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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * linux/fs/lockd/xdr4.c | |
3 | * | |
4 | * XDR support for lockd and the lock client. | |
5 | * | |
6 | * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de> | |
7 | * Copyright (C) 1999, Trond Myklebust <trond.myklebust@fys.uio.no> | |
8 | */ | |
9 | ||
10 | #include <linux/types.h> | |
11 | #include <linux/sched.h> | |
12 | #include <linux/utsname.h> | |
13 | #include <linux/nfs.h> | |
14 | ||
15 | #include <linux/sunrpc/xdr.h> | |
16 | #include <linux/sunrpc/clnt.h> | |
17 | #include <linux/sunrpc/svc.h> | |
18 | #include <linux/sunrpc/stats.h> | |
19 | #include <linux/lockd/lockd.h> | |
20 | #include <linux/lockd/sm_inter.h> | |
21 | ||
22 | #define NLMDBG_FACILITY NLMDBG_XDR | |
23 | ||
24 | static inline loff_t | |
25 | s64_to_loff_t(__s64 offset) | |
26 | { | |
27 | return (loff_t)offset; | |
28 | } | |
29 | ||
30 | ||
31 | static inline s64 | |
32 | loff_t_to_s64(loff_t offset) | |
33 | { | |
34 | s64 res; | |
35 | if (offset > NLM4_OFFSET_MAX) | |
36 | res = NLM4_OFFSET_MAX; | |
37 | else if (offset < -NLM4_OFFSET_MAX) | |
38 | res = -NLM4_OFFSET_MAX; | |
39 | else | |
40 | res = offset; | |
41 | return res; | |
42 | } | |
43 | ||
44 | /* | |
45 | * XDR functions for basic NLM types | |
46 | */ | |
47 | static u32 * | |
48 | nlm4_decode_cookie(u32 *p, struct nlm_cookie *c) | |
49 | { | |
50 | unsigned int len; | |
51 | ||
52 | len = ntohl(*p++); | |
53 | ||
54 | if(len==0) | |
55 | { | |
56 | c->len=4; | |
57 | memset(c->data, 0, 4); /* hockeypux brain damage */ | |
58 | } | |
59 | else if(len<=NLM_MAXCOOKIELEN) | |
60 | { | |
61 | c->len=len; | |
62 | memcpy(c->data, p, len); | |
63 | p+=XDR_QUADLEN(len); | |
64 | } | |
65 | else | |
66 | { | |
67 | printk(KERN_NOTICE | |
68 | "lockd: bad cookie size %d (only cookies under %d bytes are supported.)\n", len, NLM_MAXCOOKIELEN); | |
69 | return NULL; | |
70 | } | |
71 | return p; | |
72 | } | |
73 | ||
74 | static u32 * | |
75 | nlm4_encode_cookie(u32 *p, struct nlm_cookie *c) | |
76 | { | |
77 | *p++ = htonl(c->len); | |
78 | memcpy(p, c->data, c->len); | |
79 | p+=XDR_QUADLEN(c->len); | |
80 | return p; | |
81 | } | |
82 | ||
83 | static u32 * | |
84 | nlm4_decode_fh(u32 *p, struct nfs_fh *f) | |
85 | { | |
86 | memset(f->data, 0, sizeof(f->data)); | |
87 | f->size = ntohl(*p++); | |
88 | if (f->size > NFS_MAXFHSIZE) { | |
89 | printk(KERN_NOTICE | |
90 | "lockd: bad fhandle size %d (should be <=%d)\n", | |
91 | f->size, NFS_MAXFHSIZE); | |
92 | return NULL; | |
93 | } | |
94 | memcpy(f->data, p, f->size); | |
95 | return p + XDR_QUADLEN(f->size); | |
96 | } | |
97 | ||
98 | static u32 * | |
99 | nlm4_encode_fh(u32 *p, struct nfs_fh *f) | |
100 | { | |
101 | *p++ = htonl(f->size); | |
102 | if (f->size) p[XDR_QUADLEN(f->size)-1] = 0; /* don't leak anything */ | |
103 | memcpy(p, f->data, f->size); | |
104 | return p + XDR_QUADLEN(f->size); | |
105 | } | |
106 | ||
107 | /* | |
108 | * Encode and decode owner handle | |
109 | */ | |
110 | static u32 * | |
111 | nlm4_decode_oh(u32 *p, struct xdr_netobj *oh) | |
112 | { | |
113 | return xdr_decode_netobj(p, oh); | |
114 | } | |
115 | ||
116 | static u32 * | |
117 | nlm4_encode_oh(u32 *p, struct xdr_netobj *oh) | |
118 | { | |
119 | return xdr_encode_netobj(p, oh); | |
120 | } | |
121 | ||
122 | static u32 * | |
123 | nlm4_decode_lock(u32 *p, struct nlm_lock *lock) | |
124 | { | |
125 | struct file_lock *fl = &lock->fl; | |
126 | __s64 len, start, end; | |
127 | ||
128 | if (!(p = xdr_decode_string_inplace(p, &lock->caller, | |
129 | &lock->len, NLM_MAXSTRLEN)) | |
130 | || !(p = nlm4_decode_fh(p, &lock->fh)) | |
131 | || !(p = nlm4_decode_oh(p, &lock->oh))) | |
132 | return NULL; | |
7bab377f | 133 | lock->svid = ntohl(*p++); |
1da177e4 LT |
134 | |
135 | locks_init_lock(fl); | |
136 | fl->fl_owner = current->files; | |
7bab377f | 137 | fl->fl_pid = (pid_t)lock->svid; |
1da177e4 LT |
138 | fl->fl_flags = FL_POSIX; |
139 | fl->fl_type = F_RDLCK; /* as good as anything else */ | |
140 | p = xdr_decode_hyper(p, &start); | |
141 | p = xdr_decode_hyper(p, &len); | |
142 | end = start + len - 1; | |
143 | ||
144 | fl->fl_start = s64_to_loff_t(start); | |
145 | ||
146 | if (len == 0 || end < 0) | |
147 | fl->fl_end = OFFSET_MAX; | |
148 | else | |
149 | fl->fl_end = s64_to_loff_t(end); | |
150 | return p; | |
151 | } | |
152 | ||
153 | /* | |
154 | * Encode a lock as part of an NLM call | |
155 | */ | |
156 | static u32 * | |
157 | nlm4_encode_lock(u32 *p, struct nlm_lock *lock) | |
158 | { | |
159 | struct file_lock *fl = &lock->fl; | |
160 | __s64 start, len; | |
161 | ||
162 | if (!(p = xdr_encode_string(p, lock->caller)) | |
163 | || !(p = nlm4_encode_fh(p, &lock->fh)) | |
164 | || !(p = nlm4_encode_oh(p, &lock->oh))) | |
165 | return NULL; | |
166 | ||
167 | if (fl->fl_start > NLM4_OFFSET_MAX | |
168 | || (fl->fl_end > NLM4_OFFSET_MAX && fl->fl_end != OFFSET_MAX)) | |
169 | return NULL; | |
170 | ||
7bab377f | 171 | *p++ = htonl(lock->svid); |
1da177e4 LT |
172 | |
173 | start = loff_t_to_s64(fl->fl_start); | |
174 | if (fl->fl_end == OFFSET_MAX) | |
175 | len = 0; | |
176 | else | |
177 | len = loff_t_to_s64(fl->fl_end - fl->fl_start + 1); | |
178 | ||
179 | p = xdr_encode_hyper(p, start); | |
180 | p = xdr_encode_hyper(p, len); | |
181 | ||
182 | return p; | |
183 | } | |
184 | ||
185 | /* | |
186 | * Encode result of a TEST/TEST_MSG call | |
187 | */ | |
188 | static u32 * | |
189 | nlm4_encode_testres(u32 *p, struct nlm_res *resp) | |
190 | { | |
191 | s64 start, len; | |
192 | ||
193 | dprintk("xdr: before encode_testres (p %p resp %p)\n", p, resp); | |
194 | if (!(p = nlm4_encode_cookie(p, &resp->cookie))) | |
195 | return NULL; | |
196 | *p++ = resp->status; | |
197 | ||
198 | if (resp->status == nlm_lck_denied) { | |
199 | struct file_lock *fl = &resp->lock.fl; | |
200 | ||
201 | *p++ = (fl->fl_type == F_RDLCK)? xdr_zero : xdr_one; | |
7bab377f | 202 | *p++ = htonl(resp->lock.svid); |
1da177e4 LT |
203 | |
204 | /* Encode owner handle. */ | |
205 | if (!(p = xdr_encode_netobj(p, &resp->lock.oh))) | |
206 | return NULL; | |
207 | ||
208 | start = loff_t_to_s64(fl->fl_start); | |
209 | if (fl->fl_end == OFFSET_MAX) | |
210 | len = 0; | |
211 | else | |
212 | len = loff_t_to_s64(fl->fl_end - fl->fl_start + 1); | |
213 | ||
214 | p = xdr_encode_hyper(p, start); | |
215 | p = xdr_encode_hyper(p, len); | |
7bab377f TM |
216 | dprintk("xdr: encode_testres (status %u pid %d type %d start %Ld end %Ld)\n", |
217 | resp->status, (int)resp->lock.svid, fl->fl_type, | |
1da177e4 LT |
218 | (long long)fl->fl_start, (long long)fl->fl_end); |
219 | } | |
220 | ||
221 | dprintk("xdr: after encode_testres (p %p resp %p)\n", p, resp); | |
222 | return p; | |
223 | } | |
224 | ||
225 | ||
226 | /* | |
227 | * First, the server side XDR functions | |
228 | */ | |
229 | int | |
230 | nlm4svc_decode_testargs(struct svc_rqst *rqstp, u32 *p, nlm_args *argp) | |
231 | { | |
232 | u32 exclusive; | |
233 | ||
234 | if (!(p = nlm4_decode_cookie(p, &argp->cookie))) | |
235 | return 0; | |
236 | ||
237 | exclusive = ntohl(*p++); | |
238 | if (!(p = nlm4_decode_lock(p, &argp->lock))) | |
239 | return 0; | |
240 | if (exclusive) | |
241 | argp->lock.fl.fl_type = F_WRLCK; | |
242 | ||
243 | return xdr_argsize_check(rqstp, p); | |
244 | } | |
245 | ||
246 | int | |
247 | nlm4svc_encode_testres(struct svc_rqst *rqstp, u32 *p, struct nlm_res *resp) | |
248 | { | |
249 | if (!(p = nlm4_encode_testres(p, resp))) | |
250 | return 0; | |
251 | return xdr_ressize_check(rqstp, p); | |
252 | } | |
253 | ||
254 | int | |
255 | nlm4svc_decode_lockargs(struct svc_rqst *rqstp, u32 *p, nlm_args *argp) | |
256 | { | |
257 | u32 exclusive; | |
258 | ||
259 | if (!(p = nlm4_decode_cookie(p, &argp->cookie))) | |
260 | return 0; | |
261 | argp->block = ntohl(*p++); | |
262 | exclusive = ntohl(*p++); | |
263 | if (!(p = nlm4_decode_lock(p, &argp->lock))) | |
264 | return 0; | |
265 | if (exclusive) | |
266 | argp->lock.fl.fl_type = F_WRLCK; | |
267 | argp->reclaim = ntohl(*p++); | |
268 | argp->state = ntohl(*p++); | |
269 | argp->monitor = 1; /* monitor client by default */ | |
270 | ||
271 | return xdr_argsize_check(rqstp, p); | |
272 | } | |
273 | ||
274 | int | |
275 | nlm4svc_decode_cancargs(struct svc_rqst *rqstp, u32 *p, nlm_args *argp) | |
276 | { | |
277 | u32 exclusive; | |
278 | ||
279 | if (!(p = nlm4_decode_cookie(p, &argp->cookie))) | |
280 | return 0; | |
281 | argp->block = ntohl(*p++); | |
282 | exclusive = ntohl(*p++); | |
283 | if (!(p = nlm4_decode_lock(p, &argp->lock))) | |
284 | return 0; | |
285 | if (exclusive) | |
286 | argp->lock.fl.fl_type = F_WRLCK; | |
287 | return xdr_argsize_check(rqstp, p); | |
288 | } | |
289 | ||
290 | int | |
291 | nlm4svc_decode_unlockargs(struct svc_rqst *rqstp, u32 *p, nlm_args *argp) | |
292 | { | |
293 | if (!(p = nlm4_decode_cookie(p, &argp->cookie)) | |
294 | || !(p = nlm4_decode_lock(p, &argp->lock))) | |
295 | return 0; | |
296 | argp->lock.fl.fl_type = F_UNLCK; | |
297 | return xdr_argsize_check(rqstp, p); | |
298 | } | |
299 | ||
300 | int | |
301 | nlm4svc_decode_shareargs(struct svc_rqst *rqstp, u32 *p, nlm_args *argp) | |
302 | { | |
303 | struct nlm_lock *lock = &argp->lock; | |
304 | ||
305 | memset(lock, 0, sizeof(*lock)); | |
306 | locks_init_lock(&lock->fl); | |
7bab377f TM |
307 | lock->svid = ~(u32) 0; |
308 | lock->fl.fl_pid = (pid_t)lock->svid; | |
1da177e4 LT |
309 | |
310 | if (!(p = nlm4_decode_cookie(p, &argp->cookie)) | |
311 | || !(p = xdr_decode_string_inplace(p, &lock->caller, | |
312 | &lock->len, NLM_MAXSTRLEN)) | |
313 | || !(p = nlm4_decode_fh(p, &lock->fh)) | |
314 | || !(p = nlm4_decode_oh(p, &lock->oh))) | |
315 | return 0; | |
316 | argp->fsm_mode = ntohl(*p++); | |
317 | argp->fsm_access = ntohl(*p++); | |
318 | return xdr_argsize_check(rqstp, p); | |
319 | } | |
320 | ||
321 | int | |
322 | nlm4svc_encode_shareres(struct svc_rqst *rqstp, u32 *p, struct nlm_res *resp) | |
323 | { | |
324 | if (!(p = nlm4_encode_cookie(p, &resp->cookie))) | |
325 | return 0; | |
326 | *p++ = resp->status; | |
327 | *p++ = xdr_zero; /* sequence argument */ | |
328 | return xdr_ressize_check(rqstp, p); | |
329 | } | |
330 | ||
331 | int | |
332 | nlm4svc_encode_res(struct svc_rqst *rqstp, u32 *p, struct nlm_res *resp) | |
333 | { | |
334 | if (!(p = nlm4_encode_cookie(p, &resp->cookie))) | |
335 | return 0; | |
336 | *p++ = resp->status; | |
337 | return xdr_ressize_check(rqstp, p); | |
338 | } | |
339 | ||
340 | int | |
341 | nlm4svc_decode_notify(struct svc_rqst *rqstp, u32 *p, struct nlm_args *argp) | |
342 | { | |
343 | struct nlm_lock *lock = &argp->lock; | |
344 | ||
345 | if (!(p = xdr_decode_string_inplace(p, &lock->caller, | |
346 | &lock->len, NLM_MAXSTRLEN))) | |
347 | return 0; | |
348 | argp->state = ntohl(*p++); | |
349 | return xdr_argsize_check(rqstp, p); | |
350 | } | |
351 | ||
352 | int | |
353 | nlm4svc_decode_reboot(struct svc_rqst *rqstp, u32 *p, struct nlm_reboot *argp) | |
354 | { | |
355 | if (!(p = xdr_decode_string_inplace(p, &argp->mon, &argp->len, SM_MAXSTRLEN))) | |
356 | return 0; | |
357 | argp->state = ntohl(*p++); | |
358 | /* Preserve the address in network byte order */ | |
a659753e BF |
359 | argp->addr = *p++; |
360 | argp->vers = *p++; | |
361 | argp->proto = *p++; | |
1da177e4 LT |
362 | return xdr_argsize_check(rqstp, p); |
363 | } | |
364 | ||
365 | int | |
366 | nlm4svc_decode_res(struct svc_rqst *rqstp, u32 *p, struct nlm_res *resp) | |
367 | { | |
368 | if (!(p = nlm4_decode_cookie(p, &resp->cookie))) | |
369 | return 0; | |
370 | resp->status = ntohl(*p++); | |
371 | return xdr_argsize_check(rqstp, p); | |
372 | } | |
373 | ||
374 | int | |
375 | nlm4svc_decode_void(struct svc_rqst *rqstp, u32 *p, void *dummy) | |
376 | { | |
377 | return xdr_argsize_check(rqstp, p); | |
378 | } | |
379 | ||
380 | int | |
381 | nlm4svc_encode_void(struct svc_rqst *rqstp, u32 *p, void *dummy) | |
382 | { | |
383 | return xdr_ressize_check(rqstp, p); | |
384 | } | |
385 | ||
386 | /* | |
387 | * Now, the client side XDR functions | |
388 | */ | |
389 | #ifdef NLMCLNT_SUPPORT_SHARES | |
390 | static int | |
391 | nlm4clt_decode_void(struct rpc_rqst *req, u32 *p, void *ptr) | |
392 | { | |
393 | return 0; | |
394 | } | |
395 | #endif | |
396 | ||
397 | static int | |
398 | nlm4clt_encode_testargs(struct rpc_rqst *req, u32 *p, nlm_args *argp) | |
399 | { | |
400 | struct nlm_lock *lock = &argp->lock; | |
401 | ||
402 | if (!(p = nlm4_encode_cookie(p, &argp->cookie))) | |
403 | return -EIO; | |
404 | *p++ = (lock->fl.fl_type == F_WRLCK)? xdr_one : xdr_zero; | |
405 | if (!(p = nlm4_encode_lock(p, lock))) | |
406 | return -EIO; | |
407 | req->rq_slen = xdr_adjust_iovec(req->rq_svec, p); | |
408 | return 0; | |
409 | } | |
410 | ||
411 | static int | |
412 | nlm4clt_decode_testres(struct rpc_rqst *req, u32 *p, struct nlm_res *resp) | |
413 | { | |
414 | if (!(p = nlm4_decode_cookie(p, &resp->cookie))) | |
415 | return -EIO; | |
416 | resp->status = ntohl(*p++); | |
417 | if (resp->status == NLM_LCK_DENIED) { | |
418 | struct file_lock *fl = &resp->lock.fl; | |
419 | u32 excl; | |
420 | s64 start, end, len; | |
421 | ||
422 | memset(&resp->lock, 0, sizeof(resp->lock)); | |
423 | locks_init_lock(fl); | |
424 | excl = ntohl(*p++); | |
7bab377f TM |
425 | resp->lock.svid = ntohl(*p++); |
426 | fl->fl_pid = (pid_t)resp->lock.svid; | |
1da177e4 LT |
427 | if (!(p = nlm4_decode_oh(p, &resp->lock.oh))) |
428 | return -EIO; | |
429 | ||
430 | fl->fl_flags = FL_POSIX; | |
431 | fl->fl_type = excl? F_WRLCK : F_RDLCK; | |
432 | p = xdr_decode_hyper(p, &start); | |
433 | p = xdr_decode_hyper(p, &len); | |
434 | end = start + len - 1; | |
435 | ||
436 | fl->fl_start = s64_to_loff_t(start); | |
437 | if (len == 0 || end < 0) | |
438 | fl->fl_end = OFFSET_MAX; | |
439 | else | |
440 | fl->fl_end = s64_to_loff_t(end); | |
441 | } | |
442 | return 0; | |
443 | } | |
444 | ||
445 | ||
446 | static int | |
447 | nlm4clt_encode_lockargs(struct rpc_rqst *req, u32 *p, nlm_args *argp) | |
448 | { | |
449 | struct nlm_lock *lock = &argp->lock; | |
450 | ||
451 | if (!(p = nlm4_encode_cookie(p, &argp->cookie))) | |
452 | return -EIO; | |
453 | *p++ = argp->block? xdr_one : xdr_zero; | |
454 | *p++ = (lock->fl.fl_type == F_WRLCK)? xdr_one : xdr_zero; | |
455 | if (!(p = nlm4_encode_lock(p, lock))) | |
456 | return -EIO; | |
457 | *p++ = argp->reclaim? xdr_one : xdr_zero; | |
458 | *p++ = htonl(argp->state); | |
459 | req->rq_slen = xdr_adjust_iovec(req->rq_svec, p); | |
460 | return 0; | |
461 | } | |
462 | ||
463 | static int | |
464 | nlm4clt_encode_cancargs(struct rpc_rqst *req, u32 *p, nlm_args *argp) | |
465 | { | |
466 | struct nlm_lock *lock = &argp->lock; | |
467 | ||
468 | if (!(p = nlm4_encode_cookie(p, &argp->cookie))) | |
469 | return -EIO; | |
470 | *p++ = argp->block? xdr_one : xdr_zero; | |
471 | *p++ = (lock->fl.fl_type == F_WRLCK)? xdr_one : xdr_zero; | |
472 | if (!(p = nlm4_encode_lock(p, lock))) | |
473 | return -EIO; | |
474 | req->rq_slen = xdr_adjust_iovec(req->rq_svec, p); | |
475 | return 0; | |
476 | } | |
477 | ||
478 | static int | |
479 | nlm4clt_encode_unlockargs(struct rpc_rqst *req, u32 *p, nlm_args *argp) | |
480 | { | |
481 | struct nlm_lock *lock = &argp->lock; | |
482 | ||
483 | if (!(p = nlm4_encode_cookie(p, &argp->cookie))) | |
484 | return -EIO; | |
485 | if (!(p = nlm4_encode_lock(p, lock))) | |
486 | return -EIO; | |
487 | req->rq_slen = xdr_adjust_iovec(req->rq_svec, p); | |
488 | return 0; | |
489 | } | |
490 | ||
491 | static int | |
492 | nlm4clt_encode_res(struct rpc_rqst *req, u32 *p, struct nlm_res *resp) | |
493 | { | |
494 | if (!(p = nlm4_encode_cookie(p, &resp->cookie))) | |
495 | return -EIO; | |
496 | *p++ = resp->status; | |
497 | req->rq_slen = xdr_adjust_iovec(req->rq_svec, p); | |
498 | return 0; | |
499 | } | |
500 | ||
501 | static int | |
502 | nlm4clt_encode_testres(struct rpc_rqst *req, u32 *p, struct nlm_res *resp) | |
503 | { | |
504 | if (!(p = nlm4_encode_testres(p, resp))) | |
505 | return -EIO; | |
506 | req->rq_slen = xdr_adjust_iovec(req->rq_svec, p); | |
507 | return 0; | |
508 | } | |
509 | ||
510 | static int | |
511 | nlm4clt_decode_res(struct rpc_rqst *req, u32 *p, struct nlm_res *resp) | |
512 | { | |
513 | if (!(p = nlm4_decode_cookie(p, &resp->cookie))) | |
514 | return -EIO; | |
515 | resp->status = ntohl(*p++); | |
516 | return 0; | |
517 | } | |
518 | ||
519 | /* | |
520 | * Buffer requirements for NLM | |
521 | */ | |
522 | #define NLM4_void_sz 0 | |
523 | #define NLM4_cookie_sz 1+XDR_QUADLEN(NLM_MAXCOOKIELEN) | |
524 | #define NLM4_caller_sz 1+XDR_QUADLEN(NLM_MAXSTRLEN) | |
525 | #define NLM4_netobj_sz 1+XDR_QUADLEN(XDR_MAX_NETOBJ) | |
526 | /* #define NLM4_owner_sz 1+XDR_QUADLEN(NLM4_MAXOWNER) */ | |
527 | #define NLM4_fhandle_sz 1+XDR_QUADLEN(NFS3_FHSIZE) | |
528 | #define NLM4_lock_sz 5+NLM4_caller_sz+NLM4_netobj_sz+NLM4_fhandle_sz | |
529 | #define NLM4_holder_sz 6+NLM4_netobj_sz | |
530 | ||
531 | #define NLM4_testargs_sz NLM4_cookie_sz+1+NLM4_lock_sz | |
532 | #define NLM4_lockargs_sz NLM4_cookie_sz+4+NLM4_lock_sz | |
533 | #define NLM4_cancargs_sz NLM4_cookie_sz+2+NLM4_lock_sz | |
534 | #define NLM4_unlockargs_sz NLM4_cookie_sz+NLM4_lock_sz | |
535 | ||
536 | #define NLM4_testres_sz NLM4_cookie_sz+1+NLM4_holder_sz | |
537 | #define NLM4_res_sz NLM4_cookie_sz+1 | |
538 | #define NLM4_norep_sz 0 | |
539 | ||
540 | #ifndef MAX | |
541 | # define MAX(a,b) (((a) > (b))? (a) : (b)) | |
542 | #endif | |
543 | ||
544 | /* | |
545 | * For NLM, a void procedure really returns nothing | |
546 | */ | |
547 | #define nlm4clt_decode_norep NULL | |
548 | ||
549 | #define PROC(proc, argtype, restype) \ | |
550 | [NLMPROC_##proc] = { \ | |
551 | .p_proc = NLMPROC_##proc, \ | |
552 | .p_encode = (kxdrproc_t) nlm4clt_encode_##argtype, \ | |
553 | .p_decode = (kxdrproc_t) nlm4clt_decode_##restype, \ | |
554 | .p_bufsiz = MAX(NLM4_##argtype##_sz, NLM4_##restype##_sz) << 2 \ | |
555 | } | |
556 | ||
557 | static struct rpc_procinfo nlm4_procedures[] = { | |
558 | PROC(TEST, testargs, testres), | |
559 | PROC(LOCK, lockargs, res), | |
560 | PROC(CANCEL, cancargs, res), | |
561 | PROC(UNLOCK, unlockargs, res), | |
562 | PROC(GRANTED, testargs, res), | |
563 | PROC(TEST_MSG, testargs, norep), | |
564 | PROC(LOCK_MSG, lockargs, norep), | |
565 | PROC(CANCEL_MSG, cancargs, norep), | |
566 | PROC(UNLOCK_MSG, unlockargs, norep), | |
567 | PROC(GRANTED_MSG, testargs, norep), | |
568 | PROC(TEST_RES, testres, norep), | |
569 | PROC(LOCK_RES, res, norep), | |
570 | PROC(CANCEL_RES, res, norep), | |
571 | PROC(UNLOCK_RES, res, norep), | |
572 | PROC(GRANTED_RES, res, norep), | |
573 | #ifdef NLMCLNT_SUPPORT_SHARES | |
574 | PROC(SHARE, shareargs, shareres), | |
575 | PROC(UNSHARE, shareargs, shareres), | |
576 | PROC(NM_LOCK, lockargs, res), | |
577 | PROC(FREE_ALL, notify, void), | |
578 | #endif | |
579 | }; | |
580 | ||
581 | struct rpc_version nlm_version4 = { | |
582 | .number = 4, | |
583 | .nrprocs = 24, | |
584 | .procs = nlm4_procedures, | |
585 | }; |