The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/fs/nfs/nfsproto.h

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    1 /*-
    2  * Copyright (c) 1989, 1993
    3  *      The Regents of the University of California.  All rights reserved.
    4  *
    5  * This code is derived from software contributed to Berkeley by
    6  * Rick Macklem at The University of Guelph.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 4. Neither the name of the University nor the names of its contributors
   17  *    may be used to endorse or promote products derived from this software
   18  *    without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  *
   32  * $FreeBSD: releng/11.0/sys/fs/nfs/nfsproto.h 281628 2015-04-16 22:35:15Z rmacklem $
   33  */
   34 
   35 #ifndef _NFS_NFSPROTO_H_
   36 #define _NFS_NFSPROTO_H_
   37 
   38 /*
   39  * nfs definitions as per the Version 2, 3 and 4 specs
   40  */
   41 
   42 /*
   43  * Constants as defined in the NFS Version 2, 3 and 4 specs.
   44  * "NFS: Network File System Protocol Specification" RFC1094
   45  * and in the "NFS: Network File System Version 3 Protocol
   46  * Specification"
   47  */
   48 
   49 #define NFS_PORT        2049
   50 #define NFS_PROG        100003
   51 #define NFS_CALLBCKPROG 0x40000000      /* V4 only */
   52 #define NFS_VER2        2
   53 #define NFS_VER3        3
   54 #define NFS_VER4        4
   55 #define NFS_V2MAXDATA   8192
   56 #define NFS_MAXDGRAMDATA 16384
   57 #define NFS_MAXPATHLEN  1024
   58 #define NFS_MAXNAMLEN   255
   59 #define NFS_MAXPKTHDR   404
   60 #define NFS_MAXPACKET   (NFS_SRVMAXIO + 2048)
   61 #define NFS_MINPACKET   20
   62 #define NFS_FABLKSIZE   512     /* Size in bytes of a block wrt fa_blocks */
   63 #define NFSV4_MINORVERSION      0       /* V4 Minor version */
   64 #define NFSV41_MINORVERSION     1       /* V4 Minor version */
   65 #define NFSV4_CBVERS            1       /* V4 CB Version */
   66 #define NFSV41_CBVERS           4       /* V4.1 CB Version */
   67 #define NFSV4_SMALLSTR  50              /* Strings small enough for stack */
   68 
   69 /*
   70  * This value isn't a fixed value in the RFCs.
   71  * It is the maximum data size supported by NFSv3 or NFSv4 over TCP for
   72  * the server.  It should be set to the I/O size preferred by ZFS or
   73  * MAXBSIZE, whichever is greater.
   74  * ZFS currently prefers 128K.
   75  * It used to be called NFS_MAXDATA, but has been renamed to clarify that
   76  * it refers to server side only and doesn't conflict with the NFS_MAXDATA
   77  * defined in rpcsvc/nfs_prot.h for userland.
   78  */
   79 #define NFS_SRVMAXIO    (128 * 1024)
   80 
   81 /* Stat numbers for rpc returns (version 2, 3 and 4) */
   82 /*
   83  * These numbers are hard-wired in the RFCs, so they can't be changed.
   84  * The code currently assumes that the ones < 10000 are the same as
   85  * sys/errno.h and that sys/errno.h will never go as high as 10000.
   86  * If the value in sys/errno.h of any entry listed below is changed,
   87  * the NFS code must be modified to do the mapping between them.
   88  * (You can ignore NFSERR_WFLUSH, since it is never actually used.)
   89  */
   90 #define NFSERR_OK               0
   91 #define NFSERR_PERM             1
   92 #define NFSERR_NOENT            2
   93 #define NFSERR_IO               5
   94 #define NFSERR_NXIO             6
   95 #define NFSERR_ACCES            13
   96 #define NFSERR_EXIST            17
   97 #define NFSERR_XDEV             18      /* Version 3, 4 only */
   98 #define NFSERR_NODEV            19
   99 #define NFSERR_NOTDIR           20
  100 #define NFSERR_ISDIR            21
  101 #define NFSERR_INVAL            22      /* Version 3, 4 only */
  102 #define NFSERR_FBIG             27
  103 #define NFSERR_NOSPC            28
  104 #define NFSERR_ROFS             30
  105 #define NFSERR_MLINK            31      /* Version 3, 4 only */
  106 #define NFSERR_NAMETOL          63
  107 #define NFSERR_NOTEMPTY         66
  108 #define NFSERR_DQUOT            69
  109 #define NFSERR_STALE            70
  110 #define NFSERR_REMOTE           71      /* Version 3 only */
  111 #define NFSERR_WFLUSH           99      /* Version 2 only */
  112 #define NFSERR_BADHANDLE        10001   /* These are Version 3, 4 only */
  113 #define NFSERR_NOT_SYNC         10002   /* Version 3 Only */
  114 #define NFSERR_BAD_COOKIE       10003
  115 #define NFSERR_NOTSUPP          10004
  116 #define NFSERR_TOOSMALL         10005
  117 #define NFSERR_SERVERFAULT      10006
  118 #define NFSERR_BADTYPE          10007
  119 #define NFSERR_DELAY            10008   /* Called NFSERR_JUKEBOX for V3 */
  120 #define NFSERR_SAME             10009   /* These are Version 4 only */
  121 #define NFSERR_DENIED           10010
  122 #define NFSERR_EXPIRED          10011
  123 #define NFSERR_LOCKED           10012
  124 #define NFSERR_GRACE            10013
  125 #define NFSERR_FHEXPIRED        10014
  126 #define NFSERR_SHAREDENIED      10015
  127 #define NFSERR_WRONGSEC         10016
  128 #define NFSERR_CLIDINUSE        10017
  129 #define NFSERR_RESOURCE         10018
  130 #define NFSERR_MOVED            10019
  131 #define NFSERR_NOFILEHANDLE     10020
  132 #define NFSERR_MINORVERMISMATCH 10021
  133 #define NFSERR_STALECLIENTID    10022
  134 #define NFSERR_STALESTATEID     10023
  135 #define NFSERR_OLDSTATEID       10024
  136 #define NFSERR_BADSTATEID       10025
  137 #define NFSERR_BADSEQID         10026
  138 #define NFSERR_NOTSAME          10027
  139 #define NFSERR_LOCKRANGE        10028
  140 #define NFSERR_SYMLINK          10029
  141 #define NFSERR_RESTOREFH        10030
  142 #define NFSERR_LEASEMOVED       10031
  143 #define NFSERR_ATTRNOTSUPP      10032
  144 #define NFSERR_NOGRACE          10033
  145 #define NFSERR_RECLAIMBAD       10034
  146 #define NFSERR_RECLAIMCONFLICT  10035
  147 #define NFSERR_BADXDR           10036
  148 #define NFSERR_LOCKSHELD        10037
  149 #define NFSERR_OPENMODE         10038
  150 #define NFSERR_BADOWNER         10039
  151 #define NFSERR_BADCHAR          10040
  152 #define NFSERR_BADNAME          10041
  153 #define NFSERR_BADRANGE         10042
  154 #define NFSERR_LOCKNOTSUPP      10043
  155 #define NFSERR_OPILLEGAL        10044
  156 #define NFSERR_DEADLOCK         10045
  157 #define NFSERR_FILEOPEN         10046
  158 #define NFSERR_ADMINREVOKED     10047
  159 #define NFSERR_CBPATHDOWN       10048
  160 
  161 /* NFSv4.1 specific errors. */
  162 #define NFSERR_BADIOMODE        10049
  163 #define NFSERR_BADLAYOUT        10050
  164 #define NFSERR_BADSESSIONDIGEST 10051
  165 #define NFSERR_BADSESSION       10052
  166 #define NFSERR_BADSLOT          10053
  167 #define NFSERR_COMPLETEALREADY  10054
  168 #define NFSERR_NOTBNDTOSESS     10055
  169 #define NFSERR_DELEGALREADYWANT 10056
  170 #define NFSERR_BACKCHANBUSY     10057
  171 #define NFSERR_LAYOUTTRYLATER   10058
  172 #define NFSERR_LAYOUTUNAVAIL    10059
  173 #define NFSERR_NOMATCHLAYOUT    10060
  174 #define NFSERR_RECALLCONFLICT   10061
  175 #define NFSERR_UNKNLAYOUTTYPE   10062
  176 #define NFSERR_SEQMISORDERED    10063
  177 #define NFSERR_SEQUENCEPOS      10064
  178 #define NFSERR_REQTOOBIG        10065
  179 #define NFSERR_REPTOOBIG        10066
  180 #define NFSERR_REPTOOBIGTOCACHE 10067
  181 #define NFSERR_RETRYUNCACHEDREP 10068
  182 #define NFSERR_UNSAFECOMPOUND   10069
  183 #define NFSERR_TOOMANYOPS       10070
  184 #define NFSERR_OPNOTINSESS      10071
  185 #define NFSERR_HASHALGUNSUPP    10072
  186 #define NFSERR_CLIENTIDBUSY     10074
  187 #define NFSERR_PNFSIOHOLE       10075
  188 #define NFSERR_SEQFALSERETRY    10076
  189 #define NFSERR_BADHIGHSLOT      10077
  190 #define NFSERR_DEADSESSION      10078
  191 #define NFSERR_ENCRALGUNSUPP    10079
  192 #define NFSERR_PNFSNOLAYOUT     10080
  193 #define NFSERR_NOTONLYOP        10081
  194 #define NFSERR_WRONGCRED        10082
  195 #define NFSERR_WRONGTYPE        10083
  196 #define NFSERR_DIRDELEGUNAVAIL  10084
  197 #define NFSERR_REJECTDELEG      10085
  198 #define NFSERR_RETURNCONFLICT   10086
  199 #define NFSERR_DELEGREVOKED     10087
  200 
  201 #define NFSERR_STALEWRITEVERF   30001   /* Fake return for nfs_commit() */
  202 #define NFSERR_DONTREPLY        30003   /* Don't process request */
  203 #define NFSERR_RETVOID          30004   /* Return void, not error */
  204 #define NFSERR_REPLYFROMCACHE   30005   /* Reply from recent request cache */
  205 #define NFSERR_STALEDONTRECOVER 30006   /* Don't initiate recovery */
  206 
  207 #define NFSERR_RPCERR           0x40000000 /* Mark an RPC layer error */
  208 #define NFSERR_AUTHERR          0x80000000 /* Mark an authentication error */
  209 
  210 #define NFSERR_RPCMISMATCH      (NFSERR_RPCERR | RPC_MISMATCH)
  211 #define NFSERR_PROGUNAVAIL      (NFSERR_RPCERR | RPC_PROGUNAVAIL)
  212 #define NFSERR_PROGMISMATCH     (NFSERR_RPCERR | RPC_PROGMISMATCH)
  213 #define NFSERR_PROGNOTV4        (NFSERR_RPCERR | 0xffff)
  214 #define NFSERR_PROCUNAVAIL      (NFSERR_RPCERR | RPC_PROCUNAVAIL)
  215 #define NFSERR_GARBAGE          (NFSERR_RPCERR | RPC_GARBAGE)
  216 
  217 /* Sizes in bytes of various nfs rpc components */
  218 #define NFSX_UNSIGNED   4
  219 #define NFSX_HYPER      (2 * NFSX_UNSIGNED)
  220 
  221 /* specific to NFS Version 2 */
  222 #define NFSX_V2FH       32
  223 #define NFSX_V2FATTR    68
  224 #define NFSX_V2SATTR    32
  225 #define NFSX_V2COOKIE   4
  226 #define NFSX_V2STATFS   20
  227 
  228 /* specific to NFS Version 3 */
  229 #define NFSX_V3FHMAX            64      /* max. allowed by protocol */
  230 #define NFSX_V3FATTR            84
  231 #define NFSX_V3SATTR            60      /* max. all fields filled in */
  232 #define NFSX_V3SRVSATTR         (sizeof (struct nfsv3_sattr))
  233 #define NFSX_V3POSTOPATTR       (NFSX_V3FATTR + NFSX_UNSIGNED)
  234 #define NFSX_V3WCCDATA          (NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED)
  235 #define NFSX_V3STATFS           52
  236 #define NFSX_V3FSINFO           48
  237 #define NFSX_V3PATHCONF         24
  238 
  239 /* specific to NFS Version 4 */
  240 #define NFSX_V4FHMAX            128
  241 #define NFSX_V4FSID             (2 * NFSX_HYPER)
  242 #define NFSX_V4SPECDATA         (2 * NFSX_UNSIGNED)
  243 #define NFSX_V4TIME             (NFSX_HYPER + NFSX_UNSIGNED)
  244 #define NFSX_V4SETTIME          (NFSX_UNSIGNED + NFSX_V4TIME)
  245 #define NFSX_V4SESSIONID        16
  246 #define NFSX_V4DEVICEID         16
  247 
  248 /* sizes common to multiple NFS versions */
  249 #define NFSX_FHMAX              (NFSX_V4FHMAX)
  250 #define NFSX_MYFH               (sizeof (fhandle_t)) /* size this server uses */
  251 #define NFSX_VERF               8
  252 #define NFSX_STATEIDOTHER       12
  253 #define NFSX_STATEID            (NFSX_UNSIGNED + NFSX_STATEIDOTHER)
  254 #define NFSX_GSSH               12
  255 
  256 /* variants for multiple versions */
  257 #define NFSX_STATFS(v3)         ((v3) ? NFSX_V3STATFS : NFSX_V2STATFS)
  258 
  259 /* nfs rpc procedure numbers (before version mapping) */
  260 #define NFSPROC_NULL            0
  261 #define NFSPROC_GETATTR         1
  262 #define NFSPROC_SETATTR         2
  263 #define NFSPROC_LOOKUP          3
  264 #define NFSPROC_ACCESS          4
  265 #define NFSPROC_READLINK        5
  266 #define NFSPROC_READ            6
  267 #define NFSPROC_WRITE           7
  268 #define NFSPROC_CREATE          8
  269 #define NFSPROC_MKDIR           9
  270 #define NFSPROC_SYMLINK         10
  271 #define NFSPROC_MKNOD           11
  272 #define NFSPROC_REMOVE          12
  273 #define NFSPROC_RMDIR           13
  274 #define NFSPROC_RENAME          14
  275 #define NFSPROC_LINK            15
  276 #define NFSPROC_READDIR         16
  277 #define NFSPROC_READDIRPLUS     17
  278 #define NFSPROC_FSSTAT          18
  279 #define NFSPROC_FSINFO          19
  280 #define NFSPROC_PATHCONF        20
  281 #define NFSPROC_COMMIT          21
  282 
  283 /*
  284  * The lower numbers -> 21 are used by NFSv2 and v3. These define higher
  285  * numbers used by NFSv4.
  286  * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is
  287  * one greater than the last number.
  288  */
  289 #ifndef NFS_V3NPROCS
  290 #define NFS_V3NPROCS            22
  291 
  292 #define NFSPROC_LOOKUPP         22
  293 #define NFSPROC_SETCLIENTID     23
  294 #define NFSPROC_SETCLIENTIDCFRM 24
  295 #define NFSPROC_LOCK            25
  296 #define NFSPROC_LOCKU           26
  297 #define NFSPROC_OPEN            27
  298 #define NFSPROC_CLOSE           28
  299 #define NFSPROC_OPENCONFIRM     29
  300 #define NFSPROC_LOCKT           30
  301 #define NFSPROC_OPENDOWNGRADE   31
  302 #define NFSPROC_RENEW           32
  303 #define NFSPROC_PUTROOTFH       33
  304 #define NFSPROC_RELEASELCKOWN   34
  305 #define NFSPROC_DELEGRETURN     35
  306 #define NFSPROC_RETDELEGREMOVE  36
  307 #define NFSPROC_RETDELEGRENAME1 37
  308 #define NFSPROC_RETDELEGRENAME2 38
  309 #define NFSPROC_GETACL          39
  310 #define NFSPROC_SETACL          40
  311 
  312 /*
  313  * Must be defined as one higher than the last Proc# above.
  314  */
  315 #define NFSV4_NPROCS            41
  316 
  317 /* Additional procedures for NFSv4.1. */
  318 #define NFSPROC_EXCHANGEID      41
  319 #define NFSPROC_CREATESESSION   42
  320 #define NFSPROC_DESTROYSESSION  43
  321 #define NFSPROC_DESTROYCLIENT   44
  322 #define NFSPROC_FREESTATEID     45
  323 #define NFSPROC_LAYOUTGET       46
  324 #define NFSPROC_GETDEVICEINFO   47
  325 #define NFSPROC_LAYOUTCOMMIT    48
  326 #define NFSPROC_LAYOUTRETURN    49
  327 #define NFSPROC_RECLAIMCOMPL    50
  328 #define NFSPROC_WRITEDS         51
  329 #define NFSPROC_READDS          52
  330 #define NFSPROC_COMMITDS        53
  331 
  332 /*
  333  * Must be defined as one higher than the last NFSv4.1 Proc# above.
  334  */
  335 #define NFSV41_NPROCS           54
  336 
  337 #endif  /* NFS_V3NPROCS */
  338 
  339 /*
  340  * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code.
  341  */
  342 #ifndef NFS_NPROCS
  343 #define NFS_NPROCS              NFSV4_NPROCS
  344 #endif
  345 
  346 /*
  347  * NFSPROC_NOOP is a fake op# that can't be the same as any V2/3/4 Procedure
  348  * or Operation#. Since the NFS V4 Op #s go higher, use NFSV41_NOPS, which
  349  * is one greater than the highest Op#.
  350  */
  351 #define NFSPROC_NOOP            NFSV41_NOPS
  352 
  353 /* Actual Version 2 procedure numbers */
  354 #define NFSV2PROC_NULL          0
  355 #define NFSV2PROC_GETATTR       1
  356 #define NFSV2PROC_SETATTR       2
  357 #define NFSV2PROC_NOOP          3
  358 #define NFSV2PROC_ROOT          NFSV2PROC_NOOP  /* Obsolete */
  359 #define NFSV2PROC_LOOKUP        4
  360 #define NFSV2PROC_READLINK      5
  361 #define NFSV2PROC_READ          6
  362 #define NFSV2PROC_WRITECACHE    NFSV2PROC_NOOP  /* Obsolete */
  363 #define NFSV2PROC_WRITE         8
  364 #define NFSV2PROC_CREATE        9
  365 #define NFSV2PROC_REMOVE        10
  366 #define NFSV2PROC_RENAME        11
  367 #define NFSV2PROC_LINK          12
  368 #define NFSV2PROC_SYMLINK       13
  369 #define NFSV2PROC_MKDIR         14
  370 #define NFSV2PROC_RMDIR         15
  371 #define NFSV2PROC_READDIR       16
  372 #define NFSV2PROC_STATFS        17
  373 
  374 /*
  375  * V4 Procedure numbers
  376  */
  377 #define NFSV4PROC_COMPOUND      1
  378 #define NFSV4PROC_CBNULL        0
  379 #define NFSV4PROC_CBCOMPOUND    1
  380 
  381 /*
  382  * Constants used by the Version 3 and 4 protocols for various RPCs
  383  */
  384 #define NFSV3SATTRTIME_DONTCHANGE       0
  385 #define NFSV3SATTRTIME_TOSERVER         1
  386 #define NFSV3SATTRTIME_TOCLIENT         2
  387 
  388 #define NFSV4SATTRTIME_TOSERVER         0
  389 #define NFSV4SATTRTIME_TOCLIENT         1
  390 
  391 #define NFSV4LOCKT_READ                 1
  392 #define NFSV4LOCKT_WRITE                2
  393 #define NFSV4LOCKT_READW                3
  394 #define NFSV4LOCKT_WRITEW               4
  395 #define NFSV4LOCKT_RELEASE              5
  396 
  397 #define NFSV4OPEN_NOCREATE              0
  398 #define NFSV4OPEN_CREATE                1
  399 #define NFSV4OPEN_CLAIMNULL             0
  400 #define NFSV4OPEN_CLAIMPREVIOUS         1
  401 #define NFSV4OPEN_CLAIMDELEGATECUR      2
  402 #define NFSV4OPEN_CLAIMDELEGATEPREV     3
  403 #define NFSV4OPEN_CLAIMFH               4
  404 #define NFSV4OPEN_CLAIMDELEGATECURFH    5
  405 #define NFSV4OPEN_CLAIMDELEGATEPREVFH   6
  406 #define NFSV4OPEN_DELEGATENONE          0
  407 #define NFSV4OPEN_DELEGATEREAD          1
  408 #define NFSV4OPEN_DELEGATEWRITE         2
  409 #define NFSV4OPEN_DELEGATENONEEXT       3
  410 #define NFSV4OPEN_LIMITSIZE             1
  411 #define NFSV4OPEN_LIMITBLOCKS           2
  412 
  413 /*
  414  * Nfs V4 ACE stuff
  415  */
  416 #define NFSV4ACE_ALLOWEDTYPE            0x00000000
  417 #define NFSV4ACE_DENIEDTYPE             0x00000001
  418 #define NFSV4ACE_AUDITTYPE              0x00000002
  419 #define NFSV4ACE_ALARMTYPE              0x00000003
  420 
  421 #define NFSV4ACE_SUPALLOWED             0x00000001
  422 #define NFSV4ACE_SUPDENIED              0x00000002
  423 #define NFSV4ACE_SUPAUDIT               0x00000004
  424 #define NFSV4ACE_SUPALARM               0x00000008
  425 
  426 #define NFSV4ACE_SUPTYPES       (NFSV4ACE_SUPALLOWED | NFSV4ACE_SUPDENIED)
  427 
  428 #define NFSV4ACE_FILEINHERIT            0x00000001
  429 #define NFSV4ACE_DIRECTORYINHERIT       0x00000002
  430 #define NFSV4ACE_NOPROPAGATEINHERIT     0x00000004
  431 #define NFSV4ACE_INHERITONLY            0x00000008
  432 #define NFSV4ACE_SUCCESSFULACCESS       0x00000010
  433 #define NFSV4ACE_FAILEDACCESS           0x00000020
  434 #define NFSV4ACE_IDENTIFIERGROUP        0x00000040
  435 
  436 #define NFSV4ACE_READDATA               0x00000001
  437 #define NFSV4ACE_LISTDIRECTORY          0x00000001
  438 #define NFSV4ACE_WRITEDATA              0x00000002
  439 #define NFSV4ACE_ADDFILE                0x00000002
  440 #define NFSV4ACE_APPENDDATA             0x00000004
  441 #define NFSV4ACE_ADDSUBDIRECTORY        0x00000004
  442 #define NFSV4ACE_READNAMEDATTR          0x00000008
  443 #define NFSV4ACE_WRITENAMEDATTR         0x00000010
  444 #define NFSV4ACE_EXECUTE                0x00000020
  445 #define NFSV4ACE_SEARCH                 0x00000020
  446 #define NFSV4ACE_DELETECHILD            0x00000040
  447 #define NFSV4ACE_READATTRIBUTES         0x00000080
  448 #define NFSV4ACE_WRITEATTRIBUTES        0x00000100
  449 #define NFSV4ACE_DELETE                 0x00010000
  450 #define NFSV4ACE_READACL                0x00020000
  451 #define NFSV4ACE_WRITEACL               0x00040000
  452 #define NFSV4ACE_WRITEOWNER             0x00080000
  453 #define NFSV4ACE_SYNCHRONIZE            0x00100000
  454 
  455 /*
  456  * Here are the mappings between mode bits and acl mask bits for
  457  * directories and other files.
  458  * (Named attributes have not been included, since named attributes are
  459  *  not yet supported.)
  460  * The mailing list seems to indicate that NFSV4ACE_EXECUTE refers to
  461  * searching a directory, although I can't find a statement of that in
  462  * the RFC.
  463  */
  464 #define NFSV4ACE_ALLFILESMASK   (NFSV4ACE_READATTRIBUTES | NFSV4ACE_READACL)
  465 #define NFSV4ACE_OWNERMASK      (NFSV4ACE_WRITEATTRIBUTES | NFSV4ACE_WRITEACL)
  466 #define NFSV4ACE_DIRREADMASK    NFSV4ACE_LISTDIRECTORY
  467 #define NFSV4ACE_DIREXECUTEMASK NFSV4ACE_EXECUTE
  468 #define NFSV4ACE_DIRWRITEMASK   (NFSV4ACE_ADDFILE |                     \
  469                 NFSV4ACE_ADDSUBDIRECTORY | NFSV4ACE_DELETECHILD)
  470 #define NFSV4ACE_READMASK       NFSV4ACE_READDATA
  471 #define NFSV4ACE_WRITEMASK      (NFSV4ACE_WRITEDATA | NFSV4ACE_APPENDDATA)
  472 #define NFSV4ACE_EXECUTEMASK    NFSV4ACE_EXECUTE
  473 #define NFSV4ACE_ALLFILEBITS    (NFSV4ACE_READMASK | NFSV4ACE_WRITEMASK | \
  474         NFSV4ACE_EXECUTEMASK | NFSV4ACE_SYNCHRONIZE)
  475 #define NFSV4ACE_ALLDIRBITS     (NFSV4ACE_DIRREADMASK |                 \
  476         NFSV4ACE_DIRWRITEMASK | NFSV4ACE_DIREXECUTEMASK)
  477 #define NFSV4ACE_AUDITMASK      0x0
  478 
  479 /*
  480  * These GENERIC masks are not used and are no longer believed to be useful.
  481  */
  482 #define NFSV4ACE_GENERICREAD            0x00120081
  483 #define NFSV4ACE_GENERICWRITE           0x00160106
  484 #define NFSV4ACE_GENERICEXECUTE         0x001200a0
  485 
  486 #define NFSSTATEID_PUTALLZERO           0
  487 #define NFSSTATEID_PUTALLONE            1
  488 #define NFSSTATEID_PUTSTATEID           2
  489 #define NFSSTATEID_PUTSEQIDZERO         3
  490 
  491 /*
  492  * Bits for share access and deny.
  493  */
  494 #define NFSV4OPEN_ACCESSREAD            0x00000001
  495 #define NFSV4OPEN_ACCESSWRITE           0x00000002
  496 #define NFSV4OPEN_ACCESSBOTH            0x00000003
  497 #define NFSV4OPEN_WANTDELEGMASK         0x0000ff00
  498 #define NFSV4OPEN_WANTREADDELEG         0x00000100
  499 #define NFSV4OPEN_WANTWRITEDELEG        0x00000200
  500 #define NFSV4OPEN_WANTANYDELEG          0x00000300
  501 #define NFSV4OPEN_WANTNODELEG           0x00000400
  502 #define NFSV4OPEN_WANTCANCEL            0x00000500
  503 #define NFSV4OPEN_WANTSIGNALDELEG       0x00010000
  504 #define NFSV4OPEN_WANTPUSHDELEG         0x00020000
  505 
  506 #define NFSV4OPEN_DENYNONE              0x00000000
  507 #define NFSV4OPEN_DENYREAD              0x00000001
  508 #define NFSV4OPEN_DENYWRITE             0x00000002
  509 #define NFSV4OPEN_DENYBOTH              0x00000003
  510 
  511 /*
  512  * Delegate_none_ext reply values.
  513  */
  514 #define NFSV4OPEN_NOTWANTED             0
  515 #define NFSV4OPEN_CONTENTION            1
  516 #define NFSV4OPEN_RESOURCE              2
  517 #define NFSV4OPEN_NOTSUPPFTYPE          3
  518 #define NFSV4OPEN_NOTSUPPWRITEFTYPE     4
  519 #define NFSV4OPEN_NOTSUPPUPGRADE        5
  520 #define NFSV4OPEN_NOTSUPPDOWNGRADE      6
  521 #define NFSV4OPEN_CANCELLED             7
  522 #define NFSV4OPEN_ISDIR                 8
  523 
  524 /*
  525  * Open result flags
  526  * (The first four are in the spec. The rest are used internally.)
  527  */
  528 #define NFSV4OPEN_RESULTCONFIRM         0x00000002
  529 #define NFSV4OPEN_LOCKTYPEPOSIX         0x00000004
  530 #define NFSV4OPEN_PRESERVEUNLINKED      0x00000008
  531 #define NFSV4OPEN_MAYNOTIFYLOCK         0x00000020
  532 #define NFSV4OPEN_RFLAGS                                                \
  533     (NFSV4OPEN_RESULTCONFIRM | NFSV4OPEN_LOCKTYPEPOSIX |                \
  534     NFSV4OPEN_PRESERVEUNLINKED | NFSV4OPEN_MAYNOTIFYLOCK)
  535 #define NFSV4OPEN_RECALL                0x00010000
  536 #define NFSV4OPEN_READDELEGATE          0x00020000
  537 #define NFSV4OPEN_WRITEDELEGATE         0x00040000
  538 #define NFSV4OPEN_WDRESOURCE            0x00080000
  539 #define NFSV4OPEN_WDCONTENTION          0x00100000
  540 #define NFSV4OPEN_WDNOTWANTED           0x00200000
  541 
  542 /*
  543  * NFS V4 File Handle types
  544  */
  545 #define NFSV4FHTYPE_PERSISTENT          0x0
  546 #define NFSV4FHTYPE_NOEXPIREWITHOPEN    0x1
  547 #define NFSV4FHTYPE_VOLATILEANY         0x2
  548 #define NFSV4FHTYPE_VOLATILEMIGRATE     0x4
  549 #define NFSV4FHTYPE_VOLATILERENAME      0x8
  550 
  551 /*
  552  * Maximum size of V4 opaque strings.
  553  */
  554 #define NFSV4_OPAQUELIMIT       1024
  555 
  556 /*
  557  * These are the same for V3 and V4.
  558  */
  559 #define NFSACCESS_READ                  0x01
  560 #define NFSACCESS_LOOKUP                0x02
  561 #define NFSACCESS_MODIFY                0x04
  562 #define NFSACCESS_EXTEND                0x08
  563 #define NFSACCESS_DELETE                0x10
  564 #define NFSACCESS_EXECUTE               0x20
  565 
  566 #define NFSWRITE_UNSTABLE               0
  567 #define NFSWRITE_DATASYNC               1
  568 #define NFSWRITE_FILESYNC               2
  569 
  570 #define NFSCREATE_UNCHECKED             0
  571 #define NFSCREATE_GUARDED               1
  572 #define NFSCREATE_EXCLUSIVE             2
  573 #define NFSCREATE_EXCLUSIVE41           3
  574 
  575 #define NFSV3FSINFO_LINK                0x01
  576 #define NFSV3FSINFO_SYMLINK             0x02
  577 #define NFSV3FSINFO_HOMOGENEOUS         0x08
  578 #define NFSV3FSINFO_CANSETTIME          0x10
  579 
  580 /* Flags for Exchange ID */
  581 #define NFSV4EXCH_SUPPMOVEDREFER        0x00000001
  582 #define NFSV4EXCH_SUPPMOVEDMIGR 0x00000002
  583 #define NFSV4EXCH_BINDPRINCSTATEID      0x00000100
  584 #define NFSV4EXCH_USENONPNFS            0x00010000
  585 #define NFSV4EXCH_USEPNFSMDS            0x00020000
  586 #define NFSV4EXCH_USEPNFSDS             0x00040000
  587 #define NFSV4EXCH_MASKPNFS              0x00070000
  588 #define NFSV4EXCH_UPDCONFIRMEDRECA      0x40000000
  589 #define NFSV4EXCH_CONFIRMEDR            0x80000000
  590 
  591 /* State Protects */
  592 #define NFSV4EXCH_SP4NONE               0
  593 #define NFSV4EXCH_SP4MACHCRED           1
  594 #define NFSV4EXCH_SP4SSV                2
  595 
  596 /* Flags for Create Session */
  597 #define NFSV4CRSESS_PERSIST             0x00000001
  598 #define NFSV4CRSESS_CONNBACKCHAN        0x00000002
  599 #define NFSV4CRSESS_CONNRDMA            0x00000004
  600 
  601 /* Flags for Sequence */
  602 #define NFSV4SEQ_CBPATHDOWN             0x00000001
  603 #define NFSV4SEQ_CBGSSCONTEXPIRING      0x00000002
  604 #define NFSV4SEQ_CBGSSCONTEXPIRED       0x00000004
  605 #define NFSV4SEQ_EXPIREDALLSTATEREVOKED 0x00000008
  606 #define NFSV4SEQ_EXPIREDSOMESTATEREVOKED 0x00000010
  607 #define NFSV4SEQ_ADMINSTATEREVOKED      0x00000020
  608 #define NFSV4SEQ_RECALLABLESTATEREVOKED 0x00000040
  609 #define NFSV4SEQ_LEASEMOVED             0x00000080
  610 #define NFSV4SEQ_RESTARTRECLAIMNEEDED   0x00000100
  611 #define NFSV4SEQ_CBPATHDOWNSESSION      0x00000200
  612 #define NFSV4SEQ_BACKCHANNELFAULT       0x00000400
  613 #define NFSV4SEQ_DEVIDCHANGED           0x00000800
  614 #define NFSV4SEQ_DEVIDDELETED           0x00001000
  615 
  616 /* Flags for Layout. */
  617 #define NFSLAYOUTRETURN_FILE            1
  618 #define NFSLAYOUTRETURN_FSID            2
  619 #define NFSLAYOUTRETURN_ALL             3
  620 
  621 #define NFSLAYOUT_NFSV4_1_FILES         0x1
  622 #define NFSLAYOUT_OSD2_OBJECTS          0x2
  623 #define NFSLAYOUT_BLOCK_VOLUME          0x3
  624 
  625 #define NFSLAYOUTIOMODE_READ            1
  626 #define NFSLAYOUTIOMODE_RW              2
  627 #define NFSLAYOUTIOMODE_ANY             3
  628 
  629 /* Flags for Get Device Info. */
  630 #define NFSDEVICEIDNOTIFY_CHANGEBIT     0x1
  631 #define NFSDEVICEIDNOTIFY_DELETEBIT     0x2
  632 
  633 /* Flags for File Layout. */
  634 #define NFSFLAYUTIL_DENSE               0x1
  635 #define NFSFLAYUTIL_COMMIT_THRU_MDS     0x2
  636 
  637 /* Conversion macros */
  638 #define vtonfsv2_mode(t,m)                                              \
  639                 txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) :   \
  640                                 MAKEIMODE((t), (m)))
  641 #define vtonfsv34_mode(m)       txdr_unsigned((m) & 07777)
  642 #define nfstov_mode(a)          (fxdr_unsigned(u_int16_t, (a))&07777)
  643 #define vtonfsv2_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
  644                 txdr_unsigned(newnfsv2_type[((u_int32_t)(a))]))
  645 #define vtonfsv34_type(a)  (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \
  646                 txdr_unsigned(nfsv34_type[((u_int32_t)(a))]))
  647 #define nfsv2tov_type(a)        newnv2tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
  648 #define nfsv34tov_type(a)       nv34tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
  649 #define vtonfs_dtype(a) (((u_int32_t)(a)) >= 9 ? IFTODT(VTTOIF(VNON)) : \
  650                          IFTODT(VTTOIF(a)))
  651 
  652 /* File types */
  653 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5,
  654         NFSOCK=6, NFFIFO=7, NFATTRDIR=8, NFNAMEDATTR=9 } nfstype;
  655 
  656 /* Structs for common parts of the rpc's */
  657 
  658 struct nfsv2_time {
  659         u_int32_t nfsv2_sec;
  660         u_int32_t nfsv2_usec;
  661 };
  662 typedef struct nfsv2_time       nfstime2;
  663 
  664 struct nfsv3_time {
  665         u_int32_t nfsv3_sec;
  666         u_int32_t nfsv3_nsec;
  667 };
  668 typedef struct nfsv3_time       nfstime3;
  669 
  670 struct nfsv4_time {
  671         u_int32_t nfsv4_highsec;
  672         u_int32_t nfsv4_sec;
  673         u_int32_t nfsv4_nsec;
  674 };
  675 typedef struct nfsv4_time       nfstime4;
  676 
  677 /*
  678  * Quads are defined as arrays of 2 longs to ensure dense packing for the
  679  * protocol and to facilitate xdr conversion.
  680  */
  681 struct nfs_uquad {
  682         u_int32_t nfsuquad[2];
  683 };
  684 typedef struct nfs_uquad        nfsuint64;
  685 
  686 /*
  687  * Used to convert between two u_longs and a u_quad_t.
  688  */
  689 union nfs_quadconvert {
  690         u_int32_t lval[2];
  691         u_quad_t  qval;
  692 };
  693 typedef union nfs_quadconvert   nfsquad_t;
  694 
  695 /*
  696  * NFS Version 3 special file number.
  697  */
  698 struct nfsv3_spec {
  699         u_int32_t specdata1;
  700         u_int32_t specdata2;
  701 };
  702 typedef struct nfsv3_spec       nfsv3spec;
  703 
  704 /*
  705  * File attributes and setable attributes. These structures cover both
  706  * NFS version 2 and the version 3 protocol. Note that the union is only
  707  * used so that one pointer can refer to both variants. These structures
  708  * go out on the wire and must be densely packed, so no quad data types
  709  * are used. (all fields are longs or u_longs or structures of same)
  710  * NB: You can't do sizeof(struct nfs_fattr), you must use the
  711  *     NFSX_FATTR(v3) macro.
  712  */
  713 struct nfs_fattr {
  714         u_int32_t fa_type;
  715         u_int32_t fa_mode;
  716         u_int32_t fa_nlink;
  717         u_int32_t fa_uid;
  718         u_int32_t fa_gid;
  719         union {
  720                 struct {
  721                         u_int32_t nfsv2fa_size;
  722                         u_int32_t nfsv2fa_blocksize;
  723                         u_int32_t nfsv2fa_rdev;
  724                         u_int32_t nfsv2fa_blocks;
  725                         u_int32_t nfsv2fa_fsid;
  726                         u_int32_t nfsv2fa_fileid;
  727                         nfstime2  nfsv2fa_atime;
  728                         nfstime2  nfsv2fa_mtime;
  729                         nfstime2  nfsv2fa_ctime;
  730                 } fa_nfsv2;
  731                 struct {
  732                         nfsuint64 nfsv3fa_size;
  733                         nfsuint64 nfsv3fa_used;
  734                         nfsv3spec nfsv3fa_rdev;
  735                         nfsuint64 nfsv3fa_fsid;
  736                         nfsuint64 nfsv3fa_fileid;
  737                         nfstime3  nfsv3fa_atime;
  738                         nfstime3  nfsv3fa_mtime;
  739                         nfstime3  nfsv3fa_ctime;
  740                 } fa_nfsv3;
  741         } fa_un;
  742 };
  743 
  744 /* and some ugly defines for accessing union components */
  745 #define fa2_size                fa_un.fa_nfsv2.nfsv2fa_size
  746 #define fa2_blocksize           fa_un.fa_nfsv2.nfsv2fa_blocksize
  747 #define fa2_rdev                fa_un.fa_nfsv2.nfsv2fa_rdev
  748 #define fa2_blocks              fa_un.fa_nfsv2.nfsv2fa_blocks
  749 #define fa2_fsid                fa_un.fa_nfsv2.nfsv2fa_fsid
  750 #define fa2_fileid              fa_un.fa_nfsv2.nfsv2fa_fileid
  751 #define fa2_atime               fa_un.fa_nfsv2.nfsv2fa_atime
  752 #define fa2_mtime               fa_un.fa_nfsv2.nfsv2fa_mtime
  753 #define fa2_ctime               fa_un.fa_nfsv2.nfsv2fa_ctime
  754 #define fa3_size                fa_un.fa_nfsv3.nfsv3fa_size
  755 #define fa3_used                fa_un.fa_nfsv3.nfsv3fa_used
  756 #define fa3_rdev                fa_un.fa_nfsv3.nfsv3fa_rdev
  757 #define fa3_fsid                fa_un.fa_nfsv3.nfsv3fa_fsid
  758 #define fa3_fileid              fa_un.fa_nfsv3.nfsv3fa_fileid
  759 #define fa3_atime               fa_un.fa_nfsv3.nfsv3fa_atime
  760 #define fa3_mtime               fa_un.fa_nfsv3.nfsv3fa_mtime
  761 #define fa3_ctime               fa_un.fa_nfsv3.nfsv3fa_ctime
  762 
  763 struct nfsv2_sattr {
  764         u_int32_t sa_mode;
  765         u_int32_t sa_uid;
  766         u_int32_t sa_gid;
  767         u_int32_t sa_size;
  768         nfstime2  sa_atime;
  769         nfstime2  sa_mtime;
  770 };
  771 
  772 /*
  773  * NFS Version 3 sattr structure for the new node creation case.
  774  */
  775 struct nfsv3_sattr {
  776         u_int32_t sa_modetrue;
  777         u_int32_t sa_mode;
  778         u_int32_t sa_uidfalse;
  779         u_int32_t sa_gidfalse;
  780         u_int32_t sa_sizefalse;
  781         u_int32_t sa_atimetype;
  782         nfstime3  sa_atime;
  783         u_int32_t sa_mtimetype;
  784         nfstime3  sa_mtime;
  785 };
  786 
  787 /*
  788  * The attribute bits used for V4.
  789  * NFSATTRBIT_xxx defines the attribute# (and its bit position)
  790  * NFSATTRBM_xxx is a 32bit mask with the correct bit set within the
  791  *      appropriate 32bit word.
  792  * NFSATTRBIT_MAX is one greater than the largest NFSATTRBIT_xxx
  793  */
  794 #define NFSATTRBIT_SUPPORTEDATTRS       0
  795 #define NFSATTRBIT_TYPE                 1
  796 #define NFSATTRBIT_FHEXPIRETYPE         2
  797 #define NFSATTRBIT_CHANGE               3
  798 #define NFSATTRBIT_SIZE                 4
  799 #define NFSATTRBIT_LINKSUPPORT          5
  800 #define NFSATTRBIT_SYMLINKSUPPORT       6
  801 #define NFSATTRBIT_NAMEDATTR            7
  802 #define NFSATTRBIT_FSID                 8
  803 #define NFSATTRBIT_UNIQUEHANDLES        9
  804 #define NFSATTRBIT_LEASETIME            10
  805 #define NFSATTRBIT_RDATTRERROR          11
  806 #define NFSATTRBIT_ACL                  12
  807 #define NFSATTRBIT_ACLSUPPORT           13
  808 #define NFSATTRBIT_ARCHIVE              14
  809 #define NFSATTRBIT_CANSETTIME           15
  810 #define NFSATTRBIT_CASEINSENSITIVE      16
  811 #define NFSATTRBIT_CASEPRESERVING       17
  812 #define NFSATTRBIT_CHOWNRESTRICTED      18
  813 #define NFSATTRBIT_FILEHANDLE           19
  814 #define NFSATTRBIT_FILEID               20
  815 #define NFSATTRBIT_FILESAVAIL           21
  816 #define NFSATTRBIT_FILESFREE            22
  817 #define NFSATTRBIT_FILESTOTAL           23
  818 #define NFSATTRBIT_FSLOCATIONS          24
  819 #define NFSATTRBIT_HIDDEN               25
  820 #define NFSATTRBIT_HOMOGENEOUS          26
  821 #define NFSATTRBIT_MAXFILESIZE          27
  822 #define NFSATTRBIT_MAXLINK              28
  823 #define NFSATTRBIT_MAXNAME              29
  824 #define NFSATTRBIT_MAXREAD              30
  825 #define NFSATTRBIT_MAXWRITE             31
  826 #define NFSATTRBIT_MIMETYPE             32
  827 #define NFSATTRBIT_MODE                 33
  828 #define NFSATTRBIT_NOTRUNC              34
  829 #define NFSATTRBIT_NUMLINKS             35
  830 #define NFSATTRBIT_OWNER                36
  831 #define NFSATTRBIT_OWNERGROUP           37
  832 #define NFSATTRBIT_QUOTAHARD            38
  833 #define NFSATTRBIT_QUOTASOFT            39
  834 #define NFSATTRBIT_QUOTAUSED            40
  835 #define NFSATTRBIT_RAWDEV               41
  836 #define NFSATTRBIT_SPACEAVAIL           42
  837 #define NFSATTRBIT_SPACEFREE            43
  838 #define NFSATTRBIT_SPACETOTAL           44
  839 #define NFSATTRBIT_SPACEUSED            45
  840 #define NFSATTRBIT_SYSTEM               46
  841 #define NFSATTRBIT_TIMEACCESS           47
  842 #define NFSATTRBIT_TIMEACCESSSET        48
  843 #define NFSATTRBIT_TIMEBACKUP           49
  844 #define NFSATTRBIT_TIMECREATE           50
  845 #define NFSATTRBIT_TIMEDELTA            51
  846 #define NFSATTRBIT_TIMEMETADATA         52
  847 #define NFSATTRBIT_TIMEMODIFY           53
  848 #define NFSATTRBIT_TIMEMODIFYSET        54
  849 #define NFSATTRBIT_MOUNTEDONFILEID      55
  850 #define NFSATTRBIT_DIRNOTIFDELAY        56
  851 #define NFSATTRBIT_DIRENTNOTIFDELAY     57
  852 #define NFSATTRBIT_DACL                 58
  853 #define NFSATTRBIT_SACL                 59
  854 #define NFSATTRBIT_CHANGEPOLICY         60
  855 #define NFSATTRBIT_FSSTATUS             61
  856 #define NFSATTRBIT_FSLAYOUTTYPE         62
  857 #define NFSATTRBIT_LAYOUTHINT           63
  858 #define NFSATTRBIT_LAYOUTTYPE           64
  859 #define NFSATTRBIT_LAYOUTBLKSIZE        65
  860 #define NFSATTRBIT_LAYOUTALIGNMENT      66
  861 #define NFSATTRBIT_FSLOCATIONSINFO      67
  862 #define NFSATTRBIT_MDSTHRESHOLD         68
  863 #define NFSATTRBIT_RETENTIONGET         69
  864 #define NFSATTRBIT_RETENTIONSET         70
  865 #define NFSATTRBIT_RETENTEVTGET         71
  866 #define NFSATTRBIT_RETENTEVTSET         72
  867 #define NFSATTRBIT_RETENTIONHOLD        73
  868 #define NFSATTRBIT_MODESETMASKED        74
  869 #define NFSATTRBIT_SUPPATTREXCLCREAT    75
  870 #define NFSATTRBIT_FSCHARSETCAP         76
  871 
  872 #define NFSATTRBM_SUPPORTEDATTRS        0x00000001
  873 #define NFSATTRBM_TYPE                  0x00000002
  874 #define NFSATTRBM_FHEXPIRETYPE          0x00000004
  875 #define NFSATTRBM_CHANGE                0x00000008
  876 #define NFSATTRBM_SIZE                  0x00000010
  877 #define NFSATTRBM_LINKSUPPORT           0x00000020
  878 #define NFSATTRBM_SYMLINKSUPPORT        0x00000040
  879 #define NFSATTRBM_NAMEDATTR             0x00000080
  880 #define NFSATTRBM_FSID                  0x00000100
  881 #define NFSATTRBM_UNIQUEHANDLES         0x00000200
  882 #define NFSATTRBM_LEASETIME             0x00000400
  883 #define NFSATTRBM_RDATTRERROR           0x00000800
  884 #define NFSATTRBM_ACL                   0x00001000
  885 #define NFSATTRBM_ACLSUPPORT            0x00002000
  886 #define NFSATTRBM_ARCHIVE               0x00004000
  887 #define NFSATTRBM_CANSETTIME            0x00008000
  888 #define NFSATTRBM_CASEINSENSITIVE       0x00010000
  889 #define NFSATTRBM_CASEPRESERVING        0x00020000
  890 #define NFSATTRBM_CHOWNRESTRICTED       0x00040000
  891 #define NFSATTRBM_FILEHANDLE            0x00080000
  892 #define NFSATTRBM_FILEID                0x00100000
  893 #define NFSATTRBM_FILESAVAIL            0x00200000
  894 #define NFSATTRBM_FILESFREE             0x00400000
  895 #define NFSATTRBM_FILESTOTAL            0x00800000
  896 #define NFSATTRBM_FSLOCATIONS           0x01000000
  897 #define NFSATTRBM_HIDDEN                0x02000000
  898 #define NFSATTRBM_HOMOGENEOUS           0x04000000
  899 #define NFSATTRBM_MAXFILESIZE           0x08000000
  900 #define NFSATTRBM_MAXLINK               0x10000000
  901 #define NFSATTRBM_MAXNAME               0x20000000
  902 #define NFSATTRBM_MAXREAD               0x40000000
  903 #define NFSATTRBM_MAXWRITE              0x80000000
  904 #define NFSATTRBM_MIMETYPE              0x00000001
  905 #define NFSATTRBM_MODE                  0x00000002
  906 #define NFSATTRBM_NOTRUNC               0x00000004
  907 #define NFSATTRBM_NUMLINKS              0x00000008
  908 #define NFSATTRBM_OWNER                 0x00000010
  909 #define NFSATTRBM_OWNERGROUP            0x00000020
  910 #define NFSATTRBM_QUOTAHARD             0x00000040
  911 #define NFSATTRBM_QUOTASOFT             0x00000080
  912 #define NFSATTRBM_QUOTAUSED             0x00000100
  913 #define NFSATTRBM_RAWDEV                0x00000200
  914 #define NFSATTRBM_SPACEAVAIL            0x00000400
  915 #define NFSATTRBM_SPACEFREE             0x00000800
  916 #define NFSATTRBM_SPACETOTAL            0x00001000
  917 #define NFSATTRBM_SPACEUSED             0x00002000
  918 #define NFSATTRBM_SYSTEM                0x00004000
  919 #define NFSATTRBM_TIMEACCESS            0x00008000
  920 #define NFSATTRBM_TIMEACCESSSET         0x00010000
  921 #define NFSATTRBM_TIMEBACKUP            0x00020000
  922 #define NFSATTRBM_TIMECREATE            0x00040000
  923 #define NFSATTRBM_TIMEDELTA             0x00080000
  924 #define NFSATTRBM_TIMEMETADATA          0x00100000
  925 #define NFSATTRBM_TIMEMODIFY            0x00200000
  926 #define NFSATTRBM_TIMEMODIFYSET         0x00400000
  927 #define NFSATTRBM_MOUNTEDONFILEID       0x00800000
  928 #define NFSATTRBM_DIRNOTIFDELAY         0x01000000
  929 #define NFSATTRBM_DIRENTNOTIFDELAY      0x02000000
  930 #define NFSATTRBM_DACL                  0x04000000
  931 #define NFSATTRBM_SACL                  0x08000000
  932 #define NFSATTRBM_CHANGEPOLICY          0x10000000
  933 #define NFSATTRBM_FSSTATUS              0x20000000
  934 #define NFSATTRBM_FSLAYOUTTYPE          0x40000000
  935 #define NFSATTRBM_LAYOUTHINT            0x80000000
  936 #define NFSATTRBM_LAYOUTTYPE            0x00000001
  937 #define NFSATTRBM_LAYOUTBLKSIZE         0x00000002
  938 #define NFSATTRBM_LAYOUTALIGNMENT       0x00000004
  939 #define NFSATTRBM_FSLOCATIONSINFO       0x00000008
  940 #define NFSATTRBM_MDSTHRESHOLD          0x00000010
  941 #define NFSATTRBM_RETENTIONGET          0x00000020
  942 #define NFSATTRBM_RETENTIONSET          0x00000040
  943 #define NFSATTRBM_RETENTEVTGET          0x00000080
  944 #define NFSATTRBM_RETENTEVTSET          0x00000100
  945 #define NFSATTRBM_RETENTIONHOLD         0x00000200
  946 #define NFSATTRBM_MODESETMASKED         0x00000400
  947 #define NFSATTRBM_SUPPATTREXCLCREAT     0x00000800
  948 #define NFSATTRBM_FSCHARSETCAP          0x00001000
  949 
  950 #define NFSATTRBIT_MAX                  77
  951 
  952 /*
  953  * Sets of attributes that are supported, by words in the bitmap.
  954  */
  955 /*
  956  * NFSATTRBIT_SUPPORTED - SUPP0 - bits 0<->31
  957  *                        SUPP1 - bits 32<->63
  958  *                        SUPP2 - bits 64<->95
  959  */
  960 #define NFSATTRBIT_SUPP0                                                \
  961         (NFSATTRBM_SUPPORTEDATTRS |                                     \
  962         NFSATTRBM_TYPE |                                                \
  963         NFSATTRBM_FHEXPIRETYPE |                                        \
  964         NFSATTRBM_CHANGE |                                              \
  965         NFSATTRBM_SIZE |                                                \
  966         NFSATTRBM_LINKSUPPORT |                                         \
  967         NFSATTRBM_SYMLINKSUPPORT |                                      \
  968         NFSATTRBM_NAMEDATTR |                                           \
  969         NFSATTRBM_FSID |                                                \
  970         NFSATTRBM_UNIQUEHANDLES |                                       \
  971         NFSATTRBM_LEASETIME |                                           \
  972         NFSATTRBM_RDATTRERROR |                                         \
  973         NFSATTRBM_ACL |                                                 \
  974         NFSATTRBM_ACLSUPPORT |                                          \
  975         NFSATTRBM_CANSETTIME |                                          \
  976         NFSATTRBM_CASEINSENSITIVE |                                     \
  977         NFSATTRBM_CASEPRESERVING |                                      \
  978         NFSATTRBM_CHOWNRESTRICTED |                                     \
  979         NFSATTRBM_FILEHANDLE |                                          \
  980         NFSATTRBM_FILEID |                                              \
  981         NFSATTRBM_FILESAVAIL |                                          \
  982         NFSATTRBM_FILESFREE |                                           \
  983         NFSATTRBM_FILESTOTAL |                                          \
  984         NFSATTRBM_FSLOCATIONS |                                         \
  985         NFSATTRBM_HOMOGENEOUS |                                         \
  986         NFSATTRBM_MAXFILESIZE |                                         \
  987         NFSATTRBM_MAXLINK |                                             \
  988         NFSATTRBM_MAXNAME |                                             \
  989         NFSATTRBM_MAXREAD |                                             \
  990         NFSATTRBM_MAXWRITE)
  991 
  992 /*
  993  * NFSATTRBIT_S1 - subset of SUPP1 - OR of the following bits:
  994  */
  995 #define NFSATTRBIT_S1                                                   \
  996         (NFSATTRBM_MODE |                                               \
  997         NFSATTRBM_NOTRUNC |                                             \
  998         NFSATTRBM_NUMLINKS |                                            \
  999         NFSATTRBM_OWNER |                                               \
 1000         NFSATTRBM_OWNERGROUP |                                          \
 1001         NFSATTRBM_RAWDEV |                                              \
 1002         NFSATTRBM_SPACEAVAIL |                                          \
 1003         NFSATTRBM_SPACEFREE |                                           \
 1004         NFSATTRBM_SPACETOTAL |                                          \
 1005         NFSATTRBM_SPACEUSED |                                           \
 1006         NFSATTRBM_TIMEACCESS |                                          \
 1007         NFSATTRBM_TIMEDELTA |                                           \
 1008         NFSATTRBM_TIMEMETADATA |                                        \
 1009         NFSATTRBM_TIMEMODIFY |                                          \
 1010         NFSATTRBM_MOUNTEDONFILEID |                                     \
 1011         NFSATTRBM_QUOTAHARD |                                           \
 1012         NFSATTRBM_QUOTASOFT |                                           \
 1013         NFSATTRBM_QUOTAUSED)
 1014 
 1015 
 1016 #ifdef QUOTA
 1017 /*
 1018  * If QUOTA OR in NFSATTRBIT_QUOTAHARD, NFSATTRBIT_QUOTASOFT and
 1019  * NFSATTRBIT_QUOTAUSED.
 1020  */
 1021 #define NFSATTRBIT_SUPP1        (NFSATTRBIT_S1 |                        \
 1022                                 NFSATTRBM_QUOTAHARD |                   \
 1023                                 NFSATTRBM_QUOTASOFT |                   \
 1024                                 NFSATTRBM_QUOTAUSED)
 1025 #else
 1026 #define NFSATTRBIT_SUPP1        NFSATTRBIT_S1
 1027 #endif
 1028 
 1029 #define NFSATTRBIT_SUPP2        NFSATTRBM_SUPPATTREXCLCREAT
 1030 
 1031 /*
 1032  * NFSATTRBIT_SUPPSETONLY is the OR of NFSATTRBIT_TIMEACCESSSET and
 1033  * NFSATTRBIT_TIMEMODIFYSET.
 1034  */
 1035 #define NFSATTRBIT_SUPPSETONLY   (NFSATTRBM_TIMEACCESSSET |             \
 1036                                  NFSATTRBM_TIMEMODIFYSET)
 1037 
 1038 /*
 1039  * NFSATTRBIT_SETABLE - SETABLE0 - bits 0<->31
 1040  *                      SETABLE1 - bits 32<->63
 1041  *                      SETABLE2 - bits 64<->95
 1042  */
 1043 #define NFSATTRBIT_SETABLE0                                             \
 1044         (NFSATTRBM_SIZE |                                               \
 1045         NFSATTRBM_ACL)
 1046 #define NFSATTRBIT_SETABLE1                                             \
 1047         (NFSATTRBM_MODE |                                               \
 1048         NFSATTRBM_OWNER |                                               \
 1049         NFSATTRBM_OWNERGROUP |                                          \
 1050         NFSATTRBM_TIMEACCESSSET |                                       \
 1051         NFSATTRBM_TIMEMODIFYSET)
 1052 #define NFSATTRBIT_SETABLE2             0
 1053 
 1054 /*
 1055  * Set of attributes that the getattr vnode op needs.
 1056  * OR of the following bits.
 1057  * NFSATTRBIT_GETATTR0 - bits 0<->31
 1058  */
 1059 #define NFSATTRBIT_GETATTR0                                             \
 1060         (NFSATTRBM_SUPPORTEDATTRS |                                     \
 1061         NFSATTRBM_TYPE |                                                \
 1062         NFSATTRBM_CHANGE |                                              \
 1063         NFSATTRBM_SIZE |                                                \
 1064         NFSATTRBM_FSID |                                                \
 1065         NFSATTRBM_FILEID |                                              \
 1066         NFSATTRBM_MAXREAD)
 1067 
 1068 /*
 1069  * NFSATTRBIT_GETATTR1 - bits 32<->63
 1070  */
 1071 #define NFSATTRBIT_GETATTR1                                             \
 1072         (NFSATTRBM_MODE |                                               \
 1073         NFSATTRBM_NUMLINKS |                                            \
 1074         NFSATTRBM_OWNER |                                               \
 1075         NFSATTRBM_OWNERGROUP |                                          \
 1076         NFSATTRBM_RAWDEV |                                              \
 1077         NFSATTRBM_SPACEUSED |                                           \
 1078         NFSATTRBM_TIMEACCESS |                                          \
 1079         NFSATTRBM_TIMEMETADATA |                                        \
 1080         NFSATTRBM_TIMEMODIFY)
 1081 
 1082 /*
 1083  * NFSATTRBIT_GETATTR2 - bits 64<->95
 1084  */
 1085 #define NFSATTRBIT_GETATTR2             0
 1086 
 1087 /*
 1088  * Subset of the above that the Write RPC gets.
 1089  * OR of the following bits.
 1090  * NFSATTRBIT_WRITEGETATTR0 - bits 0<->31
 1091  */
 1092 #define NFSATTRBIT_WRITEGETATTR0                                        \
 1093         (NFSATTRBM_SUPPORTEDATTRS |                                     \
 1094         NFSATTRBM_TYPE |                                                \
 1095         NFSATTRBM_CHANGE |                                              \
 1096         NFSATTRBM_SIZE |                                                \
 1097         NFSATTRBM_FSID |                                                \
 1098         NFSATTRBM_FILEID |                                              \
 1099         NFSATTRBM_MAXREAD)
 1100 
 1101 /*
 1102  * NFSATTRBIT_WRITEGETATTR1 - bits 32<->63
 1103  */
 1104 #define NFSATTRBIT_WRITEGETATTR1                                        \
 1105         (NFSATTRBM_MODE |                                               \
 1106         NFSATTRBM_NUMLINKS |                                            \
 1107         NFSATTRBM_RAWDEV |                                              \
 1108         NFSATTRBM_SPACEUSED |                                           \
 1109         NFSATTRBM_TIMEACCESS |                                          \
 1110         NFSATTRBM_TIMEMETADATA |                                        \
 1111         NFSATTRBM_TIMEMODIFY)
 1112 
 1113 /*
 1114  * NFSATTRBIT_WRITEGETATTR2 - bits 64<->95
 1115  */
 1116 #define NFSATTRBIT_WRITEGETATTR2        0
 1117 
 1118 /*
 1119  * Set of attributes that the wccattr operation op needs.
 1120  * OR of the following bits.
 1121  * NFSATTRBIT_WCCATTR0 - bits 0<->31
 1122  */
 1123 #define NFSATTRBIT_WCCATTR0     0
 1124 
 1125 /*
 1126  * NFSATTRBIT_WCCATTR1 - bits 32<->63
 1127  */
 1128 #define NFSATTRBIT_WCCATTR1                                             \
 1129         (NFSATTRBM_TIMEMODIFY)
 1130 
 1131 /*
 1132  * NFSATTRBIT_WCCATTR2 - bits 64<->95
 1133  */
 1134 #define NFSATTRBIT_WCCATTR2             0
 1135 
 1136 /*
 1137  * NFSATTRBIT_CBGETATTR0 - bits 0<->31
 1138  */
 1139 #define NFSATTRBIT_CBGETATTR0   (NFSATTRBM_CHANGE | NFSATTRBM_SIZE)
 1140 
 1141 /*
 1142  * NFSATTRBIT_CBGETATTR1 - bits 32<->63
 1143  */
 1144 #define NFSATTRBIT_CBGETATTR1           0x0
 1145 
 1146 /*
 1147  * NFSATTRBIT_CBGETATTR2 - bits 64<->95
 1148  */
 1149 #define NFSATTRBIT_CBGETATTR2           0x0
 1150 
 1151 /*
 1152  * Sets of attributes that require a VFS_STATFS() call to get the
 1153  * values of.
 1154  * NFSATTRBIT_STATFS0 - bits 0<->31
 1155  */
 1156 #define NFSATTRBIT_STATFS0                                              \
 1157         (NFSATTRBM_LINKSUPPORT |                                        \
 1158         NFSATTRBM_SYMLINKSUPPORT |                                      \
 1159         NFSATTRBM_CANSETTIME |                                          \
 1160         NFSATTRBM_FILESAVAIL |                                          \
 1161         NFSATTRBM_FILESFREE |                                           \
 1162         NFSATTRBM_FILESTOTAL |                                          \
 1163         NFSATTRBM_HOMOGENEOUS |                                         \
 1164         NFSATTRBM_MAXFILESIZE |                                         \
 1165         NFSATTRBM_MAXNAME |                                             \
 1166         NFSATTRBM_MAXREAD |                                             \
 1167         NFSATTRBM_MAXWRITE)
 1168 
 1169 /*
 1170  * NFSATTRBIT_STATFS1 - bits 32<->63
 1171  */
 1172 #define NFSATTRBIT_STATFS1                                              \
 1173         (NFSATTRBM_QUOTAHARD |                                          \
 1174         NFSATTRBM_QUOTASOFT |                                           \
 1175         NFSATTRBM_QUOTAUSED |                                           \
 1176         NFSATTRBM_SPACEAVAIL |                                          \
 1177         NFSATTRBM_SPACEFREE |                                           \
 1178         NFSATTRBM_SPACETOTAL |                                          \
 1179         NFSATTRBM_SPACEUSED |                                           \
 1180         NFSATTRBM_TIMEDELTA)
 1181 
 1182 /*
 1183  * NFSATTRBIT_STATFS2 - bits 64<->95
 1184  */
 1185 #define NFSATTRBIT_STATFS2              0
 1186 
 1187 /*
 1188  * These are the bits that are needed by the nfs_statfs() call.
 1189  * (The regular getattr bits are or'd in so the vnode gets the correct
 1190  *  type, etc.)
 1191  * NFSGETATTRBIT_STATFS0 - bits 0<->31
 1192  */
 1193 #define NFSGETATTRBIT_STATFS0   (NFSATTRBIT_GETATTR0 |                  \
 1194                                 NFSATTRBM_LINKSUPPORT |                 \
 1195                                 NFSATTRBM_SYMLINKSUPPORT |              \
 1196                                 NFSATTRBM_CANSETTIME |                  \
 1197                                 NFSATTRBM_FILESFREE |                   \
 1198                                 NFSATTRBM_FILESTOTAL |                  \
 1199                                 NFSATTRBM_HOMOGENEOUS |                 \
 1200                                 NFSATTRBM_MAXFILESIZE |                 \
 1201                                 NFSATTRBM_MAXNAME |                     \
 1202                                 NFSATTRBM_MAXREAD |                     \
 1203                                 NFSATTRBM_MAXWRITE)
 1204 
 1205 /*
 1206  * NFSGETATTRBIT_STATFS1 - bits 32<->63
 1207  */
 1208 #define NFSGETATTRBIT_STATFS1   (NFSATTRBIT_GETATTR1 |                  \
 1209                                 NFSATTRBM_SPACEAVAIL |                  \
 1210                                 NFSATTRBM_SPACEFREE |                   \
 1211                                 NFSATTRBM_SPACETOTAL |                  \
 1212                                 NFSATTRBM_TIMEDELTA)
 1213 
 1214 /*
 1215  * NFSGETATTRBIT_STATFS2 - bits 64<->95
 1216  */
 1217 #define NFSGETATTRBIT_STATFS2           0
 1218 
 1219 /*
 1220  * Set of attributes for the equivalent of an nfsv3 pathconf rpc.
 1221  * NFSGETATTRBIT_PATHCONF0 - bits 0<->31
 1222  */
 1223 #define NFSGETATTRBIT_PATHCONF0 (NFSATTRBIT_GETATTR0 |                  \
 1224                                 NFSATTRBM_CASEINSENSITIVE |             \
 1225                                 NFSATTRBM_CASEPRESERVING |              \
 1226                                 NFSATTRBM_CHOWNRESTRICTED |             \
 1227                                 NFSATTRBM_MAXLINK |                     \
 1228                                 NFSATTRBM_MAXNAME)
 1229 
 1230 /*
 1231  * NFSGETATTRBIT_PATHCONF1 - bits 32<->63
 1232  */
 1233 #define NFSGETATTRBIT_PATHCONF1 (NFSATTRBIT_GETATTR1 |                  \
 1234                                 NFSATTRBM_NOTRUNC)
 1235 
 1236 /*
 1237  * NFSGETATTRBIT_PATHCONF2 - bits 64<->95
 1238  */
 1239 #define NFSGETATTRBIT_PATHCONF2         0
 1240 
 1241 /*
 1242  * Sets of attributes required by readdir and readdirplus.
 1243  * NFSATTRBIT_READDIRPLUS0      (NFSATTRBIT_GETATTR0 | NFSATTRBIT_FILEHANDLE |
 1244  *                               NFSATTRBIT_RDATTRERROR)
 1245  */
 1246 #define NFSATTRBIT_READDIRPLUS0 (NFSATTRBIT_GETATTR0 | NFSATTRBM_FILEHANDLE | \
 1247                                 NFSATTRBM_RDATTRERROR)
 1248 #define NFSATTRBIT_READDIRPLUS1 NFSATTRBIT_GETATTR1
 1249 #define NFSATTRBIT_READDIRPLUS2         0
 1250 
 1251 /*
 1252  * Set of attributes supported by Referral vnodes.
 1253  */
 1254 #define NFSATTRBIT_REFERRAL0    (NFSATTRBM_TYPE | NFSATTRBM_FSID |      \
 1255         NFSATTRBM_RDATTRERROR | NFSATTRBM_FSLOCATIONS)
 1256 #define NFSATTRBIT_REFERRAL1    NFSATTRBM_MOUNTEDONFILEID
 1257 #define NFSATTRBIT_REFERRAL2            0
 1258 
 1259 /*
 1260  * Structure for data handled by the statfs rpc. Since some fields are
 1261  * u_int64_t, this cannot be used for copying data on/off the wire, due
 1262  * to alignment concerns.
 1263  */
 1264 struct nfsstatfs {
 1265         union {
 1266                 struct {
 1267                         u_int32_t nfsv2sf_tsize;
 1268                         u_int32_t nfsv2sf_bsize;
 1269                         u_int32_t nfsv2sf_blocks;
 1270                         u_int32_t nfsv2sf_bfree;
 1271                         u_int32_t nfsv2sf_bavail;
 1272                 } sf_nfsv2;
 1273                 struct {
 1274                         u_int64_t nfsv3sf_tbytes;
 1275                         u_int64_t nfsv3sf_fbytes;
 1276                         u_int64_t nfsv3sf_abytes;
 1277                         u_int64_t nfsv3sf_tfiles;
 1278                         u_int64_t nfsv3sf_ffiles;
 1279                         u_int64_t nfsv3sf_afiles;
 1280                         u_int32_t nfsv3sf_invarsec;
 1281                 } sf_nfsv3;
 1282         } sf_un;
 1283 };
 1284 
 1285 #define sf_tsize        sf_un.sf_nfsv2.nfsv2sf_tsize
 1286 #define sf_bsize        sf_un.sf_nfsv2.nfsv2sf_bsize
 1287 #define sf_blocks       sf_un.sf_nfsv2.nfsv2sf_blocks
 1288 #define sf_bfree        sf_un.sf_nfsv2.nfsv2sf_bfree
 1289 #define sf_bavail       sf_un.sf_nfsv2.nfsv2sf_bavail
 1290 #define sf_tbytes       sf_un.sf_nfsv3.nfsv3sf_tbytes
 1291 #define sf_fbytes       sf_un.sf_nfsv3.nfsv3sf_fbytes
 1292 #define sf_abytes       sf_un.sf_nfsv3.nfsv3sf_abytes
 1293 #define sf_tfiles       sf_un.sf_nfsv3.nfsv3sf_tfiles
 1294 #define sf_ffiles       sf_un.sf_nfsv3.nfsv3sf_ffiles
 1295 #define sf_afiles       sf_un.sf_nfsv3.nfsv3sf_afiles
 1296 #define sf_invarsec     sf_un.sf_nfsv3.nfsv3sf_invarsec
 1297 
 1298 /*
 1299  * Now defined using u_int64_t for the 64 bit field(s).
 1300  * (Cannot be used to move data on/off the wire, due to alignment concerns.)
 1301  */
 1302 struct nfsfsinfo {
 1303         u_int32_t fs_rtmax;
 1304         u_int32_t fs_rtpref;
 1305         u_int32_t fs_rtmult;
 1306         u_int32_t fs_wtmax;
 1307         u_int32_t fs_wtpref;
 1308         u_int32_t fs_wtmult;
 1309         u_int32_t fs_dtpref;
 1310         u_int64_t fs_maxfilesize;
 1311         struct timespec fs_timedelta;
 1312         u_int32_t fs_properties;
 1313 };
 1314 
 1315 /*
 1316  * Bits for fs_properties
 1317  */
 1318 #define NFSV3_FSFLINK           0x1
 1319 #define NFSV3_FSFSYMLINK        0x2
 1320 #define NFSV3_FSFHOMOGENEOUS    0x4
 1321 #define NFSV3_FSFCANSETTIME     0x8
 1322 
 1323 /*
 1324  * Yikes, overload fs_rtmult as fs_maxname for V4.
 1325  */
 1326 #define fs_maxname      fs_rtmult
 1327 
 1328 struct nfsv3_pathconf {
 1329         u_int32_t pc_linkmax;
 1330         u_int32_t pc_namemax;
 1331         u_int32_t pc_notrunc;
 1332         u_int32_t pc_chownrestricted;
 1333         u_int32_t pc_caseinsensitive;
 1334         u_int32_t pc_casepreserving;
 1335 };
 1336 
 1337 /*
 1338  * NFS V4 data structures.
 1339  */
 1340 struct nfsv4stateid {
 1341         u_int32_t       seqid;
 1342         u_int32_t       other[NFSX_STATEIDOTHER / NFSX_UNSIGNED];
 1343 };
 1344 typedef struct nfsv4stateid nfsv4stateid_t;
 1345 
 1346 #endif  /* _NFS_NFSPROTO_H_ */

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