Linux kernel mirror (for testing)
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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/lockd/svc4proc.c
4 *
5 * Lockd server procedures. We don't implement the NLM_*_RES
6 * procedures because we don't use the async procedures.
7 *
8 * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
9 */
10
11#include <linux/types.h>
12#include <linux/time.h>
13#include <linux/lockd/lockd.h>
14#include <linux/lockd/share.h>
15#include <linux/sunrpc/svc_xprt.h>
16
17#define NLMDBG_FACILITY NLMDBG_CLIENT
18
19/*
20 * Obtain client and file from arguments
21 */
22static __be32
23nlm4svc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp,
24 struct nlm_host **hostp, struct nlm_file **filp)
25{
26 struct nlm_host *host = NULL;
27 struct nlm_file *file = NULL;
28 struct nlm_lock *lock = &argp->lock;
29 __be32 error = 0;
30
31 /* nfsd callbacks must have been installed for this procedure */
32 if (!nlmsvc_ops)
33 return nlm_lck_denied_nolocks;
34
35 if (lock->lock_start > OFFSET_MAX ||
36 (lock->lock_len && ((lock->lock_len - 1) > (OFFSET_MAX - lock->lock_start))))
37 return nlm4_fbig;
38
39 /* Obtain host handle */
40 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
41 || (argp->monitor && nsm_monitor(host) < 0))
42 goto no_locks;
43 *hostp = host;
44
45 /* Obtain file pointer. Not used by FREE_ALL call. */
46 if (filp != NULL) {
47 int mode = lock_to_openmode(&lock->fl);
48
49 lock->fl.c.flc_flags = FL_POSIX;
50
51 error = nlm_lookup_file(rqstp, &file, lock);
52 if (error)
53 goto no_locks;
54 *filp = file;
55
56 /* Set up the missing parts of the file_lock structure */
57 lock->fl.c.flc_file = file->f_file[mode];
58 lock->fl.c.flc_pid = current->tgid;
59 lock->fl.fl_start = (loff_t)lock->lock_start;
60 lock->fl.fl_end = lock->lock_len ?
61 (loff_t)(lock->lock_start + lock->lock_len - 1) :
62 OFFSET_MAX;
63 lock->fl.fl_lmops = &nlmsvc_lock_operations;
64 nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid);
65 if (!lock->fl.c.flc_owner) {
66 /* lockowner allocation has failed */
67 nlmsvc_release_host(host);
68 return nlm_lck_denied_nolocks;
69 }
70 }
71
72 return 0;
73
74no_locks:
75 nlmsvc_release_host(host);
76 if (error)
77 return error;
78 return nlm_lck_denied_nolocks;
79}
80
81/*
82 * NULL: Test for presence of service
83 */
84static __be32
85nlm4svc_proc_null(struct svc_rqst *rqstp)
86{
87 dprintk("lockd: NULL called\n");
88 return rpc_success;
89}
90
91/*
92 * TEST: Check for conflicting lock
93 */
94static __be32
95__nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
96{
97 struct nlm_args *argp = rqstp->rq_argp;
98 struct nlm_host *host;
99 struct nlm_file *file;
100 __be32 rc = rpc_success;
101
102 dprintk("lockd: TEST4 called\n");
103 resp->cookie = argp->cookie;
104
105 /* Obtain client and file */
106 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
107 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
108
109 /* Now check for conflicting locks */
110 resp->status = nlmsvc_testlock(rqstp, file, host, &argp->lock,
111 &resp->lock);
112 if (resp->status == nlm_drop_reply)
113 rc = rpc_drop_reply;
114 else
115 dprintk("lockd: TEST4 status %d\n", ntohl(resp->status));
116
117 nlmsvc_release_lockowner(&argp->lock);
118 nlmsvc_release_host(host);
119 nlm_release_file(file);
120 return rc;
121}
122
123static __be32
124nlm4svc_proc_test(struct svc_rqst *rqstp)
125{
126 return __nlm4svc_proc_test(rqstp, rqstp->rq_resp);
127}
128
129static __be32
130__nlm4svc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp)
131{
132 struct nlm_args *argp = rqstp->rq_argp;
133 struct nlm_host *host;
134 struct nlm_file *file;
135 __be32 rc = rpc_success;
136
137 dprintk("lockd: LOCK called\n");
138
139 resp->cookie = argp->cookie;
140
141 /* Obtain client and file */
142 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
143 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
144
145 /* Now try to lock the file */
146 resp->status = nlmsvc_lock(rqstp, file, host, &argp->lock,
147 argp->block, &argp->cookie,
148 argp->reclaim);
149 if (resp->status == nlm_drop_reply)
150 rc = rpc_drop_reply;
151 else
152 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
153
154 nlmsvc_release_lockowner(&argp->lock);
155 nlmsvc_release_host(host);
156 nlm_release_file(file);
157 return rc;
158}
159
160static __be32
161nlm4svc_proc_lock(struct svc_rqst *rqstp)
162{
163 return __nlm4svc_proc_lock(rqstp, rqstp->rq_resp);
164}
165
166static __be32
167__nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp)
168{
169 struct nlm_args *argp = rqstp->rq_argp;
170 struct nlm_host *host;
171 struct nlm_file *file;
172
173 dprintk("lockd: CANCEL called\n");
174
175 resp->cookie = argp->cookie;
176
177 /* Don't accept requests during grace period */
178 if (locks_in_grace(SVC_NET(rqstp))) {
179 resp->status = nlm_lck_denied_grace_period;
180 return rpc_success;
181 }
182
183 /* Obtain client and file */
184 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
185 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
186
187 /* Try to cancel request. */
188 resp->status = nlmsvc_cancel_blocked(SVC_NET(rqstp), file, &argp->lock);
189
190 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
191 nlmsvc_release_lockowner(&argp->lock);
192 nlmsvc_release_host(host);
193 nlm_release_file(file);
194 return rpc_success;
195}
196
197static __be32
198nlm4svc_proc_cancel(struct svc_rqst *rqstp)
199{
200 return __nlm4svc_proc_cancel(rqstp, rqstp->rq_resp);
201}
202
203/*
204 * UNLOCK: release a lock
205 */
206static __be32
207__nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
208{
209 struct nlm_args *argp = rqstp->rq_argp;
210 struct nlm_host *host;
211 struct nlm_file *file;
212
213 dprintk("lockd: UNLOCK called\n");
214
215 resp->cookie = argp->cookie;
216
217 /* Don't accept new lock requests during grace period */
218 if (locks_in_grace(SVC_NET(rqstp))) {
219 resp->status = nlm_lck_denied_grace_period;
220 return rpc_success;
221 }
222
223 /* Obtain client and file */
224 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
225 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
226
227 /* Now try to remove the lock */
228 resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock);
229
230 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
231 nlmsvc_release_lockowner(&argp->lock);
232 nlmsvc_release_host(host);
233 nlm_release_file(file);
234 return rpc_success;
235}
236
237static __be32
238nlm4svc_proc_unlock(struct svc_rqst *rqstp)
239{
240 return __nlm4svc_proc_unlock(rqstp, rqstp->rq_resp);
241}
242
243/*
244 * GRANTED: A server calls us to tell that a process' lock request
245 * was granted
246 */
247static __be32
248__nlm4svc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
249{
250 struct nlm_args *argp = rqstp->rq_argp;
251
252 resp->cookie = argp->cookie;
253
254 dprintk("lockd: GRANTED called\n");
255 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
256 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
257 return rpc_success;
258}
259
260static __be32
261nlm4svc_proc_granted(struct svc_rqst *rqstp)
262{
263 return __nlm4svc_proc_granted(rqstp, rqstp->rq_resp);
264}
265
266/*
267 * This is the generic lockd callback for async RPC calls
268 */
269static void nlm4svc_callback_exit(struct rpc_task *task, void *data)
270{
271}
272
273static void nlm4svc_callback_release(void *data)
274{
275 nlmsvc_release_call(data);
276}
277
278static const struct rpc_call_ops nlm4svc_callback_ops = {
279 .rpc_call_done = nlm4svc_callback_exit,
280 .rpc_release = nlm4svc_callback_release,
281};
282
283/*
284 * `Async' versions of the above service routines. They aren't really,
285 * because we send the callback before the reply proper. I hope this
286 * doesn't break any clients.
287 */
288static __be32 nlm4svc_callback(struct svc_rqst *rqstp, u32 proc,
289 __be32 (*func)(struct svc_rqst *, struct nlm_res *))
290{
291 struct nlm_args *argp = rqstp->rq_argp;
292 struct nlm_host *host;
293 struct nlm_rqst *call;
294 __be32 stat;
295
296 host = nlmsvc_lookup_host(rqstp,
297 argp->lock.caller,
298 argp->lock.len);
299 if (host == NULL)
300 return rpc_system_err;
301
302 call = nlm_alloc_call(host);
303 nlmsvc_release_host(host);
304 if (call == NULL)
305 return rpc_system_err;
306
307 stat = func(rqstp, &call->a_res);
308 if (stat != 0) {
309 nlmsvc_release_call(call);
310 return stat;
311 }
312
313 call->a_flags = RPC_TASK_ASYNC;
314 if (nlm_async_reply(call, proc, &nlm4svc_callback_ops) < 0)
315 return rpc_system_err;
316 return rpc_success;
317}
318
319static __be32 nlm4svc_proc_test_msg(struct svc_rqst *rqstp)
320{
321 dprintk("lockd: TEST_MSG called\n");
322 return nlm4svc_callback(rqstp, NLMPROC_TEST_RES, __nlm4svc_proc_test);
323}
324
325static __be32 nlm4svc_proc_lock_msg(struct svc_rqst *rqstp)
326{
327 dprintk("lockd: LOCK_MSG called\n");
328 return nlm4svc_callback(rqstp, NLMPROC_LOCK_RES, __nlm4svc_proc_lock);
329}
330
331static __be32 nlm4svc_proc_cancel_msg(struct svc_rqst *rqstp)
332{
333 dprintk("lockd: CANCEL_MSG called\n");
334 return nlm4svc_callback(rqstp, NLMPROC_CANCEL_RES, __nlm4svc_proc_cancel);
335}
336
337static __be32 nlm4svc_proc_unlock_msg(struct svc_rqst *rqstp)
338{
339 dprintk("lockd: UNLOCK_MSG called\n");
340 return nlm4svc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlm4svc_proc_unlock);
341}
342
343static __be32 nlm4svc_proc_granted_msg(struct svc_rqst *rqstp)
344{
345 dprintk("lockd: GRANTED_MSG called\n");
346 return nlm4svc_callback(rqstp, NLMPROC_GRANTED_RES, __nlm4svc_proc_granted);
347}
348
349/*
350 * SHARE: create a DOS share or alter existing share.
351 */
352static __be32
353nlm4svc_proc_share(struct svc_rqst *rqstp)
354{
355 struct nlm_args *argp = rqstp->rq_argp;
356 struct nlm_res *resp = rqstp->rq_resp;
357 struct nlm_host *host;
358 struct nlm_file *file;
359
360 dprintk("lockd: SHARE called\n");
361
362 resp->cookie = argp->cookie;
363
364 /* Don't accept new lock requests during grace period */
365 if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
366 resp->status = nlm_lck_denied_grace_period;
367 return rpc_success;
368 }
369
370 /* Obtain client and file */
371 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
372 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
373
374 /* Now try to create the share */
375 resp->status = nlmsvc_share_file(host, file, argp);
376
377 dprintk("lockd: SHARE status %d\n", ntohl(resp->status));
378 nlmsvc_release_lockowner(&argp->lock);
379 nlmsvc_release_host(host);
380 nlm_release_file(file);
381 return rpc_success;
382}
383
384/*
385 * UNSHARE: Release a DOS share.
386 */
387static __be32
388nlm4svc_proc_unshare(struct svc_rqst *rqstp)
389{
390 struct nlm_args *argp = rqstp->rq_argp;
391 struct nlm_res *resp = rqstp->rq_resp;
392 struct nlm_host *host;
393 struct nlm_file *file;
394
395 dprintk("lockd: UNSHARE called\n");
396
397 resp->cookie = argp->cookie;
398
399 /* Don't accept requests during grace period */
400 if (locks_in_grace(SVC_NET(rqstp))) {
401 resp->status = nlm_lck_denied_grace_period;
402 return rpc_success;
403 }
404
405 /* Obtain client and file */
406 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
407 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
408
409 /* Now try to lock the file */
410 resp->status = nlmsvc_unshare_file(host, file, argp);
411
412 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
413 nlmsvc_release_lockowner(&argp->lock);
414 nlmsvc_release_host(host);
415 nlm_release_file(file);
416 return rpc_success;
417}
418
419/*
420 * NM_LOCK: Create an unmonitored lock
421 */
422static __be32
423nlm4svc_proc_nm_lock(struct svc_rqst *rqstp)
424{
425 struct nlm_args *argp = rqstp->rq_argp;
426
427 dprintk("lockd: NM_LOCK called\n");
428
429 argp->monitor = 0; /* just clean the monitor flag */
430 return nlm4svc_proc_lock(rqstp);
431}
432
433/*
434 * FREE_ALL: Release all locks and shares held by client
435 */
436static __be32
437nlm4svc_proc_free_all(struct svc_rqst *rqstp)
438{
439 struct nlm_args *argp = rqstp->rq_argp;
440 struct nlm_host *host;
441
442 /* Obtain client */
443 if (nlm4svc_retrieve_args(rqstp, argp, &host, NULL))
444 return rpc_success;
445
446 nlmsvc_free_host_resources(host);
447 nlmsvc_release_host(host);
448 return rpc_success;
449}
450
451/*
452 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
453 */
454static __be32
455nlm4svc_proc_sm_notify(struct svc_rqst *rqstp)
456{
457 struct nlm_reboot *argp = rqstp->rq_argp;
458
459 dprintk("lockd: SM_NOTIFY called\n");
460
461 if (!nlm_privileged_requester(rqstp)) {
462 char buf[RPC_MAX_ADDRBUFLEN];
463 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
464 svc_print_addr(rqstp, buf, sizeof(buf)));
465 return rpc_system_err;
466 }
467
468 nlm_host_rebooted(SVC_NET(rqstp), argp);
469 return rpc_success;
470}
471
472/*
473 * client sent a GRANTED_RES, let's remove the associated block
474 */
475static __be32
476nlm4svc_proc_granted_res(struct svc_rqst *rqstp)
477{
478 struct nlm_res *argp = rqstp->rq_argp;
479
480 if (!nlmsvc_ops)
481 return rpc_success;
482
483 dprintk("lockd: GRANTED_RES called\n");
484
485 nlmsvc_grant_reply(&argp->cookie, argp->status);
486 return rpc_success;
487}
488
489static __be32
490nlm4svc_proc_unused(struct svc_rqst *rqstp)
491{
492 return rpc_proc_unavail;
493}
494
495
496/*
497 * NLM Server procedures.
498 */
499
500struct nlm_void { int dummy; };
501
502#define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
503#define No (1+1024/4) /* netobj */
504#define St 1 /* status */
505#define Rg 4 /* range (offset + length) */
506
507const struct svc_procedure nlmsvc_procedures4[24] = {
508 [NLMPROC_NULL] = {
509 .pc_func = nlm4svc_proc_null,
510 .pc_decode = nlm4svc_decode_void,
511 .pc_encode = nlm4svc_encode_void,
512 .pc_argsize = sizeof(struct nlm_void),
513 .pc_argzero = sizeof(struct nlm_void),
514 .pc_ressize = sizeof(struct nlm_void),
515 .pc_xdrressize = St,
516 .pc_name = "NULL",
517 },
518 [NLMPROC_TEST] = {
519 .pc_func = nlm4svc_proc_test,
520 .pc_decode = nlm4svc_decode_testargs,
521 .pc_encode = nlm4svc_encode_testres,
522 .pc_argsize = sizeof(struct nlm_args),
523 .pc_argzero = sizeof(struct nlm_args),
524 .pc_ressize = sizeof(struct nlm_res),
525 .pc_xdrressize = Ck+St+2+No+Rg,
526 .pc_name = "TEST",
527 },
528 [NLMPROC_LOCK] = {
529 .pc_func = nlm4svc_proc_lock,
530 .pc_decode = nlm4svc_decode_lockargs,
531 .pc_encode = nlm4svc_encode_res,
532 .pc_argsize = sizeof(struct nlm_args),
533 .pc_argzero = sizeof(struct nlm_args),
534 .pc_ressize = sizeof(struct nlm_res),
535 .pc_xdrressize = Ck+St,
536 .pc_name = "LOCK",
537 },
538 [NLMPROC_CANCEL] = {
539 .pc_func = nlm4svc_proc_cancel,
540 .pc_decode = nlm4svc_decode_cancargs,
541 .pc_encode = nlm4svc_encode_res,
542 .pc_argsize = sizeof(struct nlm_args),
543 .pc_argzero = sizeof(struct nlm_args),
544 .pc_ressize = sizeof(struct nlm_res),
545 .pc_xdrressize = Ck+St,
546 .pc_name = "CANCEL",
547 },
548 [NLMPROC_UNLOCK] = {
549 .pc_func = nlm4svc_proc_unlock,
550 .pc_decode = nlm4svc_decode_unlockargs,
551 .pc_encode = nlm4svc_encode_res,
552 .pc_argsize = sizeof(struct nlm_args),
553 .pc_argzero = sizeof(struct nlm_args),
554 .pc_ressize = sizeof(struct nlm_res),
555 .pc_xdrressize = Ck+St,
556 .pc_name = "UNLOCK",
557 },
558 [NLMPROC_GRANTED] = {
559 .pc_func = nlm4svc_proc_granted,
560 .pc_decode = nlm4svc_decode_testargs,
561 .pc_encode = nlm4svc_encode_res,
562 .pc_argsize = sizeof(struct nlm_args),
563 .pc_argzero = sizeof(struct nlm_args),
564 .pc_ressize = sizeof(struct nlm_res),
565 .pc_xdrressize = Ck+St,
566 .pc_name = "GRANTED",
567 },
568 [NLMPROC_TEST_MSG] = {
569 .pc_func = nlm4svc_proc_test_msg,
570 .pc_decode = nlm4svc_decode_testargs,
571 .pc_encode = nlm4svc_encode_void,
572 .pc_argsize = sizeof(struct nlm_args),
573 .pc_argzero = sizeof(struct nlm_args),
574 .pc_ressize = sizeof(struct nlm_void),
575 .pc_xdrressize = St,
576 .pc_name = "TEST_MSG",
577 },
578 [NLMPROC_LOCK_MSG] = {
579 .pc_func = nlm4svc_proc_lock_msg,
580 .pc_decode = nlm4svc_decode_lockargs,
581 .pc_encode = nlm4svc_encode_void,
582 .pc_argsize = sizeof(struct nlm_args),
583 .pc_argzero = sizeof(struct nlm_args),
584 .pc_ressize = sizeof(struct nlm_void),
585 .pc_xdrressize = St,
586 .pc_name = "LOCK_MSG",
587 },
588 [NLMPROC_CANCEL_MSG] = {
589 .pc_func = nlm4svc_proc_cancel_msg,
590 .pc_decode = nlm4svc_decode_cancargs,
591 .pc_encode = nlm4svc_encode_void,
592 .pc_argsize = sizeof(struct nlm_args),
593 .pc_argzero = sizeof(struct nlm_args),
594 .pc_ressize = sizeof(struct nlm_void),
595 .pc_xdrressize = St,
596 .pc_name = "CANCEL_MSG",
597 },
598 [NLMPROC_UNLOCK_MSG] = {
599 .pc_func = nlm4svc_proc_unlock_msg,
600 .pc_decode = nlm4svc_decode_unlockargs,
601 .pc_encode = nlm4svc_encode_void,
602 .pc_argsize = sizeof(struct nlm_args),
603 .pc_argzero = sizeof(struct nlm_args),
604 .pc_ressize = sizeof(struct nlm_void),
605 .pc_xdrressize = St,
606 .pc_name = "UNLOCK_MSG",
607 },
608 [NLMPROC_GRANTED_MSG] = {
609 .pc_func = nlm4svc_proc_granted_msg,
610 .pc_decode = nlm4svc_decode_testargs,
611 .pc_encode = nlm4svc_encode_void,
612 .pc_argsize = sizeof(struct nlm_args),
613 .pc_argzero = sizeof(struct nlm_args),
614 .pc_ressize = sizeof(struct nlm_void),
615 .pc_xdrressize = St,
616 .pc_name = "GRANTED_MSG",
617 },
618 [NLMPROC_TEST_RES] = {
619 .pc_func = nlm4svc_proc_null,
620 .pc_decode = nlm4svc_decode_void,
621 .pc_encode = nlm4svc_encode_void,
622 .pc_argsize = sizeof(struct nlm_res),
623 .pc_argzero = sizeof(struct nlm_res),
624 .pc_ressize = sizeof(struct nlm_void),
625 .pc_xdrressize = St,
626 .pc_name = "TEST_RES",
627 },
628 [NLMPROC_LOCK_RES] = {
629 .pc_func = nlm4svc_proc_null,
630 .pc_decode = nlm4svc_decode_void,
631 .pc_encode = nlm4svc_encode_void,
632 .pc_argsize = sizeof(struct nlm_res),
633 .pc_argzero = sizeof(struct nlm_res),
634 .pc_ressize = sizeof(struct nlm_void),
635 .pc_xdrressize = St,
636 .pc_name = "LOCK_RES",
637 },
638 [NLMPROC_CANCEL_RES] = {
639 .pc_func = nlm4svc_proc_null,
640 .pc_decode = nlm4svc_decode_void,
641 .pc_encode = nlm4svc_encode_void,
642 .pc_argsize = sizeof(struct nlm_res),
643 .pc_argzero = sizeof(struct nlm_res),
644 .pc_ressize = sizeof(struct nlm_void),
645 .pc_xdrressize = St,
646 .pc_name = "CANCEL_RES",
647 },
648 [NLMPROC_UNLOCK_RES] = {
649 .pc_func = nlm4svc_proc_null,
650 .pc_decode = nlm4svc_decode_void,
651 .pc_encode = nlm4svc_encode_void,
652 .pc_argsize = sizeof(struct nlm_res),
653 .pc_argzero = sizeof(struct nlm_res),
654 .pc_ressize = sizeof(struct nlm_void),
655 .pc_xdrressize = St,
656 .pc_name = "UNLOCK_RES",
657 },
658 [NLMPROC_GRANTED_RES] = {
659 .pc_func = nlm4svc_proc_granted_res,
660 .pc_decode = nlm4svc_decode_res,
661 .pc_encode = nlm4svc_encode_void,
662 .pc_argsize = sizeof(struct nlm_res),
663 .pc_argzero = sizeof(struct nlm_res),
664 .pc_ressize = sizeof(struct nlm_void),
665 .pc_xdrressize = St,
666 .pc_name = "GRANTED_RES",
667 },
668 [NLMPROC_NSM_NOTIFY] = {
669 .pc_func = nlm4svc_proc_sm_notify,
670 .pc_decode = nlm4svc_decode_reboot,
671 .pc_encode = nlm4svc_encode_void,
672 .pc_argsize = sizeof(struct nlm_reboot),
673 .pc_argzero = sizeof(struct nlm_reboot),
674 .pc_ressize = sizeof(struct nlm_void),
675 .pc_xdrressize = St,
676 .pc_name = "SM_NOTIFY",
677 },
678 [17] = {
679 .pc_func = nlm4svc_proc_unused,
680 .pc_decode = nlm4svc_decode_void,
681 .pc_encode = nlm4svc_encode_void,
682 .pc_argsize = sizeof(struct nlm_void),
683 .pc_argzero = sizeof(struct nlm_void),
684 .pc_ressize = sizeof(struct nlm_void),
685 .pc_xdrressize = 0,
686 .pc_name = "UNUSED",
687 },
688 [18] = {
689 .pc_func = nlm4svc_proc_unused,
690 .pc_decode = nlm4svc_decode_void,
691 .pc_encode = nlm4svc_encode_void,
692 .pc_argsize = sizeof(struct nlm_void),
693 .pc_argzero = sizeof(struct nlm_void),
694 .pc_ressize = sizeof(struct nlm_void),
695 .pc_xdrressize = 0,
696 .pc_name = "UNUSED",
697 },
698 [19] = {
699 .pc_func = nlm4svc_proc_unused,
700 .pc_decode = nlm4svc_decode_void,
701 .pc_encode = nlm4svc_encode_void,
702 .pc_argsize = sizeof(struct nlm_void),
703 .pc_argzero = sizeof(struct nlm_void),
704 .pc_ressize = sizeof(struct nlm_void),
705 .pc_xdrressize = 0,
706 .pc_name = "UNUSED",
707 },
708 [NLMPROC_SHARE] = {
709 .pc_func = nlm4svc_proc_share,
710 .pc_decode = nlm4svc_decode_shareargs,
711 .pc_encode = nlm4svc_encode_shareres,
712 .pc_argsize = sizeof(struct nlm_args),
713 .pc_argzero = sizeof(struct nlm_args),
714 .pc_ressize = sizeof(struct nlm_res),
715 .pc_xdrressize = Ck+St+1,
716 .pc_name = "SHARE",
717 },
718 [NLMPROC_UNSHARE] = {
719 .pc_func = nlm4svc_proc_unshare,
720 .pc_decode = nlm4svc_decode_shareargs,
721 .pc_encode = nlm4svc_encode_shareres,
722 .pc_argsize = sizeof(struct nlm_args),
723 .pc_argzero = sizeof(struct nlm_args),
724 .pc_ressize = sizeof(struct nlm_res),
725 .pc_xdrressize = Ck+St+1,
726 .pc_name = "UNSHARE",
727 },
728 [NLMPROC_NM_LOCK] = {
729 .pc_func = nlm4svc_proc_nm_lock,
730 .pc_decode = nlm4svc_decode_lockargs,
731 .pc_encode = nlm4svc_encode_res,
732 .pc_argsize = sizeof(struct nlm_args),
733 .pc_argzero = sizeof(struct nlm_args),
734 .pc_ressize = sizeof(struct nlm_res),
735 .pc_xdrressize = Ck+St,
736 .pc_name = "NM_LOCK",
737 },
738 [NLMPROC_FREE_ALL] = {
739 .pc_func = nlm4svc_proc_free_all,
740 .pc_decode = nlm4svc_decode_notify,
741 .pc_encode = nlm4svc_encode_void,
742 .pc_argsize = sizeof(struct nlm_args),
743 .pc_argzero = sizeof(struct nlm_args),
744 .pc_ressize = sizeof(struct nlm_void),
745 .pc_xdrressize = St,
746 .pc_name = "FREE_ALL",
747 },
748};