sys/fs/nfs/nfsproto.h

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