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nfs_var.h revision 1.12
      1 /*	$NetBSD: nfs_var.h,v 1.12 1998/01/30 22:44:14 fvdl Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Christos Zoulas.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Christos Zoulas.
     17  * 4. The name of the author may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /*
     33  * XXX needs <nfs/rpcv2.h> and <nfs/nfs.h> because of typedefs
     34  */
     35 
     36 struct vnode;
     37 struct uio;
     38 struct ucred;
     39 struct proc;
     40 struct buf;
     41 struct nfs_diskless;
     42 struct sockaddr_in;
     43 struct nfs_dlmount;
     44 struct vnode;
     45 struct nfsd;
     46 struct mbuf;
     47 struct file;
     48 struct nqlease;
     49 struct nqhost;
     50 struct nfssvc_sock;
     51 struct nfsmount;
     52 struct socket;
     53 struct nfsreq;
     54 struct vattr;
     55 struct nameidata;
     56 struct nfsnode;
     57 struct sillyrename;
     58 struct componentname;
     59 struct nfsd_srvargs;
     60 struct nfsrv_descript;
     61 struct nfs_fattr;
     62 struct nfsdircache;
     63 
     64 /* nfs_bio.c */
     65 int nfs_bioread __P((struct vnode *, struct uio *, int, struct ucred *, int));
     66 struct buf *nfs_getcacheblk __P((struct vnode *, daddr_t, int, struct proc *));
     67 int nfs_vinvalbuf __P((struct vnode *, int, struct ucred *, struct proc *,
     68 		       int));
     69 int nfs_asyncio __P((struct buf *, struct ucred *));
     70 int nfs_doio __P((struct buf *, struct ucred *, struct proc *));
     71 
     72 /* nfs_boot.c */
     73 /* see nfsdiskless.h */
     74 
     75 /* nfs_node.c */
     76 void nfs_nhinit __P((void));
     77 u_long nfs_hash __P((nfsfh_t *, int));
     78 int nfs_nget __P((struct mount *, nfsfh_t *, int, struct nfsnode **));
     79 
     80 /* nfs_vnops.c */
     81 int nfs_null __P((struct vnode *, struct ucred *, struct proc *));
     82 int nfs_setattrrpc __P((struct vnode *, struct vattr *, struct ucred *,
     83 			struct proc *));
     84 int nfs_readlinkrpc __P((struct vnode *, struct uio *, struct ucred *));
     85 int nfs_readrpc __P((struct vnode *, struct uio *, struct ucred *));
     86 int nfs_writerpc __P((struct vnode *, struct uio *, struct ucred *, int *,
     87 		      int *));
     88 int nfs_mknodrpc __P((struct vnode *, struct vnode **, struct componentname *,
     89 		      struct vattr *));
     90 int nfs_removeit __P((struct sillyrename *));
     91 int nfs_removerpc __P((struct vnode *, const char *, int, struct ucred *,
     92 		       struct proc *));
     93 int nfs_renameit __P((struct vnode *, struct componentname *,
     94 		      struct sillyrename *));
     95 int nfs_renamerpc __P((struct vnode *, const char *, int, struct vnode *,
     96 		       const char *, int, struct ucred *, struct proc *));
     97 int nfs_readdirrpc __P((struct vnode *, struct uio *, struct ucred *));
     98 int nfs_readdirplusrpc __P((struct vnode *, struct uio *, struct ucred *));
     99 int nfs_sillyrename __P((struct vnode *, struct vnode *,
    100 			 struct componentname *));
    101 int nfs_lookitup __P((struct vnode *, const char *, int, struct ucred *,
    102 		      struct proc *, struct nfsnode **));
    103 int nfs_commit __P((struct vnode *, u_quad_t, int, struct ucred *,
    104 		    struct proc *));
    105 int nfs_flush __P((struct vnode *, struct ucred *, int, struct proc *, int));
    106 int nfs_writebp __P((struct buf *, int));
    107 
    108 /* nfs_nqlease.c */
    109 void nqnfs_lease_updatetime __P((int));
    110 void nqnfs_clientlease __P((struct nfsmount *, struct nfsnode *, int, int,
    111 			    time_t, u_quad_t));
    112 void nqsrv_locklease __P((struct nqlease *));
    113 void nqsrv_unlocklease __P((struct nqlease *));
    114 int nqsrv_getlease __P((struct vnode *, u_int32_t *, int, struct nfssvc_sock *,
    115 			struct proc *, struct mbuf *, int *, u_quad_t *,
    116 			struct ucred *));
    117 int nqnfs_vop_lease_check __P((void *));
    118 void nqsrv_addhost __P((struct nqhost *, struct nfssvc_sock *, struct mbuf *));
    119 void nqsrv_instimeq __P((struct nqlease *, u_int32_t));
    120 int nqsrv_cmpnam __P((struct nfssvc_sock *, struct mbuf *, struct nqhost *));
    121 void nqsrv_send_eviction __P((struct vnode *, struct nqlease *,
    122 			      struct nfssvc_sock *, struct mbuf *,
    123 			      struct ucred *));
    124 void nqsrv_waitfor_expiry __P((struct nqlease *));
    125 void nqnfs_serverd __P((void));
    126 int nqnfsrv_getlease __P((struct nfsrv_descript *, struct nfssvc_sock *,
    127 			  struct proc *, struct mbuf **));
    128 int nqnfsrv_vacated __P((struct nfsrv_descript *, struct nfssvc_sock *,
    129 			 struct proc *, struct mbuf **));
    130 int nqnfs_getlease __P((struct vnode *, int, struct ucred *, struct proc *));
    131 int nqnfs_vacated __P((struct vnode *, struct ucred *));
    132 int nqnfs_callback __P((struct nfsmount *, struct mbuf *, struct mbuf *,
    133 			caddr_t));
    134 
    135 /* nfs_serv.c */
    136 int nfsrv3_access __P((struct nfsrv_descript *, struct nfssvc_sock *,
    137 		       struct proc *, struct mbuf **));
    138 int nfsrv_getattr __P((struct nfsrv_descript *, struct nfssvc_sock *,
    139 		       struct proc *, struct mbuf **));
    140 int nfsrv_setattr __P((struct nfsrv_descript *, struct nfssvc_sock *,
    141 		       struct proc *, struct mbuf **));
    142 int nfsrv_lookup __P((struct nfsrv_descript *, struct nfssvc_sock *,
    143 		      struct proc *, struct mbuf **));
    144 int nfsrv_readlink __P((struct nfsrv_descript *, struct nfssvc_sock *,
    145 			struct proc *, struct mbuf **));
    146 int nfsrv_read __P((struct nfsrv_descript *, struct nfssvc_sock *,
    147 		    struct proc *, struct mbuf **));
    148 int nfsrv_write __P((struct nfsrv_descript *, struct nfssvc_sock *,
    149 		     struct proc *, struct mbuf **));
    150 int nfsrv_writegather __P((struct nfsrv_descript **, struct nfssvc_sock *,
    151 			   struct proc *, struct mbuf **));
    152 void nfsrvw_coalesce __P((struct nfsrv_descript *, struct nfsrv_descript *));
    153 int nfsrv_create __P((struct nfsrv_descript *, struct nfssvc_sock *,
    154 		      struct proc *, struct mbuf **));
    155 int nfsrv_mknod __P((struct nfsrv_descript *, struct nfssvc_sock *,
    156 		     struct proc *, struct mbuf **));
    157 int nfsrv_remove __P((struct nfsrv_descript *, struct nfssvc_sock *,
    158 		      struct proc *, struct mbuf **));
    159 int nfsrv_rename __P((struct nfsrv_descript *, struct nfssvc_sock *,
    160 		      struct proc *, struct mbuf **));
    161 int nfsrv_link __P((struct nfsrv_descript *, struct nfssvc_sock *,
    162 		    struct proc *, struct mbuf **));
    163 int nfsrv_symlink __P((struct nfsrv_descript *, struct nfssvc_sock *,
    164 		       struct proc *, struct mbuf **));
    165 int nfsrv_mkdir __P((struct nfsrv_descript *, struct nfssvc_sock *,
    166 		     struct proc *, struct mbuf **));
    167 int nfsrv_rmdir __P((struct nfsrv_descript *, struct nfssvc_sock *,
    168 		     struct proc *, struct mbuf **));
    169 int nfsrv_readdir __P((struct nfsrv_descript *, struct nfssvc_sock *,
    170 		       struct proc *, struct mbuf **));
    171 int nfsrv_readdirplus __P((struct nfsrv_descript *, struct nfssvc_sock *,
    172 			   struct proc *, struct mbuf **));
    173 int nfsrv_commit __P((struct nfsrv_descript *, struct nfssvc_sock *,
    174 		      struct proc *, struct mbuf **));
    175 int nfsrv_statfs __P((struct nfsrv_descript *, struct nfssvc_sock *,
    176 		      struct proc *, struct mbuf **));
    177 int nfsrv_fsinfo __P((struct nfsrv_descript *, struct nfssvc_sock *,
    178 		      struct proc *, struct mbuf **));
    179 int nfsrv_pathconf __P((struct nfsrv_descript *, struct nfssvc_sock *,
    180 		        struct proc *, struct mbuf **));
    181 int nfsrv_null __P((struct nfsrv_descript *, struct nfssvc_sock *,
    182 		    struct proc *, struct mbuf **));
    183 int nfsrv_noop __P((struct nfsrv_descript *, struct nfssvc_sock *,
    184 		    struct proc *, struct mbuf **));
    185 int nfsrv_access __P((struct vnode *, int, struct ucred *, int, struct proc *,
    186 		      int));
    187 
    188 /* nfs_socket.c */
    189 int nfs_connect __P((struct nfsmount *, struct nfsreq *));
    190 int nfs_reconnect __P((struct nfsreq *));
    191 void nfs_disconnect __P((struct nfsmount *));
    192 void nfs_safedisconnect __P((struct nfsmount *));
    193 int nfs_send __P((struct socket *, struct mbuf *, struct mbuf *,
    194 		  struct nfsreq *));
    195 int nfs_receive __P((struct nfsreq *, struct mbuf **, struct mbuf **));
    196 int nfs_reply __P((struct nfsreq *));
    197 int nfs_request __P((struct vnode *, struct mbuf *, int, struct proc *,
    198 		     struct ucred *, struct mbuf **, struct mbuf **,
    199 		     caddr_t *));
    200 int nfs_rephead __P((int, struct nfsrv_descript *, struct nfssvc_sock *,
    201 		     int, int, u_quad_t *, struct mbuf **, struct mbuf **,			     caddr_t *));
    202 void nfs_timer __P((void *));
    203 int nfs_sigintr __P((struct nfsmount *, struct nfsreq *, struct proc *));
    204 int nfs_sndlock __P((int *, struct nfsreq *));
    205 void nfs_sndunlock __P((int *));
    206 int nfs_rcvlock __P((struct nfsreq *));
    207 void nfs_rcvunlock __P((int *));
    208 int nfs_getreq __P((struct nfsrv_descript *, struct nfsd *, int));
    209 int nfs_msg __P((struct proc *, char *, char *));
    210 void nfsrv_rcv __P((struct socket *, caddr_t, int));
    211 int nfsrv_getstream __P((struct nfssvc_sock *, int));
    212 int nfsrv_dorec __P((struct nfssvc_sock *, struct nfsd *,
    213 		     struct nfsrv_descript **));
    214 void nfsrv_wakenfsd __P((struct nfssvc_sock *));
    215 
    216 /* nfs_srvcache.c */
    217 void nfsrv_initcache __P((void ));
    218 int nfsrv_getcache __P((struct nfsrv_descript *, struct nfssvc_sock *,
    219 			struct mbuf **));
    220 void nfsrv_updatecache __P((struct nfsrv_descript *, int, struct mbuf *));
    221 void nfsrv_cleancache __P((void));
    222 
    223 /* nfs_subs.c */
    224 struct mbuf *nfsm_reqh __P((struct vnode *, u_long, int, caddr_t *));
    225 struct mbuf *nfsm_rpchead __P((struct ucred *, int, int, int, int, char *, int,
    226 			       char *, struct mbuf *, int, struct mbuf **,
    227 			       u_int32_t *));
    228 int nfsm_mbuftouio __P((struct mbuf **, struct uio *, int, caddr_t *));
    229 int nfsm_uiotombuf __P((struct uio *, struct mbuf **, int, caddr_t *));
    230 int nfsm_disct __P((struct mbuf **, caddr_t *, int, int, caddr_t *));
    231 int nfs_adv __P((struct mbuf **, caddr_t *, int, int));
    232 int nfsm_strtmbuf __P((struct mbuf **, char **, const char *, long));
    233 u_long nfs_dirhash __P((off_t));
    234 void nfs_initdircache __P((struct vnode *));
    235 struct nfsdircache *nfs_searchdircache __P((struct vnode *, off_t, int, int *));
    236 struct nfsdircache *nfs_enterdircache __P((struct vnode *, off_t, off_t,						   daddr_t, int));
    237 void nfs_invaldircache __P((struct vnode *, int));
    238 void nfs_init __P((void));
    239 int nfsm_loadattrcache __P((struct vnode **, struct mbuf **, caddr_t *,
    240 			   struct vattr *));
    241 int nfs_loadattrcache __P((struct vnode **, struct nfs_fattr *,
    242 			   struct vattr *));
    243 int nfs_getattrcache __P((struct vnode *, struct vattr *));
    244 int nfs_namei __P((struct nameidata *, fhandle_t *, int, struct nfssvc_sock *,
    245 		   struct mbuf *, struct mbuf **, caddr_t *, struct vnode **,
    246 		   struct proc *, int, int));
    247 void nfsm_adj __P((struct mbuf *, int, int));
    248 void nfsm_srvwcc __P((struct nfsrv_descript *, int, struct vattr *, int,
    249 		      struct vattr *, struct mbuf **, char **));
    250 void nfsm_srvpostopattr __P((struct nfsrv_descript *, int, struct vattr *,
    251 			     struct mbuf **, char **));
    252 void nfsm_srvfattr __P((struct nfsrv_descript *, struct vattr *,
    253 			struct nfs_fattr *));
    254 int nfsrv_fhtovp __P((fhandle_t *, int, struct vnode **, struct ucred *,
    255 		      struct nfssvc_sock *, struct mbuf *, int *, int, int));
    256 int nfsrv_setpublicfs __P((struct mount *, struct netexport *,
    257 			   struct export_args *));
    258 int nfs_ispublicfh __P((fhandle_t *));
    259 int netaddr_match __P((int, union nethostaddr *, struct mbuf *));
    260 void nfs_clearcommit __P((struct mount *));
    261 int nfsrv_errmap __P((struct nfsrv_descript *, int));
    262 void nfsrvw_sort __P((gid_t *, int));
    263 void nfsrv_setcred __P((struct ucred *, struct ucred *));
    264 void nfs_cookieheuristic __P((struct vnode *, int *, struct proc *,
    265 			      struct ucred *));
    266 
    267 /* nfs_syscalls.c */
    268 int sys_getfh __P((struct proc *, void *, register_t *));
    269 int sys_nfssvc __P((struct proc *, void *, register_t *));
    270 int nfssvc_addsock __P((struct file *, struct mbuf *));
    271 int nfssvc_nfsd __P((struct nfsd_srvargs *, caddr_t, struct proc *));
    272 void nfsrv_zapsock __P((struct nfssvc_sock *));
    273 void nfsrv_slpderef __P((struct nfssvc_sock *));
    274 void nfsrv_init __P((int));
    275 int nfssvc_iod __P((struct proc *));
    276 int nfs_getauth __P((struct nfsmount *, struct nfsreq *, struct ucred *,
    277 		     char **, int *, char *, int *, NFSKERBKEY_T));
    278 int nfs_getnickauth __P((struct nfsmount *, struct ucred *, char **, int *,
    279 			 char *, int));
    280 int nfs_savenickauth __P((struct nfsmount *, struct ucred *, int, NFSKERBKEY_T,
    281 			  struct mbuf **, char **, struct mbuf *));
    282