1 /* $NetBSD: nfs_var.h,v 1.38 2003/06/09 13:10:32 yamt Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * XXX needs <nfs/rpcv2.h> and <nfs/nfs.h> because of typedefs 41 */ 42 43 #ifdef _KERNEL 44 #include <sys/mallocvar.h> 45 #include <sys/pool.h> 46 47 MALLOC_DECLARE(M_NFSREQ); 48 MALLOC_DECLARE(M_NFSMNT); 49 MALLOC_DECLARE(M_NFSUID); 50 MALLOC_DECLARE(M_NFSD); 51 MALLOC_DECLARE(M_NFSDIROFF); 52 MALLOC_DECLARE(M_NFSBIGFH); 53 MALLOC_DECLARE(M_NQLEASE); 54 extern struct pool nfs_srvdesc_pool; 55 56 struct vnode; 57 struct uio; 58 struct ucred; 59 struct proc; 60 struct buf; 61 struct nfs_diskless; 62 struct sockaddr_in; 63 struct nfs_dlmount; 64 struct vnode; 65 struct nfsd; 66 struct mbuf; 67 struct file; 68 struct nqlease; 69 struct nqhost; 70 struct nfssvc_sock; 71 struct nfsmount; 72 struct socket; 73 struct nfsreq; 74 struct vattr; 75 struct nameidata; 76 struct nfsnode; 77 struct sillyrename; 78 struct componentname; 79 struct nfsd_srvargs; 80 struct nfsrv_descript; 81 struct nfs_fattr; 82 struct nfsdircache; 83 union nethostaddr; 84 85 /* nfs_bio.c */ 86 int nfs_bioread __P((struct vnode *, struct uio *, int, struct ucred *, int)); 87 struct buf *nfs_getcacheblk __P((struct vnode *, daddr_t, int, struct proc *)); 88 int nfs_vinvalbuf __P((struct vnode *, int, struct ucred *, struct proc *, 89 int)); 90 int nfs_asyncio __P((struct buf *)); 91 int nfs_doio __P((struct buf *, struct proc *)); 92 93 /* nfs_boot.c */ 94 /* see nfsdiskless.h */ 95 96 /* nfs_kq.c */ 97 void nfs_kqinit __P((void)); 98 99 /* nfs_node.c */ 100 void nfs_nhinit __P((void)); 101 void nfs_nhreinit __P((void)); 102 void nfs_nhdone __P((void)); 103 int nfs_nget __P((struct mount *, nfsfh_t *, int, struct nfsnode **)); 104 105 /* nfs_vnops.c */ 106 int nfs_null __P((struct vnode *, struct ucred *, struct proc *)); 107 int nfs_setattrrpc __P((struct vnode *, struct vattr *, struct ucred *, 108 struct proc *)); 109 int nfs_readlinkrpc __P((struct vnode *, struct uio *, struct ucred *)); 110 int nfs_readrpc __P((struct vnode *, struct uio *)); 111 int nfs_writerpc __P((struct vnode *, struct uio *, int *, boolean_t, 112 boolean_t *)); 113 int nfs_mknodrpc __P((struct vnode *, struct vnode **, struct componentname *, 114 struct vattr *)); 115 int nfs_removeit __P((struct sillyrename *)); 116 int nfs_removerpc __P((struct vnode *, const char *, int, struct ucred *, 117 struct proc *)); 118 int nfs_renameit __P((struct vnode *, struct componentname *, 119 struct sillyrename *)); 120 int nfs_renamerpc __P((struct vnode *, const char *, int, struct vnode *, 121 const char *, int, struct ucred *, struct proc *)); 122 int nfs_readdirrpc __P((struct vnode *, struct uio *, struct ucred *)); 123 int nfs_readdirplusrpc __P((struct vnode *, struct uio *, struct ucred *)); 124 int nfs_sillyrename __P((struct vnode *, struct vnode *, 125 struct componentname *)); 126 int nfs_lookitup __P((struct vnode *, const char *, int, struct ucred *, 127 struct proc *, struct nfsnode **)); 128 int nfs_commit __P((struct vnode *, off_t, uint32_t, struct proc *)); 129 int nfs_flush __P((struct vnode *, struct ucred *, int, struct proc *, int)); 130 131 /* nfs_nqlease.c */ 132 void nqnfs_lease_updatetime __P((int)); 133 void nqnfs_clientlease __P((struct nfsmount *, struct nfsnode *, int, int, 134 time_t, u_quad_t)); 135 void nqsrv_locklease __P((struct nqlease *)); 136 void nqsrv_unlocklease __P((struct nqlease *)); 137 int nqsrv_getlease __P((struct vnode *, u_int32_t *, int, struct nfssvc_sock *, 138 struct proc *, struct mbuf *, int *, u_quad_t *, 139 struct ucred *)); 140 void nqsrv_addhost __P((struct nqhost *, struct nfssvc_sock *, struct mbuf *)); 141 void nqsrv_instimeq __P((struct nqlease *, u_int32_t)); 142 int nqsrv_cmpnam __P((struct nfssvc_sock *, struct mbuf *, struct nqhost *)); 143 void nqsrv_send_eviction __P((struct vnode *, struct nqlease *, 144 struct nfssvc_sock *, struct mbuf *, 145 struct ucred *)); 146 void nqsrv_waitfor_expiry __P((struct nqlease *)); 147 void nqnfs_serverd __P((void)); 148 int nqnfsrv_getlease __P((struct nfsrv_descript *, struct nfssvc_sock *, 149 struct proc *, struct mbuf **)); 150 int nqnfsrv_vacated __P((struct nfsrv_descript *, struct nfssvc_sock *, 151 struct proc *, struct mbuf **)); 152 int nqnfs_getlease __P((struct vnode *, int, struct ucred *, struct proc *)); 153 int nqnfs_vacated __P((struct vnode *, struct ucred *)); 154 int nqnfs_callback __P((struct nfsmount *, struct mbuf *, struct mbuf *, 155 caddr_t)); 156 157 /* nfs_serv.c */ 158 int nfsrv3_access __P((struct nfsrv_descript *, struct nfssvc_sock *, 159 struct proc *, struct mbuf **)); 160 int nfsrv_getattr __P((struct nfsrv_descript *, struct nfssvc_sock *, 161 struct proc *, struct mbuf **)); 162 int nfsrv_setattr __P((struct nfsrv_descript *, struct nfssvc_sock *, 163 struct proc *, struct mbuf **)); 164 int nfsrv_lookup __P((struct nfsrv_descript *, struct nfssvc_sock *, 165 struct proc *, struct mbuf **)); 166 int nfsrv_readlink __P((struct nfsrv_descript *, struct nfssvc_sock *, 167 struct proc *, struct mbuf **)); 168 int nfsrv_read __P((struct nfsrv_descript *, struct nfssvc_sock *, 169 struct proc *, struct mbuf **)); 170 int nfsrv_write __P((struct nfsrv_descript *, struct nfssvc_sock *, 171 struct proc *, struct mbuf **)); 172 int nfsrv_writegather __P((struct nfsrv_descript **, struct nfssvc_sock *, 173 struct proc *, struct mbuf **)); 174 void nfsrvw_coalesce __P((struct nfsrv_descript *, struct nfsrv_descript *)); 175 int nfsrv_create __P((struct nfsrv_descript *, struct nfssvc_sock *, 176 struct proc *, struct mbuf **)); 177 int nfsrv_mknod __P((struct nfsrv_descript *, struct nfssvc_sock *, 178 struct proc *, struct mbuf **)); 179 int nfsrv_remove __P((struct nfsrv_descript *, struct nfssvc_sock *, 180 struct proc *, struct mbuf **)); 181 int nfsrv_rename __P((struct nfsrv_descript *, struct nfssvc_sock *, 182 struct proc *, struct mbuf **)); 183 int nfsrv_link __P((struct nfsrv_descript *, struct nfssvc_sock *, 184 struct proc *, struct mbuf **)); 185 int nfsrv_symlink __P((struct nfsrv_descript *, struct nfssvc_sock *, 186 struct proc *, struct mbuf **)); 187 int nfsrv_mkdir __P((struct nfsrv_descript *, struct nfssvc_sock *, 188 struct proc *, struct mbuf **)); 189 int nfsrv_rmdir __P((struct nfsrv_descript *, struct nfssvc_sock *, 190 struct proc *, struct mbuf **)); 191 int nfsrv_readdir __P((struct nfsrv_descript *, struct nfssvc_sock *, 192 struct proc *, struct mbuf **)); 193 int nfsrv_readdirplus __P((struct nfsrv_descript *, struct nfssvc_sock *, 194 struct proc *, struct mbuf **)); 195 int nfsrv_commit __P((struct nfsrv_descript *, struct nfssvc_sock *, 196 struct proc *, struct mbuf **)); 197 int nfsrv_statfs __P((struct nfsrv_descript *, struct nfssvc_sock *, 198 struct proc *, struct mbuf **)); 199 int nfsrv_fsinfo __P((struct nfsrv_descript *, struct nfssvc_sock *, 200 struct proc *, struct mbuf **)); 201 int nfsrv_pathconf __P((struct nfsrv_descript *, struct nfssvc_sock *, 202 struct proc *, struct mbuf **)); 203 int nfsrv_null __P((struct nfsrv_descript *, struct nfssvc_sock *, 204 struct proc *, struct mbuf **)); 205 int nfsrv_noop __P((struct nfsrv_descript *, struct nfssvc_sock *, 206 struct proc *, struct mbuf **)); 207 int nfsrv_access __P((struct vnode *, int, struct ucred *, int, struct proc *, 208 int)); 209 210 /* nfs_socket.c */ 211 int nfs_connect __P((struct nfsmount *, struct nfsreq *)); 212 int nfs_reconnect __P((struct nfsreq *)); 213 void nfs_disconnect __P((struct nfsmount *)); 214 void nfs_safedisconnect __P((struct nfsmount *)); 215 int nfs_send __P((struct socket *, struct mbuf *, struct mbuf *, 216 struct nfsreq *)); 217 int nfs_receive __P((struct nfsreq *, struct mbuf **, struct mbuf **)); 218 int nfs_reply __P((struct nfsreq *)); 219 int nfs_request __P((struct nfsnode *, struct mbuf *, int, struct proc *, 220 struct ucred *, struct mbuf **, struct mbuf **, 221 caddr_t *)); 222 int nfs_rephead __P((int, struct nfsrv_descript *, struct nfssvc_sock *, 223 int, int, u_quad_t *, struct mbuf **, struct mbuf **, caddr_t *)); 224 void nfs_timer __P((void *)); 225 int nfs_sigintr __P((struct nfsmount *, struct nfsreq *, struct proc *)); 226 int nfs_sndlock __P((int *, struct nfsreq *)); 227 void nfs_exit __P((struct proc *, void *)); 228 void nfs_sndunlock __P((int *)); 229 int nfs_rcvlock __P((struct nfsreq *)); 230 void nfs_rcvunlock __P((struct nfsmount *)); 231 int nfs_getreq __P((struct nfsrv_descript *, struct nfsd *, int)); 232 int nfs_msg __P((struct proc *, char *, char *)); 233 void nfsrv_rcv __P((struct socket *, caddr_t, int)); 234 int nfsrv_getstream __P((struct nfssvc_sock *, int)); 235 int nfsrv_dorec __P((struct nfssvc_sock *, struct nfsd *, 236 struct nfsrv_descript **)); 237 void nfsrv_wakenfsd __P((struct nfssvc_sock *)); 238 239 /* nfs_srvcache.c */ 240 void nfsrv_initcache __P((void )); 241 int nfsrv_getcache __P((struct nfsrv_descript *, struct nfssvc_sock *, 242 struct mbuf **)); 243 void nfsrv_updatecache __P((struct nfsrv_descript *, int, struct mbuf *)); 244 void nfsrv_cleancache __P((void)); 245 246 /* nfs_subs.c */ 247 struct mbuf *nfsm_reqh __P((struct nfsnode *, u_long, int, caddr_t *)); 248 struct mbuf *nfsm_rpchead __P((struct ucred *, int, int, int, int, char *, int, 249 char *, struct mbuf *, int, struct mbuf **, 250 u_int32_t *)); 251 int nfsm_mbuftouio __P((struct mbuf **, struct uio *, int, caddr_t *)); 252 int nfsm_uiotombuf __P((struct uio *, struct mbuf **, int, caddr_t *)); 253 int nfsm_disct __P((struct mbuf **, caddr_t *, int, int, caddr_t *)); 254 int nfs_adv __P((struct mbuf **, caddr_t *, int, int)); 255 int nfsm_strtmbuf __P((struct mbuf **, char **, const char *, long)); 256 u_long nfs_dirhash __P((off_t)); 257 void nfs_initdircache __P((struct vnode *)); 258 void nfs_initdirxlatecookie __P((struct vnode *)); 259 struct nfsdircache *nfs_searchdircache __P((struct vnode *, off_t, int, int *)); 260 struct nfsdircache *nfs_enterdircache __P((struct vnode *, off_t, off_t, int, daddr_t)); 261 void nfs_invaldircache __P((struct vnode *, int)); 262 void nfs_init __P((void)); 263 int nfsm_loadattrcache __P((struct vnode **, struct mbuf **, caddr_t *, 264 struct vattr *, int flags)); 265 int nfs_loadattrcache __P((struct vnode **, struct nfs_fattr *, 266 struct vattr *, int flags)); 267 int nfs_getattrcache __P((struct vnode *, struct vattr *)); 268 void nfs_delayedtruncate __P((struct vnode *)); 269 int nfs_namei __P((struct nameidata *, fhandle_t *, uint32_t, 270 struct nfssvc_sock *, struct mbuf *, struct mbuf **, 271 caddr_t *, struct vnode **, struct proc *, int, int)); 272 void nfs_zeropad __P((struct mbuf *, int, int)); 273 void nfsm_srvwcc __P((struct nfsrv_descript *, int, struct vattr *, int, 274 struct vattr *, struct mbuf **, char **)); 275 void nfsm_srvpostopattr __P((struct nfsrv_descript *, int, struct vattr *, 276 struct mbuf **, char **)); 277 void nfsm_srvfattr __P((struct nfsrv_descript *, struct vattr *, 278 struct nfs_fattr *)); 279 int nfsrv_fhtovp __P((fhandle_t *, int, struct vnode **, struct ucred *, 280 struct nfssvc_sock *, struct mbuf *, int *, int, int)); 281 int nfsrv_setpublicfs __P((struct mount *, struct netexport *, 282 struct export_args *)); 283 int nfs_ispublicfh __P((fhandle_t *)); 284 int netaddr_match __P((int, union nethostaddr *, struct mbuf *)); 285 286 /* flags for nfs_loadattrcache and friends */ 287 #define NAC_NOTRUNC 1 /* don't truncate file size */ 288 289 void nfs_clearcommit __P((struct mount *)); 290 void nfs_merge_commit_ranges __P((struct vnode *)); 291 int nfs_in_committed_range __P((struct vnode *, off_t, off_t)); 292 int nfs_in_tobecommitted_range __P((struct vnode *, off_t, off_t)); 293 void nfs_add_committed_range __P((struct vnode *, off_t, off_t)); 294 void nfs_del_committed_range __P((struct vnode *, off_t, off_t)); 295 void nfs_add_tobecommitted_range __P((struct vnode *, off_t, off_t)); 296 void nfs_del_tobecommitted_range __P((struct vnode *, off_t, off_t)); 297 298 int nfsrv_errmap __P((struct nfsrv_descript *, int)); 299 void nfsrvw_sort __P((gid_t *, int)); 300 void nfsrv_setcred __P((struct ucred *, struct ucred *)); 301 void nfs_cookieheuristic __P((struct vnode *, int *, struct proc *, 302 struct ucred *)); 303 304 /* nfs_syscalls.c */ 305 int sys_getfh __P((struct lwp *, void *, register_t *)); 306 int sys_nfssvc __P((struct lwp *, void *, register_t *)); 307 int nfssvc_addsock __P((struct file *, struct mbuf *)); 308 int nfssvc_nfsd __P((struct nfsd_srvargs *, caddr_t, struct lwp *)); 309 void nfsrv_zapsock __P((struct nfssvc_sock *)); 310 void nfsrv_slpderef __P((struct nfssvc_sock *)); 311 void nfsrv_init __P((int)); 312 int nfssvc_iod __P((struct lwp *)); 313 void nfs_iodinit __P((void)); 314 void start_nfsio __P((void *)); 315 void nfs_getset_niothreads __P((int)); 316 int nfs_getauth __P((struct nfsmount *, struct nfsreq *, struct ucred *, 317 char **, int *, char *, int *, NFSKERBKEY_T)); 318 int nfs_getnickauth __P((struct nfsmount *, struct ucred *, char **, int *, 319 char *, int)); 320 int nfs_savenickauth __P((struct nfsmount *, struct ucred *, int, NFSKERBKEY_T, 321 struct mbuf **, char **, struct mbuf *)); 322 #endif /* _KERNEL */ 323