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Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * linux/fs/lockd/svcproc.c | |
3 | * | |
4 | * Lockd server procedures. We don't implement the NLM_*_RES | |
5 | * procedures because we don't use the async procedures. | |
6 | * | |
7 | * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de> | |
8 | */ | |
9 | ||
1da177e4 LT |
10 | #include <linux/types.h> |
11 | #include <linux/time.h> | |
1da177e4 LT |
12 | #include <linux/lockd/lockd.h> |
13 | #include <linux/lockd/share.h> | |
1da177e4 LT |
14 | |
15 | #define NLMDBG_FACILITY NLMDBG_CLIENT | |
16 | ||
1da177e4 | 17 | #ifdef CONFIG_LOCKD_V4 |
52921e02 AV |
18 | static __be32 |
19 | cast_to_nlm(__be32 status, u32 vers) | |
1da177e4 LT |
20 | { |
21 | /* Note: status is assumed to be in network byte order !!! */ | |
22 | if (vers != 4){ | |
23 | switch (status) { | |
24 | case nlm_granted: | |
25 | case nlm_lck_denied: | |
26 | case nlm_lck_denied_nolocks: | |
27 | case nlm_lck_blocked: | |
28 | case nlm_lck_denied_grace_period: | |
5ea0d750 | 29 | case nlm_drop_reply: |
1da177e4 LT |
30 | break; |
31 | case nlm4_deadlock: | |
32 | status = nlm_lck_denied; | |
33 | break; | |
34 | default: | |
35 | status = nlm_lck_denied_nolocks; | |
36 | } | |
37 | } | |
38 | ||
39 | return (status); | |
40 | } | |
41 | #define cast_status(status) (cast_to_nlm(status, rqstp->rq_vers)) | |
42 | #else | |
43 | #define cast_status(status) (status) | |
44 | #endif | |
45 | ||
46 | /* | |
47 | * Obtain client and file from arguments | |
48 | */ | |
52921e02 | 49 | static __be32 |
1da177e4 LT |
50 | nlmsvc_retrieve_args(struct svc_rqst *rqstp, struct nlm_args *argp, |
51 | struct nlm_host **hostp, struct nlm_file **filp) | |
52 | { | |
53 | struct nlm_host *host = NULL; | |
54 | struct nlm_file *file = NULL; | |
55 | struct nlm_lock *lock = &argp->lock; | |
52921e02 | 56 | __be32 error = 0; |
1da177e4 LT |
57 | |
58 | /* nfsd callbacks must have been installed for this procedure */ | |
59 | if (!nlmsvc_ops) | |
60 | return nlm_lck_denied_nolocks; | |
61 | ||
62 | /* Obtain host handle */ | |
db4e4c9a | 63 | if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len)) |
977faf39 | 64 | || (argp->monitor && nsm_monitor(host) < 0)) |
1da177e4 LT |
65 | goto no_locks; |
66 | *hostp = host; | |
67 | ||
68 | /* Obtain file pointer. Not used by FREE_ALL call. */ | |
69 | if (filp != NULL) { | |
70 | if ((error = nlm_lookup_file(rqstp, &file, &lock->fh)) != 0) | |
71 | goto no_locks; | |
72 | *filp = file; | |
73 | ||
74 | /* Set up the missing parts of the file_lock structure */ | |
75 | lock->fl.fl_file = file->f_file; | |
76 | lock->fl.fl_owner = (fl_owner_t) host; | |
77 | lock->fl.fl_lmops = &nlmsvc_lock_operations; | |
78 | } | |
79 | ||
80 | return 0; | |
81 | ||
82 | no_locks: | |
67216b94 | 83 | nlmsvc_release_host(host); |
d343fce1 N |
84 | if (error) |
85 | return error; | |
1da177e4 LT |
86 | return nlm_lck_denied_nolocks; |
87 | } | |
88 | ||
89 | /* | |
90 | * NULL: Test for presence of service | |
91 | */ | |
7111c66e | 92 | static __be32 |
1da177e4 LT |
93 | nlmsvc_proc_null(struct svc_rqst *rqstp, void *argp, void *resp) |
94 | { | |
95 | dprintk("lockd: NULL called\n"); | |
96 | return rpc_success; | |
97 | } | |
98 | ||
99 | /* | |
100 | * TEST: Check for conflicting lock | |
101 | */ | |
7111c66e | 102 | static __be32 |
1da177e4 LT |
103 | nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_args *argp, |
104 | struct nlm_res *resp) | |
105 | { | |
106 | struct nlm_host *host; | |
107 | struct nlm_file *file; | |
317602f3 | 108 | __be32 rc = rpc_success; |
1da177e4 LT |
109 | |
110 | dprintk("lockd: TEST called\n"); | |
111 | resp->cookie = argp->cookie; | |
112 | ||
1da177e4 LT |
113 | /* Obtain client and file */ |
114 | if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) | |
d343fce1 | 115 | return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; |
1da177e4 LT |
116 | |
117 | /* Now check for conflicting locks */ | |
8f920d5e | 118 | resp->status = cast_status(nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie)); |
5ea0d750 | 119 | if (resp->status == nlm_drop_reply) |
b7e6b869 OD |
120 | rc = rpc_drop_reply; |
121 | else | |
122 | dprintk("lockd: TEST status %d vers %d\n", | |
123 | ntohl(resp->status), rqstp->rq_vers); | |
1da177e4 | 124 | |
67216b94 | 125 | nlmsvc_release_host(host); |
1da177e4 | 126 | nlm_release_file(file); |
b7e6b869 | 127 | return rc; |
1da177e4 LT |
128 | } |
129 | ||
7111c66e | 130 | static __be32 |
1da177e4 LT |
131 | nlmsvc_proc_lock(struct svc_rqst *rqstp, struct nlm_args *argp, |
132 | struct nlm_res *resp) | |
133 | { | |
134 | struct nlm_host *host; | |
135 | struct nlm_file *file; | |
317602f3 | 136 | __be32 rc = rpc_success; |
1da177e4 LT |
137 | |
138 | dprintk("lockd: LOCK called\n"); | |
139 | ||
140 | resp->cookie = argp->cookie; | |
141 | ||
1da177e4 LT |
142 | /* Obtain client and file */ |
143 | if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) | |
d343fce1 | 144 | return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; |
1da177e4 LT |
145 | |
146 | #if 0 | |
147 | /* If supplied state doesn't match current state, we assume it's | |
148 | * an old request that time-warped somehow. Any error return would | |
149 | * do in this case because it's irrelevant anyway. | |
150 | * | |
151 | * NB: We don't retrieve the remote host's state yet. | |
152 | */ | |
153 | if (host->h_nsmstate && host->h_nsmstate != argp->state) { | |
154 | resp->status = nlm_lck_denied_nolocks; | |
155 | } else | |
156 | #endif | |
157 | ||
158 | /* Now try to lock the file */ | |
6cde4de8 | 159 | resp->status = cast_status(nlmsvc_lock(rqstp, file, host, &argp->lock, |
b2b50289 BF |
160 | argp->block, &argp->cookie, |
161 | argp->reclaim)); | |
1a8322b2 | 162 | if (resp->status == nlm_drop_reply) |
b7e6b869 OD |
163 | rc = rpc_drop_reply; |
164 | else | |
165 | dprintk("lockd: LOCK status %d\n", ntohl(resp->status)); | |
1da177e4 | 166 | |
67216b94 | 167 | nlmsvc_release_host(host); |
1da177e4 | 168 | nlm_release_file(file); |
b7e6b869 | 169 | return rc; |
1da177e4 LT |
170 | } |
171 | ||
7111c66e | 172 | static __be32 |
1da177e4 LT |
173 | nlmsvc_proc_cancel(struct svc_rqst *rqstp, struct nlm_args *argp, |
174 | struct nlm_res *resp) | |
175 | { | |
176 | struct nlm_host *host; | |
177 | struct nlm_file *file; | |
178 | ||
179 | dprintk("lockd: CANCEL called\n"); | |
180 | ||
181 | resp->cookie = argp->cookie; | |
182 | ||
183 | /* Don't accept requests during grace period */ | |
af558e33 | 184 | if (locks_in_grace()) { |
1da177e4 LT |
185 | resp->status = nlm_lck_denied_grace_period; |
186 | return rpc_success; | |
187 | } | |
188 | ||
189 | /* Obtain client and file */ | |
190 | if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) | |
d343fce1 | 191 | return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; |
1da177e4 LT |
192 | |
193 | /* Try to cancel request. */ | |
194 | resp->status = cast_status(nlmsvc_cancel_blocked(file, &argp->lock)); | |
195 | ||
196 | dprintk("lockd: CANCEL status %d\n", ntohl(resp->status)); | |
67216b94 | 197 | nlmsvc_release_host(host); |
1da177e4 LT |
198 | nlm_release_file(file); |
199 | return rpc_success; | |
200 | } | |
201 | ||
202 | /* | |
203 | * UNLOCK: release a lock | |
204 | */ | |
7111c66e | 205 | static __be32 |
1da177e4 LT |
206 | nlmsvc_proc_unlock(struct svc_rqst *rqstp, struct nlm_args *argp, |
207 | struct nlm_res *resp) | |
208 | { | |
209 | struct nlm_host *host; | |
210 | struct nlm_file *file; | |
211 | ||
212 | dprintk("lockd: UNLOCK called\n"); | |
213 | ||
214 | resp->cookie = argp->cookie; | |
215 | ||
216 | /* Don't accept new lock requests during grace period */ | |
af558e33 | 217 | if (locks_in_grace()) { |
1da177e4 LT |
218 | resp->status = nlm_lck_denied_grace_period; |
219 | return rpc_success; | |
220 | } | |
221 | ||
222 | /* Obtain client and file */ | |
223 | if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) | |
d343fce1 | 224 | return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; |
1da177e4 LT |
225 | |
226 | /* Now try to remove the lock */ | |
227 | resp->status = cast_status(nlmsvc_unlock(file, &argp->lock)); | |
228 | ||
229 | dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status)); | |
67216b94 | 230 | nlmsvc_release_host(host); |
1da177e4 LT |
231 | nlm_release_file(file); |
232 | return rpc_success; | |
233 | } | |
234 | ||
235 | /* | |
236 | * GRANTED: A server calls us to tell that a process' lock request | |
237 | * was granted | |
238 | */ | |
7111c66e | 239 | static __be32 |
1da177e4 LT |
240 | nlmsvc_proc_granted(struct svc_rqst *rqstp, struct nlm_args *argp, |
241 | struct nlm_res *resp) | |
242 | { | |
243 | resp->cookie = argp->cookie; | |
244 | ||
245 | dprintk("lockd: GRANTED called\n"); | |
dcff09f1 | 246 | resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock); |
1da177e4 LT |
247 | dprintk("lockd: GRANTED status %d\n", ntohl(resp->status)); |
248 | return rpc_success; | |
249 | } | |
250 | ||
d4716624 TM |
251 | /* |
252 | * This is the generic lockd callback for async RPC calls | |
253 | */ | |
254 | static void nlmsvc_callback_exit(struct rpc_task *task, void *data) | |
255 | { | |
c041b5ff | 256 | dprintk("lockd: %5u callback returned %d\n", task->tk_pid, |
d4716624 TM |
257 | -task->tk_status); |
258 | } | |
259 | ||
7db836d4 CL |
260 | void nlmsvc_release_call(struct nlm_rqst *call) |
261 | { | |
262 | if (!atomic_dec_and_test(&call->a_count)) | |
263 | return; | |
67216b94 | 264 | nlmsvc_release_host(call->a_host); |
7db836d4 CL |
265 | kfree(call); |
266 | } | |
267 | ||
d4716624 TM |
268 | static void nlmsvc_callback_release(void *data) |
269 | { | |
7db836d4 | 270 | nlmsvc_release_call(data); |
d4716624 TM |
271 | } |
272 | ||
273 | static const struct rpc_call_ops nlmsvc_callback_ops = { | |
274 | .rpc_call_done = nlmsvc_callback_exit, | |
275 | .rpc_release = nlmsvc_callback_release, | |
276 | }; | |
277 | ||
1da177e4 LT |
278 | /* |
279 | * `Async' versions of the above service routines. They aren't really, | |
280 | * because we send the callback before the reply proper. I hope this | |
281 | * doesn't break any clients. | |
282 | */ | |
7111c66e AV |
283 | static __be32 nlmsvc_callback(struct svc_rqst *rqstp, u32 proc, struct nlm_args *argp, |
284 | __be32 (*func)(struct svc_rqst *, struct nlm_args *, struct nlm_res *)) | |
1da177e4 | 285 | { |
d4716624 TM |
286 | struct nlm_host *host; |
287 | struct nlm_rqst *call; | |
7111c66e | 288 | __be32 stat; |
1da177e4 | 289 | |
db4e4c9a OK |
290 | host = nlmsvc_lookup_host(rqstp, |
291 | argp->lock.caller, | |
292 | argp->lock.len); | |
d4716624 TM |
293 | if (host == NULL) |
294 | return rpc_system_err; | |
295 | ||
296 | call = nlm_alloc_call(host); | |
297 | if (call == NULL) | |
298 | return rpc_system_err; | |
299 | ||
300 | stat = func(rqstp, argp, &call->a_res); | |
301 | if (stat != 0) { | |
7db836d4 | 302 | nlmsvc_release_call(call); |
d4716624 TM |
303 | return stat; |
304 | } | |
1da177e4 | 305 | |
d4716624 TM |
306 | call->a_flags = RPC_TASK_ASYNC; |
307 | if (nlm_async_reply(call, proc, &nlmsvc_callback_ops) < 0) | |
308 | return rpc_system_err; | |
309 | return rpc_success; | |
1da177e4 LT |
310 | } |
311 | ||
7111c66e | 312 | static __be32 nlmsvc_proc_test_msg(struct svc_rqst *rqstp, struct nlm_args *argp, |
1da177e4 LT |
313 | void *resp) |
314 | { | |
d4716624 TM |
315 | dprintk("lockd: TEST_MSG called\n"); |
316 | return nlmsvc_callback(rqstp, NLMPROC_TEST_RES, argp, nlmsvc_proc_test); | |
317 | } | |
1da177e4 | 318 | |
7111c66e | 319 | static __be32 nlmsvc_proc_lock_msg(struct svc_rqst *rqstp, struct nlm_args *argp, |
d4716624 TM |
320 | void *resp) |
321 | { | |
1da177e4 | 322 | dprintk("lockd: LOCK_MSG called\n"); |
d4716624 | 323 | return nlmsvc_callback(rqstp, NLMPROC_LOCK_RES, argp, nlmsvc_proc_lock); |
1da177e4 LT |
324 | } |
325 | ||
7111c66e | 326 | static __be32 nlmsvc_proc_cancel_msg(struct svc_rqst *rqstp, struct nlm_args *argp, |
1da177e4 LT |
327 | void *resp) |
328 | { | |
1da177e4 | 329 | dprintk("lockd: CANCEL_MSG called\n"); |
d4716624 | 330 | return nlmsvc_callback(rqstp, NLMPROC_CANCEL_RES, argp, nlmsvc_proc_cancel); |
1da177e4 LT |
331 | } |
332 | ||
7111c66e | 333 | static __be32 |
1da177e4 LT |
334 | nlmsvc_proc_unlock_msg(struct svc_rqst *rqstp, struct nlm_args *argp, |
335 | void *resp) | |
336 | { | |
1da177e4 | 337 | dprintk("lockd: UNLOCK_MSG called\n"); |
d4716624 | 338 | return nlmsvc_callback(rqstp, NLMPROC_UNLOCK_RES, argp, nlmsvc_proc_unlock); |
1da177e4 LT |
339 | } |
340 | ||
7111c66e | 341 | static __be32 |
1da177e4 LT |
342 | nlmsvc_proc_granted_msg(struct svc_rqst *rqstp, struct nlm_args *argp, |
343 | void *resp) | |
344 | { | |
1da177e4 | 345 | dprintk("lockd: GRANTED_MSG called\n"); |
d4716624 | 346 | return nlmsvc_callback(rqstp, NLMPROC_GRANTED_RES, argp, nlmsvc_proc_granted); |
1da177e4 LT |
347 | } |
348 | ||
349 | /* | |
350 | * SHARE: create a DOS share or alter existing share. | |
351 | */ | |
7111c66e | 352 | static __be32 |
1da177e4 LT |
353 | nlmsvc_proc_share(struct svc_rqst *rqstp, struct nlm_args *argp, |
354 | struct nlm_res *resp) | |
355 | { | |
356 | struct nlm_host *host; | |
357 | struct nlm_file *file; | |
358 | ||
359 | dprintk("lockd: SHARE called\n"); | |
360 | ||
361 | resp->cookie = argp->cookie; | |
362 | ||
363 | /* Don't accept new lock requests during grace period */ | |
af558e33 | 364 | if (locks_in_grace() && !argp->reclaim) { |
1da177e4 LT |
365 | resp->status = nlm_lck_denied_grace_period; |
366 | return rpc_success; | |
367 | } | |
368 | ||
369 | /* Obtain client and file */ | |
370 | if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) | |
d343fce1 | 371 | return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; |
1da177e4 LT |
372 | |
373 | /* Now try to create the share */ | |
374 | resp->status = cast_status(nlmsvc_share_file(host, file, argp)); | |
375 | ||
376 | dprintk("lockd: SHARE status %d\n", ntohl(resp->status)); | |
67216b94 | 377 | nlmsvc_release_host(host); |
1da177e4 LT |
378 | nlm_release_file(file); |
379 | return rpc_success; | |
380 | } | |
381 | ||
382 | /* | |
383 | * UNSHARE: Release a DOS share. | |
384 | */ | |
7111c66e | 385 | static __be32 |
1da177e4 LT |
386 | nlmsvc_proc_unshare(struct svc_rqst *rqstp, struct nlm_args *argp, |
387 | struct nlm_res *resp) | |
388 | { | |
389 | struct nlm_host *host; | |
390 | struct nlm_file *file; | |
391 | ||
392 | dprintk("lockd: UNSHARE called\n"); | |
393 | ||
394 | resp->cookie = argp->cookie; | |
395 | ||
396 | /* Don't accept requests during grace period */ | |
af558e33 | 397 | if (locks_in_grace()) { |
1da177e4 LT |
398 | resp->status = nlm_lck_denied_grace_period; |
399 | return rpc_success; | |
400 | } | |
401 | ||
402 | /* Obtain client and file */ | |
403 | if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file))) | |
d343fce1 | 404 | return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success; |
1da177e4 LT |
405 | |
406 | /* Now try to unshare the file */ | |
407 | resp->status = cast_status(nlmsvc_unshare_file(host, file, argp)); | |
408 | ||
409 | dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status)); | |
67216b94 | 410 | nlmsvc_release_host(host); |
1da177e4 LT |
411 | nlm_release_file(file); |
412 | return rpc_success; | |
413 | } | |
414 | ||
415 | /* | |
416 | * NM_LOCK: Create an unmonitored lock | |
417 | */ | |
7111c66e | 418 | static __be32 |
1da177e4 LT |
419 | nlmsvc_proc_nm_lock(struct svc_rqst *rqstp, struct nlm_args *argp, |
420 | struct nlm_res *resp) | |
421 | { | |
422 | dprintk("lockd: NM_LOCK called\n"); | |
423 | ||
424 | argp->monitor = 0; /* just clean the monitor flag */ | |
425 | return nlmsvc_proc_lock(rqstp, argp, resp); | |
426 | } | |
427 | ||
428 | /* | |
429 | * FREE_ALL: Release all locks and shares held by client | |
430 | */ | |
7111c66e | 431 | static __be32 |
1da177e4 LT |
432 | nlmsvc_proc_free_all(struct svc_rqst *rqstp, struct nlm_args *argp, |
433 | void *resp) | |
434 | { | |
435 | struct nlm_host *host; | |
436 | ||
437 | /* Obtain client */ | |
438 | if (nlmsvc_retrieve_args(rqstp, argp, &host, NULL)) | |
439 | return rpc_success; | |
440 | ||
441 | nlmsvc_free_host_resources(host); | |
67216b94 | 442 | nlmsvc_release_host(host); |
1da177e4 LT |
443 | return rpc_success; |
444 | } | |
445 | ||
446 | /* | |
447 | * SM_NOTIFY: private callback from statd (not part of official NLM proto) | |
448 | */ | |
7111c66e | 449 | static __be32 |
1da177e4 LT |
450 | nlmsvc_proc_sm_notify(struct svc_rqst *rqstp, struct nlm_reboot *argp, |
451 | void *resp) | |
452 | { | |
1da177e4 | 453 | dprintk("lockd: SM_NOTIFY called\n"); |
b85e4676 CL |
454 | |
455 | if (!nlm_privileged_requester(rqstp)) { | |
ad06e4bd CL |
456 | char buf[RPC_MAX_ADDRBUFLEN]; |
457 | printk(KERN_WARNING "lockd: rejected NSM callback from %s\n", | |
458 | svc_print_addr(rqstp, buf, sizeof(buf))); | |
1da177e4 LT |
459 | return rpc_system_err; |
460 | } | |
461 | ||
7fefc9cb | 462 | nlm_host_rebooted(argp); |
1da177e4 LT |
463 | return rpc_success; |
464 | } | |
465 | ||
466 | /* | |
467 | * client sent a GRANTED_RES, let's remove the associated block | |
468 | */ | |
7111c66e | 469 | static __be32 |
1da177e4 LT |
470 | nlmsvc_proc_granted_res(struct svc_rqst *rqstp, struct nlm_res *argp, |
471 | void *resp) | |
472 | { | |
473 | if (!nlmsvc_ops) | |
474 | return rpc_success; | |
475 | ||
476 | dprintk("lockd: GRANTED_RES called\n"); | |
477 | ||
39be4502 | 478 | nlmsvc_grant_reply(&argp->cookie, argp->status); |
1da177e4 LT |
479 | return rpc_success; |
480 | } | |
481 | ||
1da177e4 LT |
482 | /* |
483 | * NLM Server procedures. | |
484 | */ | |
485 | ||
486 | #define nlmsvc_encode_norep nlmsvc_encode_void | |
487 | #define nlmsvc_decode_norep nlmsvc_decode_void | |
488 | #define nlmsvc_decode_testres nlmsvc_decode_void | |
489 | #define nlmsvc_decode_lockres nlmsvc_decode_void | |
490 | #define nlmsvc_decode_unlockres nlmsvc_decode_void | |
491 | #define nlmsvc_decode_cancelres nlmsvc_decode_void | |
492 | #define nlmsvc_decode_grantedres nlmsvc_decode_void | |
493 | ||
494 | #define nlmsvc_proc_none nlmsvc_proc_null | |
495 | #define nlmsvc_proc_test_res nlmsvc_proc_null | |
496 | #define nlmsvc_proc_lock_res nlmsvc_proc_null | |
497 | #define nlmsvc_proc_cancel_res nlmsvc_proc_null | |
498 | #define nlmsvc_proc_unlock_res nlmsvc_proc_null | |
499 | ||
500 | struct nlm_void { int dummy; }; | |
501 | ||
502 | #define PROC(name, xargt, xrest, argt, rest, respsize) \ | |
503 | { .pc_func = (svc_procfunc) nlmsvc_proc_##name, \ | |
504 | .pc_decode = (kxdrproc_t) nlmsvc_decode_##xargt, \ | |
505 | .pc_encode = (kxdrproc_t) nlmsvc_encode_##xrest, \ | |
506 | .pc_release = NULL, \ | |
507 | .pc_argsize = sizeof(struct nlm_##argt), \ | |
508 | .pc_ressize = sizeof(struct nlm_##rest), \ | |
509 | .pc_xdrressize = respsize, \ | |
510 | } | |
511 | ||
512 | #define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */ | |
513 | #define St 1 /* status */ | |
514 | #define No (1+1024/4) /* Net Obj */ | |
515 | #define Rg 2 /* range - offset + size */ | |
516 | ||
517 | struct svc_procedure nlmsvc_procedures[] = { | |
518 | PROC(null, void, void, void, void, 1), | |
519 | PROC(test, testargs, testres, args, res, Ck+St+2+No+Rg), | |
520 | PROC(lock, lockargs, res, args, res, Ck+St), | |
521 | PROC(cancel, cancargs, res, args, res, Ck+St), | |
522 | PROC(unlock, unlockargs, res, args, res, Ck+St), | |
523 | PROC(granted, testargs, res, args, res, Ck+St), | |
524 | PROC(test_msg, testargs, norep, args, void, 1), | |
525 | PROC(lock_msg, lockargs, norep, args, void, 1), | |
526 | PROC(cancel_msg, cancargs, norep, args, void, 1), | |
527 | PROC(unlock_msg, unlockargs, norep, args, void, 1), | |
528 | PROC(granted_msg, testargs, norep, args, void, 1), | |
529 | PROC(test_res, testres, norep, res, void, 1), | |
530 | PROC(lock_res, lockres, norep, res, void, 1), | |
531 | PROC(cancel_res, cancelres, norep, res, void, 1), | |
532 | PROC(unlock_res, unlockres, norep, res, void, 1), | |
533 | PROC(granted_res, res, norep, res, void, 1), | |
534 | /* statd callback */ | |
535 | PROC(sm_notify, reboot, void, reboot, void, 1), | |
536 | PROC(none, void, void, void, void, 1), | |
537 | PROC(none, void, void, void, void, 1), | |
538 | PROC(none, void, void, void, void, 1), | |
539 | PROC(share, shareargs, shareres, args, res, Ck+St+1), | |
540 | PROC(unshare, shareargs, shareres, args, res, Ck+St+1), | |
541 | PROC(nm_lock, lockargs, res, args, res, Ck+St), | |
542 | PROC(free_all, notify, void, args, void, 0), | |
543 | ||
544 | }; |