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