1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * linux/fs/lockd/svcproc.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 #ifdef CONFIG_LOCKD_V4
20 static __be32
cast_to_nlm(__be32 status,u32 vers)21 cast_to_nlm(__be32 status, u32 vers)
22 {
23 /* Note: status is assumed to be in network byte order !!! */
24 if (vers != 4){
25 switch (status) {
26 case nlm_granted:
27 case nlm_lck_denied:
28 case nlm_lck_denied_nolocks:
29 case nlm_lck_blocked:
30 case nlm_lck_denied_grace_period:
31 case nlm_drop_reply:
32 break;
33 case nlm4_deadlock:
34 status = nlm_lck_denied;
35 break;
36 default:
37 status = nlm_lck_denied_nolocks;
38 }
39 }
40
41 return (status);
42 }
43 #define cast_status(status) (cast_to_nlm(status, rqstp->rq_vers))
44 #else
45 #define cast_status(status) (status)
46 #endif
47
48 /*
49 * Obtain client and file from arguments
50 */
51 static __be32
nlmsvc_retrieve_args(struct svc_rqst * rqstp,struct nlm_args * argp,struct nlm_host ** hostp,struct nlm_file ** filp)52 nlmsvc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp,
53 struct nlm_host **hostp, struct nlm_file **filp)
54 {
55 struct nlm_host *host = NULL;
56 struct nlm_file *file = NULL;
57 struct nlm_lock *lock = &argp->lock;
58 int mode;
59 __be32 error = 0;
60
61 /* nfsd callbacks must have been installed for this procedure */
62 if (!nlmsvc_ops)
63 return nlm_lck_denied_nolocks;
64
65 /* Obtain host handle */
66 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
67 || (argp->monitor && nsm_monitor(host) < 0))
68 goto no_locks;
69 *hostp = host;
70
71 /* Obtain file pointer. Not used by FREE_ALL call. */
72 if (filp != NULL) {
73 error = cast_status(nlm_lookup_file(rqstp, &file, lock));
74 if (error != 0)
75 goto no_locks;
76 *filp = file;
77
78 /* Set up the missing parts of the file_lock structure */
79 mode = lock_to_openmode(&lock->fl);
80 lock->fl.c.flc_flags = FL_POSIX;
81 lock->fl.c.flc_file = file->f_file[mode];
82 lock->fl.c.flc_pid = current->tgid;
83 lock->fl.fl_lmops = &nlmsvc_lock_operations;
84 nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid);
85 if (!lock->fl.c.flc_owner) {
86 /* lockowner allocation has failed */
87 nlmsvc_release_host(host);
88 return nlm_lck_denied_nolocks;
89 }
90 }
91
92 return 0;
93
94 no_locks:
95 nlmsvc_release_host(host);
96 if (error)
97 return error;
98 return nlm_lck_denied_nolocks;
99 }
100
101 /*
102 * NULL: Test for presence of service
103 */
104 static __be32
nlmsvc_proc_null(struct svc_rqst * rqstp)105 nlmsvc_proc_null(struct svc_rqst *rqstp)
106 {
107 dprintk("lockd: NULL called\n");
108 return rpc_success;
109 }
110
111 /*
112 * TEST: Check for conflicting lock
113 */
114 static __be32
__nlmsvc_proc_test(struct svc_rqst * rqstp,struct nlm_res * resp)115 __nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
116 {
117 struct nlm_args *argp = rqstp->rq_argp;
118 struct nlm_host *host;
119 struct nlm_file *file;
120 __be32 rc = rpc_success;
121
122 dprintk("lockd: TEST called\n");
123 resp->cookie = argp->cookie;
124
125 /* Obtain client and file */
126 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
127 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
128
129 /* Now check for conflicting locks */
130 resp->status = cast_status(nlmsvc_testlock(rqstp, file, host,
131 &argp->lock, &resp->lock));
132 if (resp->status == nlm_drop_reply)
133 rc = rpc_drop_reply;
134 else
135 dprintk("lockd: TEST status %d vers %d\n",
136 ntohl(resp->status), rqstp->rq_vers);
137
138 nlmsvc_release_lockowner(&argp->lock);
139 nlmsvc_release_host(host);
140 nlm_release_file(file);
141 return rc;
142 }
143
144 static __be32
nlmsvc_proc_test(struct svc_rqst * rqstp)145 nlmsvc_proc_test(struct svc_rqst *rqstp)
146 {
147 return __nlmsvc_proc_test(rqstp, rqstp->rq_resp);
148 }
149
150 static __be32
__nlmsvc_proc_lock(struct svc_rqst * rqstp,struct nlm_res * resp)151 __nlmsvc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp)
152 {
153 struct nlm_args *argp = rqstp->rq_argp;
154 struct nlm_host *host;
155 struct nlm_file *file;
156 __be32 rc = rpc_success;
157
158 dprintk("lockd: LOCK called\n");
159
160 resp->cookie = argp->cookie;
161
162 /* Obtain client and file */
163 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
164 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
165
166 /* Now try to lock the file */
167 resp->status = cast_status(nlmsvc_lock(rqstp, file, host, &argp->lock,
168 argp->block, &argp->cookie,
169 argp->reclaim));
170 if (resp->status == nlm_drop_reply)
171 rc = rpc_drop_reply;
172 else
173 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
174
175 nlmsvc_release_lockowner(&argp->lock);
176 nlmsvc_release_host(host);
177 nlm_release_file(file);
178 return rc;
179 }
180
181 static __be32
nlmsvc_proc_lock(struct svc_rqst * rqstp)182 nlmsvc_proc_lock(struct svc_rqst *rqstp)
183 {
184 return __nlmsvc_proc_lock(rqstp, rqstp->rq_resp);
185 }
186
187 static __be32
__nlmsvc_proc_cancel(struct svc_rqst * rqstp,struct nlm_res * resp)188 __nlmsvc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp)
189 {
190 struct nlm_args *argp = rqstp->rq_argp;
191 struct nlm_host *host;
192 struct nlm_file *file;
193 struct net *net = SVC_NET(rqstp);
194
195 dprintk("lockd: CANCEL called\n");
196
197 resp->cookie = argp->cookie;
198
199 /* Don't accept requests during grace period */
200 if (locks_in_grace(net)) {
201 resp->status = nlm_lck_denied_grace_period;
202 return rpc_success;
203 }
204
205 /* Obtain client and file */
206 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
207 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
208
209 /* Try to cancel request. */
210 resp->status = cast_status(nlmsvc_cancel_blocked(net, file, &argp->lock));
211
212 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
213 nlmsvc_release_lockowner(&argp->lock);
214 nlmsvc_release_host(host);
215 nlm_release_file(file);
216 return rpc_success;
217 }
218
219 static __be32
nlmsvc_proc_cancel(struct svc_rqst * rqstp)220 nlmsvc_proc_cancel(struct svc_rqst *rqstp)
221 {
222 return __nlmsvc_proc_cancel(rqstp, rqstp->rq_resp);
223 }
224
225 /*
226 * UNLOCK: release a lock
227 */
228 static __be32
__nlmsvc_proc_unlock(struct svc_rqst * rqstp,struct nlm_res * resp)229 __nlmsvc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
230 {
231 struct nlm_args *argp = rqstp->rq_argp;
232 struct nlm_host *host;
233 struct nlm_file *file;
234 struct net *net = SVC_NET(rqstp);
235
236 dprintk("lockd: UNLOCK called\n");
237
238 resp->cookie = argp->cookie;
239
240 /* Don't accept new lock requests during grace period */
241 if (locks_in_grace(net)) {
242 resp->status = nlm_lck_denied_grace_period;
243 return rpc_success;
244 }
245
246 /* Obtain client and file */
247 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
248 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
249
250 /* Now try to remove the lock */
251 resp->status = cast_status(nlmsvc_unlock(net, file, &argp->lock));
252
253 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
254 nlmsvc_release_lockowner(&argp->lock);
255 nlmsvc_release_host(host);
256 nlm_release_file(file);
257 return rpc_success;
258 }
259
260 static __be32
nlmsvc_proc_unlock(struct svc_rqst * rqstp)261 nlmsvc_proc_unlock(struct svc_rqst *rqstp)
262 {
263 return __nlmsvc_proc_unlock(rqstp, rqstp->rq_resp);
264 }
265
266 /*
267 * GRANTED: A server calls us to tell that a process' lock request
268 * was granted
269 */
270 static __be32
__nlmsvc_proc_granted(struct svc_rqst * rqstp,struct nlm_res * resp)271 __nlmsvc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
272 {
273 struct nlm_args *argp = rqstp->rq_argp;
274
275 resp->cookie = argp->cookie;
276
277 dprintk("lockd: GRANTED called\n");
278 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
279 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
280 return rpc_success;
281 }
282
283 static __be32
nlmsvc_proc_granted(struct svc_rqst * rqstp)284 nlmsvc_proc_granted(struct svc_rqst *rqstp)
285 {
286 return __nlmsvc_proc_granted(rqstp, rqstp->rq_resp);
287 }
288
289 /*
290 * This is the generic lockd callback for async RPC calls
291 */
nlmsvc_callback_exit(struct rpc_task * task,void * data)292 static void nlmsvc_callback_exit(struct rpc_task *task, void *data)
293 {
294 }
295
nlmsvc_release_call(struct nlm_rqst * call)296 void nlmsvc_release_call(struct nlm_rqst *call)
297 {
298 if (!refcount_dec_and_test(&call->a_count))
299 return;
300 nlmsvc_release_host(call->a_host);
301 kfree(call);
302 }
303
nlmsvc_callback_release(void * data)304 static void nlmsvc_callback_release(void *data)
305 {
306 nlmsvc_release_call(data);
307 }
308
309 static const struct rpc_call_ops nlmsvc_callback_ops = {
310 .rpc_call_done = nlmsvc_callback_exit,
311 .rpc_release = nlmsvc_callback_release,
312 };
313
314 /*
315 * `Async' versions of the above service routines. They aren't really,
316 * because we send the callback before the reply proper. I hope this
317 * doesn't break any clients.
318 */
nlmsvc_callback(struct svc_rqst * rqstp,u32 proc,__be32 (* func)(struct svc_rqst *,struct nlm_res *))319 static __be32 nlmsvc_callback(struct svc_rqst *rqstp, u32 proc,
320 __be32 (*func)(struct svc_rqst *, struct nlm_res *))
321 {
322 struct nlm_args *argp = rqstp->rq_argp;
323 struct nlm_host *host;
324 struct nlm_rqst *call;
325 __be32 stat;
326
327 host = nlmsvc_lookup_host(rqstp,
328 argp->lock.caller,
329 argp->lock.len);
330 if (host == NULL)
331 return rpc_system_err;
332
333 call = nlm_alloc_call(host);
334 nlmsvc_release_host(host);
335 if (call == NULL)
336 return rpc_system_err;
337
338 stat = func(rqstp, &call->a_res);
339 if (stat != 0) {
340 nlmsvc_release_call(call);
341 return stat;
342 }
343
344 call->a_flags = RPC_TASK_ASYNC;
345 if (nlm_async_reply(call, proc, &nlmsvc_callback_ops) < 0)
346 return rpc_system_err;
347 return rpc_success;
348 }
349
nlmsvc_proc_test_msg(struct svc_rqst * rqstp)350 static __be32 nlmsvc_proc_test_msg(struct svc_rqst *rqstp)
351 {
352 dprintk("lockd: TEST_MSG called\n");
353 return nlmsvc_callback(rqstp, NLMPROC_TEST_RES, __nlmsvc_proc_test);
354 }
355
nlmsvc_proc_lock_msg(struct svc_rqst * rqstp)356 static __be32 nlmsvc_proc_lock_msg(struct svc_rqst *rqstp)
357 {
358 dprintk("lockd: LOCK_MSG called\n");
359 return nlmsvc_callback(rqstp, NLMPROC_LOCK_RES, __nlmsvc_proc_lock);
360 }
361
nlmsvc_proc_cancel_msg(struct svc_rqst * rqstp)362 static __be32 nlmsvc_proc_cancel_msg(struct svc_rqst *rqstp)
363 {
364 dprintk("lockd: CANCEL_MSG called\n");
365 return nlmsvc_callback(rqstp, NLMPROC_CANCEL_RES, __nlmsvc_proc_cancel);
366 }
367
368 static __be32
nlmsvc_proc_unlock_msg(struct svc_rqst * rqstp)369 nlmsvc_proc_unlock_msg(struct svc_rqst *rqstp)
370 {
371 dprintk("lockd: UNLOCK_MSG called\n");
372 return nlmsvc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlmsvc_proc_unlock);
373 }
374
375 static __be32
nlmsvc_proc_granted_msg(struct svc_rqst * rqstp)376 nlmsvc_proc_granted_msg(struct svc_rqst *rqstp)
377 {
378 dprintk("lockd: GRANTED_MSG called\n");
379 return nlmsvc_callback(rqstp, NLMPROC_GRANTED_RES, __nlmsvc_proc_granted);
380 }
381
382 /*
383 * SHARE: create a DOS share or alter existing share.
384 */
385 static __be32
nlmsvc_proc_share(struct svc_rqst * rqstp)386 nlmsvc_proc_share(struct svc_rqst *rqstp)
387 {
388 struct nlm_args *argp = rqstp->rq_argp;
389 struct nlm_res *resp = rqstp->rq_resp;
390 struct nlm_host *host;
391 struct nlm_file *file;
392
393 dprintk("lockd: SHARE called\n");
394
395 resp->cookie = argp->cookie;
396
397 /* Don't accept new lock requests during grace period */
398 if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
399 resp->status = nlm_lck_denied_grace_period;
400 return rpc_success;
401 }
402
403 /* Obtain client and file */
404 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
405 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
406
407 /* Now try to create the share */
408 resp->status = cast_status(nlmsvc_share_file(host, file, argp));
409
410 dprintk("lockd: SHARE status %d\n", ntohl(resp->status));
411 nlmsvc_release_lockowner(&argp->lock);
412 nlmsvc_release_host(host);
413 nlm_release_file(file);
414 return rpc_success;
415 }
416
417 /*
418 * UNSHARE: Release a DOS share.
419 */
420 static __be32
nlmsvc_proc_unshare(struct svc_rqst * rqstp)421 nlmsvc_proc_unshare(struct svc_rqst *rqstp)
422 {
423 struct nlm_args *argp = rqstp->rq_argp;
424 struct nlm_res *resp = rqstp->rq_resp;
425 struct nlm_host *host;
426 struct nlm_file *file;
427
428 dprintk("lockd: UNSHARE called\n");
429
430 resp->cookie = argp->cookie;
431
432 /* Don't accept requests during grace period */
433 if (locks_in_grace(SVC_NET(rqstp))) {
434 resp->status = nlm_lck_denied_grace_period;
435 return rpc_success;
436 }
437
438 /* Obtain client and file */
439 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
440 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
441
442 /* Now try to unshare the file */
443 resp->status = cast_status(nlmsvc_unshare_file(host, file, argp));
444
445 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
446 nlmsvc_release_lockowner(&argp->lock);
447 nlmsvc_release_host(host);
448 nlm_release_file(file);
449 return rpc_success;
450 }
451
452 /*
453 * NM_LOCK: Create an unmonitored lock
454 */
455 static __be32
nlmsvc_proc_nm_lock(struct svc_rqst * rqstp)456 nlmsvc_proc_nm_lock(struct svc_rqst *rqstp)
457 {
458 struct nlm_args *argp = rqstp->rq_argp;
459
460 dprintk("lockd: NM_LOCK called\n");
461
462 argp->monitor = 0; /* just clean the monitor flag */
463 return nlmsvc_proc_lock(rqstp);
464 }
465
466 /*
467 * FREE_ALL: Release all locks and shares held by client
468 */
469 static __be32
nlmsvc_proc_free_all(struct svc_rqst * rqstp)470 nlmsvc_proc_free_all(struct svc_rqst *rqstp)
471 {
472 struct nlm_args *argp = rqstp->rq_argp;
473 struct nlm_host *host;
474
475 /* Obtain client */
476 if (nlmsvc_retrieve_args(rqstp, argp, &host, NULL))
477 return rpc_success;
478
479 nlmsvc_free_host_resources(host);
480 nlmsvc_release_host(host);
481 return rpc_success;
482 }
483
484 /*
485 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
486 */
487 static __be32
nlmsvc_proc_sm_notify(struct svc_rqst * rqstp)488 nlmsvc_proc_sm_notify(struct svc_rqst *rqstp)
489 {
490 struct nlm_reboot *argp = rqstp->rq_argp;
491
492 dprintk("lockd: SM_NOTIFY called\n");
493
494 if (!nlm_privileged_requester(rqstp)) {
495 char buf[RPC_MAX_ADDRBUFLEN];
496 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
497 svc_print_addr(rqstp, buf, sizeof(buf)));
498 return rpc_system_err;
499 }
500
501 nlm_host_rebooted(SVC_NET(rqstp), argp);
502 return rpc_success;
503 }
504
505 /*
506 * client sent a GRANTED_RES, let's remove the associated block
507 */
508 static __be32
nlmsvc_proc_granted_res(struct svc_rqst * rqstp)509 nlmsvc_proc_granted_res(struct svc_rqst *rqstp)
510 {
511 struct nlm_res *argp = rqstp->rq_argp;
512
513 if (!nlmsvc_ops)
514 return rpc_success;
515
516 dprintk("lockd: GRANTED_RES called\n");
517
518 nlmsvc_grant_reply(&argp->cookie, argp->status);
519 return rpc_success;
520 }
521
522 static __be32
nlmsvc_proc_unused(struct svc_rqst * rqstp)523 nlmsvc_proc_unused(struct svc_rqst *rqstp)
524 {
525 return rpc_proc_unavail;
526 }
527
528 /*
529 * NLM Server procedures.
530 */
531
532 struct nlm_void { int dummy; };
533
534 #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
535 #define St 1 /* status */
536 #define No (1+1024/4) /* Net Obj */
537 #define Rg 2 /* range - offset + size */
538
539 const struct svc_procedure nlmsvc_procedures[24] = {
540 [NLMPROC_NULL] = {
541 .pc_func = nlmsvc_proc_null,
542 .pc_decode = nlmsvc_decode_void,
543 .pc_encode = nlmsvc_encode_void,
544 .pc_argsize = sizeof(struct nlm_void),
545 .pc_argzero = sizeof(struct nlm_void),
546 .pc_ressize = sizeof(struct nlm_void),
547 .pc_xdrressize = St,
548 .pc_name = "NULL",
549 },
550 [NLMPROC_TEST] = {
551 .pc_func = nlmsvc_proc_test,
552 .pc_decode = nlmsvc_decode_testargs,
553 .pc_encode = nlmsvc_encode_testres,
554 .pc_argsize = sizeof(struct nlm_args),
555 .pc_argzero = sizeof(struct nlm_args),
556 .pc_ressize = sizeof(struct nlm_res),
557 .pc_xdrressize = Ck+St+2+No+Rg,
558 .pc_name = "TEST",
559 },
560 [NLMPROC_LOCK] = {
561 .pc_func = nlmsvc_proc_lock,
562 .pc_decode = nlmsvc_decode_lockargs,
563 .pc_encode = nlmsvc_encode_res,
564 .pc_argsize = sizeof(struct nlm_args),
565 .pc_argzero = sizeof(struct nlm_args),
566 .pc_ressize = sizeof(struct nlm_res),
567 .pc_xdrressize = Ck+St,
568 .pc_name = "LOCK",
569 },
570 [NLMPROC_CANCEL] = {
571 .pc_func = nlmsvc_proc_cancel,
572 .pc_decode = nlmsvc_decode_cancargs,
573 .pc_encode = nlmsvc_encode_res,
574 .pc_argsize = sizeof(struct nlm_args),
575 .pc_argzero = sizeof(struct nlm_args),
576 .pc_ressize = sizeof(struct nlm_res),
577 .pc_xdrressize = Ck+St,
578 .pc_name = "CANCEL",
579 },
580 [NLMPROC_UNLOCK] = {
581 .pc_func = nlmsvc_proc_unlock,
582 .pc_decode = nlmsvc_decode_unlockargs,
583 .pc_encode = nlmsvc_encode_res,
584 .pc_argsize = sizeof(struct nlm_args),
585 .pc_argzero = sizeof(struct nlm_args),
586 .pc_ressize = sizeof(struct nlm_res),
587 .pc_xdrressize = Ck+St,
588 .pc_name = "UNLOCK",
589 },
590 [NLMPROC_GRANTED] = {
591 .pc_func = nlmsvc_proc_granted,
592 .pc_decode = nlmsvc_decode_testargs,
593 .pc_encode = nlmsvc_encode_res,
594 .pc_argsize = sizeof(struct nlm_args),
595 .pc_argzero = sizeof(struct nlm_args),
596 .pc_ressize = sizeof(struct nlm_res),
597 .pc_xdrressize = Ck+St,
598 .pc_name = "GRANTED",
599 },
600 [NLMPROC_TEST_MSG] = {
601 .pc_func = nlmsvc_proc_test_msg,
602 .pc_decode = nlmsvc_decode_testargs,
603 .pc_encode = nlmsvc_encode_void,
604 .pc_argsize = sizeof(struct nlm_args),
605 .pc_argzero = sizeof(struct nlm_args),
606 .pc_ressize = sizeof(struct nlm_void),
607 .pc_xdrressize = St,
608 .pc_name = "TEST_MSG",
609 },
610 [NLMPROC_LOCK_MSG] = {
611 .pc_func = nlmsvc_proc_lock_msg,
612 .pc_decode = nlmsvc_decode_lockargs,
613 .pc_encode = nlmsvc_encode_void,
614 .pc_argsize = sizeof(struct nlm_args),
615 .pc_argzero = sizeof(struct nlm_args),
616 .pc_ressize = sizeof(struct nlm_void),
617 .pc_xdrressize = St,
618 .pc_name = "LOCK_MSG",
619 },
620 [NLMPROC_CANCEL_MSG] = {
621 .pc_func = nlmsvc_proc_cancel_msg,
622 .pc_decode = nlmsvc_decode_cancargs,
623 .pc_encode = nlmsvc_encode_void,
624 .pc_argsize = sizeof(struct nlm_args),
625 .pc_argzero = sizeof(struct nlm_args),
626 .pc_ressize = sizeof(struct nlm_void),
627 .pc_xdrressize = St,
628 .pc_name = "CANCEL_MSG",
629 },
630 [NLMPROC_UNLOCK_MSG] = {
631 .pc_func = nlmsvc_proc_unlock_msg,
632 .pc_decode = nlmsvc_decode_unlockargs,
633 .pc_encode = nlmsvc_encode_void,
634 .pc_argsize = sizeof(struct nlm_args),
635 .pc_argzero = sizeof(struct nlm_args),
636 .pc_ressize = sizeof(struct nlm_void),
637 .pc_xdrressize = St,
638 .pc_name = "UNLOCK_MSG",
639 },
640 [NLMPROC_GRANTED_MSG] = {
641 .pc_func = nlmsvc_proc_granted_msg,
642 .pc_decode = nlmsvc_decode_testargs,
643 .pc_encode = nlmsvc_encode_void,
644 .pc_argsize = sizeof(struct nlm_args),
645 .pc_argzero = sizeof(struct nlm_args),
646 .pc_ressize = sizeof(struct nlm_void),
647 .pc_xdrressize = St,
648 .pc_name = "GRANTED_MSG",
649 },
650 [NLMPROC_TEST_RES] = {
651 .pc_func = nlmsvc_proc_null,
652 .pc_decode = nlmsvc_decode_void,
653 .pc_encode = nlmsvc_encode_void,
654 .pc_argsize = sizeof(struct nlm_res),
655 .pc_argzero = sizeof(struct nlm_res),
656 .pc_ressize = sizeof(struct nlm_void),
657 .pc_xdrressize = St,
658 .pc_name = "TEST_RES",
659 },
660 [NLMPROC_LOCK_RES] = {
661 .pc_func = nlmsvc_proc_null,
662 .pc_decode = nlmsvc_decode_void,
663 .pc_encode = nlmsvc_encode_void,
664 .pc_argsize = sizeof(struct nlm_res),
665 .pc_argzero = sizeof(struct nlm_res),
666 .pc_ressize = sizeof(struct nlm_void),
667 .pc_xdrressize = St,
668 .pc_name = "LOCK_RES",
669 },
670 [NLMPROC_CANCEL_RES] = {
671 .pc_func = nlmsvc_proc_null,
672 .pc_decode = nlmsvc_decode_void,
673 .pc_encode = nlmsvc_encode_void,
674 .pc_argsize = sizeof(struct nlm_res),
675 .pc_argzero = sizeof(struct nlm_res),
676 .pc_ressize = sizeof(struct nlm_void),
677 .pc_xdrressize = St,
678 .pc_name = "CANCEL_RES",
679 },
680 [NLMPROC_UNLOCK_RES] = {
681 .pc_func = nlmsvc_proc_null,
682 .pc_decode = nlmsvc_decode_void,
683 .pc_encode = nlmsvc_encode_void,
684 .pc_argsize = sizeof(struct nlm_res),
685 .pc_argzero = sizeof(struct nlm_res),
686 .pc_ressize = sizeof(struct nlm_void),
687 .pc_xdrressize = St,
688 .pc_name = "UNLOCK_RES",
689 },
690 [NLMPROC_GRANTED_RES] = {
691 .pc_func = nlmsvc_proc_granted_res,
692 .pc_decode = nlmsvc_decode_res,
693 .pc_encode = nlmsvc_encode_void,
694 .pc_argsize = sizeof(struct nlm_res),
695 .pc_argzero = sizeof(struct nlm_res),
696 .pc_ressize = sizeof(struct nlm_void),
697 .pc_xdrressize = St,
698 .pc_name = "GRANTED_RES",
699 },
700 [NLMPROC_NSM_NOTIFY] = {
701 .pc_func = nlmsvc_proc_sm_notify,
702 .pc_decode = nlmsvc_decode_reboot,
703 .pc_encode = nlmsvc_encode_void,
704 .pc_argsize = sizeof(struct nlm_reboot),
705 .pc_argzero = sizeof(struct nlm_reboot),
706 .pc_ressize = sizeof(struct nlm_void),
707 .pc_xdrressize = St,
708 .pc_name = "SM_NOTIFY",
709 },
710 [17] = {
711 .pc_func = nlmsvc_proc_unused,
712 .pc_decode = nlmsvc_decode_void,
713 .pc_encode = nlmsvc_encode_void,
714 .pc_argsize = sizeof(struct nlm_void),
715 .pc_argzero = sizeof(struct nlm_void),
716 .pc_ressize = sizeof(struct nlm_void),
717 .pc_xdrressize = St,
718 .pc_name = "UNUSED",
719 },
720 [18] = {
721 .pc_func = nlmsvc_proc_unused,
722 .pc_decode = nlmsvc_decode_void,
723 .pc_encode = nlmsvc_encode_void,
724 .pc_argsize = sizeof(struct nlm_void),
725 .pc_argzero = sizeof(struct nlm_void),
726 .pc_ressize = sizeof(struct nlm_void),
727 .pc_xdrressize = St,
728 .pc_name = "UNUSED",
729 },
730 [19] = {
731 .pc_func = nlmsvc_proc_unused,
732 .pc_decode = nlmsvc_decode_void,
733 .pc_encode = nlmsvc_encode_void,
734 .pc_argsize = sizeof(struct nlm_void),
735 .pc_argzero = sizeof(struct nlm_void),
736 .pc_ressize = sizeof(struct nlm_void),
737 .pc_xdrressize = St,
738 .pc_name = "UNUSED",
739 },
740 [NLMPROC_SHARE] = {
741 .pc_func = nlmsvc_proc_share,
742 .pc_decode = nlmsvc_decode_shareargs,
743 .pc_encode = nlmsvc_encode_shareres,
744 .pc_argsize = sizeof(struct nlm_args),
745 .pc_argzero = sizeof(struct nlm_args),
746 .pc_ressize = sizeof(struct nlm_res),
747 .pc_xdrressize = Ck+St+1,
748 .pc_name = "SHARE",
749 },
750 [NLMPROC_UNSHARE] = {
751 .pc_func = nlmsvc_proc_unshare,
752 .pc_decode = nlmsvc_decode_shareargs,
753 .pc_encode = nlmsvc_encode_shareres,
754 .pc_argsize = sizeof(struct nlm_args),
755 .pc_argzero = sizeof(struct nlm_args),
756 .pc_ressize = sizeof(struct nlm_res),
757 .pc_xdrressize = Ck+St+1,
758 .pc_name = "UNSHARE",
759 },
760 [NLMPROC_NM_LOCK] = {
761 .pc_func = nlmsvc_proc_nm_lock,
762 .pc_decode = nlmsvc_decode_lockargs,
763 .pc_encode = nlmsvc_encode_res,
764 .pc_argsize = sizeof(struct nlm_args),
765 .pc_argzero = sizeof(struct nlm_args),
766 .pc_ressize = sizeof(struct nlm_res),
767 .pc_xdrressize = Ck+St,
768 .pc_name = "NM_LOCK",
769 },
770 [NLMPROC_FREE_ALL] = {
771 .pc_func = nlmsvc_proc_free_all,
772 .pc_decode = nlmsvc_decode_notify,
773 .pc_encode = nlmsvc_encode_void,
774 .pc_argsize = sizeof(struct nlm_args),
775 .pc_argzero = sizeof(struct nlm_args),
776 .pc_ressize = sizeof(struct nlm_void),
777 .pc_xdrressize = 0,
778 .pc_name = "FREE_ALL",
779 },
780 };
781