/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ #ifndef _NFS_NFS_H #define _NFS_NFS_H #pragma ident "%Z%%M% %I% %E% SMI" /* nfs.h 2.38 88/08/19 SMI */ #include #include #include #include #include #ifdef _KERNEL #include #include #include #include #include #endif #include #include #include #ifdef __cplusplus extern "C" { #endif /* * Solaris NFS daemons configuration file location */ #define NFSADMIN "/etc/default/nfs" /* * remote file service numbers */ #define NFS_PROGRAM ((rpcprog_t)100003) #define NFS_VERSMIN ((rpcvers_t)2) #define NFS_VERSMAX ((rpcvers_t)4) #define NFS_VERSION ((rpcvers_t)2) #define NFS_PORT 2049 /* * Used to determine registration and service handling of versions */ #define NFS_VERSMIN_DEFAULT ((rpcvers_t)2) #define NFS_VERSMAX_DEFAULT ((rpcvers_t)4) extern rpcvers_t nfs_versmin; extern rpcvers_t nfs_versmax; /* * Default delegation setting for the server ==> "on" */ #define NFS_SERVER_DELEGATION_DEFAULT (TRUE) /* Maximum size of data portion of a remote request */ #define NFS_MAXDATA 8192 #define NFS_MAXNAMLEN 255 #define NFS_MAXPATHLEN 1024 /* * Rpc retransmission parameters */ #define NFS_TIMEO 11 /* initial timeout for clts in 10th of a sec */ #define NFS_RETRIES 5 /* times to retry request */ #define NFS_COTS_TIMEO 600 /* initial timeout for cots in 10th of a sec */ /* * The value of UID_NOBODY/GID_NOBODY presented to the world via NFS. * UID_NOBODY/GID_NOBODY is translated to NFS_UID_NOBODY/NFS_GID_NOBODY * when being sent out over the network and NFS_UID_NOBODY/NFS_GID_NOBODY * is translated to UID_NOBODY/GID_NOBODY when received. */ #define NFS_UID_NOBODY -2 #define NFS_GID_NOBODY -2 /* * maximum transfer size for different interfaces */ #define ECTSIZE 2048 #define IETSIZE 8192 /* * WebNFS error status */ enum wnfsstat { WNFSERR_CLNT_FLAVOR = 20001 /* invalid client sec flavor */ }; /* * Error status * Should include all possible net errors. * For now we just cast errno into an enum nfsstat. */ enum nfsstat { NFS_OK = 0, /* no error */ NFSERR_PERM = 1, /* Not owner */ NFSERR_NOENT = 2, /* No such file or directory */ NFSERR_IO = 5, /* I/O error */ NFSERR_NXIO = 6, /* No such device or address */ NFSERR_ACCES = 13, /* Permission denied */ NFSERR_EXIST = 17, /* File exists */ NFSERR_XDEV = 18, /* Cross-device link */ NFSERR_NODEV = 19, /* No such device */ NFSERR_NOTDIR = 20, /* Not a directory */ NFSERR_ISDIR = 21, /* Is a directory */ NFSERR_INVAL = 22, /* Invalid argument */ NFSERR_FBIG = 27, /* File too large */ NFSERR_NOSPC = 28, /* No space left on device */ NFSERR_ROFS = 30, /* Read-only file system */ NFSERR_OPNOTSUPP = 45, /* Operation not supported */ NFSERR_NAMETOOLONG = 63, /* File name too long */ NFSERR_NOTEMPTY = 66, /* Directory not empty */ NFSERR_DQUOT = 69, /* Disc quota exceeded */ NFSERR_STALE = 70, /* Stale NFS file handle */ NFSERR_REMOTE = 71, /* Object is remote */ NFSERR_WFLUSH = 99 /* write cache flushed */ }; typedef enum nfsstat nfsstat; /* * File types */ enum nfsftype { NFNON, NFREG, /* regular file */ NFDIR, /* directory */ NFBLK, /* block special */ NFCHR, /* character special */ NFLNK, /* symbolic link */ NFSOC /* socket */ }; /* * Macros for converting device numbers to and from the format * SunOS 4.x used. SVR4 uses 14 bit majors and 18 bits minors, * SunOS 4.x used 8 bit majors and 8 bit minors. It isn't sufficient * to use the cmpdev() and expdev() macros because they only compress * 7 bit (and smaller) majors. We must compress 8 bit majors too. * If the major or minor exceeds 8 bits, then we send it out in * full 32 bit format and hope that the peer can deal with it. */ #define SO4_BITSMAJOR 8 /* # of SunOS 4.x major device bits */ #define SO4_BITSMINOR 8 /* # of SunOS 4.x minor device bits */ #define SO4_MAXMAJ 0xff /* SunOS 4.x max major value */ #define SO4_MAXMIN 0xff /* SunOS 4.x max minor value */ /* * Convert to over-the-wire device number format */ #define nfsv2_cmpdev(x) \ ((uint32_t) \ ((getmajor(x) > SO4_MAXMAJ || getminor(x) > SO4_MAXMIN) ? NODEV : \ ((getmajor(x) << SO4_BITSMINOR) | (getminor(x) & SO4_MAXMIN)))) /* * Convert from over-the-wire format to SVR4 device number format */ #define nfsv2_expdev(x) \ makedevice((((x) >> SO4_BITSMINOR) & SO4_MAXMAJ), (x) & SO4_MAXMIN) /* * Special kludge for fifos (named pipes) [to adhere to NFS Protocol Spec] * * VFIFO is not in the protocol spec (VNON will be replaced by VFIFO) * so the over-the-wire representation is VCHR with a '-1' device number. * * NOTE: This kludge becomes unnecessary with the Protocol Revision, * but it may be necessary to support it (backwards compatibility). */ #define NFS_FIFO_TYPE NFCHR #define NFS_FIFO_MODE S_IFCHR #define NFS_FIFO_DEV ((uint32_t)-1) /* identify fifo in nfs attributes */ #define NA_ISFIFO(NA) (((NA)->na_type == NFS_FIFO_TYPE) && \ ((NA)->na_rdev == NFS_FIFO_DEV)) /* set fifo in nfs attributes */ #define NA_SETFIFO(NA) { \ (NA)->na_type = NFS_FIFO_TYPE; \ (NA)->na_rdev = NFS_FIFO_DEV; \ (NA)->na_mode = ((NA)->na_mode & ~S_IFMT) | NFS_FIFO_MODE; \ } /* * Check for time overflow using a kernel tunable to determine whether * we should accept or reject an unsigned 32-bit time value. Time value in NFS * v2/3 protocol is unsigned 32 bit, but ILP32 kernel only allows 31 bits. * In nfsv4, time value is a signed 64 bit, so needs to be checked for * overflow as well (e.g. for setattr). So define the tunable as follows: * nfs_allow_preepoch_time is TRUE if pre-epoch (negative) times are allowed * and is FALSE (the default) otherwise. For nfsv2/3 this means that * if negative times are allowed, the uint32_t time value is interpreted * as a signed int, otherwise as a large positive number. For nfsv4, * we use the value as is - except that if negative times are not allowed, * we will not accept a negative value otw. * * So for nfsv2/3 (uint32_t): * * If nfs_allow_preepoch_time is * FALSE, the maximum time value is INT32_MAX for 32-bit kernels and * UINT32_MAX for 64-bit kernels (to allow times larger than 2038) * and the minimum is zero. Note that in that case, a 32-bit application * running on a 64-bit kernel will not be able to access files with * the larger time values. * If nfs_allow_preepoch_time is TRUE, the maximum time value is INT32_MAX * for both kernel configurations and the minimum is INT32_MIN. * * And for nfsv4 (int64_t): * * nfsv4 allows for negative values in the protocol, and has a 64-bit * time field, so nfs_allow_preepoch_time can be ignored. */ #ifdef _KERNEL extern bool_t nfs_allow_preepoch_time; #ifdef _LP64 /* * If no negative otw values are allowed, may use the full 32-bits of the * time to represent time later than 2038, by presenting the value as an * unsigned (but this can only be used by 64-bit apps due to cstat32 * retrictions). If negative values are allowed, cannot represent times * after 2038. Either way, all 32 bits have a valid representation. */ /* Check if nfstime4 seconds (int64_t) can be stored in the system time */ #define NFS4_TIME_OK(tt) TRUE #define NFS3_TIME_OVERFLOW(tt) (FALSE) #define NFS2_TIME_OVERFLOW(tt) (FALSE) /* * check if a time_t (int64_t) is ok when preepoch times are allowed - * nfsv2/3: every 32-bit value is accepted, but can't overflow 64->32. * nfsv4: every value is valid. */ #define NFS_PREEPOCH_TIME_T_OK(tt) \ (((tt) >= (time_t)INT32_MIN) && ((tt) <= (time_t)INT32_MAX)) /* * check if a time_t (int64_t) is ok when preepoch times are not allowed - * nfsv2/3: every positive 32-bit value is accepted, but can't overflow 64->32. * nfsv4: every value is valid. */ #define NFS_NO_PREEPOCH_TIME_T_OK(tt) \ (((tt) >= 0) && ((tt) <= (time_t)(ulong_t)UINT32_MAX)) #else /* not _LP64 */ /* * Cannot represent times after 2038 in a 32-bit kernel, but we may wish to * restrict the use of negative values (which violate the protocol). * So if negative times allowed, all uint32 time values are valid. Otherwise * only those which are less than INT32_MAX (msb=0). * * NFSv4 uses int64_t for the time, so in a 32-bit kernel the nfsv4 value * must fit in an int32_t. */ /* Only allow signed 32-bit time values */ /* Check if an nfstime4 (int64_t) can be stored in the system time */ #define NFS4_TIME_OK(tt) \ (((tt) <= INT32_MAX) && ((tt) >= INT32_MIN)) #define NFS3_TIME_OVERFLOW(tt) ((tt) > INT32_MAX) #define NFS2_TIME_OVERFLOW(tt) ((tt) > INT32_MAX) /* * check if a time_t (int32_t) is ok when preepoch times are allowed - * every 32-bit value is accepted */ #define NFS_PREEPOCH_TIME_T_OK(tt) TRUE /* * check if a time_t (int32_t) is ok when preepoch times are not allowed - * only positive values are accepted. */ #define NFS_NO_PREEPOCH_TIME_T_OK(tt) ((tt) >= 0) #endif /* _LP64 */ /* Check if an nfstime3 (uint32_t) can be stored in the system time */ #define NFS3_TIME_OK(tt) \ (nfs_allow_preepoch_time || (!NFS3_TIME_OVERFLOW(tt))) /* Check if an nfs2_timeval (uint32_t) can be stored in the system time. */ #define NFS2_TIME_OK(tt) \ (nfs_allow_preepoch_time || (!NFS2_TIME_OVERFLOW(tt))) /* * Test if time_t (signed long) can be sent over the wire - for v2/3 only if: * 1. The time value can fit in a uint32_t; and * 2. Either the time value is positive or allow preepoch times. * No restrictions for nfsv4. */ #define NFS_TIME_T_OK(tt) \ (nfs_allow_preepoch_time ? \ NFS_PREEPOCH_TIME_T_OK(tt) : NFS_NO_PREEPOCH_TIME_T_OK(tt)) #define NFS4_TIME_T_OK(tt) TRUE /* Test if all attr times are valid */ #define NFS_VAP_TIME_OK(vap) \ (nfs_allow_preepoch_time ? \ (NFS_PREEPOCH_TIME_T_OK((vap)->va_atime.tv_sec) && \ NFS_PREEPOCH_TIME_T_OK((vap)->va_mtime.tv_sec) && \ NFS_PREEPOCH_TIME_T_OK((vap)->va_ctime.tv_sec)) : \ (NFS_NO_PREEPOCH_TIME_T_OK((vap)->va_atime.tv_sec) && \ NFS_NO_PREEPOCH_TIME_T_OK((vap)->va_mtime.tv_sec) && \ NFS_NO_PREEPOCH_TIME_T_OK((vap)->va_ctime.tv_sec))) #define NFS4_VAP_TIME_OK(vap) TRUE /* * To extend the sign or not extend the sign, that is the question. * Note: The correct way is to code a macro: * #define NFS_TIME_T_CONVERT(tt) \ * (nfs_allow_preepoch_time ? (int32_t)(tt) : (uint32_t)(tt)) * But the 64-bit compiler does not extend the sign in that case (why?) * so we'll do it the ugly way... */ #define NFS_TIME_T_CONVERT(systt, tt) \ if (nfs_allow_preepoch_time) { \ systt = (int32_t)(tt); \ } else { \ systt = (uint32_t)(tt); \ } /* macro to check for overflowed time attribute fields - version 3 */ #define NFS3_FATTR_TIME_OK(attrs) \ (NFS3_TIME_OK((attrs)->atime.seconds) && \ NFS3_TIME_OK((attrs)->mtime.seconds) && \ NFS3_TIME_OK((attrs)->ctime.seconds)) /* macro to check for overflowed time attribute fields - version 2 */ #define NFS2_FATTR_TIME_OK(attrs) \ (NFS2_TIME_OK((attrs)->na_atime.tv_sec) && \ NFS2_TIME_OK((attrs)->na_mtime.tv_sec) && \ NFS2_TIME_OK((attrs)->na_ctime.tv_sec)) /* Check that a size3 value is not overflowed */ #define NFS3_SIZE_OK(size) ((size) <= MAXOFFSET_T) #endif /* _KERNEL */ /* * Size of an fhandle in bytes */ #define NFS_FHSIZE 32 struct nfs_fid { ushort_t nf_len; ushort_t nf_pad; char nf_data[NFS_FHSIZE]; }; /* * "Legacy" filehandles use NFS_FHMAXDATA (10) byte fids. Filesystems that * return a larger fid than NFS_FHMAXDATA, such as ZFS's .zfs snapshot * directory, can use up to (((64 - 8) / 2) - 2) bytes for their fid. * This currently holds for both NFSv3 and NFSv4. */ #define NFS_FHMAXDATA 10 #define NFS_FH3MAXDATA 26 #define NFS_FH4MAXDATA 26 /* * The original nfs file handle size for version 3 was 32 which was * the same in version 2; now we're making it bigger to to deal with * ZFS snapshot FIDs. * * If the size of fhandle3_t changes or if Version 3 uses some other * filehandle format, this constant may need to change. */ #define NFS3_OLDFHSIZE 32 #define NFS3_MAXFHSIZE 64 /* * This is the actual definition of a legacy filehandle. There is some * dependence on this layout in NFS-related code, particularly in the * user-level lock manager, so be careful about changing it. * * Currently only NFSv2 uses this structure. */ typedef struct svcfh { fsid_t fh_fsid; /* filesystem id */ ushort_t fh_len; /* file number length */ char fh_data[NFS_FHMAXDATA]; /* and data */ ushort_t fh_xlen; /* export file number length */ char fh_xdata[NFS_FHMAXDATA]; /* and data */ } fhandle_t; /* * This is the in-memory structure for an NFSv3 extended filehandle. */ typedef struct { fsid_t _fh3_fsid; /* filesystem id */ ushort_t _fh3_len; /* file number length */ char _fh3_data[NFS_FH3MAXDATA]; /* and data */ ushort_t _fh3_xlen; /* export file number length */ char _fh3_xdata[NFS_FH3MAXDATA]; /* and data */ } fhandle3_t; /* * This is the in-memory structure for an NFSv4 extended filehandle. */ typedef struct { fsid_t fhx_fsid; /* filesystem id */ ushort_t fhx_len; /* file number length */ char fhx_data[NFS_FH4MAXDATA]; /* and data */ ushort_t fhx_xlen; /* export file number length */ char fhx_xdata[NFS_FH4MAXDATA]; /* and data */ } fhandle4_t; /* * Arguments to remote write and writecache */ /* * The `over the wire' representation of the first four arguments. */ struct otw_nfswriteargs { fhandle_t otw_wa_fhandle; uint32_t otw_wa_begoff; uint32_t otw_wa_offset; uint32_t otw_wa_totcount; }; struct nfswriteargs { struct otw_nfswriteargs *wa_args; /* ptr to the otw arguments */ struct otw_nfswriteargs wa_args_buf; /* space for otw arguments */ uint32_t wa_count; char *wa_data; /* data to write (up to NFS_MAXDATA) */ mblk_t *wa_mblk; /* pointer to mblks containing data */ }; #define wa_fhandle wa_args->otw_wa_fhandle #define wa_begoff wa_args->otw_wa_begoff #define wa_offset wa_args->otw_wa_offset #define wa_totcount wa_args->otw_wa_totcount /* * NFS timeval struct using unsigned int as specified in V2 protocol. * tv_sec and tv_usec used to match existing code. */ struct nfs2_timeval { uint32_t tv_sec; uint32_t tv_usec; }; typedef struct nfs2_timeval nfs2_timeval; /* * File attributes */ struct nfsfattr { enum nfsftype na_type; /* file type */ uint32_t na_mode; /* protection mode bits */ uint32_t na_nlink; /* # hard links */ uint32_t na_uid; /* owner user id */ uint32_t na_gid; /* owner group id */ uint32_t na_size; /* file size in bytes */ uint32_t na_blocksize; /* prefered block size */ uint32_t na_rdev; /* special device # */ uint32_t na_blocks; /* Kb of disk used by file */ uint32_t na_fsid; /* device # */ uint32_t na_nodeid; /* inode # */ struct nfs2_timeval na_atime; /* time of last access */ struct nfs2_timeval na_mtime; /* time of last modification */ struct nfs2_timeval na_ctime; /* time of last change */ }; #define n2v_type(x) (NA_ISFIFO(x) ? VFIFO : nf_to_vt[(x)->na_type]) #define n2v_rdev(x) (NA_ISFIFO(x) ? 0 : (x)->na_rdev) /* * Arguments to remote read */ struct nfsreadargs { fhandle_t ra_fhandle; /* handle for file */ uint32_t ra_offset; /* byte offset in file */ uint32_t ra_count; /* immediate read count */ uint32_t ra_totcount; /* total read cnt (from this offset) */ }; /* * Status OK portion of remote read reply */ struct nfsrrok { struct nfsfattr rrok_attr; /* attributes, need for pagin */ uint32_t rrok_count; /* bytes of data */ char *rrok_data; /* data (up to NFS_MAXDATA bytes) */ uint_t rrok_bufsize; /* size of kmem_alloc'd buffer */ mblk_t *rrok_mp; /* mblk_t contains data for reply */ }; /* * Reply from remote read */ struct nfsrdresult { nfsstat rr_status; /* status of read */ union { struct nfsrrok rr_ok_u; /* attributes, need for pagin */ } rr_u; }; #define rr_ok rr_u.rr_ok_u #define rr_attr rr_u.rr_ok_u.rrok_attr #define rr_count rr_u.rr_ok_u.rrok_count #define rr_bufsize rr_u.rr_ok_u.rrok_bufsize #define rr_data rr_u.rr_ok_u.rrok_data #define rr_mp rr_u.rr_ok_u.rrok_mp /* * File attributes which can be set */ struct nfssattr { uint32_t sa_mode; /* protection mode bits */ uint32_t sa_uid; /* owner user id */ uint32_t sa_gid; /* owner group id */ uint32_t sa_size; /* file size in bytes */ struct nfs2_timeval sa_atime; /* time of last access */ struct nfs2_timeval sa_mtime; /* time of last modification */ }; /* * Reply status with file attributes */ struct nfsattrstat { nfsstat ns_status; /* reply status */ union { struct nfsfattr ns_attr_u; /* NFS_OK: file attributes */ } ns_u; }; #define ns_attr ns_u.ns_attr_u /* * NFS_OK part of read sym link reply union */ struct nfssrok { uint32_t srok_count; /* size of string */ char *srok_data; /* string (up to NFS_MAXPATHLEN bytes) */ }; /* * Result of reading symbolic link */ struct nfsrdlnres { nfsstat rl_status; /* status of symlink read */ union { struct nfssrok rl_srok_u; /* name of linked to */ } rl_u; }; #define rl_srok rl_u.rl_srok_u #define rl_count rl_u.rl_srok_u.srok_count #define rl_data rl_u.rl_srok_u.srok_data /* * Arguments to readdir */ struct nfsrddirargs { fhandle_t rda_fh; /* directory handle */ uint32_t rda_offset; /* offset in directory (opaque) */ uint32_t rda_count; /* number of directory bytes to read */ }; /* * NFS_OK part of readdir result */ struct nfsrdok { uint32_t rdok_offset; /* next offset (opaque) */ uint32_t rdok_size; /* size in bytes of entries */ bool_t rdok_eof; /* true if last entry is in result */ struct dirent64 *rdok_entries; /* variable number of entries */ }; /* * Readdir result */ struct nfsrddirres { nfsstat rd_status; uint_t rd_bufsize; /* client request size (not xdr'ed) */ union { struct nfsrdok rd_rdok_u; } rd_u; }; #define rd_rdok rd_u.rd_rdok_u #define rd_offset rd_u.rd_rdok_u.rdok_offset #define rd_size rd_u.rd_rdok_u.rdok_size #define rd_eof rd_u.rd_rdok_u.rdok_eof #define rd_entries rd_u.rd_rdok_u.rdok_entries /* * Arguments for directory operations */ struct nfsdiropargs { fhandle_t *da_fhandle; /* pointer to directory file handle */ char *da_name; /* name (up to NFS_MAXNAMLEN bytes) */ fhandle_t da_fhandle_buf; /* directory file handle */ int da_flags; /* flags, see below */ }; #define DA_FREENAME 1 /* * NFS_OK part of directory operation result */ struct nfsdrok { fhandle_t drok_fhandle; /* result file handle */ struct nfsfattr drok_attr; /* result file attributes */ }; /* * Results from directory operation */ struct nfsdiropres { nfsstat dr_status; /* result status */ union { struct nfsdrok dr_drok_u; /* NFS_OK result */ } dr_u; }; #define dr_drok dr_u.dr_drok_u #define dr_fhandle dr_u.dr_drok_u.drok_fhandle #define dr_attr dr_u.dr_drok_u.drok_attr /* * arguments to setattr */ struct nfssaargs { fhandle_t saa_fh; /* fhandle of file to be set */ struct nfssattr saa_sa; /* new attributes */ }; /* * arguments to create and mkdir */ struct nfscreatargs { struct nfsdiropargs ca_da; /* file name to create and parent dir */ struct nfssattr *ca_sa; /* initial attributes */ struct nfssattr ca_sa_buf; /* space to store attributes */ }; /* * arguments to link */ struct nfslinkargs { fhandle_t *la_from; /* old file */ fhandle_t la_from_buf; /* old file */ struct nfsdiropargs la_to; /* new file and parent dir */ }; /* * arguments to rename */ struct nfsrnmargs { struct nfsdiropargs rna_from; /* old file and parent dir */ struct nfsdiropargs rna_to; /* new file and parent dir */ }; /* * arguments to symlink */ struct nfsslargs { struct nfsdiropargs sla_from; /* old file and parent dir */ char *sla_tnm; /* new name */ int sla_tnm_flags; /* flags for name */ struct nfssattr *sla_sa; /* attributes */ struct nfssattr sla_sa_buf; /* attributes buffer */ }; #define SLA_FREETNM 1 /* * NFS_OK part of statfs operation */ struct nfsstatfsok { uint32_t fsok_tsize; /* preferred transfer size in bytes */ uint32_t fsok_bsize; /* fundamental file system block size */ uint32_t fsok_blocks; /* total blocks in file system */ uint32_t fsok_bfree; /* free blocks in fs */ uint32_t fsok_bavail; /* free blocks avail to non-superuser */ }; /* * Results of statfs operation */ struct nfsstatfs { nfsstat fs_status; /* result status */ union { struct nfsstatfsok fs_fsok_u; /* NFS_OK result */ } fs_u; }; #define fs_fsok fs_u.fs_fsok_u #define fs_tsize fs_u.fs_fsok_u.fsok_tsize #define fs_bsize fs_u.fs_fsok_u.fsok_bsize #define fs_blocks fs_u.fs_fsok_u.fsok_blocks #define fs_bfree fs_u.fs_fsok_u.fsok_bfree #define fs_bavail fs_u.fs_fsok_u.fsok_bavail #ifdef _KERNEL /* * XDR routines for handling structures defined above */ extern bool_t xdr_attrstat(XDR *, struct nfsattrstat *); extern bool_t xdr_fastattrstat(XDR *, struct nfsattrstat *); extern bool_t xdr_creatargs(XDR *, struct nfscreatargs *); extern bool_t xdr_diropargs(XDR *, struct nfsdiropargs *); extern bool_t xdr_diropres(XDR *, struct nfsdiropres *); extern bool_t xdr_fastdiropres(XDR *, struct nfsdiropres *); extern bool_t xdr_drok(XDR *, struct nfsdrok *); #ifdef _LITTLE_ENDIAN extern bool_t xdr_fastdrok(XDR *, struct nfsdrok *); extern bool_t xdr_fastfattr(XDR *, struct nfsfattr *); #endif extern bool_t xdr_fattr(XDR *, struct nfsfattr *); extern bool_t xdr_fhandle(XDR *, fhandle_t *); extern bool_t xdr_fastfhandle(XDR *, fhandle_t **); extern bool_t xdr_linkargs(XDR *, struct nfslinkargs *); extern bool_t xdr_rddirargs(XDR *, struct nfsrddirargs *); extern bool_t xdr_putrddirres(XDR *, struct nfsrddirres *); extern bool_t xdr_getrddirres(XDR *, struct nfsrddirres *); extern bool_t xdr_rdlnres(XDR *, struct nfsrdlnres *); extern bool_t xdr_rdresult(XDR *, struct nfsrdresult *); extern bool_t xdr_readargs(XDR *, struct nfsreadargs *); extern bool_t xdr_rnmargs(XDR *, struct nfsrnmargs *); extern bool_t xdr_rrok(XDR *, struct nfsrrok *); extern bool_t xdr_saargs(XDR *, struct nfssaargs *); extern bool_t xdr_sattr(XDR *, struct nfssattr *); extern bool_t xdr_slargs(XDR *, struct nfsslargs *); extern bool_t xdr_srok(XDR *, struct nfssrok *); extern bool_t xdr_nfs2_timeval(XDR *, struct nfs2_timeval *); extern bool_t xdr_writeargs(XDR *, struct nfswriteargs *); extern bool_t xdr_fsok(XDR *, struct nfsstatfsok *); #ifdef _LITTLE_ENDIAN extern bool_t xdr_fastfsok(XDR *, struct nfsstatfsok *); extern bool_t xdr_fastenum(XDR *, enum_t *); #endif extern bool_t xdr_statfs(XDR *, struct nfsstatfs *); extern bool_t xdr_faststatfs(XDR *, struct nfsstatfs *); #endif /* * Remote file service routines */ #define RFS_NULL 0 #define RFS_GETATTR 1 #define RFS_SETATTR 2 #define RFS_ROOT 3 #define RFS_LOOKUP 4 #define RFS_READLINK 5 #define RFS_READ 6 #define RFS_WRITECACHE 7 #define RFS_WRITE 8 #define RFS_CREATE 9 #define RFS_REMOVE 10 #define RFS_RENAME 11 #define RFS_LINK 12 #define RFS_SYMLINK 13 #define RFS_MKDIR 14 #define RFS_RMDIR 15 #define RFS_READDIR 16 #define RFS_STATFS 17 #define RFS_NPROC 18 #ifdef _KERNEL /* * The NFS Version 2 service procedures */ struct exportinfo; /* defined in nfs/export.h */ struct servinfo; /* defined in nfs/nfs_clnt.h */ struct mntinfo; /* defined in nfs/nfs_clnt.h */ extern void rfs_getattr(fhandle_t *, struct nfsattrstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_getattr_getfh(fhandle_t *); extern void rfs_setattr(struct nfssaargs *, struct nfsattrstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_setattr_getfh(struct nfssaargs *); extern void rfs_lookup(struct nfsdiropargs *, struct nfsdiropres *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_lookup_getfh(struct nfsdiropargs *); extern void rfs_readlink(fhandle_t *, struct nfsrdlnres *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_readlink_getfh(fhandle_t *); extern void rfs_rlfree(struct nfsrdlnres *); extern void rfs_read(struct nfsreadargs *, struct nfsrdresult *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_read_getfh(struct nfsreadargs *); extern void rfs_rdfree(struct nfsrdresult *); extern void rfs_write_sync(struct nfswriteargs *, struct nfsattrstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void rfs_write(struct nfswriteargs *, struct nfsattrstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_write_getfh(struct nfswriteargs *); extern void rfs_create(struct nfscreatargs *, struct nfsdiropres *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_create_getfh(struct nfscreatargs *); extern void rfs_remove(struct nfsdiropargs *, enum nfsstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_remove_getfh(struct nfsdiropargs *); extern void rfs_rename(struct nfsrnmargs *, enum nfsstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_rename_getfh(struct nfsrnmargs *); extern void rfs_link(struct nfslinkargs *, enum nfsstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_link_getfh(struct nfslinkargs *); extern void rfs_symlink(struct nfsslargs *, enum nfsstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_symlink_getfh(struct nfsslargs *); extern void rfs_mkdir(struct nfscreatargs *, struct nfsdiropres *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_mkdir_getfh(struct nfscreatargs *); extern void rfs_rmdir(struct nfsdiropargs *, enum nfsstat *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_rmdir_getfh(struct nfsdiropargs *); extern void rfs_readdir(struct nfsrddirargs *, struct nfsrddirres *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_readdir_getfh(struct nfsrddirargs *); extern void rfs_rddirfree(struct nfsrddirres *); extern void rfs_statfs(fhandle_t *, struct nfsstatfs *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs_statfs_getfh(fhandle_t *); extern void rfs_srvrinit(void); extern void rfs_srvrfini(void); /* * flags to define path types during Multi Component Lookups * using the public filehandle */ #define URLPATH 0x01 /* Universal Resource Locator path */ #define NATIVEPATH 0x02 /* Native path, i.e., via mount protocol */ #define SECURITY_QUERY 0x04 /* Security query */ enum nfs_svccounts {NFS_CALLS, NFS_BADCALLS}; /* index for svstat_ptr */ /* function defs for NFS kernel */ extern int nfs_waitfor_purge_complete(vnode_t *); extern int nfs_validate_caches(vnode_t *, cred_t *); extern void nfs_purge_caches(vnode_t *, int, cred_t *); extern void nfs_purge_rddir_cache(vnode_t *); extern void nfs_attrcache(vnode_t *, struct nfsfattr *, hrtime_t); extern int nfs_cache_fattr(vnode_t *, struct nfsfattr *, vattr_t *, hrtime_t, cred_t *); extern void nfs_attr_cache(vnode_t *, vattr_t *, hrtime_t, cred_t *); extern void nfs_attrcache_va(vnode_t *, struct vattr *); extern int nfs_getattr_otw(vnode_t *, struct vattr *, cred_t *); extern int nfsgetattr(vnode_t *, struct vattr *, cred_t *); extern int nattr_to_vattr(vnode_t *, struct nfsfattr *, struct vattr *); extern void nfs_async_manager(struct vfs *); extern void nfs_async_manager_stop(struct vfs *); extern void nfs_async_stop(struct vfs *); extern int nfs_async_stop_sig(struct vfs *); extern int nfs_clntinit(void); extern void nfs_clntfini(void); extern int nfstsize(void); extern int nfs_srvinit(void); extern void nfs_srvfini(void); extern int vattr_to_sattr(struct vattr *, struct nfssattr *); extern void setdiropargs(struct nfsdiropargs *, char *, vnode_t *); extern int setdirgid(vnode_t *, gid_t *, cred_t *); extern int setdirmode(vnode_t *, mode_t *, cred_t *); extern int newnum(void); extern char *newname(void); extern int nfs_atoi(char *); extern int nfs_subrinit(void); extern void nfs_subrfini(void); extern enum nfsstat puterrno(int); extern int geterrno(enum nfsstat); extern int nfsinit(int, char *); extern void nfsfini(void); extern int nfs_vfsinit(void); extern void nfs_vfsfini(void); extern int nfs_dump(vnode_t *, caddr_t, int, int); extern void nfs_perror(int error, char *fmt, ...); extern void nfs_cmn_err(int error, int level, char *fmt, ...); extern int nfs_addcllock(vnode_t *vp, struct flock64 *bfp); extern void nfs_rmcllock(vnode_t *vp, struct flock64 *bfp); extern void nfs_lockrelease(vnode_t *vp, int flag, offset_t offset, cred_t *credp); extern int vattr_to_nattr(struct vattr *, struct nfsfattr *); extern int mount_root(char *, char *, int, struct nfs_args *, int *); extern void nfs_lockcompletion(vnode_t *vp, int cmd); extern void nfs_add_locking_id(vnode_t *, pid_t, int, char *, int); extern void nfs3copyfh(caddr_t, vnode_t *); extern void nfscopyfh(caddr_t, vnode_t *); extern int nfs3lookup(vnode_t *, char *, vnode_t **, struct pathname *, int, vnode_t *, cred_t *, int); extern int nfslookup(vnode_t *, char *, vnode_t **, struct pathname *, int, vnode_t *, cred_t *, int); extern void sv_free(struct servinfo *); extern int nfsauth_access(struct exportinfo *exi, struct svc_req *req); extern void nfsauth_init(); extern void nfsauth_fini(); extern int nfs_setopts(vnode_t *vp, model_t model, struct nfs_args *args); extern void nfs_srv_stop_all(void); extern void nfs_srv_quiesce_all(void); extern void (*nfs_srv_quiesce_func)(void); extern time_t rfs4_lease_time; extern time_t rfs4_grace_period; extern kstat_named_t *global_svstat_ptr[]; extern krwlock_t rroklock; extern vtype_t nf_to_vt[]; extern kstat_named_t *rfsproccnt_v2_ptr; extern kmutex_t nfs_minor_lock; extern int nfs_major; extern int nfs_minor; extern vfsops_t *nfs_vfsops; extern struct vnodeops *nfs_vnodeops; extern const struct fs_operation_def nfs_vnodeops_template[]; extern int nfsfstyp; /* * Per-zone stats as consumed by nfsstat(1m) */ struct nfs_version_stats { kstat_named_t *aclreqcnt_ptr; /* nfs_acl:0:aclreqcnt_v? */ kstat_named_t *aclproccnt_ptr; /* nfs_acl:0:aclproccnt_v? */ kstat_named_t *rfsreqcnt_ptr; /* nfs:0:rfsreqcnt_v? */ kstat_named_t *rfsproccnt_ptr; /* nfs:0:rfsproccnt_v? */ }; /* * A bit of asymmetry: nfs:0:nfs_client isn't part of this structure. */ struct nfs_stats { kstat_named_t *nfs_stats_svstat_ptr[NFS_VERSMAX + 1]; struct nfs_version_stats nfs_stats_v2; struct nfs_version_stats nfs_stats_v3; struct nfs_version_stats nfs_stats_v4; }; /* * Key used to retrieve counters. */ extern zone_key_t nfsstat_zone_key; /* * Zone callback functions. */ extern void *nfsstat_zone_init(zoneid_t); extern void nfsstat_zone_fini(zoneid_t, void *); #endif /* _KERNEL */ /* * Version 3 declarations and definitions. */ #define NFS3_FHSIZE 64 #define NFS3_COOKIEVERFSIZE 8 #define NFS3_CREATEVERFSIZE 8 #define NFS3_WRITEVERFSIZE 8 typedef char *filename3; typedef char *nfspath3; #define nfs3nametoolong ((char *)-1) typedef uint64 fileid3; typedef uint64 cookie3; typedef uint32 uid3; typedef uint32 gid3; typedef uint64 size3; typedef uint64 offset3; typedef uint32 mode3; typedef uint32 count3; /* * These three are really opaque arrays, but we treat them as * uint64 for efficiency sake */ typedef uint64 cookieverf3; typedef uint64 createverf3; typedef uint64 writeverf3; typedef struct nfs_fh3 { uint_t fh3_length; union nfs_fh3_u { struct nfs_fh3_i { fhandle3_t fh3_i; } nfs_fh3_i; char data[NFS3_FHSIZE]; } fh3_u; } nfs_fh3; #define fh3_fsid fh3_u.nfs_fh3_i.fh3_i._fh3_fsid #define fh3_len fh3_u.nfs_fh3_i.fh3_i._fh3_len #define fh3_data fh3_u.nfs_fh3_i.fh3_i._fh3_data #define fh3_xlen fh3_u.nfs_fh3_i.fh3_i._fh3_xlen #define fh3_xdata fh3_u.nfs_fh3_i.fh3_i._fh3_xdata #define FH3TOFIDP(fh) ((fid_t *)&((fh)->fh3_len)) #define FH3TOXFIDP(fh) ((fid_t *)&((fh)->fh3_xlen)) /* * Two elements were added to the * diropargs3 structure for performance (xdr-inlining). * They are not included as part of the args * that are encoded or decoded: * dirp - ptr to the nfs_fh3 * flag indicating when to free the name that was * allocated during decode. */ struct diropargs3 { nfs_fh3 *dirp; nfs_fh3 dir; filename3 name; int flags; }; typedef struct diropargs3 diropargs3; struct nfstime3 { uint32 seconds; uint32 nseconds; }; typedef struct nfstime3 nfstime3; struct specdata3 { uint32 specdata1; uint32 specdata2; }; typedef struct specdata3 specdata3; enum nfsstat3 { NFS3_OK = 0, NFS3ERR_PERM = 1, NFS3ERR_NOENT = 2, NFS3ERR_IO = 5, NFS3ERR_NXIO = 6, NFS3ERR_ACCES = 13, NFS3ERR_EXIST = 17, NFS3ERR_XDEV = 18, NFS3ERR_NODEV = 19, NFS3ERR_NOTDIR = 20, NFS3ERR_ISDIR = 21, NFS3ERR_INVAL = 22, NFS3ERR_FBIG = 27, NFS3ERR_NOSPC = 28, NFS3ERR_ROFS = 30, NFS3ERR_MLINK = 31, NFS3ERR_NAMETOOLONG = 63, NFS3ERR_NOTEMPTY = 66, NFS3ERR_DQUOT = 69, NFS3ERR_STALE = 70, NFS3ERR_REMOTE = 71, NFS3ERR_BADHANDLE = 10001, NFS3ERR_NOT_SYNC = 10002, NFS3ERR_BAD_COOKIE = 10003, NFS3ERR_NOTSUPP = 10004, NFS3ERR_TOOSMALL = 10005, NFS3ERR_SERVERFAULT = 10006, NFS3ERR_BADTYPE = 10007, NFS3ERR_JUKEBOX = 10008 }; typedef enum nfsstat3 nfsstat3; enum ftype3 { NF3REG = 1, NF3DIR = 2, NF3BLK = 3, NF3CHR = 4, NF3LNK = 5, NF3SOCK = 6, NF3FIFO = 7 }; typedef enum ftype3 ftype3; struct fattr3 { ftype3 type; mode3 mode; uint32 nlink; uid3 uid; gid3 gid; size3 size; size3 used; specdata3 rdev; uint64 fsid; fileid3 fileid; nfstime3 atime; nfstime3 mtime; nfstime3 ctime; }; typedef struct fattr3 fattr3; #define NFS3_SIZEOF_FATTR3 (21) #ifdef _KERNEL struct fattr3_res { nfsstat3 status; vattr_t *vap; vnode_t *vp; }; typedef struct fattr3_res fattr3_res; #endif /* _KERNEL */ struct post_op_attr { bool_t attributes; fattr3 attr; }; typedef struct post_op_attr post_op_attr; #ifdef _KERNEL struct post_op_vattr { bool_t attributes; fattr3_res fres; }; typedef struct post_op_vattr post_op_vattr; #endif /* _KERNEL */ struct wcc_attr { size3 size; nfstime3 mtime; nfstime3 ctime; }; typedef struct wcc_attr wcc_attr; struct pre_op_attr { bool_t attributes; wcc_attr attr; }; typedef struct pre_op_attr pre_op_attr; struct wcc_data { pre_op_attr before; post_op_attr after; }; typedef struct wcc_data wcc_data; struct post_op_fh3 { bool_t handle_follows; nfs_fh3 handle; }; typedef struct post_op_fh3 post_op_fh3; enum time_how { DONT_CHANGE = 0, SET_TO_SERVER_TIME = 1, SET_TO_CLIENT_TIME = 2 }; typedef enum time_how time_how; struct set_mode3 { bool_t set_it; mode3 mode; }; typedef struct set_mode3 set_mode3; struct set_uid3 { bool_t set_it; uid3 uid; }; typedef struct set_uid3 set_uid3; struct set_gid3 { bool_t set_it; gid3 gid; }; typedef struct set_gid3 set_gid3; struct set_size3 { bool_t set_it; size3 size; }; typedef struct set_size3 set_size3; struct set_atime { time_how set_it; nfstime3 atime; }; typedef struct set_atime set_atime; struct set_mtime { time_how set_it; nfstime3 mtime; }; typedef struct set_mtime set_mtime; struct sattr3 { set_mode3 mode; set_uid3 uid; set_gid3 gid; set_size3 size; set_atime atime; set_mtime mtime; }; typedef struct sattr3 sattr3; /* * A couple of defines to make resok and resfail look like the * correct things in a response type independent manner. */ #define resok res_u.ok #define resfail res_u.fail struct GETATTR3args { nfs_fh3 object; }; typedef struct GETATTR3args GETATTR3args; struct GETATTR3resok { fattr3 obj_attributes; }; typedef struct GETATTR3resok GETATTR3resok; struct GETATTR3res { nfsstat3 status; union { GETATTR3resok ok; } res_u; }; typedef struct GETATTR3res GETATTR3res; #ifdef _KERNEL struct GETATTR3vres { nfsstat3 status; fattr3_res fres; }; typedef struct GETATTR3vres GETATTR3vres; #endif /* _KERNEL */ struct sattrguard3 { bool_t check; nfstime3 obj_ctime; }; typedef struct sattrguard3 sattrguard3; struct SETATTR3args { nfs_fh3 object; sattr3 new_attributes; sattrguard3 guard; }; typedef struct SETATTR3args SETATTR3args; struct SETATTR3resok { wcc_data obj_wcc; }; typedef struct SETATTR3resok SETATTR3resok; struct SETATTR3resfail { wcc_data obj_wcc; }; typedef struct SETATTR3resfail SETATTR3resfail; struct SETATTR3res { nfsstat3 status; union { SETATTR3resok ok; SETATTR3resfail fail; } res_u; }; typedef struct SETATTR3res SETATTR3res; struct LOOKUP3args { diropargs3 what; }; typedef struct LOOKUP3args LOOKUP3args; struct LOOKUP3resok { nfs_fh3 object; post_op_attr obj_attributes; post_op_attr dir_attributes; }; typedef struct LOOKUP3resok LOOKUP3resok; struct LOOKUP3resfail { post_op_attr dir_attributes; }; typedef struct LOOKUP3resfail LOOKUP3resfail; struct LOOKUP3res { nfsstat3 status; union { LOOKUP3resok ok; LOOKUP3resfail fail; } res_u; }; typedef struct LOOKUP3res LOOKUP3res; #ifdef _KERNEL struct LOOKUP3vres { nfsstat3 status; nfs_fh3 object; post_op_vattr dir_attributes; post_op_vattr obj_attributes; }; typedef struct LOOKUP3vres LOOKUP3vres; #endif /* _KERNEL */ struct ACCESS3args { nfs_fh3 object; uint32 access; }; typedef struct ACCESS3args ACCESS3args; #define ACCESS3_READ 0x1 #define ACCESS3_LOOKUP 0x2 #define ACCESS3_MODIFY 0x4 #define ACCESS3_EXTEND 0x8 #define ACCESS3_DELETE 0x10 #define ACCESS3_EXECUTE 0x20 struct ACCESS3resok { post_op_attr obj_attributes; uint32 access; }; typedef struct ACCESS3resok ACCESS3resok; struct ACCESS3resfail { post_op_attr obj_attributes; }; typedef struct ACCESS3resfail ACCESS3resfail; struct ACCESS3res { nfsstat3 status; union { ACCESS3resok ok; ACCESS3resfail fail; } res_u; }; typedef struct ACCESS3res ACCESS3res; struct READLINK3args { nfs_fh3 symlink; }; typedef struct READLINK3args READLINK3args; struct READLINK3resok { post_op_attr symlink_attributes; nfspath3 data; }; typedef struct READLINK3resok READLINK3resok; struct READLINK3resfail { post_op_attr symlink_attributes; }; typedef struct READLINK3resfail READLINK3resfail; struct READLINK3res { nfsstat3 status; union { READLINK3resok ok; READLINK3resfail fail; } res_u; }; typedef struct READLINK3res READLINK3res; struct READ3args { nfs_fh3 file; offset3 offset; count3 count; }; typedef struct READ3args READ3args; struct READ3resok { post_op_attr file_attributes; count3 count; bool_t eof; struct { uint_t data_len; char *data_val; mblk_t *mp; } data; uint_t size; }; typedef struct READ3resok READ3resok; struct READ3resfail { post_op_attr file_attributes; }; typedef struct READ3resfail READ3resfail; struct READ3res { nfsstat3 status; union { READ3resok ok; READ3resfail fail; } res_u; }; typedef struct READ3res READ3res; #ifdef _KERNEL /* * READ3 reply that directly decodes fattr3 directly into vattr */ struct READ3vres { nfsstat3 status; struct post_op_vattr pov; count3 count; bool_t eof; struct { uint_t data_len; char *data_val; } data; uint_t size; }; typedef struct READ3vres READ3vres; #endif /* _KERNEL */ /* * READ3 reply that uiomoves data directly into a struct uio * ignores any attributes returned */ struct READ3uiores { nfsstat3 status; count3 count; bool_t eof; struct uio *uiop; uint_t size; /* maximum reply size */ }; typedef struct READ3uiores READ3uiores; enum stable_how { UNSTABLE = 0, DATA_SYNC = 1, FILE_SYNC = 2 }; typedef enum stable_how stable_how; struct WRITE3args { nfs_fh3 file; offset3 offset; count3 count; stable_how stable; struct { uint_t data_len; char *data_val; } data; mblk_t *mblk; }; typedef struct WRITE3args WRITE3args; struct WRITE3resok { wcc_data file_wcc; count3 count; stable_how committed; writeverf3 verf; }; typedef struct WRITE3resok WRITE3resok; struct WRITE3resfail { wcc_data file_wcc; }; typedef struct WRITE3resfail WRITE3resfail; struct WRITE3res { nfsstat3 status; union { WRITE3resok ok; WRITE3resfail fail; } res_u; }; typedef struct WRITE3res WRITE3res; enum createmode3 { UNCHECKED = 0, GUARDED = 1, EXCLUSIVE = 2 }; typedef enum createmode3 createmode3; struct createhow3 { createmode3 mode; union { sattr3 obj_attributes; createverf3 verf; } createhow3_u; }; typedef struct createhow3 createhow3; struct CREATE3args { diropargs3 where; createhow3 how; }; typedef struct CREATE3args CREATE3args; struct CREATE3resok { post_op_fh3 obj; post_op_attr obj_attributes; wcc_data dir_wcc; }; typedef struct CREATE3resok CREATE3resok; struct CREATE3resfail { wcc_data dir_wcc; }; typedef struct CREATE3resfail CREATE3resfail; struct CREATE3res { nfsstat3 status; union { CREATE3resok ok; CREATE3resfail fail; } res_u; }; typedef struct CREATE3res CREATE3res; struct MKDIR3args { diropargs3 where; sattr3 attributes; }; typedef struct MKDIR3args MKDIR3args; struct MKDIR3resok { post_op_fh3 obj; post_op_attr obj_attributes; wcc_data dir_wcc; }; typedef struct MKDIR3resok MKDIR3resok; struct MKDIR3resfail { wcc_data dir_wcc; }; typedef struct MKDIR3resfail MKDIR3resfail; struct MKDIR3res { nfsstat3 status; union { MKDIR3resok ok; MKDIR3resfail fail; } res_u; }; typedef struct MKDIR3res MKDIR3res; struct symlinkdata3 { sattr3 symlink_attributes; nfspath3 symlink_data; }; typedef struct symlinkdata3 symlinkdata3; struct SYMLINK3args { diropargs3 where; symlinkdata3 symlink; }; typedef struct SYMLINK3args SYMLINK3args; struct SYMLINK3resok { post_op_fh3 obj; post_op_attr obj_attributes; wcc_data dir_wcc; }; typedef struct SYMLINK3resok SYMLINK3resok; struct SYMLINK3resfail { wcc_data dir_wcc; }; typedef struct SYMLINK3resfail SYMLINK3resfail; struct SYMLINK3res { nfsstat3 status; union { SYMLINK3resok ok; SYMLINK3resfail fail; } res_u; }; typedef struct SYMLINK3res SYMLINK3res; struct devicedata3 { sattr3 dev_attributes; specdata3 spec; }; typedef struct devicedata3 devicedata3; struct mknoddata3 { ftype3 type; union { devicedata3 device; sattr3 pipe_attributes; } mknoddata3_u; }; typedef struct mknoddata3 mknoddata3; struct MKNOD3args { diropargs3 where; mknoddata3 what; }; typedef struct MKNOD3args MKNOD3args; struct MKNOD3resok { post_op_fh3 obj; post_op_attr obj_attributes; wcc_data dir_wcc; }; typedef struct MKNOD3resok MKNOD3resok; struct MKNOD3resfail { wcc_data dir_wcc; }; typedef struct MKNOD3resfail MKNOD3resfail; struct MKNOD3res { nfsstat3 status; union { MKNOD3resok ok; MKNOD3resfail fail; } res_u; }; typedef struct MKNOD3res MKNOD3res; struct REMOVE3args { diropargs3 object; }; typedef struct REMOVE3args REMOVE3args; struct REMOVE3resok { wcc_data dir_wcc; }; typedef struct REMOVE3resok REMOVE3resok; struct REMOVE3resfail { wcc_data dir_wcc; }; typedef struct REMOVE3resfail REMOVE3resfail; struct REMOVE3res { nfsstat3 status; union { REMOVE3resok ok; REMOVE3resfail fail; } res_u; }; typedef struct REMOVE3res REMOVE3res; struct RMDIR3args { diropargs3 object; }; typedef struct RMDIR3args RMDIR3args; struct RMDIR3resok { wcc_data dir_wcc; }; typedef struct RMDIR3resok RMDIR3resok; struct RMDIR3resfail { wcc_data dir_wcc; }; typedef struct RMDIR3resfail RMDIR3resfail; struct RMDIR3res { nfsstat3 status; union { RMDIR3resok ok; RMDIR3resfail fail; } res_u; }; typedef struct RMDIR3res RMDIR3res; struct RENAME3args { diropargs3 from; diropargs3 to; }; typedef struct RENAME3args RENAME3args; struct RENAME3resok { wcc_data fromdir_wcc; wcc_data todir_wcc; }; typedef struct RENAME3resok RENAME3resok; struct RENAME3resfail { wcc_data fromdir_wcc; wcc_data todir_wcc; }; typedef struct RENAME3resfail RENAME3resfail; struct RENAME3res { nfsstat3 status; union { RENAME3resok ok; RENAME3resfail fail; } res_u; }; typedef struct RENAME3res RENAME3res; struct LINK3args { nfs_fh3 file; diropargs3 link; }; typedef struct LINK3args LINK3args; struct LINK3resok { post_op_attr file_attributes; wcc_data linkdir_wcc; }; typedef struct LINK3resok LINK3resok; struct LINK3resfail { post_op_attr file_attributes; wcc_data linkdir_wcc; }; typedef struct LINK3resfail LINK3resfail; struct LINK3res { nfsstat3 status; union { LINK3resok ok; LINK3resfail fail; } res_u; }; typedef struct LINK3res LINK3res; struct READDIR3args { nfs_fh3 dir; cookie3 cookie; cookieverf3 cookieverf; count3 count; }; typedef struct READDIR3args READDIR3args; struct entry3 { fileid3 fileid; filename3 name; cookie3 cookie; struct entry3 *nextentry; }; typedef struct entry3 entry3; struct dirlist3 { entry3 *entries; bool_t eof; }; typedef struct dirlist3 dirlist3; struct READDIR3resok { post_op_attr dir_attributes; cookieverf3 cookieverf; dirlist3 reply; uint_t size; uint_t count; uint_t freecount; cookie3 cookie; }; typedef struct READDIR3resok READDIR3resok; struct READDIR3resfail { post_op_attr dir_attributes; }; typedef struct READDIR3resfail READDIR3resfail; struct READDIR3res { nfsstat3 status; union { READDIR3resok ok; READDIR3resfail fail; } res_u; }; typedef struct READDIR3res READDIR3res; #ifdef _KERNEL struct READDIR3vres { nfsstat3 status; post_op_vattr dir_attributes; cookieverf3 cookieverf; dirent64_t *entries; /* decoded dirent64s */ uint_t size; /* actual size of entries */ uint_t entries_size; /* max size of entries */ off64_t loff; /* last offset/cookie */ bool_t eof; /* End of directory */ }; typedef struct READDIR3vres READDIR3vres; #endif /* _KERNEL */ struct READDIRPLUS3args { nfs_fh3 dir; cookie3 cookie; cookieverf3 cookieverf; count3 dircount; count3 maxcount; }; typedef struct READDIRPLUS3args READDIRPLUS3args; struct entryplus3 { fileid3 fileid; filename3 name; cookie3 cookie; post_op_attr name_attributes; post_op_fh3 name_handle; struct entryplus3 *nextentry; }; typedef struct entryplus3 entryplus3; struct dirlistplus3 { entryplus3 *entries; bool_t eof; }; typedef struct dirlistplus3 dirlistplus3; struct entryplus3_info { post_op_attr attr; post_op_fh3 fh; uint_t namelen; }; typedef struct entryplus3_info entryplus3_info; struct READDIRPLUS3resok { post_op_attr dir_attributes; cookieverf3 cookieverf; dirlistplus3 reply; uint_t size; uint_t count; uint_t maxcount; entryplus3_info *infop; }; typedef struct READDIRPLUS3resok READDIRPLUS3resok; struct READDIRPLUS3resfail { post_op_attr dir_attributes; }; typedef struct READDIRPLUS3resfail READDIRPLUS3resfail; struct READDIRPLUS3res { nfsstat3 status; union { READDIRPLUS3resok ok; READDIRPLUS3resfail fail; } res_u; }; typedef struct READDIRPLUS3res READDIRPLUS3res; #ifdef _KERNEL struct entryplus3_va_fh { int va_valid; int fh_valid; vattr_t va; nfs_fh3 fh; char *d_name; /* back pointer into entries */ }; struct READDIRPLUS3vres { nfsstat3 status; post_op_vattr dir_attributes; cookieverf3 cookieverf; dirent64_t *entries; /* decoded dirent64s */ uint_t size; /* actual size of entries */ uint_t entries_size; /* max size of entries */ bool_t eof; /* End of directory */ off64_t loff; /* last offset/cookie */ cred_t *credentials; /* caller's credentials */ hrtime_t time; /* time of READDIRPLUS call */ }; typedef struct READDIRPLUS3vres READDIRPLUS3vres; #endif /* _KERNEL */ struct FSSTAT3args { nfs_fh3 fsroot; }; typedef struct FSSTAT3args FSSTAT3args; struct FSSTAT3resok { post_op_attr obj_attributes; size3 tbytes; size3 fbytes; size3 abytes; size3 tfiles; size3 ffiles; size3 afiles; uint32 invarsec; }; typedef struct FSSTAT3resok FSSTAT3resok; struct FSSTAT3resfail { post_op_attr obj_attributes; }; typedef struct FSSTAT3resfail FSSTAT3resfail; struct FSSTAT3res { nfsstat3 status; union { FSSTAT3resok ok; FSSTAT3resfail fail; } res_u; }; typedef struct FSSTAT3res FSSTAT3res; struct FSINFO3args { nfs_fh3 fsroot; }; typedef struct FSINFO3args FSINFO3args; struct FSINFO3resok { post_op_attr obj_attributes; uint32 rtmax; uint32 rtpref; uint32 rtmult; uint32 wtmax; uint32 wtpref; uint32 wtmult; uint32 dtpref; size3 maxfilesize; nfstime3 time_delta; uint32 properties; }; typedef struct FSINFO3resok FSINFO3resok; struct FSINFO3resfail { post_op_attr obj_attributes; }; typedef struct FSINFO3resfail FSINFO3resfail; #define FSF3_LINK 0x1 #define FSF3_SYMLINK 0x2 #define FSF3_HOMOGENEOUS 0x8 #define FSF3_CANSETTIME 0x10 struct FSINFO3res { nfsstat3 status; union { FSINFO3resok ok; FSINFO3resfail fail; } res_u; }; typedef struct FSINFO3res FSINFO3res; struct PATHCONF3args { nfs_fh3 object; }; typedef struct PATHCONF3args PATHCONF3args; struct nfs3_pathconf_info { uint32 link_max; uint32 name_max; bool_t no_trunc; bool_t chown_restricted; bool_t case_insensitive; bool_t case_preserving; }; typedef struct nfs3_pathconf_info nfs3_pathconf_info; struct PATHCONF3resok { post_op_attr obj_attributes; nfs3_pathconf_info info; }; typedef struct PATHCONF3resok PATHCONF3resok; struct PATHCONF3resfail { post_op_attr obj_attributes; }; typedef struct PATHCONF3resfail PATHCONF3resfail; struct PATHCONF3res { nfsstat3 status; union { PATHCONF3resok ok; PATHCONF3resfail fail; } res_u; }; typedef struct PATHCONF3res PATHCONF3res; struct COMMIT3args { nfs_fh3 file; offset3 offset; count3 count; }; typedef struct COMMIT3args COMMIT3args; struct COMMIT3resok { wcc_data file_wcc; writeverf3 verf; }; typedef struct COMMIT3resok COMMIT3resok; struct COMMIT3resfail { wcc_data file_wcc; }; typedef struct COMMIT3resfail COMMIT3resfail; struct COMMIT3res { nfsstat3 status; union { COMMIT3resok ok; COMMIT3resfail fail; } res_u; }; typedef struct COMMIT3res COMMIT3res; #define NFS3_PROGRAM ((rpcprog_t)100003) #define NFS_V3 ((rpcvers_t)3) #define NFSPROC3_NULL ((rpcproc_t)0) #define NFSPROC3_GETATTR ((rpcproc_t)1) #define NFSPROC3_SETATTR ((rpcproc_t)2) #define NFSPROC3_LOOKUP ((rpcproc_t)3) #define NFSPROC3_ACCESS ((rpcproc_t)4) #define NFSPROC3_READLINK ((rpcproc_t)5) #define NFSPROC3_READ ((rpcproc_t)6) #define NFSPROC3_WRITE ((rpcproc_t)7) #define NFSPROC3_CREATE ((rpcproc_t)8) #define NFSPROC3_MKDIR ((rpcproc_t)9) #define NFSPROC3_SYMLINK ((rpcproc_t)10) #define NFSPROC3_MKNOD ((rpcproc_t)11) #define NFSPROC3_REMOVE ((rpcproc_t)12) #define NFSPROC3_RMDIR ((rpcproc_t)13) #define NFSPROC3_RENAME ((rpcproc_t)14) #define NFSPROC3_LINK ((rpcproc_t)15) #define NFSPROC3_READDIR ((rpcproc_t)16) #define NFSPROC3_READDIRPLUS ((rpcproc_t)17) #define NFSPROC3_FSSTAT ((rpcproc_t)18) #define NFSPROC3_FSINFO ((rpcproc_t)19) #define NFSPROC3_PATHCONF ((rpcproc_t)20) #define NFSPROC3_COMMIT ((rpcproc_t)21) #ifndef _KERNEL extern void * nfsproc3_null_3(); extern GETATTR3res * nfsproc3_getattr_3(); extern SETATTR3res * nfsproc3_setattr_3(); extern LOOKUP3res * nfsproc3_lookup_3(); extern ACCESS3res * nfsproc3_access_3(); extern READLINK3res * nfsproc3_readlink_3(); extern READ3res * nfsproc3_read_3(); extern WRITE3res * nfsproc3_write_3(); extern CREATE3res * nfsproc3_create_3(); extern MKDIR3res * nfsproc3_mkdir_3(); extern SYMLINK3res * nfsproc3_symlink_3(); extern MKNOD3res * nfsproc3_mknod_3(); extern REMOVE3res * nfsproc3_remove_3(); extern RMDIR3res * nfsproc3_rmdir_3(); extern RENAME3res * nfsproc3_rename_3(); extern LINK3res * nfsproc3_link_3(); extern READDIR3res * nfsproc3_readdir_3(); extern READDIRPLUS3res * nfsproc3_readdirplus_3(); extern FSSTAT3res * nfsproc3_fsstat_3(); extern FSINFO3res * nfsproc3_fsinfo_3(); extern PATHCONF3res * nfsproc3_pathconf_3(); extern COMMIT3res * nfsproc3_commit_3(); #endif /* !_KERNEL */ #ifdef _KERNEL /* the NFS Version 3 XDR functions */ extern bool_t xdr_nfs_fh3(XDR *, nfs_fh3 *); extern bool_t xdr_nfslog_nfs_fh3(XDR *, nfs_fh3 *); extern bool_t xdr_nfs_fh3_server(XDR *, nfs_fh3 *); extern bool_t xdr_diropargs3(XDR *, diropargs3 *); extern bool_t xdr_post_op_attr(XDR *, post_op_attr *); extern bool_t xdr_post_op_fh3(XDR *, post_op_fh3 *); extern bool_t xdr_GETATTR3res(XDR *, GETATTR3res *); extern bool_t xdr_GETATTR3vres(XDR *, GETATTR3vres *); extern bool_t xdr_SETATTR3args(XDR *, SETATTR3args *); extern bool_t xdr_SETATTR3res(XDR *, SETATTR3res *); extern bool_t xdr_LOOKUP3res(XDR *, LOOKUP3res *); extern bool_t xdr_LOOKUP3vres(XDR *, LOOKUP3vres *); extern bool_t xdr_ACCESS3args(XDR *, ACCESS3args *); extern bool_t xdr_ACCESS3res(XDR *, ACCESS3res *); extern bool_t xdr_READLINK3args(XDR *, READLINK3args *); extern bool_t xdr_READLINK3res(XDR *, READLINK3res *); extern bool_t xdr_READ3args(XDR *, READ3args *); extern bool_t xdr_READ3res(XDR *, READ3res *); extern bool_t xdr_READ3vres(XDR *, READ3vres *); extern bool_t xdr_READ3uiores(XDR *, READ3uiores *); extern bool_t xdr_WRITE3args(XDR *, WRITE3args *); extern bool_t xdr_WRITE3res(XDR *, WRITE3res *); extern bool_t xdr_CREATE3args(XDR *, CREATE3args *); extern bool_t xdr_CREATE3res(XDR *, CREATE3res *); extern bool_t xdr_MKDIR3args(XDR *, MKDIR3args *); extern bool_t xdr_MKDIR3res(XDR *, MKDIR3res *); extern bool_t xdr_SYMLINK3args(XDR *, SYMLINK3args *); extern bool_t xdr_SYMLINK3res(XDR *, SYMLINK3res *); extern bool_t xdr_MKNOD3args(XDR *, MKNOD3args *); extern bool_t xdr_MKNOD3res(XDR *, MKNOD3res *); extern bool_t xdr_REMOVE3res(XDR *, REMOVE3res *); extern bool_t xdr_RMDIR3resfail(XDR *, RMDIR3resfail *); extern bool_t xdr_RMDIR3res(XDR *, RMDIR3res *); extern bool_t xdr_RENAME3args(XDR *, RENAME3args *); extern bool_t xdr_RENAME3res(XDR *, RENAME3res *); extern bool_t xdr_LINK3args(XDR *, LINK3args *); extern bool_t xdr_LINK3res(XDR *, LINK3res *); extern bool_t xdr_READDIR3args(XDR *, READDIR3args *); extern bool_t xdr_READDIR3res(XDR *, READDIR3res *); extern bool_t xdr_READDIR3vres(XDR *, READDIR3vres *); extern bool_t xdr_READDIRPLUS3args(XDR *, READDIRPLUS3args *); extern bool_t xdr_READDIRPLUS3res(XDR *, READDIRPLUS3res *); extern bool_t xdr_READDIRPLUS3vres(XDR *, READDIRPLUS3vres *); extern bool_t xdr_FSSTAT3res(XDR *, FSSTAT3res *); extern bool_t xdr_FSINFO3res(XDR *, FSINFO3res *); extern bool_t xdr_PATHCONF3res(XDR *, PATHCONF3res *); extern bool_t xdr_COMMIT3args(XDR *, COMMIT3args *); extern bool_t xdr_COMMIT3res(XDR *, COMMIT3res *); extern bool_t xdr_fastnfs_fh3(XDR *, nfs_fh3 **); /* * The NFS Version 3 service procedures. */ struct exportinfo; /* defined in nfs/export.h */ struct servinfo; /* defined in nfs/nfs_clnt.h */ struct mntinfo; /* defined in nfs/nfs_clnt.h */ struct sec_ol; /* defined in nfs/export.h */ extern void rfs3_getattr(GETATTR3args *, GETATTR3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_getattr_getfh(GETATTR3args *); extern void rfs3_setattr(SETATTR3args *, SETATTR3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_setattr_getfh(SETATTR3args *); extern void rfs3_lookup(LOOKUP3args *, LOOKUP3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_lookup_getfh(LOOKUP3args *); extern void rfs3_access(ACCESS3args *, ACCESS3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_access_getfh(ACCESS3args *); extern void rfs3_readlink(READLINK3args *, READLINK3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_readlink_getfh(READLINK3args *); extern void rfs3_readlink_free(READLINK3res *); extern void rfs3_read(READ3args *, READ3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_read_getfh(READ3args *); extern void rfs3_read_free(READ3res *); extern void rfs3_write(WRITE3args *, WRITE3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_write_getfh(WRITE3args *); extern void rfs3_create(CREATE3args *, CREATE3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_create_getfh(CREATE3args *); extern void rfs3_mkdir(MKDIR3args *, MKDIR3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_mkdir_getfh(MKDIR3args *); extern void rfs3_symlink(SYMLINK3args *, SYMLINK3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_symlink_getfh(SYMLINK3args *); extern void rfs3_mknod(MKNOD3args *, MKNOD3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_mknod_getfh(MKNOD3args *); extern void rfs3_remove(REMOVE3args *, REMOVE3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_remove_getfh(REMOVE3args *); extern void rfs3_rmdir(RMDIR3args *, RMDIR3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_rmdir_getfh(RMDIR3args *); extern void rfs3_rename(RENAME3args *, RENAME3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_rename_getfh(RENAME3args *); extern void rfs3_link(LINK3args *, LINK3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_link_getfh(LINK3args *); extern void rfs3_readdir(READDIR3args *, READDIR3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_readdir_getfh(READDIR3args *); extern void rfs3_readdir_free(READDIR3res *); extern void rfs3_readdirplus(READDIRPLUS3args *, READDIRPLUS3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_readdirplus_getfh(READDIRPLUS3args *); extern void rfs3_readdirplus_free(READDIRPLUS3res *); extern void rfs3_fsstat(FSSTAT3args *, FSSTAT3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_fsstat_getfh(FSSTAT3args *); extern void rfs3_fsinfo(FSINFO3args *, FSINFO3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_fsinfo_getfh(FSINFO3args *); extern void rfs3_pathconf(PATHCONF3args *, PATHCONF3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_pathconf_getfh(PATHCONF3args *); extern void rfs3_commit(COMMIT3args *, COMMIT3res *, struct exportinfo *, struct svc_req *, cred_t *); extern void *rfs3_commit_getfh(COMMIT3args *); extern void rfs3_srvrinit(void); extern void rfs3_srvrfini(void); extern int nfs3_validate_caches(vnode_t *, cred_t *); extern void nfs3_cache_post_op_attr(vnode_t *, post_op_attr *, hrtime_t, cred_t *); extern void nfs3_cache_post_op_vattr(vnode_t *, post_op_vattr *, hrtime_t, cred_t *); extern void nfs3_cache_wcc_data(vnode_t *, wcc_data *, hrtime_t, cred_t *); extern void nfs3_attrcache(vnode_t *, fattr3 *, hrtime_t); extern int nfs3_cache_fattr3(vnode_t *, fattr3 *, vattr_t *, hrtime_t, cred_t *); extern int nfs3_getattr_otw(vnode_t *, struct vattr *, cred_t *); extern int nfs3getattr(vnode_t *, struct vattr *, cred_t *); extern int fattr3_to_vattr(vnode_t *, fattr3 *, struct vattr *); extern int nfs3tsize(void); extern uint_t nfs3_tsize(struct knetconfig *); extern uint_t rfs3_tsize(struct svc_req *); extern int vattr_to_sattr3(struct vattr *, sattr3 *); extern void setdiropargs3(diropargs3 *, char *, vnode_t *); extern enum nfsstat3 puterrno3(int); extern int geterrno3(enum nfsstat3); extern int nfs3init(int, char *); extern void nfs3fini(void); extern int nfs3_vfsinit(void); extern void nfs3_vfsfini(void); extern void vattr_to_post_op_attr(struct vattr *, post_op_attr *); extern void mblk_to_iov(mblk_t *, int, struct iovec *); extern int rfs_publicfh_mclookup(char *, vnode_t *, cred_t *, vnode_t **, struct exportinfo **, struct sec_ol *); extern int rfs_pathname(char *, vnode_t **, vnode_t **, vnode_t *, cred_t *, int); extern vtype_t nf3_to_vt[]; extern kstat_named_t *rfsproccnt_v3_ptr; extern vfsops_t *nfs3_vfsops; extern struct vnodeops *nfs3_vnodeops; extern const struct fs_operation_def nfs3_vnodeops_template[]; #ifdef DEBUG extern int rfs3_do_pre_op_attr; extern int rfs3_do_post_op_attr; extern int rfs3_do_post_op_fh3; #endif /* * Some servers do not properly update the attributes of the * directory when changes are made. To allow interoperability * with these broken servers, the nfs_disable_rddir_cache * parameter can be used to disable readdir response caching. */ extern int nfs_disable_rddir_cache; /* * External functions called by the v2/v3 code into the v4 code */ extern void nfs4_clnt_init(void); extern void nfs4_clnt_fini(void); /* * Does NFS4 server have a vnode delegated? TRUE if so, FALSE if not. */ extern bool_t rfs4_check_delegated(int mode, vnode_t *, bool_t trunc); /* * VOP_GETATTR call. If a NFS4 delegation is present on the supplied vnode * call back to the delegated client to get attributes for AT_MTIME and * AT_SIZE. Invoke VOP_GETATTR to get all other attributes or all attributes * if no delegation is present. */ extern int rfs4_delegated_getattr(vnode_t *, vattr_t *, int, cred_t *); extern void rfs4_hold_deleg_policy(void); extern void rfs4_rele_deleg_policy(void); #endif /* _KERNEL */ #ifdef __cplusplus } #endif #endif /* _NFS_NFS_H */