xref: /freebsd/sys/fs/nfs/nfsproto.h (revision 3cbb4cc200f8a0ad7ed08233425ea54524a21f1c)
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_MAXPACKET	(NFS_SRVMAXIO + NFS_MAXXDR)
77 #define	NFS_MINPACKET	20
78 #define	NFS_FABLKSIZE	512	/* Size in bytes of a block wrt fa_blocks */
79 #define	NFSV4_MINORVERSION	0	/* V4 Minor version */
80 #define	NFSV41_MINORVERSION	1	/* V4 Minor version */
81 #define	NFSV42_MINORVERSION	2	/* V4 Minor version */
82 #define	NFSV4_CBVERS		1	/* V4 CB Version */
83 #define	NFSV41_CBVERS		4	/* V4.1 CB Version */
84 #define	NFSV4_SMALLSTR	50		/* Strings small enough for stack */
85 
86 /*
87  * This value isn't a fixed value in the RFCs.
88  * It is the maximum data size supported by NFSv3 or NFSv4 over TCP for
89  * the server.  It should be set to the I/O size preferred by ZFS or
90  * MAXBSIZE, whichever is greater.
91  * ZFS currently prefers 128K.
92  * It used to be called NFS_MAXDATA, but has been renamed to clarify that
93  * it refers to server side only and doesn't conflict with the NFS_MAXDATA
94  * defined in rpcsvc/nfs_prot.h for userland.
95  */
96 #define	NFS_SRVMAXIO	(128 * 1024)
97 
98 /* Stat numbers for rpc returns (version 2, 3 and 4) */
99 /*
100  * These numbers are hard-wired in the RFCs, so they can't be changed.
101  * The code currently assumes that the ones < 10000 are the same as
102  * sys/errno.h and that sys/errno.h will never go as high as 10000.
103  * If the value in sys/errno.h of any entry listed below is changed,
104  * the NFS code must be modified to do the mapping between them.
105  * (You can ignore NFSERR_WFLUSH, since it is never actually used.)
106  */
107 #define	NFSERR_OK		0
108 #define	NFSERR_PERM		1
109 #define	NFSERR_NOENT		2
110 #define	NFSERR_IO		5
111 #define	NFSERR_NXIO		6
112 #define	NFSERR_ACCES		13
113 #define	NFSERR_EXIST		17
114 #define	NFSERR_XDEV		18	/* Version 3, 4 only */
115 #define	NFSERR_NODEV		19
116 #define	NFSERR_NOTDIR		20
117 #define	NFSERR_ISDIR		21
118 #define	NFSERR_INVAL		22	/* Version 3, 4 only */
119 #define	NFSERR_FBIG		27
120 #define	NFSERR_NOSPC		28
121 #define	NFSERR_ROFS		30
122 #define	NFSERR_MLINK		31	/* Version 3, 4 only */
123 #define	NFSERR_NAMETOL		63
124 #define	NFSERR_NOTEMPTY		66
125 #define	NFSERR_DQUOT		69
126 #define	NFSERR_STALE		70
127 #define	NFSERR_REMOTE		71	/* Version 3 only */
128 #define	NFSERR_WFLUSH		99	/* Version 2 only */
129 #define	NFSERR_BADHANDLE	10001	/* These are Version 3, 4 only */
130 #define	NFSERR_NOT_SYNC		10002	/* Version 3 Only */
131 #define	NFSERR_BAD_COOKIE	10003
132 #define	NFSERR_NOTSUPP		10004
133 #define	NFSERR_TOOSMALL		10005
134 #define	NFSERR_SERVERFAULT	10006
135 #define	NFSERR_BADTYPE		10007
136 #define	NFSERR_DELAY		10008	/* Called NFSERR_JUKEBOX for V3 */
137 #define	NFSERR_SAME		10009	/* These are Version 4 only */
138 #define	NFSERR_DENIED		10010
139 #define	NFSERR_EXPIRED		10011
140 #define	NFSERR_LOCKED		10012
141 #define	NFSERR_GRACE		10013
142 #define	NFSERR_FHEXPIRED	10014
143 #define	NFSERR_SHAREDENIED	10015
144 #define	NFSERR_WRONGSEC		10016
145 #define	NFSERR_CLIDINUSE	10017
146 #define	NFSERR_RESOURCE		10018
147 #define	NFSERR_MOVED		10019
148 #define	NFSERR_NOFILEHANDLE	10020
149 #define	NFSERR_MINORVERMISMATCH	10021
150 #define	NFSERR_STALECLIENTID	10022
151 #define	NFSERR_STALESTATEID	10023
152 #define	NFSERR_OLDSTATEID	10024
153 #define	NFSERR_BADSTATEID	10025
154 #define	NFSERR_BADSEQID		10026
155 #define	NFSERR_NOTSAME		10027
156 #define	NFSERR_LOCKRANGE	10028
157 #define	NFSERR_SYMLINK		10029
158 #define	NFSERR_RESTOREFH	10030
159 #define	NFSERR_LEASEMOVED	10031
160 #define	NFSERR_ATTRNOTSUPP	10032
161 #define	NFSERR_NOGRACE		10033
162 #define	NFSERR_RECLAIMBAD	10034
163 #define	NFSERR_RECLAIMCONFLICT	10035
164 #define	NFSERR_BADXDR		10036
165 #define	NFSERR_LOCKSHELD	10037
166 #define	NFSERR_OPENMODE		10038
167 #define	NFSERR_BADOWNER		10039
168 #define	NFSERR_BADCHAR		10040
169 #define	NFSERR_BADNAME		10041
170 #define	NFSERR_BADRANGE		10042
171 #define	NFSERR_LOCKNOTSUPP	10043
172 #define	NFSERR_OPILLEGAL	10044
173 #define	NFSERR_DEADLOCK		10045
174 #define	NFSERR_FILEOPEN		10046
175 #define	NFSERR_ADMINREVOKED	10047
176 #define	NFSERR_CBPATHDOWN	10048
177 
178 /* NFSv4.1 specific errors. */
179 #define	NFSERR_BADIOMODE	10049
180 #define	NFSERR_BADLAYOUT	10050
181 #define	NFSERR_BADSESSIONDIGEST	10051
182 #define	NFSERR_BADSESSION	10052
183 #define	NFSERR_BADSLOT		10053
184 #define	NFSERR_COMPLETEALREADY	10054
185 #define	NFSERR_NOTBNDTOSESS	10055
186 #define	NFSERR_DELEGALREADYWANT	10056
187 #define	NFSERR_BACKCHANBUSY	10057
188 #define	NFSERR_LAYOUTTRYLATER	10058
189 #define	NFSERR_LAYOUTUNAVAIL	10059
190 #define	NFSERR_NOMATCHLAYOUT	10060
191 #define	NFSERR_RECALLCONFLICT	10061
192 #define	NFSERR_UNKNLAYOUTTYPE	10062
193 #define	NFSERR_SEQMISORDERED	10063
194 #define	NFSERR_SEQUENCEPOS	10064
195 #define	NFSERR_REQTOOBIG	10065
196 #define	NFSERR_REPTOOBIG	10066
197 #define	NFSERR_REPTOOBIGTOCACHE	10067
198 #define	NFSERR_RETRYUNCACHEDREP	10068
199 #define	NFSERR_UNSAFECOMPOUND	10069
200 #define	NFSERR_TOOMANYOPS	10070
201 #define	NFSERR_OPNOTINSESS	10071
202 #define	NFSERR_HASHALGUNSUPP	10072
203 #define	NFSERR_CLIENTIDBUSY	10074
204 #define	NFSERR_PNFSIOHOLE	10075
205 #define	NFSERR_SEQFALSERETRY	10076
206 #define	NFSERR_BADHIGHSLOT	10077
207 #define	NFSERR_DEADSESSION	10078
208 #define	NFSERR_ENCRALGUNSUPP	10079
209 #define	NFSERR_PNFSNOLAYOUT	10080
210 #define	NFSERR_NOTONLYOP	10081
211 #define	NFSERR_WRONGCRED	10082
212 #define	NFSERR_WRONGTYPE	10083
213 #define	NFSERR_DIRDELEGUNAVAIL	10084
214 #define	NFSERR_REJECTDELEG	10085
215 #define	NFSERR_RETURNCONFLICT	10086
216 #define	NFSERR_DELEGREVOKED	10087
217 
218 /* NFSv4.2 specific errors. */
219 #define	NFSERR_PARTNERNOTSUPP	10088
220 #define	NFSERR_PARTNERNOAUTH	10089
221 #define	NFSERR_UNIONNOTSUPP	10090
222 #define	NFSERR_OFFLOADDENIED	10091
223 #define	NFSERR_WRONGLFS		10092
224 #define	NFSERR_BADLABEL		10093
225 #define	NFSERR_OFFLOADNOREQS	10094
226 
227 /* NFSv4.2 Extended Attribute errors. */
228 #define	NFSERR_NOXATTR		10095
229 #define	NFSERR_XATTR2BIG	10096
230 
231 /* Maximum value of all the NFS error values. */
232 #define	NFSERR_MAXERRVAL	NFSERR_XATTR2BIG
233 
234 #define	NFSERR_STALEWRITEVERF	30001	/* Fake return for nfs_commit() */
235 #define	NFSERR_DONTREPLY	30003	/* Don't process request */
236 #define	NFSERR_RETVOID		30004	/* Return void, not error */
237 #define	NFSERR_REPLYFROMCACHE	30005	/* Reply from recent request cache */
238 #define	NFSERR_STALEDONTRECOVER	30006	/* Don't initiate recovery */
239 
240 #define	NFSERR_RPCERR		0x40000000 /* Mark an RPC layer error */
241 #define	NFSERR_AUTHERR		0x80000000 /* Mark an authentication error */
242 
243 #define	NFSERR_RPCMISMATCH	(NFSERR_RPCERR | RPC_MISMATCH)
244 #define	NFSERR_PROGUNAVAIL	(NFSERR_RPCERR | RPC_PROGUNAVAIL)
245 #define	NFSERR_PROGMISMATCH	(NFSERR_RPCERR | RPC_PROGMISMATCH)
246 #define	NFSERR_PROGNOTV4	(NFSERR_RPCERR | 0xffff)
247 #define	NFSERR_PROCUNAVAIL	(NFSERR_RPCERR | RPC_PROCUNAVAIL)
248 #define	NFSERR_GARBAGE		(NFSERR_RPCERR | RPC_GARBAGE)
249 
250 /* Sizes in bytes of various nfs rpc components */
251 #define	NFSX_UNSIGNED	4
252 #define	NFSX_HYPER	(2 * NFSX_UNSIGNED)
253 
254 /* specific to NFS Version 2 */
255 #define	NFSX_V2FH	32
256 #define	NFSX_V2FATTR	68
257 #define	NFSX_V2SATTR	32
258 #define	NFSX_V2COOKIE	4
259 #define	NFSX_V2STATFS	20
260 
261 /* specific to NFS Version 3 */
262 #define	NFSX_V3FHMAX		64	/* max. allowed by protocol */
263 #define	NFSX_V3FATTR		84
264 #define	NFSX_V3SATTR		60	/* max. all fields filled in */
265 #define	NFSX_V3SRVSATTR		(sizeof (struct nfsv3_sattr))
266 #define	NFSX_V3POSTOPATTR	(NFSX_V3FATTR + NFSX_UNSIGNED)
267 #define	NFSX_V3WCCDATA		(NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED)
268 #define	NFSX_V3STATFS		52
269 #define	NFSX_V3FSINFO		48
270 #define	NFSX_V3PATHCONF		24
271 
272 /* specific to NFS Version 4 */
273 #define	NFSX_V4FHMAX		128
274 #define	NFSX_V4FSID		(2 * NFSX_HYPER)
275 #define	NFSX_V4SPECDATA		(2 * NFSX_UNSIGNED)
276 #define	NFSX_V4TIME		(NFSX_HYPER + NFSX_UNSIGNED)
277 #define	NFSX_V4SETTIME		(NFSX_UNSIGNED + NFSX_V4TIME)
278 #define	NFSX_V4SESSIONID	16
279 #define	NFSX_V4DEVICEID		16
280 #define	NFSX_V4PNFSFH		(sizeof(fhandle_t) + 1)
281 #define	NFSX_V4FILELAYOUT	(4 * NFSX_UNSIGNED + NFSX_V4DEVICEID +	\
282 				 NFSX_HYPER + NFSM_RNDUP(NFSX_V4PNFSFH))
283 #define	NFSX_V4FLEXLAYOUT(m)	(NFSX_HYPER + 3 * NFSX_UNSIGNED +		\
284     ((m) * (NFSX_V4DEVICEID + NFSX_STATEID + NFSM_RNDUP(NFSX_V4PNFSFH) +	\
285     8 * NFSX_UNSIGNED)))
286 
287 /* sizes common to multiple NFS versions */
288 #define	NFSX_FHMAX		(NFSX_V4FHMAX)
289 #define	NFSX_MYFH		(sizeof (fhandle_t)) /* size this server uses */
290 #define	NFSX_VERF 		8
291 #define	NFSX_STATEIDOTHER	12
292 #define	NFSX_STATEID		(NFSX_UNSIGNED + NFSX_STATEIDOTHER)
293 #define	NFSX_GSSH		12
294 
295 /* variants for multiple versions */
296 #define	NFSX_STATFS(v3)		((v3) ? NFSX_V3STATFS : NFSX_V2STATFS)
297 
298 /*
299  * Beware.  NFSPROC_NULL and friends are defined in
300  * <rpcsvc/nfs_prot.h> as well and the numbers are different.
301  */
302 #ifndef	NFSPROC_NULL
303 /* nfs rpc procedure numbers (before version mapping) */
304 #define	NFSPROC_NULL		0
305 #define	NFSPROC_GETATTR		1
306 #define	NFSPROC_SETATTR		2
307 #define	NFSPROC_LOOKUP		3
308 #define	NFSPROC_ACCESS		4
309 #define	NFSPROC_READLINK	5
310 #define	NFSPROC_READ		6
311 #define	NFSPROC_WRITE		7
312 #define	NFSPROC_CREATE		8
313 #define	NFSPROC_MKDIR		9
314 #define	NFSPROC_SYMLINK		10
315 #define	NFSPROC_MKNOD		11
316 #define	NFSPROC_REMOVE		12
317 #define	NFSPROC_RMDIR		13
318 #define	NFSPROC_RENAME		14
319 #define	NFSPROC_LINK		15
320 #define	NFSPROC_READDIR		16
321 #define	NFSPROC_READDIRPLUS	17
322 #define	NFSPROC_FSSTAT		18
323 #define	NFSPROC_FSINFO		19
324 #define	NFSPROC_PATHCONF	20
325 #define	NFSPROC_COMMIT		21
326 #endif	/* NFSPROC_NULL */
327 
328 /*
329  * The lower numbers -> 21 are used by NFSv2 and v3. These define higher
330  * numbers used by NFSv4.
331  * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is
332  * one greater than the last number.
333  */
334 #ifndef	NFS_V3NPROCS
335 #define	NFS_V3NPROCS		22
336 
337 #define	NFSPROC_LOOKUPP		22
338 #define	NFSPROC_SETCLIENTID	23
339 #define	NFSPROC_SETCLIENTIDCFRM	24
340 #define	NFSPROC_LOCK		25
341 #define	NFSPROC_LOCKU		26
342 #define	NFSPROC_OPEN		27
343 #define	NFSPROC_CLOSE		28
344 #define	NFSPROC_OPENCONFIRM	29
345 #define	NFSPROC_LOCKT		30
346 #define	NFSPROC_OPENDOWNGRADE	31
347 #define	NFSPROC_RENEW		32
348 #define	NFSPROC_PUTROOTFH	33
349 #define	NFSPROC_RELEASELCKOWN	34
350 #define	NFSPROC_DELEGRETURN	35
351 #define	NFSPROC_RETDELEGREMOVE	36
352 #define	NFSPROC_RETDELEGRENAME1	37
353 #define	NFSPROC_RETDELEGRENAME2	38
354 #define	NFSPROC_GETACL		39
355 #define	NFSPROC_SETACL		40
356 
357 /*
358  * Must be defined as one higher than the last Proc# above.
359  */
360 #define	NFSV4_NPROCS		41
361 
362 /* Additional procedures for NFSv4.1. */
363 #define	NFSPROC_EXCHANGEID	41
364 #define	NFSPROC_CREATESESSION	42
365 #define	NFSPROC_DESTROYSESSION	43
366 #define	NFSPROC_DESTROYCLIENT	44
367 #define	NFSPROC_FREESTATEID	45
368 #define	NFSPROC_LAYOUTGET	46
369 #define	NFSPROC_GETDEVICEINFO	47
370 #define	NFSPROC_LAYOUTCOMMIT	48
371 #define	NFSPROC_LAYOUTRETURN	49
372 #define	NFSPROC_RECLAIMCOMPL	50
373 #define	NFSPROC_WRITEDS		51
374 #define	NFSPROC_READDS		52
375 #define	NFSPROC_COMMITDS	53
376 #define	NFSPROC_OPENLAYGET	54
377 #define	NFSPROC_CREATELAYGET	55
378 
379 /*
380  * Must be defined as one higher than the last NFSv4.1 Proc# above.
381  */
382 #define	NFSV41_NPROCS		56
383 
384 /* Additional procedures for NFSv4.2. */
385 #define	NFSPROC_IOADVISE	56
386 #define	NFSPROC_ALLOCATE	57
387 #define	NFSPROC_COPY		58
388 #define	NFSPROC_SEEK		59
389 #define	NFSPROC_SEEKDS		60
390 
391 /* and the ones for the optional Extended attribute support (RFC-8276). */
392 #define	NFSPROC_GETEXTATTR	61
393 #define	NFSPROC_SETEXTATTR	62
394 #define	NFSPROC_RMEXTATTR	63
395 #define	NFSPROC_LISTEXTATTR	64
396 
397 /*
398  * Must be defined as one higher than the last NFSv4.2 Proc# above.
399  */
400 #define	NFSV42_NPROCS		65
401 
402 #endif	/* NFS_V3NPROCS */
403 
404 /*
405  * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code.
406  */
407 #ifndef	NFS_NPROCS
408 #define	NFS_NPROCS		NFSV4_NPROCS
409 #endif
410 
411 /*
412  * NFSPROC_NOOP is a fake op# that can't be the same as any V2/3/4 Procedure
413  * or Operation#. Since the NFS V4 Op #s go higher, use NFSV42_NOPS, which
414  * is one greater than the highest Op#.
415  */
416 #define	NFSPROC_NOOP		NFSV42_NOPS
417 
418 /* Actual Version 2 procedure numbers */
419 #define	NFSV2PROC_NULL		0
420 #define	NFSV2PROC_GETATTR	1
421 #define	NFSV2PROC_SETATTR	2
422 #define	NFSV2PROC_NOOP		3
423 #define	NFSV2PROC_ROOT		NFSV2PROC_NOOP	/* Obsolete */
424 #define	NFSV2PROC_LOOKUP	4
425 #define	NFSV2PROC_READLINK	5
426 #define	NFSV2PROC_READ		6
427 #define	NFSV2PROC_WRITECACHE	NFSV2PROC_NOOP	/* Obsolete */
428 #define	NFSV2PROC_WRITE		8
429 #define	NFSV2PROC_CREATE	9
430 #define	NFSV2PROC_REMOVE	10
431 #define	NFSV2PROC_RENAME	11
432 #define	NFSV2PROC_LINK		12
433 #define	NFSV2PROC_SYMLINK	13
434 #define	NFSV2PROC_MKDIR		14
435 #define	NFSV2PROC_RMDIR		15
436 #define	NFSV2PROC_READDIR	16
437 #define	NFSV2PROC_STATFS	17
438 
439 /*
440  * V4 Procedure numbers
441  */
442 #define	NFSV4PROC_COMPOUND	1
443 #define	NFSV4PROC_CBNULL	0
444 #define	NFSV4PROC_CBCOMPOUND	1
445 
446 /*
447  * Constants used by the Version 3 and 4 protocols for various RPCs
448  */
449 #define	NFSV3SATTRTIME_DONTCHANGE	0
450 #define	NFSV3SATTRTIME_TOSERVER		1
451 #define	NFSV3SATTRTIME_TOCLIENT		2
452 
453 #define	NFSV4SATTRTIME_TOSERVER		0
454 #define	NFSV4SATTRTIME_TOCLIENT		1
455 
456 #define	NFSV4LOCKT_READ			1
457 #define	NFSV4LOCKT_WRITE		2
458 #define	NFSV4LOCKT_READW		3
459 #define	NFSV4LOCKT_WRITEW		4
460 #define	NFSV4LOCKT_RELEASE		5
461 
462 #define	NFSV4OPEN_NOCREATE		0
463 #define	NFSV4OPEN_CREATE		1
464 #define	NFSV4OPEN_CLAIMNULL		0
465 #define	NFSV4OPEN_CLAIMPREVIOUS		1
466 #define	NFSV4OPEN_CLAIMDELEGATECUR	2
467 #define	NFSV4OPEN_CLAIMDELEGATEPREV	3
468 #define	NFSV4OPEN_CLAIMFH		4
469 #define	NFSV4OPEN_CLAIMDELEGATECURFH	5
470 #define	NFSV4OPEN_CLAIMDELEGATEPREVFH	6
471 #define	NFSV4OPEN_DELEGATENONE		0
472 #define	NFSV4OPEN_DELEGATEREAD		1
473 #define	NFSV4OPEN_DELEGATEWRITE		2
474 #define	NFSV4OPEN_DELEGATENONEEXT	3
475 #define	NFSV4OPEN_LIMITSIZE		1
476 #define	NFSV4OPEN_LIMITBLOCKS		2
477 
478 /*
479  * Nfs V4 ACE stuff
480  */
481 #define	NFSV4ACE_ALLOWEDTYPE		0x00000000
482 #define	NFSV4ACE_DENIEDTYPE		0x00000001
483 #define	NFSV4ACE_AUDITTYPE		0x00000002
484 #define	NFSV4ACE_ALARMTYPE		0x00000003
485 
486 #define	NFSV4ACE_SUPALLOWED		0x00000001
487 #define	NFSV4ACE_SUPDENIED		0x00000002
488 #define	NFSV4ACE_SUPAUDIT		0x00000004
489 #define	NFSV4ACE_SUPALARM		0x00000008
490 
491 #define	NFSV4ACE_SUPTYPES	(NFSV4ACE_SUPALLOWED | NFSV4ACE_SUPDENIED)
492 
493 #define	NFSV4ACE_FILEINHERIT		0x00000001
494 #define	NFSV4ACE_DIRECTORYINHERIT	0x00000002
495 #define	NFSV4ACE_NOPROPAGATEINHERIT	0x00000004
496 #define	NFSV4ACE_INHERITONLY		0x00000008
497 #define	NFSV4ACE_SUCCESSFULACCESS	0x00000010
498 #define	NFSV4ACE_FAILEDACCESS		0x00000020
499 #define	NFSV4ACE_IDENTIFIERGROUP	0x00000040
500 
501 #define	NFSV4ACE_READDATA		0x00000001
502 #define	NFSV4ACE_LISTDIRECTORY		0x00000001
503 #define	NFSV4ACE_WRITEDATA		0x00000002
504 #define	NFSV4ACE_ADDFILE		0x00000002
505 #define	NFSV4ACE_APPENDDATA		0x00000004
506 #define	NFSV4ACE_ADDSUBDIRECTORY	0x00000004
507 #define	NFSV4ACE_READNAMEDATTR		0x00000008
508 #define	NFSV4ACE_WRITENAMEDATTR		0x00000010
509 #define	NFSV4ACE_EXECUTE		0x00000020
510 #define	NFSV4ACE_SEARCH			0x00000020
511 #define	NFSV4ACE_DELETECHILD		0x00000040
512 #define	NFSV4ACE_READATTRIBUTES		0x00000080
513 #define	NFSV4ACE_WRITEATTRIBUTES	0x00000100
514 #define	NFSV4ACE_DELETE			0x00010000
515 #define	NFSV4ACE_READACL		0x00020000
516 #define	NFSV4ACE_WRITEACL		0x00040000
517 #define	NFSV4ACE_WRITEOWNER		0x00080000
518 #define	NFSV4ACE_SYNCHRONIZE		0x00100000
519 
520 /*
521  * Here are the mappings between mode bits and acl mask bits for
522  * directories and other files.
523  * (Named attributes have not been included, since named attributes are
524  *  not yet supported.)
525  * The mailing list seems to indicate that NFSV4ACE_EXECUTE refers to
526  * searching a directory, although I can't find a statement of that in
527  * the RFC.
528  */
529 #define	NFSV4ACE_ALLFILESMASK	(NFSV4ACE_READATTRIBUTES | NFSV4ACE_READACL)
530 #define	NFSV4ACE_OWNERMASK	(NFSV4ACE_WRITEATTRIBUTES | NFSV4ACE_WRITEACL)
531 #define	NFSV4ACE_DIRREADMASK	NFSV4ACE_LISTDIRECTORY
532 #define	NFSV4ACE_DIREXECUTEMASK	NFSV4ACE_EXECUTE
533 #define	NFSV4ACE_DIRWRITEMASK	(NFSV4ACE_ADDFILE | 			\
534 		NFSV4ACE_ADDSUBDIRECTORY | NFSV4ACE_DELETECHILD)
535 #define	NFSV4ACE_READMASK	NFSV4ACE_READDATA
536 #define	NFSV4ACE_WRITEMASK	(NFSV4ACE_WRITEDATA | NFSV4ACE_APPENDDATA)
537 #define	NFSV4ACE_EXECUTEMASK	NFSV4ACE_EXECUTE
538 #define	NFSV4ACE_ALLFILEBITS	(NFSV4ACE_READMASK | NFSV4ACE_WRITEMASK | \
539 	NFSV4ACE_EXECUTEMASK | NFSV4ACE_SYNCHRONIZE)
540 #define	NFSV4ACE_ALLDIRBITS	(NFSV4ACE_DIRREADMASK | 		\
541 	NFSV4ACE_DIRWRITEMASK | NFSV4ACE_DIREXECUTEMASK)
542 #define	NFSV4ACE_AUDITMASK	0x0
543 
544 /*
545  * These GENERIC masks are not used and are no longer believed to be useful.
546  */
547 #define	NFSV4ACE_GENERICREAD		0x00120081
548 #define	NFSV4ACE_GENERICWRITE		0x00160106
549 #define	NFSV4ACE_GENERICEXECUTE		0x001200a0
550 
551 #define	NFSSTATEID_PUTALLZERO		0
552 #define	NFSSTATEID_PUTALLONE		1
553 #define	NFSSTATEID_PUTSTATEID		2
554 #define	NFSSTATEID_PUTSEQIDZERO		3
555 
556 /*
557  * Bits for share access and deny.
558  */
559 #define	NFSV4OPEN_ACCESSREAD		0x00000001
560 #define	NFSV4OPEN_ACCESSWRITE		0x00000002
561 #define	NFSV4OPEN_ACCESSBOTH		0x00000003
562 #define	NFSV4OPEN_WANTDELEGMASK		0x0000ff00
563 #define	NFSV4OPEN_WANTREADDELEG		0x00000100
564 #define	NFSV4OPEN_WANTWRITEDELEG	0x00000200
565 #define	NFSV4OPEN_WANTANYDELEG		0x00000300
566 #define	NFSV4OPEN_WANTNODELEG		0x00000400
567 #define	NFSV4OPEN_WANTCANCEL		0x00000500
568 #define	NFSV4OPEN_WANTSIGNALDELEG	0x00010000
569 #define	NFSV4OPEN_WANTPUSHDELEG		0x00020000
570 
571 #define	NFSV4OPEN_DENYNONE		0x00000000
572 #define	NFSV4OPEN_DENYREAD		0x00000001
573 #define	NFSV4OPEN_DENYWRITE		0x00000002
574 #define	NFSV4OPEN_DENYBOTH		0x00000003
575 
576 /*
577  * Delegate_none_ext reply values.
578  */
579 #define	NFSV4OPEN_NOTWANTED		0
580 #define	NFSV4OPEN_CONTENTION		1
581 #define	NFSV4OPEN_RESOURCE		2
582 #define	NFSV4OPEN_NOTSUPPFTYPE		3
583 #define	NFSV4OPEN_NOTSUPPWRITEFTYPE	4
584 #define	NFSV4OPEN_NOTSUPPUPGRADE	5
585 #define	NFSV4OPEN_NOTSUPPDOWNGRADE	6
586 #define	NFSV4OPEN_CANCELLED		7
587 #define	NFSV4OPEN_ISDIR			8
588 
589 /*
590  * Open result flags
591  * (The first four are in the spec. The rest are used internally.)
592  */
593 #define	NFSV4OPEN_RESULTCONFIRM		0x00000002
594 #define	NFSV4OPEN_LOCKTYPEPOSIX		0x00000004
595 #define	NFSV4OPEN_PRESERVEUNLINKED	0x00000008
596 #define	NFSV4OPEN_MAYNOTIFYLOCK		0x00000020
597 #define	NFSV4OPEN_RFLAGS 						\
598     (NFSV4OPEN_RESULTCONFIRM | NFSV4OPEN_LOCKTYPEPOSIX |		\
599     NFSV4OPEN_PRESERVEUNLINKED | NFSV4OPEN_MAYNOTIFYLOCK)
600 #define	NFSV4OPEN_RECALL		0x00010000
601 #define	NFSV4OPEN_READDELEGATE		0x00020000
602 #define	NFSV4OPEN_WRITEDELEGATE		0x00040000
603 #define	NFSV4OPEN_WDRESOURCE		0x00080000
604 #define	NFSV4OPEN_WDCONTENTION		0x00100000
605 #define	NFSV4OPEN_WDNOTWANTED		0x00200000
606 #define	NFSV4OPEN_WDSUPPFTYPE		0x00400000
607 
608 /*
609  * NFS V4 File Handle types
610  */
611 #define	NFSV4FHTYPE_PERSISTENT		0x0
612 #define	NFSV4FHTYPE_NOEXPIREWITHOPEN	0x1
613 #define	NFSV4FHTYPE_VOLATILEANY		0x2
614 #define	NFSV4FHTYPE_VOLATILEMIGRATE	0x4
615 #define	NFSV4FHTYPE_VOLATILERENAME	0x8
616 
617 /*
618  * Maximum size of V4 opaque strings.
619  */
620 #define	NFSV4_OPAQUELIMIT	1024
621 
622 /*
623  * These are the same for V3 and V4.
624  */
625 #define	NFSACCESS_READ			0x01
626 #define	NFSACCESS_LOOKUP		0x02
627 #define	NFSACCESS_MODIFY		0x04
628 #define	NFSACCESS_EXTEND		0x08
629 #define	NFSACCESS_DELETE		0x10
630 #define	NFSACCESS_EXECUTE		0x20
631 
632 /* Additional Extended Attribute access bits RFC-8276. */
633 #define	NFSACCESS_XAREAD		0x40
634 #define	NFSACCESS_XAWRITE		0x80
635 #define	NFSACCESS_XALIST		0x100
636 
637 #define	NFSWRITE_UNSTABLE		0
638 #define	NFSWRITE_DATASYNC		1
639 #define	NFSWRITE_FILESYNC		2
640 
641 #define	NFSCREATE_UNCHECKED		0
642 #define	NFSCREATE_GUARDED		1
643 #define	NFSCREATE_EXCLUSIVE		2
644 #define	NFSCREATE_EXCLUSIVE41		3
645 
646 #define	NFSV3FSINFO_LINK		0x01
647 #define	NFSV3FSINFO_SYMLINK		0x02
648 #define	NFSV3FSINFO_HOMOGENEOUS		0x08
649 #define	NFSV3FSINFO_CANSETTIME		0x10
650 
651 /* Flags for Exchange ID */
652 #define	NFSV4EXCH_SUPPMOVEDREFER	0x00000001
653 #define	NFSV4EXCH_SUPPMOVEDMIGR	0x00000002
654 #define	NFSV4EXCH_BINDPRINCSTATEID	0x00000100
655 #define	NFSV4EXCH_USENONPNFS		0x00010000
656 #define	NFSV4EXCH_USEPNFSMDS		0x00020000
657 #define	NFSV4EXCH_USEPNFSDS		0x00040000
658 #define	NFSV4EXCH_MASKPNFS		0x00070000
659 #define	NFSV4EXCH_UPDCONFIRMEDRECA	0x40000000
660 #define	NFSV4EXCH_CONFIRMEDR		0x80000000
661 
662 /* State Protects */
663 #define	NFSV4EXCH_SP4NONE		0
664 #define	NFSV4EXCH_SP4MACHCRED		1
665 #define	NFSV4EXCH_SP4SSV		2
666 
667 /* Flags for Create Session */
668 #define	NFSV4CRSESS_PERSIST		0x00000001
669 #define	NFSV4CRSESS_CONNBACKCHAN	0x00000002
670 #define	NFSV4CRSESS_CONNRDMA		0x00000004
671 
672 /* Flags for Sequence */
673 #define	NFSV4SEQ_CBPATHDOWN		0x00000001
674 #define	NFSV4SEQ_CBGSSCONTEXPIRING	0x00000002
675 #define	NFSV4SEQ_CBGSSCONTEXPIRED	0x00000004
676 #define	NFSV4SEQ_EXPIREDALLSTATEREVOKED	0x00000008
677 #define	NFSV4SEQ_EXPIREDSOMESTATEREVOKED 0x00000010
678 #define	NFSV4SEQ_ADMINSTATEREVOKED	0x00000020
679 #define	NFSV4SEQ_RECALLABLESTATEREVOKED	0x00000040
680 #define	NFSV4SEQ_LEASEMOVED		0x00000080
681 #define	NFSV4SEQ_RESTARTRECLAIMNEEDED	0x00000100
682 #define	NFSV4SEQ_CBPATHDOWNSESSION	0x00000200
683 #define	NFSV4SEQ_BACKCHANNELFAULT	0x00000400
684 #define	NFSV4SEQ_DEVIDCHANGED		0x00000800
685 #define	NFSV4SEQ_DEVIDDELETED		0x00001000
686 
687 /* Flags for Layout. */
688 #define	NFSLAYOUTRETURN_FILE		1
689 #define	NFSLAYOUTRETURN_FSID		2
690 #define	NFSLAYOUTRETURN_ALL		3
691 
692 #define	NFSLAYOUT_NFSV4_1_FILES		0x1
693 #define	NFSLAYOUT_OSD2_OBJECTS		0x2
694 #define	NFSLAYOUT_BLOCK_VOLUME		0x3
695 #define	NFSLAYOUT_FLEXFILE		0x4
696 
697 #define	NFSLAYOUTIOMODE_READ		1
698 #define	NFSLAYOUTIOMODE_RW		2
699 #define	NFSLAYOUTIOMODE_ANY		3
700 
701 /* Flags for Get Device Info. */
702 #define	NFSDEVICEIDNOTIFY_CHANGEBIT	0x1
703 #define	NFSDEVICEIDNOTIFY_DELETEBIT	0x2
704 
705 /* Flags for File Layout. */
706 #define	NFSFLAYUTIL_DENSE		0x1
707 #define	NFSFLAYUTIL_COMMIT_THRU_MDS	0x2
708 #define	NFSFLAYUTIL_IOADVISE_THRU_MDS	0x4
709 #define	NFSFLAYUTIL_STRIPE_MASK		0xffffffc0
710 
711 /* Flags for Flex File Layout. */
712 #define	NFSFLEXFLAG_NO_LAYOUTCOMMIT	0x00000001
713 #define	NFSFLEXFLAG_NOIO_MDS		0x00000002
714 #define	NFSFLEXFLAG_NO_READIO		0x00000004
715 #define	NFSFLEXFLAG_WRITE_ONEMIRROR	0x00000008
716 
717 /* Enum values for Bind Connection to Session. */
718 #define	NFSCDFC4_FORE		0x1
719 #define	NFSCDFC4_BACK		0x2
720 #define	NFSCDFC4_FORE_OR_BOTH	0x3
721 #define	NFSCDFC4_BACK_OR_BOTH	0x7
722 #define	NFSCDFS4_FORE		0x1
723 #define	NFSCDFS4_BACK		0x2
724 #define	NFSCDFS4_BOTH		0x3
725 
726 #if defined(_KERNEL) || defined(KERNEL)
727 /* Conversion macros */
728 #define	vtonfsv2_mode(t,m) 						\
729 		txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : 	\
730 				MAKEIMODE((t), (m)))
731 #define	vtonfsv34_mode(m)	txdr_unsigned((m) & 07777)
732 #define	nfstov_mode(a)		(fxdr_unsigned(u_int16_t, (a))&07777)
733 #define	vtonfsv2_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
734 		txdr_unsigned(newnfsv2_type[((u_int32_t)(a))]))
735 #define	vtonfsv34_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
736 		txdr_unsigned(nfsv34_type[((u_int32_t)(a))]))
737 #define	nfsv2tov_type(a)	newnv2tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
738 #define	nfsv34tov_type(a)	nv34tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
739 #define	vtonfs_dtype(a)	(((u_int32_t)(a)) >= 9 ? IFTODT(VTTOIF(VNON)) : \
740 			 IFTODT(VTTOIF(a)))
741 
742 /* File types */
743 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5,
744 	NFSOCK=6, NFFIFO=7, NFATTRDIR=8, NFNAMEDATTR=9 } nfstype;
745 
746 /* Structs for common parts of the rpc's */
747 
748 struct nfsv2_time {
749 	u_int32_t nfsv2_sec;
750 	u_int32_t nfsv2_usec;
751 };
752 typedef struct nfsv2_time	nfstime2;
753 
754 struct nfsv3_time {
755 	u_int32_t nfsv3_sec;
756 	u_int32_t nfsv3_nsec;
757 };
758 typedef struct nfsv3_time	nfstime3;
759 
760 struct nfsv4_time {
761 	u_int32_t nfsv4_highsec;
762 	u_int32_t nfsv4_sec;
763 	u_int32_t nfsv4_nsec;
764 };
765 typedef struct nfsv4_time	nfstime4;
766 
767 /*
768  * Quads are defined as arrays of 2 longs to ensure dense packing for the
769  * protocol and to facilitate xdr conversion.
770  */
771 struct nfs_uquad {
772 	u_int32_t nfsuquad[2];
773 };
774 typedef	struct nfs_uquad	nfsuint64;
775 
776 /*
777  * Used to convert between two u_longs and a u_quad_t.
778  */
779 union nfs_quadconvert {
780 	u_int32_t lval[2];
781 	u_quad_t  qval;
782 };
783 typedef union nfs_quadconvert	nfsquad_t;
784 
785 /*
786  * NFS Version 3 special file number.
787  */
788 struct nfsv3_spec {
789 	u_int32_t specdata1;
790 	u_int32_t specdata2;
791 };
792 typedef	struct nfsv3_spec	nfsv3spec;
793 
794 /*
795  * File attributes and setable attributes. These structures cover both
796  * NFS version 2 and the version 3 protocol. Note that the union is only
797  * used so that one pointer can refer to both variants. These structures
798  * go out on the wire and must be densely packed, so no quad data types
799  * are used. (all fields are longs or u_longs or structures of same)
800  * NB: You can't do sizeof(struct nfs_fattr), you must use the
801  *     NFSX_FATTR(v3) macro.
802  */
803 struct nfs_fattr {
804 	u_int32_t fa_type;
805 	u_int32_t fa_mode;
806 	u_int32_t fa_nlink;
807 	u_int32_t fa_uid;
808 	u_int32_t fa_gid;
809 	union {
810 		struct {
811 			u_int32_t nfsv2fa_size;
812 			u_int32_t nfsv2fa_blocksize;
813 			u_int32_t nfsv2fa_rdev;
814 			u_int32_t nfsv2fa_blocks;
815 			u_int32_t nfsv2fa_fsid;
816 			u_int32_t nfsv2fa_fileid;
817 			nfstime2  nfsv2fa_atime;
818 			nfstime2  nfsv2fa_mtime;
819 			nfstime2  nfsv2fa_ctime;
820 		} fa_nfsv2;
821 		struct {
822 			nfsuint64 nfsv3fa_size;
823 			nfsuint64 nfsv3fa_used;
824 			nfsv3spec nfsv3fa_rdev;
825 			nfsuint64 nfsv3fa_fsid;
826 			nfsuint64 nfsv3fa_fileid;
827 			nfstime3  nfsv3fa_atime;
828 			nfstime3  nfsv3fa_mtime;
829 			nfstime3  nfsv3fa_ctime;
830 		} fa_nfsv3;
831 	} fa_un;
832 };
833 
834 /* and some ugly defines for accessing union components */
835 #define	fa2_size		fa_un.fa_nfsv2.nfsv2fa_size
836 #define	fa2_blocksize		fa_un.fa_nfsv2.nfsv2fa_blocksize
837 #define	fa2_rdev		fa_un.fa_nfsv2.nfsv2fa_rdev
838 #define	fa2_blocks		fa_un.fa_nfsv2.nfsv2fa_blocks
839 #define	fa2_fsid		fa_un.fa_nfsv2.nfsv2fa_fsid
840 #define	fa2_fileid		fa_un.fa_nfsv2.nfsv2fa_fileid
841 #define	fa2_atime		fa_un.fa_nfsv2.nfsv2fa_atime
842 #define	fa2_mtime		fa_un.fa_nfsv2.nfsv2fa_mtime
843 #define	fa2_ctime		fa_un.fa_nfsv2.nfsv2fa_ctime
844 #define	fa3_size		fa_un.fa_nfsv3.nfsv3fa_size
845 #define	fa3_used		fa_un.fa_nfsv3.nfsv3fa_used
846 #define	fa3_rdev		fa_un.fa_nfsv3.nfsv3fa_rdev
847 #define	fa3_fsid		fa_un.fa_nfsv3.nfsv3fa_fsid
848 #define	fa3_fileid		fa_un.fa_nfsv3.nfsv3fa_fileid
849 #define	fa3_atime		fa_un.fa_nfsv3.nfsv3fa_atime
850 #define	fa3_mtime		fa_un.fa_nfsv3.nfsv3fa_mtime
851 #define	fa3_ctime		fa_un.fa_nfsv3.nfsv3fa_ctime
852 
853 #define	NFS_LINK_MAX	UINT32_MAX
854 
855 struct nfsv2_sattr {
856 	u_int32_t sa_mode;
857 	u_int32_t sa_uid;
858 	u_int32_t sa_gid;
859 	u_int32_t sa_size;
860 	nfstime2  sa_atime;
861 	nfstime2  sa_mtime;
862 };
863 
864 /*
865  * NFS Version 3 sattr structure for the new node creation case.
866  */
867 struct nfsv3_sattr {
868 	u_int32_t sa_modetrue;
869 	u_int32_t sa_mode;
870 	u_int32_t sa_uidfalse;
871 	u_int32_t sa_gidfalse;
872 	u_int32_t sa_sizefalse;
873 	u_int32_t sa_atimetype;
874 	nfstime3  sa_atime;
875 	u_int32_t sa_mtimetype;
876 	nfstime3  sa_mtime;
877 };
878 
879 /*
880  * IO Advise hint bits for NFSv4.2.
881  * Since these go on the wire as a bitmap, the NFSATTRBIT macros are
882  * used to manipulate these bits.
883  */
884 #define	NFSV4IOHINT_NORMAL		0
885 #define	NFSV4IOHINT_SEQUENTIAL		1
886 #define	NFSV4IOHINT_SEQUENTIALBACK	2
887 #define	NFSV4IOHINT_RANDOM		3
888 #define	NFSV4IOHINT_WILLNEED		4
889 #define	NFSV4IOHINT_WILLNEEDOPTUN	5
890 #define	NFSV4IOHINT_DONTNEED		6
891 #define	NFSV4IOHINT_NOREUSE		7
892 #define	NFSV4IOHINT_READ		8
893 #define	NFSV4IOHINT_WRITE		9
894 #define	NFSV4IOHINT_INITPROXIMITY	10
895 
896 #endif	/* _KERNEL */
897 
898 /*
899  * The attribute bits used for V4.
900  * NFSATTRBIT_xxx defines the attribute# (and its bit position)
901  * NFSATTRBM_xxx is a 32bit mask with the correct bit set within the
902  *	appropriate 32bit word.
903  * NFSATTRBIT_MAX is one greater than the largest NFSATTRBIT_xxx
904  */
905 #define	NFSATTRBIT_SUPPORTEDATTRS	0
906 #define	NFSATTRBIT_TYPE			1
907 #define	NFSATTRBIT_FHEXPIRETYPE		2
908 #define	NFSATTRBIT_CHANGE		3
909 #define	NFSATTRBIT_SIZE			4
910 #define	NFSATTRBIT_LINKSUPPORT		5
911 #define	NFSATTRBIT_SYMLINKSUPPORT	6
912 #define	NFSATTRBIT_NAMEDATTR		7
913 #define	NFSATTRBIT_FSID			8
914 #define	NFSATTRBIT_UNIQUEHANDLES	9
915 #define	NFSATTRBIT_LEASETIME		10
916 #define	NFSATTRBIT_RDATTRERROR		11
917 #define	NFSATTRBIT_ACL			12
918 #define	NFSATTRBIT_ACLSUPPORT		13
919 #define	NFSATTRBIT_ARCHIVE		14
920 #define	NFSATTRBIT_CANSETTIME		15
921 #define	NFSATTRBIT_CASEINSENSITIVE	16
922 #define	NFSATTRBIT_CASEPRESERVING	17
923 #define	NFSATTRBIT_CHOWNRESTRICTED	18
924 #define	NFSATTRBIT_FILEHANDLE		19
925 #define	NFSATTRBIT_FILEID		20
926 #define	NFSATTRBIT_FILESAVAIL		21
927 #define	NFSATTRBIT_FILESFREE		22
928 #define	NFSATTRBIT_FILESTOTAL		23
929 #define	NFSATTRBIT_FSLOCATIONS		24
930 #define	NFSATTRBIT_HIDDEN		25
931 #define	NFSATTRBIT_HOMOGENEOUS		26
932 #define	NFSATTRBIT_MAXFILESIZE		27
933 #define	NFSATTRBIT_MAXLINK		28
934 #define	NFSATTRBIT_MAXNAME		29
935 #define	NFSATTRBIT_MAXREAD		30
936 #define	NFSATTRBIT_MAXWRITE		31
937 #define	NFSATTRBIT_MIMETYPE		32
938 #define	NFSATTRBIT_MODE			33
939 #define	NFSATTRBIT_NOTRUNC		34
940 #define	NFSATTRBIT_NUMLINKS		35
941 #define	NFSATTRBIT_OWNER		36
942 #define	NFSATTRBIT_OWNERGROUP		37
943 #define	NFSATTRBIT_QUOTAHARD		38
944 #define	NFSATTRBIT_QUOTASOFT		39
945 #define	NFSATTRBIT_QUOTAUSED		40
946 #define	NFSATTRBIT_RAWDEV		41
947 #define	NFSATTRBIT_SPACEAVAIL		42
948 #define	NFSATTRBIT_SPACEFREE		43
949 #define	NFSATTRBIT_SPACETOTAL		44
950 #define	NFSATTRBIT_SPACEUSED		45
951 #define	NFSATTRBIT_SYSTEM		46
952 #define	NFSATTRBIT_TIMEACCESS		47
953 #define	NFSATTRBIT_TIMEACCESSSET	48
954 #define	NFSATTRBIT_TIMEBACKUP		49
955 #define	NFSATTRBIT_TIMECREATE		50
956 #define	NFSATTRBIT_TIMEDELTA		51
957 #define	NFSATTRBIT_TIMEMETADATA		52
958 #define	NFSATTRBIT_TIMEMODIFY		53
959 #define	NFSATTRBIT_TIMEMODIFYSET	54
960 #define	NFSATTRBIT_MOUNTEDONFILEID	55
961 #define	NFSATTRBIT_DIRNOTIFDELAY	56
962 #define	NFSATTRBIT_DIRENTNOTIFDELAY	57
963 #define	NFSATTRBIT_DACL			58
964 #define	NFSATTRBIT_SACL			59
965 #define	NFSATTRBIT_CHANGEPOLICY		60
966 #define	NFSATTRBIT_FSSTATUS		61
967 #define	NFSATTRBIT_FSLAYOUTTYPE		62
968 #define	NFSATTRBIT_LAYOUTHINT		63
969 #define	NFSATTRBIT_LAYOUTTYPE		64
970 #define	NFSATTRBIT_LAYOUTBLKSIZE	65
971 #define	NFSATTRBIT_LAYOUTALIGNMENT	66
972 #define	NFSATTRBIT_FSLOCATIONSINFO	67
973 #define	NFSATTRBIT_MDSTHRESHOLD		68
974 #define	NFSATTRBIT_RETENTIONGET		69
975 #define	NFSATTRBIT_RETENTIONSET		70
976 #define	NFSATTRBIT_RETENTEVTGET		71
977 #define	NFSATTRBIT_RETENTEVTSET		72
978 #define	NFSATTRBIT_RETENTIONHOLD	73
979 #define	NFSATTRBIT_MODESETMASKED	74
980 #define	NFSATTRBIT_SUPPATTREXCLCREAT	75
981 #define	NFSATTRBIT_FSCHARSETCAP		76
982 #define	NFSATTRBIT_CLONEBLKSIZE		77
983 #define	NFSATTRBIT_SPACEFREED		78
984 #define	NFSATTRBIT_CHANGEATTRTYPE	79
985 #define	NFSATTRBIT_SECLABEL		80
986 /* Not sure what attribute bit #81 is? */
987 #define	NFSATTRBIT_XATTRSUPPORT		82
988 
989 #define	NFSATTRBM_SUPPORTEDATTRS	0x00000001
990 #define	NFSATTRBM_TYPE			0x00000002
991 #define	NFSATTRBM_FHEXPIRETYPE		0x00000004
992 #define	NFSATTRBM_CHANGE		0x00000008
993 #define	NFSATTRBM_SIZE			0x00000010
994 #define	NFSATTRBM_LINKSUPPORT		0x00000020
995 #define	NFSATTRBM_SYMLINKSUPPORT	0x00000040
996 #define	NFSATTRBM_NAMEDATTR		0x00000080
997 #define	NFSATTRBM_FSID			0x00000100
998 #define	NFSATTRBM_UNIQUEHANDLES		0x00000200
999 #define	NFSATTRBM_LEASETIME		0x00000400
1000 #define	NFSATTRBM_RDATTRERROR		0x00000800
1001 #define	NFSATTRBM_ACL			0x00001000
1002 #define	NFSATTRBM_ACLSUPPORT		0x00002000
1003 #define	NFSATTRBM_ARCHIVE		0x00004000
1004 #define	NFSATTRBM_CANSETTIME		0x00008000
1005 #define	NFSATTRBM_CASEINSENSITIVE	0x00010000
1006 #define	NFSATTRBM_CASEPRESERVING	0x00020000
1007 #define	NFSATTRBM_CHOWNRESTRICTED	0x00040000
1008 #define	NFSATTRBM_FILEHANDLE		0x00080000
1009 #define	NFSATTRBM_FILEID		0x00100000
1010 #define	NFSATTRBM_FILESAVAIL		0x00200000
1011 #define	NFSATTRBM_FILESFREE		0x00400000
1012 #define	NFSATTRBM_FILESTOTAL		0x00800000
1013 #define	NFSATTRBM_FSLOCATIONS		0x01000000
1014 #define	NFSATTRBM_HIDDEN		0x02000000
1015 #define	NFSATTRBM_HOMOGENEOUS		0x04000000
1016 #define	NFSATTRBM_MAXFILESIZE		0x08000000
1017 #define	NFSATTRBM_MAXLINK		0x10000000
1018 #define	NFSATTRBM_MAXNAME		0x20000000
1019 #define	NFSATTRBM_MAXREAD		0x40000000
1020 #define	NFSATTRBM_MAXWRITE		0x80000000
1021 #define	NFSATTRBM_MIMETYPE		0x00000001
1022 #define	NFSATTRBM_MODE			0x00000002
1023 #define	NFSATTRBM_NOTRUNC		0x00000004
1024 #define	NFSATTRBM_NUMLINKS		0x00000008
1025 #define	NFSATTRBM_OWNER			0x00000010
1026 #define	NFSATTRBM_OWNERGROUP		0x00000020
1027 #define	NFSATTRBM_QUOTAHARD		0x00000040
1028 #define	NFSATTRBM_QUOTASOFT		0x00000080
1029 #define	NFSATTRBM_QUOTAUSED		0x00000100
1030 #define	NFSATTRBM_RAWDEV		0x00000200
1031 #define	NFSATTRBM_SPACEAVAIL		0x00000400
1032 #define	NFSATTRBM_SPACEFREE		0x00000800
1033 #define	NFSATTRBM_SPACETOTAL		0x00001000
1034 #define	NFSATTRBM_SPACEUSED		0x00002000
1035 #define	NFSATTRBM_SYSTEM		0x00004000
1036 #define	NFSATTRBM_TIMEACCESS		0x00008000
1037 #define	NFSATTRBM_TIMEACCESSSET		0x00010000
1038 #define	NFSATTRBM_TIMEBACKUP		0x00020000
1039 #define	NFSATTRBM_TIMECREATE		0x00040000
1040 #define	NFSATTRBM_TIMEDELTA		0x00080000
1041 #define	NFSATTRBM_TIMEMETADATA		0x00100000
1042 #define	NFSATTRBM_TIMEMODIFY		0x00200000
1043 #define	NFSATTRBM_TIMEMODIFYSET		0x00400000
1044 #define	NFSATTRBM_MOUNTEDONFILEID	0x00800000
1045 #define	NFSATTRBM_DIRNOTIFDELAY		0x01000000
1046 #define	NFSATTRBM_DIRENTNOTIFDELAY	0x02000000
1047 #define	NFSATTRBM_DACL			0x04000000
1048 #define	NFSATTRBM_SACL			0x08000000
1049 #define	NFSATTRBM_CHANGEPOLICY		0x10000000
1050 #define	NFSATTRBM_FSSTATUS		0x20000000
1051 #define	NFSATTRBM_FSLAYOUTTYPE		0x40000000
1052 #define	NFSATTRBM_LAYOUTHINT		0x80000000
1053 #define	NFSATTRBM_LAYOUTTYPE		0x00000001
1054 #define	NFSATTRBM_LAYOUTBLKSIZE		0x00000002
1055 #define	NFSATTRBM_LAYOUTALIGNMENT	0x00000004
1056 #define	NFSATTRBM_FSLOCATIONSINFO	0x00000008
1057 #define	NFSATTRBM_MDSTHRESHOLD		0x00000010
1058 #define	NFSATTRBM_RETENTIONGET		0x00000020
1059 #define	NFSATTRBM_RETENTIONSET		0x00000040
1060 #define	NFSATTRBM_RETENTEVTGET		0x00000080
1061 #define	NFSATTRBM_RETENTEVTSET		0x00000100
1062 #define	NFSATTRBM_RETENTIONHOLD		0x00000200
1063 #define	NFSATTRBM_MODESETMASKED		0x00000400
1064 #define	NFSATTRBM_SUPPATTREXCLCREAT	0x00000800
1065 #define	NFSATTRBM_FSCHARSETCAP		0x00001000
1066 #define	NFSATTRBM_CLONEBLKSIZE		0x00002000
1067 #define	NFSATTRBM_SPACEFREED		0x00004000
1068 #define	NFSATTRBM_CHANGEATTRTYPE	0x00008000
1069 #define	NFSATTRBM_SECLABEL		0x00010000
1070 /* Not sure what attribute bit#81/0x00020000 is? */
1071 #define	NFSATTRBM_XATTRSUPPORT		0x00040000
1072 
1073 #define	NFSATTRBIT_MAX			83
1074 
1075 /*
1076  * Sets of attributes that are supported, by words in the bitmap.
1077  */
1078 /*
1079  * NFSATTRBIT_SUPPORTED - SUPP0 - bits 0<->31
1080  *			  SUPP1 - bits 32<->63
1081  *			  SUPP2 - bits 64<->95
1082  */
1083 #define	NFSATTRBIT_SUPP0						\
1084  	(NFSATTRBM_SUPPORTEDATTRS |					\
1085  	NFSATTRBM_TYPE |						\
1086  	NFSATTRBM_FHEXPIRETYPE |					\
1087  	NFSATTRBM_CHANGE |						\
1088  	NFSATTRBM_SIZE |						\
1089  	NFSATTRBM_LINKSUPPORT |						\
1090  	NFSATTRBM_SYMLINKSUPPORT |					\
1091  	NFSATTRBM_NAMEDATTR |						\
1092  	NFSATTRBM_FSID |						\
1093  	NFSATTRBM_UNIQUEHANDLES |					\
1094  	NFSATTRBM_LEASETIME |						\
1095  	NFSATTRBM_RDATTRERROR |						\
1096  	NFSATTRBM_ACL |							\
1097  	NFSATTRBM_ACLSUPPORT |						\
1098  	NFSATTRBM_CANSETTIME |						\
1099  	NFSATTRBM_CASEINSENSITIVE |					\
1100  	NFSATTRBM_CASEPRESERVING |					\
1101  	NFSATTRBM_CHOWNRESTRICTED |					\
1102  	NFSATTRBM_FILEHANDLE |						\
1103  	NFSATTRBM_FILEID |						\
1104  	NFSATTRBM_FILESAVAIL |						\
1105  	NFSATTRBM_FILESFREE |						\
1106  	NFSATTRBM_FILESTOTAL |						\
1107 	NFSATTRBM_FSLOCATIONS |						\
1108  	NFSATTRBM_HOMOGENEOUS |						\
1109  	NFSATTRBM_MAXFILESIZE |						\
1110  	NFSATTRBM_MAXLINK |						\
1111  	NFSATTRBM_MAXNAME |						\
1112  	NFSATTRBM_MAXREAD |						\
1113  	NFSATTRBM_MAXWRITE)
1114 
1115 /*
1116  * NFSATTRBIT_S1 - subset of SUPP1 - OR of the following bits:
1117  */
1118 #define	NFSATTRBIT_S1							\
1119  	(NFSATTRBM_MODE |						\
1120  	NFSATTRBM_NOTRUNC |						\
1121  	NFSATTRBM_NUMLINKS |						\
1122  	NFSATTRBM_OWNER |						\
1123  	NFSATTRBM_OWNERGROUP |						\
1124  	NFSATTRBM_RAWDEV |						\
1125  	NFSATTRBM_SPACEAVAIL |						\
1126  	NFSATTRBM_SPACEFREE |						\
1127  	NFSATTRBM_SPACETOTAL |						\
1128  	NFSATTRBM_SPACEUSED |						\
1129  	NFSATTRBM_TIMEACCESS |						\
1130  	NFSATTRBM_TIMECREATE |						\
1131  	NFSATTRBM_TIMEDELTA |						\
1132  	NFSATTRBM_TIMEMETADATA |					\
1133  	NFSATTRBM_TIMEMODIFY |						\
1134  	NFSATTRBM_MOUNTEDONFILEID |					\
1135 	NFSATTRBM_QUOTAHARD |                        			\
1136     	NFSATTRBM_QUOTASOFT |                        			\
1137     	NFSATTRBM_QUOTAUSED |						\
1138 	NFSATTRBM_FSLAYOUTTYPE)
1139 
1140 #ifdef QUOTA
1141 /*
1142  * If QUOTA OR in NFSATTRBIT_QUOTAHARD, NFSATTRBIT_QUOTASOFT and
1143  * NFSATTRBIT_QUOTAUSED.
1144  */
1145 #define	NFSATTRBIT_SUPP1	(NFSATTRBIT_S1 |			\
1146 				NFSATTRBM_QUOTAHARD |			\
1147 				NFSATTRBM_QUOTASOFT |			\
1148 				NFSATTRBM_QUOTAUSED)
1149 #else
1150 #define	NFSATTRBIT_SUPP1	NFSATTRBIT_S1
1151 #endif
1152 
1153 #define	NFSATTRBIT_SUPP2						\
1154 	(NFSATTRBM_LAYOUTTYPE |						\
1155 	NFSATTRBM_LAYOUTBLKSIZE |					\
1156 	NFSATTRBM_LAYOUTALIGNMENT |					\
1157 	NFSATTRBM_SUPPATTREXCLCREAT |					\
1158 	NFSATTRBM_XATTRSUPPORT)
1159 
1160 /*
1161  * These are the set only attributes.
1162  */
1163 #define	NFSATTRBIT_SUPPSETONLY1	 (NFSATTRBM_TIMEACCESSSET |		\
1164 				 NFSATTRBM_TIMEMODIFYSET)
1165 #define	NFSATTRBIT_SUPPSETONLY2	(NFSATTRBM_MODESETMASKED)
1166 
1167 /*
1168  * NFSATTRBIT_SETABLE - SETABLE0 - bits 0<->31
1169  *			SETABLE1 - bits 32<->63
1170  *			SETABLE2 - bits 64<->95
1171  */
1172 #define	NFSATTRBIT_SETABLE0						\
1173 	(NFSATTRBM_SIZE |						\
1174 	NFSATTRBM_ACL)
1175 #define	NFSATTRBIT_SETABLE1						\
1176  	(NFSATTRBM_MODE |						\
1177  	NFSATTRBM_OWNER |						\
1178  	NFSATTRBM_OWNERGROUP |						\
1179  	NFSATTRBM_TIMECREATE |					\
1180  	NFSATTRBM_TIMEACCESSSET |					\
1181  	NFSATTRBM_TIMEMODIFYSET)
1182 #define	NFSATTRBIT_SETABLE2						\
1183 	(NFSATTRBM_MODESETMASKED)
1184 
1185 /*
1186  * NFSATTRBIT_NFSV41 - Attributes only supported by NFSv4.1.
1187  */
1188 #define	NFSATTRBIT_NFSV41_1						\
1189 	(NFSATTRBM_FSLAYOUTTYPE)
1190 #define	NFSATTRBIT_NFSV41_2						\
1191 	(NFSATTRBM_LAYOUTTYPE |						\
1192 	NFSATTRBM_LAYOUTBLKSIZE |					\
1193 	NFSATTRBM_LAYOUTALIGNMENT |					\
1194 	NFSATTRBM_MODESETMASKED |					\
1195 	NFSATTRBM_SUPPATTREXCLCREAT)
1196 
1197 /*
1198  * NFSATTRBIT_NFSV42 - Attributes only supported by NFSv4.2.
1199  */
1200 #define	NFSATTRBIT_NFSV42_2	NFSATTRBM_XATTRSUPPORT
1201 
1202 /*
1203  * Set of attributes that the getattr vnode op needs.
1204  * OR of the following bits.
1205  * NFSATTRBIT_GETATTR0 - bits 0<->31
1206  */
1207 #define	NFSATTRBIT_GETATTR0						\
1208  	(NFSATTRBM_SUPPORTEDATTRS |					\
1209  	NFSATTRBM_TYPE |						\
1210  	NFSATTRBM_CHANGE |						\
1211  	NFSATTRBM_SIZE |						\
1212  	NFSATTRBM_FSID |						\
1213  	NFSATTRBM_FILEID |						\
1214  	NFSATTRBM_MAXREAD)
1215 
1216 /*
1217  * NFSATTRBIT_GETATTR1 - bits 32<->63
1218  */
1219 #define	NFSATTRBIT_GETATTR1						\
1220  	(NFSATTRBM_MODE |						\
1221  	NFSATTRBM_NUMLINKS |						\
1222  	NFSATTRBM_OWNER |						\
1223  	NFSATTRBM_OWNERGROUP |						\
1224  	NFSATTRBM_RAWDEV |						\
1225  	NFSATTRBM_SPACEUSED |						\
1226  	NFSATTRBM_TIMEACCESS |						\
1227  	NFSATTRBM_TIMEMETADATA |					\
1228  	NFSATTRBM_TIMEMODIFY)
1229 
1230 /*
1231  * NFSATTRBIT_GETATTR2 - bits 64<->95
1232  */
1233 #define	NFSATTRBIT_GETATTR2		0
1234 
1235 /*
1236  * Subset of the above that the Write RPC gets.
1237  * OR of the following bits.
1238  * NFSATTRBIT_WRITEGETATTR0 - bits 0<->31
1239  */
1240 #define	NFSATTRBIT_WRITEGETATTR0					\
1241  	(NFSATTRBM_SUPPORTEDATTRS |					\
1242  	NFSATTRBM_TYPE |						\
1243  	NFSATTRBM_CHANGE |						\
1244  	NFSATTRBM_SIZE |						\
1245  	NFSATTRBM_FSID |						\
1246  	NFSATTRBM_FILEID |						\
1247  	NFSATTRBM_MAXREAD)
1248 
1249 /*
1250  * NFSATTRBIT_WRITEGETATTR1 - bits 32<->63
1251  */
1252 #define	NFSATTRBIT_WRITEGETATTR1					\
1253  	(NFSATTRBM_MODE |						\
1254  	NFSATTRBM_NUMLINKS |						\
1255  	NFSATTRBM_RAWDEV |						\
1256  	NFSATTRBM_SPACEUSED |						\
1257  	NFSATTRBM_TIMEACCESS |						\
1258  	NFSATTRBM_TIMEMETADATA |					\
1259  	NFSATTRBM_TIMEMODIFY)
1260 
1261 /*
1262  * NFSATTRBIT_WRITEGETATTR2 - bits 64<->95
1263  */
1264 #define	NFSATTRBIT_WRITEGETATTR2	0
1265 
1266 /*
1267  * Set of attributes that the wccattr operation op needs.
1268  * OR of the following bits.
1269  * NFSATTRBIT_WCCATTR0 - bits 0<->31
1270  */
1271 #define	NFSATTRBIT_WCCATTR0	0
1272 
1273 /*
1274  * NFSATTRBIT_WCCATTR1 - bits 32<->63
1275  */
1276 #define	NFSATTRBIT_WCCATTR1						\
1277  	(NFSATTRBM_TIMEMODIFY)
1278 
1279 /*
1280  * NFSATTRBIT_WCCATTR2 - bits 64<->95
1281  */
1282 #define	NFSATTRBIT_WCCATTR2		0
1283 
1284 /*
1285  * NFSATTRBIT_CBGETATTR0 - bits 0<->31
1286  */
1287 #define	NFSATTRBIT_CBGETATTR0	(NFSATTRBM_CHANGE | NFSATTRBM_SIZE)
1288 
1289 /*
1290  * NFSATTRBIT_CBGETATTR1 - bits 32<->63
1291  */
1292 #define	NFSATTRBIT_CBGETATTR1		0x0
1293 
1294 /*
1295  * NFSATTRBIT_CBGETATTR2 - bits 64<->95
1296  */
1297 #define	NFSATTRBIT_CBGETATTR2		0x0
1298 
1299 /*
1300  * Sets of attributes that require a VFS_STATFS() call to get the
1301  * values of.
1302  * NFSATTRBIT_STATFS0 - bits 0<->31
1303  */
1304 #define	NFSATTRBIT_STATFS0						\
1305 	(NFSATTRBM_LINKSUPPORT |					\
1306 	NFSATTRBM_SYMLINKSUPPORT |					\
1307 	NFSATTRBM_CANSETTIME |						\
1308  	NFSATTRBM_FILESAVAIL |						\
1309  	NFSATTRBM_FILESFREE |						\
1310  	NFSATTRBM_FILESTOTAL |						\
1311  	NFSATTRBM_HOMOGENEOUS |						\
1312  	NFSATTRBM_MAXFILESIZE |						\
1313 	NFSATTRBM_MAXNAME |						\
1314 	NFSATTRBM_MAXREAD |						\
1315 	NFSATTRBM_MAXWRITE)
1316 
1317 /*
1318  * NFSATTRBIT_STATFS1 - bits 32<->63
1319  */
1320 #define	NFSATTRBIT_STATFS1						\
1321  	(NFSATTRBM_QUOTAHARD |						\
1322  	NFSATTRBM_QUOTASOFT |						\
1323  	NFSATTRBM_QUOTAUSED |						\
1324  	NFSATTRBM_SPACEAVAIL |						\
1325  	NFSATTRBM_SPACEFREE |						\
1326  	NFSATTRBM_SPACETOTAL |						\
1327  	NFSATTRBM_SPACEUSED |						\
1328 	NFSATTRBM_TIMEDELTA)
1329 
1330 /*
1331  * NFSATTRBIT_STATFS2 - bits 64<->95
1332  */
1333 #define	NFSATTRBIT_STATFS2		0
1334 
1335 /*
1336  * These are the bits that are needed by the nfs_statfs() call.
1337  * (The regular getattr bits are or'd in so the vnode gets the correct
1338  *  type, etc.)
1339  * NFSGETATTRBIT_STATFS0 - bits 0<->31
1340  */
1341 #define	NFSGETATTRBIT_STATFS0	(NFSATTRBIT_GETATTR0 |			\
1342 				NFSATTRBM_LINKSUPPORT |			\
1343 				NFSATTRBM_SYMLINKSUPPORT |		\
1344 				NFSATTRBM_CANSETTIME |			\
1345 				NFSATTRBM_FILESFREE |			\
1346 				NFSATTRBM_FILESTOTAL |			\
1347 				NFSATTRBM_HOMOGENEOUS |			\
1348 				NFSATTRBM_MAXFILESIZE |			\
1349 				NFSATTRBM_MAXNAME |			\
1350 				NFSATTRBM_MAXREAD |			\
1351 				NFSATTRBM_MAXWRITE)
1352 
1353 /*
1354  * NFSGETATTRBIT_STATFS1 - bits 32<->63
1355  */
1356 #define	NFSGETATTRBIT_STATFS1	(NFSATTRBIT_GETATTR1 |			\
1357 				NFSATTRBM_SPACEAVAIL |			\
1358 				NFSATTRBM_SPACEFREE |			\
1359 				NFSATTRBM_SPACETOTAL |			\
1360 				NFSATTRBM_TIMEDELTA)
1361 
1362 /*
1363  * NFSGETATTRBIT_STATFS2 - bits 64<->95
1364  */
1365 #define	NFSGETATTRBIT_STATFS2		0
1366 
1367 /*
1368  * Set of attributes for the equivalent of an nfsv3 pathconf rpc.
1369  * NFSGETATTRBIT_PATHCONF0 - bits 0<->31
1370  */
1371 #define	NFSGETATTRBIT_PATHCONF0	(NFSATTRBIT_GETATTR0 |			\
1372 			 	NFSATTRBM_CASEINSENSITIVE |		\
1373 			 	NFSATTRBM_CASEPRESERVING |		\
1374 			 	NFSATTRBM_CHOWNRESTRICTED |		\
1375 			 	NFSATTRBM_MAXLINK |			\
1376 			 	NFSATTRBM_MAXNAME)
1377 
1378 /*
1379  * NFSGETATTRBIT_PATHCONF1 - bits 32<->63
1380  */
1381 #define	NFSGETATTRBIT_PATHCONF1	(NFSATTRBIT_GETATTR1 |			\
1382 				NFSATTRBM_NOTRUNC)
1383 
1384 /*
1385  * NFSGETATTRBIT_PATHCONF2 - bits 64<->95
1386  */
1387 #define	NFSGETATTRBIT_PATHCONF2		0
1388 
1389 /*
1390  * Sets of attributes required by readdir and readdirplus.
1391  * NFSATTRBIT_READDIRPLUS0	(NFSATTRBIT_GETATTR0 | NFSATTRBIT_FILEHANDLE |
1392  *				 NFSATTRBIT_RDATTRERROR)
1393  */
1394 #define	NFSATTRBIT_READDIRPLUS0	(NFSATTRBIT_GETATTR0 | NFSATTRBM_FILEHANDLE | \
1395 				NFSATTRBM_RDATTRERROR)
1396 #define	NFSATTRBIT_READDIRPLUS1	NFSATTRBIT_GETATTR1
1397 #define	NFSATTRBIT_READDIRPLUS2		0
1398 
1399 /*
1400  * Set of attributes supported by Referral vnodes.
1401  */
1402 #define	NFSATTRBIT_REFERRAL0	(NFSATTRBM_TYPE | NFSATTRBM_FSID |	\
1403 	NFSATTRBM_RDATTRERROR | NFSATTRBM_FSLOCATIONS)
1404 #define	NFSATTRBIT_REFERRAL1	NFSATTRBM_MOUNTEDONFILEID
1405 #define	NFSATTRBIT_REFERRAL2		0
1406 
1407 /*
1408  * Structure for data handled by the statfs rpc. Since some fields are
1409  * u_int64_t, this cannot be used for copying data on/off the wire, due
1410  * to alignment concerns.
1411  */
1412 struct nfsstatfs {
1413 	union {
1414 		struct {
1415 			u_int32_t nfsv2sf_tsize;
1416 			u_int32_t nfsv2sf_bsize;
1417 			u_int32_t nfsv2sf_blocks;
1418 			u_int32_t nfsv2sf_bfree;
1419 			u_int32_t nfsv2sf_bavail;
1420 		} sf_nfsv2;
1421 		struct {
1422 			u_int64_t nfsv3sf_tbytes;
1423 			u_int64_t nfsv3sf_fbytes;
1424 			u_int64_t nfsv3sf_abytes;
1425 			u_int64_t nfsv3sf_tfiles;
1426 			u_int64_t nfsv3sf_ffiles;
1427 			u_int64_t nfsv3sf_afiles;
1428 			u_int32_t nfsv3sf_invarsec;
1429 		} sf_nfsv3;
1430 	} sf_un;
1431 };
1432 
1433 #define	sf_tsize	sf_un.sf_nfsv2.nfsv2sf_tsize
1434 #define	sf_bsize	sf_un.sf_nfsv2.nfsv2sf_bsize
1435 #define	sf_blocks	sf_un.sf_nfsv2.nfsv2sf_blocks
1436 #define	sf_bfree	sf_un.sf_nfsv2.nfsv2sf_bfree
1437 #define	sf_bavail	sf_un.sf_nfsv2.nfsv2sf_bavail
1438 #define	sf_tbytes	sf_un.sf_nfsv3.nfsv3sf_tbytes
1439 #define	sf_fbytes	sf_un.sf_nfsv3.nfsv3sf_fbytes
1440 #define	sf_abytes	sf_un.sf_nfsv3.nfsv3sf_abytes
1441 #define	sf_tfiles	sf_un.sf_nfsv3.nfsv3sf_tfiles
1442 #define	sf_ffiles	sf_un.sf_nfsv3.nfsv3sf_ffiles
1443 #define	sf_afiles	sf_un.sf_nfsv3.nfsv3sf_afiles
1444 #define	sf_invarsec	sf_un.sf_nfsv3.nfsv3sf_invarsec
1445 
1446 /*
1447  * Now defined using u_int64_t for the 64 bit field(s).
1448  * (Cannot be used to move data on/off the wire, due to alignment concerns.)
1449  */
1450 struct nfsfsinfo {
1451 	u_int32_t fs_rtmax;
1452 	u_int32_t fs_rtpref;
1453 	u_int32_t fs_rtmult;
1454 	u_int32_t fs_wtmax;
1455 	u_int32_t fs_wtpref;
1456 	u_int32_t fs_wtmult;
1457 	u_int32_t fs_dtpref;
1458 	u_int64_t fs_maxfilesize;
1459 	struct timespec fs_timedelta;
1460 	u_int32_t fs_properties;
1461 };
1462 
1463 /*
1464  * Bits for fs_properties
1465  */
1466 #define	NFSV3_FSFLINK		0x1
1467 #define	NFSV3_FSFSYMLINK	0x2
1468 #define	NFSV3_FSFHOMOGENEOUS	0x4
1469 #define	NFSV3_FSFCANSETTIME	0x8
1470 
1471 /*
1472  * Yikes, overload fs_rtmult as fs_maxname for V4.
1473  */
1474 #define	fs_maxname	fs_rtmult
1475 
1476 struct nfsv3_pathconf {
1477 	u_int32_t pc_linkmax;
1478 	u_int32_t pc_namemax;
1479 	u_int32_t pc_notrunc;
1480 	u_int32_t pc_chownrestricted;
1481 	u_int32_t pc_caseinsensitive;
1482 	u_int32_t pc_casepreserving;
1483 };
1484 
1485 /*
1486  * NFS V4 data structures.
1487  */
1488 struct nfsv4stateid {
1489 	u_int32_t	seqid;
1490 	u_int32_t	other[NFSX_STATEIDOTHER / NFSX_UNSIGNED];
1491 };
1492 typedef struct nfsv4stateid nfsv4stateid_t;
1493 
1494 /* Notify bits and notify bitmap size. */
1495 #define	NFSV4NOTIFY_CHANGE	1
1496 #define	NFSV4NOTIFY_DELETE	2
1497 #define	NFSV4_NOTIFYBITMAP	1	/* # of 32bit values needed for bits */
1498 
1499 /* Layoutreturn kinds. */
1500 #define	NFSV4LAYOUTRET_FILE	1
1501 #define	NFSV4LAYOUTRET_FSID	2
1502 #define	NFSV4LAYOUTRET_ALL	3
1503 
1504 /* Seek Contents. */
1505 #define	NFSV4CONTENT_DATA	0
1506 #define	NFSV4CONTENT_HOLE	1
1507 
1508 /* Options for Set Extended attribute (RFC-8276). */
1509 #define	NFSV4SXATTR_EITHER	0
1510 #define	NFSV4SXATTR_CREATE	1
1511 #define	NFSV4SXATTR_REPLACE	2
1512 
1513 #endif	/* _NFS_NFSPROTO_H_ */
1514