Index: ukit/libnetworking/nfs/nfs.h
===================================================================
--- cpukit/libnetworking/nfs/nfs.h	(revision 5b8e5034952fedacea47eb6a93981d5a604ffe44)
+++ 	(revision )
@@ -1,620 +1,0 @@
-/*
- * 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.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
- * 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.
- *
- *	@(#)nfs.h	8.1 (Berkeley) 6/10/93
- * $Id$
- */
-
-#ifndef _NFS_NFS_H_
-#define _NFS_NFS_H_
-
-#include <nfs/rpcv2.h>
-
-/*
- * Tunable constants for nfs
- */
-
-#define	NFS_MAXIOVEC	34
-#define NFS_TICKINTVL	5		/* Desired time for a tick (msec) */
-#define NFS_HZ		(hz / nfs_ticks) /* Ticks/sec */
-#define	NFS_TIMEO	(1 * NFS_HZ)	/* Default timeout = 1 second */
-#define	NFS_MINTIMEO	(1 * NFS_HZ)	/* Min timeout to use */
-#define	NFS_MAXTIMEO	(60 * NFS_HZ)	/* Max timeout to backoff to */
-#define	NFS_MINIDEMTIMEO (5 * NFS_HZ)	/* Min timeout for non-idempotent ops*/
-#define	NFS_MAXREXMIT	100		/* Stop counting after this many */
-#define	NFS_MAXWINDOW	1024		/* Max number of outstanding requests */
-#define	NFS_RETRANS	10		/* Num of retrans for soft mounts */
-#define	NFS_MAXGRPS	16		/* Max. size of groups list */
-#ifndef NFS_MINATTRTIMO
-#define	NFS_MINATTRTIMO 5		/* Attribute cache timeout in sec */
-#endif
-#ifndef NFS_MAXATTRTIMO
-#define	NFS_MAXATTRTIMO 60
-#endif
-#define	NFS_WSIZE	8192		/* Def. write data size <= 8192 */
-#define	NFS_RSIZE	8192		/* Def. read data size <= 8192 */
-#define NFS_READDIRSIZE	8192		/* Def. readdir size */
-#define	NFS_DEFRAHEAD	1		/* Def. read ahead # blocks */
-#define	NFS_MAXRAHEAD	4		/* Max. read ahead # blocks */
-#define	NFS_MAXUIDHASH	64		/* Max. # of hashed uid entries/mp */
-#define	NFS_MAXASYNCDAEMON 	20	/* Max. number async_daemons runnable */
-#define NFS_MAXGATHERDELAY	100	/* Max. write gather delay (msec) */
-#ifndef NFS_GATHERDELAY
-#define NFS_GATHERDELAY		10	/* Default write gather delay (msec) */
-#endif
-#define	NFS_DIRBLKSIZ	4096		/* Must be a multiple of DIRBLKSIZ */
-
-/*
- * Oddballs
- */
-#define	NMOD(a)		((a) % nfs_asyncdaemons)
-#define NFS_CMPFH(n, f, s) \
-	((n)->n_fhsize == (s) && !bcmp((caddr_t)(n)->n_fhp, (caddr_t)(f), (s)))
-#define NFS_ISV3(v)	(VFSTONFS((v)->v_mount)->nm_flag & NFSMNT_NFSV3)
-#define NFS_SRVMAXDATA(n) \
-		(((n)->nd_flag & ND_NFSV3) ? (((n)->nd_nam2) ? \
-		 NFS_MAXDGRAMDATA : NFS_MAXDATA) : NFS_V2MAXDATA)
-
-/*
- * XXX
- * sys/buf.h should be edited to change B_APPENDWRITE --> B_NEEDCOMMIT, but
- * until then...
- * Same goes for sys/malloc.h, which needs M_NFSDIROFF,
- * M_NFSRVDESC and M_NFSBIGFH added.
- * The VA_EXCLUSIVE flag should be added for va_vaflags and set for an
- * exclusive create.
- * The B_INVAFTERWRITE flag should be set to whatever is required by the
- * buffer cache code to say "Invalidate the block after it is written back".
- */
-#ifndef B_NEEDCOMMIT
-#define B_NEEDCOMMIT	B_APPENDWRITE
-#endif
-#ifndef M_NFSRVDESC
-#define M_NFSRVDESC	M_TEMP
-#endif
-#ifndef M_NFSDIROFF
-#define M_NFSDIROFF	M_TEMP
-#endif
-#ifndef M_NFSBIGFH
-#define M_NFSBIGFH	M_TEMP
-#endif
-#ifndef VA_EXCLUSIVE
-#define VA_EXCLUSIVE	0
-#endif
-#ifdef __FreeBSD__
-#define	B_INVAFTERWRITE	B_NOCACHE
-#else
-#define	B_INVAFTERWRITE	B_INVAL
-#endif
-
-/*
- * These ifdefs try to handle the differences between the various 4.4BSD-Lite
- * based vfs interfaces.
- * btw: NetBSD-current does have a VOP_LEASDE(), but I don't know how to
- * differentiate between NetBSD-1.0 and NetBSD-current, so..
- * I also don't know about BSDi's 2.0 release.
- */
-#if !defined(HAS_VOPLEASE) && !defined(__FreeBSD__) && !defined(__NetBSD__)
-#define	HAS_VOPLEASE	1
-#endif
-#if !defined(HAS_VOPREVOKE) && !defined(__FreeBSD__) && !defined(__NetBSD__)
-#define HAS_VOPREVOKE	1
-#endif
-
-/*
- * The IO_METASYNC flag should be implemented for local file systems.
- * (Until then, it is nothin at all.)
- */
-#ifndef IO_METASYNC
-#define IO_METASYNC	0
-#endif
-
-/*
- * Set the attribute timeout based on how recently the file has been modified.
- */
-#define	NFS_ATTRTIMEO(np) \
-	((((np)->n_flag & NMODIFIED) || \
-	 (time.tv_sec - (np)->n_mtime) / 10 < NFS_MINATTRTIMO) ? NFS_MINATTRTIMO : \
-	 ((time.tv_sec - (np)->n_mtime) / 10 > NFS_MAXATTRTIMO ? NFS_MAXATTRTIMO : \
-	  (time.tv_sec - (np)->n_mtime) / 10))
-
-/*
- * Expected allocation sizes for major data structures. If the actual size
- * of the structure exceeds these sizes, then malloc() will be allocating
- * almost twice the memory required. This is used in nfs_init() to warn
- * the sysadmin that the size of a structure should be reduced.
- * (These sizes are always a power of 2. If the kernel malloc() changes
- *  to one that does not allocate space in powers of 2 size, then this all
- *  becomes bunk!)
- */
-#define NFS_NODEALLOC	256
-#define NFS_MNTALLOC	512
-#define NFS_SVCALLOC	256
-#define NFS_UIDALLOC	128
-
-/*
- * Structures for the nfssvc(2) syscall. Not that anyone but nfsd and mount_nfs
- * should ever try and use it.
- */
-struct nfsd_args {
-	int	sock;		/* Socket to serve */
-	caddr_t	name;		/* Client address for connection based sockets */
-	int	namelen;	/* Length of name */
-};
-
-struct nfsd_srvargs {
-	struct nfsd	*nsd_nfsd;	/* Pointer to in kernel nfsd struct */
-	uid_t		nsd_uid;	/* Effective uid mapped to cred */
-	u_long		nsd_haddr;	/* Ip address of client */
-	struct ucred	nsd_cr;		/* Cred. uid maps to */
-	int		nsd_authlen;	/* Length of auth string (ret) */
-	u_char		*nsd_authstr;	/* Auth string (ret) */
-	int		nsd_verflen;	/* and the verfier */
-	u_char		*nsd_verfstr;
-	struct timeval	nsd_timestamp;	/* timestamp from verifier */
-	u_long		nsd_ttl;	/* credential ttl (sec) */
-	NFSKERBKEY_T	nsd_key;	/* Session key */
-};
-
-struct nfsd_cargs {
-	char		*ncd_dirp;	/* Mount dir path */
-	uid_t		ncd_authuid;	/* Effective uid */
-	int		ncd_authtype;	/* Type of authenticator */
-	int		ncd_authlen;	/* Length of authenticator string */
-	u_char		*ncd_authstr;	/* Authenticator string */
-	int		ncd_verflen;	/* and the verifier */
-	u_char		*ncd_verfstr;
-	NFSKERBKEY_T	ncd_key;	/* Session key */
-};
-
-/*
- * Stats structure
- */
-struct nfsstats {
-	int	attrcache_hits;
-	int	attrcache_misses;
-	int	lookupcache_hits;
-	int	lookupcache_misses;
-	int	direofcache_hits;
-	int	direofcache_misses;
-	int	biocache_reads;
-	int	read_bios;
-	int	read_physios;
-	int	biocache_writes;
-	int	write_bios;
-	int	write_physios;
-	int	biocache_readlinks;
-	int	readlink_bios;
-	int	biocache_readdirs;
-	int	readdir_bios;
-	int	rpccnt[NFS_NPROCS];
-	int	rpcretries;
-	int	srvrpccnt[NFS_NPROCS];
-	int	srvrpc_errs;
-	int	srv_errs;
-	int	rpcrequests;
-	int	rpctimeouts;
-	int	rpcunexpected;
-	int	rpcinvalid;
-	int	srvcache_inproghits;
-	int	srvcache_idemdonehits;
-	int	srvcache_nonidemdonehits;
-	int	srvcache_misses;
-	int	srvnqnfs_leases;
-	int	srvnqnfs_maxleases;
-	int	srvnqnfs_getleases;
-	int	srvvop_writes;
-};
-
-/*
- * Flags for nfssvc() system call.
- */
-#define	NFSSVC_BIOD	0x002
-#define	NFSSVC_NFSD	0x004
-#define	NFSSVC_ADDSOCK	0x008
-#define	NFSSVC_AUTHIN	0x010
-#define	NFSSVC_GOTAUTH	0x040
-#define	NFSSVC_AUTHINFAIL 0x080
-#define	NFSSVC_MNTD	0x100
-
-/*
- * fs.nfs sysctl(3) identifiers
- */
-#define NFS_NFSSTATS	1		/* struct: struct nfsstats */
-#define NFS_NFSPRIVPORT	2		/* int: prohibit nfs to resvports */
-
-#define FS_NFS_NAMES { \
-		       { 0, 0 }, \
-		       { "nfsstats", CTLTYPE_STRUCT }, \
-		       { "nfsprivport", CTLTYPE_INT }, \
-}
-
-/*
- * The set of signals the interrupt an I/O in progress for NFSMNT_INT mounts.
- * What should be in this set is open to debate, but I believe that since
- * I/O system calls on ufs are never interrupted by signals the set should
- * be minimal. My reasoning is that many current programs that use signals
- * such as SIGALRM will not expect file I/O system calls to be interrupted
- * by them and break.
- */
-#if defined(_KERNEL) || defined(_KERNEL)
-
-struct uio; struct buf; struct vattr; struct nameidata;	/* XXX */
-
-#define	NFSINT_SIGMASK	(sigmask(SIGINT)|sigmask(SIGTERM)|sigmask(SIGKILL)| \
-			 sigmask(SIGHUP)|sigmask(SIGQUIT))
-
-/*
- * Socket errors ignored for connectionless sockets??
- * For now, ignore them all
- */
-#define	NFSIGNORE_SOERROR(s, e) \
-		((e) != EINTR && (e) != ERESTART && (e) != EWOULDBLOCK && \
-		((s) & PR_CONNREQUIRED) == 0)
-
-/*
- * Nfs outstanding request list element
- */
-struct nfsreq {
-	TAILQ_ENTRY(nfsreq) r_chain;
-	struct mbuf	*r_mreq;
-	struct mbuf	*r_mrep;
-	struct mbuf	*r_md;
-	caddr_t		r_dpos;
-	struct nfsmount *r_nmp;
-	struct vnode	*r_vp;
-	u_long		r_xid;
-	int		r_flags;	/* flags on request, see below */
-	int		r_retry;	/* max retransmission count */
-	int		r_rexmit;	/* current retrans count */
-	int		r_timer;	/* tick counter on reply */
-	int		r_procnum;	/* NFS procedure number */
-	int		r_rtt;		/* RTT for rpc */
-	struct proc	*r_procp;	/* Proc that did I/O system call */
-};
-
-/*
- * Queue head for nfsreq's
- */
-extern TAILQ_HEAD(nfs_reqq, nfsreq) nfs_reqq;
-
-/* Flag values for r_flags */
-#define R_TIMING	0x01		/* timing request (in mntp) */
-#define R_SENT		0x02		/* request has been sent */
-#define	R_SOFTTERM	0x04		/* soft mnt, too many retries */
-#define	R_INTR		0x08		/* intr mnt, signal pending */
-#define	R_SOCKERR	0x10		/* Fatal error on socket */
-#define	R_TPRINTFMSG	0x20		/* Did a tprintf msg. */
-#define	R_MUSTRESEND	0x40		/* Must resend request */
-#define	R_GETONEREP	0x80		/* Probe for one reply only */
-
-/*
- * A list of nfssvc_sock structures is maintained with all the sockets
- * that require service by the nfsd.
- * The nfsuid structs hang off of the nfssvc_sock structs in both lru
- * and uid hash lists.
- */
-#ifndef NFS_UIDHASHSIZ
-#define	NFS_UIDHASHSIZ	29	/* Tune the size of nfssvc_sock with this */
-#endif
-#define	NUIDHASH(sock, uid) \
-	(&(sock)->ns_uidhashtbl[(uid) % NFS_UIDHASHSIZ])
-#ifndef NFS_WDELAYHASHSIZ
-#define	NFS_WDELAYHASHSIZ 16	/* and with this */
-#endif
-#define	NWDELAYHASH(sock, f) \
-	(&(sock)->ns_wdelayhashtbl[(*((u_long *)(f))) % NFS_WDELAYHASHSIZ])
-#ifndef NFS_MUIDHASHSIZ
-#define NFS_MUIDHASHSIZ	63	/* Tune the size of nfsmount with this */
-#endif
-#define	NMUIDHASH(nmp, uid) \
-	(&(nmp)->nm_uidhashtbl[(uid) % NFS_MUIDHASHSIZ])
-#define	NFSNOHASH(fhsum) \
-	(&nfsnodehashtbl[(fhsum) & nfsnodehash])
-
-/*
- * Network address hash list element
- */
-union nethostaddr {
-	u_long had_inetaddr;
-	struct mbuf *had_nam;
-};
-
-struct nfsuid {
-	TAILQ_ENTRY(nfsuid) nu_lru;	/* LRU chain */
-	LIST_ENTRY(nfsuid) nu_hash;	/* Hash list */
-	int		nu_flag;	/* Flags */
-	union nethostaddr nu_haddr;	/* Host addr. for dgram sockets */
-	struct ucred	nu_cr;		/* Cred uid mapped to */
-	int		nu_expire;	/* Expiry time (sec) */
-	struct timeval	nu_timestamp;	/* Kerb. timestamp */
-	u_long		nu_nickname;	/* Nickname on server */
-	NFSKERBKEY_T	nu_key;		/* and session key */
-};
-
-#define	nu_inetaddr	nu_haddr.had_inetaddr
-#define	nu_nam		nu_haddr.had_nam
-/* Bits for nu_flag */
-#define	NU_INETADDR	0x1
-#define NU_NAM		0x2
-#define NU_NETFAM(u)	(((u)->nu_flag & NU_INETADDR) ? AF_INET : AF_ISO)
-
-struct nfssvc_sock {
-	TAILQ_ENTRY(nfssvc_sock) ns_chain;	/* List of all nfssvc_sock's */
-	TAILQ_HEAD(, nfsuid) ns_uidlruhead;
-	struct file	*ns_fp;
-	struct socket	*ns_so;
-	struct mbuf	*ns_nam;
-	struct mbuf	*ns_raw;
-	struct mbuf	*ns_rawend;
-	struct mbuf	*ns_rec;
-	struct mbuf	*ns_recend;
-	struct mbuf	*ns_frag;
-	int		ns_flag;
-	int		ns_solock;
-	int		ns_cc;
-	int		ns_reclen;
-	int		ns_numuids;
-	u_long		ns_sref;
-	LIST_HEAD(, nfsrv_descript) ns_tq;	/* Write gather lists */
-	LIST_HEAD(, nfsuid) ns_uidhashtbl[NFS_UIDHASHSIZ];
-	LIST_HEAD(nfsrvw_delayhash, nfsrv_descript) ns_wdelayhashtbl[NFS_WDELAYHASHSIZ];
-};
-
-/* Bits for "ns_flag" */
-#define	SLP_VALID	0x01
-#define	SLP_DOREC	0x02
-#define	SLP_NEEDQ	0x04
-#define	SLP_DISCONN	0x08
-#define	SLP_GETSTREAM	0x10
-#define	SLP_LASTFRAG	0x20
-#define SLP_ALLFLAGS	0xff
-
-extern TAILQ_HEAD(nfssvc_sockhead, nfssvc_sock) nfssvc_sockhead;
-extern int nfssvc_sockhead_flag;
-#define	SLP_INIT	0x01
-#define	SLP_WANTINIT	0x02
-
-/*
- * One of these structures is allocated for each nfsd.
- */
-struct nfsd {
-	TAILQ_ENTRY(nfsd) nfsd_chain;	/* List of all nfsd's */
-	int		nfsd_flag;	/* NFSD_ flags */
-	struct nfssvc_sock *nfsd_slp;	/* Current socket */
-	int		nfsd_authlen;	/* Authenticator len */
-	u_char		nfsd_authstr[RPCAUTH_MAXSIZ]; /* Authenticator data */
-	int		nfsd_verflen;	/* and the Verifier */
-	u_char		nfsd_verfstr[RPCVERF_MAXSIZ];
-	struct proc	*nfsd_procp;	/* Proc ptr */
-	struct nfsrv_descript *nfsd_nd;	/* Associated nfsrv_descript */
-};
-
-/* Bits for "nfsd_flag" */
-#define	NFSD_WAITING	0x01
-#define	NFSD_REQINPROG	0x02
-#define	NFSD_NEEDAUTH	0x04
-#define	NFSD_AUTHFAIL	0x08
-
-/*
- * This structure is used by the server for describing each request.
- * Some fields are used only when write request gathering is performed.
- */
-struct nfsrv_descript {
-	u_quad_t		nd_time;	/* Write deadline (usec) */
-	off_t			nd_off;		/* Start byte offset */
-	off_t			nd_eoff;	/* and end byte offset */
-	LIST_ENTRY(nfsrv_descript) nd_hash;	/* Hash list */
-	LIST_ENTRY(nfsrv_descript) nd_tq;		/* and timer list */
-	LIST_HEAD(,nfsrv_descript) nd_coalesce;	/* coalesced writes */
-	struct mbuf		*nd_mrep;	/* Request mbuf list */
-	struct mbuf		*nd_md;		/* Current dissect mbuf */
-	struct mbuf		*nd_mreq;	/* Reply mbuf list */
-	struct mbuf		*nd_nam;	/* and socket addr */
-	struct mbuf		*nd_nam2;	/* return socket addr */
-	caddr_t			nd_dpos;	/* Current dissect pos */
-	int			nd_procnum;	/* RPC # */
-	int			nd_stable;	/* storage type */
-	int			nd_flag;	/* nd_flag */
-	int			nd_len;		/* Length of this write */
-	int			nd_repstat;	/* Reply status */
-	u_long			nd_retxid;	/* Reply xid */
-	u_long			nd_duration;	/* Lease duration */
-	struct timeval		nd_starttime;	/* Time RPC initiated */
-	fhandle_t		nd_fh;		/* File handle */
-	struct ucred		nd_cr;		/* Credentials */
-};
-
-/* Bits for "nd_flag" */
-#define	ND_READ		LEASE_READ
-#define ND_WRITE	LEASE_WRITE
-#define ND_CHECK	0x04
-#define ND_LEASE	(ND_READ | ND_WRITE | ND_CHECK)
-#define ND_NFSV3	0x08
-#define ND_NQNFS	0x10
-#define ND_KERBNICK	0x20
-#define ND_KERBFULL	0x40
-#define ND_KERBAUTH	(ND_KERBNICK | ND_KERBFULL)
-
-extern TAILQ_HEAD(nfsd_head, nfsd) nfsd_head;
-extern int nfsd_head_flag;
-#define	NFSD_CHECKSLP	0x01
-
-/*
- * These macros compare nfsrv_descript structures.
- */
-#define NFSW_CONTIG(o, n) \
-		((o)->nd_eoff >= (n)->nd_off && \
-		 !bcmp((caddr_t)&(o)->nd_fh, (caddr_t)&(n)->nd_fh, NFSX_V3FH))
-
-#define NFSW_SAMECRED(o, n) \
-	(((o)->nd_flag & ND_KERBAUTH) == ((n)->nd_flag & ND_KERBAUTH) && \
- 	 !bcmp((caddr_t)&(o)->nd_cr, (caddr_t)&(n)->nd_cr, \
-		sizeof (struct ucred)))
-
-int	nfs_reply __P((struct nfsreq *));
-int	nfs_getreq __P((struct nfsrv_descript *,struct nfsd *,int));
-int	nfs_send __P((struct socket *,struct mbuf *,struct mbuf *,struct nfsreq *));
-int	nfs_rephead __P((int,struct nfsrv_descript *,struct nfssvc_sock *,int,int,u_quad_t *,struct mbuf **,struct mbuf **,caddr_t *));
-int	nfs_sndlock __P((int *,struct nfsreq *));
-void	nfs_sndunlock __P((int *flagp));
-int	nfs_disct __P((struct mbuf **,caddr_t *,int,int,caddr_t *));
-int	nfs_vinvalbuf __P((struct vnode *,int,struct ucred *,struct proc *,int));
-int	nfs_readrpc __P((struct vnode *,struct uio *,struct ucred *));
-int	nfs_writerpc __P((struct vnode *,struct uio *,struct ucred *,int *,int *));
-int	nfs_readdirrpc __P((register struct vnode *,struct uio *,struct ucred *));
-int	nfs_asyncio __P((struct buf *,struct ucred *));
-int	nfs_doio __P((struct buf *,struct ucred *,struct proc *));
-int	nfs_readlinkrpc __P((struct vnode *,struct uio *,struct ucred *));
-int	nfs_sigintr __P((struct nfsmount *,struct nfsreq *r,struct proc *));
-int	nfs_readdirplusrpc __P((struct vnode *,register struct uio *,struct ucred *));
-int	nfsm_disct __P((struct mbuf **,caddr_t *,int,int,caddr_t *));
-void	nfsm_srvfattr __P((struct nfsrv_descript *,struct vattr *,struct nfs_fattr *));
-void	nfsm_srvwcc __P((struct nfsrv_descript *,int,struct vattr *,int,struct vattr *,struct mbuf **,char **));
-void	nfsm_srvpostopattr __P((struct nfsrv_descript *,int,struct vattr *,struct mbuf **,char **));
-int	netaddr_match __P((int,union nethostaddr *,struct mbuf *));
-int	nfs_request __P((struct vnode *,struct mbuf *,int,struct proc *,struct ucred *,struct mbuf **,struct mbuf **,caddr_t *));
-int	nfs_loadattrcache __P((struct vnode **,struct mbuf **,caddr_t *,struct vattr *));
-int	nfs_namei __P((struct nameidata *,fhandle_t *,int,struct nfssvc_sock *,struct mbuf *,struct mbuf **,caddr_t *,struct vnode **,struct proc *,int));
-void	nfsm_adj __P((struct mbuf *,int,int));
-int	nfsm_mbuftouio __P((struct mbuf **,struct uio *,int,caddr_t *));
-void	nfsrv_initcache __P((void));
-int	nfs_getauth __P((struct nfsmount *,struct nfsreq *,struct ucred *,char **,int *,char *,int *,NFSKERBKEY_T));
-int	nfs_getnickauth __P((struct nfsmount *,struct ucred *,char **,int *,char *,int));
-int	nfs_savenickauth __P((struct nfsmount *,struct ucred *,int,NFSKERBKEY_T,struct mbuf **,char **,struct mbuf *));
-int	nfs_adv __P((struct mbuf **,caddr_t *,int,int));
-void	nfs_nhinit __P((void));
-void	nfs_timer __P((void*));
-u_long nfs_hash __P((nfsfh_t *,int));
-void	nfsrv_slpderef __P((struct nfssvc_sock *slp));
-int	nfsrv_dorec __P((struct nfssvc_sock *,struct nfsd *,struct nfsrv_descript **));
-void	nfsrv_cleancache __P((void));
-int	nfsrv_getcache __P((struct nfsrv_descript *,struct nfssvc_sock *,struct mbuf **));
-int	nfs_init __P((void));
-void	nfsrv_updatecache __P((struct nfsrv_descript *,int,struct mbuf *));
-int	nfs_connect __P((struct nfsmount *,struct nfsreq *));
-void	nfs_disconnect __P((struct nfsmount *nmp));
-int	nfs_getattrcache __P((struct vnode *,struct vattr *));
-int	nfsm_strtmbuf __P((struct mbuf **,char **,char *,long));
-int	nfs_bioread __P((struct vnode *,struct uio *,int,struct ucred *, int getpages));
-int	nfsm_uiotombuf __P((struct uio *,struct mbuf **,int,caddr_t *));
-void	nfsrv_init __P((int));
-void	nfs_clearcommit __P((struct mount *));
-int	nfsrv_errmap __P((struct nfsrv_descript *, int));
-void	nfsrv_rcv __P((struct socket *so, caddr_t arg, int waitflag));
-void	nfsrvw_sort __P((gid_t [],int));
-void	nfsrv_setcred __P((struct ucred *,struct ucred *));
-int	nfs_writebp __P((struct buf *,int));
-int	nfsrv_object_create __P(( struct vnode * ));
-void	nfsrv_wakenfsd __P((struct nfssvc_sock *slp));
-int	nfsrv_writegather __P((struct nfsrv_descript **, struct nfssvc_sock *,
-			       struct proc *, struct mbuf **));
-int	nfs_fsinfo __P((struct nfsmount *, struct vnode *, struct ucred *,
-			struct proc *p));
-
-int	nfsrv3_access __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			   struct proc *procp, struct mbuf **mrq));
-int	nfsrv_commit __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_create __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_fhtovp __P((fhandle_t *,int,struct vnode **,
-			struct ucred *,struct nfssvc_sock *,struct mbuf *,
-			int *,int));
-int	nfsrv_fsinfo __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_getattr __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			   struct proc *procp, struct mbuf **mrq));
-int	nfsrv_link __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			struct proc *procp, struct mbuf **mrq));
-int	nfsrv_lookup __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_mkdir __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			 struct proc *procp, struct mbuf **mrq));
-int	nfsrv_mknod __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			 struct proc *procp, struct mbuf **mrq));
-int	nfsrv_noop __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			struct proc *procp, struct mbuf **mrq));
-int	nfsrv_null __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			struct proc *procp, struct mbuf **mrq));
-int	nfsrv_pathconf __P((struct nfsrv_descript *nfsd,
-			    struct nfssvc_sock *slp, struct proc *procp,
-			    struct mbuf **mrq));
-int	nfsrv_read __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			struct proc *procp, struct mbuf **mrq));
-int	nfsrv_readdir __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			   struct proc *procp, struct mbuf **mrq));
-int	nfsrv_readdirplus __P((struct nfsrv_descript *nfsd,
-			       struct nfssvc_sock *slp, struct proc *procp,
-			       struct mbuf **mrq));
-int	nfsrv_readlink __P((struct nfsrv_descript *nfsd,
-			    struct nfssvc_sock *slp, struct proc *procp,
-			    struct mbuf **mrq));
-int	nfsrv_remove __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_rename __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_rmdir __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			 struct proc *procp, struct mbuf **mrq));
-int	nfsrv_setattr __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			   struct proc *procp, struct mbuf **mrq));
-int	nfsrv_statfs __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			  struct proc *procp, struct mbuf **mrq));
-int	nfsrv_symlink __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			   struct proc *procp, struct mbuf **mrq));
-int	nfsrv_write __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp,
-			 struct proc *procp, struct mbuf **mrq));
-
-#ifdef NFS_DEBUG
-
-extern int nfs_debug;
-#define NFS_DEBUG_ASYNCIO	1 /* asynchronous i/o */
-#define NFS_DEBUG_WG		2 /* server write gathering */
-#define NFS_DEBUG_RC		4 /* server request caching */
-
-#define NFS_DPF(cat, args)					\
-	do {							\
-		if (nfs_debug & NFS_DEBUG_##cat) printf args;	\
-	} while (0)
-
-#else
-
-#define NFS_DPF(cat, args)
-
-#endif
-
-#endif	/* _KERNEL */
-
-#endif
