2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #ifndef _NFS_NFSPORT_H_
36 #define _NFSPORT_NFS_H_
39 * In general, I'm not fond of #includes in .h files, but this seems
40 * to be the cleanest way to handle #include files for the ports.
43 #include <sys/unistd.h>
44 #include <sys/param.h>
45 #include <sys/systm.h>
47 #include <sys/dirent.h>
48 #include <sys/domain.h>
49 #include <sys/fcntl.h>
51 #include <sys/filedesc.h>
52 #include <sys/kernel.h>
53 #include <sys/lockf.h>
54 #include <sys/malloc.h>
56 #include <sys/mount.h>
57 #include <sys/namei.h>
59 #include <sys/protosw.h>
60 #include <sys/reboot.h>
61 #include <sys/resourcevar.h>
62 #include <sys/signalvar.h>
63 #include <sys/socket.h>
64 #include <sys/socketvar.h>
66 #include <sys/syslog.h>
67 #include <sys/sysproto.h>
70 #include <sys/vnode.h>
74 #include <sys/module.h>
75 #include <sys/sysent.h>
76 #include <sys/syscall.h>
78 #include <sys/kthread.h>
79 #include <sys/syscallsubr.h>
80 #include <fs/fifofs/fifo.h>
82 #include <net/radix.h>
83 #include <net/route.h>
84 #include <net/if_dl.h>
85 #include <netinet/in.h>
86 #include <netinet/in_pcb.h>
87 #include <netinet/in_systm.h>
88 #include <netinet/in_var.h>
89 #include <netinet/ip.h>
90 #include <netinet/ip_var.h>
91 #include <netinet/tcp.h>
92 #include <netinet/tcp_fsm.h>
93 #include <netinet/tcp_seq.h>
94 #include <netinet/tcp_timer.h>
95 #include <netinet/tcp_var.h>
96 #include <netinet/vinet.h>
97 #include <machine/in_cksum.h>
98 #include <crypto/des/des.h>
101 #include <rpc/rpcclnt.h>
102 #include <rpc/rpcsec_gss.h>
105 * For Darwin, these functions should be "static" when built in a kext.
106 * (This is always defined as nil otherwise.)
109 #include <ufs/ufs/dir.h>
110 #include <ufs/ufs/quota.h>
111 #include <ufs/ufs/inode.h>
112 #include <ufs/ufs/extattr.h>
113 #include <ufs/ufs/ufsmount.h>
116 #include <vm/vm_object.h>
117 #include <vm/vm_extern.h>
118 #include <nfs/nfssvc.h>
123 * These types must be defined before the nfs includes.
125 #define NFSSOCKADDR_T struct sockaddr *
126 #define NFSPROC_T struct thread
127 #define NFSDEV_T dev_t
128 #define NFSSVCARGS nfssvc_args
129 #ifdef NFS4_ACL_EXTATTR_NAME
130 #define NFSACL_T struct acl
132 #define NFSACL_T void
136 * These should be defined as the types used for the corresponding VOP's
139 #define NFS_ACCESS_ARGS struct vop_access_args
140 #define NFS_OPEN_ARGS struct vop_open_args
141 #define NFS_GETATTR_ARGS struct vop_getattr_args
142 #define NFS_LOOKUP_ARGS struct vop_lookup_args
143 #define NFS_READDIR_ARGS struct vop_readdir_args
146 * Allocate mbufs. Must succeed and never set the mbuf ptr to NULL.
148 #define NFSMGET(m) do { \
149 MGET((m), M_TRYWAIT, MT_DATA); \
150 while ((m) == NULL ) { \
151 (void) nfs_catnap(PZERO, "nfsmget"); \
152 MGET((m), M_TRYWAIT, MT_DATA); \
155 #define NFSMGETHDR(m) do { \
156 MGETHDR((m), M_TRYWAIT, MT_DATA); \
157 while ((m) == NULL ) { \
158 (void) nfs_catnap(PZERO, "nfsmget"); \
159 MGETHDR((m), M_TRYWAIT, MT_DATA); \
162 #define NFSMCLGET(m, w) do { \
163 MGET((m), M_TRYWAIT, MT_DATA); \
164 while ((m) == NULL ) { \
165 (void) nfs_catnap(PZERO, "nfsmget"); \
166 MGET((m), M_TRYWAIT, MT_DATA); \
170 #define NFSMCLGETHDR(m, w) do { \
171 MGETHDR((m), M_TRYWAIT, MT_DATA); \
172 while ((m) == NULL ) { \
173 (void) nfs_catnap(PZERO, "nfsmget"); \
174 MGETHDR((m), M_TRYWAIT, MT_DATA); \
180 * Client side constant for size of a lockowner name.
182 #define NFSV4CL_LOCKNAMELEN 12
185 * Type for a mutex lock.
187 #define NFSMUTEX_T struct mtx
192 * NFSv4 Operation numbers.
194 #define NFSV4OP_ACCESS 3
195 #define NFSV4OP_CLOSE 4
196 #define NFSV4OP_COMMIT 5
197 #define NFSV4OP_CREATE 6
198 #define NFSV4OP_DELEGPURGE 7
199 #define NFSV4OP_DELEGRETURN 8
200 #define NFSV4OP_GETATTR 9
201 #define NFSV4OP_GETFH 10
202 #define NFSV4OP_LINK 11
203 #define NFSV4OP_LOCK 12
204 #define NFSV4OP_LOCKT 13
205 #define NFSV4OP_LOCKU 14
206 #define NFSV4OP_LOOKUP 15
207 #define NFSV4OP_LOOKUPP 16
208 #define NFSV4OP_NVERIFY 17
209 #define NFSV4OP_OPEN 18
210 #define NFSV4OP_OPENATTR 19
211 #define NFSV4OP_OPENCONFIRM 20
212 #define NFSV4OP_OPENDOWNGRADE 21
213 #define NFSV4OP_PUTFH 22
214 #define NFSV4OP_PUTPUBFH 23
215 #define NFSV4OP_PUTROOTFH 24
216 #define NFSV4OP_READ 25
217 #define NFSV4OP_READDIR 26
218 #define NFSV4OP_READLINK 27
219 #define NFSV4OP_REMOVE 28
220 #define NFSV4OP_RENAME 29
221 #define NFSV4OP_RENEW 30
222 #define NFSV4OP_RESTOREFH 31
223 #define NFSV4OP_SAVEFH 32
224 #define NFSV4OP_SECINFO 33
225 #define NFSV4OP_SETATTR 34
226 #define NFSV4OP_SETCLIENTID 35
227 #define NFSV4OP_SETCLIENTIDCFRM 36
228 #define NFSV4OP_VERIFY 37
229 #define NFSV4OP_WRITE 38
230 #define NFSV4OP_RELEASELCKOWN 39
233 * Must be one greater than the last Operation#.
235 #define NFSV4OP_NOPS 40
238 * Fake NFSV4OP_xxx used for nfsstat. Start at NFSV4OP_NOPS.
240 #define NFSV4OP_SYMLINK (NFSV4OP_NOPS)
241 #define NFSV4OP_MKDIR (NFSV4OP_NOPS + 1)
242 #define NFSV4OP_RMDIR (NFSV4OP_NOPS + 2)
243 #define NFSV4OP_READDIRPLUS (NFSV4OP_NOPS + 3)
244 #define NFSV4OP_MKNOD (NFSV4OP_NOPS + 4)
245 #define NFSV4OP_FSSTAT (NFSV4OP_NOPS + 5)
246 #define NFSV4OP_FSINFO (NFSV4OP_NOPS + 6)
247 #define NFSV4OP_PATHCONF (NFSV4OP_NOPS + 7)
248 #define NFSV4OP_V3CREATE (NFSV4OP_NOPS + 8)
251 * This is the count of the fake operations listed above.
253 #define NFSV4OP_FAKENOPS 9
256 * and the Callback OPs
258 #define NFSV4OP_CBGETATTR 3
259 #define NFSV4OP_CBRECALL 4
262 * Must be one greater than the last Callback Operation#.
264 #define NFSV4OP_CBNOPS 5
267 * The lower numbers -> 21 are used by NFSv2 and v3. These define higher
268 * numbers used by NFSv4.
269 * NFS_V3NPROCS is one greater than the last V3 op and NFS_NPROCS is
270 * one greater than the last number.
272 #define NFS_V3NPROCS 22
274 #define NFSPROC_LOOKUPP 22
275 #define NFSPROC_SETCLIENTID 23
276 #define NFSPROC_SETCLIENTIDCFRM 24
277 #define NFSPROC_LOCK 25
278 #define NFSPROC_LOCKU 26
279 #define NFSPROC_OPEN 27
280 #define NFSPROC_CLOSE 28
281 #define NFSPROC_OPENCONFIRM 29
282 #define NFSPROC_LOCKT 30
283 #define NFSPROC_OPENDOWNGRADE 31
284 #define NFSPROC_RENEW 32
285 #define NFSPROC_PUTROOTFH 33
286 #define NFSPROC_RELEASELCKOWN 34
287 #define NFSPROC_DELEGRETURN 35
288 #define NFSPROC_RETDELEGREMOVE 36
289 #define NFSPROC_RETDELEGRENAME1 37
290 #define NFSPROC_RETDELEGRENAME2 38
291 #define NFSPROC_GETACL 39
292 #define NFSPROC_SETACL 40
295 * Must be defined as one higher than the last Proc# above.
297 #define NFSV4_NPROCS 41
302 struct ext_nfsstats {
304 int attrcache_misses;
305 int lookupcache_hits;
306 int lookupcache_misses;
307 int direofcache_hits;
308 int direofcache_misses;
309 int accesscache_hits;
310 int accesscache_misses;
317 int biocache_readlinks;
319 int biocache_readdirs;
321 int rpccnt[NFSV4_NPROCS];
323 int srvrpccnt[NFSV4OP_NOPS + NFSV4OP_FAKENOPS];
330 int srvcache_inproghits;
331 int srvcache_idemdonehits;
332 int srvcache_nonidemdonehits;
334 int srvcache_tcppeak;
342 int cbrpccnt[NFSV4OP_CBNOPS];
348 int cllocalopenowners;
350 int cllocallockowners;
356 * Define the ext_nfsstats as nfsstats for the kernel code.
358 #define nfsstats ext_nfsstats
361 * Define NFS_NPROCS as NFSV4_NPROCS for the experimental kernel code.
363 #define NFS_NPROCS NFSV4_NPROCS
365 #include <fs/nfs/nfskpiport.h>
366 #include <fs/nfs/nfsdport.h>
367 #include <fs/nfs/rpcv2.h>
368 #include <fs/nfs/nfsproto.h>
369 #include <fs/nfs/nfs.h>
370 #include <fs/nfs/nfs_var.h>
371 #include <fs/nfs/nfsm_subs.h>
372 #include <fs/nfs/nfsrvcache.h>
373 #include <fs/nfs/nfsrvstate.h>
374 #include <fs/nfs/xdr_subs.h>
375 #include <fs/nfs/nfscl.h>
376 #include <fs/nfs/nfsclstate.h>
377 #include <fs/nfsclient/nfsargs.h>
378 #include <fs/nfsclient/nfsmount.h>
381 * Just to keep nfs_var.h happy.
388 struct vattr na_vattr;
389 nfsattrbit_t na_suppattr;
390 u_int32_t na_mntonfileno;
391 u_int64_t na_filesid[2];
394 #define na_type na_vattr.va_type
395 #define na_mode na_vattr.va_mode
396 #define na_nlink na_vattr.va_nlink
397 #define na_uid na_vattr.va_uid
398 #define na_gid na_vattr.va_gid
399 #define na_fsid na_vattr.va_fsid
400 #define na_fileid na_vattr.va_fileid
401 #define na_size na_vattr.va_size
402 #define na_blocksize na_vattr.va_blocksize
403 #define na_atime na_vattr.va_atime
404 #define na_mtime na_vattr.va_mtime
405 #define na_ctime na_vattr.va_ctime
406 #define na_gen na_vattr.va_gen
407 #define na_flags na_vattr.va_flags
408 #define na_rdev na_vattr.va_rdev
409 #define na_bytes na_vattr.va_bytes
410 #define na_filerev na_vattr.va_filerev
411 #define na_vaflags na_vattr.va_vaflags
413 #include <fs/nfsclient/nfsnode.h>
416 * This is the header structure used for the lists, etc. (It has the
417 * above record in it.
419 struct nfsrv_stablefirst {
420 LIST_HEAD(, nfsrv_stable) nsf_head; /* Head of nfsrv_stable list */
421 time_t nsf_eograce; /* Time grace period ends */
422 time_t *nsf_bootvals; /* Previous boottime values */
423 struct file *nsf_fp; /* File table pointer */
424 u_char nsf_flags; /* NFSNSF_ flags */
425 struct nfsf_rec nsf_rec; /* and above first record */
427 #define nsf_lease nsf_rec.lease
428 #define nsf_numboots nsf_rec.numboots
430 /* NFSNSF_xxx flags */
431 #define NFSNSF_UPDATEDONE 0x01
432 #define NFSNSF_GRACEOVER 0x02
433 #define NFSNSF_NEEDLOCK 0x04
434 #define NFSNSF_EXPIREDCLIENT 0x08
435 #define NFSNSF_NOOPENS 0x10
436 #define NFSNSF_OK 0x20
439 * Maximum number of boot times allowed in record. Although there is
440 * really no need for a fixed upper bound, this serves as a sanity check
441 * for a corrupted file.
443 #define NFSNSF_MAXNUMBOOTS 10000
446 * This structure defines the other records in the file. The
447 * nst_client array is actually the size of the client string name.
454 /* and the values for flag */
455 #define NFSNST_NEWSTATE 0x1
456 #define NFSNST_REVOKE 0x2
457 #define NFSNST_GOTSTATE 0x4
460 * This structure is linked onto nfsrv_stablefirst for the duration of
463 struct nfsrv_stable {
464 LIST_ENTRY(nfsrv_stable) nst_list;
465 struct nfsclient *nst_clp;
466 struct nfst_rec nst_rec;
468 #define nst_timestamp nst_rec.timestamp
469 #define nst_len nst_rec.len
470 #define nst_flag nst_rec.flag
471 #define nst_client nst_rec.client
474 * At some point the server will run out of kernel storage for
475 * state structures. For FreeBSD5.2, this results in a panic
476 * kmem_map is full. It happens at well over 1000000 opens plus
477 * locks on a PIII-800 with 256Mbytes, so that is where I've set
478 * the limit. If your server panics due to too many opens/locks,
479 * decrease the size of NFSRV_V4STATELIMIT. If you find the server
480 * returning NFS4ERR_RESOURCE a lot and have lots of memory, try
483 #define NFSRV_V4STATELIMIT 500000 /* Max # of Opens + Locks */
486 * The type required differs with BSDen (just the second arg).
488 void nfsrvd_rcv(struct socket *, void *, int);
491 * Macros for handling socket addresses. (Hopefully this makes the code
492 * more portable, since I've noticed some 'BSD don't have sockaddrs in
495 #define NFSSOCKADDR(a, t) ((t)(a))
496 #define NFSSOCKADDRALLOC(a) \
498 MALLOC((a), struct sockaddr *, sizeof (struct sockaddr), \
499 M_SONAME, M_WAITOK); \
500 NFSBZERO((a), sizeof (struct sockaddr)); \
502 #define NFSSOCKADDRSIZE(a, s) ((a)->sa_len = (s))
503 #define NFSSOCKADDRFREE(a) \
506 FREE((caddr_t)(a), M_SONAME); \
510 * These should be defined as a process or thread structure, as required
511 * for signal handling, etc.
513 #define NFSNEWCRED(c) (crdup(c))
514 #define NFSPROCCRED(p) ((p)->td_ucred)
515 #define NFSFREECRED(c) (crfree(c))
516 #define NFSUIOPROC(u, p) ((u)->uio_td = NULL)
517 #define NFSPROCP(p) ((p)->td_proc)
520 * Define these so that cn_hash and its length is ignored.
522 #define NFSCNHASHZERO(c)
523 #define NFSCNHASH(c, v)
524 #define NCHNAMLEN 9999999
527 * Define these to use the time of day clock.
529 #define NFSGETTIME(t) (getmicrotime(t))
530 #define NFSGETNANOTIME(t) (getnanotime(t))
533 * These macros are defined to initialize and set the timer routine.
535 #define NFS_TIMERINIT \
541 #define NFSSTATESPINLOCK extern struct mtx nfs_state_mutex
542 #define NFSLOCKSTATE() mtx_lock(&nfs_state_mutex)
543 #define NFSUNLOCKSTATE() mtx_unlock(&nfs_state_mutex)
544 #define NFSREQSPINLOCK extern struct mtx nfs_req_mutex
545 #define NFSLOCKREQ() mtx_lock(&nfs_req_mutex)
546 #define NFSUNLOCKREQ() mtx_unlock(&nfs_req_mutex)
547 #define NFSCACHEMUTEX extern struct mtx nfs_cache_mutex
548 #define NFSCACHEMUTEXPTR (&nfs_cache_mutex)
549 #define NFSLOCKCACHE() mtx_lock(&nfs_cache_mutex)
550 #define NFSUNLOCKCACHE() mtx_unlock(&nfs_cache_mutex)
551 #define NFSCACHELOCKREQUIRED() mtx_assert(&nfs_cache_mutex, MA_OWNED)
552 #define NFSSOCKMUTEX extern struct mtx nfs_slock_mutex
553 #define NFSSOCKMUTEXPTR (&nfs_slock_mutex)
554 #define NFSLOCKSOCK() mtx_lock(&nfs_slock_mutex)
555 #define NFSUNLOCKSOCK() mtx_unlock(&nfs_slock_mutex)
556 #define NFSNAMEIDMUTEX extern struct mtx nfs_nameid_mutex
557 #define NFSLOCKNAMEID() mtx_lock(&nfs_nameid_mutex)
558 #define NFSUNLOCKNAMEID() mtx_unlock(&nfs_nameid_mutex)
559 #define NFSNAMEIDREQUIRED() mtx_assert(&nfs_nameid_mutex, MA_OWNED)
560 #define NFSCLSTATEMUTEX extern struct mtx nfs_clstate_mutex
561 #define NFSCLSTATEMUTEXPTR (&nfs_clstate_mutex)
562 #define NFSLOCKCLSTATE() mtx_lock(&nfs_clstate_mutex)
563 #define NFSUNLOCKCLSTATE() mtx_unlock(&nfs_clstate_mutex)
564 #define NFSDLOCKMUTEX extern struct mtx newnfsd_mtx
565 #define NFSDLOCKMUTEXPTR (&newnfsd_mtx)
566 #define NFSD_LOCK() mtx_lock(&newnfsd_mtx)
567 #define NFSD_UNLOCK() mtx_unlock(&newnfsd_mtx)
568 #define NFSD_LOCK_ASSERT() mtx_assert(&newnfsd_mtx, MA_OWNED)
569 #define NFSD_UNLOCK_ASSERT() mtx_assert(&newnfsd_mtx, MA_NOTOWNED)
570 #define NFSV4ROOTLOCKMUTEX extern struct mtx nfs_v4root_mutex
571 #define NFSV4ROOTLOCKMUTEXPTR (&nfs_v4root_mutex)
572 #define NFSLOCKV4ROOTMUTEX() mtx_lock(&nfs_v4root_mutex)
573 #define NFSUNLOCKV4ROOTMUTEX() mtx_unlock(&nfs_v4root_mutex)
574 #define NFSLOCKNODE(n) mtx_lock(&((n)->n_mtx))
575 #define NFSUNLOCKNODE(n) mtx_unlock(&((n)->n_mtx))
576 #define NFSLOCKMNT(m) mtx_lock(&((m)->nm_mtx))
577 #define NFSUNLOCKMNT(m) mtx_unlock(&((m)->nm_mtx))
578 #define NFSLOCKREQUEST(r) mtx_lock(&((r)->r_mtx))
579 #define NFSUNLOCKREQUEST(r) mtx_unlock(&((r)->r_mtx))
580 #define NFSPROCLISTLOCK() sx_slock(&allproc_lock)
581 #define NFSPROCLISTUNLOCK() sx_sunlock(&allproc_lock)
582 #define NFSLOCKSOCKREQ(r) mtx_lock(&((r)->nr_mtx))
583 #define NFSUNLOCKSOCKREQ(r) mtx_unlock(&((r)->nr_mtx))
586 * Use these macros to initialize/free a mutex.
588 #define NFSINITSOCKMUTEX(m) mtx_init((m), "nfssock", NULL, MTX_DEF)
589 #define NFSFREEMUTEX(m) mtx_destroy((m))
591 int nfsmsleep(void *, void *, int, const char *, struct timespec *);
594 * And weird vm stuff in the nfs server.
596 #define PDIRUNLOCK 0x0
597 #define MAX_COMMIT_COUNT (1024 * 1024)
600 * These macros are called at the start and end of operations that
601 * might modify the underlying file system.
603 #define NFS_STARTWRITE(v, m) vn_start_write((v), (m), V_WAIT)
604 #define NFS_ENDWRITE(m) vn_finished_write(m)
607 * Define these to handle the type of va_rdev.
609 #define NFSMAKEDEV(m, n) makedev((m), (n))
610 #define NFSMAJOR(d) major(d)
611 #define NFSMINOR(d) minor(d)
614 * Define this to be the macro that returns the minimum size required
615 * for a directory entry.
617 #define DIRENT_SIZE(dp) GENERIC_DIRSIZ(dp)
620 * The vnode tag for nfsv4root.
622 #define VT_NFSV4ROOT "nfsv4root"
625 * Define whatever it takes to do a vn_rdwr().
627 #define NFSD_RDWR(r, v, b, l, o, s, i, c, a, p) \
628 vn_rdwr((r), (v), (b), (l), (o), (s), (i), (c), NULL, (int *)(a), (p))
631 * Macros for handling memory for different BSDen.
632 * NFSBCOPY(src, dst, len) - copies len bytes, non-overlapping
633 * NFSOVBCOPY(src, dst, len) - ditto, but data areas might overlap
634 * NFSBCMP(cp1, cp2, len) - compare len bytes, return 0 if same
635 * NFSBZERO(cp, len) - set len bytes to 0x0
637 #define NFSBCOPY(s, d, l) bcopy((s), (d), (l))
638 #define NFSOVBCOPY(s, d, l) ovbcopy((s), (d), (l))
639 #define NFSBCMP(s, d, l) bcmp((s), (d), (l))
640 #define NFSBZERO(s, l) bzero((s), (l))
643 * Some queue.h files don't have these dfined in them.
645 #define LIST_END(head) NULL
646 #define SLIST_END(head) NULL
647 #define TAILQ_END(head) NULL
650 * This must be defined to be a global variable the increments once
651 * per second, but never stops or goes backwards, even when a "date"
652 * command changes the tod clock. It is used for delta times for
655 #define NFSD_MONOSEC time_uptime
658 * Declare the malloc types.
660 MALLOC_DECLARE(M_NEWNFSRVCACHE);
661 MALLOC_DECLARE(M_NEWNFSDCLIENT);
662 MALLOC_DECLARE(M_NEWNFSDSTATE);
663 MALLOC_DECLARE(M_NEWNFSDLOCK);
664 MALLOC_DECLARE(M_NEWNFSDLOCKFILE);
665 MALLOC_DECLARE(M_NEWNFSSTRING);
666 MALLOC_DECLARE(M_NEWNFSUSERGROUP);
667 MALLOC_DECLARE(M_NEWNFSDREQ);
668 MALLOC_DECLARE(M_NEWNFSFH);
669 MALLOC_DECLARE(M_NEWNFSCLOWNER);
670 MALLOC_DECLARE(M_NEWNFSCLOPEN);
671 MALLOC_DECLARE(M_NEWNFSCLDELEG);
672 MALLOC_DECLARE(M_NEWNFSCLCLIENT);
673 MALLOC_DECLARE(M_NEWNFSCLLOCKOWNER);
674 MALLOC_DECLARE(M_NEWNFSCLLOCK);
675 MALLOC_DECLARE(M_NEWNFSDIROFF);
676 MALLOC_DECLARE(M_NEWNFSV4NODE);
677 MALLOC_DECLARE(M_NEWNFSDIRECTIO);
678 MALLOC_DECLARE(M_NEWNFSMNT);
679 #define M_NFSRVCACHE M_NEWNFSRVCACHE
680 #define M_NFSDCLIENT M_NEWNFSDCLIENT
681 #define M_NFSDSTATE M_NEWNFSDSTATE
682 #define M_NFSDLOCK M_NEWNFSDLOCK
683 #define M_NFSDLOCKFILE M_NEWNFSDLOCKFILE
684 #define M_NFSSTRING M_NEWNFSSTRING
685 #define M_NFSUSERGROUP M_NEWNFSUSERGROUP
686 #define M_NFSDREQ M_NEWNFSDREQ
687 #define M_NFSFH M_NEWNFSFH
688 #define M_NFSCLOWNER M_NEWNFSCLOWNER
689 #define M_NFSCLOPEN M_NEWNFSCLOPEN
690 #define M_NFSCLDELEG M_NEWNFSCLDELEG
691 #define M_NFSCLCLIENT M_NEWNFSCLCLIENT
692 #define M_NFSCLLOCKOWNER M_NEWNFSCLLOCKOWNER
693 #define M_NFSCLLOCK M_NEWNFSCLLOCK
694 #define M_NFSDIROFF M_NEWNFSDIROFF
695 #define M_NFSV4NODE M_NEWNFSV4NODE
696 #define M_NFSDIRECTIO M_NEWNFSDIRECTIO
698 #define NFSINT_SIGMASK(set) \
699 (SIGISMEMBER(set, SIGINT) || SIGISMEMBER(set, SIGTERM) || \
700 SIGISMEMBER(set, SIGHUP) || SIGISMEMBER(set, SIGKILL) || \
701 SIGISMEMBER(set, SIGQUIT))
704 * Convert a quota block count to byte count.
706 #define NFSQUOTABLKTOBYTE(q, b) (q) *= (b)
709 * Define this as the largest file size supported. (It should probably
710 * be available via a VFS_xxx Op, but it isn't.
712 #define NFSRV_MAXFILESIZE ((u_int64_t)0x800000000000)
715 * Set this macro to index() or strchr(), whichever is supported.
717 #define STRCHR(s, c) index((s), (c))
720 * Set the n_time in the client write rpc, as required.
722 #define NFSWRITERPC_SETTIME(w, n, v4) \
725 (n)->n_mtime = (n)->n_vattr.na_vattr.va_mtime; \
727 (n)->n_change = (n)->n_vattr.na_vattr.va_filerev; \
732 * Fake value, just to make the client work.
734 #define NFS_LATTR_NOSHRINK 1
737 * Prototypes for functions where the arguments vary for different ports.
739 int nfscl_loadattrcache(struct vnode **, struct nfsvattr *, void *, void *,
741 void newnfs_realign(struct mbuf **);
744 * If the port runs on an SMP box that can enforce Atomic ops with low
745 * overheads, define these as atomic increments/decrements. If not,
746 * don't worry about it, since these are used for stats that can be
747 * "out by one" without disastrous consequences.
749 #define NFSINCRGLOBAL(a) ((a)++)
752 * Assorted funky stuff to make things work under Darwin8.
755 * These macros checks for a field in vattr being set.
757 #define NFSATTRISSET(t, v, a) ((v)->a != (t)VNOVAL)
758 #define NFSATTRISSETTIME(v, a) ((v)->a.tv_sec != VNOVAL)
761 * Manipulate mount flags.
763 #define NFSSTA_HASWRITEVERF 0x00040000 /* Has write verifier */
764 #define NFSSTA_GOTFSINFO 0x00100000 /* Got the fsinfo */
765 #define NFSSTA_TIMEO 0x10000000 /* Experiencing a timeout */
766 #define NFSSTA_LOCKTIMEO 0x20000000 /* Experiencing a lockd timeout */
767 #define NFSSTA_HASSETFSID 0x40000000 /* Has set the fsid */
769 #define NFSHASNFSV3(n) ((n)->nm_flag & NFSMNT_NFSV3)
770 #define NFSHASNFSV4(n) ((n)->nm_flag & NFSMNT_NFSV4)
771 #define NFSHASNFSV3OR4(n) ((n)->nm_flag & (NFSMNT_NFSV3 | NFSMNT_NFSV4))
772 #define NFSHASGOTFSINFO(n) ((n)->nm_state & NFSSTA_GOTFSINFO)
773 #define NFSHASHASSETFSID(n) ((n)->nm_state & NFSSTA_HASSETFSID)
774 #define NFSHASSTRICT3530(n) ((n)->nm_flag & NFSMNT_STRICT3530)
775 #define NFSHASWRITEVERF(n) ((n)->nm_state & NFSSTA_HASWRITEVERF)
776 #define NFSHASINT(n) ((n)->nm_flag & NFSMNT_INT)
777 #define NFSHASSOFT(n) ((n)->nm_flag & NFSMNT_SOFT)
778 #define NFSHASINTORSOFT(n) ((n)->nm_flag & (NFSMNT_INT | NFSMNT_SOFT))
779 #define NFSHASDUMBTIMR(n) ((n)->nm_flag & NFSMNT_DUMBTIMR)
780 #define NFSHASNOCONN(n) ((n)->nm_flag & NFSMNT_MNTD)
781 #define NFSHASKERB(n) ((n)->nm_flag & NFSMNT_KERB)
782 #define NFSHASALLGSSNAME(n) ((n)->nm_flag & NFSMNT_ALLGSSNAME)
783 #define NFSHASINTEGRITY(n) ((n)->nm_flag & NFSMNT_INTEGRITY)
784 #define NFSHASPRIVACY(n) ((n)->nm_flag & NFSMNT_PRIVACY)
785 #define NFSSETWRITEVERF(n) ((n)->nm_state |= NFSSTA_HASWRITEVERF)
786 #define NFSSETHASSETFSID(n) ((n)->nm_state |= NFSSTA_HASSETFSID)
787 #ifdef NFS4_ACL_EXTATTR_NAME
788 #define NFSHASNFS4ACL(m) ((m)->mnt_flag & MNT_NFS4ACLS)
790 #define NFSHASNFS4ACL(m) 0
794 * Gets the stats field out of the mount structure.
796 #define vfs_statfs(m) (&((m)->mnt_stat))
801 #define NFSSETBOOTTIME(b) ((b) = boottime)
804 * The size of directory blocks in the buffer cache.
805 * MUST BE in the range of PAGE_SIZE <= NFS_DIRBLKSIZ <= MAXBSIZE!!
807 #define NFS_DIRBLKSIZ (16 * DIRBLKSIZ) /* Must be a multiple of DIRBLKSIZ */
810 * Define these macros to access mnt_flag fields.
812 #define NFSMNT_RDONLY(m) ((m)->mnt_flag & MNT_RDONLY)
816 * Define a structure similar to ufs_args for use in exporting the V4 root.
820 struct export_args export;
824 * These export flags should be defined, but there are no bits left.
825 * Maybe a separate mnt_exflag field could be added or the mnt_flag
826 * field increased to 64 bits?
828 #ifndef MNT_EXSTRICTACCESS
829 #define MNT_EXSTRICTACCESS 0x0
832 #define MNT_EXV4ONLY 0x0
837 * Define this to invalidate the attribute cache for the nfs node.
839 #define NFSINVALATTRCACHE(n) ((n)->n_attrstamp = 0)
841 /* Used for FreeBSD only */
842 void nfsd_mntinit(void);
845 * Define these for vnode lock/unlock ops.
847 #define NFSVOPLOCK(v, f, p) vn_lock((v), (f))
848 #define NFSVOPUNLOCK(v, f, p) VOP_UNLOCK((v), (f))
849 #define NFSVOPISLOCKED(v, p) VOP_ISLOCKED((v))
854 #define ncl_hash(f, l) (fnv_32_buf((f), (l), FNV1_32_INIT))
856 int newnfs_iosize(struct nfsmount *);
860 extern int nfs_debug;
861 #define NFS_DEBUG_ASYNCIO 1 /* asynchronous i/o */
862 #define NFS_DEBUG_WG 2 /* server write gathering */
863 #define NFS_DEBUG_RC 4 /* server request caching */
865 #define NFS_DPF(cat, args) \
867 if (nfs_debug & NFS_DEBUG_##cat) printf args; \
872 #define NFS_DPF(cat, args)
876 int newnfs_vncmpf(struct vnode *, void *);
878 #ifndef NFS_MINDIRATTRTIMO
879 #define NFS_MINDIRATTRTIMO 3 /* VDIR attrib cache timeout in sec */
881 #ifndef NFS_MAXDIRATTRTIMO
882 #define NFS_MAXDIRATTRTIMO 60
886 * Nfs outstanding request list element
889 TAILQ_ENTRY(nfsreq) r_chain;
890 u_int32_t r_flags; /* flags on request, see below */
891 struct nfsmount *r_nmp; /* Client mnt ptr */
892 struct mtx r_mtx; /* Mutex lock for this structure */
896 #define NFS_MAXBSIZE MAXBSIZE
900 * This macro checks to see if issuing of delegations is allowed for this
903 #ifdef VV_DISABLEDELEG
904 #define NFSVNO_DELEGOK(v) \
905 ((v) == NULL || ((v)->v_vflag & VV_DISABLEDELEG) == 0)
907 #define NFSVNO_DELEGOK(v) (1)
912 #endif /* _NFSPORT_NFS_H */