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 */
22 static __be32
nlm4svc_retrieve_args(struct svc_rqst * rqstp,struct nlm_args * argp,struct nlm_host ** hostp,struct nlm_file ** filp)23 nlm4svc_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 /* Obtain host handle */
36 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
37 || (argp->monitor && nsm_monitor(host) < 0))
38 goto no_locks;
39 *hostp = host;
40
41 /* Obtain file pointer. Not used by FREE_ALL call. */
42 if (filp != NULL) {
43 int mode = lock_to_openmode(&lock->fl);
44
45 error = nlm_lookup_file(rqstp, &file, lock);
46 if (error)
47 goto no_locks;
48 *filp = file;
49
50 /* Set up the missing parts of the file_lock structure */
51 lock->fl.fl_file = file->f_file[mode];
52 lock->fl.fl_pid = current->tgid;
53 lock->fl.fl_lmops = &nlmsvc_lock_operations;
54 nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid);
55 if (!lock->fl.fl_owner) {
56 /* lockowner allocation has failed */
57 nlmsvc_release_host(host);
58 return nlm_lck_denied_nolocks;
59 }
60 }
61
62 return 0;
63
64 no_locks:
65 nlmsvc_release_host(host);
66 if (error)
67 return error;
68 return nlm_lck_denied_nolocks;
69 }
70
71 /*
72 * NULL: Test for presence of service
73 */
74 static __be32
nlm4svc_proc_null(struct svc_rqst * rqstp)75 nlm4svc_proc_null(struct svc_rqst *rqstp)
76 {
77 dprintk("lockd: NULL called\n");
78 return rpc_success;
79 }
80
81 /*
82 * TEST: Check for conflicting lock
83 */
84 static __be32
__nlm4svc_proc_test(struct svc_rqst * rqstp,struct nlm_res * resp)85 __nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
86 {
87 struct nlm_args *argp = rqstp->rq_argp;
88 struct nlm_host *host;
89 struct nlm_file *file;
90 __be32 rc = rpc_success;
91
92 dprintk("lockd: TEST4 called\n");
93 resp->cookie = argp->cookie;
94
95 /* Obtain client and file */
96 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
97 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
98
99 /* Now check for conflicting locks */
100 resp->status = nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie);
101 if (resp->status == nlm_drop_reply)
102 rc = rpc_drop_reply;
103 else
104 dprintk("lockd: TEST4 status %d\n", ntohl(resp->status));
105
106 nlmsvc_release_lockowner(&argp->lock);
107 nlmsvc_release_host(host);
108 nlm_release_file(file);
109 return rc;
110 }
111
112 static __be32
nlm4svc_proc_test(struct svc_rqst * rqstp)113 nlm4svc_proc_test(struct svc_rqst *rqstp)
114 {
115 return __nlm4svc_proc_test(rqstp, rqstp->rq_resp);
116 }
117
118 static __be32
__nlm4svc_proc_lock(struct svc_rqst * rqstp,struct nlm_res * resp)119 __nlm4svc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp)
120 {
121 struct nlm_args *argp = rqstp->rq_argp;
122 struct nlm_host *host;
123 struct nlm_file *file;
124 __be32 rc = rpc_success;
125
126 dprintk("lockd: LOCK called\n");
127
128 resp->cookie = argp->cookie;
129
130 /* Obtain client and file */
131 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
132 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
133
134 #if 0
135 /* If supplied state doesn't match current state, we assume it's
136 * an old request that time-warped somehow. Any error return would
137 * do in this case because it's irrelevant anyway.
138 *
139 * NB: We don't retrieve the remote host's state yet.
140 */
141 if (host->h_nsmstate && host->h_nsmstate != argp->state) {
142 resp->status = nlm_lck_denied_nolocks;
143 } else
144 #endif
145
146 /* Now try to lock the file */
147 resp->status = nlmsvc_lock(rqstp, file, host, &argp->lock,
148 argp->block, &argp->cookie,
149 argp->reclaim);
150 if (resp->status == nlm_drop_reply)
151 rc = rpc_drop_reply;
152 else
153 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
154
155 nlmsvc_release_lockowner(&argp->lock);
156 nlmsvc_release_host(host);
157 nlm_release_file(file);
158 return rc;
159 }
160
161 static __be32
nlm4svc_proc_lock(struct svc_rqst * rqstp)162 nlm4svc_proc_lock(struct svc_rqst *rqstp)
163 {
164 return __nlm4svc_proc_lock(rqstp, rqstp->rq_resp);
165 }
166
167 static __be32
__nlm4svc_proc_cancel(struct svc_rqst * rqstp,struct nlm_res * resp)168 __nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp)
169 {
170 struct nlm_args *argp = rqstp->rq_argp;
171 struct nlm_host *host;
172 struct nlm_file *file;
173
174 dprintk("lockd: CANCEL called\n");
175
176 resp->cookie = argp->cookie;
177
178 /* Don't accept requests during grace period */
179 if (locks_in_grace(SVC_NET(rqstp))) {
180 resp->status = nlm_lck_denied_grace_period;
181 return rpc_success;
182 }
183
184 /* Obtain client and file */
185 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
186 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
187
188 /* Try to cancel request. */
189 resp->status = nlmsvc_cancel_blocked(SVC_NET(rqstp), file, &argp->lock);
190
191 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
192 nlmsvc_release_lockowner(&argp->lock);
193 nlmsvc_release_host(host);
194 nlm_release_file(file);
195 return rpc_success;
196 }
197
198 static __be32
nlm4svc_proc_cancel(struct svc_rqst * rqstp)199 nlm4svc_proc_cancel(struct svc_rqst *rqstp)
200 {
201 return __nlm4svc_proc_cancel(rqstp, rqstp->rq_resp);
202 }
203
204 /*
205 * UNLOCK: release a lock
206 */
207 static __be32
__nlm4svc_proc_unlock(struct svc_rqst * rqstp,struct nlm_res * resp)208 __nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
209 {
210 struct nlm_args *argp = rqstp->rq_argp;
211 struct nlm_host *host;
212 struct nlm_file *file;
213
214 dprintk("lockd: UNLOCK called\n");
215
216 resp->cookie = argp->cookie;
217
218 /* Don't accept new lock requests during grace period */
219 if (locks_in_grace(SVC_NET(rqstp))) {
220 resp->status = nlm_lck_denied_grace_period;
221 return rpc_success;
222 }
223
224 /* Obtain client and file */
225 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
226 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
227
228 /* Now try to remove the lock */
229 resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock);
230
231 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
232 nlmsvc_release_lockowner(&argp->lock);
233 nlmsvc_release_host(host);
234 nlm_release_file(file);
235 return rpc_success;
236 }
237
238 static __be32
nlm4svc_proc_unlock(struct svc_rqst * rqstp)239 nlm4svc_proc_unlock(struct svc_rqst *rqstp)
240 {
241 return __nlm4svc_proc_unlock(rqstp, rqstp->rq_resp);
242 }
243
244 /*
245 * GRANTED: A server calls us to tell that a process' lock request
246 * was granted
247 */
248 static __be32
__nlm4svc_proc_granted(struct svc_rqst * rqstp,struct nlm_res * resp)249 __nlm4svc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
250 {
251 struct nlm_args *argp = rqstp->rq_argp;
252
253 resp->cookie = argp->cookie;
254
255 dprintk("lockd: GRANTED called\n");
256 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
257 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
258 return rpc_success;
259 }
260
261 static __be32
nlm4svc_proc_granted(struct svc_rqst * rqstp)262 nlm4svc_proc_granted(struct svc_rqst *rqstp)
263 {
264 return __nlm4svc_proc_granted(rqstp, rqstp->rq_resp);
265 }
266
267 /*
268 * This is the generic lockd callback for async RPC calls
269 */
nlm4svc_callback_exit(struct rpc_task * task,void * data)270 static void nlm4svc_callback_exit(struct rpc_task *task, void *data)
271 {
272 dprintk("lockd: %5u callback returned %d\n", task->tk_pid,
273 -task->tk_status);
274 }
275
nlm4svc_callback_release(void * data)276 static void nlm4svc_callback_release(void *data)
277 {
278 nlmsvc_release_call(data);
279 }
280
281 static const struct rpc_call_ops nlm4svc_callback_ops = {
282 .rpc_call_done = nlm4svc_callback_exit,
283 .rpc_release = nlm4svc_callback_release,
284 };
285
286 /*
287 * `Async' versions of the above service routines. They aren't really,
288 * because we send the callback before the reply proper. I hope this
289 * doesn't break any clients.
290 */
nlm4svc_callback(struct svc_rqst * rqstp,u32 proc,__be32 (* func)(struct svc_rqst *,struct nlm_res *))291 static __be32 nlm4svc_callback(struct svc_rqst *rqstp, u32 proc,
292 __be32 (*func)(struct svc_rqst *, struct nlm_res *))
293 {
294 struct nlm_args *argp = rqstp->rq_argp;
295 struct nlm_host *host;
296 struct nlm_rqst *call;
297 __be32 stat;
298
299 host = nlmsvc_lookup_host(rqstp,
300 argp->lock.caller,
301 argp->lock.len);
302 if (host == NULL)
303 return rpc_system_err;
304
305 call = nlm_alloc_call(host);
306 nlmsvc_release_host(host);
307 if (call == NULL)
308 return rpc_system_err;
309
310 stat = func(rqstp, &call->a_res);
311 if (stat != 0) {
312 nlmsvc_release_call(call);
313 return stat;
314 }
315
316 call->a_flags = RPC_TASK_ASYNC;
317 if (nlm_async_reply(call, proc, &nlm4svc_callback_ops) < 0)
318 return rpc_system_err;
319 return rpc_success;
320 }
321
nlm4svc_proc_test_msg(struct svc_rqst * rqstp)322 static __be32 nlm4svc_proc_test_msg(struct svc_rqst *rqstp)
323 {
324 dprintk("lockd: TEST_MSG called\n");
325 return nlm4svc_callback(rqstp, NLMPROC_TEST_RES, __nlm4svc_proc_test);
326 }
327
nlm4svc_proc_lock_msg(struct svc_rqst * rqstp)328 static __be32 nlm4svc_proc_lock_msg(struct svc_rqst *rqstp)
329 {
330 dprintk("lockd: LOCK_MSG called\n");
331 return nlm4svc_callback(rqstp, NLMPROC_LOCK_RES, __nlm4svc_proc_lock);
332 }
333
nlm4svc_proc_cancel_msg(struct svc_rqst * rqstp)334 static __be32 nlm4svc_proc_cancel_msg(struct svc_rqst *rqstp)
335 {
336 dprintk("lockd: CANCEL_MSG called\n");
337 return nlm4svc_callback(rqstp, NLMPROC_CANCEL_RES, __nlm4svc_proc_cancel);
338 }
339
nlm4svc_proc_unlock_msg(struct svc_rqst * rqstp)340 static __be32 nlm4svc_proc_unlock_msg(struct svc_rqst *rqstp)
341 {
342 dprintk("lockd: UNLOCK_MSG called\n");
343 return nlm4svc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlm4svc_proc_unlock);
344 }
345
nlm4svc_proc_granted_msg(struct svc_rqst * rqstp)346 static __be32 nlm4svc_proc_granted_msg(struct svc_rqst *rqstp)
347 {
348 dprintk("lockd: GRANTED_MSG called\n");
349 return nlm4svc_callback(rqstp, NLMPROC_GRANTED_RES, __nlm4svc_proc_granted);
350 }
351
352 /*
353 * SHARE: create a DOS share or alter existing share.
354 */
355 static __be32
nlm4svc_proc_share(struct svc_rqst * rqstp)356 nlm4svc_proc_share(struct svc_rqst *rqstp)
357 {
358 struct nlm_args *argp = rqstp->rq_argp;
359 struct nlm_res *resp = rqstp->rq_resp;
360 struct nlm_host *host;
361 struct nlm_file *file;
362
363 dprintk("lockd: SHARE called\n");
364
365 resp->cookie = argp->cookie;
366
367 /* Don't accept new lock requests during grace period */
368 if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
369 resp->status = nlm_lck_denied_grace_period;
370 return rpc_success;
371 }
372
373 /* Obtain client and file */
374 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
375 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
376
377 /* Now try to create the share */
378 resp->status = nlmsvc_share_file(host, file, argp);
379
380 dprintk("lockd: SHARE status %d\n", ntohl(resp->status));
381 nlmsvc_release_lockowner(&argp->lock);
382 nlmsvc_release_host(host);
383 nlm_release_file(file);
384 return rpc_success;
385 }
386
387 /*
388 * UNSHARE: Release a DOS share.
389 */
390 static __be32
nlm4svc_proc_unshare(struct svc_rqst * rqstp)391 nlm4svc_proc_unshare(struct svc_rqst *rqstp)
392 {
393 struct nlm_args *argp = rqstp->rq_argp;
394 struct nlm_res *resp = rqstp->rq_resp;
395 struct nlm_host *host;
396 struct nlm_file *file;
397
398 dprintk("lockd: UNSHARE called\n");
399
400 resp->cookie = argp->cookie;
401
402 /* Don't accept requests during grace period */
403 if (locks_in_grace(SVC_NET(rqstp))) {
404 resp->status = nlm_lck_denied_grace_period;
405 return rpc_success;
406 }
407
408 /* Obtain client and file */
409 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
410 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
411
412 /* Now try to lock the file */
413 resp->status = nlmsvc_unshare_file(host, file, argp);
414
415 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
416 nlmsvc_release_lockowner(&argp->lock);
417 nlmsvc_release_host(host);
418 nlm_release_file(file);
419 return rpc_success;
420 }
421
422 /*
423 * NM_LOCK: Create an unmonitored lock
424 */
425 static __be32
nlm4svc_proc_nm_lock(struct svc_rqst * rqstp)426 nlm4svc_proc_nm_lock(struct svc_rqst *rqstp)
427 {
428 struct nlm_args *argp = rqstp->rq_argp;
429
430 dprintk("lockd: NM_LOCK called\n");
431
432 argp->monitor = 0; /* just clean the monitor flag */
433 return nlm4svc_proc_lock(rqstp);
434 }
435
436 /*
437 * FREE_ALL: Release all locks and shares held by client
438 */
439 static __be32
nlm4svc_proc_free_all(struct svc_rqst * rqstp)440 nlm4svc_proc_free_all(struct svc_rqst *rqstp)
441 {
442 struct nlm_args *argp = rqstp->rq_argp;
443 struct nlm_host *host;
444
445 /* Obtain client */
446 if (nlm4svc_retrieve_args(rqstp, argp, &host, NULL))
447 return rpc_success;
448
449 nlmsvc_free_host_resources(host);
450 nlmsvc_release_host(host);
451 return rpc_success;
452 }
453
454 /*
455 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
456 */
457 static __be32
nlm4svc_proc_sm_notify(struct svc_rqst * rqstp)458 nlm4svc_proc_sm_notify(struct svc_rqst *rqstp)
459 {
460 struct nlm_reboot *argp = rqstp->rq_argp;
461
462 dprintk("lockd: SM_NOTIFY called\n");
463
464 if (!nlm_privileged_requester(rqstp)) {
465 char buf[RPC_MAX_ADDRBUFLEN];
466 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
467 svc_print_addr(rqstp, buf, sizeof(buf)));
468 return rpc_system_err;
469 }
470
471 nlm_host_rebooted(SVC_NET(rqstp), argp);
472 return rpc_success;
473 }
474
475 /*
476 * client sent a GRANTED_RES, let's remove the associated block
477 */
478 static __be32
nlm4svc_proc_granted_res(struct svc_rqst * rqstp)479 nlm4svc_proc_granted_res(struct svc_rqst *rqstp)
480 {
481 struct nlm_res *argp = rqstp->rq_argp;
482
483 if (!nlmsvc_ops)
484 return rpc_success;
485
486 dprintk("lockd: GRANTED_RES called\n");
487
488 nlmsvc_grant_reply(&argp->cookie, argp->status);
489 return rpc_success;
490 }
491
492 static __be32
nlm4svc_proc_unused(struct svc_rqst * rqstp)493 nlm4svc_proc_unused(struct svc_rqst *rqstp)
494 {
495 return rpc_proc_unavail;
496 }
497
498
499 /*
500 * NLM Server procedures.
501 */
502
503 struct nlm_void { int dummy; };
504
505 #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
506 #define No (1+1024/4) /* netobj */
507 #define St 1 /* status */
508 #define Rg 4 /* range (offset + length) */
509
510 const struct svc_procedure nlmsvc_procedures4[24] = {
511 [NLMPROC_NULL] = {
512 .pc_func = nlm4svc_proc_null,
513 .pc_decode = nlm4svc_decode_void,
514 .pc_encode = nlm4svc_encode_void,
515 .pc_argsize = sizeof(struct nlm_void),
516 .pc_ressize = sizeof(struct nlm_void),
517 .pc_xdrressize = St,
518 .pc_name = "NULL",
519 },
520 [NLMPROC_TEST] = {
521 .pc_func = nlm4svc_proc_test,
522 .pc_decode = nlm4svc_decode_testargs,
523 .pc_encode = nlm4svc_encode_testres,
524 .pc_argsize = sizeof(struct nlm_args),
525 .pc_ressize = sizeof(struct nlm_res),
526 .pc_xdrressize = Ck+St+2+No+Rg,
527 .pc_name = "TEST",
528 },
529 [NLMPROC_LOCK] = {
530 .pc_func = nlm4svc_proc_lock,
531 .pc_decode = nlm4svc_decode_lockargs,
532 .pc_encode = nlm4svc_encode_res,
533 .pc_argsize = 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_ressize = sizeof(struct nlm_res),
544 .pc_xdrressize = Ck+St,
545 .pc_name = "CANCEL",
546 },
547 [NLMPROC_UNLOCK] = {
548 .pc_func = nlm4svc_proc_unlock,
549 .pc_decode = nlm4svc_decode_unlockargs,
550 .pc_encode = nlm4svc_encode_res,
551 .pc_argsize = sizeof(struct nlm_args),
552 .pc_ressize = sizeof(struct nlm_res),
553 .pc_xdrressize = Ck+St,
554 .pc_name = "UNLOCK",
555 },
556 [NLMPROC_GRANTED] = {
557 .pc_func = nlm4svc_proc_granted,
558 .pc_decode = nlm4svc_decode_testargs,
559 .pc_encode = nlm4svc_encode_res,
560 .pc_argsize = sizeof(struct nlm_args),
561 .pc_ressize = sizeof(struct nlm_res),
562 .pc_xdrressize = Ck+St,
563 .pc_name = "GRANTED",
564 },
565 [NLMPROC_TEST_MSG] = {
566 .pc_func = nlm4svc_proc_test_msg,
567 .pc_decode = nlm4svc_decode_testargs,
568 .pc_encode = nlm4svc_encode_void,
569 .pc_argsize = sizeof(struct nlm_args),
570 .pc_ressize = sizeof(struct nlm_void),
571 .pc_xdrressize = St,
572 .pc_name = "TEST_MSG",
573 },
574 [NLMPROC_LOCK_MSG] = {
575 .pc_func = nlm4svc_proc_lock_msg,
576 .pc_decode = nlm4svc_decode_lockargs,
577 .pc_encode = nlm4svc_encode_void,
578 .pc_argsize = sizeof(struct nlm_args),
579 .pc_ressize = sizeof(struct nlm_void),
580 .pc_xdrressize = St,
581 .pc_name = "LOCK_MSG",
582 },
583 [NLMPROC_CANCEL_MSG] = {
584 .pc_func = nlm4svc_proc_cancel_msg,
585 .pc_decode = nlm4svc_decode_cancargs,
586 .pc_encode = nlm4svc_encode_void,
587 .pc_argsize = sizeof(struct nlm_args),
588 .pc_ressize = sizeof(struct nlm_void),
589 .pc_xdrressize = St,
590 .pc_name = "CANCEL_MSG",
591 },
592 [NLMPROC_UNLOCK_MSG] = {
593 .pc_func = nlm4svc_proc_unlock_msg,
594 .pc_decode = nlm4svc_decode_unlockargs,
595 .pc_encode = nlm4svc_encode_void,
596 .pc_argsize = sizeof(struct nlm_args),
597 .pc_ressize = sizeof(struct nlm_void),
598 .pc_xdrressize = St,
599 .pc_name = "UNLOCK_MSG",
600 },
601 [NLMPROC_GRANTED_MSG] = {
602 .pc_func = nlm4svc_proc_granted_msg,
603 .pc_decode = nlm4svc_decode_testargs,
604 .pc_encode = nlm4svc_encode_void,
605 .pc_argsize = sizeof(struct nlm_args),
606 .pc_ressize = sizeof(struct nlm_void),
607 .pc_xdrressize = St,
608 .pc_name = "GRANTED_MSG",
609 },
610 [NLMPROC_TEST_RES] = {
611 .pc_func = nlm4svc_proc_null,
612 .pc_decode = nlm4svc_decode_void,
613 .pc_encode = nlm4svc_encode_void,
614 .pc_argsize = sizeof(struct nlm_res),
615 .pc_ressize = sizeof(struct nlm_void),
616 .pc_xdrressize = St,
617 .pc_name = "TEST_RES",
618 },
619 [NLMPROC_LOCK_RES] = {
620 .pc_func = nlm4svc_proc_null,
621 .pc_decode = nlm4svc_decode_void,
622 .pc_encode = nlm4svc_encode_void,
623 .pc_argsize = sizeof(struct nlm_res),
624 .pc_ressize = sizeof(struct nlm_void),
625 .pc_xdrressize = St,
626 .pc_name = "LOCK_RES",
627 },
628 [NLMPROC_CANCEL_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_ressize = sizeof(struct nlm_void),
634 .pc_xdrressize = St,
635 .pc_name = "CANCEL_RES",
636 },
637 [NLMPROC_UNLOCK_RES] = {
638 .pc_func = nlm4svc_proc_null,
639 .pc_decode = nlm4svc_decode_void,
640 .pc_encode = nlm4svc_encode_void,
641 .pc_argsize = sizeof(struct nlm_res),
642 .pc_ressize = sizeof(struct nlm_void),
643 .pc_xdrressize = St,
644 .pc_name = "UNLOCK_RES",
645 },
646 [NLMPROC_GRANTED_RES] = {
647 .pc_func = nlm4svc_proc_granted_res,
648 .pc_decode = nlm4svc_decode_res,
649 .pc_encode = nlm4svc_encode_void,
650 .pc_argsize = sizeof(struct nlm_res),
651 .pc_ressize = sizeof(struct nlm_void),
652 .pc_xdrressize = St,
653 .pc_name = "GRANTED_RES",
654 },
655 [NLMPROC_NSM_NOTIFY] = {
656 .pc_func = nlm4svc_proc_sm_notify,
657 .pc_decode = nlm4svc_decode_reboot,
658 .pc_encode = nlm4svc_encode_void,
659 .pc_argsize = sizeof(struct nlm_reboot),
660 .pc_ressize = sizeof(struct nlm_void),
661 .pc_xdrressize = St,
662 .pc_name = "SM_NOTIFY",
663 },
664 [17] = {
665 .pc_func = nlm4svc_proc_unused,
666 .pc_decode = nlm4svc_decode_void,
667 .pc_encode = nlm4svc_encode_void,
668 .pc_argsize = sizeof(struct nlm_void),
669 .pc_ressize = sizeof(struct nlm_void),
670 .pc_xdrressize = 0,
671 .pc_name = "UNUSED",
672 },
673 [18] = {
674 .pc_func = nlm4svc_proc_unused,
675 .pc_decode = nlm4svc_decode_void,
676 .pc_encode = nlm4svc_encode_void,
677 .pc_argsize = sizeof(struct nlm_void),
678 .pc_ressize = sizeof(struct nlm_void),
679 .pc_xdrressize = 0,
680 .pc_name = "UNUSED",
681 },
682 [19] = {
683 .pc_func = nlm4svc_proc_unused,
684 .pc_decode = nlm4svc_decode_void,
685 .pc_encode = nlm4svc_encode_void,
686 .pc_argsize = sizeof(struct nlm_void),
687 .pc_ressize = sizeof(struct nlm_void),
688 .pc_xdrressize = 0,
689 .pc_name = "UNUSED",
690 },
691 [NLMPROC_SHARE] = {
692 .pc_func = nlm4svc_proc_share,
693 .pc_decode = nlm4svc_decode_shareargs,
694 .pc_encode = nlm4svc_encode_shareres,
695 .pc_argsize = sizeof(struct nlm_args),
696 .pc_ressize = sizeof(struct nlm_res),
697 .pc_xdrressize = Ck+St+1,
698 .pc_name = "SHARE",
699 },
700 [NLMPROC_UNSHARE] = {
701 .pc_func = nlm4svc_proc_unshare,
702 .pc_decode = nlm4svc_decode_shareargs,
703 .pc_encode = nlm4svc_encode_shareres,
704 .pc_argsize = sizeof(struct nlm_args),
705 .pc_ressize = sizeof(struct nlm_res),
706 .pc_xdrressize = Ck+St+1,
707 .pc_name = "UNSHARE",
708 },
709 [NLMPROC_NM_LOCK] = {
710 .pc_func = nlm4svc_proc_nm_lock,
711 .pc_decode = nlm4svc_decode_lockargs,
712 .pc_encode = nlm4svc_encode_res,
713 .pc_argsize = sizeof(struct nlm_args),
714 .pc_ressize = sizeof(struct nlm_res),
715 .pc_xdrressize = Ck+St,
716 .pc_name = "NM_LOCK",
717 },
718 [NLMPROC_FREE_ALL] = {
719 .pc_func = nlm4svc_proc_free_all,
720 .pc_decode = nlm4svc_decode_notify,
721 .pc_encode = nlm4svc_encode_void,
722 .pc_argsize = sizeof(struct nlm_args),
723 .pc_ressize = sizeof(struct nlm_void),
724 .pc_xdrressize = St,
725 .pc_name = "FREE_ALL",
726 },
727 };
728
