master
  1/*-
  2 * SPDX-License-Identifier: BSD-3-Clause
  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 *	@(#)nfsproto.h  8.2 (Berkeley) 3/30/95
 35 */
 36
 37#ifndef _NFS_NFSPROTO_H_
 38#define _NFS_NFSPROTO_H_
 39
 40/*
 41 * nfs definitions as per the Version 2 and 3 specs
 42 */
 43
 44/*
 45 * Constants as defined in the Sun NFS Version 2 and 3 specs.
 46 * "NFS: Network File System Protocol Specification" RFC1094
 47 * and in the "NFS: Network File System Version 3 Protocol
 48 * Specification"
 49 */
 50
 51#define NFS_PORT	2049
 52#define	NFS_PROG	100003
 53#define NFS_VER2	2
 54#define	NFS_VER3	3
 55#define NFS_VER4	4
 56
 57#define NFS_V2MAXDATA	8192
 58#define	NFS_MAXDGRAMDATA 16384
 59#define	NFS_MAXDATA	32768
 60#define	NFS_MAXPATHLEN	1024
 61#define	NFS_MAXNAMLEN	255
 62#define	NFS_MAXPKTHDR	404	/* XXXv4 this needs to be adjust for v4 */
 63#define NFS_MAXPACKET	(NFS_MAXPKTHDR + NFS_MAXDATA)
 64#define	NFS_MINPACKET	20
 65#define	NFS_FABLKSIZE	512	/* Size in bytes of a block wrt fa_blocks */
 66
 67/* Stat numbers for rpc returns (version 2, 3 and 4) */
 68#define	NFS_OK			0
 69#define	NFSERR_PERM		1
 70#define	NFSERR_NOENT		2
 71#define	NFSERR_IO		5
 72#define	NFSERR_NXIO		6
 73#define	NFSERR_ACCES		13
 74#define	NFSERR_EXIST		17
 75#define	NFSERR_XDEV		18	/* Version 3 only */
 76#define	NFSERR_NODEV		19
 77#define	NFSERR_NOTDIR		20
 78#define	NFSERR_ISDIR		21
 79#define	NFSERR_INVAL		22	/* Version 3 only */
 80#define	NFSERR_FBIG		27
 81#define	NFSERR_NOSPC		28
 82#define	NFSERR_ROFS		30
 83#define	NFSERR_MLINK		31	/* Version 3 only */
 84#define	NFSERR_NAMETOL		63
 85#define	NFSERR_NOTEMPTY		66
 86#define	NFSERR_DQUOT		69
 87#define	NFSERR_STALE		70
 88#define	NFSERR_REMOTE		71	/* Version 3 only */
 89#define	NFSERR_WFLUSH		99	/* Version 2 only */
 90#define	NFSERR_BADHANDLE	10001	/* The rest Version 3, 4 only */
 91#define	NFSERR_NOT_SYNC		10002
 92#define	NFSERR_BAD_COOKIE	10003
 93#define	NFSERR_NOTSUPP		10004
 94#define	NFSERR_TOOSMALL		10005
 95#define	NFSERR_SERVERFAULT	10006
 96#define	NFSERR_BADTYPE		10007
 97#define	NFSERR_JUKEBOX		10008
 98#define NFSERR_TRYLATER		NFSERR_JUKEBOX
 99#define	NFSERR_SAME		10009   /* The rest Version 4 only */
100#define	NFSERR_DENIED		10010
101#define	NFSERR_EXPIRED		10011
102#define	NFSERR_LOCKED		10012
103#define	NFSERR_GRACE		10013
104#define	NFSERR_FHEXPIRED	10014
105#define	NFSERR_SHARDE_DENIED	10015
106#define	NFSERR_WRONGSEC		10016
107#define	NFSERR_CLID_INUSE	10017
108#define	NFSERR_RESOURCE		10018
109#define	NFSERR_MOVED		10019
110#define	NFSERR_NOFILEHANDLE	10020
111#define	NFSERR_MINOR_VERS_MISMATCH 10021
112#define	NFSERR_STALE_CLIENTID	10022
113#define	NFSERR_STALE_STATEID	10023
114#define	NFSERR_OLD_STATEID	10024
115#define	NFSERR_BAD_STATEID	10025
116#define	NFSERR_BAD_SEQID	10026
117#define	NFSERR_NOT_SAME		10027
118#define	NFSERR_LOCK_RANGE	10028
119#define	NFSERR_SYMLINK		10029
120#define	NFSERR_READDIR_NOSPC	10030
121#define	NFSERR_LEASE_MOVED	10031
122#define	NFSERR_ATTRNOTSUPP	10032
123#define	NFSERR_NO_GRACE		10033
124#define	NFSERR_RECLAIM_BAD	10034
125#define	NFSERR_RECLAIM_CONFLICT	10035
126#define	NFSERR_BADXDR		10036
127#define	NFSERR_LOCKS_HELD	10037
128#define	NFSERR_OPENMODE		10038
129#define	NFSERR_BADOWNER		10039
130#define	NFSERR_BADCHAR		10040
131#define	NFSERR_BADNAME		10041
132#define	NFSERR_BAD_RANGE	10042
133#define	NFSERR_LOCK_NOTSUPP	10043
134#define	NFSERR_OP_ILLEGAL	10044
135#define	NFSERR_DEADLOCK		10045
136#define	NFSERR_FILE_OPEN	10046
137#define	NFSERR_STALEWRITEVERF	30001	/* Fake return for nfs_commit() */
138
139#define NFSERR_RETVOID		0x20000000 /* Return void, not error */
140#define NFSERR_AUTHERR		0x40000000 /* Mark an authentication error */
141#define NFSERR_RETERR		0x80000000 /* Mark an error return for V3 */
142
143/* Sizes in bytes of various nfs rpc components */
144#define	NFSX_UNSIGNED	4
145
146/* specific to NFS Version 2 */
147#define	NFSX_V2FH	32
148#define	NFSX_V2FATTR	68
149#define	NFSX_V2SATTR	32
150#define	NFSX_V2COOKIE	4
151#define NFSX_V2STATFS	20
152
153/* specific to NFS Version 3 */
154#define NFSX_V3FH		(sizeof (fhandle_t)) /* size this server uses */
155#define	NFSX_V3FHMAX		64	/* max. allowed by protocol */
156#define NFSX_V3FATTR		84
157#define NFSX_V3SATTR		60	/* max. all fields filled in */
158#define NFSX_V3SRVSATTR		(sizeof (struct nfsv3_sattr))
159#define NFSX_V3POSTOPATTR	(NFSX_V3FATTR + NFSX_UNSIGNED)
160#define NFSX_V3WCCDATA		(NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED)
161#define NFSX_V3COOKIEVERF 	8
162#define NFSX_V3WRITEVERF 	8
163#define NFSX_V3CREATEVERF	8
164#define NFSX_V3STATFS		52
165#define NFSX_V3FSINFO		48
166#define NFSX_V3PATHCONF		24
167
168/* specific to NFS Version 4 */
169#define NFSX_V4VERF		8
170#define NFSX_V4FH		128
171#define NFSX_V4STATEID		16
172
173/* variants for both versions */
174#define NFSX_FH(v3)		((v3) ? (NFSX_V3FHMAX + NFSX_UNSIGNED) : \
175					NFSX_V2FH)
176#define NFSX_SRVFH(v3)		((v3) ? NFSX_V3FH : NFSX_V2FH)
177#define	NFSX_FATTR(v3)		((v3) ? NFSX_V3FATTR : NFSX_V2FATTR)
178#define NFSX_PREOPATTR(v3)	((v3) ? (7 * NFSX_UNSIGNED) : 0)
179#define NFSX_POSTOPATTR(v3)	((v3) ? (NFSX_V3FATTR + NFSX_UNSIGNED) : 0)
180#define NFSX_POSTOPORFATTR(v3)	((v3) ? (NFSX_V3FATTR + NFSX_UNSIGNED) : \
181					NFSX_V2FATTR)
182#define NFSX_WCCDATA(v3)	((v3) ? NFSX_V3WCCDATA : 0)
183#define NFSX_WCCORFATTR(v3)	((v3) ? NFSX_V3WCCDATA : NFSX_V2FATTR)
184#define	NFSX_SATTR(v3)		((v3) ? NFSX_V3SATTR : NFSX_V2SATTR)
185#define	NFSX_COOKIEVERF(v3)	((v3) ? NFSX_V3COOKIEVERF : 0)
186#define	NFSX_WRITEVERF(v3)	((v3) ? NFSX_V3WRITEVERF : 0)
187#define NFSX_READDIR(v3)	((v3) ? (5 * NFSX_UNSIGNED) : \
188					(2 * NFSX_UNSIGNED))
189#define	NFSX_STATFS(v3)		((v3) ? NFSX_V3STATFS : NFSX_V2STATFS)
190
191/* nfs rpc procedure numbers (before version mapping) */
192#define	NFSPROC_NULL		0
193#define	NFSPROC_GETATTR		1
194#define	NFSPROC_SETATTR		2
195#define	NFSPROC_LOOKUP		3
196#define	NFSPROC_ACCESS		4
197#define	NFSPROC_READLINK	5
198#define	NFSPROC_READ		6
199#define	NFSPROC_WRITE		7
200#define	NFSPROC_CREATE		8
201#define	NFSPROC_MKDIR		9
202#define	NFSPROC_SYMLINK		10
203#define	NFSPROC_MKNOD		11
204#define	NFSPROC_REMOVE		12
205#define	NFSPROC_RMDIR		13
206#define	NFSPROC_RENAME		14
207#define	NFSPROC_LINK		15
208#define	NFSPROC_READDIR		16
209#define	NFSPROC_READDIRPLUS	17
210#define	NFSPROC_FSSTAT		18
211#define	NFSPROC_FSINFO		19
212#define	NFSPROC_PATHCONF	20
213#define	NFSPROC_COMMIT		21
214#define NFSPROC_NOOP		22
215#define	NFS_NPROCS		23
216
217/* Actual Version 2 procedure numbers */
218#define	NFSV2PROC_NULL		0
219#define	NFSV2PROC_GETATTR	1
220#define	NFSV2PROC_SETATTR	2
221#define	NFSV2PROC_NOOP		3
222#define	NFSV2PROC_ROOT		NFSV2PROC_NOOP	/* Obsolete */
223#define	NFSV2PROC_LOOKUP	4
224#define	NFSV2PROC_READLINK	5
225#define	NFSV2PROC_READ		6
226#define	NFSV2PROC_WRITECACHE	NFSV2PROC_NOOP	/* Obsolete */
227#define	NFSV2PROC_WRITE		8
228#define	NFSV2PROC_CREATE	9
229#define	NFSV2PROC_REMOVE	10
230#define	NFSV2PROC_RENAME	11
231#define	NFSV2PROC_LINK		12
232#define	NFSV2PROC_SYMLINK	13
233#define	NFSV2PROC_MKDIR		14
234#define	NFSV2PROC_RMDIR		15
235#define	NFSV2PROC_READDIR	16
236#define	NFSV2PROC_STATFS	17
237
238/* Version 4 procedure numbers */
239#define NFSV4PROC_NULL         0
240#define NFSV4PROC_COMPOUND     1
241
242/* Version 4 operation numbers */
243#define NFSV4OP_ACCESS		3
244#define NFSV4OP_CLOSE		4
245#define NFSV4OP_COMMIT		5
246#define NFSV4OP_CREATE		6
247#define NFSV4OP_DELEGPURGE	7
248#define NFSV4OP_DELEGRETURN	8
249#define NFSV4OP_GETATTR		9
250#define NFSV4OP_GETFH		10
251#define NFSV4OP_LINK		11
252#define NFSV4OP_LOCK		12
253#define NFSV4OP_LOCKT		13
254#define NFSV4OP_LOCKU		14
255#define NFSV4OP_LOOKUP		15
256#define NFSV4OP_LOOKUPP		16
257#define NFSV4OP_NVERIFY		17
258#define NFSV4OP_OPEN		18
259#define NFSV4OP_OPENATTR	19
260#define NFSV4OP_OPEN_CONFIRM	20
261#define NFSV4OP_OPEN_DOWNGRADE	21
262#define NFSV4OP_PUTFH		22
263#define NFSV4OP_PUTPUBFH	23
264#define NFSV4OP_PUTROOTFH	24
265#define NFSV4OP_READ		25
266#define NFSV4OP_READDIR		26
267#define NFSV4OP_READLINK	27
268#define NFSV4OP_REMOVE		28
269#define NFSV4OP_RENAME		29
270#define NFSV4OP_RENEW		30
271#define NFSV4OP_RESTOREFH	31
272#define NFSV4OP_SAVEFH		32
273#define NFSV4OP_SECINFO		33
274#define NFSV4OP_SETATTR		34
275#define NFSV4OP_SETCLIENTID	35
276#define NFSV4OP_SETCLIENTID_CONFIRM 36
277#define NFSV4OP_VERIFY		37
278#define NFSV4OP_WRITE		38
279
280/*
281 * Constants used by the Version 3 protocol for various RPCs
282 */
283#define NFSV3SATTRTIME_DONTCHANGE	0
284#define NFSV3SATTRTIME_TOSERVER		1
285#define NFSV3SATTRTIME_TOCLIENT		2
286
287#define NFSV3ACCESS_READ		0x01
288#define NFSV3ACCESS_LOOKUP		0x02
289#define NFSV3ACCESS_MODIFY		0x04
290#define NFSV3ACCESS_EXTEND		0x08
291#define NFSV3ACCESS_DELETE		0x10
292#define NFSV3ACCESS_EXECUTE		0x20
293
294#define NFSV3WRITE_UNSTABLE		0
295#define NFSV3WRITE_DATASYNC		1
296#define NFSV3WRITE_FILESYNC		2
297
298#define NFSV3CREATE_UNCHECKED		0
299#define NFSV3CREATE_GUARDED		1
300#define NFSV3CREATE_EXCLUSIVE		2
301
302#define NFSV3FSINFO_LINK		0x01
303#define NFSV3FSINFO_SYMLINK		0x02
304#define NFSV3FSINFO_HOMOGENEOUS		0x08
305#define NFSV3FSINFO_CANSETTIME		0x10
306
307/*
308 * Constants used by the Version 4 protocol for various RPCs
309 */
310
311#define NFSV4ACCESS_READ		0x01
312#define NFSV4ACCESS_LOOKUP		0x02
313#define NFSV4ACCESS_MODIFY		0x04
314#define NFSV4ACCESS_EXTEND		0x08
315#define NFSV4ACCESS_DELETE		0x10
316#define NFSV4ACCESS_EXECUTE		0x20
317
318#define NFSV4OPENRES_MLOCK		0x01
319#define NFSV4OPENRES_CONFIRM		0x02
320
321#define NFSV4OPENSHARE_ACCESS_READ	0x01
322#define NFSV4OPENSHARE_ACCESS_WRITE	0x02
323#define NFSV4OPENSHARE_ACCESS_BOTH	0x03
324#define NFSV4OPENSHARE_DENY_NONE	0x00
325#define NFSV4OPENSHARE_DENY_READ	0x01
326#define NFSV4OPENSHARE_DENY_WRITE	0x02
327#define NFSV4OPENSHARE_DENY_BOTH	0x03
328
329/* File types */
330typedef enum {
331	NFNON=0,
332	NFREG=1,
333	NFDIR=2,
334	NFBLK=3,
335	NFCHR=4,
336	NFLNK=5,
337	NFSOCK=6,
338	NFFIFO=7,
339	NFATTRDIR = 8,
340	NFNAMEDATTR = 9,
341	NFBAD = 10,
342} nfstype;	
343
344/* NFSv4 claim type */
345typedef enum {
346	NCLNULL = 0,
347	NCLPREV = 1,
348	NCLDELEGCUR = 2,
349	NCLDELEGPREV = 3,
350} nfsv4cltype;
351
352/* Other NFSv4 types */
353typedef enum {
354	NSHUNSTABLE = 0,
355	NSHDATASYNC = 1,
356	NSHFILESYNC = 2,
357} nfsv4stablehow;
358
359typedef enum { OTNOCREATE = 0, OTCREATE = 1 } nfsv4opentype;
360typedef enum { CMUNCHECKED = 0, CMGUARDED = 1, CMEXCLUSIVE = 2 } nfsv4createmode;
361typedef enum { THSERVERTIME = 0, THCLIENTTIME = 1 } nfsv4timehow;
362typedef enum { ODNONE = 0, ODREAD = 1, ODWRITE = 2 } nfsv4opendelegtype;
363
364/* Structs for common parts of the rpc's */
365
366/*
367 * File Handle (32 bytes for version 2), variable up to 64 for version 3.
368 * File Handles of up to NFS_SMALLFH in size are stored directly in the
369 * nfs node, whereas larger ones are malloc'd. (This never happens when
370 * NFS_SMALLFH is set to 64.)
371 * NFS_SMALLFH should be in the range of 32 to 64 and be divisible by 4.
372 */
373#ifndef NFS_SMALLFH
374#define NFS_SMALLFH	128
375#endif
376union nfsfh {
377	fhandle_t	fh_generic;
378	u_char		fh_bytes[NFS_SMALLFH];
379};
380typedef union nfsfh nfsfh_t;
381
382struct nfsv2_time {
383	u_int32_t	nfsv2_sec;
384	u_int32_t	nfsv2_usec;
385};
386typedef struct nfsv2_time	nfstime2;
387
388struct nfsv3_time {
389	u_int32_t	nfsv3_sec;
390	u_int32_t	nfsv3_nsec;
391};
392typedef struct nfsv3_time	nfstime3;
393
394/*
395 * Quads are defined as arrays of 2 longs to ensure dense packing for the
396 * protocol and to facilitate xdr conversion.
397 */
398struct nfs_uquad {
399	u_int32_t	nfsuquad[2];
400};
401typedef	struct nfs_uquad	nfsuint64;
402
403/*
404 * Used to convert between two u_longs and a u_quad_t.
405 */
406union nfs_quadconvert {
407	u_int32_t	lval[2];
408	u_quad_t	qval;
409};
410typedef union nfs_quadconvert	nfsquad_t;
411
412/*
413 * NFS Version 3 special file number.
414 */
415struct nfsv3_spec {
416	u_int32_t	specdata1;
417	u_int32_t	specdata2;
418};
419typedef	struct nfsv3_spec	nfsv3spec;
420
421/*
422 * NFS Version 4 bitmap.
423 */
424struct nfsv4_bitmap {
425	uint32_t	bmlen;
426	uint32_t	*bmval;
427};
428typedef struct nfsv4_bitmap nfsv4bitmap;
429
430struct nfsv4_changeinfo {
431	u_int		ciatomic;
432	uint64_t	cibefore;
433	uint64_t	ciafter;
434};
435typedef struct nfsv4_changeinfo nfsv4changeinfo;
436
437/*
438 * File attributes and setable attributes. These structures cover both
439 * NFS version 2 and the version 3 protocol. Note that the union is only
440 * used so that one pointer can refer to both variants. These structures
441 * go out on the wire and must be densely packed, so no quad data types
442 * are used. (all fields are longs or u_longs or structures of same)
443 * NB: You can't do sizeof(struct nfs_fattr), you must use the
444 *     NFSX_FATTR(v3) macro.
445 */
446struct nfs_fattr {
447	u_int32_t	fa_type;
448	u_int32_t	fa_mode;
449	u_int32_t	fa_nlink;
450	u_int32_t	fa_uid;
451	u_int32_t	fa_gid;
452	union {
453		struct {
454			u_int32_t	nfsv2fa_size;
455			u_int32_t	nfsv2fa_blocksize;
456			u_int32_t	nfsv2fa_rdev;
457			u_int32_t	nfsv2fa_blocks;
458			u_int32_t	nfsv2fa_fsid;
459			u_int32_t	nfsv2fa_fileid;
460			nfstime2	nfsv2fa_atime;
461			nfstime2	nfsv2fa_mtime;
462			nfstime2	nfsv2fa_ctime;
463		} fa_nfsv2;
464		struct {
465			nfsuint64	nfsv3fa_size;
466			nfsuint64	nfsv3fa_used;
467			nfsv3spec	nfsv3fa_rdev;
468			nfsuint64	nfsv3fa_fsid;
469			nfsuint64	nfsv3fa_fileid;
470			nfstime3	nfsv3fa_atime;
471			nfstime3	nfsv3fa_mtime;
472			nfstime3	nfsv3fa_ctime;
473		} fa_nfsv3;
474	} fa_un;
475};
476
477/* and some ugly defines for accessing union components */
478#define	fa2_size		fa_un.fa_nfsv2.nfsv2fa_size
479#define	fa2_blocksize		fa_un.fa_nfsv2.nfsv2fa_blocksize
480#define	fa2_rdev		fa_un.fa_nfsv2.nfsv2fa_rdev
481#define	fa2_blocks		fa_un.fa_nfsv2.nfsv2fa_blocks
482#define	fa2_fsid		fa_un.fa_nfsv2.nfsv2fa_fsid
483#define	fa2_fileid		fa_un.fa_nfsv2.nfsv2fa_fileid
484#define	fa2_atime		fa_un.fa_nfsv2.nfsv2fa_atime
485#define	fa2_mtime		fa_un.fa_nfsv2.nfsv2fa_mtime
486#define	fa2_ctime		fa_un.fa_nfsv2.nfsv2fa_ctime
487#define	fa3_size		fa_un.fa_nfsv3.nfsv3fa_size
488#define	fa3_used		fa_un.fa_nfsv3.nfsv3fa_used
489#define	fa3_rdev		fa_un.fa_nfsv3.nfsv3fa_rdev
490#define	fa3_fsid		fa_un.fa_nfsv3.nfsv3fa_fsid
491#define	fa3_fileid		fa_un.fa_nfsv3.nfsv3fa_fileid
492#define	fa3_atime		fa_un.fa_nfsv3.nfsv3fa_atime
493#define	fa3_mtime		fa_un.fa_nfsv3.nfsv3fa_mtime
494#define	fa3_ctime		fa_un.fa_nfsv3.nfsv3fa_ctime
495
496struct nfsv4_fattr {
497	u_int		fa4_valid;
498	nfstype		fa4_type;
499	off_t		fa4_size;
500	uint64_t	fa4_fsid_major;
501	uint64_t	fa4_fsid_minor;
502	uint64_t	fa4_fileid;
503	mode_t		fa4_mode;
504	nlink_t		fa4_nlink;
505	uid_t		fa4_uid;
506	gid_t		fa4_gid;
507	uint32_t	fa4_rdev_major;
508	uint32_t	fa4_rdev_minor;
509	struct timespec	fa4_atime;
510	struct timespec	fa4_btime;
511	struct timespec	fa4_ctime;
512	struct timespec	fa4_mtime;
513	uint64_t	fa4_maxread;
514	uint64_t	fa4_maxwrite;
515	uint64_t	fa4_ffree;
516	uint64_t	fa4_ftotal;
517	uint32_t	fa4_maxname;
518	uint64_t	fa4_savail;
519	uint64_t	fa4_sfree;
520	uint64_t	fa4_stotal;
521	uint64_t	fa4_changeid;
522	uint32_t	fa4_lease_time;
523	uint64_t	fa4_maxfilesize;
524};
525
526/* Flags for fa4_valid */
527#define FA4V_SIZE	0x00000001
528#define FA4V_FSID	0x00000002
529#define FA4V_FILEID	0x00000004
530#define FA4V_MODE	0x00000008
531#define FA4V_NLINK	0x00000010
532#define FA4V_UID	0x00000020
533#define FA4V_GID	0x00000040
534#define FA4V_RDEV	0x00000080
535#define FA4V_ATIME	0x00000100
536#define FA4V_BTIME	0x00000200
537#define FA4V_CTIME	0x00000400
538#define FA4V_MTIME	0x00000800
539#define FA4V_MAXREAD	0x00001000
540#define FA4V_MAXWRITE	0x00002000
541#define FA4V_TYPE	0x00004000
542#define FA4V_FFREE	0x00008000
543#define FA4V_FTOTAL	0x00010000
544#define FA4V_MAXNAME	0x00020000
545#define FA4V_SAVAIL	0x00040000
546#define FA4V_SFREE	0x00080000
547#define FA4V_STOTAL	0x00100000
548#define FA4V_CHANGEID	0x00200000
549#define FA4V_LEASE_TIME	0x00400000
550#define FA4V_MAXFILESIZE 0x00800000
551#define FA4V_ACL	0x01000000
552
553/* Offsets into bitmask */
554#define FA4_SUPPORTED_ATTRS	0
555#define FA4_TYPE		1
556#define FA4_FH_EXPIRE_TYPE	2
557#define FA4_CHANGE		3
558#define FA4_SIZE		4
559#define FA4_LINK_SUPPORT	5
560#define FA4_SYMLINK_SUPPORT	6
561#define FA4_NAMED_ATTR		7
562#define FA4_FSID		8
563#define FA4_UNIQUE_HANDLES	9
564#define FA4_LEASE_TIME		10
565#define FA4_RDATTR_ERROR	11
566#define FA4_ACL			12
567#define FA4_ACLSUPPORT		13
568#define FA4_ARCHIVE		14
569#define FA4_CANSETTIME		15
570#define FA4_CASE_INSENSITIVE	16
571#define FA4_CASE_PRESERVING	17 
572#define FA4_CHOWN_RESTRICTED	18
573#define FA4_FILEHANDLE		19
574#define FA4_FILEID		20
575#define FA4_FILES_AVAIL		21
576#define FA4_FILES_FREE		22
577#define FA4_FILES_TOTAL		23
578#define FA4_FS_LOCATIONS	24
579#define FA4_HIDDEN		25
580#define FA4_HOMOGENEOUS		26
581#define FA4_MAXFILESIZE		27
582#define FA4_MAXLINK		28
583#define FA4_MAXNAME		29
584#define FA4_MAXREAD		30
585#define FA4_MAXWRITE		31
586#define FA4_MIMETYPE		32
587#define FA4_MODE		33
588#define FA4_NO_TRUNC		34
589#define FA4_NUMLINKS		35
590#define FA4_OWNER		36
591#define FA4_OWNER_GROUP		37
592#define FA4_QUOTA_HARD		38
593#define FA4_QUOTA_SOFT		39
594#define FA4_QUOTA_USED		40
595#define FA4_RAWDEV		41
596#define FA4_SPACE_AVAIL		42
597#define FA4_SPACE_FREE		43
598#define FA4_SPACE_TOTAL		44
599#define FA4_SPACE_USED		45
600#define FA4_SYSTEM		46
601#define FA4_TIME_ACCESS		47
602#define FA4_TIME_ACCESS_SET	48
603#define FA4_TIME_BACKUP		49
604#define FA4_TIME_CREATE		50
605#define FA4_TIME_DELTA		51
606#define FA4_TIME_METADATA	52
607#define FA4_TIME_MODIFY		53
608#define FA4_TIME_MODIFY_SET	54
609#define FA4_ATTR_MAX		55
610
611/* Macros for v4 fattr manipulation */
612#define FA4_SET(n, p)	((p)[(n)/32] |= (1 << ((n) % 32)))
613#define FA4_CLR(n, p)	((p)[(n)/32] &= ~(1 << ((n) % 32)))
614#define FA4_ISSET(n, p)	((p)[(n)/32] & (1 << ((n) % 32)))
615#define FA4_ZERO(p)	bzero((p), 8)
616#define FA4_SKIP(p)	((p) += 2)
617
618struct nfsv2_sattr {
619	u_int32_t	sa_mode;
620	u_int32_t	sa_uid;
621	u_int32_t	sa_gid;
622	u_int32_t	sa_size;
623	nfstime2	sa_atime;
624	nfstime2	sa_mtime;
625};
626
627/*
628 * NFS Version 3 sattr structure for the new node creation case.
629 */
630struct nfsv3_sattr {
631	u_int32_t	sa_modetrue;
632	u_int32_t	sa_mode;
633	u_int32_t	sa_uidfalse;
634	u_int32_t	sa_gidfalse;
635	u_int32_t	sa_sizefalse;
636	u_int32_t	sa_atimetype;
637	nfstime3	sa_atime;
638	u_int32_t	sa_mtimetype;
639	nfstime3	sa_mtime;
640};
641
642struct nfs_statfs {
643	union {
644		struct {
645			u_int32_t	nfsv2sf_tsize;
646			u_int32_t	nfsv2sf_bsize;
647			u_int32_t	nfsv2sf_blocks;
648			u_int32_t	nfsv2sf_bfree;
649			u_int32_t	nfsv2sf_bavail;
650		} sf_nfsv2;
651		struct {
652			nfsuint64	nfsv3sf_tbytes;
653			nfsuint64	nfsv3sf_fbytes;
654			nfsuint64	nfsv3sf_abytes;
655			nfsuint64	nfsv3sf_tfiles;
656			nfsuint64	nfsv3sf_ffiles;
657			nfsuint64	nfsv3sf_afiles;
658			u_int32_t	nfsv3sf_invarsec;
659		} sf_nfsv3;
660	} sf_un;
661};
662
663#define sf_tsize	sf_un.sf_nfsv2.nfsv2sf_tsize
664#define sf_bsize	sf_un.sf_nfsv2.nfsv2sf_bsize
665#define sf_blocks	sf_un.sf_nfsv2.nfsv2sf_blocks
666#define sf_bfree	sf_un.sf_nfsv2.nfsv2sf_bfree
667#define sf_bavail	sf_un.sf_nfsv2.nfsv2sf_bavail
668#define sf_tbytes	sf_un.sf_nfsv3.nfsv3sf_tbytes
669#define sf_fbytes	sf_un.sf_nfsv3.nfsv3sf_fbytes
670#define sf_abytes	sf_un.sf_nfsv3.nfsv3sf_abytes
671#define sf_tfiles	sf_un.sf_nfsv3.nfsv3sf_tfiles
672#define sf_ffiles	sf_un.sf_nfsv3.nfsv3sf_ffiles
673#define sf_afiles	sf_un.sf_nfsv3.nfsv3sf_afiles
674#define sf_invarsec	sf_un.sf_nfsv3.nfsv3sf_invarsec
675
676struct nfsv3_fsinfo {
677	u_int32_t	fs_rtmax;
678	u_int32_t	fs_rtpref;
679	u_int32_t	fs_rtmult;
680	u_int32_t	fs_wtmax;
681	u_int32_t	fs_wtpref;
682	u_int32_t	fs_wtmult;
683	u_int32_t	fs_dtpref;
684	nfsuint64	fs_maxfilesize;
685	nfstime3	fs_timedelta;
686	u_int32_t	fs_properties;
687};
688
689struct nfsv3_pathconf {
690	u_int32_t	pc_linkmax;
691	u_int32_t	pc_namemax;
692	u_int32_t	pc_notrunc;
693	u_int32_t	pc_chownrestricted;
694	u_int32_t	pc_caseinsensitive;
695	u_int32_t	pc_casepreserving;
696};
697
698#endif