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/*- * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Rick Macklem at The University of Guelph. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD: release/9.1.0/sys/fs/nfs/nfsproto.h 223657 2011-06-28 22:52:38Z rmacklem $ */ #ifndef _NFS_NFSPROTO_H_ #define _NFS_NFSPROTO_H_ /* * nfs definitions as per the Version 2, 3 and 4 specs */ /* * Constants as defined in the NFS Version 2, 3 and 4 specs. * "NFS: Network File System Protocol Specification" RFC1094 * and in the "NFS: Network File System Version 3 Protocol * Specification" */ #define NFS_PORT 2049 #define NFS_PROG 100003 #define NFS_CALLBCKPROG 0x40000000 /* V4 only */ #define NFS_VER2 2 #define NFS_VER3 3 #define NFS_VER4 4 #define NFS_V2MAXDATA 8192 #define NFS_MAXDGRAMDATA 16384 #define NFS_MAXDATA NFS_MAXBSIZE #define NFS_MAXPATHLEN 1024 #define NFS_MAXNAMLEN 255 #define NFS_MAXPKTHDR 404 #define NFS_MAXPACKET (NFS_MAXDATA + 2048) #define NFS_MINPACKET 20 #define NFS_FABLKSIZE 512 /* Size in bytes of a block wrt fa_blocks */ #define NFSV4_MINORVERSION 0 /* V4 Minor version */ #define NFSV4_CBVERS 1 /* V4 CB Version */ #define NFSV4_SMALLSTR 50 /* Strings small enough for stack */ /* Stat numbers for rpc returns (version 2, 3 and 4) */ /* * These numbers are hard-wired in the RFCs, so they can't be changed. * The code currently assumes that the ones < 10000 are the same as * sys/errno.h and that sys/errno.h will never go as high as 10000. * If the value in sys/errno.h of any entry listed below is changed, * the NFS code must be modified to do the mapping between them. * (You can ignore NFSERR_WFLUSH, since it is never actually used.) */ #define NFSERR_OK 0 #define NFSERR_PERM 1 #define NFSERR_NOENT 2 #define NFSERR_IO 5 #define NFSERR_NXIO 6 #define NFSERR_ACCES 13 #define NFSERR_EXIST 17 #define NFSERR_XDEV 18 /* Version 3, 4 only */ #define NFSERR_NODEV 19 #define NFSERR_NOTDIR 20 #define NFSERR_ISDIR 21 #define NFSERR_INVAL 22 /* Version 3, 4 only */ #define NFSERR_FBIG 27 #define NFSERR_NOSPC 28 #define NFSERR_ROFS 30 #define NFSERR_MLINK 31 /* Version 3, 4 only */ #define NFSERR_NAMETOL 63 #define NFSERR_NOTEMPTY 66 #define NFSERR_DQUOT 69 #define NFSERR_STALE 70 #define NFSERR_REMOTE 71 /* Version 3 only */ #define NFSERR_WFLUSH 99 /* Version 2 only */ #define NFSERR_BADHANDLE 10001 /* These are Version 3, 4 only */ #define NFSERR_NOT_SYNC 10002 /* Version 3 Only */ #define NFSERR_BAD_COOKIE 10003 #define NFSERR_NOTSUPP 10004 #define NFSERR_TOOSMALL 10005 #define NFSERR_SERVERFAULT 10006 #define NFSERR_BADTYPE 10007 #define NFSERR_DELAY 10008 /* Called NFSERR_JUKEBOX for V3 */ #define NFSERR_SAME 10009 /* These are Version 4 only */ #define NFSERR_DENIED 10010 #define NFSERR_EXPIRED 10011 #define NFSERR_LOCKED 10012 #define NFSERR_GRACE 10013 #define NFSERR_FHEXPIRED 10014 #define NFSERR_SHAREDENIED 10015 #define NFSERR_WRONGSEC 10016 #define NFSERR_CLIDINUSE 10017 #define NFSERR_RESOURCE 10018 #define NFSERR_MOVED 10019 #define NFSERR_NOFILEHANDLE 10020 #define NFSERR_MINORVERMISMATCH 10021 #define NFSERR_STALECLIENTID 10022 #define NFSERR_STALESTATEID 10023 #define NFSERR_OLDSTATEID 10024 #define NFSERR_BADSTATEID 10025 #define NFSERR_BADSEQID 10026 #define NFSERR_NOTSAME 10027 #define NFSERR_LOCKRANGE 10028 #define NFSERR_SYMLINK 10029 #define NFSERR_RESTOREFH 10030 #define NFSERR_LEASEMOVED 10031 #define NFSERR_ATTRNOTSUPP 10032 #define NFSERR_NOGRACE 10033 #define NFSERR_RECLAIMBAD 10034 #define NFSERR_RECLAIMCONFLICT 10035 #define NFSERR_BADXDR 10036 #define NFSERR_LOCKSHELD 10037 #define NFSERR_OPENMODE 10038 #define NFSERR_BADOWNER 10039 #define NFSERR_BADCHAR 10040 #define NFSERR_BADNAME 10041 #define NFSERR_BADRANGE 10042 #define NFSERR_LOCKNOTSUPP 10043 #define NFSERR_OPILLEGAL 10044 #define NFSERR_DEADLOCK 10045 #define NFSERR_FILEOPEN 10046 #define NFSERR_ADMINREVOKED 10047 #define NFSERR_CBPATHDOWN 10048 #define NFSERR_STALEWRITEVERF 30001 /* Fake return for nfs_commit() */ #define NFSERR_DONTREPLY 30003 /* Don't process request */ #define NFSERR_RETVOID 30004 /* Return void, not error */ #define NFSERR_REPLYFROMCACHE 30005 /* Reply from recent request cache */ #define NFSERR_STALEDONTRECOVER 30006 /* Don't initiate recovery */ #define NFSERR_RPCERR 0x40000000 /* Mark an RPC layer error */ #define NFSERR_AUTHERR 0x80000000 /* Mark an authentication error */ #define NFSERR_RPCMISMATCH (NFSERR_RPCERR | RPC_MISMATCH) #define NFSERR_PROGUNAVAIL (NFSERR_RPCERR | RPC_PROGUNAVAIL) #define NFSERR_PROGMISMATCH (NFSERR_RPCERR | RPC_PROGMISMATCH) #define NFSERR_PROGNOTV4 (NFSERR_RPCERR | 0xffff) #define NFSERR_PROCUNAVAIL (NFSERR_RPCERR | RPC_PROCUNAVAIL) #define NFSERR_GARBAGE (NFSERR_RPCERR | RPC_GARBAGE) /* Sizes in bytes of various nfs rpc components */ #define NFSX_UNSIGNED 4 #define NFSX_HYPER (2 * NFSX_UNSIGNED) /* specific to NFS Version 2 */ #define NFSX_V2FH 32 #define NFSX_V2FATTR 68 #define NFSX_V2SATTR 32 #define NFSX_V2COOKIE 4 #define NFSX_V2STATFS 20 /* specific to NFS Version 3 */ #define NFSX_V3FHMAX 64 /* max. allowed by protocol */ #define NFSX_V3FATTR 84 #define NFSX_V3SATTR 60 /* max. all fields filled in */ #define NFSX_V3SRVSATTR (sizeof (struct nfsv3_sattr)) #define NFSX_V3POSTOPATTR (NFSX_V3FATTR + NFSX_UNSIGNED) #define NFSX_V3WCCDATA (NFSX_V3POSTOPATTR + 8 * NFSX_UNSIGNED) #define NFSX_V3STATFS 52 #define NFSX_V3FSINFO 48 #define NFSX_V3PATHCONF 24 /* specific to NFS Version 4 */ #define NFSX_V4FHMAX 128 #define NFSX_V4FSID (2 * NFSX_HYPER) #define NFSX_V4SPECDATA (2 * NFSX_UNSIGNED) #define NFSX_V4TIME (NFSX_HYPER + NFSX_UNSIGNED) #define NFSX_V4SETTIME (NFSX_UNSIGNED + NFSX_V4TIME) /* sizes common to multiple NFS versions */ #define NFSX_FHMAX (NFSX_V4FHMAX) #define NFSX_MYFH (sizeof (fhandle_t)) /* size this server uses */ #define NFSX_VERF 8 #define NFSX_STATEIDOTHER 12 #define NFSX_STATEID (NFSX_UNSIGNED + NFSX_STATEIDOTHER) #define NFSX_GSSH 12 /* variants for multiple versions */ #define NFSX_STATFS(v3) ((v3) ? NFSX_V3STATFS : NFSX_V2STATFS) /* nfs rpc procedure numbers (before version mapping) */ #define NFSPROC_NULL 0 #define NFSPROC_GETATTR 1 #define NFSPROC_SETATTR 2 #define NFSPROC_LOOKUP 3 #define NFSPROC_ACCESS 4 #define NFSPROC_READLINK 5 #define NFSPROC_READ 6 #define NFSPROC_WRITE 7 #define NFSPROC_CREATE 8 #define NFSPROC_MKDIR 9 #define NFSPROC_SYMLINK 10 #define NFSPROC_MKNOD 11 #define NFSPROC_REMOVE 12 #define NFSPROC_RMDIR 13 #define NFSPROC_RENAME 14 #define NFSPROC_LINK 15 #define NFSPROC_READDIR 16 #define NFSPROC_READDIRPLUS 17 #define NFSPROC_FSSTAT 18 #define NFSPROC_FSINFO 19 #define NFSPROC_PATHCONF 20 #define NFSPROC_COMMIT 21 /* * The lower numbers -> 21 are used by NFSv2 and v3. These define higher * numbers used by NFSv4. * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is * one greater than the last number. */ #ifndef NFS_V3NPROCS #define NFS_V3NPROCS 22 #define NFSPROC_LOOKUPP 22 #define NFSPROC_SETCLIENTID 23 #define NFSPROC_SETCLIENTIDCFRM 24 #define NFSPROC_LOCK 25 #define NFSPROC_LOCKU 26 #define NFSPROC_OPEN 27 #define NFSPROC_CLOSE 28 #define NFSPROC_OPENCONFIRM 29 #define NFSPROC_LOCKT 30 #define NFSPROC_OPENDOWNGRADE 31 #define NFSPROC_RENEW 32 #define NFSPROC_PUTROOTFH 33 #define NFSPROC_RELEASELCKOWN 34 #define NFSPROC_DELEGRETURN 35 #define NFSPROC_RETDELEGREMOVE 36 #define NFSPROC_RETDELEGRENAME1 37 #define NFSPROC_RETDELEGRENAME2 38 #define NFSPROC_GETACL 39 #define NFSPROC_SETACL 40 /* * Must be defined as one higher than the last Proc# above. */ #define NFSV4_NPROCS 41 #endif /* NFS_V3NPROCS */ /* * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code. */ #ifndef NFS_NPROCS #define NFS_NPROCS NFSV4_NPROCS #endif /* * NFSPROC_NOOP is a fake op# that can't be the same as any V2/3/4 Procedure * or Operation#. Since the NFS V4 Op #s go higher, use NFSV4OP_NOPS, which * is one greater than the highest Op#. */ #define NFSPROC_NOOP NFSV4OP_NOPS /* Actual Version 2 procedure numbers */ #define NFSV2PROC_NULL 0 #define NFSV2PROC_GETATTR 1 #define NFSV2PROC_SETATTR 2 #define NFSV2PROC_NOOP 3 #define NFSV2PROC_ROOT NFSV2PROC_NOOP /* Obsolete */ #define NFSV2PROC_LOOKUP 4 #define NFSV2PROC_READLINK 5 #define NFSV2PROC_READ 6 #define NFSV2PROC_WRITECACHE NFSV2PROC_NOOP /* Obsolete */ #define NFSV2PROC_WRITE 8 #define NFSV2PROC_CREATE 9 #define NFSV2PROC_REMOVE 10 #define NFSV2PROC_RENAME 11 #define NFSV2PROC_LINK 12 #define NFSV2PROC_SYMLINK 13 #define NFSV2PROC_MKDIR 14 #define NFSV2PROC_RMDIR 15 #define NFSV2PROC_READDIR 16 #define NFSV2PROC_STATFS 17 /* * V4 Procedure numbers */ #define NFSV4PROC_COMPOUND 1 #define NFSV4PROC_CBNULL 0 #define NFSV4PROC_CBCOMPOUND 1 /* * Constants used by the Version 3 and 4 protocols for various RPCs */ #define NFSV3SATTRTIME_DONTCHANGE 0 #define NFSV3SATTRTIME_TOSERVER 1 #define NFSV3SATTRTIME_TOCLIENT 2 #define NFSV4SATTRTIME_TOSERVER 0 #define NFSV4SATTRTIME_TOCLIENT 1 #define NFSV4LOCKT_READ 1 #define NFSV4LOCKT_WRITE 2 #define NFSV4LOCKT_READW 3 #define NFSV4LOCKT_WRITEW 4 #define NFSV4LOCKT_RELEASE 5 #define NFSV4OPEN_NOCREATE 0 #define NFSV4OPEN_CREATE 1 #define NFSV4OPEN_CLAIMNULL 0 #define NFSV4OPEN_CLAIMPREVIOUS 1 #define NFSV4OPEN_CLAIMDELEGATECUR 2 #define NFSV4OPEN_CLAIMDELEGATEPREV 3 #define NFSV4OPEN_DELEGATENONE 0 #define NFSV4OPEN_DELEGATEREAD 1 #define NFSV4OPEN_DELEGATEWRITE 2 #define NFSV4OPEN_LIMITSIZE 1 #define NFSV4OPEN_LIMITBLOCKS 2 /* * Nfs V4 ACE stuff */ #define NFSV4ACE_ALLOWEDTYPE 0x00000000 #define NFSV4ACE_DENIEDTYPE 0x00000001 #define NFSV4ACE_AUDITTYPE 0x00000002 #define NFSV4ACE_ALARMTYPE 0x00000003 #define NFSV4ACE_SUPALLOWED 0x00000001 #define NFSV4ACE_SUPDENIED 0x00000002 #define NFSV4ACE_SUPAUDIT 0x00000004 #define NFSV4ACE_SUPALARM 0x00000008 #define NFSV4ACE_SUPTYPES (NFSV4ACE_SUPALLOWED | NFSV4ACE_SUPDENIED) #define NFSV4ACE_FILEINHERIT 0x00000001 #define NFSV4ACE_DIRECTORYINHERIT 0x00000002 #define NFSV4ACE_NOPROPAGATEINHERIT 0x00000004 #define NFSV4ACE_INHERITONLY 0x00000008 #define NFSV4ACE_SUCCESSFULACCESS 0x00000010 #define NFSV4ACE_FAILEDACCESS 0x00000020 #define NFSV4ACE_IDENTIFIERGROUP 0x00000040 #define NFSV4ACE_READDATA 0x00000001 #define NFSV4ACE_LISTDIRECTORY 0x00000001 #define NFSV4ACE_WRITEDATA 0x00000002 #define NFSV4ACE_ADDFILE 0x00000002 #define NFSV4ACE_APPENDDATA 0x00000004 #define NFSV4ACE_ADDSUBDIRECTORY 0x00000004 #define NFSV4ACE_READNAMEDATTR 0x00000008 #define NFSV4ACE_WRITENAMEDATTR 0x00000010 #define NFSV4ACE_EXECUTE 0x00000020 #define NFSV4ACE_SEARCH 0x00000020 #define NFSV4ACE_DELETECHILD 0x00000040 #define NFSV4ACE_READATTRIBUTES 0x00000080 #define NFSV4ACE_WRITEATTRIBUTES 0x00000100 #define NFSV4ACE_DELETE 0x00010000 #define NFSV4ACE_READACL 0x00020000 #define NFSV4ACE_WRITEACL 0x00040000 #define NFSV4ACE_WRITEOWNER 0x00080000 #define NFSV4ACE_SYNCHRONIZE 0x00100000 /* * Here are the mappings between mode bits and acl mask bits for * directories and other files. * (Named attributes have not been included, since named attributes are * not yet supported.) * The mailing list seems to indicate that NFSV4ACE_EXECUTE refers to * searching a directory, although I can't find a statement of that in * the RFC. */ #define NFSV4ACE_ALLFILESMASK (NFSV4ACE_READATTRIBUTES | NFSV4ACE_READACL) #define NFSV4ACE_OWNERMASK (NFSV4ACE_WRITEATTRIBUTES | NFSV4ACE_WRITEACL) #define NFSV4ACE_DIRREADMASK NFSV4ACE_LISTDIRECTORY #define NFSV4ACE_DIREXECUTEMASK NFSV4ACE_EXECUTE #define NFSV4ACE_DIRWRITEMASK (NFSV4ACE_ADDFILE | \ NFSV4ACE_ADDSUBDIRECTORY | NFSV4ACE_DELETECHILD) #define NFSV4ACE_READMASK NFSV4ACE_READDATA #define NFSV4ACE_WRITEMASK (NFSV4ACE_WRITEDATA | NFSV4ACE_APPENDDATA) #define NFSV4ACE_EXECUTEMASK NFSV4ACE_EXECUTE #define NFSV4ACE_ALLFILEBITS (NFSV4ACE_READMASK | NFSV4ACE_WRITEMASK | \ NFSV4ACE_EXECUTEMASK | NFSV4ACE_SYNCHRONIZE) #define NFSV4ACE_ALLDIRBITS (NFSV4ACE_DIRREADMASK | \ NFSV4ACE_DIRWRITEMASK | NFSV4ACE_DIREXECUTEMASK) #define NFSV4ACE_AUDITMASK 0x0 /* * These GENERIC masks are not used and are no longer believed to be useful. */ #define NFSV4ACE_GENERICREAD 0x00120081 #define NFSV4ACE_GENERICWRITE 0x00160106 #define NFSV4ACE_GENERICEXECUTE 0x001200a0 #define NFSSTATEID_PUTALLZERO 0 #define NFSSTATEID_PUTALLONE 1 #define NFSSTATEID_PUTSTATEID 2 /* * Bits for share access and deny. */ #define NFSV4OPEN_ACCESSREAD 0x00000001 #define NFSV4OPEN_ACCESSWRITE 0x00000002 #define NFSV4OPEN_ACCESSBOTH 0x00000003 #define NFSV4OPEN_DENYNONE 0x00000000 #define NFSV4OPEN_DENYREAD 0x00000001 #define NFSV4OPEN_DENYWRITE 0x00000002 #define NFSV4OPEN_DENYBOTH 0x00000003 /* * Open result flags * (The first two are in the spec. The rest are used internally.) */ #define NFSV4OPEN_RESULTCONFIRM 0x00000002 #define NFSV4OPEN_LOCKTYPEPOSIX 0x00000004 #define NFSV4OPEN_RFLAGS \ (NFSV4OPEN_RESULTCONFIRM | NFSV4OPEN_LOCKTYPEPOSIX) #define NFSV4OPEN_RECALL 0x00010000 #define NFSV4OPEN_READDELEGATE 0x00020000 #define NFSV4OPEN_WRITEDELEGATE 0x00040000 /* * NFS V4 File Handle types */ #define NFSV4FHTYPE_PERSISTENT 0x0 #define NFSV4FHTYPE_NOEXPIREWITHOPEN 0x1 #define NFSV4FHTYPE_VOLATILEANY 0x2 #define NFSV4FHTYPE_VOLATILEMIGRATE 0x4 #define NFSV4FHTYPE_VOLATILERENAME 0x8 /* * Maximum size of V4 opaque strings. */ #define NFSV4_OPAQUELIMIT 1024 /* * These are the same for V3 and V4. */ #define NFSACCESS_READ 0x01 #define NFSACCESS_LOOKUP 0x02 #define NFSACCESS_MODIFY 0x04 #define NFSACCESS_EXTEND 0x08 #define NFSACCESS_DELETE 0x10 #define NFSACCESS_EXECUTE 0x20 #define NFSWRITE_UNSTABLE 0 #define NFSWRITE_DATASYNC 1 #define NFSWRITE_FILESYNC 2 #define NFSCREATE_UNCHECKED 0 #define NFSCREATE_GUARDED 1 #define NFSCREATE_EXCLUSIVE 2 #define NFSV3FSINFO_LINK 0x01 #define NFSV3FSINFO_SYMLINK 0x02 #define NFSV3FSINFO_HOMOGENEOUS 0x08 #define NFSV3FSINFO_CANSETTIME 0x10 /* Conversion macros */ #define vtonfsv2_mode(t,m) \ txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : \ MAKEIMODE((t), (m))) #define vtonfsv34_mode(m) txdr_unsigned((m) & 07777) #define nfstov_mode(a) (fxdr_unsigned(u_int16_t, (a))&07777) #define vtonfsv2_type(a) (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \ txdr_unsigned(newnfsv2_type[((u_int32_t)(a))])) #define vtonfsv34_type(a) (((u_int32_t)(a)) >= 9 ? txdr_unsigned(NFNON) : \ txdr_unsigned(nfsv34_type[((u_int32_t)(a))])) #define nfsv2tov_type(a) newnv2tov_type[fxdr_unsigned(u_int32_t,(a))&0x7] #define nfsv34tov_type(a) nv34tov_type[fxdr_unsigned(u_int32_t,(a))&0x7] #define vtonfs_dtype(a) (((u_int32_t)(a)) >= 9 ? IFTODT(VTTOIF(VNON)) : \ IFTODT(VTTOIF(a))) /* File types */ typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5, NFSOCK=6, NFFIFO=7, NFATTRDIR=8, NFNAMEDATTR=9 } nfstype; /* Structs for common parts of the rpc's */ struct nfsv2_time { u_int32_t nfsv2_sec; u_int32_t nfsv2_usec; }; typedef struct nfsv2_time nfstime2; struct nfsv3_time { u_int32_t nfsv3_sec; u_int32_t nfsv3_nsec; }; typedef struct nfsv3_time nfstime3; struct nfsv4_time { u_int32_t nfsv4_highsec; u_int32_t nfsv4_sec; u_int32_t nfsv4_nsec; }; typedef struct nfsv4_time nfstime4; /* * Quads are defined as arrays of 2 longs to ensure dense packing for the * protocol and to facilitate xdr conversion. */ struct nfs_uquad { u_int32_t nfsuquad[2]; }; typedef struct nfs_uquad nfsuint64; /* * Used to convert between two u_longs and a u_quad_t. */ union nfs_quadconvert { u_int32_t lval[2]; u_quad_t qval; }; typedef union nfs_quadconvert nfsquad_t; /* * NFS Version 3 special file number. */ struct nfsv3_spec { u_int32_t specdata1; u_int32_t specdata2; }; typedef struct nfsv3_spec nfsv3spec; /* * File attributes and setable attributes. These structures cover both * NFS version 2 and the version 3 protocol. Note that the union is only * used so that one pointer can refer to both variants. These structures * go out on the wire and must be densely packed, so no quad data types * are used. (all fields are longs or u_longs or structures of same) * NB: You can't do sizeof(struct nfs_fattr), you must use the * NFSX_FATTR(v3) macro. */ struct nfs_fattr { u_int32_t fa_type; u_int32_t fa_mode; u_int32_t fa_nlink; u_int32_t fa_uid; u_int32_t fa_gid; union { struct { u_int32_t nfsv2fa_size; u_int32_t nfsv2fa_blocksize; u_int32_t nfsv2fa_rdev; u_int32_t nfsv2fa_blocks; u_int32_t nfsv2fa_fsid; u_int32_t nfsv2fa_fileid; nfstime2 nfsv2fa_atime; nfstime2 nfsv2fa_mtime; nfstime2 nfsv2fa_ctime; } fa_nfsv2; struct { nfsuint64 nfsv3fa_size; nfsuint64 nfsv3fa_used; nfsv3spec nfsv3fa_rdev; nfsuint64 nfsv3fa_fsid; nfsuint64 nfsv3fa_fileid; nfstime3 nfsv3fa_atime; nfstime3 nfsv3fa_mtime; nfstime3 nfsv3fa_ctime; } fa_nfsv3; } fa_un; }; /* and some ugly defines for accessing union components */ #define fa2_size fa_un.fa_nfsv2.nfsv2fa_size #define fa2_blocksize fa_un.fa_nfsv2.nfsv2fa_blocksize #define fa2_rdev fa_un.fa_nfsv2.nfsv2fa_rdev #define fa2_blocks fa_un.fa_nfsv2.nfsv2fa_blocks #define fa2_fsid fa_un.fa_nfsv2.nfsv2fa_fsid #define fa2_fileid fa_un.fa_nfsv2.nfsv2fa_fileid #define fa2_atime fa_un.fa_nfsv2.nfsv2fa_atime #define fa2_mtime fa_un.fa_nfsv2.nfsv2fa_mtime #define fa2_ctime fa_un.fa_nfsv2.nfsv2fa_ctime #define fa3_size fa_un.fa_nfsv3.nfsv3fa_size #define fa3_used fa_un.fa_nfsv3.nfsv3fa_used #define fa3_rdev fa_un.fa_nfsv3.nfsv3fa_rdev #define fa3_fsid fa_un.fa_nfsv3.nfsv3fa_fsid #define fa3_fileid fa_un.fa_nfsv3.nfsv3fa_fileid #define fa3_atime fa_un.fa_nfsv3.nfsv3fa_atime #define fa3_mtime fa_un.fa_nfsv3.nfsv3fa_mtime #define fa3_ctime fa_un.fa_nfsv3.nfsv3fa_ctime struct nfsv2_sattr { u_int32_t sa_mode; u_int32_t sa_uid; u_int32_t sa_gid; u_int32_t sa_size; nfstime2 sa_atime; nfstime2 sa_mtime; }; /* * NFS Version 3 sattr structure for the new node creation case. */ struct nfsv3_sattr { u_int32_t sa_modetrue; u_int32_t sa_mode; u_int32_t sa_uidfalse; u_int32_t sa_gidfalse; u_int32_t sa_sizefalse; u_int32_t sa_atimetype; nfstime3 sa_atime; u_int32_t sa_mtimetype; nfstime3 sa_mtime; }; /* * The attribute bits used for V4. * NFSATTRBIT_xxx defines the attribute# (and its bit position) * NFSATTRBM_xxx is a 32bit mask with the correct bit set within the * appropriate 32bit word. * NFSATTRBIT_MAX is one greater than the largest NFSATTRBIT_xxx */ #define NFSATTRBIT_SUPPORTEDATTRS 0 #define NFSATTRBIT_TYPE 1 #define NFSATTRBIT_FHEXPIRETYPE 2 #define NFSATTRBIT_CHANGE 3 #define NFSATTRBIT_SIZE 4 #define NFSATTRBIT_LINKSUPPORT 5 #define NFSATTRBIT_SYMLINKSUPPORT 6 #define NFSATTRBIT_NAMEDATTR 7 #define NFSATTRBIT_FSID 8 #define NFSATTRBIT_UNIQUEHANDLES 9 #define NFSATTRBIT_LEASETIME 10 #define NFSATTRBIT_RDATTRERROR 11 #define NFSATTRBIT_ACL 12 #define NFSATTRBIT_ACLSUPPORT 13 #define NFSATTRBIT_ARCHIVE 14 #define NFSATTRBIT_CANSETTIME 15 #define NFSATTRBIT_CASEINSENSITIVE 16 #define NFSATTRBIT_CASEPRESERVING 17 #define NFSATTRBIT_CHOWNRESTRICTED 18 #define NFSATTRBIT_FILEHANDLE 19 #define NFSATTRBIT_FILEID 20 #define NFSATTRBIT_FILESAVAIL 21 #define NFSATTRBIT_FILESFREE 22 #define NFSATTRBIT_FILESTOTAL 23 #define NFSATTRBIT_FSLOCATIONS 24 #define NFSATTRBIT_HIDDEN 25 #define NFSATTRBIT_HOMOGENEOUS 26 #define NFSATTRBIT_MAXFILESIZE 27 #define NFSATTRBIT_MAXLINK 28 #define NFSATTRBIT_MAXNAME 29 #define NFSATTRBIT_MAXREAD 30 #define NFSATTRBIT_MAXWRITE 31 #define NFSATTRBIT_MIMETYPE 32 #define NFSATTRBIT_MODE 33 #define NFSATTRBIT_NOTRUNC 34 #define NFSATTRBIT_NUMLINKS 35 #define NFSATTRBIT_OWNER 36 #define NFSATTRBIT_OWNERGROUP 37 #define NFSATTRBIT_QUOTAHARD 38 #define NFSATTRBIT_QUOTASOFT 39 #define NFSATTRBIT_QUOTAUSED 40 #define NFSATTRBIT_RAWDEV 41 #define NFSATTRBIT_SPACEAVAIL 42 #define NFSATTRBIT_SPACEFREE 43 #define NFSATTRBIT_SPACETOTAL 44 #define NFSATTRBIT_SPACEUSED 45 #define NFSATTRBIT_SYSTEM 46 #define NFSATTRBIT_TIMEACCESS 47 #define NFSATTRBIT_TIMEACCESSSET 48 #define NFSATTRBIT_TIMEBACKUP 49 #define NFSATTRBIT_TIMECREATE 50 #define NFSATTRBIT_TIMEDELTA 51 #define NFSATTRBIT_TIMEMETADATA 52 #define NFSATTRBIT_TIMEMODIFY 53 #define NFSATTRBIT_TIMEMODIFYSET 54 #define NFSATTRBIT_MOUNTEDONFILEID 55 #define NFSATTRBM_SUPPORTEDATTRS 0x00000001 #define NFSATTRBM_TYPE 0x00000002 #define NFSATTRBM_FHEXPIRETYPE 0x00000004 #define NFSATTRBM_CHANGE 0x00000008 #define NFSATTRBM_SIZE 0x00000010 #define NFSATTRBM_LINKSUPPORT 0x00000020 #define NFSATTRBM_SYMLINKSUPPORT 0x00000040 #define NFSATTRBM_NAMEDATTR 0x00000080 #define NFSATTRBM_FSID 0x00000100 #define NFSATTRBM_UNIQUEHANDLES 0x00000200 #define NFSATTRBM_LEASETIME 0x00000400 #define NFSATTRBM_RDATTRERROR 0x00000800 #define NFSATTRBM_ACL 0x00001000 #define NFSATTRBM_ACLSUPPORT 0x00002000 #define NFSATTRBM_ARCHIVE 0x00004000 #define NFSATTRBM_CANSETTIME 0x00008000 #define NFSATTRBM_CASEINSENSITIVE 0x00010000 #define NFSATTRBM_CASEPRESERVING 0x00020000 #define NFSATTRBM_CHOWNRESTRICTED 0x00040000 #define NFSATTRBM_FILEHANDLE 0x00080000 #define NFSATTRBM_FILEID 0x00100000 #define NFSATTRBM_FILESAVAIL 0x00200000 #define NFSATTRBM_FILESFREE 0x00400000 #define NFSATTRBM_FILESTOTAL 0x00800000 #define NFSATTRBM_FSLOCATIONS 0x01000000 #define NFSATTRBM_HIDDEN 0x02000000 #define NFSATTRBM_HOMOGENEOUS 0x04000000 #define NFSATTRBM_MAXFILESIZE 0x08000000 #define NFSATTRBM_MAXLINK 0x10000000 #define NFSATTRBM_MAXNAME 0x20000000 #define NFSATTRBM_MAXREAD 0x40000000 #define NFSATTRBM_MAXWRITE 0x80000000 #define NFSATTRBM_MIMETYPE 0x00000001 #define NFSATTRBM_MODE 0x00000002 #define NFSATTRBM_NOTRUNC 0x00000004 #define NFSATTRBM_NUMLINKS 0x00000008 #define NFSATTRBM_OWNER 0x00000010 #define NFSATTRBM_OWNERGROUP 0x00000020 #define NFSATTRBM_QUOTAHARD 0x00000040 #define NFSATTRBM_QUOTASOFT 0x00000080 #define NFSATTRBM_QUOTAUSED 0x00000100 #define NFSATTRBM_RAWDEV 0x00000200 #define NFSATTRBM_SPACEAVAIL 0x00000400 #define NFSATTRBM_SPACEFREE 0x00000800 #define NFSATTRBM_SPACETOTAL 0x00001000 #define NFSATTRBM_SPACEUSED 0x00002000 #define NFSATTRBM_SYSTEM 0x00004000 #define NFSATTRBM_TIMEACCESS 0x00008000 #define NFSATTRBM_TIMEACCESSSET 0x00010000 #define NFSATTRBM_TIMEBACKUP 0x00020000 #define NFSATTRBM_TIMECREATE 0x00040000 #define NFSATTRBM_TIMEDELTA 0x00080000 #define NFSATTRBM_TIMEMETADATA 0x00100000 #define NFSATTRBM_TIMEMODIFY 0x00200000 #define NFSATTRBM_TIMEMODIFYSET 0x00400000 #define NFSATTRBM_MOUNTEDONFILEID 0x00800000 #define NFSATTRBIT_MAX 56 /* * Sets of attributes that are supported, by words in the bitmap. */ /* * NFSATTRBIT_SUPPORTED - SUPP0 - bits 0<->31 * SUPP1 - bits 32<->63 */ #define NFSATTRBIT_SUPP0 \ (NFSATTRBM_SUPPORTEDATTRS | \ NFSATTRBM_TYPE | \ NFSATTRBM_FHEXPIRETYPE | \ NFSATTRBM_CHANGE | \ NFSATTRBM_SIZE | \ NFSATTRBM_LINKSUPPORT | \ NFSATTRBM_SYMLINKSUPPORT | \ NFSATTRBM_NAMEDATTR | \ NFSATTRBM_FSID | \ NFSATTRBM_UNIQUEHANDLES | \ NFSATTRBM_LEASETIME | \ NFSATTRBM_RDATTRERROR | \ NFSATTRBM_ACL | \ NFSATTRBM_ACLSUPPORT | \ NFSATTRBM_CANSETTIME | \ NFSATTRBM_CASEINSENSITIVE | \ NFSATTRBM_CASEPRESERVING | \ NFSATTRBM_CHOWNRESTRICTED | \ NFSATTRBM_FILEHANDLE | \ NFSATTRBM_FILEID | \ NFSATTRBM_FILESAVAIL | \ NFSATTRBM_FILESFREE | \ NFSATTRBM_FILESTOTAL | \ NFSATTRBM_FSLOCATIONS | \ NFSATTRBM_HOMOGENEOUS | \ NFSATTRBM_MAXFILESIZE | \ NFSATTRBM_MAXLINK | \ NFSATTRBM_MAXNAME | \ NFSATTRBM_MAXREAD | \ NFSATTRBM_MAXWRITE) /* * NFSATTRBIT_S1 - subset of SUPP1 - OR of the following bits: */ #define NFSATTRBIT_S1 \ (NFSATTRBM_MODE | \ NFSATTRBM_NOTRUNC | \ NFSATTRBM_NUMLINKS | \ NFSATTRBM_OWNER | \ NFSATTRBM_OWNERGROUP | \ NFSATTRBM_RAWDEV | \ NFSATTRBM_SPACEAVAIL | \ NFSATTRBM_SPACEFREE | \ NFSATTRBM_SPACETOTAL | \ NFSATTRBM_SPACEUSED | \ NFSATTRBM_TIMEACCESS | \ NFSATTRBM_TIMEDELTA | \ NFSATTRBM_TIMEMETADATA | \ NFSATTRBM_TIMEMODIFY | \ NFSATTRBM_MOUNTEDONFILEID) #ifdef QUOTA /* * If QUOTA OR in NFSATTRBIT_QUOTAHARD, NFSATTRBIT_QUOTASOFT and * NFSATTRBIT_QUOTAUSED. */ #define NFSATTRBIT_SUPP1 (NFSATTRBIT_S1 | \ NFSATTRBM_QUOTAHARD | \ NFSATTRBM_QUOTASOFT | \ NFSATTRBM_QUOTAUSED) #else #define NFSATTRBIT_SUPP1 NFSATTRBIT_S1 #endif /* * NFSATTRBIT_SUPPSETONLY is the OR of NFSATTRBIT_TIMEACCESSSET and * NFSATTRBIT_TIMEMODIFYSET. */ #define NFSATTRBIT_SUPPSETONLY (NFSATTRBM_TIMEACCESSSET | \ NFSATTRBM_TIMEMODIFYSET) /* * NFSATTRBIT_SETABLE - SETABLE0 - bits 0<->31 * SETABLE1 - bits 32<->63 */ #define NFSATTRBIT_SETABLE0 \ (NFSATTRBM_SIZE | \ NFSATTRBM_ACL) #define NFSATTRBIT_SETABLE1 \ (NFSATTRBM_MODE | \ NFSATTRBM_OWNER | \ NFSATTRBM_OWNERGROUP | \ NFSATTRBM_TIMEACCESSSET | \ NFSATTRBM_TIMEMODIFYSET) /* * Set of attributes that the getattr vnode op needs. * OR of the following bits. * NFSATTRBIT_GETATTR0 - bits 0<->31 */ #define NFSATTRBIT_GETATTR0 \ (NFSATTRBM_SUPPORTEDATTRS | \ NFSATTRBM_TYPE | \ NFSATTRBM_CHANGE | \ NFSATTRBM_SIZE | \ NFSATTRBM_FSID | \ NFSATTRBM_FILEID | \ NFSATTRBM_MAXREAD) /* * NFSATTRBIT_GETATTR1 - bits 32<->63 */ #define NFSATTRBIT_GETATTR1 \ (NFSATTRBM_MODE | \ NFSATTRBM_NUMLINKS | \ NFSATTRBM_OWNER | \ NFSATTRBM_OWNERGROUP | \ NFSATTRBM_RAWDEV | \ NFSATTRBM_SPACEUSED | \ NFSATTRBM_TIMEACCESS | \ NFSATTRBM_TIMEMETADATA | \ NFSATTRBM_TIMEMODIFY) /* * Subset of the above that the Write RPC gets. * OR of the following bits. * NFSATTRBIT_WRITEGETATTR0 - bits 0<->31 */ #define NFSATTRBIT_WRITEGETATTR0 \ (NFSATTRBM_SUPPORTEDATTRS | \ NFSATTRBM_TYPE | \ NFSATTRBM_CHANGE | \ NFSATTRBM_SIZE | \ NFSATTRBM_FSID | \ NFSATTRBM_FILEID | \ NFSATTRBM_MAXREAD) /* * NFSATTRBIT_WRITEGETATTR1 - bits 32<->63 */ #define NFSATTRBIT_WRITEGETATTR1 \ (NFSATTRBM_MODE | \ NFSATTRBM_NUMLINKS | \ NFSATTRBM_RAWDEV | \ NFSATTRBM_SPACEUSED | \ NFSATTRBM_TIMEACCESS | \ NFSATTRBM_TIMEMETADATA | \ NFSATTRBM_TIMEMODIFY) /* * Set of attributes that the wccattr operation op needs. * OR of the following bits. * NFSATTRBIT_WCCATTR0 - bits 0<->31 */ #define NFSATTRBIT_WCCATTR0 0 /* * NFSATTRBIT_WCCATTR1 - bits 32<->63 */ #define NFSATTRBIT_WCCATTR1 \ (NFSATTRBM_TIMEMODIFY) /* * NFSATTRBIT_CBGETATTR0 - bits 0<->31 */ #define NFSATTRBIT_CBGETATTR0 (NFSATTRBM_CHANGE | NFSATTRBM_SIZE) /* * NFSATTRBIT_CBGETATTR1 - bits 32<->63 */ #define NFSATTRBIT_CBGETATTR1 0x0 /* * Sets of attributes that require a VFS_STATFS() call to get the * values of. * NFSATTRBIT_STATFS0 - bits 0<->31 */ #define NFSATTRBIT_STATFS0 \ (NFSATTRBM_LINKSUPPORT | \ NFSATTRBM_SYMLINKSUPPORT | \ NFSATTRBM_CANSETTIME | \ NFSATTRBM_FILESAVAIL | \ NFSATTRBM_FILESFREE | \ NFSATTRBM_FILESTOTAL | \ NFSATTRBM_HOMOGENEOUS | \ NFSATTRBM_MAXFILESIZE | \ NFSATTRBM_MAXNAME | \ NFSATTRBM_MAXREAD | \ NFSATTRBM_MAXWRITE) /* * NFSATTRBIT_STATFS1 - bits 32<->63 */ #define NFSATTRBIT_STATFS1 \ (NFSATTRBM_QUOTAHARD | \ NFSATTRBM_QUOTASOFT | \ NFSATTRBM_QUOTAUSED | \ NFSATTRBM_SPACEAVAIL | \ NFSATTRBM_SPACEFREE | \ NFSATTRBM_SPACETOTAL | \ NFSATTRBM_SPACEUSED | \ NFSATTRBM_TIMEDELTA) /* * These are the bits that are needed by the nfs_statfs() call. * (The regular getattr bits are or'd in so the vnode gets the correct * type, etc.) * NFSGETATTRBIT_STATFS0 - bits 0<->31 */ #define NFSGETATTRBIT_STATFS0 (NFSATTRBIT_GETATTR0 | \ NFSATTRBM_LINKSUPPORT | \ NFSATTRBM_SYMLINKSUPPORT | \ NFSATTRBM_CANSETTIME | \ NFSATTRBM_FILESFREE | \ NFSATTRBM_FILESTOTAL | \ NFSATTRBM_HOMOGENEOUS | \ NFSATTRBM_MAXFILESIZE | \ NFSATTRBM_MAXNAME | \ NFSATTRBM_MAXREAD | \ NFSATTRBM_MAXWRITE) /* * NFSGETATTRBIT_STATFS1 - bits 32<->63 */ #define NFSGETATTRBIT_STATFS1 (NFSATTRBIT_GETATTR1 | \ NFSATTRBM_SPACEAVAIL | \ NFSATTRBM_SPACEFREE | \ NFSATTRBM_SPACETOTAL | \ NFSATTRBM_TIMEDELTA) /* * Set of attributes for the equivalent of an nfsv3 pathconf rpc. * NFSGETATTRBIT_PATHCONF0 - bits 0<->31 */ #define NFSGETATTRBIT_PATHCONF0 (NFSATTRBIT_GETATTR0 | \ NFSATTRBM_CASEINSENSITIVE | \ NFSATTRBM_CASEPRESERVING | \ NFSATTRBM_CHOWNRESTRICTED | \ NFSATTRBM_MAXLINK | \ NFSATTRBM_MAXNAME) /* * NFSGETATTRBIT_PATHCONF1 - bits 32<->63 */ #define NFSGETATTRBIT_PATHCONF1 (NFSATTRBIT_GETATTR1 | \ NFSATTRBM_NOTRUNC) /* * Sets of attributes required by readdir and readdirplus. * NFSATTRBIT_READDIRPLUS0 (NFSATTRBIT_GETATTR0 | NFSATTRBIT_FILEHANDLE | * NFSATTRBIT_RDATTRERROR) */ #define NFSATTRBIT_READDIRPLUS0 (NFSATTRBIT_GETATTR0 | NFSATTRBM_FILEHANDLE | \ NFSATTRBM_RDATTRERROR) #define NFSATTRBIT_READDIRPLUS1 NFSATTRBIT_GETATTR1 /* * Set of attributes supported by Referral vnodes. */ #define NFSATTRBIT_REFERRAL0 (NFSATTRBM_TYPE | NFSATTRBM_FSID | \ NFSATTRBM_RDATTRERROR | NFSATTRBM_FSLOCATIONS) #define NFSATTRBIT_REFERRAL1 NFSATTRBM_MOUNTEDONFILEID /* * Structure for data handled by the statfs rpc. Since some fields are * u_int64_t, this cannot be used for copying data on/off the wire, due * to alignment concerns. */ struct nfsstatfs { union { struct { u_int32_t nfsv2sf_tsize; u_int32_t nfsv2sf_bsize; u_int32_t nfsv2sf_blocks; u_int32_t nfsv2sf_bfree; u_int32_t nfsv2sf_bavail; } sf_nfsv2; struct { u_int64_t nfsv3sf_tbytes; u_int64_t nfsv3sf_fbytes; u_int64_t nfsv3sf_abytes; u_int64_t nfsv3sf_tfiles; u_int64_t nfsv3sf_ffiles; u_int64_t nfsv3sf_afiles; u_int32_t nfsv3sf_invarsec; } sf_nfsv3; } sf_un; }; #define sf_tsize sf_un.sf_nfsv2.nfsv2sf_tsize #define sf_bsize sf_un.sf_nfsv2.nfsv2sf_bsize #define sf_blocks sf_un.sf_nfsv2.nfsv2sf_blocks #define sf_bfree sf_un.sf_nfsv2.nfsv2sf_bfree #define sf_bavail sf_un.sf_nfsv2.nfsv2sf_bavail #define sf_tbytes sf_un.sf_nfsv3.nfsv3sf_tbytes #define sf_fbytes sf_un.sf_nfsv3.nfsv3sf_fbytes #define sf_abytes sf_un.sf_nfsv3.nfsv3sf_abytes #define sf_tfiles sf_un.sf_nfsv3.nfsv3sf_tfiles #define sf_ffiles sf_un.sf_nfsv3.nfsv3sf_ffiles #define sf_afiles sf_un.sf_nfsv3.nfsv3sf_afiles #define sf_invarsec sf_un.sf_nfsv3.nfsv3sf_invarsec /* * Now defined using u_int64_t for the 64 bit field(s). * (Cannot be used to move data on/off the wire, due to alignment concerns.) */ struct nfsfsinfo { u_int32_t fs_rtmax; u_int32_t fs_rtpref; u_int32_t fs_rtmult; u_int32_t fs_wtmax; u_int32_t fs_wtpref; u_int32_t fs_wtmult; u_int32_t fs_dtpref; u_int64_t fs_maxfilesize; struct timespec fs_timedelta; u_int32_t fs_properties; }; /* * Bits for fs_properties */ #define NFSV3_FSFLINK 0x1 #define NFSV3_FSFSYMLINK 0x2 #define NFSV3_FSFHOMOGENEOUS 0x4 #define NFSV3_FSFCANSETTIME 0x8 /* * Yikes, overload fs_rtmult as fs_maxname for V4. */ #define fs_maxname fs_rtmult struct nfsv3_pathconf { u_int32_t pc_linkmax; u_int32_t pc_namemax; u_int32_t pc_notrunc; u_int32_t pc_chownrestricted; u_int32_t pc_caseinsensitive; u_int32_t pc_casepreserving; }; /* * NFS V4 data structures. */ struct nfsv4stateid { u_int32_t seqid; u_int32_t other[NFSX_STATEIDOTHER / NFSX_UNSIGNED]; }; typedef struct nfsv4stateid nfsv4stateid_t; #endif /* _NFS_NFSPROTO_H_ */