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 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 error = nlm_lookup_file(rqstp, &file, lock);
50 if (error)
51 goto no_locks;
52 *filp = file;
53
54 /* Set up the missing parts of the file_lock structure */
55 lock->fl.fl_flags = FL_POSIX;
56 lock->fl.fl_file = file->f_file[mode];
57 lock->fl.fl_pid = current->tgid;
58 lock->fl.fl_start = (loff_t)lock->lock_start;
59 lock->fl.fl_end = lock->lock_len ?
60 (loff_t)(lock->lock_start + lock->lock_len - 1) :
61 OFFSET_MAX;
62 lock->fl.fl_lmops = &nlmsvc_lock_operations;
63 nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid);
64 if (!lock->fl.fl_owner) {
65 /* lockowner allocation has failed */
66 nlmsvc_release_host(host);
67 return nlm_lck_denied_nolocks;
68 }
69 }
70
71 return 0;
72
73 no_locks:
74 nlmsvc_release_host(host);
75 if (error)
76 return error;
77 return nlm_lck_denied_nolocks;
78 }
79
80 /*
81 * NULL: Test for presence of service
82 */
83 static __be32
nlm4svc_proc_null(struct svc_rqst * rqstp)84 nlm4svc_proc_null(struct svc_rqst *rqstp)
85 {
86 dprintk("lockd: NULL called\n");
87 return rpc_success;
88 }
89
90 /*
91 * TEST: Check for conflicting lock
92 */
93 static __be32
__nlm4svc_proc_test(struct svc_rqst * rqstp,struct nlm_res * resp)94 __nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
95 {
96 struct nlm_args *argp = rqstp->rq_argp;
97 struct nlm_host *host;
98 struct nlm_file *file;
99 struct nlm_lockowner *test_owner;
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 test_owner = argp->lock.fl.fl_owner;
110 /* Now check for conflicting locks */
111 resp->status = nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie);
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_put_lockowner(test_owner);
118 nlmsvc_release_host(host);
119 nlm_release_file(file);
120 return rc;
121 }
122
123 static __be32
nlm4svc_proc_test(struct svc_rqst * rqstp)124 nlm4svc_proc_test(struct svc_rqst *rqstp)
125 {
126 return __nlm4svc_proc_test(rqstp, rqstp->rq_resp);
127 }
128
129 static __be32
__nlm4svc_proc_lock(struct svc_rqst * rqstp,struct nlm_res * resp)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 #if 0
146 /* If supplied state doesn't match current state, we assume it's
147 * an old request that time-warped somehow. Any error return would
148 * do in this case because it's irrelevant anyway.
149 *
150 * NB: We don't retrieve the remote host's state yet.
151 */
152 if (host->h_nsmstate && host->h_nsmstate != argp->state) {
153 resp->status = nlm_lck_denied_nolocks;
154 } else
155 #endif
156
157 /* Now try to lock the file */
158 resp->status = nlmsvc_lock(rqstp, file, host, &argp->lock,
159 argp->block, &argp->cookie,
160 argp->reclaim);
161 if (resp->status == nlm_drop_reply)
162 rc = rpc_drop_reply;
163 else
164 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
165
166 nlmsvc_release_lockowner(&argp->lock);
167 nlmsvc_release_host(host);
168 nlm_release_file(file);
169 return rc;
170 }
171
172 static __be32
nlm4svc_proc_lock(struct svc_rqst * rqstp)173 nlm4svc_proc_lock(struct svc_rqst *rqstp)
174 {
175 return __nlm4svc_proc_lock(rqstp, rqstp->rq_resp);
176 }
177
178 static __be32
__nlm4svc_proc_cancel(struct svc_rqst * rqstp,struct nlm_res * resp)179 __nlm4svc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp)
180 {
181 struct nlm_args *argp = rqstp->rq_argp;
182 struct nlm_host *host;
183 struct nlm_file *file;
184
185 dprintk("lockd: CANCEL called\n");
186
187 resp->cookie = argp->cookie;
188
189 /* Don't accept requests during grace period */
190 if (locks_in_grace(SVC_NET(rqstp))) {
191 resp->status = nlm_lck_denied_grace_period;
192 return rpc_success;
193 }
194
195 /* Obtain client and file */
196 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
197 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
198
199 /* Try to cancel request. */
200 resp->status = nlmsvc_cancel_blocked(SVC_NET(rqstp), file, &argp->lock);
201
202 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
203 nlmsvc_release_lockowner(&argp->lock);
204 nlmsvc_release_host(host);
205 nlm_release_file(file);
206 return rpc_success;
207 }
208
209 static __be32
nlm4svc_proc_cancel(struct svc_rqst * rqstp)210 nlm4svc_proc_cancel(struct svc_rqst *rqstp)
211 {
212 return __nlm4svc_proc_cancel(rqstp, rqstp->rq_resp);
213 }
214
215 /*
216 * UNLOCK: release a lock
217 */
218 static __be32
__nlm4svc_proc_unlock(struct svc_rqst * rqstp,struct nlm_res * resp)219 __nlm4svc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
220 {
221 struct nlm_args *argp = rqstp->rq_argp;
222 struct nlm_host *host;
223 struct nlm_file *file;
224
225 dprintk("lockd: UNLOCK called\n");
226
227 resp->cookie = argp->cookie;
228
229 /* Don't accept new lock requests during grace period */
230 if (locks_in_grace(SVC_NET(rqstp))) {
231 resp->status = nlm_lck_denied_grace_period;
232 return rpc_success;
233 }
234
235 /* Obtain client and file */
236 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
237 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
238
239 /* Now try to remove the lock */
240 resp->status = nlmsvc_unlock(SVC_NET(rqstp), file, &argp->lock);
241
242 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
243 nlmsvc_release_lockowner(&argp->lock);
244 nlmsvc_release_host(host);
245 nlm_release_file(file);
246 return rpc_success;
247 }
248
249 static __be32
nlm4svc_proc_unlock(struct svc_rqst * rqstp)250 nlm4svc_proc_unlock(struct svc_rqst *rqstp)
251 {
252 return __nlm4svc_proc_unlock(rqstp, rqstp->rq_resp);
253 }
254
255 /*
256 * GRANTED: A server calls us to tell that a process' lock request
257 * was granted
258 */
259 static __be32
__nlm4svc_proc_granted(struct svc_rqst * rqstp,struct nlm_res * resp)260 __nlm4svc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
261 {
262 struct nlm_args *argp = rqstp->rq_argp;
263
264 resp->cookie = argp->cookie;
265
266 dprintk("lockd: GRANTED called\n");
267 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
268 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
269 return rpc_success;
270 }
271
272 static __be32
nlm4svc_proc_granted(struct svc_rqst * rqstp)273 nlm4svc_proc_granted(struct svc_rqst *rqstp)
274 {
275 return __nlm4svc_proc_granted(rqstp, rqstp->rq_resp);
276 }
277
278 /*
279 * This is the generic lockd callback for async RPC calls
280 */
nlm4svc_callback_exit(struct rpc_task * task,void * data)281 static void nlm4svc_callback_exit(struct rpc_task *task, void *data)
282 {
283 }
284
nlm4svc_callback_release(void * data)285 static void nlm4svc_callback_release(void *data)
286 {
287 nlmsvc_release_call(data);
288 }
289
290 static const struct rpc_call_ops nlm4svc_callback_ops = {
291 .rpc_call_done = nlm4svc_callback_exit,
292 .rpc_release = nlm4svc_callback_release,
293 };
294
295 /*
296 * `Async' versions of the above service routines. They aren't really,
297 * because we send the callback before the reply proper. I hope this
298 * doesn't break any clients.
299 */
nlm4svc_callback(struct svc_rqst * rqstp,u32 proc,__be32 (* func)(struct svc_rqst *,struct nlm_res *))300 static __be32 nlm4svc_callback(struct svc_rqst *rqstp, u32 proc,
301 __be32 (*func)(struct svc_rqst *, struct nlm_res *))
302 {
303 struct nlm_args *argp = rqstp->rq_argp;
304 struct nlm_host *host;
305 struct nlm_rqst *call;
306 __be32 stat;
307
308 host = nlmsvc_lookup_host(rqstp,
309 argp->lock.caller,
310 argp->lock.len);
311 if (host == NULL)
312 return rpc_system_err;
313
314 call = nlm_alloc_call(host);
315 nlmsvc_release_host(host);
316 if (call == NULL)
317 return rpc_system_err;
318
319 stat = func(rqstp, &call->a_res);
320 if (stat != 0) {
321 nlmsvc_release_call(call);
322 return stat;
323 }
324
325 call->a_flags = RPC_TASK_ASYNC;
326 if (nlm_async_reply(call, proc, &nlm4svc_callback_ops) < 0)
327 return rpc_system_err;
328 return rpc_success;
329 }
330
nlm4svc_proc_test_msg(struct svc_rqst * rqstp)331 static __be32 nlm4svc_proc_test_msg(struct svc_rqst *rqstp)
332 {
333 dprintk("lockd: TEST_MSG called\n");
334 return nlm4svc_callback(rqstp, NLMPROC_TEST_RES, __nlm4svc_proc_test);
335 }
336
nlm4svc_proc_lock_msg(struct svc_rqst * rqstp)337 static __be32 nlm4svc_proc_lock_msg(struct svc_rqst *rqstp)
338 {
339 dprintk("lockd: LOCK_MSG called\n");
340 return nlm4svc_callback(rqstp, NLMPROC_LOCK_RES, __nlm4svc_proc_lock);
341 }
342
nlm4svc_proc_cancel_msg(struct svc_rqst * rqstp)343 static __be32 nlm4svc_proc_cancel_msg(struct svc_rqst *rqstp)
344 {
345 dprintk("lockd: CANCEL_MSG called\n");
346 return nlm4svc_callback(rqstp, NLMPROC_CANCEL_RES, __nlm4svc_proc_cancel);
347 }
348
nlm4svc_proc_unlock_msg(struct svc_rqst * rqstp)349 static __be32 nlm4svc_proc_unlock_msg(struct svc_rqst *rqstp)
350 {
351 dprintk("lockd: UNLOCK_MSG called\n");
352 return nlm4svc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlm4svc_proc_unlock);
353 }
354
nlm4svc_proc_granted_msg(struct svc_rqst * rqstp)355 static __be32 nlm4svc_proc_granted_msg(struct svc_rqst *rqstp)
356 {
357 dprintk("lockd: GRANTED_MSG called\n");
358 return nlm4svc_callback(rqstp, NLMPROC_GRANTED_RES, __nlm4svc_proc_granted);
359 }
360
361 /*
362 * SHARE: create a DOS share or alter existing share.
363 */
364 static __be32
nlm4svc_proc_share(struct svc_rqst * rqstp)365 nlm4svc_proc_share(struct svc_rqst *rqstp)
366 {
367 struct nlm_args *argp = rqstp->rq_argp;
368 struct nlm_res *resp = rqstp->rq_resp;
369 struct nlm_host *host;
370 struct nlm_file *file;
371
372 dprintk("lockd: SHARE called\n");
373
374 resp->cookie = argp->cookie;
375
376 /* Don't accept new lock requests during grace period */
377 if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
378 resp->status = nlm_lck_denied_grace_period;
379 return rpc_success;
380 }
381
382 /* Obtain client and file */
383 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
384 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
385
386 /* Now try to create the share */
387 resp->status = nlmsvc_share_file(host, file, argp);
388
389 dprintk("lockd: SHARE status %d\n", ntohl(resp->status));
390 nlmsvc_release_lockowner(&argp->lock);
391 nlmsvc_release_host(host);
392 nlm_release_file(file);
393 return rpc_success;
394 }
395
396 /*
397 * UNSHARE: Release a DOS share.
398 */
399 static __be32
nlm4svc_proc_unshare(struct svc_rqst * rqstp)400 nlm4svc_proc_unshare(struct svc_rqst *rqstp)
401 {
402 struct nlm_args *argp = rqstp->rq_argp;
403 struct nlm_res *resp = rqstp->rq_resp;
404 struct nlm_host *host;
405 struct nlm_file *file;
406
407 dprintk("lockd: UNSHARE called\n");
408
409 resp->cookie = argp->cookie;
410
411 /* Don't accept requests during grace period */
412 if (locks_in_grace(SVC_NET(rqstp))) {
413 resp->status = nlm_lck_denied_grace_period;
414 return rpc_success;
415 }
416
417 /* Obtain client and file */
418 if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
419 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
420
421 /* Now try to lock the file */
422 resp->status = nlmsvc_unshare_file(host, file, argp);
423
424 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
425 nlmsvc_release_lockowner(&argp->lock);
426 nlmsvc_release_host(host);
427 nlm_release_file(file);
428 return rpc_success;
429 }
430
431 /*
432 * NM_LOCK: Create an unmonitored lock
433 */
434 static __be32
nlm4svc_proc_nm_lock(struct svc_rqst * rqstp)435 nlm4svc_proc_nm_lock(struct svc_rqst *rqstp)
436 {
437 struct nlm_args *argp = rqstp->rq_argp;
438
439 dprintk("lockd: NM_LOCK called\n");
440
441 argp->monitor = 0; /* just clean the monitor flag */
442 return nlm4svc_proc_lock(rqstp);
443 }
444
445 /*
446 * FREE_ALL: Release all locks and shares held by client
447 */
448 static __be32
nlm4svc_proc_free_all(struct svc_rqst * rqstp)449 nlm4svc_proc_free_all(struct svc_rqst *rqstp)
450 {
451 struct nlm_args *argp = rqstp->rq_argp;
452 struct nlm_host *host;
453
454 /* Obtain client */
455 if (nlm4svc_retrieve_args(rqstp, argp, &host, NULL))
456 return rpc_success;
457
458 nlmsvc_free_host_resources(host);
459 nlmsvc_release_host(host);
460 return rpc_success;
461 }
462
463 /*
464 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
465 */
466 static __be32
nlm4svc_proc_sm_notify(struct svc_rqst * rqstp)467 nlm4svc_proc_sm_notify(struct svc_rqst *rqstp)
468 {
469 struct nlm_reboot *argp = rqstp->rq_argp;
470
471 dprintk("lockd: SM_NOTIFY called\n");
472
473 if (!nlm_privileged_requester(rqstp)) {
474 char buf[RPC_MAX_ADDRBUFLEN];
475 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
476 svc_print_addr(rqstp, buf, sizeof(buf)));
477 return rpc_system_err;
478 }
479
480 nlm_host_rebooted(SVC_NET(rqstp), argp);
481 return rpc_success;
482 }
483
484 /*
485 * client sent a GRANTED_RES, let's remove the associated block
486 */
487 static __be32
nlm4svc_proc_granted_res(struct svc_rqst * rqstp)488 nlm4svc_proc_granted_res(struct svc_rqst *rqstp)
489 {
490 struct nlm_res *argp = rqstp->rq_argp;
491
492 if (!nlmsvc_ops)
493 return rpc_success;
494
495 dprintk("lockd: GRANTED_RES called\n");
496
497 nlmsvc_grant_reply(&argp->cookie, argp->status);
498 return rpc_success;
499 }
500
501 static __be32
nlm4svc_proc_unused(struct svc_rqst * rqstp)502 nlm4svc_proc_unused(struct svc_rqst *rqstp)
503 {
504 return rpc_proc_unavail;
505 }
506
507
508 /*
509 * NLM Server procedures.
510 */
511
512 struct nlm_void { int dummy; };
513
514 #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
515 #define No (1+1024/4) /* netobj */
516 #define St 1 /* status */
517 #define Rg 4 /* range (offset + length) */
518
519 const struct svc_procedure nlmsvc_procedures4[24] = {
520 [NLMPROC_NULL] = {
521 .pc_func = nlm4svc_proc_null,
522 .pc_decode = nlm4svc_decode_void,
523 .pc_encode = nlm4svc_encode_void,
524 .pc_argsize = sizeof(struct nlm_void),
525 .pc_argzero = sizeof(struct nlm_void),
526 .pc_ressize = sizeof(struct nlm_void),
527 .pc_xdrressize = St,
528 .pc_name = "NULL",
529 },
530 [NLMPROC_TEST] = {
531 .pc_func = nlm4svc_proc_test,
532 .pc_decode = nlm4svc_decode_testargs,
533 .pc_encode = nlm4svc_encode_testres,
534 .pc_argsize = sizeof(struct nlm_args),
535 .pc_argzero = sizeof(struct nlm_args),
536 .pc_ressize = sizeof(struct nlm_res),
537 .pc_xdrressize = Ck+St+2+No+Rg,
538 .pc_name = "TEST",
539 },
540 [NLMPROC_LOCK] = {
541 .pc_func = nlm4svc_proc_lock,
542 .pc_decode = nlm4svc_decode_lockargs,
543 .pc_encode = nlm4svc_encode_res,
544 .pc_argsize = sizeof(struct nlm_args),
545 .pc_argzero = sizeof(struct nlm_args),
546 .pc_ressize = sizeof(struct nlm_res),
547 .pc_xdrressize = Ck+St,
548 .pc_name = "LOCK",
549 },
550 [NLMPROC_CANCEL] = {
551 .pc_func = nlm4svc_proc_cancel,
552 .pc_decode = nlm4svc_decode_cancargs,
553 .pc_encode = nlm4svc_encode_res,
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,
558 .pc_name = "CANCEL",
559 },
560 [NLMPROC_UNLOCK] = {
561 .pc_func = nlm4svc_proc_unlock,
562 .pc_decode = nlm4svc_decode_unlockargs,
563 .pc_encode = nlm4svc_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 = "UNLOCK",
569 },
570 [NLMPROC_GRANTED] = {
571 .pc_func = nlm4svc_proc_granted,
572 .pc_decode = nlm4svc_decode_testargs,
573 .pc_encode = nlm4svc_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 = "GRANTED",
579 },
580 [NLMPROC_TEST_MSG] = {
581 .pc_func = nlm4svc_proc_test_msg,
582 .pc_decode = nlm4svc_decode_testargs,
583 .pc_encode = nlm4svc_encode_void,
584 .pc_argsize = sizeof(struct nlm_args),
585 .pc_argzero = sizeof(struct nlm_args),
586 .pc_ressize = sizeof(struct nlm_void),
587 .pc_xdrressize = St,
588 .pc_name = "TEST_MSG",
589 },
590 [NLMPROC_LOCK_MSG] = {
591 .pc_func = nlm4svc_proc_lock_msg,
592 .pc_decode = nlm4svc_decode_lockargs,
593 .pc_encode = nlm4svc_encode_void,
594 .pc_argsize = sizeof(struct nlm_args),
595 .pc_argzero = sizeof(struct nlm_args),
596 .pc_ressize = sizeof(struct nlm_void),
597 .pc_xdrressize = St,
598 .pc_name = "LOCK_MSG",
599 },
600 [NLMPROC_CANCEL_MSG] = {
601 .pc_func = nlm4svc_proc_cancel_msg,
602 .pc_decode = nlm4svc_decode_cancargs,
603 .pc_encode = nlm4svc_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 = "CANCEL_MSG",
609 },
610 [NLMPROC_UNLOCK_MSG] = {
611 .pc_func = nlm4svc_proc_unlock_msg,
612 .pc_decode = nlm4svc_decode_unlockargs,
613 .pc_encode = nlm4svc_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 = "UNLOCK_MSG",
619 },
620 [NLMPROC_GRANTED_MSG] = {
621 .pc_func = nlm4svc_proc_granted_msg,
622 .pc_decode = nlm4svc_decode_testargs,
623 .pc_encode = nlm4svc_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 = "GRANTED_MSG",
629 },
630 [NLMPROC_TEST_RES] = {
631 .pc_func = nlm4svc_proc_null,
632 .pc_decode = nlm4svc_decode_void,
633 .pc_encode = nlm4svc_encode_void,
634 .pc_argsize = sizeof(struct nlm_res),
635 .pc_argzero = sizeof(struct nlm_res),
636 .pc_ressize = sizeof(struct nlm_void),
637 .pc_xdrressize = St,
638 .pc_name = "TEST_RES",
639 },
640 [NLMPROC_LOCK_RES] = {
641 .pc_func = nlm4svc_proc_null,
642 .pc_decode = nlm4svc_decode_void,
643 .pc_encode = nlm4svc_encode_void,
644 .pc_argsize = sizeof(struct nlm_res),
645 .pc_argzero = sizeof(struct nlm_res),
646 .pc_ressize = sizeof(struct nlm_void),
647 .pc_xdrressize = St,
648 .pc_name = "LOCK_RES",
649 },
650 [NLMPROC_CANCEL_RES] = {
651 .pc_func = nlm4svc_proc_null,
652 .pc_decode = nlm4svc_decode_void,
653 .pc_encode = nlm4svc_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 = "CANCEL_RES",
659 },
660 [NLMPROC_UNLOCK_RES] = {
661 .pc_func = nlm4svc_proc_null,
662 .pc_decode = nlm4svc_decode_void,
663 .pc_encode = nlm4svc_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 = "UNLOCK_RES",
669 },
670 [NLMPROC_GRANTED_RES] = {
671 .pc_func = nlm4svc_proc_granted_res,
672 .pc_decode = nlm4svc_decode_res,
673 .pc_encode = nlm4svc_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 = "GRANTED_RES",
679 },
680 [NLMPROC_NSM_NOTIFY] = {
681 .pc_func = nlm4svc_proc_sm_notify,
682 .pc_decode = nlm4svc_decode_reboot,
683 .pc_encode = nlm4svc_encode_void,
684 .pc_argsize = sizeof(struct nlm_reboot),
685 .pc_argzero = sizeof(struct nlm_reboot),
686 .pc_ressize = sizeof(struct nlm_void),
687 .pc_xdrressize = St,
688 .pc_name = "SM_NOTIFY",
689 },
690 [17] = {
691 .pc_func = nlm4svc_proc_unused,
692 .pc_decode = nlm4svc_decode_void,
693 .pc_encode = nlm4svc_encode_void,
694 .pc_argsize = sizeof(struct nlm_void),
695 .pc_argzero = sizeof(struct nlm_void),
696 .pc_ressize = sizeof(struct nlm_void),
697 .pc_xdrressize = 0,
698 .pc_name = "UNUSED",
699 },
700 [18] = {
701 .pc_func = nlm4svc_proc_unused,
702 .pc_decode = nlm4svc_decode_void,
703 .pc_encode = nlm4svc_encode_void,
704 .pc_argsize = sizeof(struct nlm_void),
705 .pc_argzero = sizeof(struct nlm_void),
706 .pc_ressize = sizeof(struct nlm_void),
707 .pc_xdrressize = 0,
708 .pc_name = "UNUSED",
709 },
710 [19] = {
711 .pc_func = nlm4svc_proc_unused,
712 .pc_decode = nlm4svc_decode_void,
713 .pc_encode = nlm4svc_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 = 0,
718 .pc_name = "UNUSED",
719 },
720 [NLMPROC_SHARE] = {
721 .pc_func = nlm4svc_proc_share,
722 .pc_decode = nlm4svc_decode_shareargs,
723 .pc_encode = nlm4svc_encode_shareres,
724 .pc_argsize = sizeof(struct nlm_args),
725 .pc_argzero = sizeof(struct nlm_args),
726 .pc_ressize = sizeof(struct nlm_res),
727 .pc_xdrressize = Ck+St+1,
728 .pc_name = "SHARE",
729 },
730 [NLMPROC_UNSHARE] = {
731 .pc_func = nlm4svc_proc_unshare,
732 .pc_decode = nlm4svc_decode_shareargs,
733 .pc_encode = nlm4svc_encode_shareres,
734 .pc_argsize = sizeof(struct nlm_args),
735 .pc_argzero = sizeof(struct nlm_args),
736 .pc_ressize = sizeof(struct nlm_res),
737 .pc_xdrressize = Ck+St+1,
738 .pc_name = "UNSHARE",
739 },
740 [NLMPROC_NM_LOCK] = {
741 .pc_func = nlm4svc_proc_nm_lock,
742 .pc_decode = nlm4svc_decode_lockargs,
743 .pc_encode = nlm4svc_encode_res,
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,
748 .pc_name = "NM_LOCK",
749 },
750 [NLMPROC_FREE_ALL] = {
751 .pc_func = nlm4svc_proc_free_all,
752 .pc_decode = nlm4svc_decode_notify,
753 .pc_encode = nlm4svc_encode_void,
754 .pc_argsize = sizeof(struct nlm_args),
755 .pc_argzero = sizeof(struct nlm_args),
756 .pc_ressize = sizeof(struct nlm_void),
757 .pc_xdrressize = St,
758 .pc_name = "FREE_ALL",
759 },
760 };
761