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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
20static __be32
21cast_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 */
51static __be32
52nlmsvc_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 __be32 error = 0;
59
60 /* nfsd callbacks must have been installed for this procedure */
61 if (!nlmsvc_ops)
62 return nlm_lck_denied_nolocks;
63
64 /* Obtain host handle */
65 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
66 || (argp->monitor && nsm_monitor(host) < 0))
67 goto no_locks;
68 *hostp = host;
69
70 /* Obtain file pointer. Not used by FREE_ALL call. */
71 if (filp != NULL) {
72 error = cast_status(nlm_lookup_file(rqstp, &file, &lock->fh));
73 if (error != 0)
74 goto no_locks;
75 *filp = file;
76
77 /* Set up the missing parts of the file_lock structure */
78 lock->fl.fl_file = file->f_file;
79 lock->fl.fl_owner = (fl_owner_t) host;
80 lock->fl.fl_lmops = &nlmsvc_lock_operations;
81 }
82
83 return 0;
84
85no_locks:
86 nlmsvc_release_host(host);
87 if (error)
88 return error;
89 return nlm_lck_denied_nolocks;
90}
91
92/*
93 * NULL: Test for presence of service
94 */
95static __be32
96nlmsvc_proc_null(struct svc_rqst *rqstp)
97{
98 dprintk("lockd: NULL called\n");
99 return rpc_success;
100}
101
102/*
103 * TEST: Check for conflicting lock
104 */
105static __be32
106__nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
107{
108 struct nlm_args *argp = rqstp->rq_argp;
109 struct nlm_host *host;
110 struct nlm_file *file;
111 __be32 rc = rpc_success;
112
113 dprintk("lockd: TEST called\n");
114 resp->cookie = argp->cookie;
115
116 /* Obtain client and file */
117 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
118 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
119
120 /* Now check for conflicting locks */
121 resp->status = cast_status(nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie));
122 if (resp->status == nlm_drop_reply)
123 rc = rpc_drop_reply;
124 else
125 dprintk("lockd: TEST status %d vers %d\n",
126 ntohl(resp->status), rqstp->rq_vers);
127
128 nlmsvc_release_host(host);
129 nlm_release_file(file);
130 return rc;
131}
132
133static __be32
134nlmsvc_proc_test(struct svc_rqst *rqstp)
135{
136 return __nlmsvc_proc_test(rqstp, rqstp->rq_resp);
137}
138
139static __be32
140__nlmsvc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp)
141{
142 struct nlm_args *argp = rqstp->rq_argp;
143 struct nlm_host *host;
144 struct nlm_file *file;
145 __be32 rc = rpc_success;
146
147 dprintk("lockd: LOCK called\n");
148
149 resp->cookie = argp->cookie;
150
151 /* Obtain client and file */
152 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
153 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
154
155#if 0
156 /* If supplied state doesn't match current state, we assume it's
157 * an old request that time-warped somehow. Any error return would
158 * do in this case because it's irrelevant anyway.
159 *
160 * NB: We don't retrieve the remote host's state yet.
161 */
162 if (host->h_nsmstate && host->h_nsmstate != argp->state) {
163 resp->status = nlm_lck_denied_nolocks;
164 } else
165#endif
166
167 /* Now try to lock the file */
168 resp->status = cast_status(nlmsvc_lock(rqstp, file, host, &argp->lock,
169 argp->block, &argp->cookie,
170 argp->reclaim));
171 if (resp->status == nlm_drop_reply)
172 rc = rpc_drop_reply;
173 else
174 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
175
176 nlmsvc_release_host(host);
177 nlm_release_file(file);
178 return rc;
179}
180
181static __be32
182nlmsvc_proc_lock(struct svc_rqst *rqstp)
183{
184 return __nlmsvc_proc_lock(rqstp, rqstp->rq_resp);
185}
186
187static __be32
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_host(host);
214 nlm_release_file(file);
215 return rpc_success;
216}
217
218static __be32
219nlmsvc_proc_cancel(struct svc_rqst *rqstp)
220{
221 return __nlmsvc_proc_cancel(rqstp, rqstp->rq_resp);
222}
223
224/*
225 * UNLOCK: release a lock
226 */
227static __be32
228__nlmsvc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
229{
230 struct nlm_args *argp = rqstp->rq_argp;
231 struct nlm_host *host;
232 struct nlm_file *file;
233 struct net *net = SVC_NET(rqstp);
234
235 dprintk("lockd: UNLOCK called\n");
236
237 resp->cookie = argp->cookie;
238
239 /* Don't accept new lock requests during grace period */
240 if (locks_in_grace(net)) {
241 resp->status = nlm_lck_denied_grace_period;
242 return rpc_success;
243 }
244
245 /* Obtain client and file */
246 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
247 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
248
249 /* Now try to remove the lock */
250 resp->status = cast_status(nlmsvc_unlock(net, file, &argp->lock));
251
252 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
253 nlmsvc_release_host(host);
254 nlm_release_file(file);
255 return rpc_success;
256}
257
258static __be32
259nlmsvc_proc_unlock(struct svc_rqst *rqstp)
260{
261 return __nlmsvc_proc_unlock(rqstp, rqstp->rq_resp);
262}
263
264/*
265 * GRANTED: A server calls us to tell that a process' lock request
266 * was granted
267 */
268static __be32
269__nlmsvc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
270{
271 struct nlm_args *argp = rqstp->rq_argp;
272
273 resp->cookie = argp->cookie;
274
275 dprintk("lockd: GRANTED called\n");
276 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
277 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
278 return rpc_success;
279}
280
281static __be32
282nlmsvc_proc_granted(struct svc_rqst *rqstp)
283{
284 return __nlmsvc_proc_granted(rqstp, rqstp->rq_resp);
285}
286
287/*
288 * This is the generic lockd callback for async RPC calls
289 */
290static void nlmsvc_callback_exit(struct rpc_task *task, void *data)
291{
292 dprintk("lockd: %5u callback returned %d\n", task->tk_pid,
293 -task->tk_status);
294}
295
296void 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
304static void nlmsvc_callback_release(void *data)
305{
306 nlmsvc_release_call(data);
307}
308
309static 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 */
319static __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
350static __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
356static __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
362static __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
368static __be32
369nlmsvc_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
375static __be32
376nlmsvc_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 */
385static __be32
386nlmsvc_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_host(host);
412 nlm_release_file(file);
413 return rpc_success;
414}
415
416/*
417 * UNSHARE: Release a DOS share.
418 */
419static __be32
420nlmsvc_proc_unshare(struct svc_rqst *rqstp)
421{
422 struct nlm_args *argp = rqstp->rq_argp;
423 struct nlm_res *resp = rqstp->rq_resp;
424 struct nlm_host *host;
425 struct nlm_file *file;
426
427 dprintk("lockd: UNSHARE called\n");
428
429 resp->cookie = argp->cookie;
430
431 /* Don't accept requests during grace period */
432 if (locks_in_grace(SVC_NET(rqstp))) {
433 resp->status = nlm_lck_denied_grace_period;
434 return rpc_success;
435 }
436
437 /* Obtain client and file */
438 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
439 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
440
441 /* Now try to unshare the file */
442 resp->status = cast_status(nlmsvc_unshare_file(host, file, argp));
443
444 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
445 nlmsvc_release_host(host);
446 nlm_release_file(file);
447 return rpc_success;
448}
449
450/*
451 * NM_LOCK: Create an unmonitored lock
452 */
453static __be32
454nlmsvc_proc_nm_lock(struct svc_rqst *rqstp)
455{
456 struct nlm_args *argp = rqstp->rq_argp;
457
458 dprintk("lockd: NM_LOCK called\n");
459
460 argp->monitor = 0; /* just clean the monitor flag */
461 return nlmsvc_proc_lock(rqstp);
462}
463
464/*
465 * FREE_ALL: Release all locks and shares held by client
466 */
467static __be32
468nlmsvc_proc_free_all(struct svc_rqst *rqstp)
469{
470 struct nlm_args *argp = rqstp->rq_argp;
471 struct nlm_host *host;
472
473 /* Obtain client */
474 if (nlmsvc_retrieve_args(rqstp, argp, &host, NULL))
475 return rpc_success;
476
477 nlmsvc_free_host_resources(host);
478 nlmsvc_release_host(host);
479 return rpc_success;
480}
481
482/*
483 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
484 */
485static __be32
486nlmsvc_proc_sm_notify(struct svc_rqst *rqstp)
487{
488 struct nlm_reboot *argp = rqstp->rq_argp;
489
490 dprintk("lockd: SM_NOTIFY called\n");
491
492 if (!nlm_privileged_requester(rqstp)) {
493 char buf[RPC_MAX_ADDRBUFLEN];
494 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
495 svc_print_addr(rqstp, buf, sizeof(buf)));
496 return rpc_system_err;
497 }
498
499 nlm_host_rebooted(SVC_NET(rqstp), argp);
500 return rpc_success;
501}
502
503/*
504 * client sent a GRANTED_RES, let's remove the associated block
505 */
506static __be32
507nlmsvc_proc_granted_res(struct svc_rqst *rqstp)
508{
509 struct nlm_res *argp = rqstp->rq_argp;
510
511 if (!nlmsvc_ops)
512 return rpc_success;
513
514 dprintk("lockd: GRANTED_RES called\n");
515
516 nlmsvc_grant_reply(&argp->cookie, argp->status);
517 return rpc_success;
518}
519
520/*
521 * NLM Server procedures.
522 */
523
524#define nlmsvc_encode_norep nlmsvc_encode_void
525#define nlmsvc_decode_norep nlmsvc_decode_void
526#define nlmsvc_decode_testres nlmsvc_decode_void
527#define nlmsvc_decode_lockres nlmsvc_decode_void
528#define nlmsvc_decode_unlockres nlmsvc_decode_void
529#define nlmsvc_decode_cancelres nlmsvc_decode_void
530#define nlmsvc_decode_grantedres nlmsvc_decode_void
531
532#define nlmsvc_proc_none nlmsvc_proc_null
533#define nlmsvc_proc_test_res nlmsvc_proc_null
534#define nlmsvc_proc_lock_res nlmsvc_proc_null
535#define nlmsvc_proc_cancel_res nlmsvc_proc_null
536#define nlmsvc_proc_unlock_res nlmsvc_proc_null
537
538struct nlm_void { int dummy; };
539
540#define PROC(name, xargt, xrest, argt, rest, respsize) \
541 { .pc_func = nlmsvc_proc_##name, \
542 .pc_decode = nlmsvc_decode_##xargt, \
543 .pc_encode = nlmsvc_encode_##xrest, \
544 .pc_release = NULL, \
545 .pc_argsize = sizeof(struct nlm_##argt), \
546 .pc_ressize = sizeof(struct nlm_##rest), \
547 .pc_xdrressize = respsize, \
548 }
549
550#define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
551#define St 1 /* status */
552#define No (1+1024/4) /* Net Obj */
553#define Rg 2 /* range - offset + size */
554
555const struct svc_procedure nlmsvc_procedures[] = {
556 PROC(null, void, void, void, void, 1),
557 PROC(test, testargs, testres, args, res, Ck+St+2+No+Rg),
558 PROC(lock, lockargs, res, args, res, Ck+St),
559 PROC(cancel, cancargs, res, args, res, Ck+St),
560 PROC(unlock, unlockargs, res, args, res, Ck+St),
561 PROC(granted, testargs, res, args, res, Ck+St),
562 PROC(test_msg, testargs, norep, args, void, 1),
563 PROC(lock_msg, lockargs, norep, args, void, 1),
564 PROC(cancel_msg, cancargs, norep, args, void, 1),
565 PROC(unlock_msg, unlockargs, norep, args, void, 1),
566 PROC(granted_msg, testargs, norep, args, void, 1),
567 PROC(test_res, testres, norep, res, void, 1),
568 PROC(lock_res, lockres, norep, res, void, 1),
569 PROC(cancel_res, cancelres, norep, res, void, 1),
570 PROC(unlock_res, unlockres, norep, res, void, 1),
571 PROC(granted_res, res, norep, res, void, 1),
572 /* statd callback */
573 PROC(sm_notify, reboot, void, reboot, void, 1),
574 PROC(none, void, void, void, void, 1),
575 PROC(none, void, void, void, void, 1),
576 PROC(none, void, void, void, void, 1),
577 PROC(share, shareargs, shareres, args, res, Ck+St+1),
578 PROC(unshare, shareargs, shareres, args, res, Ck+St+1),
579 PROC(nm_lock, lockargs, res, args, res, Ck+St),
580 PROC(free_all, notify, void, args, void, 0),
581
582};
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
20static __be32
21cast_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 */
51static __be32
52nlmsvc_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 __be32 error = 0;
59
60 /* nfsd callbacks must have been installed for this procedure */
61 if (!nlmsvc_ops)
62 return nlm_lck_denied_nolocks;
63
64 /* Obtain host handle */
65 if (!(host = nlmsvc_lookup_host(rqstp, lock->caller, lock->len))
66 || (argp->monitor && nsm_monitor(host) < 0))
67 goto no_locks;
68 *hostp = host;
69
70 /* Obtain file pointer. Not used by FREE_ALL call. */
71 if (filp != NULL) {
72 error = cast_status(nlm_lookup_file(rqstp, &file, &lock->fh));
73 if (error != 0)
74 goto no_locks;
75 *filp = file;
76
77 /* Set up the missing parts of the file_lock structure */
78 lock->fl.fl_file = file->f_file;
79 lock->fl.fl_pid = current->tgid;
80 lock->fl.fl_lmops = &nlmsvc_lock_operations;
81 nlmsvc_locks_init_private(&lock->fl, host, (pid_t)lock->svid);
82 if (!lock->fl.fl_owner) {
83 /* lockowner allocation has failed */
84 nlmsvc_release_host(host);
85 return nlm_lck_denied_nolocks;
86 }
87 }
88
89 return 0;
90
91no_locks:
92 nlmsvc_release_host(host);
93 if (error)
94 return error;
95 return nlm_lck_denied_nolocks;
96}
97
98/*
99 * NULL: Test for presence of service
100 */
101static __be32
102nlmsvc_proc_null(struct svc_rqst *rqstp)
103{
104 dprintk("lockd: NULL called\n");
105 return rpc_success;
106}
107
108/*
109 * TEST: Check for conflicting lock
110 */
111static __be32
112__nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
113{
114 struct nlm_args *argp = rqstp->rq_argp;
115 struct nlm_host *host;
116 struct nlm_file *file;
117 __be32 rc = rpc_success;
118
119 dprintk("lockd: TEST called\n");
120 resp->cookie = argp->cookie;
121
122 /* Obtain client and file */
123 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
124 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
125
126 /* Now check for conflicting locks */
127 resp->status = cast_status(nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie));
128 if (resp->status == nlm_drop_reply)
129 rc = rpc_drop_reply;
130 else
131 dprintk("lockd: TEST status %d vers %d\n",
132 ntohl(resp->status), rqstp->rq_vers);
133
134 nlmsvc_release_lockowner(&argp->lock);
135 nlmsvc_release_host(host);
136 nlm_release_file(file);
137 return rc;
138}
139
140static __be32
141nlmsvc_proc_test(struct svc_rqst *rqstp)
142{
143 return __nlmsvc_proc_test(rqstp, rqstp->rq_resp);
144}
145
146static __be32
147__nlmsvc_proc_lock(struct svc_rqst *rqstp, struct nlm_res *resp)
148{
149 struct nlm_args *argp = rqstp->rq_argp;
150 struct nlm_host *host;
151 struct nlm_file *file;
152 __be32 rc = rpc_success;
153
154 dprintk("lockd: LOCK called\n");
155
156 resp->cookie = argp->cookie;
157
158 /* Obtain client and file */
159 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
160 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
161
162#if 0
163 /* If supplied state doesn't match current state, we assume it's
164 * an old request that time-warped somehow. Any error return would
165 * do in this case because it's irrelevant anyway.
166 *
167 * NB: We don't retrieve the remote host's state yet.
168 */
169 if (host->h_nsmstate && host->h_nsmstate != argp->state) {
170 resp->status = nlm_lck_denied_nolocks;
171 } else
172#endif
173
174 /* Now try to lock the file */
175 resp->status = cast_status(nlmsvc_lock(rqstp, file, host, &argp->lock,
176 argp->block, &argp->cookie,
177 argp->reclaim));
178 if (resp->status == nlm_drop_reply)
179 rc = rpc_drop_reply;
180 else
181 dprintk("lockd: LOCK status %d\n", ntohl(resp->status));
182
183 nlmsvc_release_lockowner(&argp->lock);
184 nlmsvc_release_host(host);
185 nlm_release_file(file);
186 return rc;
187}
188
189static __be32
190nlmsvc_proc_lock(struct svc_rqst *rqstp)
191{
192 return __nlmsvc_proc_lock(rqstp, rqstp->rq_resp);
193}
194
195static __be32
196__nlmsvc_proc_cancel(struct svc_rqst *rqstp, struct nlm_res *resp)
197{
198 struct nlm_args *argp = rqstp->rq_argp;
199 struct nlm_host *host;
200 struct nlm_file *file;
201 struct net *net = SVC_NET(rqstp);
202
203 dprintk("lockd: CANCEL called\n");
204
205 resp->cookie = argp->cookie;
206
207 /* Don't accept requests during grace period */
208 if (locks_in_grace(net)) {
209 resp->status = nlm_lck_denied_grace_period;
210 return rpc_success;
211 }
212
213 /* Obtain client and file */
214 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
215 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
216
217 /* Try to cancel request. */
218 resp->status = cast_status(nlmsvc_cancel_blocked(net, file, &argp->lock));
219
220 dprintk("lockd: CANCEL status %d\n", ntohl(resp->status));
221 nlmsvc_release_lockowner(&argp->lock);
222 nlmsvc_release_host(host);
223 nlm_release_file(file);
224 return rpc_success;
225}
226
227static __be32
228nlmsvc_proc_cancel(struct svc_rqst *rqstp)
229{
230 return __nlmsvc_proc_cancel(rqstp, rqstp->rq_resp);
231}
232
233/*
234 * UNLOCK: release a lock
235 */
236static __be32
237__nlmsvc_proc_unlock(struct svc_rqst *rqstp, struct nlm_res *resp)
238{
239 struct nlm_args *argp = rqstp->rq_argp;
240 struct nlm_host *host;
241 struct nlm_file *file;
242 struct net *net = SVC_NET(rqstp);
243
244 dprintk("lockd: UNLOCK called\n");
245
246 resp->cookie = argp->cookie;
247
248 /* Don't accept new lock requests during grace period */
249 if (locks_in_grace(net)) {
250 resp->status = nlm_lck_denied_grace_period;
251 return rpc_success;
252 }
253
254 /* Obtain client and file */
255 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
256 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
257
258 /* Now try to remove the lock */
259 resp->status = cast_status(nlmsvc_unlock(net, file, &argp->lock));
260
261 dprintk("lockd: UNLOCK status %d\n", ntohl(resp->status));
262 nlmsvc_release_lockowner(&argp->lock);
263 nlmsvc_release_host(host);
264 nlm_release_file(file);
265 return rpc_success;
266}
267
268static __be32
269nlmsvc_proc_unlock(struct svc_rqst *rqstp)
270{
271 return __nlmsvc_proc_unlock(rqstp, rqstp->rq_resp);
272}
273
274/*
275 * GRANTED: A server calls us to tell that a process' lock request
276 * was granted
277 */
278static __be32
279__nlmsvc_proc_granted(struct svc_rqst *rqstp, struct nlm_res *resp)
280{
281 struct nlm_args *argp = rqstp->rq_argp;
282
283 resp->cookie = argp->cookie;
284
285 dprintk("lockd: GRANTED called\n");
286 resp->status = nlmclnt_grant(svc_addr(rqstp), &argp->lock);
287 dprintk("lockd: GRANTED status %d\n", ntohl(resp->status));
288 return rpc_success;
289}
290
291static __be32
292nlmsvc_proc_granted(struct svc_rqst *rqstp)
293{
294 return __nlmsvc_proc_granted(rqstp, rqstp->rq_resp);
295}
296
297/*
298 * This is the generic lockd callback for async RPC calls
299 */
300static void nlmsvc_callback_exit(struct rpc_task *task, void *data)
301{
302 dprintk("lockd: %5u callback returned %d\n", task->tk_pid,
303 -task->tk_status);
304}
305
306void nlmsvc_release_call(struct nlm_rqst *call)
307{
308 if (!refcount_dec_and_test(&call->a_count))
309 return;
310 nlmsvc_release_host(call->a_host);
311 kfree(call);
312}
313
314static void nlmsvc_callback_release(void *data)
315{
316 nlmsvc_release_call(data);
317}
318
319static const struct rpc_call_ops nlmsvc_callback_ops = {
320 .rpc_call_done = nlmsvc_callback_exit,
321 .rpc_release = nlmsvc_callback_release,
322};
323
324/*
325 * `Async' versions of the above service routines. They aren't really,
326 * because we send the callback before the reply proper. I hope this
327 * doesn't break any clients.
328 */
329static __be32 nlmsvc_callback(struct svc_rqst *rqstp, u32 proc,
330 __be32 (*func)(struct svc_rqst *, struct nlm_res *))
331{
332 struct nlm_args *argp = rqstp->rq_argp;
333 struct nlm_host *host;
334 struct nlm_rqst *call;
335 __be32 stat;
336
337 host = nlmsvc_lookup_host(rqstp,
338 argp->lock.caller,
339 argp->lock.len);
340 if (host == NULL)
341 return rpc_system_err;
342
343 call = nlm_alloc_call(host);
344 nlmsvc_release_host(host);
345 if (call == NULL)
346 return rpc_system_err;
347
348 stat = func(rqstp, &call->a_res);
349 if (stat != 0) {
350 nlmsvc_release_call(call);
351 return stat;
352 }
353
354 call->a_flags = RPC_TASK_ASYNC;
355 if (nlm_async_reply(call, proc, &nlmsvc_callback_ops) < 0)
356 return rpc_system_err;
357 return rpc_success;
358}
359
360static __be32 nlmsvc_proc_test_msg(struct svc_rqst *rqstp)
361{
362 dprintk("lockd: TEST_MSG called\n");
363 return nlmsvc_callback(rqstp, NLMPROC_TEST_RES, __nlmsvc_proc_test);
364}
365
366static __be32 nlmsvc_proc_lock_msg(struct svc_rqst *rqstp)
367{
368 dprintk("lockd: LOCK_MSG called\n");
369 return nlmsvc_callback(rqstp, NLMPROC_LOCK_RES, __nlmsvc_proc_lock);
370}
371
372static __be32 nlmsvc_proc_cancel_msg(struct svc_rqst *rqstp)
373{
374 dprintk("lockd: CANCEL_MSG called\n");
375 return nlmsvc_callback(rqstp, NLMPROC_CANCEL_RES, __nlmsvc_proc_cancel);
376}
377
378static __be32
379nlmsvc_proc_unlock_msg(struct svc_rqst *rqstp)
380{
381 dprintk("lockd: UNLOCK_MSG called\n");
382 return nlmsvc_callback(rqstp, NLMPROC_UNLOCK_RES, __nlmsvc_proc_unlock);
383}
384
385static __be32
386nlmsvc_proc_granted_msg(struct svc_rqst *rqstp)
387{
388 dprintk("lockd: GRANTED_MSG called\n");
389 return nlmsvc_callback(rqstp, NLMPROC_GRANTED_RES, __nlmsvc_proc_granted);
390}
391
392/*
393 * SHARE: create a DOS share or alter existing share.
394 */
395static __be32
396nlmsvc_proc_share(struct svc_rqst *rqstp)
397{
398 struct nlm_args *argp = rqstp->rq_argp;
399 struct nlm_res *resp = rqstp->rq_resp;
400 struct nlm_host *host;
401 struct nlm_file *file;
402
403 dprintk("lockd: SHARE called\n");
404
405 resp->cookie = argp->cookie;
406
407 /* Don't accept new lock requests during grace period */
408 if (locks_in_grace(SVC_NET(rqstp)) && !argp->reclaim) {
409 resp->status = nlm_lck_denied_grace_period;
410 return rpc_success;
411 }
412
413 /* Obtain client and file */
414 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
415 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
416
417 /* Now try to create the share */
418 resp->status = cast_status(nlmsvc_share_file(host, file, argp));
419
420 dprintk("lockd: SHARE status %d\n", ntohl(resp->status));
421 nlmsvc_release_lockowner(&argp->lock);
422 nlmsvc_release_host(host);
423 nlm_release_file(file);
424 return rpc_success;
425}
426
427/*
428 * UNSHARE: Release a DOS share.
429 */
430static __be32
431nlmsvc_proc_unshare(struct svc_rqst *rqstp)
432{
433 struct nlm_args *argp = rqstp->rq_argp;
434 struct nlm_res *resp = rqstp->rq_resp;
435 struct nlm_host *host;
436 struct nlm_file *file;
437
438 dprintk("lockd: UNSHARE called\n");
439
440 resp->cookie = argp->cookie;
441
442 /* Don't accept requests during grace period */
443 if (locks_in_grace(SVC_NET(rqstp))) {
444 resp->status = nlm_lck_denied_grace_period;
445 return rpc_success;
446 }
447
448 /* Obtain client and file */
449 if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
450 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
451
452 /* Now try to unshare the file */
453 resp->status = cast_status(nlmsvc_unshare_file(host, file, argp));
454
455 dprintk("lockd: UNSHARE status %d\n", ntohl(resp->status));
456 nlmsvc_release_lockowner(&argp->lock);
457 nlmsvc_release_host(host);
458 nlm_release_file(file);
459 return rpc_success;
460}
461
462/*
463 * NM_LOCK: Create an unmonitored lock
464 */
465static __be32
466nlmsvc_proc_nm_lock(struct svc_rqst *rqstp)
467{
468 struct nlm_args *argp = rqstp->rq_argp;
469
470 dprintk("lockd: NM_LOCK called\n");
471
472 argp->monitor = 0; /* just clean the monitor flag */
473 return nlmsvc_proc_lock(rqstp);
474}
475
476/*
477 * FREE_ALL: Release all locks and shares held by client
478 */
479static __be32
480nlmsvc_proc_free_all(struct svc_rqst *rqstp)
481{
482 struct nlm_args *argp = rqstp->rq_argp;
483 struct nlm_host *host;
484
485 /* Obtain client */
486 if (nlmsvc_retrieve_args(rqstp, argp, &host, NULL))
487 return rpc_success;
488
489 nlmsvc_free_host_resources(host);
490 nlmsvc_release_host(host);
491 return rpc_success;
492}
493
494/*
495 * SM_NOTIFY: private callback from statd (not part of official NLM proto)
496 */
497static __be32
498nlmsvc_proc_sm_notify(struct svc_rqst *rqstp)
499{
500 struct nlm_reboot *argp = rqstp->rq_argp;
501
502 dprintk("lockd: SM_NOTIFY called\n");
503
504 if (!nlm_privileged_requester(rqstp)) {
505 char buf[RPC_MAX_ADDRBUFLEN];
506 printk(KERN_WARNING "lockd: rejected NSM callback from %s\n",
507 svc_print_addr(rqstp, buf, sizeof(buf)));
508 return rpc_system_err;
509 }
510
511 nlm_host_rebooted(SVC_NET(rqstp), argp);
512 return rpc_success;
513}
514
515/*
516 * client sent a GRANTED_RES, let's remove the associated block
517 */
518static __be32
519nlmsvc_proc_granted_res(struct svc_rqst *rqstp)
520{
521 struct nlm_res *argp = rqstp->rq_argp;
522
523 if (!nlmsvc_ops)
524 return rpc_success;
525
526 dprintk("lockd: GRANTED_RES called\n");
527
528 nlmsvc_grant_reply(&argp->cookie, argp->status);
529 return rpc_success;
530}
531
532static __be32
533nlmsvc_proc_unused(struct svc_rqst *rqstp)
534{
535 return rpc_proc_unavail;
536}
537
538/*
539 * NLM Server procedures.
540 */
541
542struct nlm_void { int dummy; };
543
544#define Ck (1+XDR_QUADLEN(NLM_MAXCOOKIELEN)) /* cookie */
545#define St 1 /* status */
546#define No (1+1024/4) /* Net Obj */
547#define Rg 2 /* range - offset + size */
548
549const struct svc_procedure nlmsvc_procedures[24] = {
550 [NLMPROC_NULL] = {
551 .pc_func = nlmsvc_proc_null,
552 .pc_decode = nlmsvc_decode_void,
553 .pc_encode = nlmsvc_encode_void,
554 .pc_argsize = sizeof(struct nlm_void),
555 .pc_ressize = sizeof(struct nlm_void),
556 .pc_xdrressize = St,
557 .pc_name = "NULL",
558 },
559 [NLMPROC_TEST] = {
560 .pc_func = nlmsvc_proc_test,
561 .pc_decode = nlmsvc_decode_testargs,
562 .pc_encode = nlmsvc_encode_testres,
563 .pc_argsize = sizeof(struct nlm_args),
564 .pc_ressize = sizeof(struct nlm_res),
565 .pc_xdrressize = Ck+St+2+No+Rg,
566 .pc_name = "TEST",
567 },
568 [NLMPROC_LOCK] = {
569 .pc_func = nlmsvc_proc_lock,
570 .pc_decode = nlmsvc_decode_lockargs,
571 .pc_encode = nlmsvc_encode_res,
572 .pc_argsize = sizeof(struct nlm_args),
573 .pc_ressize = sizeof(struct nlm_res),
574 .pc_xdrressize = Ck+St,
575 .pc_name = "LOCK",
576 },
577 [NLMPROC_CANCEL] = {
578 .pc_func = nlmsvc_proc_cancel,
579 .pc_decode = nlmsvc_decode_cancargs,
580 .pc_encode = nlmsvc_encode_res,
581 .pc_argsize = sizeof(struct nlm_args),
582 .pc_ressize = sizeof(struct nlm_res),
583 .pc_xdrressize = Ck+St,
584 .pc_name = "CANCEL",
585 },
586 [NLMPROC_UNLOCK] = {
587 .pc_func = nlmsvc_proc_unlock,
588 .pc_decode = nlmsvc_decode_unlockargs,
589 .pc_encode = nlmsvc_encode_res,
590 .pc_argsize = sizeof(struct nlm_args),
591 .pc_ressize = sizeof(struct nlm_res),
592 .pc_xdrressize = Ck+St,
593 .pc_name = "UNLOCK",
594 },
595 [NLMPROC_GRANTED] = {
596 .pc_func = nlmsvc_proc_granted,
597 .pc_decode = nlmsvc_decode_testargs,
598 .pc_encode = nlmsvc_encode_res,
599 .pc_argsize = sizeof(struct nlm_args),
600 .pc_ressize = sizeof(struct nlm_res),
601 .pc_xdrressize = Ck+St,
602 .pc_name = "GRANTED",
603 },
604 [NLMPROC_TEST_MSG] = {
605 .pc_func = nlmsvc_proc_test_msg,
606 .pc_decode = nlmsvc_decode_testargs,
607 .pc_encode = nlmsvc_encode_void,
608 .pc_argsize = sizeof(struct nlm_args),
609 .pc_ressize = sizeof(struct nlm_void),
610 .pc_xdrressize = St,
611 .pc_name = "TEST_MSG",
612 },
613 [NLMPROC_LOCK_MSG] = {
614 .pc_func = nlmsvc_proc_lock_msg,
615 .pc_decode = nlmsvc_decode_lockargs,
616 .pc_encode = nlmsvc_encode_void,
617 .pc_argsize = sizeof(struct nlm_args),
618 .pc_ressize = sizeof(struct nlm_void),
619 .pc_xdrressize = St,
620 .pc_name = "LOCK_MSG",
621 },
622 [NLMPROC_CANCEL_MSG] = {
623 .pc_func = nlmsvc_proc_cancel_msg,
624 .pc_decode = nlmsvc_decode_cancargs,
625 .pc_encode = nlmsvc_encode_void,
626 .pc_argsize = sizeof(struct nlm_args),
627 .pc_ressize = sizeof(struct nlm_void),
628 .pc_xdrressize = St,
629 .pc_name = "CANCEL_MSG",
630 },
631 [NLMPROC_UNLOCK_MSG] = {
632 .pc_func = nlmsvc_proc_unlock_msg,
633 .pc_decode = nlmsvc_decode_unlockargs,
634 .pc_encode = nlmsvc_encode_void,
635 .pc_argsize = 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_ressize = sizeof(struct nlm_void),
646 .pc_xdrressize = St,
647 .pc_name = "GRANTED_MSG",
648 },
649 [NLMPROC_TEST_RES] = {
650 .pc_func = nlmsvc_proc_null,
651 .pc_decode = nlmsvc_decode_void,
652 .pc_encode = nlmsvc_encode_void,
653 .pc_argsize = sizeof(struct nlm_res),
654 .pc_ressize = sizeof(struct nlm_void),
655 .pc_xdrressize = St,
656 .pc_name = "TEST_RES",
657 },
658 [NLMPROC_LOCK_RES] = {
659 .pc_func = nlmsvc_proc_null,
660 .pc_decode = nlmsvc_decode_void,
661 .pc_encode = nlmsvc_encode_void,
662 .pc_argsize = sizeof(struct nlm_res),
663 .pc_ressize = sizeof(struct nlm_void),
664 .pc_xdrressize = St,
665 .pc_name = "LOCK_RES",
666 },
667 [NLMPROC_CANCEL_RES] = {
668 .pc_func = nlmsvc_proc_null,
669 .pc_decode = nlmsvc_decode_void,
670 .pc_encode = nlmsvc_encode_void,
671 .pc_argsize = sizeof(struct nlm_res),
672 .pc_ressize = sizeof(struct nlm_void),
673 .pc_xdrressize = St,
674 .pc_name = "CANCEL_RES",
675 },
676 [NLMPROC_UNLOCK_RES] = {
677 .pc_func = nlmsvc_proc_null,
678 .pc_decode = nlmsvc_decode_void,
679 .pc_encode = nlmsvc_encode_void,
680 .pc_argsize = sizeof(struct nlm_res),
681 .pc_ressize = sizeof(struct nlm_void),
682 .pc_xdrressize = St,
683 .pc_name = "UNLOCK_RES",
684 },
685 [NLMPROC_GRANTED_RES] = {
686 .pc_func = nlmsvc_proc_granted_res,
687 .pc_decode = nlmsvc_decode_res,
688 .pc_encode = nlmsvc_encode_void,
689 .pc_argsize = sizeof(struct nlm_res),
690 .pc_ressize = sizeof(struct nlm_void),
691 .pc_xdrressize = St,
692 .pc_name = "GRANTED_RES",
693 },
694 [NLMPROC_NSM_NOTIFY] = {
695 .pc_func = nlmsvc_proc_sm_notify,
696 .pc_decode = nlmsvc_decode_reboot,
697 .pc_encode = nlmsvc_encode_void,
698 .pc_argsize = sizeof(struct nlm_reboot),
699 .pc_ressize = sizeof(struct nlm_void),
700 .pc_xdrressize = St,
701 .pc_name = "SM_NOTIFY",
702 },
703 [17] = {
704 .pc_func = nlmsvc_proc_unused,
705 .pc_decode = nlmsvc_decode_void,
706 .pc_encode = nlmsvc_encode_void,
707 .pc_argsize = sizeof(struct nlm_void),
708 .pc_ressize = sizeof(struct nlm_void),
709 .pc_xdrressize = St,
710 .pc_name = "UNUSED",
711 },
712 [18] = {
713 .pc_func = nlmsvc_proc_unused,
714 .pc_decode = nlmsvc_decode_void,
715 .pc_encode = nlmsvc_encode_void,
716 .pc_argsize = sizeof(struct nlm_void),
717 .pc_ressize = sizeof(struct nlm_void),
718 .pc_xdrressize = St,
719 .pc_name = "UNUSED",
720 },
721 [19] = {
722 .pc_func = nlmsvc_proc_unused,
723 .pc_decode = nlmsvc_decode_void,
724 .pc_encode = nlmsvc_encode_void,
725 .pc_argsize = sizeof(struct nlm_void),
726 .pc_ressize = sizeof(struct nlm_void),
727 .pc_xdrressize = St,
728 .pc_name = "UNUSED",
729 },
730 [NLMPROC_SHARE] = {
731 .pc_func = nlmsvc_proc_share,
732 .pc_decode = nlmsvc_decode_shareargs,
733 .pc_encode = nlmsvc_encode_shareres,
734 .pc_argsize = sizeof(struct nlm_args),
735 .pc_ressize = sizeof(struct nlm_res),
736 .pc_xdrressize = Ck+St+1,
737 .pc_name = "SHARE",
738 },
739 [NLMPROC_UNSHARE] = {
740 .pc_func = nlmsvc_proc_unshare,
741 .pc_decode = nlmsvc_decode_shareargs,
742 .pc_encode = nlmsvc_encode_shareres,
743 .pc_argsize = sizeof(struct nlm_args),
744 .pc_ressize = sizeof(struct nlm_res),
745 .pc_xdrressize = Ck+St+1,
746 .pc_name = "UNSHARE",
747 },
748 [NLMPROC_NM_LOCK] = {
749 .pc_func = nlmsvc_proc_nm_lock,
750 .pc_decode = nlmsvc_decode_lockargs,
751 .pc_encode = nlmsvc_encode_res,
752 .pc_argsize = sizeof(struct nlm_args),
753 .pc_ressize = sizeof(struct nlm_res),
754 .pc_xdrressize = Ck+St,
755 .pc_name = "NM_LOCK",
756 },
757 [NLMPROC_FREE_ALL] = {
758 .pc_func = nlmsvc_proc_free_all,
759 .pc_decode = nlmsvc_decode_notify,
760 .pc_encode = nlmsvc_encode_void,
761 .pc_argsize = sizeof(struct nlm_args),
762 .pc_ressize = sizeof(struct nlm_void),
763 .pc_xdrressize = 0,
764 .pc_name = "FREE_ALL",
765 },
766};