nfsport.h revision 285830
1260401Sscottl/*- 2260401Sscottl * Copyright (c) 1989, 1993 3260401Sscottl * The Regents of the University of California. All rights reserved. 4260401Sscottl * 5260401Sscottl * This code is derived from software contributed to Berkeley by 6260401Sscottl * Rick Macklem at The University of Guelph. 7260401Sscottl * 8260401Sscottl * Redistribution and use in source and binary forms, with or without 9260401Sscottl * modification, are permitted provided that the following conditions 10260401Sscottl * are met: 11260401Sscottl * 1. Redistributions of source code must retain the above copyright 12260401Sscottl * notice, this list of conditions and the following disclaimer. 13260401Sscottl * 2. Redistributions in binary form must reproduce the above copyright 14260401Sscottl * notice, this list of conditions and the following disclaimer in the 15260401Sscottl * documentation and/or other materials provided with the distribution. 16260401Sscottl * 4. Neither the name of the University nor the names of its contributors 17260401Sscottl * may be used to endorse or promote products derived from this software 18260401Sscottl * without specific prior written permission. 19260401Sscottl * 20260401Sscottl * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21260401Sscottl * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22260401Sscottl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23260401Sscottl * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24260401Sscottl * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25260401Sscottl * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26260401Sscottl * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27260401Sscottl * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28260401Sscottl * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29260401Sscottl * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30260401Sscottl * SUCH DAMAGE. 31260401Sscottl * 32260401Sscottl * $FreeBSD: releng/10.2/sys/fs/nfs/nfsport.h 282933 2015-05-14 22:50:07Z rmacklem $ 33260401Sscottl */ 34260401Sscottl 35260401Sscottl#ifndef _NFS_NFSPORT_H_ 36260401Sscottl#define _NFS_NFSPORT_H_ 37260401Sscottl 38260401Sscottl/* 39260401Sscottl * In general, I'm not fond of #includes in .h files, but this seems 40260401Sscottl * to be the cleanest way to handle #include files for the ports. 41260401Sscottl */ 42260401Sscottl#ifdef _KERNEL 43260401Sscottl#include <sys/unistd.h> 44260401Sscottl#include <sys/param.h> 45260401Sscottl#include <sys/systm.h> 46260401Sscottl#include <sys/conf.h> 47260401Sscottl#include <sys/dirent.h> 48260401Sscottl#include <sys/domain.h> 49260401Sscottl#include <sys/fcntl.h> 50260401Sscottl#include <sys/file.h> 51260401Sscottl#include <sys/filedesc.h> 52260401Sscottl#include <sys/jail.h> 53260401Sscottl#include <sys/kernel.h> 54260401Sscottl#include <sys/lockf.h> 55260401Sscottl#include <sys/malloc.h> 56260401Sscottl#include <sys/mbuf.h> 57260401Sscottl#include <sys/mount.h> 58260401Sscottl#include <sys/namei.h> 59260401Sscottl#include <sys/proc.h> 60260401Sscottl#include <sys/protosw.h> 61260401Sscottl#include <sys/reboot.h> 62260401Sscottl#include <sys/resourcevar.h> 63260401Sscottl#include <sys/signalvar.h> 64260401Sscottl#include <sys/socket.h> 65260401Sscottl#include <sys/socketvar.h> 66260401Sscottl#include <sys/stat.h> 67260401Sscottl#include <sys/syslog.h> 68260401Sscottl#include <sys/sysproto.h> 69260401Sscottl#include <sys/time.h> 70260401Sscottl#include <sys/uio.h> 71260401Sscottl#include <sys/vnode.h> 72260401Sscottl#include <sys/bio.h> 73260401Sscottl#include <sys/buf.h> 74260401Sscottl#include <sys/acl.h> 75260401Sscottl#include <sys/module.h> 76260401Sscottl#include <sys/sysent.h> 77260401Sscottl#include <sys/syscall.h> 78260401Sscottl#include <sys/priv.h> 79260401Sscottl#include <sys/kthread.h> 80260401Sscottl#include <sys/syscallsubr.h> 81260401Sscottl#include <net/if.h> 82260401Sscottl#include <net/radix.h> 83260401Sscottl#include <net/route.h> 84260401Sscottl#include <net/if_dl.h> 85260401Sscottl#include <netinet/in.h> 86260401Sscottl#include <netinet/in_pcb.h> 87260401Sscottl#include <netinet/in_systm.h> 88260401Sscottl#include <netinet/in_var.h> 89260401Sscottl#include <netinet/ip.h> 90260401Sscottl#include <netinet/ip_var.h> 91260401Sscottl#include <netinet/tcp.h> 92260401Sscottl#include <netinet/tcp_fsm.h> 93260401Sscottl#include <netinet/tcp_seq.h> 94260401Sscottl#include <netinet/tcp_timer.h> 95260401Sscottl#include <netinet/tcp_var.h> 96260401Sscottl#include <machine/in_cksum.h> 97260401Sscottl#include <crypto/des/des.h> 98260401Sscottl#include <sys/md5.h> 99260401Sscottl#include <rpc/rpc.h> 100260401Sscottl#include <rpc/rpcsec_gss.h> 101260401Sscottl 102260401Sscottl/* 103260401Sscottl * For Darwin, these functions should be "static" when built in a kext. 104260401Sscottl * (This is always defined as nil otherwise.) 105260401Sscottl */ 106260401Sscottl#define APPLESTATIC 107260401Sscottl#include <ufs/ufs/dir.h> 108260401Sscottl#include <ufs/ufs/quota.h> 109260401Sscottl#include <ufs/ufs/inode.h> 110260401Sscottl#include <ufs/ufs/extattr.h> 111260401Sscottl#include <ufs/ufs/ufsmount.h> 112260401Sscottl#include <vm/uma.h> 113260401Sscottl#include <vm/vm.h> 114260401Sscottl#include <vm/vm_object.h> 115260401Sscottl#include <vm/vm_extern.h> 116260401Sscottl#include <nfs/nfssvc.h> 117260401Sscottl#include "opt_nfs.h" 118260401Sscottl#include "opt_ufs.h" 119260401Sscottl 120260401Sscottl/* 121260401Sscottl * These types must be defined before the nfs includes. 122260401Sscottl */ 123260401Sscottl#define NFSSOCKADDR_T struct sockaddr * 124260401Sscottl#define NFSPROC_T struct thread 125260401Sscottl#define NFSDEV_T dev_t 126260401Sscottl#define NFSSVCARGS nfssvc_args 127260401Sscottl#define NFSACL_T struct acl 128260401Sscottl 129260401Sscottl/* 130260401Sscottl * These should be defined as the types used for the corresponding VOP's 131260401Sscottl * argument type. 132260401Sscottl */ 133260401Sscottl#define NFS_ACCESS_ARGS struct vop_access_args 134260401Sscottl#define NFS_OPEN_ARGS struct vop_open_args 135260401Sscottl#define NFS_GETATTR_ARGS struct vop_getattr_args 136260401Sscottl#define NFS_LOOKUP_ARGS struct vop_lookup_args 137260401Sscottl#define NFS_READDIR_ARGS struct vop_readdir_args 138260401Sscottl 139260401Sscottl/* 140260401Sscottl * Allocate mbufs. Must succeed and never set the mbuf ptr to NULL. 141260401Sscottl */ 142260401Sscottl#define NFSMGET(m) do { \ 143260401Sscottl MGET((m), M_WAITOK, MT_DATA); \ 144260401Sscottl while ((m) == NULL ) { \ 145260401Sscottl (void) nfs_catnap(PZERO, 0, "nfsmget"); \ 146260401Sscottl MGET((m), M_WAITOK, MT_DATA); \ 147260401Sscottl } \ 148260401Sscottl } while (0) 149260401Sscottl#define NFSMGETHDR(m) do { \ 150260401Sscottl MGETHDR((m), M_WAITOK, MT_DATA); \ 151260401Sscottl while ((m) == NULL ) { \ 152260401Sscottl (void) nfs_catnap(PZERO, 0, "nfsmget"); \ 153260401Sscottl MGETHDR((m), M_WAITOK, MT_DATA); \ 154260401Sscottl } \ 155260401Sscottl } while (0) 156260401Sscottl#define NFSMCLGET(m, w) do { \ 157260401Sscottl MGET((m), M_WAITOK, MT_DATA); \ 158260401Sscottl while ((m) == NULL ) { \ 159260401Sscottl (void) nfs_catnap(PZERO, 0, "nfsmget"); \ 160260401Sscottl MGET((m), M_WAITOK, MT_DATA); \ 161260401Sscottl } \ 162260401Sscottl MCLGET((m), (w)); \ 163260401Sscottl } while (0) 164260401Sscottl#define NFSMCLGETHDR(m, w) do { \ 165260401Sscottl MGETHDR((m), M_WAITOK, MT_DATA); \ 166260401Sscottl while ((m) == NULL ) { \ 167260401Sscottl (void) nfs_catnap(PZERO, 0, "nfsmget"); \ 168260401Sscottl MGETHDR((m), M_WAITOK, MT_DATA); \ 169260401Sscottl } \ 170260401Sscottl } while (0) 171260401Sscottl#define NFSMTOD mtod 172260401Sscottl 173260401Sscottl/* 174260401Sscottl * Client side constant for size of a lockowner name. 175260401Sscottl */ 176260401Sscottl#define NFSV4CL_LOCKNAMELEN 12 177260401Sscottl 178260401Sscottl/* 179260401Sscottl * Type for a mutex lock. 180260401Sscottl */ 181260401Sscottl#define NFSMUTEX_T struct mtx 182260401Sscottl 183260401Sscottl#endif /* _KERNEL */ 184260401Sscottl 185260401Sscottl/* 186260401Sscottl * NFSv4 Operation numbers. 187260401Sscottl */ 188260401Sscottl#define NFSV4OP_ACCESS 3 189260401Sscottl#define NFSV4OP_CLOSE 4 190260401Sscottl#define NFSV4OP_COMMIT 5 191260401Sscottl#define NFSV4OP_CREATE 6 192260401Sscottl#define NFSV4OP_DELEGPURGE 7 193260401Sscottl#define NFSV4OP_DELEGRETURN 8 194260401Sscottl#define NFSV4OP_GETATTR 9 195260401Sscottl#define NFSV4OP_GETFH 10 196260401Sscottl#define NFSV4OP_LINK 11 197260401Sscottl#define NFSV4OP_LOCK 12 198260401Sscottl#define NFSV4OP_LOCKT 13 199260401Sscottl#define NFSV4OP_LOCKU 14 200260401Sscottl#define NFSV4OP_LOOKUP 15 201260401Sscottl#define NFSV4OP_LOOKUPP 16 202260401Sscottl#define NFSV4OP_NVERIFY 17 203260401Sscottl#define NFSV4OP_OPEN 18 204260401Sscottl#define NFSV4OP_OPENATTR 19 205260401Sscottl#define NFSV4OP_OPENCONFIRM 20 206260401Sscottl#define NFSV4OP_OPENDOWNGRADE 21 207260401Sscottl#define NFSV4OP_PUTFH 22 208260401Sscottl#define NFSV4OP_PUTPUBFH 23 209260401Sscottl#define NFSV4OP_PUTROOTFH 24 210260401Sscottl#define NFSV4OP_READ 25 211260401Sscottl#define NFSV4OP_READDIR 26 212260401Sscottl#define NFSV4OP_READLINK 27 213260401Sscottl#define NFSV4OP_REMOVE 28 214260401Sscottl#define NFSV4OP_RENAME 29 215260401Sscottl#define NFSV4OP_RENEW 30 216260401Sscottl#define NFSV4OP_RESTOREFH 31 217260401Sscottl#define NFSV4OP_SAVEFH 32 218260401Sscottl#define NFSV4OP_SECINFO 33 219260401Sscottl#define NFSV4OP_SETATTR 34 220260401Sscottl#define NFSV4OP_SETCLIENTID 35 221260401Sscottl#define NFSV4OP_SETCLIENTIDCFRM 36 222260401Sscottl#define NFSV4OP_VERIFY 37 223260401Sscottl#define NFSV4OP_WRITE 38 224260401Sscottl#define NFSV4OP_RELEASELCKOWN 39 225260401Sscottl 226260401Sscottl/* 227260401Sscottl * Must be one greater than the last Operation#. 228260401Sscottl */ 229260401Sscottl#define NFSV4OP_NOPS 40 230260401Sscottl 231260401Sscottl/* 232260401Sscottl * Additional Ops for NFSv4.1. 233260401Sscottl */ 234260401Sscottl#define NFSV4OP_BACKCHANNELCTL 40 235260401Sscottl#define NFSV4OP_BINDCONNTOSESS 41 236260401Sscottl#define NFSV4OP_EXCHANGEID 42 237260401Sscottl#define NFSV4OP_CREATESESSION 43 238260401Sscottl#define NFSV4OP_DESTROYSESSION 44 239260401Sscottl#define NFSV4OP_FREESTATEID 45 240260401Sscottl#define NFSV4OP_GETDIRDELEG 46 241260401Sscottl#define NFSV4OP_GETDEVINFO 47 242260401Sscottl#define NFSV4OP_GETDEVLIST 48 243260401Sscottl#define NFSV4OP_LAYOUTCOMMIT 49 244260401Sscottl#define NFSV4OP_LAYOUTGET 50 245260401Sscottl#define NFSV4OP_LAYOUTRETURN 51 246260401Sscottl#define NFSV4OP_SECINFONONAME 52 247260401Sscottl#define NFSV4OP_SEQUENCE 53 248260401Sscottl#define NFSV4OP_SETSSV 54 249260401Sscottl#define NFSV4OP_TESTSTATEID 55 250260401Sscottl#define NFSV4OP_WANTDELEG 56 251260401Sscottl#define NFSV4OP_DESTROYCLIENTID 57 252260401Sscottl#define NFSV4OP_RECLAIMCOMPL 58 253260401Sscottl 254260401Sscottl/* 255260401Sscottl * Must be one more than last op#. 256260401Sscottl */ 257260401Sscottl#define NFSV41_NOPS 59 258260401Sscottl 259260401Sscottl/* Quirky case if the illegal op code */ 260260401Sscottl#define NFSV4OP_OPILLEGAL 10044 261260401Sscottl 262260401Sscottl/* 263260401Sscottl * Fake NFSV4OP_xxx used for nfsstat. Start at NFSV4OP_NOPS. 264260401Sscottl */ 265260401Sscottl#define NFSV4OP_SYMLINK (NFSV4OP_NOPS) 266260401Sscottl#define NFSV4OP_MKDIR (NFSV4OP_NOPS + 1) 267260401Sscottl#define NFSV4OP_RMDIR (NFSV4OP_NOPS + 2) 268260401Sscottl#define NFSV4OP_READDIRPLUS (NFSV4OP_NOPS + 3) 269260401Sscottl#define NFSV4OP_MKNOD (NFSV4OP_NOPS + 4) 270260401Sscottl#define NFSV4OP_FSSTAT (NFSV4OP_NOPS + 5) 271260401Sscottl#define NFSV4OP_FSINFO (NFSV4OP_NOPS + 6) 272260401Sscottl#define NFSV4OP_PATHCONF (NFSV4OP_NOPS + 7) 273260401Sscottl#define NFSV4OP_V3CREATE (NFSV4OP_NOPS + 8) 274260401Sscottl 275260401Sscottl/* 276260401Sscottl * This is the count of the fake operations listed above. 277260401Sscottl */ 278260401Sscottl#define NFSV4OP_FAKENOPS 9 279260401Sscottl 280260401Sscottl/* 281260401Sscottl * and the Callback OPs 282260401Sscottl */ 283260401Sscottl#define NFSV4OP_CBGETATTR 3 284260401Sscottl#define NFSV4OP_CBRECALL 4 285260401Sscottl 286260401Sscottl/* 287260401Sscottl * Must be one greater than the last Callback Operation#. 288260401Sscottl */ 289260401Sscottl#define NFSV4OP_CBNOPS 5 290260401Sscottl 291260401Sscottl/* 292260401Sscottl * Additional Callback Ops for NFSv4.1 only. Not yet in nfsstats. 293260401Sscottl */ 294260401Sscottl#define NFSV4OP_CBLAYOUTRECALL 5 295260401Sscottl#define NFSV4OP_CBNOTIFY 6 296260401Sscottl#define NFSV4OP_CBPUSHDELEG 7 297260401Sscottl#define NFSV4OP_CBRECALLANY 8 298260401Sscottl#define NFSV4OP_CBRECALLOBJAVAIL 9 299260401Sscottl#define NFSV4OP_CBRECALLSLOT 10 300260401Sscottl#define NFSV4OP_CBSEQUENCE 11 301260401Sscottl#define NFSV4OP_CBWANTCANCELLED 12 302260401Sscottl#define NFSV4OP_CBNOTIFYLOCK 13 303260401Sscottl#define NFSV4OP_CBNOTIFYDEVID 14 304260401Sscottl 305260401Sscottl/* 306260401Sscottl * The lower numbers -> 21 are used by NFSv2 and v3. These define higher 307260401Sscottl * numbers used by NFSv4. 308260401Sscottl * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is 309260401Sscottl * one greater than the last number. 310260401Sscottl */ 311260401Sscottl#ifndef NFS_V3NPROCS 312260401Sscottl#define NFS_V3NPROCS 22 313260401Sscottl 314260401Sscottl#define NFSPROC_LOOKUPP 22 315260401Sscottl#define NFSPROC_SETCLIENTID 23 316260401Sscottl#define NFSPROC_SETCLIENTIDCFRM 24 317260401Sscottl#define NFSPROC_LOCK 25 318260401Sscottl#define NFSPROC_LOCKU 26 319260401Sscottl#define NFSPROC_OPEN 27 320260401Sscottl#define NFSPROC_CLOSE 28 321260401Sscottl#define NFSPROC_OPENCONFIRM 29 322260401Sscottl#define NFSPROC_LOCKT 30 323260401Sscottl#define NFSPROC_OPENDOWNGRADE 31 324260401Sscottl#define NFSPROC_RENEW 32 325260401Sscottl#define NFSPROC_PUTROOTFH 33 326260401Sscottl#define NFSPROC_RELEASELCKOWN 34 327260401Sscottl#define NFSPROC_DELEGRETURN 35 328260401Sscottl#define NFSPROC_RETDELEGREMOVE 36 329260401Sscottl#define NFSPROC_RETDELEGRENAME1 37 330260401Sscottl#define NFSPROC_RETDELEGRENAME2 38 331260401Sscottl#define NFSPROC_GETACL 39 332260401Sscottl#define NFSPROC_SETACL 40 333260401Sscottl 334260401Sscottl/* 335260401Sscottl * Must be defined as one higher than the last Proc# above. 336260401Sscottl */ 337260401Sscottl#define NFSV4_NPROCS 41 338260401Sscottl 339260401Sscottl/* Additional procedures for NFSv4.1. */ 340260401Sscottl#define NFSPROC_EXCHANGEID 41 341260401Sscottl#define NFSPROC_CREATESESSION 42 342260401Sscottl#define NFSPROC_DESTROYSESSION 43 343260401Sscottl#define NFSPROC_DESTROYCLIENT 44 344260401Sscottl#define NFSPROC_FREESTATEID 45 345260401Sscottl#define NFSPROC_LAYOUTGET 46 346260401Sscottl#define NFSPROC_GETDEVICEINFO 47 347260401Sscottl#define NFSPROC_LAYOUTCOMMIT 48 348260401Sscottl#define NFSPROC_LAYOUTRETURN 49 349260401Sscottl#define NFSPROC_RECLAIMCOMPL 50 350260401Sscottl#define NFSPROC_WRITEDS 51 351260401Sscottl#define NFSPROC_READDS 52 352260401Sscottl#define NFSPROC_COMMITDS 53 353260401Sscottl 354260401Sscottl/* 355260401Sscottl * Must be defined as one higher than the last NFSv4.1 Proc# above. 356260401Sscottl */ 357260401Sscottl#define NFSV41_NPROCS 54 358260401Sscottl 359260401Sscottl#endif /* NFS_V3NPROCS */ 360260401Sscottl 361260401Sscottl/* 362260401Sscottl * Stats structure 363260401Sscottl */ 364260401Sscottlstruct ext_nfsstats { 365260401Sscottl int attrcache_hits; 366260401Sscottl int attrcache_misses; 367260401Sscottl int lookupcache_hits; 368260401Sscottl int lookupcache_misses; 369260401Sscottl int direofcache_hits; 370260401Sscottl int direofcache_misses; 371260401Sscottl int accesscache_hits; 372260401Sscottl int accesscache_misses; 373260401Sscottl int biocache_reads; 374260401Sscottl int read_bios; 375260401Sscottl int read_physios; 376260401Sscottl int biocache_writes; 377260401Sscottl int write_bios; 378260401Sscottl int write_physios; 379260401Sscottl int biocache_readlinks; 380260401Sscottl int readlink_bios; 381260401Sscottl int biocache_readdirs; 382260401Sscottl int readdir_bios; 383260401Sscottl int rpccnt[NFSV4_NPROCS]; 384260401Sscottl int rpcretries; 385260401Sscottl int srvrpccnt[NFSV4OP_NOPS + NFSV4OP_FAKENOPS]; 386260401Sscottl int srvrpc_errs; 387260401Sscottl int srv_errs; 388260401Sscottl int rpcrequests; 389260401Sscottl int rpctimeouts; 390260401Sscottl int rpcunexpected; 391260401Sscottl int rpcinvalid; 392260401Sscottl int srvcache_inproghits; 393260401Sscottl int srvcache_idemdonehits; 394260401Sscottl int srvcache_nonidemdonehits; 395260401Sscottl int srvcache_misses; 396260401Sscottl int srvcache_tcppeak; 397260401Sscottl int srvcache_size; 398260401Sscottl int srvclients; 399260401Sscottl int srvopenowners; 400260401Sscottl int srvopens; 401260401Sscottl int srvlockowners; 402260401Sscottl int srvlocks; 403260401Sscottl int srvdelegates; 404260401Sscottl int cbrpccnt[NFSV4OP_CBNOPS]; 405260401Sscottl int clopenowners; 406260401Sscottl int clopens; 407260401Sscottl int cllockowners; 408260401Sscottl int cllocks; 409260401Sscottl int cldelegates; 410260401Sscottl int cllocalopenowners; 411260401Sscottl int cllocalopens; 412260401Sscottl int cllocallockowners; 413260401Sscottl int cllocallocks; 414260401Sscottl}; 415260401Sscottl 416260401Sscottl#ifdef _KERNEL 417260401Sscottl/* 418260401Sscottl * Define the ext_nfsstats as nfsstats for the kernel code. 419260401Sscottl */ 420260401Sscottl#define nfsstats ext_nfsstats 421260401Sscottl 422260401Sscottl/* 423260401Sscottl * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code. 424260401Sscottl */ 425260401Sscottl#ifndef NFS_NPROCS 426260401Sscottl#define NFS_NPROCS NFSV4_NPROCS 427260401Sscottl#endif 428260401Sscottl 429260401Sscottl#include <fs/nfs/nfskpiport.h> 430260401Sscottl#include <fs/nfs/nfsdport.h> 431260401Sscottl#include <fs/nfs/rpcv2.h> 432260401Sscottl#include <fs/nfs/nfsproto.h> 433260401Sscottl#include <fs/nfs/nfs.h> 434260401Sscottl#include <fs/nfs/nfsclstate.h> 435260401Sscottl#include <fs/nfs/nfs_var.h> 436260401Sscottl#include <fs/nfs/nfsm_subs.h> 437260401Sscottl#include <fs/nfs/nfsrvcache.h> 438260401Sscottl#include <fs/nfs/nfsrvstate.h> 439260401Sscottl#include <fs/nfs/xdr_subs.h> 440260401Sscottl#include <fs/nfs/nfscl.h> 441260401Sscottl#include <nfsclient/nfsargs.h> 442260401Sscottl#include <fs/nfsclient/nfsmount.h> 443260401Sscottl 444260401Sscottl/* 445260401Sscottl * Just to keep nfs_var.h happy. 446260401Sscottl */ 447260401Sscottlstruct nfs_vattr { 448260401Sscottl int junk; 449260401Sscottl}; 450260401Sscottl 451260401Sscottlstruct nfsvattr { 452260401Sscottl struct vattr na_vattr; 453260401Sscottl nfsattrbit_t na_suppattr; 454260401Sscottl u_int32_t na_mntonfileno; 455260401Sscottl u_int64_t na_filesid[2]; 456260401Sscottl}; 457260401Sscottl 458260401Sscottl#define na_type na_vattr.va_type 459260401Sscottl#define na_mode na_vattr.va_mode 460260401Sscottl#define na_nlink na_vattr.va_nlink 461260401Sscottl#define na_uid na_vattr.va_uid 462260401Sscottl#define na_gid na_vattr.va_gid 463260401Sscottl#define na_fsid na_vattr.va_fsid 464260401Sscottl#define na_fileid na_vattr.va_fileid 465260401Sscottl#define na_size na_vattr.va_size 466260401Sscottl#define na_blocksize na_vattr.va_blocksize 467260401Sscottl#define na_atime na_vattr.va_atime 468260401Sscottl#define na_mtime na_vattr.va_mtime 469260401Sscottl#define na_ctime na_vattr.va_ctime 470260401Sscottl#define na_gen na_vattr.va_gen 471260401Sscottl#define na_flags na_vattr.va_flags 472260401Sscottl#define na_rdev na_vattr.va_rdev 473260401Sscottl#define na_bytes na_vattr.va_bytes 474260401Sscottl#define na_filerev na_vattr.va_filerev 475260401Sscottl#define na_vaflags na_vattr.va_vaflags 476260401Sscottl 477260401Sscottl#include <fs/nfsclient/nfsnode.h> 478260401Sscottl 479260401Sscottl/* 480260401Sscottl * This is the header structure used for the lists, etc. (It has the 481260401Sscottl * above record in it. 482260401Sscottl */ 483260401Sscottlstruct nfsrv_stablefirst { 484260401Sscottl LIST_HEAD(, nfsrv_stable) nsf_head; /* Head of nfsrv_stable list */ 485260401Sscottl time_t nsf_eograce; /* Time grace period ends */ 486260401Sscottl time_t *nsf_bootvals; /* Previous boottime values */ 487260401Sscottl struct file *nsf_fp; /* File table pointer */ 488260401Sscottl u_char nsf_flags; /* NFSNSF_ flags */ 489260401Sscottl struct nfsf_rec nsf_rec; /* and above first record */ 490260401Sscottl}; 491260401Sscottl#define nsf_lease nsf_rec.lease 492260401Sscottl#define nsf_numboots nsf_rec.numboots 493260401Sscottl 494260401Sscottl/* NFSNSF_xxx flags */ 495260401Sscottl#define NFSNSF_UPDATEDONE 0x01 496260401Sscottl#define NFSNSF_GRACEOVER 0x02 497260401Sscottl#define NFSNSF_NEEDLOCK 0x04 498260401Sscottl#define NFSNSF_EXPIREDCLIENT 0x08 499260401Sscottl#define NFSNSF_NOOPENS 0x10 500260401Sscottl#define NFSNSF_OK 0x20 501260401Sscottl 502260401Sscottl/* 503260401Sscottl * Maximum number of boot times allowed in record. Although there is 504260401Sscottl * really no need for a fixed upper bound, this serves as a sanity check 505260401Sscottl * for a corrupted file. 506260401Sscottl */ 507260401Sscottl#define NFSNSF_MAXNUMBOOTS 10000 508260401Sscottl 509260401Sscottl/* 510260401Sscottl * This structure defines the other records in the file. The 511260401Sscottl * nst_client array is actually the size of the client string name. 512260401Sscottl */ 513260401Sscottlstruct nfst_rec { 514260401Sscottl u_int16_t len; 515260401Sscottl u_char flag; 516260401Sscottl u_char client[1]; 517260401Sscottl}; 518260401Sscottl/* and the values for flag */ 519260401Sscottl#define NFSNST_NEWSTATE 0x1 520260401Sscottl#define NFSNST_REVOKE 0x2 521260401Sscottl#define NFSNST_GOTSTATE 0x4 522260401Sscottl 523260401Sscottl/* 524260401Sscottl * This structure is linked onto nfsrv_stablefirst for the duration of 525260401Sscottl * reclaim. 526260401Sscottl */ 527260401Sscottlstruct nfsrv_stable { 528260401Sscottl LIST_ENTRY(nfsrv_stable) nst_list; 529260401Sscottl struct nfsclient *nst_clp; 530260401Sscottl struct nfst_rec nst_rec; 531260401Sscottl}; 532260401Sscottl#define nst_timestamp nst_rec.timestamp 533260401Sscottl#define nst_len nst_rec.len 534260401Sscottl#define nst_flag nst_rec.flag 535260401Sscottl#define nst_client nst_rec.client 536260401Sscottl 537260401Sscottl/* 538260401Sscottl * At some point the server will run out of kernel storage for 539260401Sscottl * state structures. For FreeBSD5.2, this results in a panic 540260401Sscottl * kmem_map is full. It happens at well over 1000000 opens plus 541260401Sscottl * locks on a PIII-800 with 256Mbytes, so that is where I've set 542260401Sscottl * the limit. If your server panics due to too many opens/locks, 543260401Sscottl * decrease the size of NFSRV_V4STATELIMIT. If you find the server 544260401Sscottl * returning NFS4ERR_RESOURCE a lot and have lots of memory, try 545260401Sscottl * increasing it. 546260401Sscottl */ 547260401Sscottl#define NFSRV_V4STATELIMIT 500000 /* Max # of Opens + Locks */ 548260401Sscottl 549260401Sscottl/* 550260401Sscottl * The type required differs with BSDen (just the second arg). 551260401Sscottl */ 552260401Sscottlvoid nfsrvd_rcv(struct socket *, void *, int); 553260401Sscottl 554260401Sscottl/* 555260401Sscottl * Macros for handling socket addresses. (Hopefully this makes the code 556260401Sscottl * more portable, since I've noticed some 'BSD don't have sockaddrs in 557260401Sscottl * mbufs any more.) 558260401Sscottl */ 559260401Sscottl#define NFSSOCKADDR(a, t) ((t)(a)) 560260401Sscottl#define NFSSOCKADDRALLOC(a) \ 561260401Sscottl do { \ 562260401Sscottl MALLOC((a), struct sockaddr *, sizeof (struct sockaddr), \ 563260401Sscottl M_SONAME, M_WAITOK); \ 564260401Sscottl NFSBZERO((a), sizeof (struct sockaddr)); \ 565260401Sscottl } while (0) 566260401Sscottl#define NFSSOCKADDRSIZE(a, s) ((a)->sa_len = (s)) 567260401Sscottl#define NFSSOCKADDRFREE(a) \ 568260401Sscottl do { \ 569260401Sscottl if (a) \ 570260401Sscottl FREE((caddr_t)(a), M_SONAME); \ 571260401Sscottl } while (0) 572260401Sscottl 573260401Sscottl/* 574260401Sscottl * These should be defined as a process or thread structure, as required 575260401Sscottl * for signal handling, etc. 576260401Sscottl */ 577260401Sscottl#define NFSNEWCRED(c) (crdup(c)) 578260401Sscottl#define NFSPROCCRED(p) ((p)->td_ucred) 579260401Sscottl#define NFSFREECRED(c) (crfree(c)) 580260401Sscottl#define NFSUIOPROC(u, p) ((u)->uio_td = NULL) 581260401Sscottl#define NFSPROCP(p) ((p)->td_proc) 582260401Sscottl 583260401Sscottl/* 584260401Sscottl * Define these so that cn_hash and its length is ignored. 585260401Sscottl */ 586260401Sscottl#define NFSCNHASHZERO(c) 587260401Sscottl#define NFSCNHASH(c, v) 588260401Sscottl#define NCHNAMLEN 9999999 589260401Sscottl 590260401Sscottl/* 591260401Sscottl * These macros are defined to initialize and set the timer routine. 592260401Sscottl */ 593260401Sscottl#define NFS_TIMERINIT \ 594260401Sscottl newnfs_timer(NULL) 595260401Sscottl 596260401Sscottl/* 597260401Sscottl * Handle SMP stuff: 598260401Sscottl */ 599260401Sscottl#define NFSSTATESPINLOCK extern struct mtx nfs_state_mutex 600260401Sscottl#define NFSLOCKSTATE() mtx_lock(&nfs_state_mutex) 601260401Sscottl#define NFSUNLOCKSTATE() mtx_unlock(&nfs_state_mutex) 602260401Sscottl#define NFSSTATEMUTEXPTR (&nfs_state_mutex) 603260401Sscottl#define NFSREQSPINLOCK extern struct mtx nfs_req_mutex 604260401Sscottl#define NFSLOCKREQ() mtx_lock(&nfs_req_mutex) 605260401Sscottl#define NFSUNLOCKREQ() mtx_unlock(&nfs_req_mutex) 606260401Sscottl#define NFSSOCKMUTEX extern struct mtx nfs_slock_mutex 607260401Sscottl#define NFSSOCKMUTEXPTR (&nfs_slock_mutex) 608260401Sscottl#define NFSLOCKSOCK() mtx_lock(&nfs_slock_mutex) 609260401Sscottl#define NFSUNLOCKSOCK() mtx_unlock(&nfs_slock_mutex) 610260401Sscottl#define NFSNAMEIDMUTEX extern struct mtx nfs_nameid_mutex 611260401Sscottl#define NFSLOCKNAMEID() mtx_lock(&nfs_nameid_mutex) 612260401Sscottl#define NFSUNLOCKNAMEID() mtx_unlock(&nfs_nameid_mutex) 613260401Sscottl#define NFSNAMEIDREQUIRED() mtx_assert(&nfs_nameid_mutex, MA_OWNED) 614260401Sscottl#define NFSCLSTATEMUTEX extern struct mtx nfs_clstate_mutex 615260401Sscottl#define NFSCLSTATEMUTEXPTR (&nfs_clstate_mutex) 616260401Sscottl#define NFSLOCKCLSTATE() mtx_lock(&nfs_clstate_mutex) 617260401Sscottl#define NFSUNLOCKCLSTATE() mtx_unlock(&nfs_clstate_mutex) 618260401Sscottl#define NFSDLOCKMUTEX extern struct mtx newnfsd_mtx 619260401Sscottl#define NFSDLOCKMUTEXPTR (&newnfsd_mtx) 620260401Sscottl#define NFSD_LOCK() mtx_lock(&newnfsd_mtx) 621260401Sscottl#define NFSD_UNLOCK() mtx_unlock(&newnfsd_mtx) 622260401Sscottl#define NFSD_LOCK_ASSERT() mtx_assert(&newnfsd_mtx, MA_OWNED) 623260401Sscottl#define NFSD_UNLOCK_ASSERT() mtx_assert(&newnfsd_mtx, MA_NOTOWNED) 624260401Sscottl#define NFSV4ROOTLOCKMUTEX extern struct mtx nfs_v4root_mutex 625260401Sscottl#define NFSV4ROOTLOCKMUTEXPTR (&nfs_v4root_mutex) 626260401Sscottl#define NFSLOCKV4ROOTMUTEX() mtx_lock(&nfs_v4root_mutex) 627260401Sscottl#define NFSUNLOCKV4ROOTMUTEX() mtx_unlock(&nfs_v4root_mutex) 628260401Sscottl#define NFSLOCKNODE(n) mtx_lock(&((n)->n_mtx)) 629260401Sscottl#define NFSUNLOCKNODE(n) mtx_unlock(&((n)->n_mtx)) 630260401Sscottl#define NFSLOCKMNT(m) mtx_lock(&((m)->nm_mtx)) 631260401Sscottl#define NFSUNLOCKMNT(m) mtx_unlock(&((m)->nm_mtx)) 632260401Sscottl#define NFSLOCKREQUEST(r) mtx_lock(&((r)->r_mtx)) 633260401Sscottl#define NFSUNLOCKREQUEST(r) mtx_unlock(&((r)->r_mtx)) 634260401Sscottl#define NFSPROCLISTLOCK() sx_slock(&allproc_lock) 635260401Sscottl#define NFSPROCLISTUNLOCK() sx_sunlock(&allproc_lock) 636260401Sscottl#define NFSLOCKSOCKREQ(r) mtx_lock(&((r)->nr_mtx)) 637260401Sscottl#define NFSUNLOCKSOCKREQ(r) mtx_unlock(&((r)->nr_mtx)) 638260401Sscottl#define NFSLOCKDS(d) mtx_lock(&((d)->nfsclds_mtx)) 639260401Sscottl#define NFSUNLOCKDS(d) mtx_unlock(&((d)->nfsclds_mtx)) 640260401Sscottl#define NFSSESSIONMUTEXPTR(s) (&((s)->mtx)) 641260401Sscottl#define NFSLOCKSESSION(s) mtx_lock(&((s)->mtx)) 642260401Sscottl#define NFSUNLOCKSESSION(s) mtx_unlock(&((s)->mtx)) 643260401Sscottl 644260401Sscottl/* 645260401Sscottl * Use these macros to initialize/free a mutex. 646260401Sscottl */ 647260401Sscottl#define NFSINITSOCKMUTEX(m) mtx_init((m), "nfssock", NULL, MTX_DEF) 648260401Sscottl#define NFSFREEMUTEX(m) mtx_destroy((m)) 649260401Sscottl 650260401Sscottlint nfsmsleep(void *, void *, int, const char *, struct timespec *); 651260401Sscottl 652260401Sscottl/* 653260401Sscottl * And weird vm stuff in the nfs server. 654260401Sscottl */ 655260401Sscottl#define PDIRUNLOCK 0x0 656260401Sscottl#define MAX_COMMIT_COUNT (1024 * 1024) 657260401Sscottl 658260401Sscottl/* 659260401Sscottl * Define these to handle the type of va_rdev. 660260401Sscottl */ 661260401Sscottl#define NFSMAKEDEV(m, n) makedev((m), (n)) 662260401Sscottl#define NFSMAJOR(d) major(d) 663260401Sscottl#define NFSMINOR(d) minor(d) 664260401Sscottl 665260401Sscottl/* 666260401Sscottl * Define this to be the macro that returns the minimum size required 667260401Sscottl * for a directory entry. 668260401Sscottl */ 669260401Sscottl#define DIRENT_SIZE(dp) GENERIC_DIRSIZ(dp) 670260401Sscottl 671260401Sscottl/* 672260401Sscottl * The vnode tag for nfsv4root. 673260401Sscottl */ 674260401Sscottl#define VT_NFSV4ROOT "nfsv4root" 675260401Sscottl 676260401Sscottl/* 677260401Sscottl * Define whatever it takes to do a vn_rdwr(). 678260401Sscottl */ 679260401Sscottl#define NFSD_RDWR(r, v, b, l, o, s, i, c, a, p) \ 680260401Sscottl vn_rdwr((r), (v), (b), (l), (o), (s), (i), (c), NULL, (a), (p)) 681260401Sscottl 682260401Sscottl/* 683260401Sscottl * Macros for handling memory for different BSDen. 684260401Sscottl * NFSBCOPY(src, dst, len) - copies len bytes, non-overlapping 685260401Sscottl * NFSOVBCOPY(src, dst, len) - ditto, but data areas might overlap 686260401Sscottl * NFSBCMP(cp1, cp2, len) - compare len bytes, return 0 if same 687260401Sscottl * NFSBZERO(cp, len) - set len bytes to 0x0 688260401Sscottl */ 689260401Sscottl#define NFSBCOPY(s, d, l) bcopy((s), (d), (l)) 690260401Sscottl#define NFSOVBCOPY(s, d, l) ovbcopy((s), (d), (l)) 691260401Sscottl#define NFSBCMP(s, d, l) bcmp((s), (d), (l)) 692260401Sscottl#define NFSBZERO(s, l) bzero((s), (l)) 693260401Sscottl 694260401Sscottl/* 695260401Sscottl * Some queue.h files don't have these dfined in them. 696260401Sscottl */ 697260401Sscottl#define LIST_END(head) NULL 698260401Sscottl#define SLIST_END(head) NULL 699260401Sscottl#define TAILQ_END(head) NULL 700260401Sscottl 701260401Sscottl/* 702260401Sscottl * This must be defined to be a global variable that increments once 703260401Sscottl * per second, but never stops or goes backwards, even when a "date" 704260401Sscottl * command changes the TOD clock. It is used for delta times for 705260401Sscottl * leases, etc. 706260401Sscottl */ 707260401Sscottl#define NFSD_MONOSEC time_uptime 708260401Sscottl 709260401Sscottl/* 710260401Sscottl * Declare the malloc types. 711260401Sscottl */ 712260401SscottlMALLOC_DECLARE(M_NEWNFSRVCACHE); 713260401SscottlMALLOC_DECLARE(M_NEWNFSDCLIENT); 714260401SscottlMALLOC_DECLARE(M_NEWNFSDSTATE); 715260401SscottlMALLOC_DECLARE(M_NEWNFSDLOCK); 716260401SscottlMALLOC_DECLARE(M_NEWNFSDLOCKFILE); 717260401SscottlMALLOC_DECLARE(M_NEWNFSSTRING); 718260401SscottlMALLOC_DECLARE(M_NEWNFSUSERGROUP); 719260401SscottlMALLOC_DECLARE(M_NEWNFSDREQ); 720260401SscottlMALLOC_DECLARE(M_NEWNFSFH); 721260401SscottlMALLOC_DECLARE(M_NEWNFSCLOWNER); 722260401SscottlMALLOC_DECLARE(M_NEWNFSCLOPEN); 723260401SscottlMALLOC_DECLARE(M_NEWNFSCLDELEG); 724260401SscottlMALLOC_DECLARE(M_NEWNFSCLCLIENT); 725260401SscottlMALLOC_DECLARE(M_NEWNFSCLLOCKOWNER); 726260401SscottlMALLOC_DECLARE(M_NEWNFSCLLOCK); 727260401SscottlMALLOC_DECLARE(M_NEWNFSDIROFF); 728260401SscottlMALLOC_DECLARE(M_NEWNFSV4NODE); 729260401SscottlMALLOC_DECLARE(M_NEWNFSDIRECTIO); 730260401SscottlMALLOC_DECLARE(M_NEWNFSMNT); 731260401SscottlMALLOC_DECLARE(M_NEWNFSDROLLBACK); 732260401SscottlMALLOC_DECLARE(M_NEWNFSLAYOUT); 733260401SscottlMALLOC_DECLARE(M_NEWNFSFLAYOUT); 734260401SscottlMALLOC_DECLARE(M_NEWNFSDEVINFO); 735260401SscottlMALLOC_DECLARE(M_NEWNFSSOCKREQ); 736260401SscottlMALLOC_DECLARE(M_NEWNFSCLDS); 737260401SscottlMALLOC_DECLARE(M_NEWNFSLAYRECALL); 738260401SscottlMALLOC_DECLARE(M_NEWNFSDSESSION); 739260401Sscottl#define M_NFSRVCACHE M_NEWNFSRVCACHE 740260401Sscottl#define M_NFSDCLIENT M_NEWNFSDCLIENT 741260401Sscottl#define M_NFSDSTATE M_NEWNFSDSTATE 742260401Sscottl#define M_NFSDLOCK M_NEWNFSDLOCK 743260401Sscottl#define M_NFSDLOCKFILE M_NEWNFSDLOCKFILE 744260401Sscottl#define M_NFSSTRING M_NEWNFSSTRING 745260401Sscottl#define M_NFSUSERGROUP M_NEWNFSUSERGROUP 746260401Sscottl#define M_NFSDREQ M_NEWNFSDREQ 747260401Sscottl#define M_NFSFH M_NEWNFSFH 748260401Sscottl#define M_NFSCLOWNER M_NEWNFSCLOWNER 749260401Sscottl#define M_NFSCLOPEN M_NEWNFSCLOPEN 750260401Sscottl#define M_NFSCLDELEG M_NEWNFSCLDELEG 751260401Sscottl#define M_NFSCLCLIENT M_NEWNFSCLCLIENT 752260401Sscottl#define M_NFSCLLOCKOWNER M_NEWNFSCLLOCKOWNER 753260401Sscottl#define M_NFSCLLOCK M_NEWNFSCLLOCK 754260401Sscottl#define M_NFSDIROFF M_NEWNFSDIROFF 755260401Sscottl#define M_NFSV4NODE M_NEWNFSV4NODE 756260401Sscottl#define M_NFSDIRECTIO M_NEWNFSDIRECTIO 757260401Sscottl#define M_NFSDROLLBACK M_NEWNFSDROLLBACK 758260401Sscottl#define M_NFSLAYOUT M_NEWNFSLAYOUT 759260401Sscottl#define M_NFSFLAYOUT M_NEWNFSFLAYOUT 760260401Sscottl#define M_NFSDEVINFO M_NEWNFSDEVINFO 761260401Sscottl#define M_NFSSOCKREQ M_NEWNFSSOCKREQ 762260401Sscottl#define M_NFSCLDS M_NEWNFSCLDS 763260401Sscottl#define M_NFSLAYRECALL M_NEWNFSLAYRECALL 764260401Sscottl#define M_NFSDSESSION M_NEWNFSDSESSION 765260401Sscottl 766260401Sscottl#define NFSINT_SIGMASK(set) \ 767260401Sscottl (SIGISMEMBER(set, SIGINT) || SIGISMEMBER(set, SIGTERM) || \ 768260401Sscottl SIGISMEMBER(set, SIGHUP) || SIGISMEMBER(set, SIGKILL) || \ 769260401Sscottl SIGISMEMBER(set, SIGQUIT)) 770260401Sscottl 771260401Sscottl/* 772260401Sscottl * Convert a quota block count to byte count. 773260401Sscottl */ 774260401Sscottl#define NFSQUOTABLKTOBYTE(q, b) (q) *= (b) 775260401Sscottl 776260401Sscottl/* 777260401Sscottl * Define this as the largest file size supported. (It should probably 778260401Sscottl * be available via a VFS_xxx Op, but it isn't. 779260401Sscottl */ 780260401Sscottl#define NFSRV_MAXFILESIZE ((u_int64_t)0x800000000000) 781260401Sscottl 782260401Sscottl/* 783260401Sscottl * Set this macro to index() or strchr(), whichever is supported. 784260401Sscottl */ 785260401Sscottl#define STRCHR(s, c) strchr((s), (c)) 786260401Sscottl 787260401Sscottl/* 788260401Sscottl * Set the n_time in the client write rpc, as required. 789260401Sscottl */ 790260401Sscottl#define NFSWRITERPC_SETTIME(w, n, v4) \ 791260401Sscottl do { \ 792260401Sscottl if (w) { \ 793260401Sscottl (n)->n_mtime = (n)->n_vattr.na_vattr.va_mtime; \ 794260401Sscottl if (v4) \ 795260401Sscottl (n)->n_change = (n)->n_vattr.na_vattr.va_filerev; \ 796260401Sscottl } \ 797260401Sscottl } while (0) 798260401Sscottl 799260401Sscottl/* 800260401Sscottl * Fake value, just to make the client work. 801260401Sscottl */ 802260401Sscottl#define NFS_LATTR_NOSHRINK 1 803260401Sscottl 804260401Sscottl/* 805260401Sscottl * Prototypes for functions where the arguments vary for different ports. 806260401Sscottl */ 807260401Sscottlint nfscl_loadattrcache(struct vnode **, struct nfsvattr *, void *, void *, 808260401Sscottl int, int); 809260401Sscottlint newnfs_realign(struct mbuf **, int); 810260401Sscottl 811260401Sscottl/* 812260401Sscottl * If the port runs on an SMP box that can enforce Atomic ops with low 813260401Sscottl * overheads, define these as atomic increments/decrements. If not, 814260401Sscottl * don't worry about it, since these are used for stats that can be 815260401Sscottl * "out by one" without disastrous consequences. 816260401Sscottl */ 817260401Sscottl#define NFSINCRGLOBAL(a) ((a)++) 818260401Sscottl 819260401Sscottl/* 820260401Sscottl * Assorted funky stuff to make things work under Darwin8. 821260401Sscottl */ 822260401Sscottl/* 823260401Sscottl * These macros checks for a field in vattr being set. 824260401Sscottl */ 825260401Sscottl#define NFSATTRISSET(t, v, a) ((v)->a != (t)VNOVAL) 826260401Sscottl#define NFSATTRISSETTIME(v, a) ((v)->a.tv_sec != VNOVAL) 827260401Sscottl 828260401Sscottl/* 829260401Sscottl * Manipulate mount flags. 830260401Sscottl */ 831260401Sscottl#define NFSSTA_HASWRITEVERF 0x00040000 /* Has write verifier */ 832260401Sscottl#define NFSSTA_GOTFSINFO 0x00100000 /* Got the fsinfo */ 833260401Sscottl#define NFSSTA_NOLAYOUTCOMMIT 0x04000000 /* Don't do LayoutCommit */ 834260401Sscottl#define NFSSTA_SESSPERSIST 0x08000000 /* Has a persistent session */ 835260401Sscottl#define NFSSTA_TIMEO 0x10000000 /* Experiencing a timeout */ 836260401Sscottl#define NFSSTA_LOCKTIMEO 0x20000000 /* Experiencing a lockd timeout */ 837260401Sscottl#define NFSSTA_HASSETFSID 0x40000000 /* Has set the fsid */ 838260401Sscottl#define NFSSTA_PNFS 0x80000000 /* pNFS is enabled */ 839260401Sscottl 840260401Sscottl#define NFSHASNFSV3(n) ((n)->nm_flag & NFSMNT_NFSV3) 841260401Sscottl#define NFSHASNFSV4(n) ((n)->nm_flag & NFSMNT_NFSV4) 842260401Sscottl#define NFSHASNFSV4N(n) ((n)->nm_minorvers > 0) 843260401Sscottl#define NFSHASNFSV3OR4(n) ((n)->nm_flag & (NFSMNT_NFSV3 | NFSMNT_NFSV4)) 844260401Sscottl#define NFSHASGOTFSINFO(n) ((n)->nm_state & NFSSTA_GOTFSINFO) 845260401Sscottl#define NFSHASHASSETFSID(n) ((n)->nm_state & NFSSTA_HASSETFSID) 846260401Sscottl#define NFSHASSTRICT3530(n) ((n)->nm_flag & NFSMNT_STRICT3530) 847260401Sscottl#define NFSHASWRITEVERF(n) ((n)->nm_state & NFSSTA_HASWRITEVERF) 848260401Sscottl#define NFSHASINT(n) ((n)->nm_flag & NFSMNT_INT) 849260401Sscottl#define NFSHASSOFT(n) ((n)->nm_flag & NFSMNT_SOFT) 850260401Sscottl#define NFSHASINTORSOFT(n) ((n)->nm_flag & (NFSMNT_INT | NFSMNT_SOFT)) 851260401Sscottl#define NFSHASDUMBTIMR(n) ((n)->nm_flag & NFSMNT_DUMBTIMR) 852260401Sscottl#define NFSHASNOCONN(n) ((n)->nm_flag & NFSMNT_MNTD) 853260401Sscottl#define NFSHASKERB(n) ((n)->nm_flag & NFSMNT_KERB) 854260401Sscottl#define NFSHASALLGSSNAME(n) ((n)->nm_flag & NFSMNT_ALLGSSNAME) 855260401Sscottl#define NFSHASINTEGRITY(n) ((n)->nm_flag & NFSMNT_INTEGRITY) 856260401Sscottl#define NFSHASPRIVACY(n) ((n)->nm_flag & NFSMNT_PRIVACY) 857260401Sscottl#define NFSSETWRITEVERF(n) ((n)->nm_state |= NFSSTA_HASWRITEVERF) 858260401Sscottl#define NFSSETHASSETFSID(n) ((n)->nm_state |= NFSSTA_HASSETFSID) 859260401Sscottl#define NFSHASPNFSOPT(n) ((n)->nm_flag & NFSMNT_PNFS) 860260401Sscottl#define NFSHASNOLAYOUTCOMMIT(n) ((n)->nm_state & NFSSTA_NOLAYOUTCOMMIT) 861260401Sscottl#define NFSHASSESSPERSIST(n) ((n)->nm_state & NFSSTA_SESSPERSIST) 862260401Sscottl#define NFSHASPNFS(n) ((n)->nm_state & NFSSTA_PNFS) 863260401Sscottl 864260401Sscottl/* 865260401Sscottl * Gets the stats field out of the mount structure. 866260401Sscottl */ 867260401Sscottl#define vfs_statfs(m) (&((m)->mnt_stat)) 868260401Sscottl 869260401Sscottl/* 870260401Sscottl * Set boottime. 871260401Sscottl */ 872260401Sscottl#define NFSSETBOOTTIME(b) ((b) = boottime) 873260401Sscottl 874260401Sscottl/* 875260401Sscottl * The size of directory blocks in the buffer cache. 876260401Sscottl * MUST BE in the range of PAGE_SIZE <= NFS_DIRBLKSIZ <= MAXBSIZE!! 877260401Sscottl */ 878260401Sscottl#define NFS_DIRBLKSIZ (16 * DIRBLKSIZ) /* Must be a multiple of DIRBLKSIZ */ 879260401Sscottl 880260401Sscottl/* 881260401Sscottl * Define these macros to access mnt_flag fields. 882260401Sscottl */ 883260401Sscottl#define NFSMNT_RDONLY(m) ((m)->mnt_flag & MNT_RDONLY) 884260401Sscottl#endif /* _KERNEL */ 885260401Sscottl 886260401Sscottl/* 887260401Sscottl * Define a structure similar to ufs_args for use in exporting the V4 root. 888260401Sscottl */ 889260401Sscottlstruct nfsex_args { 890260401Sscottl char *fspec; 891260401Sscottl struct export_args export; 892260401Sscottl}; 893260401Sscottl 894260401Sscottl/* 895260401Sscottl * These export flags should be defined, but there are no bits left. 896260401Sscottl * Maybe a separate mnt_exflag field could be added or the mnt_flag 897260401Sscottl * field increased to 64 bits? 898260401Sscottl */ 899260401Sscottl#ifndef MNT_EXSTRICTACCESS 900260401Sscottl#define MNT_EXSTRICTACCESS 0x0 901260401Sscottl#endif 902260401Sscottl#ifndef MNT_EXV4ONLY 903260401Sscottl#define MNT_EXV4ONLY 0x0 904260401Sscottl#endif 905260401Sscottl 906260401Sscottl#ifdef _KERNEL 907260401Sscottl/* 908260401Sscottl * Define this to invalidate the attribute cache for the nfs node. 909260401Sscottl */ 910260401Sscottl#define NFSINVALATTRCACHE(n) ((n)->n_attrstamp = 0) 911260401Sscottl 912260401Sscottl/* Used for FreeBSD only */ 913260401Sscottlvoid nfsd_mntinit(void); 914260401Sscottl 915260401Sscottl/* 916260401Sscottl * Define these for vnode lock/unlock ops. 917260401Sscottl * 918260401Sscottl * These are good abstractions to macro out, so that they can be added to 919260401Sscottl * later, for debugging or stats, etc. 920260401Sscottl */ 921260401Sscottl#define NFSVOPLOCK(v, f) vn_lock((v), (f)) 922260401Sscottl#define NFSVOPUNLOCK(v, f) VOP_UNLOCK((v), (f)) 923260401Sscottl#define NFSVOPISLOCKED(v) VOP_ISLOCKED((v)) 924260401Sscottl 925260401Sscottl/* 926260401Sscottl * Define ncl_hash(). 927260401Sscottl */ 928260401Sscottl#define ncl_hash(f, l) (fnv_32_buf((f), (l), FNV1_32_INIT)) 929260401Sscottl 930260401Sscottlint newnfs_iosize(struct nfsmount *); 931260401Sscottl 932260401Sscottl#ifdef NFS_DEBUG 933260401Sscottl 934260401Sscottlextern int nfs_debug; 935260401Sscottl#define NFS_DEBUG_ASYNCIO 1 /* asynchronous i/o */ 936260401Sscottl#define NFS_DEBUG_WG 2 /* server write gathering */ 937260401Sscottl#define NFS_DEBUG_RC 4 /* server request caching */ 938260401Sscottl 939260401Sscottl#define NFS_DPF(cat, args) \ 940260401Sscottl do { \ 941260401Sscottl if (nfs_debug & NFS_DEBUG_##cat) printf args; \ 942260401Sscottl } while (0) 943260401Sscottl 944260401Sscottl#else 945260401Sscottl 946260401Sscottl#define NFS_DPF(cat, args) 947260401Sscottl 948260401Sscottl#endif 949260401Sscottl 950260401Sscottlint newnfs_vncmpf(struct vnode *, void *); 951260401Sscottl 952260401Sscottl#ifndef NFS_MINDIRATTRTIMO 953260401Sscottl#define NFS_MINDIRATTRTIMO 3 /* VDIR attrib cache timeout in sec */ 954260401Sscottl#endif 955260401Sscottl#ifndef NFS_MAXDIRATTRTIMO 956260401Sscottl#define NFS_MAXDIRATTRTIMO 60 957260401Sscottl#endif 958260401Sscottl 959260401Sscottl/* 960260401Sscottl * Nfs outstanding request list element 961260401Sscottl */ 962260401Sscottlstruct nfsreq { 963260401Sscottl TAILQ_ENTRY(nfsreq) r_chain; 964260401Sscottl u_int32_t r_flags; /* flags on request, see below */ 965260401Sscottl struct nfsmount *r_nmp; /* Client mnt ptr */ 966260401Sscottl struct mtx r_mtx; /* Mutex lock for this structure */ 967260401Sscottl}; 968260401Sscottl 969260401Sscottl#ifndef NFS_MAXBSIZE 970260401Sscottl#define NFS_MAXBSIZE MAXBCACHEBUF 971260401Sscottl#endif 972260401Sscottl 973260401Sscottl/* 974260401Sscottl * This macro checks to see if issuing of delegations is allowed for this 975260401Sscottl * vnode. 976260401Sscottl */ 977260401Sscottl#ifdef VV_DISABLEDELEG 978260401Sscottl#define NFSVNO_DELEGOK(v) \ 979260401Sscottl ((v) == NULL || ((v)->v_vflag & VV_DISABLEDELEG) == 0) 980260401Sscottl#else 981260401Sscottl#define NFSVNO_DELEGOK(v) (1) 982260401Sscottl#endif 983260401Sscottl 984260401Sscottl#endif /* _KERNEL */ 985260401Sscottl 986260401Sscottl#endif /* _NFS_NFSPORT_H */ 987260401Sscottl