1 /* $NetBSD: nfs_var.h,v 1.31 2003/05/03 16:28:58 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 46 MALLOC_DECLARE(M_NFSREQ); 47 MALLOC_DECLARE(M_NFSMNT); 48 MALLOC_DECLARE(M_NFSUID); 49 MALLOC_DECLARE(M_NFSD); 50 MALLOC_DECLARE(M_NFSRVDESC); 51 MALLOC_DECLARE(M_NFSDIROFF); 52 MALLOC_DECLARE(M_NFSBIGFH); 53 MALLOC_DECLARE(M_NQLEASE); 54 #endif 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 int nfs_mknodrpc __P((struct vnode *, struct vnode **, struct componentname *, 113 struct vattr *)); 114 int nfs_removeit __P((struct sillyrename *)); 115 int nfs_removerpc __P((struct vnode *, const char *, int, struct ucred *, 116 struct proc *)); 117 int nfs_renameit __P((struct vnode *, struct componentname *, 118 struct sillyrename *)); 119 int nfs_renamerpc __P((struct vnode *, const char *, int, struct vnode *, 120 const char *, int, struct ucred *, struct proc *)); 121 int nfs_readdirrpc __P((struct vnode *, struct uio *, struct ucred *)); 122 int nfs_readdirplusrpc __P((struct vnode *, struct uio *, struct ucred *)); 123 int nfs_sillyrename __P((struct vnode *, struct vnode *, 124 struct componentname *)); 125 int nfs_lookitup __P((struct vnode *, const char *, int, struct ucred *, 126 struct proc *, struct nfsnode **)); 127 int nfs_commit __P((struct vnode *, off_t, uint32_t, struct proc *)); 128 int nfs_flush __P((struct vnode *, struct ucred *, int, struct proc *, int)); 129 130 /* nfs_nqlease.c */ 131 void nqnfs_lease_updatetime __P((int)); 132 void nqnfs_clientlease __P((struct nfsmount *, struct nfsnode *, int, int, 133 time_t, u_quad_t)); 134 void nqsrv_locklease __P((struct nqlease *)); 135 void nqsrv_unlocklease __P((struct nqlease *)); 136 int nqsrv_getlease __P((struct vnode *, u_int32_t *, int, struct nfssvc_sock *, 137 struct proc *, struct mbuf *, int *, u_quad_t *, 138 struct ucred *)); 139 void nqsrv_addhost __P((struct nqhost *, struct nfssvc_sock *, struct mbuf *)); 140 void nqsrv_instimeq __P((struct nqlease *, u_int32_t)); 141 int nqsrv_cmpnam __P((struct nfssvc_sock *, struct mbuf *, struct nqhost *)); 142 void nqsrv_send_eviction __P((struct vnode *, struct nqlease *, 143 struct nfssvc_sock *, struct mbuf *, 144 struct ucred *)); 145 void nqsrv_waitfor_expiry __P((struct nqlease *)); 146 void nqnfs_serverd __P((void)); 147 int nqnfsrv_getlease __P((struct nfsrv_descript *, struct nfssvc_sock *, 148 struct proc *, struct mbuf **)); 149 int nqnfsrv_vacated __P((struct nfsrv_descript *, struct nfssvc_sock *, 150 struct proc *, struct mbuf **)); 151 int nqnfs_getlease __P((struct vnode *, int, struct ucred *, struct proc *)); 152 int nqnfs_vacated __P((struct vnode *, struct ucred *)); 153 int nqnfs_callback __P((struct nfsmount *, struct mbuf *, struct mbuf *, 154 caddr_t)); 155 156 /* nfs_serv.c */ 157 int nfsrv3_access __P((struct nfsrv_descript *, struct nfssvc_sock *, 158 struct proc *, struct mbuf **)); 159 int nfsrv_getattr __P((struct nfsrv_descript *, struct nfssvc_sock *, 160 struct proc *, struct mbuf **)); 161 int nfsrv_setattr __P((struct nfsrv_descript *, struct nfssvc_sock *, 162 struct proc *, struct mbuf **)); 163 int nfsrv_lookup __P((struct nfsrv_descript *, struct nfssvc_sock *, 164 struct proc *, struct mbuf **)); 165 int nfsrv_readlink __P((struct nfsrv_descript *, struct nfssvc_sock *, 166 struct proc *, struct mbuf **)); 167 int nfsrv_read __P((struct nfsrv_descript *, struct nfssvc_sock *, 168 struct proc *, struct mbuf **)); 169 int nfsrv_write __P((struct nfsrv_descript *, struct nfssvc_sock *, 170 struct proc *, struct mbuf **)); 171 int nfsrv_writegather __P((struct nfsrv_descript **, struct nfssvc_sock *, 172 struct proc *, struct mbuf **)); 173 void nfsrvw_coalesce __P((struct nfsrv_descript *, struct nfsrv_descript *)); 174 int nfsrv_create __P((struct nfsrv_descript *, struct nfssvc_sock *, 175 struct proc *, struct mbuf **)); 176 int nfsrv_mknod __P((struct nfsrv_descript *, struct nfssvc_sock *, 177 struct proc *, struct mbuf **)); 178 int nfsrv_remove __P((struct nfsrv_descript *, struct nfssvc_sock *, 179 struct proc *, struct mbuf **)); 180 int nfsrv_rename __P((struct nfsrv_descript *, struct nfssvc_sock *, 181 struct proc *, struct mbuf **)); 182 int nfsrv_link __P((struct nfsrv_descript *, struct nfssvc_sock *, 183 struct proc *, struct mbuf **)); 184 int nfsrv_symlink __P((struct nfsrv_descript *, struct nfssvc_sock *, 185 struct proc *, struct mbuf **)); 186 int nfsrv_mkdir __P((struct nfsrv_descript *, struct nfssvc_sock *, 187 struct proc *, struct mbuf **)); 188 int nfsrv_rmdir __P((struct nfsrv_descript *, struct nfssvc_sock *, 189 struct proc *, struct mbuf **)); 190 int nfsrv_readdir __P((struct nfsrv_descript *, struct nfssvc_sock *, 191 struct proc *, struct mbuf **)); 192 int nfsrv_readdirplus __P((struct nfsrv_descript *, struct nfssvc_sock *, 193 struct proc *, struct mbuf **)); 194 int nfsrv_commit __P((struct nfsrv_descript *, struct nfssvc_sock *, 195 struct proc *, struct mbuf **)); 196 int nfsrv_statfs __P((struct nfsrv_descript *, struct nfssvc_sock *, 197 struct proc *, struct mbuf **)); 198 int nfsrv_fsinfo __P((struct nfsrv_descript *, struct nfssvc_sock *, 199 struct proc *, struct mbuf **)); 200 int nfsrv_pathconf __P((struct nfsrv_descript *, struct nfssvc_sock *, 201 struct proc *, struct mbuf **)); 202 int nfsrv_null __P((struct nfsrv_descript *, struct nfssvc_sock *, 203 struct proc *, struct mbuf **)); 204 int nfsrv_noop __P((struct nfsrv_descript *, struct nfssvc_sock *, 205 struct proc *, struct mbuf **)); 206 int nfsrv_access __P((struct vnode *, int, struct ucred *, int, struct proc *, 207 int)); 208 209 /* nfs_socket.c */ 210 int nfs_connect __P((struct nfsmount *, struct nfsreq *)); 211 int nfs_reconnect __P((struct nfsreq *)); 212 void nfs_disconnect __P((struct nfsmount *)); 213 void nfs_safedisconnect __P((struct nfsmount *)); 214 int nfs_send __P((struct socket *, struct mbuf *, struct mbuf *, 215 struct nfsreq *)); 216 int nfs_receive __P((struct nfsreq *, struct mbuf **, struct mbuf **)); 217 int nfs_reply __P((struct nfsreq *)); 218 int nfs_request __P((struct nfsnode *, struct mbuf *, int, struct proc *, 219 struct ucred *, struct mbuf **, struct mbuf **, 220 caddr_t *)); 221 int nfs_rephead __P((int, struct nfsrv_descript *, struct nfssvc_sock *, 222 int, int, u_quad_t *, struct mbuf **, struct mbuf **, caddr_t *)); 223 void nfs_timer __P((void *)); 224 int nfs_sigintr __P((struct nfsmount *, struct nfsreq *, struct proc *)); 225 int nfs_sndlock __P((int *, struct nfsreq *)); 226 void nfs_exit __P((struct proc *, void *)); 227 void nfs_sndunlock __P((int *)); 228 int nfs_rcvlock __P((struct nfsreq *)); 229 void nfs_rcvunlock __P((int *)); 230 int nfs_getreq __P((struct nfsrv_descript *, struct nfsd *, int)); 231 int nfs_msg __P((struct proc *, char *, char *)); 232 void nfsrv_rcv __P((struct socket *, caddr_t, int)); 233 int nfsrv_getstream __P((struct nfssvc_sock *, int)); 234 int nfsrv_dorec __P((struct nfssvc_sock *, struct nfsd *, 235 struct nfsrv_descript **)); 236 void nfsrv_wakenfsd __P((struct nfssvc_sock *)); 237 238 /* nfs_srvcache.c */ 239 void nfsrv_initcache __P((void )); 240 int nfsrv_getcache __P((struct nfsrv_descript *, struct nfssvc_sock *, 241 struct mbuf **)); 242 void nfsrv_updatecache __P((struct nfsrv_descript *, int, struct mbuf *)); 243 void nfsrv_cleancache __P((void)); 244 245 /* nfs_subs.c */ 246 struct mbuf *nfsm_reqh __P((struct nfsnode *, u_long, int, caddr_t *)); 247 struct mbuf *nfsm_rpchead __P((struct ucred *, int, int, int, int, char *, int, 248 char *, struct mbuf *, int, struct mbuf **, 249 u_int32_t *)); 250 int nfsm_mbuftouio __P((struct mbuf **, struct uio *, int, caddr_t *)); 251 int nfsm_uiotombuf __P((struct uio *, struct mbuf **, int, caddr_t *)); 252 int nfsm_disct __P((struct mbuf **, caddr_t *, int, int, caddr_t *)); 253 int nfs_adv __P((struct mbuf **, caddr_t *, int, int)); 254 int nfsm_strtmbuf __P((struct mbuf **, char **, const char *, long)); 255 u_long nfs_dirhash __P((off_t)); 256 void nfs_initdircache __P((struct vnode *)); 257 struct nfsdircache *nfs_searchdircache __P((struct vnode *, off_t, int, int *)); 258 struct nfsdircache *nfs_enterdircache __P((struct vnode *, off_t, off_t, int, daddr_t)); 259 void nfs_invaldircache __P((struct vnode *, int)); 260 void nfs_init __P((void)); 261 int nfsm_loadattrcache __P((struct vnode **, struct mbuf **, caddr_t *, 262 struct vattr *, int flags)); 263 int nfs_loadattrcache __P((struct vnode **, struct nfs_fattr *, 264 struct vattr *, int flags)); 265 int nfs_getattrcache __P((struct vnode *, struct vattr *)); 266 void nfs_delayedtruncate __P((struct vnode *)); 267 int nfs_namei __P((struct nameidata *, fhandle_t *, uint32_t, 268 struct nfssvc_sock *, struct mbuf *, struct mbuf **, 269 caddr_t *, struct vnode **, struct proc *, int, int)); 270 void nfsm_adj __P((struct mbuf *, int, int)); 271 void nfsm_srvwcc __P((struct nfsrv_descript *, int, struct vattr *, int, 272 struct vattr *, struct mbuf **, char **)); 273 void nfsm_srvpostopattr __P((struct nfsrv_descript *, int, struct vattr *, 274 struct mbuf **, char **)); 275 void nfsm_srvfattr __P((struct nfsrv_descript *, struct vattr *, 276 struct nfs_fattr *)); 277 int nfsrv_fhtovp __P((fhandle_t *, int, struct vnode **, struct ucred *, 278 struct nfssvc_sock *, struct mbuf *, int *, int, int)); 279 int nfsrv_setpublicfs __P((struct mount *, struct netexport *, 280 struct export_args *)); 281 int nfs_ispublicfh __P((fhandle_t *)); 282 int netaddr_match __P((int, union nethostaddr *, struct mbuf *)); 283 284 /* flags for nfs_loadattrcache and friends */ 285 #define NAC_NOTRUNC 1 /* don't truncate file size */ 286 287 void nfs_clearcommit __P((struct mount *)); 288 void nfs_merge_commit_ranges __P((struct vnode *)); 289 int nfs_in_committed_range __P((struct vnode *, off_t, off_t)); 290 int nfs_in_tobecommitted_range __P((struct vnode *, off_t, off_t)); 291 void nfs_add_committed_range __P((struct vnode *, off_t, off_t)); 292 void nfs_del_committed_range __P((struct vnode *, off_t, off_t)); 293 void nfs_add_tobecommitted_range __P((struct vnode *, off_t, off_t)); 294 void nfs_del_tobecommitted_range __P((struct vnode *, off_t, off_t)); 295 296 int nfsrv_errmap __P((struct nfsrv_descript *, int)); 297 void nfsrvw_sort __P((gid_t *, int)); 298 void nfsrv_setcred __P((struct ucred *, struct ucred *)); 299 void nfs_cookieheuristic __P((struct vnode *, int *, struct proc *, 300 struct ucred *)); 301 302 /* nfs_syscalls.c */ 303 int sys_getfh __P((struct lwp *, void *, register_t *)); 304 int sys_nfssvc __P((struct lwp *, void *, register_t *)); 305 int nfssvc_addsock __P((struct file *, struct mbuf *)); 306 int nfssvc_nfsd __P((struct nfsd_srvargs *, caddr_t, struct lwp *)); 307 void nfsrv_zapsock __P((struct nfssvc_sock *)); 308 void nfsrv_slpderef __P((struct nfssvc_sock *)); 309 void nfsrv_init __P((int)); 310 int nfssvc_iod __P((struct lwp *)); 311 void start_nfsio __P((void *)); 312 void nfs_getset_niothreads __P((int)); 313 int nfs_getauth __P((struct nfsmount *, struct nfsreq *, struct ucred *, 314 char **, int *, char *, int *, NFSKERBKEY_T)); 315 int nfs_getnickauth __P((struct nfsmount *, struct ucred *, char **, int *, 316 char *, int)); 317 int nfs_savenickauth __P((struct nfsmount *, struct ucred *, int, NFSKERBKEY_T, 318 struct mbuf **, char **, struct mbuf *)); 319