#define NFSERR_NOFILEHANDLE 10020
#define NFSERR_MINOR_VERS_MISMATCH 10021
#define NFSERR_STALE_CLIENTID 10022
#define NFSERR_STALE_STATEID 10023
#define NFSERR_OLD_STATEID 10024
#define NFSERR_BAD_STATEID 10025
#define NFSERR_BAD_SEQID 10026
#define NFSERR_NOT_SAME 10027
#define NFSERR_LOCK_RANGE 10028
#define NFSERR_SYMLINK 10029
#define NFSERR_READDIR_NOSPC 10030
#define NFSERR_LEASE_MOVED 10031
#define NFSERR_ATTRNOTSUPP 10032
#define NFSERR_NO_GRACE 10033
#define NFSERR_RECLAIM_BAD 10034
#define NFSERR_RECLAIM_CONFLICT 10035
#define NFSERR_BADXDR 10036
#define NFSERR_LOCKS_HELD 10037
#define NFSERR_OPENMODE 10038
#define NFSERR_BADOWNER 10039
#define NFSERR_BADCHAR 10040
#define NFSERR_BADNAME 10041
#define NFSERR_BAD_RANGE 10042
#define NFSERR_LOCK_NOTSUPP 10043
#define NFSERR_OP_ILLEGAL 10044
#define NFSERR_DEADLOCK 10045
#define NFSERR_FILE_OPEN 10046
#define NFSERR_STALEWRITEVERF 30001 /* Fake return for nfs_commit() */

#define NFSERR_RETVOID 0x20000000 /* Return void, not error */
#define NFSERR_AUTHERR 0x40000000 /* Mark an authentication error */
#define NFSERR_RETERR 0x80000000 /* Mark an error return for V3 */

/* Sizes in bytes of various nfs rpc components */
#define NFSX_UNSIGNED 4

/* specific to NFS Version 2 */
#define NFSX_V2FH 32
#define NFSX_V2FATTR 68
#define NFSX_V2SATTR 32
#define NFSX_V2COOKIE 4
#define NFSX_V2STATFS 20

/* specific to NFS Version 3 */
#define NFSX_V3FH (sizeof (fhandle_t)) /* size this server uses */
#define NFSX_V3FHMAX 64 /* max. allowed by protocol */
#define NFSX_V3FATTR 84
#define NFSX_V3SATTR 60 /* max. all fields filled in */
#define NFSX_V3SRVSATTR (sizeof (struct nfsv3_sattr))
#define NFSX_V3POSTOPATTR (NFSX_V3FATTR + NFSX_UNSIGNED)
#define NFSX_V3WCCDATA (NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED)
#define NFSX_V3COOKIEVERF 8
#define NFSX_V3WRITEVERF 8
#define NFSX_V3CREATEVERF 8
#define NFSX_V3STATFS 52
#define NFSX_V3FSINFO 48
#define NFSX_V3PATHCONF 24

/* specific to NFS Version 4 */
#define NFSX_V4VERF 8
#define NFSX_V4FH 128
#define NFSX_V4STATEID 16

/* variants for both versions */
#define NFSX_FH(v3) ((v3) ? (NFSX_V3FHMAX + NFSX_UNSIGNED) : \
NFSX_V2FH)
#define NFSX_SRVFH(v3) ((v3) ? NFSX_V3FH : NFSX_V2FH)
#define NFSX_FATTR(v3) ((v3) ? NFSX_V3FATTR : NFSX_V2FATTR)
#define NFSX_PREOPATTR(v3) ((v3) ? (7 * NFSX_UNSIGNED) : 0)
#define NFSX_POSTOPATTR(v3) ((v3) ? (NFSX_V3FATTR + NFSX_UNSIGNED) : 0)
#define NFSX_POSTOPORFATTR(v3) ((v3) ? (NFSX_V3FATTR + NFSX_UNSIGNED) : \
NFSX_V2FATTR)
#define NFSX_WCCDATA(v3) ((v3) ? NFSX_V3WCCDATA : 0)
#define NFSX_WCCORFATTR(v3) ((v3) ? NFSX_V3WCCDATA : NFSX_V2FATTR)
#define NFSX_SATTR(v3) ((v3) ? NFSX_V3SATTR : NFSX_V2SATTR)
#define NFSX_COOKIEVERF(v3) ((v3) ? NFSX_V3COOKIEVERF : 0)
#define NFSX_WRITEVERF(v3) ((v3) ? NFSX_V3WRITEVERF : 0)
#define NFSX_READDIR(v3) ((v3) ? (5 * NFSX_UNSIGNED) : \
(2 * NFSX_UNSIGNED))
#define NFSX_STATFS(v3) ((v3) ? NFSX_V3STATFS : NFSX_V2STATFS)

/* nfs rpc procedure numbers (before version mapping) */
#define NFSPROC_NULL 0
#define NFSPROC_GETATTR 1
#define NFSPROC_SETATTR 2
#define NFSPROC_LOOKUP 3
#define NFSPROC_ACCESS 4
#define NFSPROC_READLINK 5
#define NFSPROC_READ 6
#define NFSPROC_WRITE 7
#define NFSPROC_CREATE 8
#define NFSPROC_MKDIR 9
#define NFSPROC_SYMLINK 10
#define NFSPROC_MKNOD 11
#define NFSPROC_REMOVE 12
#define NFSPROC_RMDIR 13
#define NFSPROC_RENAME 14
#define NFSPROC_LINK 15
#define NFSPROC_READDIR 16
#define NFSPROC_READDIRPLUS 17
#define NFSPROC_FSSTAT 18
#define NFSPROC_FSINFO 19
#define NFSPROC_PATHCONF 20
#define NFSPROC_COMMIT 21
#define NFSPROC_NOOP 22
#define NFS_NPROCS 23

/* Actual Version 2 procedure numbers */
#define NFSV2PROC_NULL 0
#define NFSV2PROC_GETATTR 1
#define NFSV2PROC_SETATTR 2
#define NFSV2PROC_NOOP 3
#define NFSV2PROC_ROOT NFSV2PROC_NOOP /* Obsolete */
#define NFSV2PROC_LOOKUP 4
#define NFSV2PROC_READLINK 5
#define NFSV2PROC_READ 6
#define NFSV2PROC_WRITECACHE NFSV2PROC_NOOP /* Obsolete */
#define NFSV2PROC_WRITE 8
#define NFSV2PROC_CREATE 9
#define NFSV2PROC_REMOVE 10
#define NFSV2PROC_RENAME 11
#define NFSV2PROC_LINK 12
#define NFSV2PROC_SYMLINK 13
#define NFSV2PROC_MKDIR 14
#define NFSV2PROC_RMDIR 15
#define NFSV2PROC_READDIR 16
#define NFSV2PROC_STATFS 17

/* Version 4 procedure numbers */
#define NFSV4PROC_NULL 0
#define NFSV4PROC_COMPOUND 1

/* Version 4 operation numbers */
#define NFSV4OP_ACCESS 3
#define NFSV4OP_CLOSE 4
#define NFSV4OP_COMMIT 5
#define NFSV4OP_CREATE 6
#define NFSV4OP_DELEGPURGE 7
#define NFSV4OP_DELEGRETURN 8
#define NFSV4OP_GETATTR 9
#define NFSV4OP_GETFH 10
#define NFSV4OP_LINK 11
#define NFSV4OP_LOCK 12
#define NFSV4OP_LOCKT 13
#define NFSV4OP_LOCKU 14
#define NFSV4OP_LOOKUP 15
#define NFSV4OP_LOOKUPP 16
#define NFSV4OP_NVERIFY 17
#define NFSV4OP_OPEN 18
#define NFSV4OP_OPENATTR 19
#define NFSV4OP_OPEN_CONFIRM 20
#define NFSV4OP_OPEN_DOWNGRADE 21
#define NFSV4OP_PUTFH 22
#define NFSV4OP_PUTPUBFH 23
#define NFSV4OP_PUTROOTFH 24
#define NFSV4OP_READ 25
#define NFSV4OP_READDIR 26
#define NFSV4OP_READLINK 27
#define NFSV4OP_REMOVE 28
#define NFSV4OP_RENAME 29
#define NFSV4OP_RENEW 30
#define NFSV4OP_RESTOREFH 31
#define NFSV4OP_SAVEFH 32
#define NFSV4OP_SECINFO 33
#define NFSV4OP_SETATTR 34
#define NFSV4OP_SETCLIENTID 35
#define NFSV4OP_SETCLIENTID_CONFIRM 36
#define NFSV4OP_VERIFY 37
#define NFSV4OP_WRITE 38

/*
* Constants used by the Version 3 protocol for various RPCs
*/
#define NFSV3SATTRTIME_DONTCHANGE 0
#define NFSV3SATTRTIME_TOSERVER 1
#define NFSV3SATTRTIME_TOCLIENT 2

#define NFSV3ACCESS_READ 0x01
#define NFSV3ACCESS_LOOKUP 0x02
#define NFSV3ACCESS_MODIFY 0x04
#define NFSV3ACCESS_EXTEND 0x08
#define NFSV3ACCESS_DELETE 0x10
#define NFSV3ACCESS_EXECUTE 0x20

#define NFSV3WRITE_UNSTABLE 0
#define NFSV3WRITE_DATASYNC 1
#define NFSV3WRITE_FILESYNC 2

#define NFSV3CREATE_UNCHECKED 0
#define NFSV3CREATE_GUARDED 1
#define NFSV3CREATE_EXCLUSIVE 2

#define NFSV3FSINFO_LINK 0x01
#define NFSV3FSINFO_SYMLINK 0x02
#define NFSV3FSINFO_HOMOGENEOUS 0x08
#define NFSV3FSINFO_CANSETTIME 0x10

/*
* Constants used by the Version 4 protocol for various RPCs
*/

#define NFSV4ACCESS_READ 0x01
#define NFSV4ACCESS_LOOKUP 0x02
#define NFSV4ACCESS_MODIFY 0x04
#define NFSV4ACCESS_EXTEND 0x08
#define NFSV4ACCESS_DELETE 0x10
#define NFSV4ACCESS_EXECUTE 0x20

#define NFSV4OPENRES_MLOCK 0x01
#define NFSV4OPENRES_CONFIRM 0x02

#define NFSV4OPENSHARE_ACCESS_READ 0x01
#define NFSV4OPENSHARE_ACCESS_WRITE 0x02
#define NFSV4OPENSHARE_ACCESS_BOTH 0x03
#define NFSV4OPENSHARE_DENY_NONE 0x00
#define NFSV4OPENSHARE_DENY_READ 0x01
#define NFSV4OPENSHARE_DENY_WRITE 0x02
#define NFSV4OPENSHARE_DENY_BOTH 0x03

/* File types */
typedef enum {
NFNON=0,
NFREG=1,
NFDIR=2,
NFBLK=3,
NFCHR=4,
NFLNK=5,
NFSOCK=6,
NFFIFO=7,
NFATTRDIR = 8,
NFNAMEDATTR = 9,
NFBAD = 10,
} nfstype;

/* NFSv4 claim type */
typedef enum {
NCLNULL = 0,
NCLPREV = 1,
NCLDELEGCUR = 2,
NCLDELEGPREV = 3,
} nfsv4cltype;

/* Other NFSv4 types */
typedef enum {
NSHUNSTABLE = 0,
NSHDATASYNC = 1,
NSHFILESYNC = 2,
} nfsv4stablehow;

typedef enum { OTNOCREATE = 0, OTCREATE = 1 } nfsv4opentype;
typedef enum { CMUNCHECKED = 0, CMGUARDED = 1, CMEXCLUSIVE = 2 } nfsv4createmode;
typedef enum { THSERVERTIME = 0, THCLIENTTIME = 1 } nfsv4timehow;
typedef enum { ODNONE = 0, ODREAD = 1, ODWRITE = 2 } nfsv4opendelegtype;

/* Structs for common parts of the rpc's */

/*
* File Handle (32 bytes for version 2), variable up to 64 for version 3.
* File Handles of up to NFS_SMALLFH in size are stored directly in the
* nfs node, whereas larger ones are malloc'd. (This never happens when
* NFS_SMALLFH is set to 64.)
* NFS_SMALLFH should be in the range of 32 to 64 and be divisible by 4.
*/
#ifndef NFS_SMALLFH
#define NFS_SMALLFH 128
#endif
union nfsfh {
fhandle_t fh_generic;
u_char fh_bytes[NFS_SMALLFH];
};
typedef union nfsfh nfsfh_t;

struct nfsv2_time {
u_int32_t nfsv2_sec;
u_int32_t nfsv2_usec;
};
typedef struct nfsv2_time nfstime2;

struct nfsv3_time {
u_int32_t nfsv3_sec;
u_int32_t nfsv3_nsec;
};
typedef struct nfsv3_time nfstime3;

/*
* Quads are defined as arrays of 2 longs to ensure dense packing for the
* protocol and to facilitate xdr conversion.
*/
struct nfs_uquad {
u_int32_t nfsuquad[2];
};
typedef struct nfs_uquad nfsuint64;

/*
* Used to convert between two u_longs and a u_quad_t.
*/
union nfs_quadconvert {
u_int32_t lval[2];
u_quad_t qval;
};
typedef union nfs_quadconvert nfsquad_t;

/*
* NFS Version 3 special file number.
*/
struct nfsv3_spec {
u_int32_t specdata1;
u_int32_t specdata2;
};
typedef struct nfsv3_spec nfsv3spec;

/*
* NFS Version 4 bitmap.
*/
struct nfsv4_bitmap {
uint32_t bmlen;
uint32_t *bmval;
};
typedef struct nfsv4_bitmap nfsv4bitmap;

struct nfsv4_changeinfo {
u_int ciatomic;
uint64_t cibefore;
uint64_t ciafter;
};
typedef struct nfsv4_changeinfo nfsv4changeinfo;

/*
* File attributes and setable attributes. These structures cover both
* NFS version 2 and the version 3 protocol. Note that the union is only
* used so 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 nfs_fattr), you must use the
* NFSX_FATTR(v3) macro.
*/
struct nfs_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 nfsv2fa_size;
u_int32_t nfsv2fa_blocksize;
u_int32_t nfsv2fa_rdev;
u_int32_t nfsv2fa_blocks;
u_int32_t nfsv2fa_fsid;
u_int32_t nfsv2fa_fileid;
nfstime2 nfsv2fa_atime;
nfstime2 nfsv2fa_mtime;
nfstime2 nfsv2fa_ctime;
} fa_nfsv2;
struct {
nfsuint64 nfsv3fa_size;
nfsuint64 nfsv3fa_used;
nfsv3spec nfsv3fa_rdev;
nfsuint64 nfsv3fa_fsid;
nfsuint64 nfsv3fa_fileid;
nfstime3 nfsv3fa_atime;
nfstime3 nfsv3fa_mtime;
nfstime3 nfsv3fa_ctime;
} fa_nfsv3;
} fa_un;
};

/* and some ugly defines for accessing union components */
#define fa2_size fa_un.fa_nfsv2.nfsv2fa_size
#define fa2_blocksize fa_un.fa_nfsv2.nfsv2fa_blocksize
#define fa2_rdev fa_un.fa_nfsv2.nfsv2fa_rdev
#define fa2_blocks fa_un.fa_nfsv2.nfsv2fa_blocks
#define fa2_fsid fa_un.fa_nfsv2.nfsv2fa_fsid
#define fa2_fileid fa_un.fa_nfsv2.nfsv2fa_fileid
#define fa2_atime fa_un.fa_nfsv2.nfsv2fa_atime
#define fa2_mtime fa_un.fa_nfsv2.nfsv2fa_mtime
#define fa2_ctime fa_un.fa_nfsv2.nfsv2fa_ctime
#define fa3_size fa_un.fa_nfsv3.nfsv3fa_size
#define fa3_used fa_un.fa_nfsv3.nfsv3fa_used
#define fa3_rdev fa_un.fa_nfsv3.nfsv3fa_rdev
#define fa3_fsid fa_un.fa_nfsv3.nfsv3fa_fsid
#define fa3_fileid fa_un.fa_nfsv3.nfsv3fa_fileid
#define fa3_atime fa_un.fa_nfsv3.nfsv3fa_atime
#define fa3_mtime fa_un.fa_nfsv3.nfsv3fa_mtime
#define fa3_ctime fa_un.fa_nfsv3.nfsv3fa_ctime

struct nfsv4_fattr {
u_int fa4_valid;
nfstype fa4_type;
off_t fa4_size;
uint64_t fa4_fsid_major;
uint64_t fa4_fsid_minor;
uint64_t fa4_fileid;
mode_t fa4_mode;
nlink_t fa4_nlink;
uid_t fa4_uid;
gid_t fa4_gid;
uint32_t fa4_rdev_major;
uint32_t fa4_rdev_minor;
struct timespec fa4_atime;
struct timespec fa4_btime;
struct timespec fa4_ctime;
struct timespec fa4_mtime;
uint64_t fa4_maxread;
uint64_t fa4_maxwrite;
uint64_t fa4_ffree;
uint64_t fa4_ftotal;
uint32_t fa4_maxname;
uint64_t fa4_savail;
uint64_t fa4_sfree;
uint64_t fa4_stotal;
uint64_t fa4_changeid;
uint32_t fa4_lease_time;
uint64_t fa4_maxfilesize;
};

/* Flags for fa4_valid */
#define FA4V_SIZE 0x00000001
#define FA4V_FSID 0x00000002
#define FA4V_FILEID 0x00000004
#define FA4V_MODE 0x00000008
#define FA4V_NLINK 0x00000010
#define FA4V_UID 0x00000020
#define FA4V_GID 0x00000040
#define FA4V_RDEV 0x00000080
#define FA4V_ATIME 0x00000100
#define FA4V_BTIME 0x00000200
#define FA4V_CTIME 0x00000400
#define FA4V_MTIME 0x00000800
#define FA4V_MAXREAD 0x00001000
#define FA4V_MAXWRITE 0x00002000
#define FA4V_TYPE 0x00004000
#define FA4V_FFREE 0x00008000
#define FA4V_FTOTAL 0x00010000
#define FA4V_MAXNAME 0x00020000
#define FA4V_SAVAIL 0x00040000
#define FA4V_SFREE 0x00080000
#define FA4V_STOTAL 0x00100000
#define FA4V_CHANGEID 0x00200000
#define FA4V_LEASE_TIME 0x00400000
#define FA4V_MAXFILESIZE 0x00800000
#define FA4V_ACL 0x01000000

/* Offsets into bitmask */
#define FA4_SUPPORTED_ATTRS 0
#define FA4_TYPE 1
#define FA4_FH_EXPIRE_TYPE 2
#define FA4_CHANGE 3
#define FA4_SIZE 4
#define FA4_LINK_SUPPORT 5
#define FA4_SYMLINK_SUPPORT 6
#define FA4_NAMED_ATTR 7
#define FA4_FSID 8
#define FA4_UNIQUE_HANDLES 9
#define FA4_LEASE_TIME 10
#define FA4_RDATTR_ERROR 11
#define FA4_ACL 12
#define FA4_ACLSUPPORT 13
#define FA4_ARCHIVE 14
#define FA4_CANSETTIME 15
#define FA4_CASE_INSENSITIVE 16
#define FA4_CASE_PRESERVING 17
#define FA4_CHOWN_RESTRICTED 18
#define FA4_FILEHANDLE 19
#define FA4_FILEID 20
#define FA4_FILES_AVAIL 21
#define FA4_FILES_FREE 22
#define FA4_FILES_TOTAL 23
#define FA4_FS_LOCATIONS 24
#define FA4_HIDDEN 25
#define FA4_HOMOGENEOUS 26
#define FA4_MAXFILESIZE 27
#define FA4_MAXLINK 28
#define FA4_MAXNAME 29
#define FA4_MAXREAD 30
#define FA4_MAXWRITE 31
#define FA4_MIMETYPE 32
#define FA4_MODE 33
#define FA4_NO_TRUNC 34
#define FA4_NUMLINKS 35
#define FA4_OWNER 36
#define FA4_OWNER_GROUP 37
#define FA4_QUOTA_HARD 38
#define FA4_QUOTA_SOFT 39
#define FA4_QUOTA_USED 40
#define FA4_RAWDEV 41
#define FA4_SPACE_AVAIL 42
#define FA4_SPACE_FREE 43
#define FA4_SPACE_TOTAL 44
#define FA4_SPACE_USED 45
#define FA4_SYSTEM 46
#define FA4_TIME_ACCESS 47
#define FA4_TIME_ACCESS_SET 48
#define FA4_TIME_BACKUP 49
#define FA4_TIME_CREATE 50
#define FA4_TIME_DELTA 51
#define FA4_TIME_METADATA 52
#define FA4_TIME_MODIFY 53
#define FA4_TIME_MODIFY_SET 54
#define FA4_ATTR_MAX 55

/* Macros for v4 fattr manipulation */
#define FA4_SET(n, p) ((p)[(n)/32] |= (1 << ((n) % 32)))
#define FA4_CLR(n, p) ((p)[(n)/32] &= ~(1 << ((n) % 32)))
#define FA4_ISSET(n, p) ((p)[(n)/32] & (1 << ((n) % 32)))
#define FA4_ZERO(p) bzero((p), 8)
#define FA4_SKIP(p) ((p) += 2)

struct nfsv2_sattr {
u_int32_t sa_mode;
u_int32_t sa_uid;
u_int32_t sa_gid;
u_int32_t sa_size;
nfstime2 sa_atime;
nfstime2 sa_mtime;
};

/*
* NFS Version 3 sattr structure for the new node creation case.
*/
struct nfsv3_sattr {
u_int32_t sa_modetrue;
u_int32_t sa_mode;
u_int32_t sa_uidfalse;
u_int32_t sa_gidfalse;
u_int32_t sa_sizefalse;
u_int32_t sa_atimetype;
nfstime3 sa_atime;
u_int32_t sa_mtimetype;
nfstime3 sa_mtime;
};

struct nfs_statfs {
union {
struct {
u_int32_t nfsv2sf_tsize;
u_int32_t nfsv2sf_bsize;
u_int32_t nfsv2sf_blocks;
u_int32_t nfsv2sf_bfree;
u_int32_t nfsv2sf_bavail;
} sf_nfsv2;
struct {
nfsuint64 nfsv3sf_tbytes;
nfsuint64 nfsv3sf_fbytes;
nfsuint64 nfsv3sf_abytes;
nfsuint64 nfsv3sf_tfiles;
nfsuint64 nfsv3sf_ffiles;
nfsuint64 nfsv3sf_afiles;
u_int32_t nfsv3sf_invarsec;
} sf_nfsv3;
} sf_un;
};

#define sf_tsize sf_un.sf_nfsv2.nfsv2sf_tsize
#define sf_bsize sf_un.sf_nfsv2.nfsv2sf_bsize
#define sf_blocks sf_un.sf_nfsv2.nfsv2sf_blocks
#define sf_bfree sf_un.sf_nfsv2.nfsv2sf_bfree
#define sf_bavail sf_un.sf_nfsv2.nfsv2sf_bavail
#define sf_tbytes sf_un.sf_nfsv3.nfsv3sf_tbytes
#define sf_fbytes sf_un.sf_nfsv3.nfsv3sf_fbytes
#define sf_abytes sf_un.sf_nfsv3.nfsv3sf_abytes
#define sf_tfiles sf_un.sf_nfsv3.nfsv3sf_tfiles
#define sf_ffiles sf_un.sf_nfsv3.nfsv3sf_ffiles
#define sf_afiles sf_un.sf_nfsv3.nfsv3sf_afiles
#define sf_invarsec sf_un.sf_nfsv3.nfsv3sf_invarsec

struct nfsv3_fsinfo {
u_int32_t fs_rtmax;
u_int32_t fs_rtpref;
u_int32_t fs_rtmult;
u_int32_t fs_wtmax;
u_int32_t fs_wtpref;
u_int32_t fs_wtmult;
u_int32_t fs_dtpref;
nfsuint64 fs_maxfilesize;
nfstime3 fs_timedelta;
u_int32_t fs_properties;
};

struct nfsv3_pathconf {
u_int32_t pc_linkmax;
u_int32_t pc_namemax;
u_int32_t pc_notrunc;
u_int32_t pc_chownrestricted;
u_int32_t pc_caseinsensitive;
u_int32_t pc_casepreserving;
};

#endif