xref: /freebsd/sys/fs/nfs/nfsproto.h (revision 5def4c47d4bd90b209b9b4a4ba9faec15846d8fd)
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 /* BindConnectionToSession, done by the krpc for a new connection. */
398 #define	NFSPROC_BINDCONNTOSESS	65
399 
400 /*
401  * Must be defined as one higher than the last NFSv4.2 Proc# above.
402  */
403 #define	NFSV42_NPROCS		66
404 
405 #endif	/* NFS_V3NPROCS */
406 
407 /*
408  * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code.
409  */
410 #ifndef	NFS_NPROCS
411 #define	NFS_NPROCS		NFSV4_NPROCS
412 #endif
413 
414 /*
415  * NFSPROC_NOOP is a fake op# that can't be the same as any V2/3/4 Procedure
416  * or Operation#. Since the NFS V4 Op #s go higher, use NFSV42_NOPS, which
417  * is one greater than the highest Op#.
418  */
419 #define	NFSPROC_NOOP		NFSV42_NOPS
420 
421 /* Actual Version 2 procedure numbers */
422 #define	NFSV2PROC_NULL		0
423 #define	NFSV2PROC_GETATTR	1
424 #define	NFSV2PROC_SETATTR	2
425 #define	NFSV2PROC_NOOP		3
426 #define	NFSV2PROC_ROOT		NFSV2PROC_NOOP	/* Obsolete */
427 #define	NFSV2PROC_LOOKUP	4
428 #define	NFSV2PROC_READLINK	5
429 #define	NFSV2PROC_READ		6
430 #define	NFSV2PROC_WRITECACHE	NFSV2PROC_NOOP	/* Obsolete */
431 #define	NFSV2PROC_WRITE		8
432 #define	NFSV2PROC_CREATE	9
433 #define	NFSV2PROC_REMOVE	10
434 #define	NFSV2PROC_RENAME	11
435 #define	NFSV2PROC_LINK		12
436 #define	NFSV2PROC_SYMLINK	13
437 #define	NFSV2PROC_MKDIR		14
438 #define	NFSV2PROC_RMDIR		15
439 #define	NFSV2PROC_READDIR	16
440 #define	NFSV2PROC_STATFS	17
441 
442 /*
443  * V4 Procedure numbers
444  */
445 #define	NFSV4PROC_COMPOUND	1
446 #define	NFSV4PROC_CBNULL	0
447 #define	NFSV4PROC_CBCOMPOUND	1
448 
449 /*
450  * Constants used by the Version 3 and 4 protocols for various RPCs
451  */
452 #define	NFSV3SATTRTIME_DONTCHANGE	0
453 #define	NFSV3SATTRTIME_TOSERVER		1
454 #define	NFSV3SATTRTIME_TOCLIENT		2
455 
456 #define	NFSV4SATTRTIME_TOSERVER		0
457 #define	NFSV4SATTRTIME_TOCLIENT		1
458 
459 #define	NFSV4LOCKT_READ			1
460 #define	NFSV4LOCKT_WRITE		2
461 #define	NFSV4LOCKT_READW		3
462 #define	NFSV4LOCKT_WRITEW		4
463 #define	NFSV4LOCKT_RELEASE		5
464 
465 #define	NFSV4OPEN_NOCREATE		0
466 #define	NFSV4OPEN_CREATE		1
467 #define	NFSV4OPEN_CLAIMNULL		0
468 #define	NFSV4OPEN_CLAIMPREVIOUS		1
469 #define	NFSV4OPEN_CLAIMDELEGATECUR	2
470 #define	NFSV4OPEN_CLAIMDELEGATEPREV	3
471 #define	NFSV4OPEN_CLAIMFH		4
472 #define	NFSV4OPEN_CLAIMDELEGATECURFH	5
473 #define	NFSV4OPEN_CLAIMDELEGATEPREVFH	6
474 #define	NFSV4OPEN_DELEGATENONE		0
475 #define	NFSV4OPEN_DELEGATEREAD		1
476 #define	NFSV4OPEN_DELEGATEWRITE		2
477 #define	NFSV4OPEN_DELEGATENONEEXT	3
478 #define	NFSV4OPEN_LIMITSIZE		1
479 #define	NFSV4OPEN_LIMITBLOCKS		2
480 
481 /*
482  * Nfs V4 ACE stuff
483  */
484 #define	NFSV4ACE_ALLOWEDTYPE		0x00000000
485 #define	NFSV4ACE_DENIEDTYPE		0x00000001
486 #define	NFSV4ACE_AUDITTYPE		0x00000002
487 #define	NFSV4ACE_ALARMTYPE		0x00000003
488 
489 #define	NFSV4ACE_SUPALLOWED		0x00000001
490 #define	NFSV4ACE_SUPDENIED		0x00000002
491 #define	NFSV4ACE_SUPAUDIT		0x00000004
492 #define	NFSV4ACE_SUPALARM		0x00000008
493 
494 #define	NFSV4ACE_SUPTYPES	(NFSV4ACE_SUPALLOWED | NFSV4ACE_SUPDENIED)
495 
496 #define	NFSV4ACE_FILEINHERIT		0x00000001
497 #define	NFSV4ACE_DIRECTORYINHERIT	0x00000002
498 #define	NFSV4ACE_NOPROPAGATEINHERIT	0x00000004
499 #define	NFSV4ACE_INHERITONLY		0x00000008
500 #define	NFSV4ACE_SUCCESSFULACCESS	0x00000010
501 #define	NFSV4ACE_FAILEDACCESS		0x00000020
502 #define	NFSV4ACE_IDENTIFIERGROUP	0x00000040
503 
504 #define	NFSV4ACE_READDATA		0x00000001
505 #define	NFSV4ACE_LISTDIRECTORY		0x00000001
506 #define	NFSV4ACE_WRITEDATA		0x00000002
507 #define	NFSV4ACE_ADDFILE		0x00000002
508 #define	NFSV4ACE_APPENDDATA		0x00000004
509 #define	NFSV4ACE_ADDSUBDIRECTORY	0x00000004
510 #define	NFSV4ACE_READNAMEDATTR		0x00000008
511 #define	NFSV4ACE_WRITENAMEDATTR		0x00000010
512 #define	NFSV4ACE_EXECUTE		0x00000020
513 #define	NFSV4ACE_SEARCH			0x00000020
514 #define	NFSV4ACE_DELETECHILD		0x00000040
515 #define	NFSV4ACE_READATTRIBUTES		0x00000080
516 #define	NFSV4ACE_WRITEATTRIBUTES	0x00000100
517 #define	NFSV4ACE_DELETE			0x00010000
518 #define	NFSV4ACE_READACL		0x00020000
519 #define	NFSV4ACE_WRITEACL		0x00040000
520 #define	NFSV4ACE_WRITEOWNER		0x00080000
521 #define	NFSV4ACE_SYNCHRONIZE		0x00100000
522 
523 /*
524  * Here are the mappings between mode bits and acl mask bits for
525  * directories and other files.
526  * (Named attributes have not been included, since named attributes are
527  *  not yet supported.)
528  * The mailing list seems to indicate that NFSV4ACE_EXECUTE refers to
529  * searching a directory, although I can't find a statement of that in
530  * the RFC.
531  */
532 #define	NFSV4ACE_ALLFILESMASK	(NFSV4ACE_READATTRIBUTES | NFSV4ACE_READACL)
533 #define	NFSV4ACE_OWNERMASK	(NFSV4ACE_WRITEATTRIBUTES | NFSV4ACE_WRITEACL)
534 #define	NFSV4ACE_DIRREADMASK	NFSV4ACE_LISTDIRECTORY
535 #define	NFSV4ACE_DIREXECUTEMASK	NFSV4ACE_EXECUTE
536 #define	NFSV4ACE_DIRWRITEMASK	(NFSV4ACE_ADDFILE | 			\
537 		NFSV4ACE_ADDSUBDIRECTORY | NFSV4ACE_DELETECHILD)
538 #define	NFSV4ACE_READMASK	NFSV4ACE_READDATA
539 #define	NFSV4ACE_WRITEMASK	(NFSV4ACE_WRITEDATA | NFSV4ACE_APPENDDATA)
540 #define	NFSV4ACE_EXECUTEMASK	NFSV4ACE_EXECUTE
541 #define	NFSV4ACE_ALLFILEBITS	(NFSV4ACE_READMASK | NFSV4ACE_WRITEMASK | \
542 	NFSV4ACE_EXECUTEMASK | NFSV4ACE_SYNCHRONIZE)
543 #define	NFSV4ACE_ALLDIRBITS	(NFSV4ACE_DIRREADMASK | 		\
544 	NFSV4ACE_DIRWRITEMASK | NFSV4ACE_DIREXECUTEMASK)
545 #define	NFSV4ACE_AUDITMASK	0x0
546 
547 /*
548  * These GENERIC masks are not used and are no longer believed to be useful.
549  */
550 #define	NFSV4ACE_GENERICREAD		0x00120081
551 #define	NFSV4ACE_GENERICWRITE		0x00160106
552 #define	NFSV4ACE_GENERICEXECUTE		0x001200a0
553 
554 #define	NFSSTATEID_PUTALLZERO		0
555 #define	NFSSTATEID_PUTALLONE		1
556 #define	NFSSTATEID_PUTSTATEID		2
557 #define	NFSSTATEID_PUTSEQIDZERO		3
558 
559 /*
560  * Bits for share access and deny.
561  */
562 #define	NFSV4OPEN_ACCESSREAD		0x00000001
563 #define	NFSV4OPEN_ACCESSWRITE		0x00000002
564 #define	NFSV4OPEN_ACCESSBOTH		0x00000003
565 #define	NFSV4OPEN_WANTDELEGMASK		0x0000ff00
566 #define	NFSV4OPEN_WANTREADDELEG		0x00000100
567 #define	NFSV4OPEN_WANTWRITEDELEG	0x00000200
568 #define	NFSV4OPEN_WANTANYDELEG		0x00000300
569 #define	NFSV4OPEN_WANTNODELEG		0x00000400
570 #define	NFSV4OPEN_WANTCANCEL		0x00000500
571 #define	NFSV4OPEN_WANTSIGNALDELEG	0x00010000
572 #define	NFSV4OPEN_WANTPUSHDELEG		0x00020000
573 
574 #define	NFSV4OPEN_DENYNONE		0x00000000
575 #define	NFSV4OPEN_DENYREAD		0x00000001
576 #define	NFSV4OPEN_DENYWRITE		0x00000002
577 #define	NFSV4OPEN_DENYBOTH		0x00000003
578 
579 /*
580  * Delegate_none_ext reply values.
581  */
582 #define	NFSV4OPEN_NOTWANTED		0
583 #define	NFSV4OPEN_CONTENTION		1
584 #define	NFSV4OPEN_RESOURCE		2
585 #define	NFSV4OPEN_NOTSUPPFTYPE		3
586 #define	NFSV4OPEN_NOTSUPPWRITEFTYPE	4
587 #define	NFSV4OPEN_NOTSUPPUPGRADE	5
588 #define	NFSV4OPEN_NOTSUPPDOWNGRADE	6
589 #define	NFSV4OPEN_CANCELLED		7
590 #define	NFSV4OPEN_ISDIR			8
591 
592 /*
593  * Open result flags
594  * (The first four are in the spec. The rest are used internally.)
595  */
596 #define	NFSV4OPEN_RESULTCONFIRM		0x00000002
597 #define	NFSV4OPEN_LOCKTYPEPOSIX		0x00000004
598 #define	NFSV4OPEN_PRESERVEUNLINKED	0x00000008
599 #define	NFSV4OPEN_MAYNOTIFYLOCK		0x00000020
600 #define	NFSV4OPEN_RFLAGS 						\
601     (NFSV4OPEN_RESULTCONFIRM | NFSV4OPEN_LOCKTYPEPOSIX |		\
602     NFSV4OPEN_PRESERVEUNLINKED | NFSV4OPEN_MAYNOTIFYLOCK)
603 #define	NFSV4OPEN_RECALL		0x00010000
604 #define	NFSV4OPEN_READDELEGATE		0x00020000
605 #define	NFSV4OPEN_WRITEDELEGATE		0x00040000
606 #define	NFSV4OPEN_WDRESOURCE		0x00080000
607 #define	NFSV4OPEN_WDCONTENTION		0x00100000
608 #define	NFSV4OPEN_WDNOTWANTED		0x00200000
609 #define	NFSV4OPEN_WDSUPPFTYPE		0x00400000
610 
611 /*
612  * NFS V4 File Handle types
613  */
614 #define	NFSV4FHTYPE_PERSISTENT		0x0
615 #define	NFSV4FHTYPE_NOEXPIREWITHOPEN	0x1
616 #define	NFSV4FHTYPE_VOLATILEANY		0x2
617 #define	NFSV4FHTYPE_VOLATILEMIGRATE	0x4
618 #define	NFSV4FHTYPE_VOLATILERENAME	0x8
619 
620 /*
621  * Maximum size of V4 opaque strings.
622  */
623 #define	NFSV4_OPAQUELIMIT	1024
624 
625 /*
626  * These are the same for V3 and V4.
627  */
628 #define	NFSACCESS_READ			0x01
629 #define	NFSACCESS_LOOKUP		0x02
630 #define	NFSACCESS_MODIFY		0x04
631 #define	NFSACCESS_EXTEND		0x08
632 #define	NFSACCESS_DELETE		0x10
633 #define	NFSACCESS_EXECUTE		0x20
634 
635 /* Additional Extended Attribute access bits RFC-8276. */
636 #define	NFSACCESS_XAREAD		0x40
637 #define	NFSACCESS_XAWRITE		0x80
638 #define	NFSACCESS_XALIST		0x100
639 
640 #define	NFSWRITE_UNSTABLE		0
641 #define	NFSWRITE_DATASYNC		1
642 #define	NFSWRITE_FILESYNC		2
643 
644 #define	NFSCREATE_UNCHECKED		0
645 #define	NFSCREATE_GUARDED		1
646 #define	NFSCREATE_EXCLUSIVE		2
647 #define	NFSCREATE_EXCLUSIVE41		3
648 
649 #define	NFSV3FSINFO_LINK		0x01
650 #define	NFSV3FSINFO_SYMLINK		0x02
651 #define	NFSV3FSINFO_HOMOGENEOUS		0x08
652 #define	NFSV3FSINFO_CANSETTIME		0x10
653 
654 /* Flags for Exchange ID */
655 #define	NFSV4EXCH_SUPPMOVEDREFER	0x00000001
656 #define	NFSV4EXCH_SUPPMOVEDMIGR	0x00000002
657 #define	NFSV4EXCH_BINDPRINCSTATEID	0x00000100
658 #define	NFSV4EXCH_USENONPNFS		0x00010000
659 #define	NFSV4EXCH_USEPNFSMDS		0x00020000
660 #define	NFSV4EXCH_USEPNFSDS		0x00040000
661 #define	NFSV4EXCH_MASKPNFS		0x00070000
662 #define	NFSV4EXCH_UPDCONFIRMEDRECA	0x40000000
663 #define	NFSV4EXCH_CONFIRMEDR		0x80000000
664 
665 /* State Protects */
666 #define	NFSV4EXCH_SP4NONE		0
667 #define	NFSV4EXCH_SP4MACHCRED		1
668 #define	NFSV4EXCH_SP4SSV		2
669 
670 /* Flags for Create Session */
671 #define	NFSV4CRSESS_PERSIST		0x00000001
672 #define	NFSV4CRSESS_CONNBACKCHAN	0x00000002
673 #define	NFSV4CRSESS_CONNRDMA		0x00000004
674 
675 /* Flags for Sequence */
676 #define	NFSV4SEQ_CBPATHDOWN		0x00000001
677 #define	NFSV4SEQ_CBGSSCONTEXPIRING	0x00000002
678 #define	NFSV4SEQ_CBGSSCONTEXPIRED	0x00000004
679 #define	NFSV4SEQ_EXPIREDALLSTATEREVOKED	0x00000008
680 #define	NFSV4SEQ_EXPIREDSOMESTATEREVOKED 0x00000010
681 #define	NFSV4SEQ_ADMINSTATEREVOKED	0x00000020
682 #define	NFSV4SEQ_RECALLABLESTATEREVOKED	0x00000040
683 #define	NFSV4SEQ_LEASEMOVED		0x00000080
684 #define	NFSV4SEQ_RESTARTRECLAIMNEEDED	0x00000100
685 #define	NFSV4SEQ_CBPATHDOWNSESSION	0x00000200
686 #define	NFSV4SEQ_BACKCHANNELFAULT	0x00000400
687 #define	NFSV4SEQ_DEVIDCHANGED		0x00000800
688 #define	NFSV4SEQ_DEVIDDELETED		0x00001000
689 
690 /* Flags for Layout. */
691 #define	NFSLAYOUTRETURN_FILE		1
692 #define	NFSLAYOUTRETURN_FSID		2
693 #define	NFSLAYOUTRETURN_ALL		3
694 
695 #define	NFSLAYOUT_NFSV4_1_FILES		0x1
696 #define	NFSLAYOUT_OSD2_OBJECTS		0x2
697 #define	NFSLAYOUT_BLOCK_VOLUME		0x3
698 #define	NFSLAYOUT_FLEXFILE		0x4
699 
700 #define	NFSLAYOUTIOMODE_READ		1
701 #define	NFSLAYOUTIOMODE_RW		2
702 #define	NFSLAYOUTIOMODE_ANY		3
703 
704 /* Flags for Get Device Info. */
705 #define	NFSDEVICEIDNOTIFY_CHANGEBIT	0x1
706 #define	NFSDEVICEIDNOTIFY_DELETEBIT	0x2
707 
708 /* Flags for File Layout. */
709 #define	NFSFLAYUTIL_DENSE		0x1
710 #define	NFSFLAYUTIL_COMMIT_THRU_MDS	0x2
711 #define	NFSFLAYUTIL_IOADVISE_THRU_MDS	0x4
712 #define	NFSFLAYUTIL_STRIPE_MASK		0xffffffc0
713 
714 /* Flags for Flex File Layout. */
715 #define	NFSFLEXFLAG_NO_LAYOUTCOMMIT	0x00000001
716 #define	NFSFLEXFLAG_NOIO_MDS		0x00000002
717 #define	NFSFLEXFLAG_NO_READIO		0x00000004
718 #define	NFSFLEXFLAG_WRITE_ONEMIRROR	0x00000008
719 
720 /* Enum values for Bind Connection to Session. */
721 #define	NFSCDFC4_FORE		0x1
722 #define	NFSCDFC4_BACK		0x2
723 #define	NFSCDFC4_FORE_OR_BOTH	0x3
724 #define	NFSCDFC4_BACK_OR_BOTH	0x7
725 #define	NFSCDFS4_FORE		0x1
726 #define	NFSCDFS4_BACK		0x2
727 #define	NFSCDFS4_BOTH		0x3
728 
729 /* Enum values for Secinfo_no_name. */
730 #define	NFSSECINFONONAME_CURFH	0
731 #define	NFSSECINFONONAME_PARENT	1
732 
733 #if defined(_KERNEL) || defined(KERNEL)
734 /* Conversion macros */
735 #define	vtonfsv2_mode(t,m) 						\
736 		txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : 	\
737 				MAKEIMODE((t), (m)))
738 #define	vtonfsv34_mode(m)	txdr_unsigned((m) & 07777)
739 #define	nfstov_mode(a)		(fxdr_unsigned(u_int16_t, (a))&07777)
740 #define	vtonfsv2_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
741 		txdr_unsigned(newnfsv2_type[((u_int32_t)(a))]))
742 #define	vtonfsv34_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
743 		txdr_unsigned(nfsv34_type[((u_int32_t)(a))]))
744 #define	nfsv2tov_type(a)	newnv2tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
745 #define	nfsv34tov_type(a)	nv34tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
746 #define	vtonfs_dtype(a)	(((u_int32_t)(a)) >= 9 ? IFTODT(VTTOIF(VNON)) : \
747 			 IFTODT(VTTOIF(a)))
748 
749 /* File types */
750 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5,
751 	NFSOCK=6, NFFIFO=7, NFATTRDIR=8, NFNAMEDATTR=9 } nfstype;
752 
753 /* Structs for common parts of the rpc's */
754 
755 struct nfsv2_time {
756 	u_int32_t nfsv2_sec;
757 	u_int32_t nfsv2_usec;
758 };
759 typedef struct nfsv2_time	nfstime2;
760 
761 struct nfsv3_time {
762 	u_int32_t nfsv3_sec;
763 	u_int32_t nfsv3_nsec;
764 };
765 typedef struct nfsv3_time	nfstime3;
766 
767 struct nfsv4_time {
768 	u_int32_t nfsv4_highsec;
769 	u_int32_t nfsv4_sec;
770 	u_int32_t nfsv4_nsec;
771 };
772 typedef struct nfsv4_time	nfstime4;
773 
774 /*
775  * Quads are defined as arrays of 2 longs to ensure dense packing for the
776  * protocol and to facilitate xdr conversion.
777  */
778 struct nfs_uquad {
779 	u_int32_t nfsuquad[2];
780 };
781 typedef	struct nfs_uquad	nfsuint64;
782 
783 /*
784  * Used to convert between two u_longs and a u_quad_t.
785  */
786 union nfs_quadconvert {
787 	u_int32_t lval[2];
788 	u_quad_t  qval;
789 };
790 typedef union nfs_quadconvert	nfsquad_t;
791 
792 /*
793  * NFS Version 3 special file number.
794  */
795 struct nfsv3_spec {
796 	u_int32_t specdata1;
797 	u_int32_t specdata2;
798 };
799 typedef	struct nfsv3_spec	nfsv3spec;
800 
801 /*
802  * File attributes and setable attributes. These structures cover both
803  * NFS version 2 and the version 3 protocol. Note that the union is only
804  * used so that one pointer can refer to both variants. These structures
805  * go out on the wire and must be densely packed, so no quad data types
806  * are used. (all fields are longs or u_longs or structures of same)
807  * NB: You can't do sizeof(struct nfs_fattr), you must use the
808  *     NFSX_FATTR(v3) macro.
809  */
810 struct nfs_fattr {
811 	u_int32_t fa_type;
812 	u_int32_t fa_mode;
813 	u_int32_t fa_nlink;
814 	u_int32_t fa_uid;
815 	u_int32_t fa_gid;
816 	union {
817 		struct {
818 			u_int32_t nfsv2fa_size;
819 			u_int32_t nfsv2fa_blocksize;
820 			u_int32_t nfsv2fa_rdev;
821 			u_int32_t nfsv2fa_blocks;
822 			u_int32_t nfsv2fa_fsid;
823 			u_int32_t nfsv2fa_fileid;
824 			nfstime2  nfsv2fa_atime;
825 			nfstime2  nfsv2fa_mtime;
826 			nfstime2  nfsv2fa_ctime;
827 		} fa_nfsv2;
828 		struct {
829 			nfsuint64 nfsv3fa_size;
830 			nfsuint64 nfsv3fa_used;
831 			nfsv3spec nfsv3fa_rdev;
832 			nfsuint64 nfsv3fa_fsid;
833 			nfsuint64 nfsv3fa_fileid;
834 			nfstime3  nfsv3fa_atime;
835 			nfstime3  nfsv3fa_mtime;
836 			nfstime3  nfsv3fa_ctime;
837 		} fa_nfsv3;
838 	} fa_un;
839 };
840 
841 /* and some ugly defines for accessing union components */
842 #define	fa2_size		fa_un.fa_nfsv2.nfsv2fa_size
843 #define	fa2_blocksize		fa_un.fa_nfsv2.nfsv2fa_blocksize
844 #define	fa2_rdev		fa_un.fa_nfsv2.nfsv2fa_rdev
845 #define	fa2_blocks		fa_un.fa_nfsv2.nfsv2fa_blocks
846 #define	fa2_fsid		fa_un.fa_nfsv2.nfsv2fa_fsid
847 #define	fa2_fileid		fa_un.fa_nfsv2.nfsv2fa_fileid
848 #define	fa2_atime		fa_un.fa_nfsv2.nfsv2fa_atime
849 #define	fa2_mtime		fa_un.fa_nfsv2.nfsv2fa_mtime
850 #define	fa2_ctime		fa_un.fa_nfsv2.nfsv2fa_ctime
851 #define	fa3_size		fa_un.fa_nfsv3.nfsv3fa_size
852 #define	fa3_used		fa_un.fa_nfsv3.nfsv3fa_used
853 #define	fa3_rdev		fa_un.fa_nfsv3.nfsv3fa_rdev
854 #define	fa3_fsid		fa_un.fa_nfsv3.nfsv3fa_fsid
855 #define	fa3_fileid		fa_un.fa_nfsv3.nfsv3fa_fileid
856 #define	fa3_atime		fa_un.fa_nfsv3.nfsv3fa_atime
857 #define	fa3_mtime		fa_un.fa_nfsv3.nfsv3fa_mtime
858 #define	fa3_ctime		fa_un.fa_nfsv3.nfsv3fa_ctime
859 
860 #define	NFS_LINK_MAX	UINT32_MAX
861 
862 struct nfsv2_sattr {
863 	u_int32_t sa_mode;
864 	u_int32_t sa_uid;
865 	u_int32_t sa_gid;
866 	u_int32_t sa_size;
867 	nfstime2  sa_atime;
868 	nfstime2  sa_mtime;
869 };
870 
871 /*
872  * NFS Version 3 sattr structure for the new node creation case.
873  */
874 struct nfsv3_sattr {
875 	u_int32_t sa_modetrue;
876 	u_int32_t sa_mode;
877 	u_int32_t sa_uidfalse;
878 	u_int32_t sa_gidfalse;
879 	u_int32_t sa_sizefalse;
880 	u_int32_t sa_atimetype;
881 	nfstime3  sa_atime;
882 	u_int32_t sa_mtimetype;
883 	nfstime3  sa_mtime;
884 };
885 
886 /*
887  * IO Advise hint bits for NFSv4.2.
888  * Since these go on the wire as a bitmap, the NFSATTRBIT macros are
889  * used to manipulate these bits.
890  */
891 #define	NFSV4IOHINT_NORMAL		0
892 #define	NFSV4IOHINT_SEQUENTIAL		1
893 #define	NFSV4IOHINT_SEQUENTIALBACK	2
894 #define	NFSV4IOHINT_RANDOM		3
895 #define	NFSV4IOHINT_WILLNEED		4
896 #define	NFSV4IOHINT_WILLNEEDOPTUN	5
897 #define	NFSV4IOHINT_DONTNEED		6
898 #define	NFSV4IOHINT_NOREUSE		7
899 #define	NFSV4IOHINT_READ		8
900 #define	NFSV4IOHINT_WRITE		9
901 #define	NFSV4IOHINT_INITPROXIMITY	10
902 
903 #endif	/* _KERNEL */
904 
905 /*
906  * The attribute bits used for V4.
907  * NFSATTRBIT_xxx defines the attribute# (and its bit position)
908  * NFSATTRBM_xxx is a 32bit mask with the correct bit set within the
909  *	appropriate 32bit word.
910  * NFSATTRBIT_MAX is one greater than the largest NFSATTRBIT_xxx
911  */
912 #define	NFSATTRBIT_SUPPORTEDATTRS	0
913 #define	NFSATTRBIT_TYPE			1
914 #define	NFSATTRBIT_FHEXPIRETYPE		2
915 #define	NFSATTRBIT_CHANGE		3
916 #define	NFSATTRBIT_SIZE			4
917 #define	NFSATTRBIT_LINKSUPPORT		5
918 #define	NFSATTRBIT_SYMLINKSUPPORT	6
919 #define	NFSATTRBIT_NAMEDATTR		7
920 #define	NFSATTRBIT_FSID			8
921 #define	NFSATTRBIT_UNIQUEHANDLES	9
922 #define	NFSATTRBIT_LEASETIME		10
923 #define	NFSATTRBIT_RDATTRERROR		11
924 #define	NFSATTRBIT_ACL			12
925 #define	NFSATTRBIT_ACLSUPPORT		13
926 #define	NFSATTRBIT_ARCHIVE		14
927 #define	NFSATTRBIT_CANSETTIME		15
928 #define	NFSATTRBIT_CASEINSENSITIVE	16
929 #define	NFSATTRBIT_CASEPRESERVING	17
930 #define	NFSATTRBIT_CHOWNRESTRICTED	18
931 #define	NFSATTRBIT_FILEHANDLE		19
932 #define	NFSATTRBIT_FILEID		20
933 #define	NFSATTRBIT_FILESAVAIL		21
934 #define	NFSATTRBIT_FILESFREE		22
935 #define	NFSATTRBIT_FILESTOTAL		23
936 #define	NFSATTRBIT_FSLOCATIONS		24
937 #define	NFSATTRBIT_HIDDEN		25
938 #define	NFSATTRBIT_HOMOGENEOUS		26
939 #define	NFSATTRBIT_MAXFILESIZE		27
940 #define	NFSATTRBIT_MAXLINK		28
941 #define	NFSATTRBIT_MAXNAME		29
942 #define	NFSATTRBIT_MAXREAD		30
943 #define	NFSATTRBIT_MAXWRITE		31
944 #define	NFSATTRBIT_MIMETYPE		32
945 #define	NFSATTRBIT_MODE			33
946 #define	NFSATTRBIT_NOTRUNC		34
947 #define	NFSATTRBIT_NUMLINKS		35
948 #define	NFSATTRBIT_OWNER		36
949 #define	NFSATTRBIT_OWNERGROUP		37
950 #define	NFSATTRBIT_QUOTAHARD		38
951 #define	NFSATTRBIT_QUOTASOFT		39
952 #define	NFSATTRBIT_QUOTAUSED		40
953 #define	NFSATTRBIT_RAWDEV		41
954 #define	NFSATTRBIT_SPACEAVAIL		42
955 #define	NFSATTRBIT_SPACEFREE		43
956 #define	NFSATTRBIT_SPACETOTAL		44
957 #define	NFSATTRBIT_SPACEUSED		45
958 #define	NFSATTRBIT_SYSTEM		46
959 #define	NFSATTRBIT_TIMEACCESS		47
960 #define	NFSATTRBIT_TIMEACCESSSET	48
961 #define	NFSATTRBIT_TIMEBACKUP		49
962 #define	NFSATTRBIT_TIMECREATE		50
963 #define	NFSATTRBIT_TIMEDELTA		51
964 #define	NFSATTRBIT_TIMEMETADATA		52
965 #define	NFSATTRBIT_TIMEMODIFY		53
966 #define	NFSATTRBIT_TIMEMODIFYSET	54
967 #define	NFSATTRBIT_MOUNTEDONFILEID	55
968 #define	NFSATTRBIT_DIRNOTIFDELAY	56
969 #define	NFSATTRBIT_DIRENTNOTIFDELAY	57
970 #define	NFSATTRBIT_DACL			58
971 #define	NFSATTRBIT_SACL			59
972 #define	NFSATTRBIT_CHANGEPOLICY		60
973 #define	NFSATTRBIT_FSSTATUS		61
974 #define	NFSATTRBIT_FSLAYOUTTYPE		62
975 #define	NFSATTRBIT_LAYOUTHINT		63
976 #define	NFSATTRBIT_LAYOUTTYPE		64
977 #define	NFSATTRBIT_LAYOUTBLKSIZE	65
978 #define	NFSATTRBIT_LAYOUTALIGNMENT	66
979 #define	NFSATTRBIT_FSLOCATIONSINFO	67
980 #define	NFSATTRBIT_MDSTHRESHOLD		68
981 #define	NFSATTRBIT_RETENTIONGET		69
982 #define	NFSATTRBIT_RETENTIONSET		70
983 #define	NFSATTRBIT_RETENTEVTGET		71
984 #define	NFSATTRBIT_RETENTEVTSET		72
985 #define	NFSATTRBIT_RETENTIONHOLD	73
986 #define	NFSATTRBIT_MODESETMASKED	74
987 #define	NFSATTRBIT_SUPPATTREXCLCREAT	75
988 #define	NFSATTRBIT_FSCHARSETCAP		76
989 #define	NFSATTRBIT_CLONEBLKSIZE		77
990 #define	NFSATTRBIT_SPACEFREED		78
991 #define	NFSATTRBIT_CHANGEATTRTYPE	79
992 #define	NFSATTRBIT_SECLABEL		80
993 /* Not sure what attribute bit #81 is? */
994 #define	NFSATTRBIT_XATTRSUPPORT		82
995 
996 #define	NFSATTRBM_SUPPORTEDATTRS	0x00000001
997 #define	NFSATTRBM_TYPE			0x00000002
998 #define	NFSATTRBM_FHEXPIRETYPE		0x00000004
999 #define	NFSATTRBM_CHANGE		0x00000008
1000 #define	NFSATTRBM_SIZE			0x00000010
1001 #define	NFSATTRBM_LINKSUPPORT		0x00000020
1002 #define	NFSATTRBM_SYMLINKSUPPORT	0x00000040
1003 #define	NFSATTRBM_NAMEDATTR		0x00000080
1004 #define	NFSATTRBM_FSID			0x00000100
1005 #define	NFSATTRBM_UNIQUEHANDLES		0x00000200
1006 #define	NFSATTRBM_LEASETIME		0x00000400
1007 #define	NFSATTRBM_RDATTRERROR		0x00000800
1008 #define	NFSATTRBM_ACL			0x00001000
1009 #define	NFSATTRBM_ACLSUPPORT		0x00002000
1010 #define	NFSATTRBM_ARCHIVE		0x00004000
1011 #define	NFSATTRBM_CANSETTIME		0x00008000
1012 #define	NFSATTRBM_CASEINSENSITIVE	0x00010000
1013 #define	NFSATTRBM_CASEPRESERVING	0x00020000
1014 #define	NFSATTRBM_CHOWNRESTRICTED	0x00040000
1015 #define	NFSATTRBM_FILEHANDLE		0x00080000
1016 #define	NFSATTRBM_FILEID		0x00100000
1017 #define	NFSATTRBM_FILESAVAIL		0x00200000
1018 #define	NFSATTRBM_FILESFREE		0x00400000
1019 #define	NFSATTRBM_FILESTOTAL		0x00800000
1020 #define	NFSATTRBM_FSLOCATIONS		0x01000000
1021 #define	NFSATTRBM_HIDDEN		0x02000000
1022 #define	NFSATTRBM_HOMOGENEOUS		0x04000000
1023 #define	NFSATTRBM_MAXFILESIZE		0x08000000
1024 #define	NFSATTRBM_MAXLINK		0x10000000
1025 #define	NFSATTRBM_MAXNAME		0x20000000
1026 #define	NFSATTRBM_MAXREAD		0x40000000
1027 #define	NFSATTRBM_MAXWRITE		0x80000000
1028 #define	NFSATTRBM_MIMETYPE		0x00000001
1029 #define	NFSATTRBM_MODE			0x00000002
1030 #define	NFSATTRBM_NOTRUNC		0x00000004
1031 #define	NFSATTRBM_NUMLINKS		0x00000008
1032 #define	NFSATTRBM_OWNER			0x00000010
1033 #define	NFSATTRBM_OWNERGROUP		0x00000020
1034 #define	NFSATTRBM_QUOTAHARD		0x00000040
1035 #define	NFSATTRBM_QUOTASOFT		0x00000080
1036 #define	NFSATTRBM_QUOTAUSED		0x00000100
1037 #define	NFSATTRBM_RAWDEV		0x00000200
1038 #define	NFSATTRBM_SPACEAVAIL		0x00000400
1039 #define	NFSATTRBM_SPACEFREE		0x00000800
1040 #define	NFSATTRBM_SPACETOTAL		0x00001000
1041 #define	NFSATTRBM_SPACEUSED		0x00002000
1042 #define	NFSATTRBM_SYSTEM		0x00004000
1043 #define	NFSATTRBM_TIMEACCESS		0x00008000
1044 #define	NFSATTRBM_TIMEACCESSSET		0x00010000
1045 #define	NFSATTRBM_TIMEBACKUP		0x00020000
1046 #define	NFSATTRBM_TIMECREATE		0x00040000
1047 #define	NFSATTRBM_TIMEDELTA		0x00080000
1048 #define	NFSATTRBM_TIMEMETADATA		0x00100000
1049 #define	NFSATTRBM_TIMEMODIFY		0x00200000
1050 #define	NFSATTRBM_TIMEMODIFYSET		0x00400000
1051 #define	NFSATTRBM_MOUNTEDONFILEID	0x00800000
1052 #define	NFSATTRBM_DIRNOTIFDELAY		0x01000000
1053 #define	NFSATTRBM_DIRENTNOTIFDELAY	0x02000000
1054 #define	NFSATTRBM_DACL			0x04000000
1055 #define	NFSATTRBM_SACL			0x08000000
1056 #define	NFSATTRBM_CHANGEPOLICY		0x10000000
1057 #define	NFSATTRBM_FSSTATUS		0x20000000
1058 #define	NFSATTRBM_FSLAYOUTTYPE		0x40000000
1059 #define	NFSATTRBM_LAYOUTHINT		0x80000000
1060 #define	NFSATTRBM_LAYOUTTYPE		0x00000001
1061 #define	NFSATTRBM_LAYOUTBLKSIZE		0x00000002
1062 #define	NFSATTRBM_LAYOUTALIGNMENT	0x00000004
1063 #define	NFSATTRBM_FSLOCATIONSINFO	0x00000008
1064 #define	NFSATTRBM_MDSTHRESHOLD		0x00000010
1065 #define	NFSATTRBM_RETENTIONGET		0x00000020
1066 #define	NFSATTRBM_RETENTIONSET		0x00000040
1067 #define	NFSATTRBM_RETENTEVTGET		0x00000080
1068 #define	NFSATTRBM_RETENTEVTSET		0x00000100
1069 #define	NFSATTRBM_RETENTIONHOLD		0x00000200
1070 #define	NFSATTRBM_MODESETMASKED		0x00000400
1071 #define	NFSATTRBM_SUPPATTREXCLCREAT	0x00000800
1072 #define	NFSATTRBM_FSCHARSETCAP		0x00001000
1073 #define	NFSATTRBM_CLONEBLKSIZE		0x00002000
1074 #define	NFSATTRBM_SPACEFREED		0x00004000
1075 #define	NFSATTRBM_CHANGEATTRTYPE	0x00008000
1076 #define	NFSATTRBM_SECLABEL		0x00010000
1077 /* Not sure what attribute bit#81/0x00020000 is? */
1078 #define	NFSATTRBM_XATTRSUPPORT		0x00040000
1079 
1080 #define	NFSATTRBIT_MAX			83
1081 
1082 /*
1083  * Sets of attributes that are supported, by words in the bitmap.
1084  */
1085 /*
1086  * NFSATTRBIT_SUPPORTED - SUPP0 - bits 0<->31
1087  *			  SUPP1 - bits 32<->63
1088  *			  SUPP2 - bits 64<->95
1089  */
1090 #define	NFSATTRBIT_SUPP0						\
1091  	(NFSATTRBM_SUPPORTEDATTRS |					\
1092  	NFSATTRBM_TYPE |						\
1093  	NFSATTRBM_FHEXPIRETYPE |					\
1094  	NFSATTRBM_CHANGE |						\
1095  	NFSATTRBM_SIZE |						\
1096  	NFSATTRBM_LINKSUPPORT |						\
1097  	NFSATTRBM_SYMLINKSUPPORT |					\
1098  	NFSATTRBM_NAMEDATTR |						\
1099  	NFSATTRBM_FSID |						\
1100  	NFSATTRBM_UNIQUEHANDLES |					\
1101  	NFSATTRBM_LEASETIME |						\
1102  	NFSATTRBM_RDATTRERROR |						\
1103  	NFSATTRBM_ACL |							\
1104  	NFSATTRBM_ACLSUPPORT |						\
1105  	NFSATTRBM_CANSETTIME |						\
1106  	NFSATTRBM_CASEINSENSITIVE |					\
1107  	NFSATTRBM_CASEPRESERVING |					\
1108  	NFSATTRBM_CHOWNRESTRICTED |					\
1109  	NFSATTRBM_FILEHANDLE |						\
1110  	NFSATTRBM_FILEID |						\
1111  	NFSATTRBM_FILESAVAIL |						\
1112  	NFSATTRBM_FILESFREE |						\
1113  	NFSATTRBM_FILESTOTAL |						\
1114 	NFSATTRBM_FSLOCATIONS |						\
1115  	NFSATTRBM_HOMOGENEOUS |						\
1116  	NFSATTRBM_MAXFILESIZE |						\
1117  	NFSATTRBM_MAXLINK |						\
1118  	NFSATTRBM_MAXNAME |						\
1119  	NFSATTRBM_MAXREAD |						\
1120  	NFSATTRBM_MAXWRITE)
1121 
1122 /*
1123  * NFSATTRBIT_S1 - subset of SUPP1 - OR of the following bits:
1124  */
1125 #define	NFSATTRBIT_S1							\
1126  	(NFSATTRBM_MODE |						\
1127  	NFSATTRBM_NOTRUNC |						\
1128  	NFSATTRBM_NUMLINKS |						\
1129  	NFSATTRBM_OWNER |						\
1130  	NFSATTRBM_OWNERGROUP |						\
1131  	NFSATTRBM_RAWDEV |						\
1132  	NFSATTRBM_SPACEAVAIL |						\
1133  	NFSATTRBM_SPACEFREE |						\
1134  	NFSATTRBM_SPACETOTAL |						\
1135  	NFSATTRBM_SPACEUSED |						\
1136  	NFSATTRBM_TIMEACCESS |						\
1137  	NFSATTRBM_TIMECREATE |						\
1138  	NFSATTRBM_TIMEDELTA |						\
1139  	NFSATTRBM_TIMEMETADATA |					\
1140  	NFSATTRBM_TIMEMODIFY |						\
1141  	NFSATTRBM_MOUNTEDONFILEID |					\
1142 	NFSATTRBM_QUOTAHARD |                        			\
1143     	NFSATTRBM_QUOTASOFT |                        			\
1144     	NFSATTRBM_QUOTAUSED |						\
1145 	NFSATTRBM_FSLAYOUTTYPE)
1146 
1147 #ifdef QUOTA
1148 /*
1149  * If QUOTA OR in NFSATTRBIT_QUOTAHARD, NFSATTRBIT_QUOTASOFT and
1150  * NFSATTRBIT_QUOTAUSED.
1151  */
1152 #define	NFSATTRBIT_SUPP1	(NFSATTRBIT_S1 |			\
1153 				NFSATTRBM_QUOTAHARD |			\
1154 				NFSATTRBM_QUOTASOFT |			\
1155 				NFSATTRBM_QUOTAUSED)
1156 #else
1157 #define	NFSATTRBIT_SUPP1	NFSATTRBIT_S1
1158 #endif
1159 
1160 #define	NFSATTRBIT_SUPP2						\
1161 	(NFSATTRBM_LAYOUTTYPE |						\
1162 	NFSATTRBM_LAYOUTBLKSIZE |					\
1163 	NFSATTRBM_LAYOUTALIGNMENT |					\
1164 	NFSATTRBM_SUPPATTREXCLCREAT |					\
1165 	NFSATTRBM_XATTRSUPPORT)
1166 
1167 /*
1168  * These are the set only attributes.
1169  */
1170 #define	NFSATTRBIT_SUPPSETONLY1	 (NFSATTRBM_TIMEACCESSSET |		\
1171 				 NFSATTRBM_TIMEMODIFYSET)
1172 #define	NFSATTRBIT_SUPPSETONLY2	(NFSATTRBM_MODESETMASKED)
1173 
1174 /*
1175  * NFSATTRBIT_SETABLE - SETABLE0 - bits 0<->31
1176  *			SETABLE1 - bits 32<->63
1177  *			SETABLE2 - bits 64<->95
1178  */
1179 #define	NFSATTRBIT_SETABLE0						\
1180 	(NFSATTRBM_SIZE |						\
1181 	NFSATTRBM_ACL)
1182 #define	NFSATTRBIT_SETABLE1						\
1183  	(NFSATTRBM_MODE |						\
1184  	NFSATTRBM_OWNER |						\
1185  	NFSATTRBM_OWNERGROUP |						\
1186  	NFSATTRBM_TIMECREATE |					\
1187  	NFSATTRBM_TIMEACCESSSET |					\
1188  	NFSATTRBM_TIMEMODIFYSET)
1189 #define	NFSATTRBIT_SETABLE2						\
1190 	(NFSATTRBM_MODESETMASKED)
1191 
1192 /*
1193  * NFSATTRBIT_NFSV41 - Attributes only supported by NFSv4.1.
1194  */
1195 #define	NFSATTRBIT_NFSV41_1						\
1196 	(NFSATTRBM_FSLAYOUTTYPE)
1197 #define	NFSATTRBIT_NFSV41_2						\
1198 	(NFSATTRBM_LAYOUTTYPE |						\
1199 	NFSATTRBM_LAYOUTBLKSIZE |					\
1200 	NFSATTRBM_LAYOUTALIGNMENT |					\
1201 	NFSATTRBM_MODESETMASKED |					\
1202 	NFSATTRBM_SUPPATTREXCLCREAT)
1203 
1204 /*
1205  * NFSATTRBIT_NFSV42 - Attributes only supported by NFSv4.2.
1206  */
1207 #define	NFSATTRBIT_NFSV42_2	NFSATTRBM_XATTRSUPPORT
1208 
1209 /*
1210  * Set of attributes that the getattr vnode op needs.
1211  * OR of the following bits.
1212  * NFSATTRBIT_GETATTR0 - bits 0<->31
1213  */
1214 #define	NFSATTRBIT_GETATTR0						\
1215  	(NFSATTRBM_SUPPORTEDATTRS |					\
1216  	NFSATTRBM_TYPE |						\
1217  	NFSATTRBM_CHANGE |						\
1218  	NFSATTRBM_SIZE |						\
1219  	NFSATTRBM_FSID |						\
1220  	NFSATTRBM_FILEID |						\
1221  	NFSATTRBM_MAXREAD)
1222 
1223 /*
1224  * NFSATTRBIT_GETATTR1 - bits 32<->63
1225  */
1226 #define	NFSATTRBIT_GETATTR1						\
1227  	(NFSATTRBM_MODE |						\
1228  	NFSATTRBM_NUMLINKS |						\
1229  	NFSATTRBM_OWNER |						\
1230  	NFSATTRBM_OWNERGROUP |						\
1231  	NFSATTRBM_RAWDEV |						\
1232  	NFSATTRBM_SPACEUSED |						\
1233  	NFSATTRBM_TIMEACCESS |						\
1234 	NFSATTRBM_TIMECREATE |						\
1235  	NFSATTRBM_TIMEMETADATA |					\
1236  	NFSATTRBM_TIMEMODIFY)
1237 
1238 /*
1239  * NFSATTRBIT_GETATTR2 - bits 64<->95
1240  */
1241 #define	NFSATTRBIT_GETATTR2		0
1242 
1243 /*
1244  * Subset of the above that the Write RPC gets.
1245  * OR of the following bits.
1246  * NFSATTRBIT_WRITEGETATTR0 - bits 0<->31
1247  */
1248 #define	NFSATTRBIT_WRITEGETATTR0					\
1249  	(NFSATTRBM_SUPPORTEDATTRS |					\
1250  	NFSATTRBM_TYPE |						\
1251  	NFSATTRBM_CHANGE |						\
1252  	NFSATTRBM_SIZE |						\
1253  	NFSATTRBM_FSID |						\
1254  	NFSATTRBM_FILEID |						\
1255  	NFSATTRBM_MAXREAD)
1256 
1257 /*
1258  * NFSATTRBIT_WRITEGETATTR1 - bits 32<->63
1259  */
1260 #define	NFSATTRBIT_WRITEGETATTR1					\
1261  	(NFSATTRBM_MODE |						\
1262  	NFSATTRBM_NUMLINKS |						\
1263  	NFSATTRBM_RAWDEV |						\
1264  	NFSATTRBM_SPACEUSED |						\
1265  	NFSATTRBM_TIMEACCESS |						\
1266 	NFSATTRBM_TIMECREATE |						\
1267  	NFSATTRBM_TIMEMETADATA |					\
1268  	NFSATTRBM_TIMEMODIFY)
1269 
1270 /*
1271  * NFSATTRBIT_WRITEGETATTR2 - bits 64<->95
1272  */
1273 #define	NFSATTRBIT_WRITEGETATTR2	0
1274 
1275 /*
1276  * Set of attributes that the wccattr operation op needs.
1277  * OR of the following bits.
1278  * NFSATTRBIT_WCCATTR0 - bits 0<->31
1279  */
1280 #define	NFSATTRBIT_WCCATTR0	0
1281 
1282 /*
1283  * NFSATTRBIT_WCCATTR1 - bits 32<->63
1284  */
1285 #define	NFSATTRBIT_WCCATTR1						\
1286  	(NFSATTRBM_TIMEMODIFY)
1287 
1288 /*
1289  * NFSATTRBIT_WCCATTR2 - bits 64<->95
1290  */
1291 #define	NFSATTRBIT_WCCATTR2		0
1292 
1293 /*
1294  * NFSATTRBIT_CBGETATTR0 - bits 0<->31
1295  */
1296 #define	NFSATTRBIT_CBGETATTR0	(NFSATTRBM_CHANGE | NFSATTRBM_SIZE)
1297 
1298 /*
1299  * NFSATTRBIT_CBGETATTR1 - bits 32<->63
1300  */
1301 #define	NFSATTRBIT_CBGETATTR1		0x0
1302 
1303 /*
1304  * NFSATTRBIT_CBGETATTR2 - bits 64<->95
1305  */
1306 #define	NFSATTRBIT_CBGETATTR2		0x0
1307 
1308 /*
1309  * Sets of attributes that require a VFS_STATFS() call to get the
1310  * values of.
1311  * NFSATTRBIT_STATFS0 - bits 0<->31
1312  */
1313 #define	NFSATTRBIT_STATFS0						\
1314 	(NFSATTRBM_LINKSUPPORT |					\
1315 	NFSATTRBM_SYMLINKSUPPORT |					\
1316 	NFSATTRBM_CANSETTIME |						\
1317  	NFSATTRBM_FILESAVAIL |						\
1318  	NFSATTRBM_FILESFREE |						\
1319  	NFSATTRBM_FILESTOTAL |						\
1320  	NFSATTRBM_HOMOGENEOUS |						\
1321  	NFSATTRBM_MAXFILESIZE |						\
1322 	NFSATTRBM_MAXNAME |						\
1323 	NFSATTRBM_MAXREAD |						\
1324 	NFSATTRBM_MAXWRITE)
1325 
1326 /*
1327  * NFSATTRBIT_STATFS1 - bits 32<->63
1328  */
1329 #define	NFSATTRBIT_STATFS1						\
1330  	(NFSATTRBM_QUOTAHARD |						\
1331  	NFSATTRBM_QUOTASOFT |						\
1332  	NFSATTRBM_QUOTAUSED |						\
1333  	NFSATTRBM_SPACEAVAIL |						\
1334  	NFSATTRBM_SPACEFREE |						\
1335  	NFSATTRBM_SPACETOTAL |						\
1336  	NFSATTRBM_SPACEUSED |						\
1337 	NFSATTRBM_TIMEDELTA)
1338 
1339 /*
1340  * NFSATTRBIT_STATFS2 - bits 64<->95
1341  */
1342 #define	NFSATTRBIT_STATFS2		0
1343 
1344 /*
1345  * These are the bits that are needed by the nfs_statfs() call.
1346  * (The regular getattr bits are or'd in so the vnode gets the correct
1347  *  type, etc.)
1348  * NFSGETATTRBIT_STATFS0 - bits 0<->31
1349  */
1350 #define	NFSGETATTRBIT_STATFS0	(NFSATTRBIT_GETATTR0 |			\
1351 				NFSATTRBM_LINKSUPPORT |			\
1352 				NFSATTRBM_SYMLINKSUPPORT |		\
1353 				NFSATTRBM_CANSETTIME |			\
1354 				NFSATTRBM_FILESFREE |			\
1355 				NFSATTRBM_FILESTOTAL |			\
1356 				NFSATTRBM_HOMOGENEOUS |			\
1357 				NFSATTRBM_MAXFILESIZE |			\
1358 				NFSATTRBM_MAXNAME |			\
1359 				NFSATTRBM_MAXREAD |			\
1360 				NFSATTRBM_MAXWRITE)
1361 
1362 /*
1363  * NFSGETATTRBIT_STATFS1 - bits 32<->63
1364  */
1365 #define	NFSGETATTRBIT_STATFS1	(NFSATTRBIT_GETATTR1 |			\
1366 				NFSATTRBM_SPACEAVAIL |			\
1367 				NFSATTRBM_SPACEFREE |			\
1368 				NFSATTRBM_SPACETOTAL |			\
1369 				NFSATTRBM_TIMEDELTA)
1370 
1371 /*
1372  * NFSGETATTRBIT_STATFS2 - bits 64<->95
1373  */
1374 #define	NFSGETATTRBIT_STATFS2		0
1375 
1376 /*
1377  * Set of attributes for the equivalent of an nfsv3 pathconf rpc.
1378  * NFSGETATTRBIT_PATHCONF0 - bits 0<->31
1379  */
1380 #define	NFSGETATTRBIT_PATHCONF0	(NFSATTRBIT_GETATTR0 |			\
1381 			 	NFSATTRBM_CASEINSENSITIVE |		\
1382 			 	NFSATTRBM_CASEPRESERVING |		\
1383 			 	NFSATTRBM_CHOWNRESTRICTED |		\
1384 			 	NFSATTRBM_MAXLINK |			\
1385 			 	NFSATTRBM_MAXNAME)
1386 
1387 /*
1388  * NFSGETATTRBIT_PATHCONF1 - bits 32<->63
1389  */
1390 #define	NFSGETATTRBIT_PATHCONF1	(NFSATTRBIT_GETATTR1 |			\
1391 				NFSATTRBM_NOTRUNC)
1392 
1393 /*
1394  * NFSGETATTRBIT_PATHCONF2 - bits 64<->95
1395  */
1396 #define	NFSGETATTRBIT_PATHCONF2		0
1397 
1398 /*
1399  * Sets of attributes required by readdir and readdirplus.
1400  * NFSATTRBIT_READDIRPLUS0	(NFSATTRBIT_GETATTR0 | NFSATTRBIT_FILEHANDLE |
1401  *				 NFSATTRBIT_RDATTRERROR)
1402  */
1403 #define	NFSATTRBIT_READDIRPLUS0	(NFSATTRBIT_GETATTR0 | NFSATTRBM_FILEHANDLE | \
1404 				NFSATTRBM_RDATTRERROR)
1405 #define	NFSATTRBIT_READDIRPLUS1	NFSATTRBIT_GETATTR1
1406 #define	NFSATTRBIT_READDIRPLUS2		0
1407 
1408 /*
1409  * Set of attributes supported by Referral vnodes.
1410  */
1411 #define	NFSATTRBIT_REFERRAL0	(NFSATTRBM_TYPE | NFSATTRBM_FSID |	\
1412 	NFSATTRBM_RDATTRERROR | NFSATTRBM_FSLOCATIONS)
1413 #define	NFSATTRBIT_REFERRAL1	NFSATTRBM_MOUNTEDONFILEID
1414 #define	NFSATTRBIT_REFERRAL2		0
1415 
1416 /*
1417  * Structure for data handled by the statfs rpc. Since some fields are
1418  * u_int64_t, this cannot be used for copying data on/off the wire, due
1419  * to alignment concerns.
1420  */
1421 struct nfsstatfs {
1422 	union {
1423 		struct {
1424 			u_int32_t nfsv2sf_tsize;
1425 			u_int32_t nfsv2sf_bsize;
1426 			u_int32_t nfsv2sf_blocks;
1427 			u_int32_t nfsv2sf_bfree;
1428 			u_int32_t nfsv2sf_bavail;
1429 		} sf_nfsv2;
1430 		struct {
1431 			u_int64_t nfsv3sf_tbytes;
1432 			u_int64_t nfsv3sf_fbytes;
1433 			u_int64_t nfsv3sf_abytes;
1434 			u_int64_t nfsv3sf_tfiles;
1435 			u_int64_t nfsv3sf_ffiles;
1436 			u_int64_t nfsv3sf_afiles;
1437 			u_int32_t nfsv3sf_invarsec;
1438 		} sf_nfsv3;
1439 	} sf_un;
1440 };
1441 
1442 #define	sf_tsize	sf_un.sf_nfsv2.nfsv2sf_tsize
1443 #define	sf_bsize	sf_un.sf_nfsv2.nfsv2sf_bsize
1444 #define	sf_blocks	sf_un.sf_nfsv2.nfsv2sf_blocks
1445 #define	sf_bfree	sf_un.sf_nfsv2.nfsv2sf_bfree
1446 #define	sf_bavail	sf_un.sf_nfsv2.nfsv2sf_bavail
1447 #define	sf_tbytes	sf_un.sf_nfsv3.nfsv3sf_tbytes
1448 #define	sf_fbytes	sf_un.sf_nfsv3.nfsv3sf_fbytes
1449 #define	sf_abytes	sf_un.sf_nfsv3.nfsv3sf_abytes
1450 #define	sf_tfiles	sf_un.sf_nfsv3.nfsv3sf_tfiles
1451 #define	sf_ffiles	sf_un.sf_nfsv3.nfsv3sf_ffiles
1452 #define	sf_afiles	sf_un.sf_nfsv3.nfsv3sf_afiles
1453 #define	sf_invarsec	sf_un.sf_nfsv3.nfsv3sf_invarsec
1454 
1455 /*
1456  * Now defined using u_int64_t for the 64 bit field(s).
1457  * (Cannot be used to move data on/off the wire, due to alignment concerns.)
1458  */
1459 struct nfsfsinfo {
1460 	u_int32_t fs_rtmax;
1461 	u_int32_t fs_rtpref;
1462 	u_int32_t fs_rtmult;
1463 	u_int32_t fs_wtmax;
1464 	u_int32_t fs_wtpref;
1465 	u_int32_t fs_wtmult;
1466 	u_int32_t fs_dtpref;
1467 	u_int64_t fs_maxfilesize;
1468 	struct timespec fs_timedelta;
1469 	u_int32_t fs_properties;
1470 };
1471 
1472 /*
1473  * Bits for fs_properties
1474  */
1475 #define	NFSV3_FSFLINK		0x1
1476 #define	NFSV3_FSFSYMLINK	0x2
1477 #define	NFSV3_FSFHOMOGENEOUS	0x4
1478 #define	NFSV3_FSFCANSETTIME	0x8
1479 
1480 /*
1481  * Yikes, overload fs_rtmult as fs_maxname for V4.
1482  */
1483 #define	fs_maxname	fs_rtmult
1484 
1485 struct nfsv3_pathconf {
1486 	u_int32_t pc_linkmax;
1487 	u_int32_t pc_namemax;
1488 	u_int32_t pc_notrunc;
1489 	u_int32_t pc_chownrestricted;
1490 	u_int32_t pc_caseinsensitive;
1491 	u_int32_t pc_casepreserving;
1492 };
1493 
1494 /*
1495  * NFS V4 data structures.
1496  */
1497 struct nfsv4stateid {
1498 	u_int32_t	seqid;
1499 	u_int32_t	other[NFSX_STATEIDOTHER / NFSX_UNSIGNED];
1500 };
1501 typedef struct nfsv4stateid nfsv4stateid_t;
1502 
1503 /* Notify bits and notify bitmap size. */
1504 #define	NFSV4NOTIFY_CHANGE	1
1505 #define	NFSV4NOTIFY_DELETE	2
1506 #define	NFSV4_NOTIFYBITMAP	1	/* # of 32bit values needed for bits */
1507 
1508 /* Layoutreturn kinds. */
1509 #define	NFSV4LAYOUTRET_FILE	1
1510 #define	NFSV4LAYOUTRET_FSID	2
1511 #define	NFSV4LAYOUTRET_ALL	3
1512 
1513 /* Seek Contents. */
1514 #define	NFSV4CONTENT_DATA	0
1515 #define	NFSV4CONTENT_HOLE	1
1516 
1517 /* Options for Set Extended attribute (RFC-8276). */
1518 #define	NFSV4SXATTR_EITHER	0
1519 #define	NFSV4SXATTR_CREATE	1
1520 #define	NFSV4SXATTR_REPLACE	2
1521 
1522 #endif	/* _NFS_NFSPROTO_H_ */
1523