196/* 197 * Structures for the nfssvc(2) syscall. Not that anyone but nfsd and mount_nfs 198 * should ever try and use it. 199 */ 200struct nfsd_args { 201 int sock; /* Socket to serve */ 202 caddr_t name; /* Client addr for connection based sockets */ 203 int namelen; /* Length of name */ 204}; 205 206struct nfsd_srvargs { 207 struct nfsd *nsd_nfsd; /* Pointer to in kernel nfsd struct */ 208 uid_t nsd_uid; /* Effective uid mapped to cred */ 209 u_long nsd_haddr; /* Ip address of client */ 210 struct ucred nsd_cr; /* Cred. uid maps to */ 211 int nsd_authlen; /* Length of auth string (ret) */ 212 u_char *nsd_authstr; /* Auth string (ret) */ 213 int nsd_verflen; /* and the verfier */ 214 u_char *nsd_verfstr; 215 struct timeval nsd_timestamp; /* timestamp from verifier */ 216 u_long nsd_ttl; /* credential ttl (sec) */ 217 NFSKERBKEY_T nsd_key; /* Session key */ 218}; 219 220struct nfsd_cargs { 221 char *ncd_dirp; /* Mount dir path */ 222 uid_t ncd_authuid; /* Effective uid */ 223 int ncd_authtype; /* Type of authenticator */ 224 int ncd_authlen; /* Length of authenticator string */ 225 u_char *ncd_authstr; /* Authenticator string */ 226 int ncd_verflen; /* and the verifier */ 227 u_char *ncd_verfstr; 228 NFSKERBKEY_T ncd_key; /* Session key */ 229}; 230 231/* 232 * XXX to allow amd to include nfs.h without nfsproto.h 233 */ 234#ifdef NFS_NPROCS 235/* 236 * Stats structure 237 */ 238struct nfsstats { 239 int attrcache_hits; 240 int attrcache_misses; 241 int lookupcache_hits; 242 int lookupcache_misses; 243 int direofcache_hits; 244 int direofcache_misses; 245 int biocache_reads; 246 int read_bios; 247 int read_physios; 248 int biocache_writes; 249 int write_bios; 250 int write_physios; 251 int biocache_readlinks; 252 int readlink_bios; 253 int biocache_readdirs; 254 int readdir_bios; 255 int rpccnt[NFS_NPROCS]; 256 int rpcretries; 257 int srvrpccnt[NFS_NPROCS]; 258 int srvrpc_errs; 259 int srv_errs; 260 int rpcrequests; 261 int rpctimeouts; 262 int rpcunexpected; 263 int rpcinvalid; 264 int srvcache_inproghits; 265 int srvcache_idemdonehits; 266 int srvcache_nonidemdonehits; 267 int srvcache_misses; 268 int srvnqnfs_leases; 269 int srvnqnfs_maxleases; 270 int srvnqnfs_getleases; 271 int srvvop_writes; 272}; 273#endif 274 275/* 276 * Flags for nfssvc() system call. 277 */ 278#define NFSSVC_BIOD 0x002 279#define NFSSVC_NFSD 0x004 280#define NFSSVC_ADDSOCK 0x008 281#define NFSSVC_AUTHIN 0x010 282#define NFSSVC_GOTAUTH 0x040 283#define NFSSVC_AUTHINFAIL 0x080 284#define NFSSVC_MNTD 0x100 285 286/* 287 * fs.nfs sysctl(3) identifiers 288 */ 289#define NFS_NFSSTATS 1 /* struct: struct nfsstats */ 290#define NFS_NFSPRIVPORT 2 /* int: prohibit nfs to resvports */ 291 292#define FS_NFS_NAMES { \ 293 { 0, 0 }, \ 294 { "nfsstats", CTLTYPE_STRUCT }, \ 295 { "nfsprivport", CTLTYPE_INT }, \ 296} 297 298/* 299 * Network address hash list element 300 */ 301union nethostaddr { 302 u_long had_inetaddr; 303 struct sockaddr *had_nam; 304}; 305 306#ifdef KERNEL 307 308#ifdef MALLOC_DECLARE 309MALLOC_DECLARE(M_NFSREQ); 310MALLOC_DECLARE(M_NFSMNT); 311MALLOC_DECLARE(M_NFSDIROFF); 312MALLOC_DECLARE(M_NFSRVDESC); 313MALLOC_DECLARE(M_NFSUID); 314MALLOC_DECLARE(M_NQLEASE); 315MALLOC_DECLARE(M_NFSD); 316MALLOC_DECLARE(M_NFSBIGFH); 317#endif 318 319struct uio; struct buf; struct vattr; struct nameidata; /* XXX */ 320 321/* 322 * The set of signals the interrupt an I/O in progress for NFSMNT_INT mounts. 323 * What should be in this set is open to debate, but I believe that since 324 * I/O system calls on ufs are never interrupted by signals the set should 325 * be minimal. My reasoning is that many current programs that use signals 326 * such as SIGALRM will not expect file I/O system calls to be interrupted 327 * by them and break. 328 */ 329#define NFSINT_SIGMASK (sigmask(SIGINT)|sigmask(SIGTERM)|sigmask(SIGKILL)| \ 330 sigmask(SIGHUP)|sigmask(SIGQUIT)) 331 332/* 333 * Socket errors ignored for connectionless sockets?? 334 * For now, ignore them all 335 */ 336#define NFSIGNORE_SOERROR(s, e) \ 337 ((e) != EINTR && (e) != ERESTART && (e) != EWOULDBLOCK && \ 338 ((s) & PR_CONNREQUIRED) == 0) 339 340/* 341 * Nfs outstanding request list element 342 */ 343struct nfsreq { 344 TAILQ_ENTRY(nfsreq) r_chain; 345 struct mbuf *r_mreq; 346 struct mbuf *r_mrep; 347 struct mbuf *r_md; 348 caddr_t r_dpos; 349 struct nfsmount *r_nmp; 350 struct vnode *r_vp; 351 u_long r_xid; 352 int r_flags; /* flags on request, see below */ 353 int r_retry; /* max retransmission count */ 354 int r_rexmit; /* current retrans count */ 355 int r_timer; /* tick counter on reply */ 356 u_int32_t r_procnum; /* NFS procedure number */ 357 int r_rtt; /* RTT for rpc */ 358 struct proc *r_procp; /* Proc that did I/O system call */ 359}; 360 361/* 362 * Queue head for nfsreq's 363 */ 364extern TAILQ_HEAD(nfs_reqq, nfsreq) nfs_reqq; 365 366/* Flag values for r_flags */ 367#define R_TIMING 0x01 /* timing request (in mntp) */ 368#define R_SENT 0x02 /* request has been sent */ 369#define R_SOFTTERM 0x04 /* soft mnt, too many retries */ 370#define R_INTR 0x08 /* intr mnt, signal pending */ 371#define R_SOCKERR 0x10 /* Fatal error on socket */ 372#define R_TPRINTFMSG 0x20 /* Did a tprintf msg. */ 373#define R_MUSTRESEND 0x40 /* Must resend request */ 374#define R_GETONEREP 0x80 /* Probe for one reply only */ 375 376/* 377 * A list of nfssvc_sock structures is maintained with all the sockets 378 * that require service by the nfsd. 379 * The nfsuid structs hang off of the nfssvc_sock structs in both lru 380 * and uid hash lists. 381 */ 382#ifndef NFS_UIDHASHSIZ 383#define NFS_UIDHASHSIZ 29 /* Tune the size of nfssvc_sock with this */ 384#endif 385#define NUIDHASH(sock, uid) \ 386 (&(sock)->ns_uidhashtbl[(uid) % NFS_UIDHASHSIZ]) 387#ifndef NFS_WDELAYHASHSIZ 388#define NFS_WDELAYHASHSIZ 16 /* and with this */ 389#endif 390#define NWDELAYHASH(sock, f) \ 391 (&(sock)->ns_wdelayhashtbl[(*((u_long *)(f))) % NFS_WDELAYHASHSIZ]) 392#ifndef NFS_MUIDHASHSIZ 393#define NFS_MUIDHASHSIZ 63 /* Tune the size of nfsmount with this */ 394#endif 395#define NMUIDHASH(nmp, uid) \ 396 (&(nmp)->nm_uidhashtbl[(uid) % NFS_MUIDHASHSIZ]) 397#define NFSNOHASH(fhsum) \ 398 (&nfsnodehashtbl[(fhsum) & nfsnodehash]) 399 400struct nfsuid { 401 TAILQ_ENTRY(nfsuid) nu_lru; /* LRU chain */ 402 LIST_ENTRY(nfsuid) nu_hash; /* Hash list */ 403 int nu_flag; /* Flags */ 404 union nethostaddr nu_haddr; /* Host addr. for dgram sockets */ 405 struct ucred nu_cr; /* Cred uid mapped to */ 406 int nu_expire; /* Expiry time (sec) */ 407 struct timeval nu_timestamp; /* Kerb. timestamp */ 408 u_long nu_nickname; /* Nickname on server */ 409 NFSKERBKEY_T nu_key; /* and session key */ 410}; 411 412#define nu_inetaddr nu_haddr.had_inetaddr 413#define nu_nam nu_haddr.had_nam 414/* Bits for nu_flag */ 415#define NU_INETADDR 0x1 416#define NU_NAM 0x2 417#define NU_NETFAM(u) (((u)->nu_flag & NU_INETADDR) ? AF_INET : AF_ISO) 418 419struct nfsrv_rec { 420 STAILQ_ENTRY(nfsrv_rec) nr_link; 421 struct sockaddr *nr_address; 422 struct mbuf *nr_packet; 423}; 424 425struct nfssvc_sock { 426 TAILQ_ENTRY(nfssvc_sock) ns_chain; /* List of all nfssvc_sock's */ 427 TAILQ_HEAD(, nfsuid) ns_uidlruhead; 428 struct file *ns_fp; 429 struct socket *ns_so; 430 struct sockaddr *ns_nam; 431 struct mbuf *ns_raw; 432 struct mbuf *ns_rawend; 433 STAILQ_HEAD(, nfsrv_rec) ns_rec; 434 struct mbuf *ns_frag; 435 int ns_flag; 436 int ns_solock; 437 int ns_cc; 438 int ns_reclen; 439 int ns_numuids; 440 u_long ns_sref; 441 LIST_HEAD(, nfsrv_descript) ns_tq; /* Write gather lists */ 442 LIST_HEAD(, nfsuid) ns_uidhashtbl[NFS_UIDHASHSIZ]; 443 LIST_HEAD(nfsrvw_delayhash, nfsrv_descript) ns_wdelayhashtbl[NFS_WDELAYHASHSIZ]; 444}; 445 446/* Bits for "ns_flag" */ 447#define SLP_VALID 0x01 448#define SLP_DOREC 0x02 449#define SLP_NEEDQ 0x04 450#define SLP_DISCONN 0x08 451#define SLP_GETSTREAM 0x10 452#define SLP_LASTFRAG 0x20 453#define SLP_ALLFLAGS 0xff 454 455extern TAILQ_HEAD(nfssvc_sockhead, nfssvc_sock) nfssvc_sockhead; 456extern int nfssvc_sockhead_flag; 457#define SLP_INIT 0x01 458#define SLP_WANTINIT 0x02 459 460/* 461 * One of these structures is allocated for each nfsd. 462 */ 463struct nfsd { 464 TAILQ_ENTRY(nfsd) nfsd_chain; /* List of all nfsd's */ 465 int nfsd_flag; /* NFSD_ flags */ 466 struct nfssvc_sock *nfsd_slp; /* Current socket */ 467 int nfsd_authlen; /* Authenticator len */ 468 u_char nfsd_authstr[RPCAUTH_MAXSIZ]; /* Authenticator data */ 469 int nfsd_verflen; /* and the Verifier */ 470 u_char nfsd_verfstr[RPCVERF_MAXSIZ]; 471 struct proc *nfsd_procp; /* Proc ptr */ 472 struct nfsrv_descript *nfsd_nd; /* Associated nfsrv_descript */ 473}; 474 475/* Bits for "nfsd_flag" */ 476#define NFSD_WAITING 0x01 477#define NFSD_REQINPROG 0x02 478#define NFSD_NEEDAUTH 0x04 479#define NFSD_AUTHFAIL 0x08 480 481/* 482 * This structure is used by the server for describing each request. 483 * Some fields are used only when write request gathering is performed. 484 */ 485struct nfsrv_descript { 486 u_quad_t nd_time; /* Write deadline (usec) */ 487 off_t nd_off; /* Start byte offset */ 488 off_t nd_eoff; /* and end byte offset */ 489 LIST_ENTRY(nfsrv_descript) nd_hash; /* Hash list */ 490 LIST_ENTRY(nfsrv_descript) nd_tq; /* and timer list */ 491 LIST_HEAD(,nfsrv_descript) nd_coalesce; /* coalesced writes */ 492 struct mbuf *nd_mrep; /* Request mbuf list */ 493 struct mbuf *nd_md; /* Current dissect mbuf */ 494 struct mbuf *nd_mreq; /* Reply mbuf list */ 495 struct sockaddr *nd_nam; /* and socket addr */ 496 struct sockaddr *nd_nam2; /* return socket addr */ 497 caddr_t nd_dpos; /* Current dissect pos */ 498 u_int32_t nd_procnum; /* RPC # */ 499 int nd_stable; /* storage type */ 500 int nd_flag; /* nd_flag */ 501 int nd_len; /* Length of this write */ 502 int nd_repstat; /* Reply status */ 503 u_long nd_retxid; /* Reply xid */ 504 u_long nd_duration; /* Lease duration */ 505 struct timeval nd_starttime; /* Time RPC initiated */ 506 fhandle_t nd_fh; /* File handle */ 507 struct ucred nd_cr; /* Credentials */ 508}; 509 510/* Bits for "nd_flag" */ 511#define ND_READ LEASE_READ 512#define ND_WRITE LEASE_WRITE 513#define ND_CHECK 0x04 514#define ND_LEASE (ND_READ | ND_WRITE | ND_CHECK) 515#define ND_NFSV3 0x08 516#define ND_NQNFS 0x10 517#define ND_KERBNICK 0x20 518#define ND_KERBFULL 0x40 519#define ND_KERBAUTH (ND_KERBNICK | ND_KERBFULL) 520 521extern TAILQ_HEAD(nfsd_head, nfsd) nfsd_head; 522extern int nfsd_head_flag; 523#define NFSD_CHECKSLP 0x01 524 525/* 526 * These macros compare nfsrv_descript structures. 527 */ 528#define NFSW_CONTIG(o, n) \ 529 ((o)->nd_eoff >= (n)->nd_off && \ 530 !bcmp((caddr_t)&(o)->nd_fh, (caddr_t)&(n)->nd_fh, NFSX_V3FH)) 531 532#define NFSW_SAMECRED(o, n) \ 533 (((o)->nd_flag & ND_KERBAUTH) == ((n)->nd_flag & ND_KERBAUTH) && \ 534 !bcmp((caddr_t)&(o)->nd_cr, (caddr_t)&(n)->nd_cr, \ 535 sizeof (struct ucred))) 536 537/* 538 * Defines for WebNFS 539 */ 540 541#define WEBNFS_ESC_CHAR '%' 542#define WEBNFS_SPECCHAR_START 0x80 543 544#define WEBNFS_NATIVE_CHAR 0x80 545/* 546 * .. 547 * Possibly more here in the future. 548 */ 549 550/* 551 * Macro for converting escape characters in WebNFS pathnames. 552 * Should really be in libkern. 553 */ 554 555#define HEXTOC(c) \ 556 ((c) >= 'a' ? ((c) - ('a' - 10)) : \ 557 ((c) >= 'A' ? ((c) - ('A' - 10)) : ((c) - '0'))) 558#define HEXSTRTOI(p) \ 559 ((HEXTOC(p[0]) << 4) + HEXTOC(p[1])) 560 561#ifdef NFS_DEBUG 562 563extern int nfs_debug; 564#define NFS_DEBUG_ASYNCIO 1 /* asynchronous i/o */ 565#define NFS_DEBUG_WG 2 /* server write gathering */ 566#define NFS_DEBUG_RC 4 /* server request caching */ 567 568#define NFS_DPF(cat, args) \ 569 do { \ 570 if (nfs_debug & NFS_DEBUG_##cat) printf args; \ 571 } while (0) 572 573#else 574 575#define NFS_DPF(cat, args) 576 577#endif 578 579u_quad_t nfs_curusec __P((void)); 580int nfs_init __P((struct vfsconf *vfsp)); 581int nfs_reply __P((struct nfsreq *)); 582int nfs_getreq __P((struct nfsrv_descript *,struct nfsd *,int)); 583int nfs_send __P((struct socket *, struct sockaddr *, struct mbuf *, 584 struct nfsreq *)); 585int nfs_rephead __P((int, struct nfsrv_descript *, struct nfssvc_sock *, 586 int, int, u_quad_t *, struct mbuf **, struct mbuf **, 587 caddr_t *));
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590int nfs_disct __P((struct mbuf **, caddr_t *, int, int, caddr_t *)); 591int nfs_vinvalbuf __P((struct vnode *, int, struct ucred *, struct proc *, 592 int)); 593int nfs_readrpc __P((struct vnode *, struct uio *, struct ucred *)); 594int nfs_writerpc __P((struct vnode *, struct uio *, struct ucred *, int *, 595 int *)); 596int nfs_readdirrpc __P((struct vnode *, struct uio *, struct ucred *)); 597int nfs_asyncio __P((struct buf *, struct ucred *)); 598int nfs_doio __P((struct buf *, struct ucred *, struct proc *)); 599int nfs_readlinkrpc __P((struct vnode *, struct uio *, struct ucred *)); 600int nfs_sigintr __P((struct nfsmount *, struct nfsreq *, struct proc *)); 601int nfs_readdirplusrpc __P((struct vnode *, struct uio *, struct ucred *)); 602int nfsm_disct __P((struct mbuf **, caddr_t *, int, int, caddr_t *)); 603void nfsm_srvfattr __P((struct nfsrv_descript *, struct vattr *, 604 struct nfs_fattr *)); 605void nfsm_srvwcc __P((struct nfsrv_descript *, int, struct vattr *, int, 606 struct vattr *, struct mbuf **, char **)); 607void nfsm_srvpostopattr __P((struct nfsrv_descript *, int, struct vattr *, 608 struct mbuf **, char **)); 609int netaddr_match __P((int, union nethostaddr *, struct sockaddr *)); 610int nfs_request __P((struct vnode *, struct mbuf *, int, struct proc *, 611 struct ucred *, struct mbuf **, struct mbuf **, 612 caddr_t *)); 613int nfs_loadattrcache __P((struct vnode **, struct mbuf **, caddr_t *, 614 struct vattr *)); 615int nfs_namei __P((struct nameidata *, fhandle_t *, int, 616 struct nfssvc_sock *, struct sockaddr *, struct mbuf **, 617 caddr_t *, struct vnode **, struct proc *, int, int)); 618void nfsm_adj __P((struct mbuf *, int, int)); 619int nfsm_mbuftouio __P((struct mbuf **, struct uio *, int, caddr_t *)); 620void nfsrv_initcache __P((void)); 621int nfs_getauth __P((struct nfsmount *, struct nfsreq *, struct ucred *, 622 char **, int *, char *, int *, NFSKERBKEY_T)); 623int nfs_getnickauth __P((struct nfsmount *, struct ucred *, char **, 624 int *, char *, int)); 625int nfs_savenickauth __P((struct nfsmount *, struct ucred *, int, 626 NFSKERBKEY_T, struct mbuf **, char **, 627 struct mbuf *)); 628int nfs_adv __P((struct mbuf **, caddr_t *, int, int)); 629void nfs_nhinit __P((void)); 630void nfs_timer __P((void*)); 631u_long nfs_hash __P((nfsfh_t *, int)); 632int nfsrv_dorec __P((struct nfssvc_sock *, struct nfsd *, 633 struct nfsrv_descript **)); 634int nfsrv_getcache __P((struct nfsrv_descript *, struct nfssvc_sock *, 635 struct mbuf **)); 636void nfsrv_updatecache __P((struct nfsrv_descript *, int, struct mbuf *)); 637void nfsrv_cleancache __P((void)); 638int nfs_connect __P((struct nfsmount *, struct nfsreq *)); 639void nfs_disconnect __P((struct nfsmount *)); 640int nfs_getattrcache __P((struct vnode *, struct vattr *)); 641int nfsm_strtmbuf __P((struct mbuf **, char **, char *, long)); 642int nfs_bioread __P((struct vnode *, struct uio *, int, struct ucred *, 643 int)); 644int nfsm_uiotombuf __P((struct uio *, struct mbuf **, int, caddr_t *)); 645void nfsrv_init __P((int)); 646void nfs_clearcommit __P((struct mount *)); 647int nfsrv_errmap __P((struct nfsrv_descript *, int)); 648void nfsrvw_sort __P((gid_t *, int)); 649void nfsrv_setcred __P((struct ucred *, struct ucred *)); 650int nfs_writebp __P((struct buf *, int)); 651int nfsrv_object_create __P((struct vnode *)); 652void nfsrv_wakenfsd __P((struct nfssvc_sock *slp)); 653int nfsrv_writegather __P((struct nfsrv_descript **, struct nfssvc_sock *, 654 struct proc *, struct mbuf **)); 655int nfs_fsinfo __P((struct nfsmount *, struct vnode *, struct ucred *, 656 struct proc *p)); 657 658int nfsrv3_access __P((struct nfsrv_descript *nfsd, 659 struct nfssvc_sock *slp, 660 struct proc *procp, struct mbuf **mrq)); 661int nfsrv_commit __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 662 struct proc *procp, struct mbuf **mrq)); 663int nfsrv_create __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 664 struct proc *procp, struct mbuf **mrq)); 665int nfsrv_fhtovp __P((fhandle_t *, int, struct vnode **, struct ucred *, 666 struct nfssvc_sock *, struct sockaddr *, int *, 667 int, int)); 668int nfsrv_setpublicfs __P((struct mount *, struct netexport *, 669 struct export_args *)); 670int nfs_ispublicfh __P((fhandle_t *)); 671int nfsrv_fsinfo __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 672 struct proc *procp, struct mbuf **mrq)); 673int nfsrv_getattr __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 674 struct proc *procp, struct mbuf **mrq)); 675int nfsrv_link __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 676 struct proc *procp, struct mbuf **mrq)); 677int nfsrv_lookup __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 678 struct proc *procp, struct mbuf **mrq)); 679int nfsrv_mkdir __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 680 struct proc *procp, struct mbuf **mrq)); 681int nfsrv_mknod __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 682 struct proc *procp, struct mbuf **mrq)); 683int nfsrv_noop __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 684 struct proc *procp, struct mbuf **mrq)); 685int nfsrv_null __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 686 struct proc *procp, struct mbuf **mrq)); 687int nfsrv_pathconf __P((struct nfsrv_descript *nfsd, 688 struct nfssvc_sock *slp, struct proc *procp, 689 struct mbuf **mrq)); 690int nfsrv_read __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 691 struct proc *procp, struct mbuf **mrq)); 692int nfsrv_readdir __P((struct nfsrv_descript *nfsd, 693 struct nfssvc_sock *slp, 694 struct proc *procp, struct mbuf **mrq)); 695int nfsrv_readdirplus __P((struct nfsrv_descript *nfsd, 696 struct nfssvc_sock *slp, struct proc *procp, 697 struct mbuf **mrq)); 698int nfsrv_readlink __P((struct nfsrv_descript *nfsd, 699 struct nfssvc_sock *slp, struct proc *procp, 700 struct mbuf **mrq)); 701int nfsrv_remove __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 702 struct proc *procp, struct mbuf **mrq)); 703int nfsrv_rename __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 704 struct proc *procp, struct mbuf **mrq)); 705int nfsrv_rmdir __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 706 struct proc *procp, struct mbuf **mrq)); 707int nfsrv_setattr __P((struct nfsrv_descript *nfsd, 708 struct nfssvc_sock *slp, 709 struct proc *procp, struct mbuf **mrq)); 710int nfsrv_statfs __P((struct nfsrv_descript *nfsd, 711 struct nfssvc_sock *slp, 712 struct proc *procp, struct mbuf **mrq)); 713int nfsrv_symlink __P((struct nfsrv_descript *nfsd, 714 struct nfssvc_sock *slp, 715 struct proc *procp, struct mbuf **mrq)); 716int nfsrv_write __P((struct nfsrv_descript *nfsd, struct nfssvc_sock *slp, 717 struct proc *procp, struct mbuf **mrq)); 718void nfsrv_rcv __P((struct socket *so, caddr_t arg, int waitflag)); 719void nfsrv_slpderef __P((struct nfssvc_sock *slp)); 720#endif /* KERNEL */ 721 722#endif
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