FreeBSD/Linux Kernel Cross Reference
sys/fs/nfs/nfsproto.h
1 /*-
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * $FreeBSD: releng/9.0/sys/fs/nfs/nfsproto.h 223657 2011-06-28 22:52:38Z rmacklem $
33 */
34
35 #ifndef _NFS_NFSPROTO_H_
36 #define _NFS_NFSPROTO_H_
37
38 /*
39 * nfs definitions as per the Version 2, 3 and 4 specs
40 */
41
42 /*
43 * Constants as defined in the NFS Version 2, 3 and 4 specs.
44 * "NFS: Network File System Protocol Specification" RFC1094
45 * and in the "NFS: Network File System Version 3 Protocol
46 * Specification"
47 */
48
49 #define NFS_PORT 2049
50 #define NFS_PROG 100003
51 #define NFS_CALLBCKPROG 0x40000000 /* V4 only */
52 #define NFS_VER2 2
53 #define NFS_VER3 3
54 #define NFS_VER4 4
55 #define NFS_V2MAXDATA 8192
56 #define NFS_MAXDGRAMDATA 16384
57 #define NFS_MAXDATA NFS_MAXBSIZE
58 #define NFS_MAXPATHLEN 1024
59 #define NFS_MAXNAMLEN 255
60 #define NFS_MAXPKTHDR 404
61 #define NFS_MAXPACKET (NFS_MAXDATA + 2048)
62 #define NFS_MINPACKET 20
63 #define NFS_FABLKSIZE 512 /* Size in bytes of a block wrt fa_blocks */
64 #define NFSV4_MINORVERSION 0 /* V4 Minor version */
65 #define NFSV4_CBVERS 1 /* V4 CB Version */
66 #define NFSV4_SMALLSTR 50 /* Strings small enough for stack */
67
68 /* Stat numbers for rpc returns (version 2, 3 and 4) */
69 /*
70 * These numbers are hard-wired in the RFCs, so they can't be changed.
71 * The code currently assumes that the ones < 10000 are the same as
72 * sys/errno.h and that sys/errno.h will never go as high as 10000.
73 * If the value in sys/errno.h of any entry listed below is changed,
74 * the NFS code must be modified to do the mapping between them.
75 * (You can ignore NFSERR_WFLUSH, since it is never actually used.)
76 */
77 #define NFSERR_OK 0
78 #define NFSERR_PERM 1
79 #define NFSERR_NOENT 2
80 #define NFSERR_IO 5
81 #define NFSERR_NXIO 6
82 #define NFSERR_ACCES 13
83 #define NFSERR_EXIST 17
84 #define NFSERR_XDEV 18 /* Version 3, 4 only */
85 #define NFSERR_NODEV 19
86 #define NFSERR_NOTDIR 20
87 #define NFSERR_ISDIR 21
88 #define NFSERR_INVAL 22 /* Version 3, 4 only */
89 #define NFSERR_FBIG 27
90 #define NFSERR_NOSPC 28
91 #define NFSERR_ROFS 30
92 #define NFSERR_MLINK 31 /* Version 3, 4 only */
93 #define NFSERR_NAMETOL 63
94 #define NFSERR_NOTEMPTY 66
95 #define NFSERR_DQUOT 69
96 #define NFSERR_STALE 70
97 #define NFSERR_REMOTE 71 /* Version 3 only */
98 #define NFSERR_WFLUSH 99 /* Version 2 only */
99 #define NFSERR_BADHANDLE 10001 /* These are Version 3, 4 only */
100 #define NFSERR_NOT_SYNC 10002 /* Version 3 Only */
101 #define NFSERR_BAD_COOKIE 10003
102 #define NFSERR_NOTSUPP 10004
103 #define NFSERR_TOOSMALL 10005
104 #define NFSERR_SERVERFAULT 10006
105 #define NFSERR_BADTYPE 10007
106 #define NFSERR_DELAY 10008 /* Called NFSERR_JUKEBOX for V3 */
107 #define NFSERR_SAME 10009 /* These are Version 4 only */
108 #define NFSERR_DENIED 10010
109 #define NFSERR_EXPIRED 10011
110 #define NFSERR_LOCKED 10012
111 #define NFSERR_GRACE 10013
112 #define NFSERR_FHEXPIRED 10014
113 #define NFSERR_SHAREDENIED 10015
114 #define NFSERR_WRONGSEC 10016
115 #define NFSERR_CLIDINUSE 10017
116 #define NFSERR_RESOURCE 10018
117 #define NFSERR_MOVED 10019
118 #define NFSERR_NOFILEHANDLE 10020
119 #define NFSERR_MINORVERMISMATCH 10021
120 #define NFSERR_STALECLIENTID 10022
121 #define NFSERR_STALESTATEID 10023
122 #define NFSERR_OLDSTATEID 10024
123 #define NFSERR_BADSTATEID 10025
124 #define NFSERR_BADSEQID 10026
125 #define NFSERR_NOTSAME 10027
126 #define NFSERR_LOCKRANGE 10028
127 #define NFSERR_SYMLINK 10029
128 #define NFSERR_RESTOREFH 10030
129 #define NFSERR_LEASEMOVED 10031
130 #define NFSERR_ATTRNOTSUPP 10032
131 #define NFSERR_NOGRACE 10033
132 #define NFSERR_RECLAIMBAD 10034
133 #define NFSERR_RECLAIMCONFLICT 10035
134 #define NFSERR_BADXDR 10036
135 #define NFSERR_LOCKSHELD 10037
136 #define NFSERR_OPENMODE 10038
137 #define NFSERR_BADOWNER 10039
138 #define NFSERR_BADCHAR 10040
139 #define NFSERR_BADNAME 10041
140 #define NFSERR_BADRANGE 10042
141 #define NFSERR_LOCKNOTSUPP 10043
142 #define NFSERR_OPILLEGAL 10044
143 #define NFSERR_DEADLOCK 10045
144 #define NFSERR_FILEOPEN 10046
145 #define NFSERR_ADMINREVOKED 10047
146 #define NFSERR_CBPATHDOWN 10048
147
148 #define NFSERR_STALEWRITEVERF 30001 /* Fake return for nfs_commit() */
149 #define NFSERR_DONTREPLY 30003 /* Don't process request */
150 #define NFSERR_RETVOID 30004 /* Return void, not error */
151 #define NFSERR_REPLYFROMCACHE 30005 /* Reply from recent request cache */
152 #define NFSERR_STALEDONTRECOVER 30006 /* Don't initiate recovery */
153
154 #define NFSERR_RPCERR 0x40000000 /* Mark an RPC layer error */
155 #define NFSERR_AUTHERR 0x80000000 /* Mark an authentication error */
156
157 #define NFSERR_RPCMISMATCH (NFSERR_RPCERR | RPC_MISMATCH)
158 #define NFSERR_PROGUNAVAIL (NFSERR_RPCERR | RPC_PROGUNAVAIL)
159 #define NFSERR_PROGMISMATCH (NFSERR_RPCERR | RPC_PROGMISMATCH)
160 #define NFSERR_PROGNOTV4 (NFSERR_RPCERR | 0xffff)
161 #define NFSERR_PROCUNAVAIL (NFSERR_RPCERR | RPC_PROCUNAVAIL)
162 #define NFSERR_GARBAGE (NFSERR_RPCERR | RPC_GARBAGE)
163
164 /* Sizes in bytes of various nfs rpc components */
165 #define NFSX_UNSIGNED 4
166 #define NFSX_HYPER (2 * NFSX_UNSIGNED)
167
168 /* specific to NFS Version 2 */
169 #define NFSX_V2FH 32
170 #define NFSX_V2FATTR 68
171 #define NFSX_V2SATTR 32
172 #define NFSX_V2COOKIE 4
173 #define NFSX_V2STATFS 20
174
175 /* specific to NFS Version 3 */
176 #define NFSX_V3FHMAX 64 /* max. allowed by protocol */
177 #define NFSX_V3FATTR 84
178 #define NFSX_V3SATTR 60 /* max. all fields filled in */
179 #define NFSX_V3SRVSATTR (sizeof (struct nfsv3_sattr))
180 #define NFSX_V3POSTOPATTR (NFSX_V3FATTR + NFSX_UNSIGNED)
181 #define NFSX_V3WCCDATA (NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED)
182 #define NFSX_V3STATFS 52
183 #define NFSX_V3FSINFO 48
184 #define NFSX_V3PATHCONF 24
185
186 /* specific to NFS Version 4 */
187 #define NFSX_V4FHMAX 128
188 #define NFSX_V4FSID (2 * NFSX_HYPER)
189 #define NFSX_V4SPECDATA (2 * NFSX_UNSIGNED)
190 #define NFSX_V4TIME (NFSX_HYPER + NFSX_UNSIGNED)
191 #define NFSX_V4SETTIME (NFSX_UNSIGNED + NFSX_V4TIME)
192
193 /* sizes common to multiple NFS versions */
194 #define NFSX_FHMAX (NFSX_V4FHMAX)
195 #define NFSX_MYFH (sizeof (fhandle_t)) /* size this server uses */
196 #define NFSX_VERF 8
197 #define NFSX_STATEIDOTHER 12
198 #define NFSX_STATEID (NFSX_UNSIGNED + NFSX_STATEIDOTHER)
199 #define NFSX_GSSH 12
200
201 /* variants for multiple versions */
202 #define NFSX_STATFS(v3) ((v3) ? NFSX_V3STATFS : NFSX_V2STATFS)
203
204 /* nfs rpc procedure numbers (before version mapping) */
205 #define NFSPROC_NULL 0
206 #define NFSPROC_GETATTR 1
207 #define NFSPROC_SETATTR 2
208 #define NFSPROC_LOOKUP 3
209 #define NFSPROC_ACCESS 4
210 #define NFSPROC_READLINK 5
211 #define NFSPROC_READ 6
212 #define NFSPROC_WRITE 7
213 #define NFSPROC_CREATE 8
214 #define NFSPROC_MKDIR 9
215 #define NFSPROC_SYMLINK 10
216 #define NFSPROC_MKNOD 11
217 #define NFSPROC_REMOVE 12
218 #define NFSPROC_RMDIR 13
219 #define NFSPROC_RENAME 14
220 #define NFSPROC_LINK 15
221 #define NFSPROC_READDIR 16
222 #define NFSPROC_READDIRPLUS 17
223 #define NFSPROC_FSSTAT 18
224 #define NFSPROC_FSINFO 19
225 #define NFSPROC_PATHCONF 20
226 #define NFSPROC_COMMIT 21
227
228 /*
229 * The lower numbers -> 21 are used by NFSv2 and v3. These define higher
230 * numbers used by NFSv4.
231 * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is
232 * one greater than the last number.
233 */
234 #ifndef NFS_V3NPROCS
235 #define NFS_V3NPROCS 22
236
237 #define NFSPROC_LOOKUPP 22
238 #define NFSPROC_SETCLIENTID 23
239 #define NFSPROC_SETCLIENTIDCFRM 24
240 #define NFSPROC_LOCK 25
241 #define NFSPROC_LOCKU 26
242 #define NFSPROC_OPEN 27
243 #define NFSPROC_CLOSE 28
244 #define NFSPROC_OPENCONFIRM 29
245 #define NFSPROC_LOCKT 30
246 #define NFSPROC_OPENDOWNGRADE 31
247 #define NFSPROC_RENEW 32
248 #define NFSPROC_PUTROOTFH 33
249 #define NFSPROC_RELEASELCKOWN 34
250 #define NFSPROC_DELEGRETURN 35
251 #define NFSPROC_RETDELEGREMOVE 36
252 #define NFSPROC_RETDELEGRENAME1 37
253 #define NFSPROC_RETDELEGRENAME2 38
254 #define NFSPROC_GETACL 39
255 #define NFSPROC_SETACL 40
256
257 /*
258 * Must be defined as one higher than the last Proc# above.
259 */
260 #define NFSV4_NPROCS 41
261 #endif /* NFS_V3NPROCS */
262
263 /*
264 * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code.
265 */
266 #ifndef NFS_NPROCS
267 #define NFS_NPROCS NFSV4_NPROCS
268 #endif
269
270 /*
271 * NFSPROC_NOOP is a fake op# that can't be the same as any V2/3/4 Procedure
272 * or Operation#. Since the NFS V4 Op #s go higher, use NFSV4OP_NOPS, which
273 * is one greater than the highest Op#.
274 */
275 #define NFSPROC_NOOP NFSV4OP_NOPS
276
277 /* Actual Version 2 procedure numbers */
278 #define NFSV2PROC_NULL 0
279 #define NFSV2PROC_GETATTR 1
280 #define NFSV2PROC_SETATTR 2
281 #define NFSV2PROC_NOOP 3
282 #define NFSV2PROC_ROOT NFSV2PROC_NOOP /* Obsolete */
283 #define NFSV2PROC_LOOKUP 4
284 #define NFSV2PROC_READLINK 5
285 #define NFSV2PROC_READ 6
286 #define NFSV2PROC_WRITECACHE NFSV2PROC_NOOP /* Obsolete */
287 #define NFSV2PROC_WRITE 8
288 #define NFSV2PROC_CREATE 9
289 #define NFSV2PROC_REMOVE 10
290 #define NFSV2PROC_RENAME 11
291 #define NFSV2PROC_LINK 12
292 #define NFSV2PROC_SYMLINK 13
293 #define NFSV2PROC_MKDIR 14
294 #define NFSV2PROC_RMDIR 15
295 #define NFSV2PROC_READDIR 16
296 #define NFSV2PROC_STATFS 17
297
298 /*
299 * V4 Procedure numbers
300 */
301 #define NFSV4PROC_COMPOUND 1
302 #define NFSV4PROC_CBNULL 0
303 #define NFSV4PROC_CBCOMPOUND 1
304
305 /*
306 * Constants used by the Version 3 and 4 protocols for various RPCs
307 */
308 #define NFSV3SATTRTIME_DONTCHANGE 0
309 #define NFSV3SATTRTIME_TOSERVER 1
310 #define NFSV3SATTRTIME_TOCLIENT 2
311
312 #define NFSV4SATTRTIME_TOSERVER 0
313 #define NFSV4SATTRTIME_TOCLIENT 1
314
315 #define NFSV4LOCKT_READ 1
316 #define NFSV4LOCKT_WRITE 2
317 #define NFSV4LOCKT_READW 3
318 #define NFSV4LOCKT_WRITEW 4
319 #define NFSV4LOCKT_RELEASE 5
320
321 #define NFSV4OPEN_NOCREATE 0
322 #define NFSV4OPEN_CREATE 1
323 #define NFSV4OPEN_CLAIMNULL 0
324 #define NFSV4OPEN_CLAIMPREVIOUS 1
325 #define NFSV4OPEN_CLAIMDELEGATECUR 2
326 #define NFSV4OPEN_CLAIMDELEGATEPREV 3
327 #define NFSV4OPEN_DELEGATENONE 0
328 #define NFSV4OPEN_DELEGATEREAD 1
329 #define NFSV4OPEN_DELEGATEWRITE 2
330 #define NFSV4OPEN_LIMITSIZE 1
331 #define NFSV4OPEN_LIMITBLOCKS 2
332
333 /*
334 * Nfs V4 ACE stuff
335 */
336 #define NFSV4ACE_ALLOWEDTYPE 0x00000000
337 #define NFSV4ACE_DENIEDTYPE 0x00000001
338 #define NFSV4ACE_AUDITTYPE 0x00000002
339 #define NFSV4ACE_ALARMTYPE 0x00000003
340
341 #define NFSV4ACE_SUPALLOWED 0x00000001
342 #define NFSV4ACE_SUPDENIED 0x00000002
343 #define NFSV4ACE_SUPAUDIT 0x00000004
344 #define NFSV4ACE_SUPALARM 0x00000008
345
346 #define NFSV4ACE_SUPTYPES (NFSV4ACE_SUPALLOWED | NFSV4ACE_SUPDENIED)
347
348 #define NFSV4ACE_FILEINHERIT 0x00000001
349 #define NFSV4ACE_DIRECTORYINHERIT 0x00000002
350 #define NFSV4ACE_NOPROPAGATEINHERIT 0x00000004
351 #define NFSV4ACE_INHERITONLY 0x00000008
352 #define NFSV4ACE_SUCCESSFULACCESS 0x00000010
353 #define NFSV4ACE_FAILEDACCESS 0x00000020
354 #define NFSV4ACE_IDENTIFIERGROUP 0x00000040
355
356 #define NFSV4ACE_READDATA 0x00000001
357 #define NFSV4ACE_LISTDIRECTORY 0x00000001
358 #define NFSV4ACE_WRITEDATA 0x00000002
359 #define NFSV4ACE_ADDFILE 0x00000002
360 #define NFSV4ACE_APPENDDATA 0x00000004
361 #define NFSV4ACE_ADDSUBDIRECTORY 0x00000004
362 #define NFSV4ACE_READNAMEDATTR 0x00000008
363 #define NFSV4ACE_WRITENAMEDATTR 0x00000010
364 #define NFSV4ACE_EXECUTE 0x00000020
365 #define NFSV4ACE_SEARCH 0x00000020
366 #define NFSV4ACE_DELETECHILD 0x00000040
367 #define NFSV4ACE_READATTRIBUTES 0x00000080
368 #define NFSV4ACE_WRITEATTRIBUTES 0x00000100
369 #define NFSV4ACE_DELETE 0x00010000
370 #define NFSV4ACE_READACL 0x00020000
371 #define NFSV4ACE_WRITEACL 0x00040000
372 #define NFSV4ACE_WRITEOWNER 0x00080000
373 #define NFSV4ACE_SYNCHRONIZE 0x00100000
374
375 /*
376 * Here are the mappings between mode bits and acl mask bits for
377 * directories and other files.
378 * (Named attributes have not been included, since named attributes are
379 * not yet supported.)
380 * The mailing list seems to indicate that NFSV4ACE_EXECUTE refers to
381 * searching a directory, although I can't find a statement of that in
382 * the RFC.
383 */
384 #define NFSV4ACE_ALLFILESMASK (NFSV4ACE_READATTRIBUTES | NFSV4ACE_READACL)
385 #define NFSV4ACE_OWNERMASK (NFSV4ACE_WRITEATTRIBUTES | NFSV4ACE_WRITEACL)
386 #define NFSV4ACE_DIRREADMASK NFSV4ACE_LISTDIRECTORY
387 #define NFSV4ACE_DIREXECUTEMASK NFSV4ACE_EXECUTE
388 #define NFSV4ACE_DIRWRITEMASK (NFSV4ACE_ADDFILE | \
389 NFSV4ACE_ADDSUBDIRECTORY | NFSV4ACE_DELETECHILD)
390 #define NFSV4ACE_READMASK NFSV4ACE_READDATA
391 #define NFSV4ACE_WRITEMASK (NFSV4ACE_WRITEDATA | NFSV4ACE_APPENDDATA)
392 #define NFSV4ACE_EXECUTEMASK NFSV4ACE_EXECUTE
393 #define NFSV4ACE_ALLFILEBITS (NFSV4ACE_READMASK | NFSV4ACE_WRITEMASK | \
394 NFSV4ACE_EXECUTEMASK | NFSV4ACE_SYNCHRONIZE)
395 #define NFSV4ACE_ALLDIRBITS (NFSV4ACE_DIRREADMASK | \
396 NFSV4ACE_DIRWRITEMASK | NFSV4ACE_DIREXECUTEMASK)
397 #define NFSV4ACE_AUDITMASK 0x0
398
399 /*
400 * These GENERIC masks are not used and are no longer believed to be useful.
401 */
402 #define NFSV4ACE_GENERICREAD 0x00120081
403 #define NFSV4ACE_GENERICWRITE 0x00160106
404 #define NFSV4ACE_GENERICEXECUTE 0x001200a0
405
406 #define NFSSTATEID_PUTALLZERO 0
407 #define NFSSTATEID_PUTALLONE 1
408 #define NFSSTATEID_PUTSTATEID 2
409
410 /*
411 * Bits for share access and deny.
412 */
413 #define NFSV4OPEN_ACCESSREAD 0x00000001
414 #define NFSV4OPEN_ACCESSWRITE 0x00000002
415 #define NFSV4OPEN_ACCESSBOTH 0x00000003
416
417 #define NFSV4OPEN_DENYNONE 0x00000000
418 #define NFSV4OPEN_DENYREAD 0x00000001
419 #define NFSV4OPEN_DENYWRITE 0x00000002
420 #define NFSV4OPEN_DENYBOTH 0x00000003
421
422 /*
423 * Open result flags
424 * (The first two are in the spec. The rest are used internally.)
425 */
426 #define NFSV4OPEN_RESULTCONFIRM 0x00000002
427 #define NFSV4OPEN_LOCKTYPEPOSIX 0x00000004
428 #define NFSV4OPEN_RFLAGS \
429 (NFSV4OPEN_RESULTCONFIRM | NFSV4OPEN_LOCKTYPEPOSIX)
430 #define NFSV4OPEN_RECALL 0x00010000
431 #define NFSV4OPEN_READDELEGATE 0x00020000
432 #define NFSV4OPEN_WRITEDELEGATE 0x00040000
433
434 /*
435 * NFS V4 File Handle types
436 */
437 #define NFSV4FHTYPE_PERSISTENT 0x0
438 #define NFSV4FHTYPE_NOEXPIREWITHOPEN 0x1
439 #define NFSV4FHTYPE_VOLATILEANY 0x2
440 #define NFSV4FHTYPE_VOLATILEMIGRATE 0x4
441 #define NFSV4FHTYPE_VOLATILERENAME 0x8
442
443 /*
444 * Maximum size of V4 opaque strings.
445 */
446 #define NFSV4_OPAQUELIMIT 1024
447
448 /*
449 * These are the same for V3 and V4.
450 */
451 #define NFSACCESS_READ 0x01
452 #define NFSACCESS_LOOKUP 0x02
453 #define NFSACCESS_MODIFY 0x04
454 #define NFSACCESS_EXTEND 0x08
455 #define NFSACCESS_DELETE 0x10
456 #define NFSACCESS_EXECUTE 0x20
457
458 #define NFSWRITE_UNSTABLE 0
459 #define NFSWRITE_DATASYNC 1
460 #define NFSWRITE_FILESYNC 2
461
462 #define NFSCREATE_UNCHECKED 0
463 #define NFSCREATE_GUARDED 1
464 #define NFSCREATE_EXCLUSIVE 2
465
466 #define NFSV3FSINFO_LINK 0x01
467 #define NFSV3FSINFO_SYMLINK 0x02
468 #define NFSV3FSINFO_HOMOGENEOUS 0x08
469 #define NFSV3FSINFO_CANSETTIME 0x10
470
471 /* Conversion macros */
472 #define vtonfsv2_mode(t,m) \
473 txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : \
474 MAKEIMODE((t), (m)))
475 #define vtonfsv34_mode(m) txdr_unsigned((m) & 07777)
476 #define nfstov_mode(a) (fxdr_unsigned(u_int16_t, (a))&07777)
477 #define vtonfsv2_type(a) (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
478 txdr_unsigned(newnfsv2_type[((u_int32_t)(a))]))
479 #define vtonfsv34_type(a) (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
480 txdr_unsigned(nfsv34_type[((u_int32_t)(a))]))
481 #define nfsv2tov_type(a) newnv2tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
482 #define nfsv34tov_type(a) nv34tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
483 #define vtonfs_dtype(a) (((u_int32_t)(a)) >= 9 ? IFTODT(VTTOIF(VNON)) : \
484 IFTODT(VTTOIF(a)))
485
486 /* File types */
487 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5,
488 NFSOCK=6, NFFIFO=7, NFATTRDIR=8, NFNAMEDATTR=9 } nfstype;
489
490 /* Structs for common parts of the rpc's */
491
492 struct nfsv2_time {
493 u_int32_t nfsv2_sec;
494 u_int32_t nfsv2_usec;
495 };
496 typedef struct nfsv2_time nfstime2;
497
498 struct nfsv3_time {
499 u_int32_t nfsv3_sec;
500 u_int32_t nfsv3_nsec;
501 };
502 typedef struct nfsv3_time nfstime3;
503
504 struct nfsv4_time {
505 u_int32_t nfsv4_highsec;
506 u_int32_t nfsv4_sec;
507 u_int32_t nfsv4_nsec;
508 };
509 typedef struct nfsv4_time nfstime4;
510
511 /*
512 * Quads are defined as arrays of 2 longs to ensure dense packing for the
513 * protocol and to facilitate xdr conversion.
514 */
515 struct nfs_uquad {
516 u_int32_t nfsuquad[2];
517 };
518 typedef struct nfs_uquad nfsuint64;
519
520 /*
521 * Used to convert between two u_longs and a u_quad_t.
522 */
523 union nfs_quadconvert {
524 u_int32_t lval[2];
525 u_quad_t qval;
526 };
527 typedef union nfs_quadconvert nfsquad_t;
528
529 /*
530 * NFS Version 3 special file number.
531 */
532 struct nfsv3_spec {
533 u_int32_t specdata1;
534 u_int32_t specdata2;
535 };
536 typedef struct nfsv3_spec nfsv3spec;
537
538 /*
539 * File attributes and setable attributes. These structures cover both
540 * NFS version 2 and the version 3 protocol. Note that the union is only
541 * used so that one pointer can refer to both variants. These structures
542 * go out on the wire and must be densely packed, so no quad data types
543 * are used. (all fields are longs or u_longs or structures of same)
544 * NB: You can't do sizeof(struct nfs_fattr), you must use the
545 * NFSX_FATTR(v3) macro.
546 */
547 struct nfs_fattr {
548 u_int32_t fa_type;
549 u_int32_t fa_mode;
550 u_int32_t fa_nlink;
551 u_int32_t fa_uid;
552 u_int32_t fa_gid;
553 union {
554 struct {
555 u_int32_t nfsv2fa_size;
556 u_int32_t nfsv2fa_blocksize;
557 u_int32_t nfsv2fa_rdev;
558 u_int32_t nfsv2fa_blocks;
559 u_int32_t nfsv2fa_fsid;
560 u_int32_t nfsv2fa_fileid;
561 nfstime2 nfsv2fa_atime;
562 nfstime2 nfsv2fa_mtime;
563 nfstime2 nfsv2fa_ctime;
564 } fa_nfsv2;
565 struct {
566 nfsuint64 nfsv3fa_size;
567 nfsuint64 nfsv3fa_used;
568 nfsv3spec nfsv3fa_rdev;
569 nfsuint64 nfsv3fa_fsid;
570 nfsuint64 nfsv3fa_fileid;
571 nfstime3 nfsv3fa_atime;
572 nfstime3 nfsv3fa_mtime;
573 nfstime3 nfsv3fa_ctime;
574 } fa_nfsv3;
575 } fa_un;
576 };
577
578 /* and some ugly defines for accessing union components */
579 #define fa2_size fa_un.fa_nfsv2.nfsv2fa_size
580 #define fa2_blocksize fa_un.fa_nfsv2.nfsv2fa_blocksize
581 #define fa2_rdev fa_un.fa_nfsv2.nfsv2fa_rdev
582 #define fa2_blocks fa_un.fa_nfsv2.nfsv2fa_blocks
583 #define fa2_fsid fa_un.fa_nfsv2.nfsv2fa_fsid
584 #define fa2_fileid fa_un.fa_nfsv2.nfsv2fa_fileid
585 #define fa2_atime fa_un.fa_nfsv2.nfsv2fa_atime
586 #define fa2_mtime fa_un.fa_nfsv2.nfsv2fa_mtime
587 #define fa2_ctime fa_un.fa_nfsv2.nfsv2fa_ctime
588 #define fa3_size fa_un.fa_nfsv3.nfsv3fa_size
589 #define fa3_used fa_un.fa_nfsv3.nfsv3fa_used
590 #define fa3_rdev fa_un.fa_nfsv3.nfsv3fa_rdev
591 #define fa3_fsid fa_un.fa_nfsv3.nfsv3fa_fsid
592 #define fa3_fileid fa_un.fa_nfsv3.nfsv3fa_fileid
593 #define fa3_atime fa_un.fa_nfsv3.nfsv3fa_atime
594 #define fa3_mtime fa_un.fa_nfsv3.nfsv3fa_mtime
595 #define fa3_ctime fa_un.fa_nfsv3.nfsv3fa_ctime
596
597 struct nfsv2_sattr {
598 u_int32_t sa_mode;
599 u_int32_t sa_uid;
600 u_int32_t sa_gid;
601 u_int32_t sa_size;
602 nfstime2 sa_atime;
603 nfstime2 sa_mtime;
604 };
605
606 /*
607 * NFS Version 3 sattr structure for the new node creation case.
608 */
609 struct nfsv3_sattr {
610 u_int32_t sa_modetrue;
611 u_int32_t sa_mode;
612 u_int32_t sa_uidfalse;
613 u_int32_t sa_gidfalse;
614 u_int32_t sa_sizefalse;
615 u_int32_t sa_atimetype;
616 nfstime3 sa_atime;
617 u_int32_t sa_mtimetype;
618 nfstime3 sa_mtime;
619 };
620
621 /*
622 * The attribute bits used for V4.
623 * NFSATTRBIT_xxx defines the attribute# (and its bit position)
624 * NFSATTRBM_xxx is a 32bit mask with the correct bit set within the
625 * appropriate 32bit word.
626 * NFSATTRBIT_MAX is one greater than the largest NFSATTRBIT_xxx
627 */
628 #define NFSATTRBIT_SUPPORTEDATTRS 0
629 #define NFSATTRBIT_TYPE 1
630 #define NFSATTRBIT_FHEXPIRETYPE 2
631 #define NFSATTRBIT_CHANGE 3
632 #define NFSATTRBIT_SIZE 4
633 #define NFSATTRBIT_LINKSUPPORT 5
634 #define NFSATTRBIT_SYMLINKSUPPORT 6
635 #define NFSATTRBIT_NAMEDATTR 7
636 #define NFSATTRBIT_FSID 8
637 #define NFSATTRBIT_UNIQUEHANDLES 9
638 #define NFSATTRBIT_LEASETIME 10
639 #define NFSATTRBIT_RDATTRERROR 11
640 #define NFSATTRBIT_ACL 12
641 #define NFSATTRBIT_ACLSUPPORT 13
642 #define NFSATTRBIT_ARCHIVE 14
643 #define NFSATTRBIT_CANSETTIME 15
644 #define NFSATTRBIT_CASEINSENSITIVE 16
645 #define NFSATTRBIT_CASEPRESERVING 17
646 #define NFSATTRBIT_CHOWNRESTRICTED 18
647 #define NFSATTRBIT_FILEHANDLE 19
648 #define NFSATTRBIT_FILEID 20
649 #define NFSATTRBIT_FILESAVAIL 21
650 #define NFSATTRBIT_FILESFREE 22
651 #define NFSATTRBIT_FILESTOTAL 23
652 #define NFSATTRBIT_FSLOCATIONS 24
653 #define NFSATTRBIT_HIDDEN 25
654 #define NFSATTRBIT_HOMOGENEOUS 26
655 #define NFSATTRBIT_MAXFILESIZE 27
656 #define NFSATTRBIT_MAXLINK 28
657 #define NFSATTRBIT_MAXNAME 29
658 #define NFSATTRBIT_MAXREAD 30
659 #define NFSATTRBIT_MAXWRITE 31
660 #define NFSATTRBIT_MIMETYPE 32
661 #define NFSATTRBIT_MODE 33
662 #define NFSATTRBIT_NOTRUNC 34
663 #define NFSATTRBIT_NUMLINKS 35
664 #define NFSATTRBIT_OWNER 36
665 #define NFSATTRBIT_OWNERGROUP 37
666 #define NFSATTRBIT_QUOTAHARD 38
667 #define NFSATTRBIT_QUOTASOFT 39
668 #define NFSATTRBIT_QUOTAUSED 40
669 #define NFSATTRBIT_RAWDEV 41
670 #define NFSATTRBIT_SPACEAVAIL 42
671 #define NFSATTRBIT_SPACEFREE 43
672 #define NFSATTRBIT_SPACETOTAL 44
673 #define NFSATTRBIT_SPACEUSED 45
674 #define NFSATTRBIT_SYSTEM 46
675 #define NFSATTRBIT_TIMEACCESS 47
676 #define NFSATTRBIT_TIMEACCESSSET 48
677 #define NFSATTRBIT_TIMEBACKUP 49
678 #define NFSATTRBIT_TIMECREATE 50
679 #define NFSATTRBIT_TIMEDELTA 51
680 #define NFSATTRBIT_TIMEMETADATA 52
681 #define NFSATTRBIT_TIMEMODIFY 53
682 #define NFSATTRBIT_TIMEMODIFYSET 54
683 #define NFSATTRBIT_MOUNTEDONFILEID 55
684
685 #define NFSATTRBM_SUPPORTEDATTRS 0x00000001
686 #define NFSATTRBM_TYPE 0x00000002
687 #define NFSATTRBM_FHEXPIRETYPE 0x00000004
688 #define NFSATTRBM_CHANGE 0x00000008
689 #define NFSATTRBM_SIZE 0x00000010
690 #define NFSATTRBM_LINKSUPPORT 0x00000020
691 #define NFSATTRBM_SYMLINKSUPPORT 0x00000040
692 #define NFSATTRBM_NAMEDATTR 0x00000080
693 #define NFSATTRBM_FSID 0x00000100
694 #define NFSATTRBM_UNIQUEHANDLES 0x00000200
695 #define NFSATTRBM_LEASETIME 0x00000400
696 #define NFSATTRBM_RDATTRERROR 0x00000800
697 #define NFSATTRBM_ACL 0x00001000
698 #define NFSATTRBM_ACLSUPPORT 0x00002000
699 #define NFSATTRBM_ARCHIVE 0x00004000
700 #define NFSATTRBM_CANSETTIME 0x00008000
701 #define NFSATTRBM_CASEINSENSITIVE 0x00010000
702 #define NFSATTRBM_CASEPRESERVING 0x00020000
703 #define NFSATTRBM_CHOWNRESTRICTED 0x00040000
704 #define NFSATTRBM_FILEHANDLE 0x00080000
705 #define NFSATTRBM_FILEID 0x00100000
706 #define NFSATTRBM_FILESAVAIL 0x00200000
707 #define NFSATTRBM_FILESFREE 0x00400000
708 #define NFSATTRBM_FILESTOTAL 0x00800000
709 #define NFSATTRBM_FSLOCATIONS 0x01000000
710 #define NFSATTRBM_HIDDEN 0x02000000
711 #define NFSATTRBM_HOMOGENEOUS 0x04000000
712 #define NFSATTRBM_MAXFILESIZE 0x08000000
713 #define NFSATTRBM_MAXLINK 0x10000000
714 #define NFSATTRBM_MAXNAME 0x20000000
715 #define NFSATTRBM_MAXREAD 0x40000000
716 #define NFSATTRBM_MAXWRITE 0x80000000
717 #define NFSATTRBM_MIMETYPE 0x00000001
718 #define NFSATTRBM_MODE 0x00000002
719 #define NFSATTRBM_NOTRUNC 0x00000004
720 #define NFSATTRBM_NUMLINKS 0x00000008
721 #define NFSATTRBM_OWNER 0x00000010
722 #define NFSATTRBM_OWNERGROUP 0x00000020
723 #define NFSATTRBM_QUOTAHARD 0x00000040
724 #define NFSATTRBM_QUOTASOFT 0x00000080
725 #define NFSATTRBM_QUOTAUSED 0x00000100
726 #define NFSATTRBM_RAWDEV 0x00000200
727 #define NFSATTRBM_SPACEAVAIL 0x00000400
728 #define NFSATTRBM_SPACEFREE 0x00000800
729 #define NFSATTRBM_SPACETOTAL 0x00001000
730 #define NFSATTRBM_SPACEUSED 0x00002000
731 #define NFSATTRBM_SYSTEM 0x00004000
732 #define NFSATTRBM_TIMEACCESS 0x00008000
733 #define NFSATTRBM_TIMEACCESSSET 0x00010000
734 #define NFSATTRBM_TIMEBACKUP 0x00020000
735 #define NFSATTRBM_TIMECREATE 0x00040000
736 #define NFSATTRBM_TIMEDELTA 0x00080000
737 #define NFSATTRBM_TIMEMETADATA 0x00100000
738 #define NFSATTRBM_TIMEMODIFY 0x00200000
739 #define NFSATTRBM_TIMEMODIFYSET 0x00400000
740 #define NFSATTRBM_MOUNTEDONFILEID 0x00800000
741
742 #define NFSATTRBIT_MAX 56
743
744 /*
745 * Sets of attributes that are supported, by words in the bitmap.
746 */
747 /*
748 * NFSATTRBIT_SUPPORTED - SUPP0 - bits 0<->31
749 * SUPP1 - bits 32<->63
750 */
751 #define NFSATTRBIT_SUPP0 \
752 (NFSATTRBM_SUPPORTEDATTRS | \
753 NFSATTRBM_TYPE | \
754 NFSATTRBM_FHEXPIRETYPE | \
755 NFSATTRBM_CHANGE | \
756 NFSATTRBM_SIZE | \
757 NFSATTRBM_LINKSUPPORT | \
758 NFSATTRBM_SYMLINKSUPPORT | \
759 NFSATTRBM_NAMEDATTR | \
760 NFSATTRBM_FSID | \
761 NFSATTRBM_UNIQUEHANDLES | \
762 NFSATTRBM_LEASETIME | \
763 NFSATTRBM_RDATTRERROR | \
764 NFSATTRBM_ACL | \
765 NFSATTRBM_ACLSUPPORT | \
766 NFSATTRBM_CANSETTIME | \
767 NFSATTRBM_CASEINSENSITIVE | \
768 NFSATTRBM_CASEPRESERVING | \
769 NFSATTRBM_CHOWNRESTRICTED | \
770 NFSATTRBM_FILEHANDLE | \
771 NFSATTRBM_FILEID | \
772 NFSATTRBM_FILESAVAIL | \
773 NFSATTRBM_FILESFREE | \
774 NFSATTRBM_FILESTOTAL | \
775 NFSATTRBM_FSLOCATIONS | \
776 NFSATTRBM_HOMOGENEOUS | \
777 NFSATTRBM_MAXFILESIZE | \
778 NFSATTRBM_MAXLINK | \
779 NFSATTRBM_MAXNAME | \
780 NFSATTRBM_MAXREAD | \
781 NFSATTRBM_MAXWRITE)
782
783 /*
784 * NFSATTRBIT_S1 - subset of SUPP1 - OR of the following bits:
785 */
786 #define NFSATTRBIT_S1 \
787 (NFSATTRBM_MODE | \
788 NFSATTRBM_NOTRUNC | \
789 NFSATTRBM_NUMLINKS | \
790 NFSATTRBM_OWNER | \
791 NFSATTRBM_OWNERGROUP | \
792 NFSATTRBM_RAWDEV | \
793 NFSATTRBM_SPACEAVAIL | \
794 NFSATTRBM_SPACEFREE | \
795 NFSATTRBM_SPACETOTAL | \
796 NFSATTRBM_SPACEUSED | \
797 NFSATTRBM_TIMEACCESS | \
798 NFSATTRBM_TIMEDELTA | \
799 NFSATTRBM_TIMEMETADATA | \
800 NFSATTRBM_TIMEMODIFY | \
801 NFSATTRBM_MOUNTEDONFILEID)
802
803 #ifdef QUOTA
804 /*
805 * If QUOTA OR in NFSATTRBIT_QUOTAHARD, NFSATTRBIT_QUOTASOFT and
806 * NFSATTRBIT_QUOTAUSED.
807 */
808 #define NFSATTRBIT_SUPP1 (NFSATTRBIT_S1 | \
809 NFSATTRBM_QUOTAHARD | \
810 NFSATTRBM_QUOTASOFT | \
811 NFSATTRBM_QUOTAUSED)
812 #else
813 #define NFSATTRBIT_SUPP1 NFSATTRBIT_S1
814 #endif
815
816 /*
817 * NFSATTRBIT_SUPPSETONLY is the OR of NFSATTRBIT_TIMEACCESSSET and
818 * NFSATTRBIT_TIMEMODIFYSET.
819 */
820 #define NFSATTRBIT_SUPPSETONLY (NFSATTRBM_TIMEACCESSSET | \
821 NFSATTRBM_TIMEMODIFYSET)
822
823 /*
824 * NFSATTRBIT_SETABLE - SETABLE0 - bits 0<->31
825 * SETABLE1 - bits 32<->63
826 */
827 #define NFSATTRBIT_SETABLE0 \
828 (NFSATTRBM_SIZE | \
829 NFSATTRBM_ACL)
830 #define NFSATTRBIT_SETABLE1 \
831 (NFSATTRBM_MODE | \
832 NFSATTRBM_OWNER | \
833 NFSATTRBM_OWNERGROUP | \
834 NFSATTRBM_TIMEACCESSSET | \
835 NFSATTRBM_TIMEMODIFYSET)
836
837 /*
838 * Set of attributes that the getattr vnode op needs.
839 * OR of the following bits.
840 * NFSATTRBIT_GETATTR0 - bits 0<->31
841 */
842 #define NFSATTRBIT_GETATTR0 \
843 (NFSATTRBM_SUPPORTEDATTRS | \
844 NFSATTRBM_TYPE | \
845 NFSATTRBM_CHANGE | \
846 NFSATTRBM_SIZE | \
847 NFSATTRBM_FSID | \
848 NFSATTRBM_FILEID | \
849 NFSATTRBM_MAXREAD)
850
851 /*
852 * NFSATTRBIT_GETATTR1 - bits 32<->63
853 */
854 #define NFSATTRBIT_GETATTR1 \
855 (NFSATTRBM_MODE | \
856 NFSATTRBM_NUMLINKS | \
857 NFSATTRBM_OWNER | \
858 NFSATTRBM_OWNERGROUP | \
859 NFSATTRBM_RAWDEV | \
860 NFSATTRBM_SPACEUSED | \
861 NFSATTRBM_TIMEACCESS | \
862 NFSATTRBM_TIMEMETADATA | \
863 NFSATTRBM_TIMEMODIFY)
864
865 /*
866 * Subset of the above that the Write RPC gets.
867 * OR of the following bits.
868 * NFSATTRBIT_WRITEGETATTR0 - bits 0<->31
869 */
870 #define NFSATTRBIT_WRITEGETATTR0 \
871 (NFSATTRBM_SUPPORTEDATTRS | \
872 NFSATTRBM_TYPE | \
873 NFSATTRBM_CHANGE | \
874 NFSATTRBM_SIZE | \
875 NFSATTRBM_FSID | \
876 NFSATTRBM_FILEID | \
877 NFSATTRBM_MAXREAD)
878
879 /*
880 * NFSATTRBIT_WRITEGETATTR1 - bits 32<->63
881 */
882 #define NFSATTRBIT_WRITEGETATTR1 \
883 (NFSATTRBM_MODE | \
884 NFSATTRBM_NUMLINKS | \
885 NFSATTRBM_RAWDEV | \
886 NFSATTRBM_SPACEUSED | \
887 NFSATTRBM_TIMEACCESS | \
888 NFSATTRBM_TIMEMETADATA | \
889 NFSATTRBM_TIMEMODIFY)
890
891 /*
892 * Set of attributes that the wccattr operation op needs.
893 * OR of the following bits.
894 * NFSATTRBIT_WCCATTR0 - bits 0<->31
895 */
896 #define NFSATTRBIT_WCCATTR0 0
897
898 /*
899 * NFSATTRBIT_WCCATTR1 - bits 32<->63
900 */
901 #define NFSATTRBIT_WCCATTR1 \
902 (NFSATTRBM_TIMEMODIFY)
903
904 /*
905 * NFSATTRBIT_CBGETATTR0 - bits 0<->31
906 */
907 #define NFSATTRBIT_CBGETATTR0 (NFSATTRBM_CHANGE | NFSATTRBM_SIZE)
908
909 /*
910 * NFSATTRBIT_CBGETATTR1 - bits 32<->63
911 */
912 #define NFSATTRBIT_CBGETATTR1 0x0
913
914 /*
915 * Sets of attributes that require a VFS_STATFS() call to get the
916 * values of.
917 * NFSATTRBIT_STATFS0 - bits 0<->31
918 */
919 #define NFSATTRBIT_STATFS0 \
920 (NFSATTRBM_LINKSUPPORT | \
921 NFSATTRBM_SYMLINKSUPPORT | \
922 NFSATTRBM_CANSETTIME | \
923 NFSATTRBM_FILESAVAIL | \
924 NFSATTRBM_FILESFREE | \
925 NFSATTRBM_FILESTOTAL | \
926 NFSATTRBM_HOMOGENEOUS | \
927 NFSATTRBM_MAXFILESIZE | \
928 NFSATTRBM_MAXNAME | \
929 NFSATTRBM_MAXREAD | \
930 NFSATTRBM_MAXWRITE)
931
932 /*
933 * NFSATTRBIT_STATFS1 - bits 32<->63
934 */
935 #define NFSATTRBIT_STATFS1 \
936 (NFSATTRBM_QUOTAHARD | \
937 NFSATTRBM_QUOTASOFT | \
938 NFSATTRBM_QUOTAUSED | \
939 NFSATTRBM_SPACEAVAIL | \
940 NFSATTRBM_SPACEFREE | \
941 NFSATTRBM_SPACETOTAL | \
942 NFSATTRBM_SPACEUSED | \
943 NFSATTRBM_TIMEDELTA)
944
945 /*
946 * These are the bits that are needed by the nfs_statfs() call.
947 * (The regular getattr bits are or'd in so the vnode gets the correct
948 * type, etc.)
949 * NFSGETATTRBIT_STATFS0 - bits 0<->31
950 */
951 #define NFSGETATTRBIT_STATFS0 (NFSATTRBIT_GETATTR0 | \
952 NFSATTRBM_LINKSUPPORT | \
953 NFSATTRBM_SYMLINKSUPPORT | \
954 NFSATTRBM_CANSETTIME | \
955 NFSATTRBM_FILESFREE | \
956 NFSATTRBM_FILESTOTAL | \
957 NFSATTRBM_HOMOGENEOUS | \
958 NFSATTRBM_MAXFILESIZE | \
959 NFSATTRBM_MAXNAME | \
960 NFSATTRBM_MAXREAD | \
961 NFSATTRBM_MAXWRITE)
962
963 /*
964 * NFSGETATTRBIT_STATFS1 - bits 32<->63
965 */
966 #define NFSGETATTRBIT_STATFS1 (NFSATTRBIT_GETATTR1 | \
967 NFSATTRBM_SPACEAVAIL | \
968 NFSATTRBM_SPACEFREE | \
969 NFSATTRBM_SPACETOTAL | \
970 NFSATTRBM_TIMEDELTA)
971
972 /*
973 * Set of attributes for the equivalent of an nfsv3 pathconf rpc.
974 * NFSGETATTRBIT_PATHCONF0 - bits 0<->31
975 */
976 #define NFSGETATTRBIT_PATHCONF0 (NFSATTRBIT_GETATTR0 | \
977 NFSATTRBM_CASEINSENSITIVE | \
978 NFSATTRBM_CASEPRESERVING | \
979 NFSATTRBM_CHOWNRESTRICTED | \
980 NFSATTRBM_MAXLINK | \
981 NFSATTRBM_MAXNAME)
982
983 /*
984 * NFSGETATTRBIT_PATHCONF1 - bits 32<->63
985 */
986 #define NFSGETATTRBIT_PATHCONF1 (NFSATTRBIT_GETATTR1 | \
987 NFSATTRBM_NOTRUNC)
988
989 /*
990 * Sets of attributes required by readdir and readdirplus.
991 * NFSATTRBIT_READDIRPLUS0 (NFSATTRBIT_GETATTR0 | NFSATTRBIT_FILEHANDLE |
992 * NFSATTRBIT_RDATTRERROR)
993 */
994 #define NFSATTRBIT_READDIRPLUS0 (NFSATTRBIT_GETATTR0 | NFSATTRBM_FILEHANDLE | \
995 NFSATTRBM_RDATTRERROR)
996 #define NFSATTRBIT_READDIRPLUS1 NFSATTRBIT_GETATTR1
997
998 /*
999 * Set of attributes supported by Referral vnodes.
1000 */
1001 #define NFSATTRBIT_REFERRAL0 (NFSATTRBM_TYPE | NFSATTRBM_FSID | \
1002 NFSATTRBM_RDATTRERROR | NFSATTRBM_FSLOCATIONS)
1003 #define NFSATTRBIT_REFERRAL1 NFSATTRBM_MOUNTEDONFILEID
1004
1005 /*
1006 * Structure for data handled by the statfs rpc. Since some fields are
1007 * u_int64_t, this cannot be used for copying data on/off the wire, due
1008 * to alignment concerns.
1009 */
1010 struct nfsstatfs {
1011 union {
1012 struct {
1013 u_int32_t nfsv2sf_tsize;
1014 u_int32_t nfsv2sf_bsize;
1015 u_int32_t nfsv2sf_blocks;
1016 u_int32_t nfsv2sf_bfree;
1017 u_int32_t nfsv2sf_bavail;
1018 } sf_nfsv2;
1019 struct {
1020 u_int64_t nfsv3sf_tbytes;
1021 u_int64_t nfsv3sf_fbytes;
1022 u_int64_t nfsv3sf_abytes;
1023 u_int64_t nfsv3sf_tfiles;
1024 u_int64_t nfsv3sf_ffiles;
1025 u_int64_t nfsv3sf_afiles;
1026 u_int32_t nfsv3sf_invarsec;
1027 } sf_nfsv3;
1028 } sf_un;
1029 };
1030
1031 #define sf_tsize sf_un.sf_nfsv2.nfsv2sf_tsize
1032 #define sf_bsize sf_un.sf_nfsv2.nfsv2sf_bsize
1033 #define sf_blocks sf_un.sf_nfsv2.nfsv2sf_blocks
1034 #define sf_bfree sf_un.sf_nfsv2.nfsv2sf_bfree
1035 #define sf_bavail sf_un.sf_nfsv2.nfsv2sf_bavail
1036 #define sf_tbytes sf_un.sf_nfsv3.nfsv3sf_tbytes
1037 #define sf_fbytes sf_un.sf_nfsv3.nfsv3sf_fbytes
1038 #define sf_abytes sf_un.sf_nfsv3.nfsv3sf_abytes
1039 #define sf_tfiles sf_un.sf_nfsv3.nfsv3sf_tfiles
1040 #define sf_ffiles sf_un.sf_nfsv3.nfsv3sf_ffiles
1041 #define sf_afiles sf_un.sf_nfsv3.nfsv3sf_afiles
1042 #define sf_invarsec sf_un.sf_nfsv3.nfsv3sf_invarsec
1043
1044 /*
1045 * Now defined using u_int64_t for the 64 bit field(s).
1046 * (Cannot be used to move data on/off the wire, due to alignment concerns.)
1047 */
1048 struct nfsfsinfo {
1049 u_int32_t fs_rtmax;
1050 u_int32_t fs_rtpref;
1051 u_int32_t fs_rtmult;
1052 u_int32_t fs_wtmax;
1053 u_int32_t fs_wtpref;
1054 u_int32_t fs_wtmult;
1055 u_int32_t fs_dtpref;
1056 u_int64_t fs_maxfilesize;
1057 struct timespec fs_timedelta;
1058 u_int32_t fs_properties;
1059 };
1060
1061 /*
1062 * Bits for fs_properties
1063 */
1064 #define NFSV3_FSFLINK 0x1
1065 #define NFSV3_FSFSYMLINK 0x2
1066 #define NFSV3_FSFHOMOGENEOUS 0x4
1067 #define NFSV3_FSFCANSETTIME 0x8
1068
1069 /*
1070 * Yikes, overload fs_rtmult as fs_maxname for V4.
1071 */
1072 #define fs_maxname fs_rtmult
1073
1074 struct nfsv3_pathconf {
1075 u_int32_t pc_linkmax;
1076 u_int32_t pc_namemax;
1077 u_int32_t pc_notrunc;
1078 u_int32_t pc_chownrestricted;
1079 u_int32_t pc_caseinsensitive;
1080 u_int32_t pc_casepreserving;
1081 };
1082
1083 /*
1084 * NFS V4 data structures.
1085 */
1086 struct nfsv4stateid {
1087 u_int32_t seqid;
1088 u_int32_t other[NFSX_STATEIDOTHER / NFSX_UNSIGNED];
1089 };
1090 typedef struct nfsv4stateid nfsv4stateid_t;
1091
1092 #endif /* _NFS_NFSPROTO_H_ */
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