xref: /freebsd/sys/fs/nfs/nfsproto.h (revision c1d255d3ffdbe447de3ab875bf4e7d7accc5bfc5)
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  * $FreeBSD$
35  */
36 
37 #ifndef _NFS_NFSPROTO_H_
38 #define	_NFS_NFSPROTO_H_
39 
40 /*
41  * nfs definitions as per the Version 2, 3 and 4 specs
42  */
43 
44 /*
45  * Constants as defined in the NFS Version 2, 3 and 4 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_CALLBCKPROG	0x40000000	/* V4 only */
54 #define	NFS_VER2	2
55 #define	NFS_VER3	3
56 #define	NFS_VER4	4
57 #define	NFS_V2MAXDATA	8192
58 #define	NFS_MAXDGRAMDATA 16384
59 #define	NFS_MAXPATHLEN	1024
60 #define	NFS_MAXNAMLEN	255
61 /*
62  * Calculating the maximum XDR overhead for an NFS RPC isn't easy.
63  * NFS_MAXPKTHDR is antiquated and assumes AUTH_SYS over UDP.
64  * NFS_MAXXDR should be sufficient for all NFS versions over TCP.
65  * It includes:
66  * - Maximum RPC message header. It can include 2 400byte authenticators plus
67  *   a machine name of unlimited length, although it is usually relatively
68  *   small.
69  * - XDR overheads for the NFSv4 compound. This can include Owner and
70  *   Owner_group strings, which are usually fairly small, but are allowed
71  *   to be up to 1024 bytes each.
72  * 4096 is overkill, but should always be sufficient.
73  */
74 #define	NFS_MAXPKTHDR	404
75 #define	NFS_MAXXDR	4096
76 #define	NFS_MINPACKET	20
77 #define	NFS_FABLKSIZE	512	/* Size in bytes of a block wrt fa_blocks */
78 #define	NFSV4_MINORVERSION	0	/* V4 Minor version */
79 #define	NFSV41_MINORVERSION	1	/* V4 Minor version */
80 #define	NFSV42_MINORVERSION	2	/* V4 Minor version */
81 #define	NFSV4_CBVERS		1	/* V4 CB Version */
82 #define	NFSV41_CBVERS		4	/* V4.1 CB Version */
83 #define	NFSV4_SMALLSTR	50		/* Strings small enough for stack */
84 
85 /*
86  * This value isn't a fixed value in the RFCs.
87  * It is the maximum data size supported by NFSv3 or NFSv4 over TCP for
88  * the server.  It should be set to the I/O size preferred by ZFS or
89  * MAXBSIZE, whichever is greater.
90  * ZFS currently prefers 128K.
91  * It used to be called NFS_MAXDATA, but has been renamed to clarify that
92  * it refers to server side only and doesn't conflict with the NFS_MAXDATA
93  * defined in rpcsvc/nfs_prot.h for userland.
94  */
95 #define	NFS_SRVMAXIO	(128 * 1024)
96 
97 /* Stat numbers for rpc returns (version 2, 3 and 4) */
98 /*
99  * These numbers are hard-wired in the RFCs, so they can't be changed.
100  * The code currently assumes that the ones < 10000 are the same as
101  * sys/errno.h and that sys/errno.h will never go as high as 10000.
102  * If the value in sys/errno.h of any entry listed below is changed,
103  * the NFS code must be modified to do the mapping between them.
104  * (You can ignore NFSERR_WFLUSH, since it is never actually used.)
105  */
106 #define	NFSERR_OK		0
107 #define	NFSERR_PERM		1
108 #define	NFSERR_NOENT		2
109 #define	NFSERR_IO		5
110 #define	NFSERR_NXIO		6
111 #define	NFSERR_ACCES		13
112 #define	NFSERR_EXIST		17
113 #define	NFSERR_XDEV		18	/* Version 3, 4 only */
114 #define	NFSERR_NODEV		19
115 #define	NFSERR_NOTDIR		20
116 #define	NFSERR_ISDIR		21
117 #define	NFSERR_INVAL		22	/* Version 3, 4 only */
118 #define	NFSERR_FBIG		27
119 #define	NFSERR_NOSPC		28
120 #define	NFSERR_ROFS		30
121 #define	NFSERR_MLINK		31	/* Version 3, 4 only */
122 #define	NFSERR_NAMETOL		63
123 #define	NFSERR_NOTEMPTY		66
124 #define	NFSERR_DQUOT		69
125 #define	NFSERR_STALE		70
126 #define	NFSERR_REMOTE		71	/* Version 3 only */
127 #define	NFSERR_WFLUSH		99	/* Version 2 only */
128 #define	NFSERR_BADHANDLE	10001	/* These are Version 3, 4 only */
129 #define	NFSERR_NOT_SYNC		10002	/* Version 3 Only */
130 #define	NFSERR_BAD_COOKIE	10003
131 #define	NFSERR_NOTSUPP		10004
132 #define	NFSERR_TOOSMALL		10005
133 #define	NFSERR_SERVERFAULT	10006
134 #define	NFSERR_BADTYPE		10007
135 #define	NFSERR_DELAY		10008	/* Called NFSERR_JUKEBOX for V3 */
136 #define	NFSERR_SAME		10009	/* These are Version 4 only */
137 #define	NFSERR_DENIED		10010
138 #define	NFSERR_EXPIRED		10011
139 #define	NFSERR_LOCKED		10012
140 #define	NFSERR_GRACE		10013
141 #define	NFSERR_FHEXPIRED	10014
142 #define	NFSERR_SHAREDENIED	10015
143 #define	NFSERR_WRONGSEC		10016
144 #define	NFSERR_CLIDINUSE	10017
145 #define	NFSERR_RESOURCE		10018
146 #define	NFSERR_MOVED		10019
147 #define	NFSERR_NOFILEHANDLE	10020
148 #define	NFSERR_MINORVERMISMATCH	10021
149 #define	NFSERR_STALECLIENTID	10022
150 #define	NFSERR_STALESTATEID	10023
151 #define	NFSERR_OLDSTATEID	10024
152 #define	NFSERR_BADSTATEID	10025
153 #define	NFSERR_BADSEQID		10026
154 #define	NFSERR_NOTSAME		10027
155 #define	NFSERR_LOCKRANGE	10028
156 #define	NFSERR_SYMLINK		10029
157 #define	NFSERR_RESTOREFH	10030
158 #define	NFSERR_LEASEMOVED	10031
159 #define	NFSERR_ATTRNOTSUPP	10032
160 #define	NFSERR_NOGRACE		10033
161 #define	NFSERR_RECLAIMBAD	10034
162 #define	NFSERR_RECLAIMCONFLICT	10035
163 #define	NFSERR_BADXDR		10036
164 #define	NFSERR_LOCKSHELD	10037
165 #define	NFSERR_OPENMODE		10038
166 #define	NFSERR_BADOWNER		10039
167 #define	NFSERR_BADCHAR		10040
168 #define	NFSERR_BADNAME		10041
169 #define	NFSERR_BADRANGE		10042
170 #define	NFSERR_LOCKNOTSUPP	10043
171 #define	NFSERR_OPILLEGAL	10044
172 #define	NFSERR_DEADLOCK		10045
173 #define	NFSERR_FILEOPEN		10046
174 #define	NFSERR_ADMINREVOKED	10047
175 #define	NFSERR_CBPATHDOWN	10048
176 
177 /* NFSv4.1 specific errors. */
178 #define	NFSERR_BADIOMODE	10049
179 #define	NFSERR_BADLAYOUT	10050
180 #define	NFSERR_BADSESSIONDIGEST	10051
181 #define	NFSERR_BADSESSION	10052
182 #define	NFSERR_BADSLOT		10053
183 #define	NFSERR_COMPLETEALREADY	10054
184 #define	NFSERR_NOTBNDTOSESS	10055
185 #define	NFSERR_DELEGALREADYWANT	10056
186 #define	NFSERR_BACKCHANBUSY	10057
187 #define	NFSERR_LAYOUTTRYLATER	10058
188 #define	NFSERR_LAYOUTUNAVAIL	10059
189 #define	NFSERR_NOMATCHLAYOUT	10060
190 #define	NFSERR_RECALLCONFLICT	10061
191 #define	NFSERR_UNKNLAYOUTTYPE	10062
192 #define	NFSERR_SEQMISORDERED	10063
193 #define	NFSERR_SEQUENCEPOS	10064
194 #define	NFSERR_REQTOOBIG	10065
195 #define	NFSERR_REPTOOBIG	10066
196 #define	NFSERR_REPTOOBIGTOCACHE	10067
197 #define	NFSERR_RETRYUNCACHEDREP	10068
198 #define	NFSERR_UNSAFECOMPOUND	10069
199 #define	NFSERR_TOOMANYOPS	10070
200 #define	NFSERR_OPNOTINSESS	10071
201 #define	NFSERR_HASHALGUNSUPP	10072
202 #define	NFSERR_CLIENTIDBUSY	10074
203 #define	NFSERR_PNFSIOHOLE	10075
204 #define	NFSERR_SEQFALSERETRY	10076
205 #define	NFSERR_BADHIGHSLOT	10077
206 #define	NFSERR_DEADSESSION	10078
207 #define	NFSERR_ENCRALGUNSUPP	10079
208 #define	NFSERR_PNFSNOLAYOUT	10080
209 #define	NFSERR_NOTONLYOP	10081
210 #define	NFSERR_WRONGCRED	10082
211 #define	NFSERR_WRONGTYPE	10083
212 #define	NFSERR_DIRDELEGUNAVAIL	10084
213 #define	NFSERR_REJECTDELEG	10085
214 #define	NFSERR_RETURNCONFLICT	10086
215 #define	NFSERR_DELEGREVOKED	10087
216 
217 /* NFSv4.2 specific errors. */
218 #define	NFSERR_PARTNERNOTSUPP	10088
219 #define	NFSERR_PARTNERNOAUTH	10089
220 #define	NFSERR_UNIONNOTSUPP	10090
221 #define	NFSERR_OFFLOADDENIED	10091
222 #define	NFSERR_WRONGLFS		10092
223 #define	NFSERR_BADLABEL		10093
224 #define	NFSERR_OFFLOADNOREQS	10094
225 
226 /* NFSv4.2 Extended Attribute errors. */
227 #define	NFSERR_NOXATTR		10095
228 #define	NFSERR_XATTR2BIG	10096
229 
230 /* Maximum value of all the NFS error values. */
231 #define	NFSERR_MAXERRVAL	NFSERR_XATTR2BIG
232 
233 #define	NFSERR_STALEWRITEVERF	30001	/* Fake return for nfs_commit() */
234 #define	NFSERR_DONTREPLY	30003	/* Don't process request */
235 #define	NFSERR_RETVOID		30004	/* Return void, not error */
236 #define	NFSERR_REPLYFROMCACHE	30005	/* Reply from recent request cache */
237 #define	NFSERR_STALEDONTRECOVER	30006	/* Don't initiate recovery */
238 
239 #define	NFSERR_RPCERR		0x40000000 /* Mark an RPC layer error */
240 #define	NFSERR_AUTHERR		0x80000000 /* Mark an authentication error */
241 
242 #define	NFSERR_RPCMISMATCH	(NFSERR_RPCERR | RPC_MISMATCH)
243 #define	NFSERR_PROGUNAVAIL	(NFSERR_RPCERR | RPC_PROGUNAVAIL)
244 #define	NFSERR_PROGMISMATCH	(NFSERR_RPCERR | RPC_PROGMISMATCH)
245 #define	NFSERR_PROGNOTV4	(NFSERR_RPCERR | 0xffff)
246 #define	NFSERR_PROCUNAVAIL	(NFSERR_RPCERR | RPC_PROCUNAVAIL)
247 #define	NFSERR_GARBAGE		(NFSERR_RPCERR | RPC_GARBAGE)
248 
249 /* Sizes in bytes of various nfs rpc components */
250 #define	NFSX_UNSIGNED	4
251 #define	NFSX_HYPER	(2 * NFSX_UNSIGNED)
252 
253 /* specific to NFS Version 2 */
254 #define	NFSX_V2FH	32
255 #define	NFSX_V2FATTR	68
256 #define	NFSX_V2SATTR	32
257 #define	NFSX_V2COOKIE	4
258 #define	NFSX_V2STATFS	20
259 
260 /* specific to NFS Version 3 */
261 #define	NFSX_V3FHMAX		64	/* max. allowed by protocol */
262 #define	NFSX_V3FATTR		84
263 #define	NFSX_V3SATTR		60	/* max. all fields filled in */
264 #define	NFSX_V3SRVSATTR		(sizeof (struct nfsv3_sattr))
265 #define	NFSX_V3POSTOPATTR	(NFSX_V3FATTR + NFSX_UNSIGNED)
266 #define	NFSX_V3WCCDATA		(NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED)
267 #define	NFSX_V3STATFS		52
268 #define	NFSX_V3FSINFO		48
269 #define	NFSX_V3PATHCONF		24
270 
271 /* specific to NFS Version 4 */
272 #define	NFSX_V4FHMAX		128
273 #define	NFSX_V4FSID		(2 * NFSX_HYPER)
274 #define	NFSX_V4SPECDATA		(2 * NFSX_UNSIGNED)
275 #define	NFSX_V4TIME		(NFSX_HYPER + NFSX_UNSIGNED)
276 #define	NFSX_V4SETTIME		(NFSX_UNSIGNED + NFSX_V4TIME)
277 #define	NFSX_V4SESSIONID	16
278 #define	NFSX_V4DEVICEID		16
279 #define	NFSX_V4PNFSFH		(sizeof(fhandle_t) + 1)
280 #define	NFSX_V4FILELAYOUT	(4 * NFSX_UNSIGNED + NFSX_V4DEVICEID +	\
281 				 NFSX_HYPER + NFSM_RNDUP(NFSX_V4PNFSFH))
282 #define	NFSX_V4FLEXLAYOUT(m)	(NFSX_HYPER + 3 * NFSX_UNSIGNED +		\
283     ((m) * (NFSX_V4DEVICEID + NFSX_STATEID + NFSM_RNDUP(NFSX_V4PNFSFH) +	\
284     8 * NFSX_UNSIGNED)))
285 
286 /* sizes common to multiple NFS versions */
287 #define	NFSX_FHMAX		(NFSX_V4FHMAX)
288 #define	NFSX_MYFH		(sizeof (fhandle_t)) /* size this server uses */
289 #define	NFSX_VERF 		8
290 #define	NFSX_STATEIDOTHER	12
291 #define	NFSX_STATEID		(NFSX_UNSIGNED + NFSX_STATEIDOTHER)
292 #define	NFSX_GSSH		12
293 
294 /* variants for multiple versions */
295 #define	NFSX_STATFS(v3)		((v3) ? NFSX_V3STATFS : NFSX_V2STATFS)
296 
297 /*
298  * Beware.  NFSPROC_NULL and friends are defined in
299  * <rpcsvc/nfs_prot.h> as well and the numbers are different.
300  */
301 #ifndef	NFSPROC_NULL
302 /* nfs rpc procedure numbers (before version mapping) */
303 #define	NFSPROC_NULL		0
304 #define	NFSPROC_GETATTR		1
305 #define	NFSPROC_SETATTR		2
306 #define	NFSPROC_LOOKUP		3
307 #define	NFSPROC_ACCESS		4
308 #define	NFSPROC_READLINK	5
309 #define	NFSPROC_READ		6
310 #define	NFSPROC_WRITE		7
311 #define	NFSPROC_CREATE		8
312 #define	NFSPROC_MKDIR		9
313 #define	NFSPROC_SYMLINK		10
314 #define	NFSPROC_MKNOD		11
315 #define	NFSPROC_REMOVE		12
316 #define	NFSPROC_RMDIR		13
317 #define	NFSPROC_RENAME		14
318 #define	NFSPROC_LINK		15
319 #define	NFSPROC_READDIR		16
320 #define	NFSPROC_READDIRPLUS	17
321 #define	NFSPROC_FSSTAT		18
322 #define	NFSPROC_FSINFO		19
323 #define	NFSPROC_PATHCONF	20
324 #define	NFSPROC_COMMIT		21
325 #endif	/* NFSPROC_NULL */
326 
327 /*
328  * The lower numbers -> 21 are used by NFSv2 and v3. These define higher
329  * numbers used by NFSv4.
330  * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is
331  * one greater than the last number.
332  */
333 #ifndef	NFS_V3NPROCS
334 #define	NFS_V3NPROCS		22
335 
336 #define	NFSPROC_LOOKUPP		22
337 #define	NFSPROC_SETCLIENTID	23
338 #define	NFSPROC_SETCLIENTIDCFRM	24
339 #define	NFSPROC_LOCK		25
340 #define	NFSPROC_LOCKU		26
341 #define	NFSPROC_OPEN		27
342 #define	NFSPROC_CLOSE		28
343 #define	NFSPROC_OPENCONFIRM	29
344 #define	NFSPROC_LOCKT		30
345 #define	NFSPROC_OPENDOWNGRADE	31
346 #define	NFSPROC_RENEW		32
347 #define	NFSPROC_PUTROOTFH	33
348 #define	NFSPROC_RELEASELCKOWN	34
349 #define	NFSPROC_DELEGRETURN	35
350 #define	NFSPROC_RETDELEGREMOVE	36
351 #define	NFSPROC_RETDELEGRENAME1	37
352 #define	NFSPROC_RETDELEGRENAME2	38
353 #define	NFSPROC_GETACL		39
354 #define	NFSPROC_SETACL		40
355 
356 /*
357  * Must be defined as one higher than the last Proc# above.
358  */
359 #define	NFSV4_NPROCS		41
360 
361 /* Additional procedures for NFSv4.1. */
362 #define	NFSPROC_EXCHANGEID	41
363 #define	NFSPROC_CREATESESSION	42
364 #define	NFSPROC_DESTROYSESSION	43
365 #define	NFSPROC_DESTROYCLIENT	44
366 #define	NFSPROC_FREESTATEID	45
367 #define	NFSPROC_LAYOUTGET	46
368 #define	NFSPROC_GETDEVICEINFO	47
369 #define	NFSPROC_LAYOUTCOMMIT	48
370 #define	NFSPROC_LAYOUTRETURN	49
371 #define	NFSPROC_RECLAIMCOMPL	50
372 #define	NFSPROC_WRITEDS		51
373 #define	NFSPROC_READDS		52
374 #define	NFSPROC_COMMITDS	53
375 #define	NFSPROC_OPENLAYGET	54
376 #define	NFSPROC_CREATELAYGET	55
377 
378 /*
379  * Must be defined as one higher than the last NFSv4.1 Proc# above.
380  */
381 #define	NFSV41_NPROCS		56
382 
383 /* Additional procedures for NFSv4.2. */
384 #define	NFSPROC_IOADVISE	56
385 #define	NFSPROC_ALLOCATE	57
386 #define	NFSPROC_COPY		58
387 #define	NFSPROC_SEEK		59
388 #define	NFSPROC_SEEKDS		60
389 
390 /* and the ones for the optional Extended attribute support (RFC-8276). */
391 #define	NFSPROC_GETEXTATTR	61
392 #define	NFSPROC_SETEXTATTR	62
393 #define	NFSPROC_RMEXTATTR	63
394 #define	NFSPROC_LISTEXTATTR	64
395 
396 /* BindConnectionToSession, done by the krpc for a new connection. */
397 #define	NFSPROC_BINDCONNTOSESS	65
398 
399 /* Do a Lookup+Open for "oneopenown". */
400 #define	NFSPROC_LOOKUPOPEN	66
401 
402 /* Do an NFSv4.2 Deallocate. */
403 #define	NFSPROC_DEALLOCATE	67
404 
405 /*
406  * Must be defined as one higher than the last NFSv4.2 Proc# above.
407  */
408 #define	NFSV42_NPROCS		68
409 
410 #endif	/* NFS_V3NPROCS */
411 
412 /*
413  * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code.
414  */
415 #ifndef	NFS_NPROCS
416 #define	NFS_NPROCS		NFSV4_NPROCS
417 #endif
418 
419 /*
420  * NFSPROC_NOOP is a fake op# that can't be the same as any V2/3/4 Procedure
421  * or Operation#. Since the NFS V4 Op #s go higher, use NFSV42_NOPS, which
422  * is one greater than the highest Op#.
423  */
424 #define	NFSPROC_NOOP		NFSV42_NOPS
425 
426 /* Actual Version 2 procedure numbers */
427 #define	NFSV2PROC_NULL		0
428 #define	NFSV2PROC_GETATTR	1
429 #define	NFSV2PROC_SETATTR	2
430 #define	NFSV2PROC_NOOP		3
431 #define	NFSV2PROC_ROOT		NFSV2PROC_NOOP	/* Obsolete */
432 #define	NFSV2PROC_LOOKUP	4
433 #define	NFSV2PROC_READLINK	5
434 #define	NFSV2PROC_READ		6
435 #define	NFSV2PROC_WRITECACHE	NFSV2PROC_NOOP	/* Obsolete */
436 #define	NFSV2PROC_WRITE		8
437 #define	NFSV2PROC_CREATE	9
438 #define	NFSV2PROC_REMOVE	10
439 #define	NFSV2PROC_RENAME	11
440 #define	NFSV2PROC_LINK		12
441 #define	NFSV2PROC_SYMLINK	13
442 #define	NFSV2PROC_MKDIR		14
443 #define	NFSV2PROC_RMDIR		15
444 #define	NFSV2PROC_READDIR	16
445 #define	NFSV2PROC_STATFS	17
446 
447 /*
448  * V4 Procedure numbers
449  */
450 #define	NFSV4PROC_COMPOUND	1
451 #define	NFSV4PROC_CBNULL	0
452 #define	NFSV4PROC_CBCOMPOUND	1
453 
454 /*
455  * Constants used by the Version 3 and 4 protocols for various RPCs
456  */
457 #define	NFSV3SATTRTIME_DONTCHANGE	0
458 #define	NFSV3SATTRTIME_TOSERVER		1
459 #define	NFSV3SATTRTIME_TOCLIENT		2
460 
461 #define	NFSV4SATTRTIME_TOSERVER		0
462 #define	NFSV4SATTRTIME_TOCLIENT		1
463 
464 #define	NFSV4LOCKT_READ			1
465 #define	NFSV4LOCKT_WRITE		2
466 #define	NFSV4LOCKT_READW		3
467 #define	NFSV4LOCKT_WRITEW		4
468 #define	NFSV4LOCKT_RELEASE		5
469 
470 #define	NFSV4OPEN_NOCREATE		0
471 #define	NFSV4OPEN_CREATE		1
472 #define	NFSV4OPEN_CLAIMNULL		0
473 #define	NFSV4OPEN_CLAIMPREVIOUS		1
474 #define	NFSV4OPEN_CLAIMDELEGATECUR	2
475 #define	NFSV4OPEN_CLAIMDELEGATEPREV	3
476 #define	NFSV4OPEN_CLAIMFH		4
477 #define	NFSV4OPEN_CLAIMDELEGATECURFH	5
478 #define	NFSV4OPEN_CLAIMDELEGATEPREVFH	6
479 #define	NFSV4OPEN_DELEGATENONE		0
480 #define	NFSV4OPEN_DELEGATEREAD		1
481 #define	NFSV4OPEN_DELEGATEWRITE		2
482 #define	NFSV4OPEN_DELEGATENONEEXT	3
483 #define	NFSV4OPEN_LIMITSIZE		1
484 #define	NFSV4OPEN_LIMITBLOCKS		2
485 
486 /*
487  * Nfs V4 ACE stuff
488  */
489 #define	NFSV4ACE_ALLOWEDTYPE		0x00000000
490 #define	NFSV4ACE_DENIEDTYPE		0x00000001
491 #define	NFSV4ACE_AUDITTYPE		0x00000002
492 #define	NFSV4ACE_ALARMTYPE		0x00000003
493 
494 #define	NFSV4ACE_SUPALLOWED		0x00000001
495 #define	NFSV4ACE_SUPDENIED		0x00000002
496 #define	NFSV4ACE_SUPAUDIT		0x00000004
497 #define	NFSV4ACE_SUPALARM		0x00000008
498 
499 #define	NFSV4ACE_SUPTYPES	(NFSV4ACE_SUPALLOWED | NFSV4ACE_SUPDENIED)
500 
501 #define	NFSV4ACE_FILEINHERIT		0x00000001
502 #define	NFSV4ACE_DIRECTORYINHERIT	0x00000002
503 #define	NFSV4ACE_NOPROPAGATEINHERIT	0x00000004
504 #define	NFSV4ACE_INHERITONLY		0x00000008
505 #define	NFSV4ACE_SUCCESSFULACCESS	0x00000010
506 #define	NFSV4ACE_FAILEDACCESS		0x00000020
507 #define	NFSV4ACE_IDENTIFIERGROUP	0x00000040
508 
509 #define	NFSV4ACE_READDATA		0x00000001
510 #define	NFSV4ACE_LISTDIRECTORY		0x00000001
511 #define	NFSV4ACE_WRITEDATA		0x00000002
512 #define	NFSV4ACE_ADDFILE		0x00000002
513 #define	NFSV4ACE_APPENDDATA		0x00000004
514 #define	NFSV4ACE_ADDSUBDIRECTORY	0x00000004
515 #define	NFSV4ACE_READNAMEDATTR		0x00000008
516 #define	NFSV4ACE_WRITENAMEDATTR		0x00000010
517 #define	NFSV4ACE_EXECUTE		0x00000020
518 #define	NFSV4ACE_SEARCH			0x00000020
519 #define	NFSV4ACE_DELETECHILD		0x00000040
520 #define	NFSV4ACE_READATTRIBUTES		0x00000080
521 #define	NFSV4ACE_WRITEATTRIBUTES	0x00000100
522 #define	NFSV4ACE_DELETE			0x00010000
523 #define	NFSV4ACE_READACL		0x00020000
524 #define	NFSV4ACE_WRITEACL		0x00040000
525 #define	NFSV4ACE_WRITEOWNER		0x00080000
526 #define	NFSV4ACE_SYNCHRONIZE		0x00100000
527 
528 /*
529  * Here are the mappings between mode bits and acl mask bits for
530  * directories and other files.
531  * (Named attributes have not been included, since named attributes are
532  *  not yet supported.)
533  * The mailing list seems to indicate that NFSV4ACE_EXECUTE refers to
534  * searching a directory, although I can't find a statement of that in
535  * the RFC.
536  */
537 #define	NFSV4ACE_ALLFILESMASK	(NFSV4ACE_READATTRIBUTES | NFSV4ACE_READACL)
538 #define	NFSV4ACE_OWNERMASK	(NFSV4ACE_WRITEATTRIBUTES | NFSV4ACE_WRITEACL)
539 #define	NFSV4ACE_DIRREADMASK	NFSV4ACE_LISTDIRECTORY
540 #define	NFSV4ACE_DIREXECUTEMASK	NFSV4ACE_EXECUTE
541 #define	NFSV4ACE_DIRWRITEMASK	(NFSV4ACE_ADDFILE | 			\
542 		NFSV4ACE_ADDSUBDIRECTORY | NFSV4ACE_DELETECHILD)
543 #define	NFSV4ACE_READMASK	NFSV4ACE_READDATA
544 #define	NFSV4ACE_WRITEMASK	(NFSV4ACE_WRITEDATA | NFSV4ACE_APPENDDATA)
545 #define	NFSV4ACE_EXECUTEMASK	NFSV4ACE_EXECUTE
546 #define	NFSV4ACE_ALLFILEBITS	(NFSV4ACE_READMASK | NFSV4ACE_WRITEMASK | \
547 	NFSV4ACE_EXECUTEMASK | NFSV4ACE_SYNCHRONIZE)
548 #define	NFSV4ACE_ALLDIRBITS	(NFSV4ACE_DIRREADMASK | 		\
549 	NFSV4ACE_DIRWRITEMASK | NFSV4ACE_DIREXECUTEMASK)
550 #define	NFSV4ACE_AUDITMASK	0x0
551 
552 /*
553  * These GENERIC masks are not used and are no longer believed to be useful.
554  */
555 #define	NFSV4ACE_GENERICREAD		0x00120081
556 #define	NFSV4ACE_GENERICWRITE		0x00160106
557 #define	NFSV4ACE_GENERICEXECUTE		0x001200a0
558 
559 #define	NFSSTATEID_PUTALLZERO		0
560 #define	NFSSTATEID_PUTALLONE		1
561 #define	NFSSTATEID_PUTSTATEID		2
562 #define	NFSSTATEID_PUTSEQIDZERO		3
563 
564 /*
565  * Bits for share access and deny.
566  */
567 #define	NFSV4OPEN_ACCESSREAD		0x00000001
568 #define	NFSV4OPEN_ACCESSWRITE		0x00000002
569 #define	NFSV4OPEN_ACCESSBOTH		0x00000003
570 #define	NFSV4OPEN_WANTDELEGMASK		0x0000ff00
571 #define	NFSV4OPEN_WANTREADDELEG		0x00000100
572 #define	NFSV4OPEN_WANTWRITEDELEG	0x00000200
573 #define	NFSV4OPEN_WANTANYDELEG		0x00000300
574 #define	NFSV4OPEN_WANTNODELEG		0x00000400
575 #define	NFSV4OPEN_WANTCANCEL		0x00000500
576 #define	NFSV4OPEN_WANTSIGNALDELEG	0x00010000
577 #define	NFSV4OPEN_WANTPUSHDELEG		0x00020000
578 
579 #define	NFSV4OPEN_DENYNONE		0x00000000
580 #define	NFSV4OPEN_DENYREAD		0x00000001
581 #define	NFSV4OPEN_DENYWRITE		0x00000002
582 #define	NFSV4OPEN_DENYBOTH		0x00000003
583 
584 /*
585  * Delegate_none_ext reply values.
586  */
587 #define	NFSV4OPEN_NOTWANTED		0
588 #define	NFSV4OPEN_CONTENTION		1
589 #define	NFSV4OPEN_RESOURCE		2
590 #define	NFSV4OPEN_NOTSUPPFTYPE		3
591 #define	NFSV4OPEN_NOTSUPPWRITEFTYPE	4
592 #define	NFSV4OPEN_NOTSUPPUPGRADE	5
593 #define	NFSV4OPEN_NOTSUPPDOWNGRADE	6
594 #define	NFSV4OPEN_CANCELLED		7
595 #define	NFSV4OPEN_ISDIR			8
596 
597 /*
598  * Open result flags
599  * (The first four are in the spec. The rest are used internally.)
600  */
601 #define	NFSV4OPEN_RESULTCONFIRM		0x00000002
602 #define	NFSV4OPEN_LOCKTYPEPOSIX		0x00000004
603 #define	NFSV4OPEN_PRESERVEUNLINKED	0x00000008
604 #define	NFSV4OPEN_MAYNOTIFYLOCK		0x00000020
605 #define	NFSV4OPEN_RFLAGS 						\
606     (NFSV4OPEN_RESULTCONFIRM | NFSV4OPEN_LOCKTYPEPOSIX |		\
607     NFSV4OPEN_PRESERVEUNLINKED | NFSV4OPEN_MAYNOTIFYLOCK)
608 #define	NFSV4OPEN_RECALL		0x00010000
609 #define	NFSV4OPEN_READDELEGATE		0x00020000
610 #define	NFSV4OPEN_WRITEDELEGATE		0x00040000
611 #define	NFSV4OPEN_WDRESOURCE		0x00080000
612 #define	NFSV4OPEN_WDCONTENTION		0x00100000
613 #define	NFSV4OPEN_WDNOTWANTED		0x00200000
614 #define	NFSV4OPEN_WDSUPPFTYPE		0x00400000
615 
616 /*
617  * NFS V4 File Handle types
618  */
619 #define	NFSV4FHTYPE_PERSISTENT		0x0
620 #define	NFSV4FHTYPE_NOEXPIREWITHOPEN	0x1
621 #define	NFSV4FHTYPE_VOLATILEANY		0x2
622 #define	NFSV4FHTYPE_VOLATILEMIGRATE	0x4
623 #define	NFSV4FHTYPE_VOLATILERENAME	0x8
624 
625 /*
626  * Maximum size of V4 opaque strings.
627  */
628 #define	NFSV4_OPAQUELIMIT	1024
629 
630 /*
631  * These are the same for V3 and V4.
632  */
633 #define	NFSACCESS_READ			0x01
634 #define	NFSACCESS_LOOKUP		0x02
635 #define	NFSACCESS_MODIFY		0x04
636 #define	NFSACCESS_EXTEND		0x08
637 #define	NFSACCESS_DELETE		0x10
638 #define	NFSACCESS_EXECUTE		0x20
639 
640 /* Additional Extended Attribute access bits RFC-8276. */
641 #define	NFSACCESS_XAREAD		0x40
642 #define	NFSACCESS_XAWRITE		0x80
643 #define	NFSACCESS_XALIST		0x100
644 
645 #define	NFSWRITE_UNSTABLE		0
646 #define	NFSWRITE_DATASYNC		1
647 #define	NFSWRITE_FILESYNC		2
648 
649 #define	NFSCREATE_UNCHECKED		0
650 #define	NFSCREATE_GUARDED		1
651 #define	NFSCREATE_EXCLUSIVE		2
652 #define	NFSCREATE_EXCLUSIVE41		3
653 
654 #define	NFSV3FSINFO_LINK		0x01
655 #define	NFSV3FSINFO_SYMLINK		0x02
656 #define	NFSV3FSINFO_HOMOGENEOUS		0x08
657 #define	NFSV3FSINFO_CANSETTIME		0x10
658 
659 /* Flags for Exchange ID */
660 #define	NFSV4EXCH_SUPPMOVEDREFER	0x00000001
661 #define	NFSV4EXCH_SUPPMOVEDMIGR	0x00000002
662 #define	NFSV4EXCH_BINDPRINCSTATEID	0x00000100
663 #define	NFSV4EXCH_USENONPNFS		0x00010000
664 #define	NFSV4EXCH_USEPNFSMDS		0x00020000
665 #define	NFSV4EXCH_USEPNFSDS		0x00040000
666 #define	NFSV4EXCH_MASKPNFS		0x00070000
667 #define	NFSV4EXCH_UPDCONFIRMEDRECA	0x40000000
668 #define	NFSV4EXCH_CONFIRMEDR		0x80000000
669 
670 /* State Protects */
671 #define	NFSV4EXCH_SP4NONE		0
672 #define	NFSV4EXCH_SP4MACHCRED		1
673 #define	NFSV4EXCH_SP4SSV		2
674 
675 /* Flags for Create Session */
676 #define	NFSV4CRSESS_PERSIST		0x00000001
677 #define	NFSV4CRSESS_CONNBACKCHAN	0x00000002
678 #define	NFSV4CRSESS_CONNRDMA		0x00000004
679 
680 /* Flags for Sequence */
681 #define	NFSV4SEQ_CBPATHDOWN		0x00000001
682 #define	NFSV4SEQ_CBGSSCONTEXPIRING	0x00000002
683 #define	NFSV4SEQ_CBGSSCONTEXPIRED	0x00000004
684 #define	NFSV4SEQ_EXPIREDALLSTATEREVOKED	0x00000008
685 #define	NFSV4SEQ_EXPIREDSOMESTATEREVOKED 0x00000010
686 #define	NFSV4SEQ_ADMINSTATEREVOKED	0x00000020
687 #define	NFSV4SEQ_RECALLABLESTATEREVOKED	0x00000040
688 #define	NFSV4SEQ_LEASEMOVED		0x00000080
689 #define	NFSV4SEQ_RESTARTRECLAIMNEEDED	0x00000100
690 #define	NFSV4SEQ_CBPATHDOWNSESSION	0x00000200
691 #define	NFSV4SEQ_BACKCHANNELFAULT	0x00000400
692 #define	NFSV4SEQ_DEVIDCHANGED		0x00000800
693 #define	NFSV4SEQ_DEVIDDELETED		0x00001000
694 
695 /* Flags for Layout. */
696 #define	NFSLAYOUTRETURN_FILE		1
697 #define	NFSLAYOUTRETURN_FSID		2
698 #define	NFSLAYOUTRETURN_ALL		3
699 
700 #define	NFSLAYOUT_NFSV4_1_FILES		0x1
701 #define	NFSLAYOUT_OSD2_OBJECTS		0x2
702 #define	NFSLAYOUT_BLOCK_VOLUME		0x3
703 #define	NFSLAYOUT_FLEXFILE		0x4
704 
705 #define	NFSLAYOUTIOMODE_READ		1
706 #define	NFSLAYOUTIOMODE_RW		2
707 #define	NFSLAYOUTIOMODE_ANY		3
708 
709 /* Flags for Get Device Info. */
710 #define	NFSDEVICEIDNOTIFY_CHANGEBIT	0x1
711 #define	NFSDEVICEIDNOTIFY_DELETEBIT	0x2
712 
713 /* Flags for File Layout. */
714 #define	NFSFLAYUTIL_DENSE		0x1
715 #define	NFSFLAYUTIL_COMMIT_THRU_MDS	0x2
716 #define	NFSFLAYUTIL_IOADVISE_THRU_MDS	0x4
717 #define	NFSFLAYUTIL_STRIPE_MASK		0xffffffc0
718 
719 /* Flags for Flex File Layout. */
720 #define	NFSFLEXFLAG_NO_LAYOUTCOMMIT	0x00000001
721 #define	NFSFLEXFLAG_NOIO_MDS		0x00000002
722 #define	NFSFLEXFLAG_NO_READIO		0x00000004
723 #define	NFSFLEXFLAG_WRITE_ONEMIRROR	0x00000008
724 
725 /* Enum values for Bind Connection to Session. */
726 #define	NFSCDFC4_FORE		0x1
727 #define	NFSCDFC4_BACK		0x2
728 #define	NFSCDFC4_FORE_OR_BOTH	0x3
729 #define	NFSCDFC4_BACK_OR_BOTH	0x7
730 #define	NFSCDFS4_FORE		0x1
731 #define	NFSCDFS4_BACK		0x2
732 #define	NFSCDFS4_BOTH		0x3
733 
734 /* Enum values for Secinfo_no_name. */
735 #define	NFSSECINFONONAME_CURFH	0
736 #define	NFSSECINFONONAME_PARENT	1
737 
738 #if defined(_KERNEL) || defined(KERNEL)
739 /* Conversion macros */
740 #define	vtonfsv2_mode(t,m) 						\
741 		txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : 	\
742 				MAKEIMODE((t), (m)))
743 #define	vtonfsv34_mode(m)	txdr_unsigned((m) & 07777)
744 #define	nfstov_mode(a)		(fxdr_unsigned(u_int16_t, (a))&07777)
745 #define	vtonfsv2_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
746 		txdr_unsigned(newnfsv2_type[((u_int32_t)(a))]))
747 #define	vtonfsv34_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
748 		txdr_unsigned(nfsv34_type[((u_int32_t)(a))]))
749 #define	nfsv2tov_type(a)	newnv2tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
750 #define	nfsv34tov_type(a)	nv34tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
751 #define	vtonfs_dtype(a)	(((u_int32_t)(a)) >= 9 ? IFTODT(VTTOIF(VNON)) : \
752 			 IFTODT(VTTOIF(a)))
753 
754 /* File types */
755 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5,
756 	NFSOCK=6, NFFIFO=7, NFATTRDIR=8, NFNAMEDATTR=9 } nfstype;
757 
758 /* Structs for common parts of the rpc's */
759 
760 struct nfsv2_time {
761 	u_int32_t nfsv2_sec;
762 	u_int32_t nfsv2_usec;
763 };
764 typedef struct nfsv2_time	nfstime2;
765 
766 struct nfsv3_time {
767 	u_int32_t nfsv3_sec;
768 	u_int32_t nfsv3_nsec;
769 };
770 typedef struct nfsv3_time	nfstime3;
771 
772 struct nfsv4_time {
773 	u_int32_t nfsv4_highsec;
774 	u_int32_t nfsv4_sec;
775 	u_int32_t nfsv4_nsec;
776 };
777 typedef struct nfsv4_time	nfstime4;
778 
779 /*
780  * Quads are defined as arrays of 2 longs to ensure dense packing for the
781  * protocol and to facilitate xdr conversion.
782  */
783 struct nfs_uquad {
784 	u_int32_t nfsuquad[2];
785 };
786 typedef	struct nfs_uquad	nfsuint64;
787 
788 /*
789  * Used to convert between two u_longs and a u_quad_t.
790  */
791 union nfs_quadconvert {
792 	u_int32_t lval[2];
793 	u_quad_t  qval;
794 };
795 typedef union nfs_quadconvert	nfsquad_t;
796 
797 /*
798  * NFS Version 3 special file number.
799  */
800 struct nfsv3_spec {
801 	u_int32_t specdata1;
802 	u_int32_t specdata2;
803 };
804 typedef	struct nfsv3_spec	nfsv3spec;
805 
806 /*
807  * File attributes and setable attributes. These structures cover both
808  * NFS version 2 and the version 3 protocol. Note that the union is only
809  * used so that one pointer can refer to both variants. These structures
810  * go out on the wire and must be densely packed, so no quad data types
811  * are used. (all fields are longs or u_longs or structures of same)
812  * NB: You can't do sizeof(struct nfs_fattr), you must use the
813  *     NFSX_FATTR(v3) macro.
814  */
815 struct nfs_fattr {
816 	u_int32_t fa_type;
817 	u_int32_t fa_mode;
818 	u_int32_t fa_nlink;
819 	u_int32_t fa_uid;
820 	u_int32_t fa_gid;
821 	union {
822 		struct {
823 			u_int32_t nfsv2fa_size;
824 			u_int32_t nfsv2fa_blocksize;
825 			u_int32_t nfsv2fa_rdev;
826 			u_int32_t nfsv2fa_blocks;
827 			u_int32_t nfsv2fa_fsid;
828 			u_int32_t nfsv2fa_fileid;
829 			nfstime2  nfsv2fa_atime;
830 			nfstime2  nfsv2fa_mtime;
831 			nfstime2  nfsv2fa_ctime;
832 		} fa_nfsv2;
833 		struct {
834 			nfsuint64 nfsv3fa_size;
835 			nfsuint64 nfsv3fa_used;
836 			nfsv3spec nfsv3fa_rdev;
837 			nfsuint64 nfsv3fa_fsid;
838 			nfsuint64 nfsv3fa_fileid;
839 			nfstime3  nfsv3fa_atime;
840 			nfstime3  nfsv3fa_mtime;
841 			nfstime3  nfsv3fa_ctime;
842 		} fa_nfsv3;
843 	} fa_un;
844 };
845 
846 /* and some ugly defines for accessing union components */
847 #define	fa2_size		fa_un.fa_nfsv2.nfsv2fa_size
848 #define	fa2_blocksize		fa_un.fa_nfsv2.nfsv2fa_blocksize
849 #define	fa2_rdev		fa_un.fa_nfsv2.nfsv2fa_rdev
850 #define	fa2_blocks		fa_un.fa_nfsv2.nfsv2fa_blocks
851 #define	fa2_fsid		fa_un.fa_nfsv2.nfsv2fa_fsid
852 #define	fa2_fileid		fa_un.fa_nfsv2.nfsv2fa_fileid
853 #define	fa2_atime		fa_un.fa_nfsv2.nfsv2fa_atime
854 #define	fa2_mtime		fa_un.fa_nfsv2.nfsv2fa_mtime
855 #define	fa2_ctime		fa_un.fa_nfsv2.nfsv2fa_ctime
856 #define	fa3_size		fa_un.fa_nfsv3.nfsv3fa_size
857 #define	fa3_used		fa_un.fa_nfsv3.nfsv3fa_used
858 #define	fa3_rdev		fa_un.fa_nfsv3.nfsv3fa_rdev
859 #define	fa3_fsid		fa_un.fa_nfsv3.nfsv3fa_fsid
860 #define	fa3_fileid		fa_un.fa_nfsv3.nfsv3fa_fileid
861 #define	fa3_atime		fa_un.fa_nfsv3.nfsv3fa_atime
862 #define	fa3_mtime		fa_un.fa_nfsv3.nfsv3fa_mtime
863 #define	fa3_ctime		fa_un.fa_nfsv3.nfsv3fa_ctime
864 
865 #define	NFS_LINK_MAX	UINT32_MAX
866 
867 struct nfsv2_sattr {
868 	u_int32_t sa_mode;
869 	u_int32_t sa_uid;
870 	u_int32_t sa_gid;
871 	u_int32_t sa_size;
872 	nfstime2  sa_atime;
873 	nfstime2  sa_mtime;
874 };
875 
876 /*
877  * NFS Version 3 sattr structure for the new node creation case.
878  */
879 struct nfsv3_sattr {
880 	u_int32_t sa_modetrue;
881 	u_int32_t sa_mode;
882 	u_int32_t sa_uidfalse;
883 	u_int32_t sa_gidfalse;
884 	u_int32_t sa_sizefalse;
885 	u_int32_t sa_atimetype;
886 	nfstime3  sa_atime;
887 	u_int32_t sa_mtimetype;
888 	nfstime3  sa_mtime;
889 };
890 
891 /*
892  * IO Advise hint bits for NFSv4.2.
893  * Since these go on the wire as a bitmap, the NFSATTRBIT macros are
894  * used to manipulate these bits.
895  */
896 #define	NFSV4IOHINT_NORMAL		0
897 #define	NFSV4IOHINT_SEQUENTIAL		1
898 #define	NFSV4IOHINT_SEQUENTIALBACK	2
899 #define	NFSV4IOHINT_RANDOM		3
900 #define	NFSV4IOHINT_WILLNEED		4
901 #define	NFSV4IOHINT_WILLNEEDOPTUN	5
902 #define	NFSV4IOHINT_DONTNEED		6
903 #define	NFSV4IOHINT_NOREUSE		7
904 #define	NFSV4IOHINT_READ		8
905 #define	NFSV4IOHINT_WRITE		9
906 #define	NFSV4IOHINT_INITPROXIMITY	10
907 
908 #endif	/* _KERNEL */
909 
910 /*
911  * The attribute bits used for V4.
912  * NFSATTRBIT_xxx defines the attribute# (and its bit position)
913  * NFSATTRBM_xxx is a 32bit mask with the correct bit set within the
914  *	appropriate 32bit word.
915  * NFSATTRBIT_MAX is one greater than the largest NFSATTRBIT_xxx
916  */
917 #define	NFSATTRBIT_SUPPORTEDATTRS	0
918 #define	NFSATTRBIT_TYPE			1
919 #define	NFSATTRBIT_FHEXPIRETYPE		2
920 #define	NFSATTRBIT_CHANGE		3
921 #define	NFSATTRBIT_SIZE			4
922 #define	NFSATTRBIT_LINKSUPPORT		5
923 #define	NFSATTRBIT_SYMLINKSUPPORT	6
924 #define	NFSATTRBIT_NAMEDATTR		7
925 #define	NFSATTRBIT_FSID			8
926 #define	NFSATTRBIT_UNIQUEHANDLES	9
927 #define	NFSATTRBIT_LEASETIME		10
928 #define	NFSATTRBIT_RDATTRERROR		11
929 #define	NFSATTRBIT_ACL			12
930 #define	NFSATTRBIT_ACLSUPPORT		13
931 #define	NFSATTRBIT_ARCHIVE		14
932 #define	NFSATTRBIT_CANSETTIME		15
933 #define	NFSATTRBIT_CASEINSENSITIVE	16
934 #define	NFSATTRBIT_CASEPRESERVING	17
935 #define	NFSATTRBIT_CHOWNRESTRICTED	18
936 #define	NFSATTRBIT_FILEHANDLE		19
937 #define	NFSATTRBIT_FILEID		20
938 #define	NFSATTRBIT_FILESAVAIL		21
939 #define	NFSATTRBIT_FILESFREE		22
940 #define	NFSATTRBIT_FILESTOTAL		23
941 #define	NFSATTRBIT_FSLOCATIONS		24
942 #define	NFSATTRBIT_HIDDEN		25
943 #define	NFSATTRBIT_HOMOGENEOUS		26
944 #define	NFSATTRBIT_MAXFILESIZE		27
945 #define	NFSATTRBIT_MAXLINK		28
946 #define	NFSATTRBIT_MAXNAME		29
947 #define	NFSATTRBIT_MAXREAD		30
948 #define	NFSATTRBIT_MAXWRITE		31
949 #define	NFSATTRBIT_MIMETYPE		32
950 #define	NFSATTRBIT_MODE			33
951 #define	NFSATTRBIT_NOTRUNC		34
952 #define	NFSATTRBIT_NUMLINKS		35
953 #define	NFSATTRBIT_OWNER		36
954 #define	NFSATTRBIT_OWNERGROUP		37
955 #define	NFSATTRBIT_QUOTAHARD		38
956 #define	NFSATTRBIT_QUOTASOFT		39
957 #define	NFSATTRBIT_QUOTAUSED		40
958 #define	NFSATTRBIT_RAWDEV		41
959 #define	NFSATTRBIT_SPACEAVAIL		42
960 #define	NFSATTRBIT_SPACEFREE		43
961 #define	NFSATTRBIT_SPACETOTAL		44
962 #define	NFSATTRBIT_SPACEUSED		45
963 #define	NFSATTRBIT_SYSTEM		46
964 #define	NFSATTRBIT_TIMEACCESS		47
965 #define	NFSATTRBIT_TIMEACCESSSET	48
966 #define	NFSATTRBIT_TIMEBACKUP		49
967 #define	NFSATTRBIT_TIMECREATE		50
968 #define	NFSATTRBIT_TIMEDELTA		51
969 #define	NFSATTRBIT_TIMEMETADATA		52
970 #define	NFSATTRBIT_TIMEMODIFY		53
971 #define	NFSATTRBIT_TIMEMODIFYSET	54
972 #define	NFSATTRBIT_MOUNTEDONFILEID	55
973 #define	NFSATTRBIT_DIRNOTIFDELAY	56
974 #define	NFSATTRBIT_DIRENTNOTIFDELAY	57
975 #define	NFSATTRBIT_DACL			58
976 #define	NFSATTRBIT_SACL			59
977 #define	NFSATTRBIT_CHANGEPOLICY		60
978 #define	NFSATTRBIT_FSSTATUS		61
979 #define	NFSATTRBIT_FSLAYOUTTYPE		62
980 #define	NFSATTRBIT_LAYOUTHINT		63
981 #define	NFSATTRBIT_LAYOUTTYPE		64
982 #define	NFSATTRBIT_LAYOUTBLKSIZE	65
983 #define	NFSATTRBIT_LAYOUTALIGNMENT	66
984 #define	NFSATTRBIT_FSLOCATIONSINFO	67
985 #define	NFSATTRBIT_MDSTHRESHOLD		68
986 #define	NFSATTRBIT_RETENTIONGET		69
987 #define	NFSATTRBIT_RETENTIONSET		70
988 #define	NFSATTRBIT_RETENTEVTGET		71
989 #define	NFSATTRBIT_RETENTEVTSET		72
990 #define	NFSATTRBIT_RETENTIONHOLD	73
991 #define	NFSATTRBIT_MODESETMASKED	74
992 #define	NFSATTRBIT_SUPPATTREXCLCREAT	75
993 #define	NFSATTRBIT_FSCHARSETCAP		76
994 #define	NFSATTRBIT_CLONEBLKSIZE		77
995 #define	NFSATTRBIT_SPACEFREED		78
996 #define	NFSATTRBIT_CHANGEATTRTYPE	79
997 #define	NFSATTRBIT_SECLABEL		80
998 /* Not sure what attribute bit #81 is? */
999 #define	NFSATTRBIT_XATTRSUPPORT		82
1000 
1001 #define	NFSATTRBM_SUPPORTEDATTRS	0x00000001
1002 #define	NFSATTRBM_TYPE			0x00000002
1003 #define	NFSATTRBM_FHEXPIRETYPE		0x00000004
1004 #define	NFSATTRBM_CHANGE		0x00000008
1005 #define	NFSATTRBM_SIZE			0x00000010
1006 #define	NFSATTRBM_LINKSUPPORT		0x00000020
1007 #define	NFSATTRBM_SYMLINKSUPPORT	0x00000040
1008 #define	NFSATTRBM_NAMEDATTR		0x00000080
1009 #define	NFSATTRBM_FSID			0x00000100
1010 #define	NFSATTRBM_UNIQUEHANDLES		0x00000200
1011 #define	NFSATTRBM_LEASETIME		0x00000400
1012 #define	NFSATTRBM_RDATTRERROR		0x00000800
1013 #define	NFSATTRBM_ACL			0x00001000
1014 #define	NFSATTRBM_ACLSUPPORT		0x00002000
1015 #define	NFSATTRBM_ARCHIVE		0x00004000
1016 #define	NFSATTRBM_CANSETTIME		0x00008000
1017 #define	NFSATTRBM_CASEINSENSITIVE	0x00010000
1018 #define	NFSATTRBM_CASEPRESERVING	0x00020000
1019 #define	NFSATTRBM_CHOWNRESTRICTED	0x00040000
1020 #define	NFSATTRBM_FILEHANDLE		0x00080000
1021 #define	NFSATTRBM_FILEID		0x00100000
1022 #define	NFSATTRBM_FILESAVAIL		0x00200000
1023 #define	NFSATTRBM_FILESFREE		0x00400000
1024 #define	NFSATTRBM_FILESTOTAL		0x00800000
1025 #define	NFSATTRBM_FSLOCATIONS		0x01000000
1026 #define	NFSATTRBM_HIDDEN		0x02000000
1027 #define	NFSATTRBM_HOMOGENEOUS		0x04000000
1028 #define	NFSATTRBM_MAXFILESIZE		0x08000000
1029 #define	NFSATTRBM_MAXLINK		0x10000000
1030 #define	NFSATTRBM_MAXNAME		0x20000000
1031 #define	NFSATTRBM_MAXREAD		0x40000000
1032 #define	NFSATTRBM_MAXWRITE		0x80000000
1033 #define	NFSATTRBM_MIMETYPE		0x00000001
1034 #define	NFSATTRBM_MODE			0x00000002
1035 #define	NFSATTRBM_NOTRUNC		0x00000004
1036 #define	NFSATTRBM_NUMLINKS		0x00000008
1037 #define	NFSATTRBM_OWNER			0x00000010
1038 #define	NFSATTRBM_OWNERGROUP		0x00000020
1039 #define	NFSATTRBM_QUOTAHARD		0x00000040
1040 #define	NFSATTRBM_QUOTASOFT		0x00000080
1041 #define	NFSATTRBM_QUOTAUSED		0x00000100
1042 #define	NFSATTRBM_RAWDEV		0x00000200
1043 #define	NFSATTRBM_SPACEAVAIL		0x00000400
1044 #define	NFSATTRBM_SPACEFREE		0x00000800
1045 #define	NFSATTRBM_SPACETOTAL		0x00001000
1046 #define	NFSATTRBM_SPACEUSED		0x00002000
1047 #define	NFSATTRBM_SYSTEM		0x00004000
1048 #define	NFSATTRBM_TIMEACCESS		0x00008000
1049 #define	NFSATTRBM_TIMEACCESSSET		0x00010000
1050 #define	NFSATTRBM_TIMEBACKUP		0x00020000
1051 #define	NFSATTRBM_TIMECREATE		0x00040000
1052 #define	NFSATTRBM_TIMEDELTA		0x00080000
1053 #define	NFSATTRBM_TIMEMETADATA		0x00100000
1054 #define	NFSATTRBM_TIMEMODIFY		0x00200000
1055 #define	NFSATTRBM_TIMEMODIFYSET		0x00400000
1056 #define	NFSATTRBM_MOUNTEDONFILEID	0x00800000
1057 #define	NFSATTRBM_DIRNOTIFDELAY		0x01000000
1058 #define	NFSATTRBM_DIRENTNOTIFDELAY	0x02000000
1059 #define	NFSATTRBM_DACL			0x04000000
1060 #define	NFSATTRBM_SACL			0x08000000
1061 #define	NFSATTRBM_CHANGEPOLICY		0x10000000
1062 #define	NFSATTRBM_FSSTATUS		0x20000000
1063 #define	NFSATTRBM_FSLAYOUTTYPE		0x40000000
1064 #define	NFSATTRBM_LAYOUTHINT		0x80000000
1065 #define	NFSATTRBM_LAYOUTTYPE		0x00000001
1066 #define	NFSATTRBM_LAYOUTBLKSIZE		0x00000002
1067 #define	NFSATTRBM_LAYOUTALIGNMENT	0x00000004
1068 #define	NFSATTRBM_FSLOCATIONSINFO	0x00000008
1069 #define	NFSATTRBM_MDSTHRESHOLD		0x00000010
1070 #define	NFSATTRBM_RETENTIONGET		0x00000020
1071 #define	NFSATTRBM_RETENTIONSET		0x00000040
1072 #define	NFSATTRBM_RETENTEVTGET		0x00000080
1073 #define	NFSATTRBM_RETENTEVTSET		0x00000100
1074 #define	NFSATTRBM_RETENTIONHOLD		0x00000200
1075 #define	NFSATTRBM_MODESETMASKED		0x00000400
1076 #define	NFSATTRBM_SUPPATTREXCLCREAT	0x00000800
1077 #define	NFSATTRBM_FSCHARSETCAP		0x00001000
1078 #define	NFSATTRBM_CLONEBLKSIZE		0x00002000
1079 #define	NFSATTRBM_SPACEFREED		0x00004000
1080 #define	NFSATTRBM_CHANGEATTRTYPE	0x00008000
1081 #define	NFSATTRBM_SECLABEL		0x00010000
1082 /* Not sure what attribute bit#81/0x00020000 is? */
1083 #define	NFSATTRBM_XATTRSUPPORT		0x00040000
1084 
1085 #define	NFSATTRBIT_MAX			83
1086 
1087 /*
1088  * Sets of attributes that are supported, by words in the bitmap.
1089  */
1090 /*
1091  * NFSATTRBIT_SUPPORTED - SUPP0 - bits 0<->31
1092  *			  SUPP1 - bits 32<->63
1093  *			  SUPP2 - bits 64<->95
1094  */
1095 #define	NFSATTRBIT_SUPP0						\
1096  	(NFSATTRBM_SUPPORTEDATTRS |					\
1097  	NFSATTRBM_TYPE |						\
1098  	NFSATTRBM_FHEXPIRETYPE |					\
1099  	NFSATTRBM_CHANGE |						\
1100  	NFSATTRBM_SIZE |						\
1101  	NFSATTRBM_LINKSUPPORT |						\
1102  	NFSATTRBM_SYMLINKSUPPORT |					\
1103  	NFSATTRBM_NAMEDATTR |						\
1104  	NFSATTRBM_FSID |						\
1105  	NFSATTRBM_UNIQUEHANDLES |					\
1106  	NFSATTRBM_LEASETIME |						\
1107  	NFSATTRBM_RDATTRERROR |						\
1108  	NFSATTRBM_ACL |							\
1109  	NFSATTRBM_ACLSUPPORT |						\
1110  	NFSATTRBM_CANSETTIME |						\
1111  	NFSATTRBM_CASEINSENSITIVE |					\
1112  	NFSATTRBM_CASEPRESERVING |					\
1113  	NFSATTRBM_CHOWNRESTRICTED |					\
1114  	NFSATTRBM_FILEHANDLE |						\
1115  	NFSATTRBM_FILEID |						\
1116  	NFSATTRBM_FILESAVAIL |						\
1117  	NFSATTRBM_FILESFREE |						\
1118  	NFSATTRBM_FILESTOTAL |						\
1119 	NFSATTRBM_FSLOCATIONS |						\
1120  	NFSATTRBM_HOMOGENEOUS |						\
1121  	NFSATTRBM_MAXFILESIZE |						\
1122  	NFSATTRBM_MAXLINK |						\
1123  	NFSATTRBM_MAXNAME |						\
1124  	NFSATTRBM_MAXREAD |						\
1125  	NFSATTRBM_MAXWRITE)
1126 
1127 /*
1128  * NFSATTRBIT_S1 - subset of SUPP1 - OR of the following bits:
1129  */
1130 #define	NFSATTRBIT_S1							\
1131  	(NFSATTRBM_MODE |						\
1132  	NFSATTRBM_NOTRUNC |						\
1133  	NFSATTRBM_NUMLINKS |						\
1134  	NFSATTRBM_OWNER |						\
1135  	NFSATTRBM_OWNERGROUP |						\
1136  	NFSATTRBM_RAWDEV |						\
1137  	NFSATTRBM_SPACEAVAIL |						\
1138  	NFSATTRBM_SPACEFREE |						\
1139  	NFSATTRBM_SPACETOTAL |						\
1140  	NFSATTRBM_SPACEUSED |						\
1141  	NFSATTRBM_TIMEACCESS |						\
1142  	NFSATTRBM_TIMECREATE |						\
1143  	NFSATTRBM_TIMEDELTA |						\
1144  	NFSATTRBM_TIMEMETADATA |					\
1145  	NFSATTRBM_TIMEMODIFY |						\
1146  	NFSATTRBM_MOUNTEDONFILEID |					\
1147 	NFSATTRBM_QUOTAHARD |                        			\
1148     	NFSATTRBM_QUOTASOFT |                        			\
1149     	NFSATTRBM_QUOTAUSED |						\
1150 	NFSATTRBM_FSLAYOUTTYPE)
1151 
1152 #ifdef QUOTA
1153 /*
1154  * If QUOTA OR in NFSATTRBIT_QUOTAHARD, NFSATTRBIT_QUOTASOFT and
1155  * NFSATTRBIT_QUOTAUSED.
1156  */
1157 #define	NFSATTRBIT_SUPP1	(NFSATTRBIT_S1 |			\
1158 				NFSATTRBM_QUOTAHARD |			\
1159 				NFSATTRBM_QUOTASOFT |			\
1160 				NFSATTRBM_QUOTAUSED)
1161 #else
1162 #define	NFSATTRBIT_SUPP1	NFSATTRBIT_S1
1163 #endif
1164 
1165 #define	NFSATTRBIT_SUPP2						\
1166 	(NFSATTRBM_LAYOUTTYPE |						\
1167 	NFSATTRBM_LAYOUTBLKSIZE |					\
1168 	NFSATTRBM_LAYOUTALIGNMENT |					\
1169 	NFSATTRBM_SUPPATTREXCLCREAT |					\
1170 	NFSATTRBM_XATTRSUPPORT)
1171 
1172 /*
1173  * These are the set only attributes.
1174  */
1175 #define	NFSATTRBIT_SUPPSETONLY1	 (NFSATTRBM_TIMEACCESSSET |		\
1176 				 NFSATTRBM_TIMEMODIFYSET)
1177 #define	NFSATTRBIT_SUPPSETONLY2	(NFSATTRBM_MODESETMASKED)
1178 
1179 /*
1180  * NFSATTRBIT_SETABLE - SETABLE0 - bits 0<->31
1181  *			SETABLE1 - bits 32<->63
1182  *			SETABLE2 - bits 64<->95
1183  */
1184 #define	NFSATTRBIT_SETABLE0						\
1185 	(NFSATTRBM_SIZE |						\
1186 	NFSATTRBM_ACL)
1187 #define	NFSATTRBIT_SETABLE1						\
1188  	(NFSATTRBM_MODE |						\
1189  	NFSATTRBM_OWNER |						\
1190  	NFSATTRBM_OWNERGROUP |						\
1191  	NFSATTRBM_TIMECREATE |					\
1192  	NFSATTRBM_TIMEACCESSSET |					\
1193  	NFSATTRBM_TIMEMODIFYSET)
1194 #define	NFSATTRBIT_SETABLE2						\
1195 	(NFSATTRBM_MODESETMASKED)
1196 
1197 /*
1198  * NFSATTRBIT_NFSV41 - Attributes only supported by NFSv4.1.
1199  */
1200 #define	NFSATTRBIT_NFSV41_1						\
1201 	(NFSATTRBM_FSLAYOUTTYPE)
1202 #define	NFSATTRBIT_NFSV41_2						\
1203 	(NFSATTRBM_LAYOUTTYPE |						\
1204 	NFSATTRBM_LAYOUTBLKSIZE |					\
1205 	NFSATTRBM_LAYOUTALIGNMENT |					\
1206 	NFSATTRBM_MODESETMASKED |					\
1207 	NFSATTRBM_SUPPATTREXCLCREAT)
1208 
1209 /*
1210  * NFSATTRBIT_NFSV42 - Attributes only supported by NFSv4.2.
1211  */
1212 #define	NFSATTRBIT_NFSV42_2	NFSATTRBM_XATTRSUPPORT
1213 
1214 /*
1215  * Set of attributes that the getattr vnode op needs.
1216  * OR of the following bits.
1217  * NFSATTRBIT_GETATTR0 - bits 0<->31
1218  */
1219 #define	NFSATTRBIT_GETATTR0						\
1220  	(NFSATTRBM_SUPPORTEDATTRS |					\
1221  	NFSATTRBM_TYPE |						\
1222  	NFSATTRBM_CHANGE |						\
1223  	NFSATTRBM_SIZE |						\
1224  	NFSATTRBM_FSID |						\
1225  	NFSATTRBM_FILEID |						\
1226  	NFSATTRBM_MAXREAD)
1227 
1228 /*
1229  * NFSATTRBIT_GETATTR1 - bits 32<->63
1230  */
1231 #define	NFSATTRBIT_GETATTR1						\
1232  	(NFSATTRBM_MODE |						\
1233  	NFSATTRBM_NUMLINKS |						\
1234  	NFSATTRBM_OWNER |						\
1235  	NFSATTRBM_OWNERGROUP |						\
1236  	NFSATTRBM_RAWDEV |						\
1237  	NFSATTRBM_SPACEUSED |						\
1238  	NFSATTRBM_TIMEACCESS |						\
1239 	NFSATTRBM_TIMECREATE |						\
1240  	NFSATTRBM_TIMEMETADATA |					\
1241  	NFSATTRBM_TIMEMODIFY)
1242 
1243 /*
1244  * NFSATTRBIT_GETATTR2 - bits 64<->95
1245  */
1246 #define	NFSATTRBIT_GETATTR2		0
1247 
1248 /*
1249  * Subset of the above that the Write RPC gets.
1250  * OR of the following bits.
1251  * NFSATTRBIT_WRITEGETATTR0 - bits 0<->31
1252  */
1253 #define	NFSATTRBIT_WRITEGETATTR0					\
1254  	(NFSATTRBM_SUPPORTEDATTRS |					\
1255  	NFSATTRBM_TYPE |						\
1256  	NFSATTRBM_CHANGE |						\
1257  	NFSATTRBM_SIZE |						\
1258  	NFSATTRBM_FSID |						\
1259  	NFSATTRBM_FILEID |						\
1260  	NFSATTRBM_MAXREAD)
1261 
1262 /*
1263  * NFSATTRBIT_WRITEGETATTR1 - bits 32<->63
1264  */
1265 #define	NFSATTRBIT_WRITEGETATTR1					\
1266  	(NFSATTRBM_MODE |						\
1267  	NFSATTRBM_NUMLINKS |						\
1268  	NFSATTRBM_RAWDEV |						\
1269  	NFSATTRBM_SPACEUSED |						\
1270  	NFSATTRBM_TIMEACCESS |						\
1271 	NFSATTRBM_TIMECREATE |						\
1272  	NFSATTRBM_TIMEMETADATA |					\
1273  	NFSATTRBM_TIMEMODIFY)
1274 
1275 /*
1276  * NFSATTRBIT_WRITEGETATTR2 - bits 64<->95
1277  */
1278 #define	NFSATTRBIT_WRITEGETATTR2	0
1279 
1280 /*
1281  * Set of attributes that the wccattr operation op needs.
1282  * OR of the following bits.
1283  * NFSATTRBIT_WCCATTR0 - bits 0<->31
1284  */
1285 #define	NFSATTRBIT_WCCATTR0	0
1286 
1287 /*
1288  * NFSATTRBIT_WCCATTR1 - bits 32<->63
1289  */
1290 #define	NFSATTRBIT_WCCATTR1						\
1291  	(NFSATTRBM_TIMEMODIFY)
1292 
1293 /*
1294  * NFSATTRBIT_WCCATTR2 - bits 64<->95
1295  */
1296 #define	NFSATTRBIT_WCCATTR2		0
1297 
1298 /*
1299  * NFSATTRBIT_CBGETATTR0 - bits 0<->31
1300  */
1301 #define	NFSATTRBIT_CBGETATTR0	(NFSATTRBM_CHANGE | NFSATTRBM_SIZE)
1302 
1303 /*
1304  * NFSATTRBIT_CBGETATTR1 - bits 32<->63
1305  */
1306 #define	NFSATTRBIT_CBGETATTR1		0x0
1307 
1308 /*
1309  * NFSATTRBIT_CBGETATTR2 - bits 64<->95
1310  */
1311 #define	NFSATTRBIT_CBGETATTR2		0x0
1312 
1313 /*
1314  * Sets of attributes that require a VFS_STATFS() call to get the
1315  * values of.
1316  * NFSATTRBIT_STATFS0 - bits 0<->31
1317  */
1318 #define	NFSATTRBIT_STATFS0						\
1319 	(NFSATTRBM_LINKSUPPORT |					\
1320 	NFSATTRBM_SYMLINKSUPPORT |					\
1321 	NFSATTRBM_CANSETTIME |						\
1322  	NFSATTRBM_FILESAVAIL |						\
1323  	NFSATTRBM_FILESFREE |						\
1324  	NFSATTRBM_FILESTOTAL |						\
1325  	NFSATTRBM_HOMOGENEOUS |						\
1326  	NFSATTRBM_MAXFILESIZE |						\
1327 	NFSATTRBM_MAXNAME |						\
1328 	NFSATTRBM_MAXREAD |						\
1329 	NFSATTRBM_MAXWRITE)
1330 
1331 /*
1332  * NFSATTRBIT_STATFS1 - bits 32<->63
1333  */
1334 #define	NFSATTRBIT_STATFS1						\
1335  	(NFSATTRBM_QUOTAHARD |						\
1336  	NFSATTRBM_QUOTASOFT |						\
1337  	NFSATTRBM_QUOTAUSED |						\
1338  	NFSATTRBM_SPACEAVAIL |						\
1339  	NFSATTRBM_SPACEFREE |						\
1340  	NFSATTRBM_SPACETOTAL |						\
1341  	NFSATTRBM_SPACEUSED |						\
1342 	NFSATTRBM_TIMEDELTA)
1343 
1344 /*
1345  * NFSATTRBIT_STATFS2 - bits 64<->95
1346  */
1347 #define	NFSATTRBIT_STATFS2		0
1348 
1349 /*
1350  * These are the bits that are needed by the nfs_statfs() call.
1351  * (The regular getattr bits are or'd in so the vnode gets the correct
1352  *  type, etc.)
1353  * NFSGETATTRBIT_STATFS0 - bits 0<->31
1354  */
1355 #define	NFSGETATTRBIT_STATFS0	(NFSATTRBIT_GETATTR0 |			\
1356 				NFSATTRBM_LINKSUPPORT |			\
1357 				NFSATTRBM_SYMLINKSUPPORT |		\
1358 				NFSATTRBM_CANSETTIME |			\
1359 				NFSATTRBM_FILESFREE |			\
1360 				NFSATTRBM_FILESTOTAL |			\
1361 				NFSATTRBM_HOMOGENEOUS |			\
1362 				NFSATTRBM_MAXFILESIZE |			\
1363 				NFSATTRBM_MAXNAME |			\
1364 				NFSATTRBM_MAXREAD |			\
1365 				NFSATTRBM_MAXWRITE)
1366 
1367 /*
1368  * NFSGETATTRBIT_STATFS1 - bits 32<->63
1369  */
1370 #define	NFSGETATTRBIT_STATFS1	(NFSATTRBIT_GETATTR1 |			\
1371 				NFSATTRBM_SPACEAVAIL |			\
1372 				NFSATTRBM_SPACEFREE |			\
1373 				NFSATTRBM_SPACETOTAL |			\
1374 				NFSATTRBM_TIMEDELTA)
1375 
1376 /*
1377  * NFSGETATTRBIT_STATFS2 - bits 64<->95
1378  */
1379 #define	NFSGETATTRBIT_STATFS2		0
1380 
1381 /*
1382  * Set of attributes for the equivalent of an nfsv3 pathconf rpc.
1383  * NFSGETATTRBIT_PATHCONF0 - bits 0<->31
1384  */
1385 #define	NFSGETATTRBIT_PATHCONF0	(NFSATTRBIT_GETATTR0 |			\
1386 			 	NFSATTRBM_CASEINSENSITIVE |		\
1387 			 	NFSATTRBM_CASEPRESERVING |		\
1388 			 	NFSATTRBM_CHOWNRESTRICTED |		\
1389 			 	NFSATTRBM_MAXLINK |			\
1390 			 	NFSATTRBM_MAXNAME)
1391 
1392 /*
1393  * NFSGETATTRBIT_PATHCONF1 - bits 32<->63
1394  */
1395 #define	NFSGETATTRBIT_PATHCONF1	(NFSATTRBIT_GETATTR1 |			\
1396 				NFSATTRBM_NOTRUNC)
1397 
1398 /*
1399  * NFSGETATTRBIT_PATHCONF2 - bits 64<->95
1400  */
1401 #define	NFSGETATTRBIT_PATHCONF2		0
1402 
1403 /*
1404  * Sets of attributes required by readdir and readdirplus.
1405  * NFSATTRBIT_READDIRPLUS0	(NFSATTRBIT_GETATTR0 | NFSATTRBIT_FILEHANDLE |
1406  *				 NFSATTRBIT_RDATTRERROR)
1407  */
1408 #define	NFSATTRBIT_READDIRPLUS0	(NFSATTRBIT_GETATTR0 | NFSATTRBM_FILEHANDLE | \
1409 				NFSATTRBM_RDATTRERROR)
1410 #define	NFSATTRBIT_READDIRPLUS1	NFSATTRBIT_GETATTR1
1411 #define	NFSATTRBIT_READDIRPLUS2		0
1412 
1413 /*
1414  * Set of attributes supported by Referral vnodes.
1415  */
1416 #define	NFSATTRBIT_REFERRAL0	(NFSATTRBM_TYPE | NFSATTRBM_FSID |	\
1417 	NFSATTRBM_RDATTRERROR | NFSATTRBM_FSLOCATIONS)
1418 #define	NFSATTRBIT_REFERRAL1	NFSATTRBM_MOUNTEDONFILEID
1419 #define	NFSATTRBIT_REFERRAL2		0
1420 
1421 /*
1422  * Structure for data handled by the statfs rpc. Since some fields are
1423  * u_int64_t, this cannot be used for copying data on/off the wire, due
1424  * to alignment concerns.
1425  */
1426 struct nfsstatfs {
1427 	union {
1428 		struct {
1429 			u_int32_t nfsv2sf_tsize;
1430 			u_int32_t nfsv2sf_bsize;
1431 			u_int32_t nfsv2sf_blocks;
1432 			u_int32_t nfsv2sf_bfree;
1433 			u_int32_t nfsv2sf_bavail;
1434 		} sf_nfsv2;
1435 		struct {
1436 			u_int64_t nfsv3sf_tbytes;
1437 			u_int64_t nfsv3sf_fbytes;
1438 			u_int64_t nfsv3sf_abytes;
1439 			u_int64_t nfsv3sf_tfiles;
1440 			u_int64_t nfsv3sf_ffiles;
1441 			u_int64_t nfsv3sf_afiles;
1442 			u_int32_t nfsv3sf_invarsec;
1443 		} sf_nfsv3;
1444 	} sf_un;
1445 };
1446 
1447 #define	sf_tsize	sf_un.sf_nfsv2.nfsv2sf_tsize
1448 #define	sf_bsize	sf_un.sf_nfsv2.nfsv2sf_bsize
1449 #define	sf_blocks	sf_un.sf_nfsv2.nfsv2sf_blocks
1450 #define	sf_bfree	sf_un.sf_nfsv2.nfsv2sf_bfree
1451 #define	sf_bavail	sf_un.sf_nfsv2.nfsv2sf_bavail
1452 #define	sf_tbytes	sf_un.sf_nfsv3.nfsv3sf_tbytes
1453 #define	sf_fbytes	sf_un.sf_nfsv3.nfsv3sf_fbytes
1454 #define	sf_abytes	sf_un.sf_nfsv3.nfsv3sf_abytes
1455 #define	sf_tfiles	sf_un.sf_nfsv3.nfsv3sf_tfiles
1456 #define	sf_ffiles	sf_un.sf_nfsv3.nfsv3sf_ffiles
1457 #define	sf_afiles	sf_un.sf_nfsv3.nfsv3sf_afiles
1458 #define	sf_invarsec	sf_un.sf_nfsv3.nfsv3sf_invarsec
1459 
1460 /*
1461  * Now defined using u_int64_t for the 64 bit field(s).
1462  * (Cannot be used to move data on/off the wire, due to alignment concerns.)
1463  */
1464 struct nfsfsinfo {
1465 	u_int32_t fs_rtmax;
1466 	u_int32_t fs_rtpref;
1467 	u_int32_t fs_rtmult;
1468 	u_int32_t fs_wtmax;
1469 	u_int32_t fs_wtpref;
1470 	u_int32_t fs_wtmult;
1471 	u_int32_t fs_dtpref;
1472 	u_int64_t fs_maxfilesize;
1473 	struct timespec fs_timedelta;
1474 	u_int32_t fs_properties;
1475 };
1476 
1477 /*
1478  * Bits for fs_properties
1479  */
1480 #define	NFSV3_FSFLINK		0x1
1481 #define	NFSV3_FSFSYMLINK	0x2
1482 #define	NFSV3_FSFHOMOGENEOUS	0x4
1483 #define	NFSV3_FSFCANSETTIME	0x8
1484 
1485 /*
1486  * Yikes, overload fs_rtmult as fs_maxname for V4.
1487  */
1488 #define	fs_maxname	fs_rtmult
1489 
1490 struct nfsv3_pathconf {
1491 	u_int32_t pc_linkmax;
1492 	u_int32_t pc_namemax;
1493 	u_int32_t pc_notrunc;
1494 	u_int32_t pc_chownrestricted;
1495 	u_int32_t pc_caseinsensitive;
1496 	u_int32_t pc_casepreserving;
1497 };
1498 
1499 /*
1500  * NFS V4 data structures.
1501  */
1502 struct nfsv4stateid {
1503 	u_int32_t	seqid;
1504 	u_int32_t	other[NFSX_STATEIDOTHER / NFSX_UNSIGNED];
1505 };
1506 typedef struct nfsv4stateid nfsv4stateid_t;
1507 
1508 /* Notify bits and notify bitmap size. */
1509 #define	NFSV4NOTIFY_CHANGE	1
1510 #define	NFSV4NOTIFY_DELETE	2
1511 #define	NFSV4_NOTIFYBITMAP	1	/* # of 32bit values needed for bits */
1512 
1513 /* Layoutreturn kinds. */
1514 #define	NFSV4LAYOUTRET_FILE	1
1515 #define	NFSV4LAYOUTRET_FSID	2
1516 #define	NFSV4LAYOUTRET_ALL	3
1517 
1518 /* Seek Contents. */
1519 #define	NFSV4CONTENT_DATA	0
1520 #define	NFSV4CONTENT_HOLE	1
1521 
1522 /* Options for Set Extended attribute (RFC-8276). */
1523 #define	NFSV4SXATTR_EITHER	0
1524 #define	NFSV4SXATTR_CREATE	1
1525 #define	NFSV4SXATTR_REPLACE	2
1526 
1527 #endif	/* _NFS_NFSPROTO_H_ */
1528