Commit | Line | Data |
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3460f29a CL |
1 | /* |
2 | * linux/fs/lockd/clnt4xdr.c | |
3 | * | |
4 | * XDR functions to encode/decode NLM version 4 RPC arguments and results. | |
5 | * | |
6 | * NLM client-side only. | |
7 | * | |
8 | * Copyright (C) 2010, Oracle. All rights reserved. | |
9 | */ | |
10 | ||
11 | #include <linux/types.h> | |
12 | #include <linux/sunrpc/xdr.h> | |
13 | #include <linux/sunrpc/clnt.h> | |
14 | #include <linux/sunrpc/stats.h> | |
15 | #include <linux/lockd/lockd.h> | |
16 | ||
17 | #define NLMDBG_FACILITY NLMDBG_XDR | |
18 | ||
19 | #if (NLMCLNT_OHSIZE > XDR_MAX_NETOBJ) | |
20 | # error "NLM host name cannot be larger than XDR_MAX_NETOBJ!" | |
21 | #endif | |
22 | ||
23 | #if (NLMCLNT_OHSIZE > NLM_MAXSTRLEN) | |
24 | # error "NLM host name cannot be larger than NLM's maximum string length!" | |
25 | #endif | |
26 | ||
27 | /* | |
28 | * Declare the space requirements for NLM arguments and replies as | |
29 | * number of 32bit-words | |
30 | */ | |
31 | #define NLM4_void_sz (0) | |
32 | #define NLM4_cookie_sz (1+(NLM_MAXCOOKIELEN>>2)) | |
33 | #define NLM4_caller_sz (1+(NLMCLNT_OHSIZE>>2)) | |
34 | #define NLM4_owner_sz (1+(NLMCLNT_OHSIZE>>2)) | |
35 | #define NLM4_fhandle_sz (1+(NFS3_FHSIZE>>2)) | |
36 | #define NLM4_lock_sz (5+NLM4_caller_sz+NLM4_owner_sz+NLM4_fhandle_sz) | |
37 | #define NLM4_holder_sz (6+NLM4_owner_sz) | |
38 | ||
39 | #define NLM4_testargs_sz (NLM4_cookie_sz+1+NLM4_lock_sz) | |
40 | #define NLM4_lockargs_sz (NLM4_cookie_sz+4+NLM4_lock_sz) | |
41 | #define NLM4_cancargs_sz (NLM4_cookie_sz+2+NLM4_lock_sz) | |
42 | #define NLM4_unlockargs_sz (NLM4_cookie_sz+NLM4_lock_sz) | |
43 | ||
44 | #define NLM4_testres_sz (NLM4_cookie_sz+1+NLM4_holder_sz) | |
45 | #define NLM4_res_sz (NLM4_cookie_sz+1) | |
46 | #define NLM4_norep_sz (0) | |
47 | ||
48 | ||
49 | static s64 loff_t_to_s64(loff_t offset) | |
50 | { | |
51 | s64 res; | |
52 | ||
53 | if (offset >= NLM4_OFFSET_MAX) | |
54 | res = NLM4_OFFSET_MAX; | |
55 | else if (offset <= -NLM4_OFFSET_MAX) | |
56 | res = -NLM4_OFFSET_MAX; | |
57 | else | |
58 | res = offset; | |
59 | return res; | |
60 | } | |
61 | ||
62 | static void nlm4_compute_offsets(const struct nlm_lock *lock, | |
63 | u64 *l_offset, u64 *l_len) | |
64 | { | |
65 | const struct file_lock *fl = &lock->fl; | |
66 | ||
67 | BUG_ON(fl->fl_start > NLM4_OFFSET_MAX); | |
68 | BUG_ON(fl->fl_end > NLM4_OFFSET_MAX && | |
69 | fl->fl_end != OFFSET_MAX); | |
70 | ||
71 | *l_offset = loff_t_to_s64(fl->fl_start); | |
72 | if (fl->fl_end == OFFSET_MAX) | |
73 | *l_len = 0; | |
74 | else | |
75 | *l_len = loff_t_to_s64(fl->fl_end - fl->fl_start + 1); | |
76 | } | |
77 | ||
78 | /* | |
79 | * Handle decode buffer overflows out-of-line. | |
80 | */ | |
81 | static void print_overflow_msg(const char *func, const struct xdr_stream *xdr) | |
82 | { | |
83 | dprintk("lockd: %s prematurely hit the end of our receive buffer. " | |
84 | "Remaining buffer length is %tu words.\n", | |
85 | func, xdr->end - xdr->p); | |
86 | } | |
87 | ||
88 | ||
89 | /* | |
90 | * Encode/decode NLMv4 basic data types | |
91 | * | |
92 | * Basic NLMv4 data types are defined in Appendix II, section 6.1.4 | |
93 | * of RFC 1813: "NFS Version 3 Protocol Specification" and in Chapter | |
94 | * 10 of X/Open's "Protocols for Interworking: XNFS, Version 3W". | |
95 | * | |
96 | * Not all basic data types have their own encoding and decoding | |
97 | * functions. For run-time efficiency, some data types are encoded | |
98 | * or decoded inline. | |
99 | */ | |
100 | ||
101 | static void encode_bool(struct xdr_stream *xdr, const int value) | |
102 | { | |
103 | __be32 *p; | |
104 | ||
105 | p = xdr_reserve_space(xdr, 4); | |
106 | *p = value ? xdr_one : xdr_zero; | |
107 | } | |
108 | ||
109 | static void encode_int32(struct xdr_stream *xdr, const s32 value) | |
110 | { | |
111 | __be32 *p; | |
112 | ||
113 | p = xdr_reserve_space(xdr, 4); | |
114 | *p = cpu_to_be32(value); | |
115 | } | |
116 | ||
117 | /* | |
118 | * typedef opaque netobj<MAXNETOBJ_SZ> | |
119 | */ | |
120 | static void encode_netobj(struct xdr_stream *xdr, | |
121 | const u8 *data, const unsigned int length) | |
122 | { | |
123 | __be32 *p; | |
124 | ||
125 | BUG_ON(length > XDR_MAX_NETOBJ); | |
126 | p = xdr_reserve_space(xdr, 4 + length); | |
127 | xdr_encode_opaque(p, data, length); | |
128 | } | |
129 | ||
130 | static int decode_netobj(struct xdr_stream *xdr, | |
131 | struct xdr_netobj *obj) | |
132 | { | |
133 | u32 length; | |
134 | __be32 *p; | |
135 | ||
136 | p = xdr_inline_decode(xdr, 4); | |
137 | if (unlikely(p == NULL)) | |
138 | goto out_overflow; | |
139 | length = be32_to_cpup(p++); | |
140 | if (unlikely(length > XDR_MAX_NETOBJ)) | |
141 | goto out_size; | |
142 | obj->len = length; | |
143 | obj->data = (u8 *)p; | |
144 | return 0; | |
145 | out_size: | |
146 | dprintk("NFS: returned netobj was too long: %u\n", length); | |
147 | return -EIO; | |
148 | out_overflow: | |
149 | print_overflow_msg(__func__, xdr); | |
150 | return -EIO; | |
151 | } | |
152 | ||
153 | /* | |
154 | * netobj cookie; | |
155 | */ | |
156 | static void encode_cookie(struct xdr_stream *xdr, | |
157 | const struct nlm_cookie *cookie) | |
158 | { | |
159 | BUG_ON(cookie->len > NLM_MAXCOOKIELEN); | |
160 | encode_netobj(xdr, (u8 *)&cookie->data, cookie->len); | |
161 | } | |
162 | ||
163 | static int decode_cookie(struct xdr_stream *xdr, | |
164 | struct nlm_cookie *cookie) | |
165 | { | |
166 | u32 length; | |
167 | __be32 *p; | |
168 | ||
169 | p = xdr_inline_decode(xdr, 4); | |
170 | if (unlikely(p == NULL)) | |
171 | goto out_overflow; | |
172 | length = be32_to_cpup(p++); | |
173 | /* apparently HPUX can return empty cookies */ | |
174 | if (length == 0) | |
175 | goto out_hpux; | |
176 | if (length > NLM_MAXCOOKIELEN) | |
177 | goto out_size; | |
178 | p = xdr_inline_decode(xdr, length); | |
179 | if (unlikely(p == NULL)) | |
180 | goto out_overflow; | |
181 | cookie->len = length; | |
182 | memcpy(cookie->data, p, length); | |
183 | return 0; | |
184 | out_hpux: | |
185 | cookie->len = 4; | |
186 | memset(cookie->data, 0, 4); | |
187 | return 0; | |
188 | out_size: | |
189 | dprintk("NFS: returned cookie was too long: %u\n", length); | |
190 | return -EIO; | |
191 | out_overflow: | |
192 | print_overflow_msg(__func__, xdr); | |
193 | return -EIO; | |
194 | } | |
195 | ||
196 | /* | |
197 | * netobj fh; | |
198 | */ | |
199 | static void encode_fh(struct xdr_stream *xdr, const struct nfs_fh *fh) | |
200 | { | |
201 | BUG_ON(fh->size > NFS3_FHSIZE); | |
202 | encode_netobj(xdr, (u8 *)&fh->data, fh->size); | |
203 | } | |
204 | ||
205 | /* | |
206 | * enum nlm4_stats { | |
207 | * NLM4_GRANTED = 0, | |
208 | * NLM4_DENIED = 1, | |
209 | * NLM4_DENIED_NOLOCKS = 2, | |
210 | * NLM4_BLOCKED = 3, | |
211 | * NLM4_DENIED_GRACE_PERIOD = 4, | |
212 | * NLM4_DEADLCK = 5, | |
213 | * NLM4_ROFS = 6, | |
214 | * NLM4_STALE_FH = 7, | |
215 | * NLM4_FBIG = 8, | |
216 | * NLM4_FAILED = 9 | |
217 | * }; | |
218 | * | |
219 | * struct nlm4_stat { | |
220 | * nlm4_stats stat; | |
221 | * }; | |
222 | * | |
223 | * NB: we don't swap bytes for the NLM status values. The upper | |
224 | * layers deal directly with the status value in network byte | |
225 | * order. | |
226 | */ | |
227 | static void encode_nlm4_stat(struct xdr_stream *xdr, | |
228 | const __be32 stat) | |
229 | { | |
230 | __be32 *p; | |
231 | ||
232 | BUG_ON(be32_to_cpu(stat) > NLM_FAILED); | |
233 | p = xdr_reserve_space(xdr, 4); | |
234 | *p = stat; | |
235 | } | |
236 | ||
237 | static int decode_nlm4_stat(struct xdr_stream *xdr, __be32 *stat) | |
238 | { | |
239 | __be32 *p; | |
240 | ||
241 | p = xdr_inline_decode(xdr, 4); | |
242 | if (unlikely(p == NULL)) | |
243 | goto out_overflow; | |
244 | if (unlikely(*p > nlm4_failed)) | |
245 | goto out_bad_xdr; | |
246 | *stat = *p; | |
247 | return 0; | |
248 | out_bad_xdr: | |
249 | dprintk("%s: server returned invalid nlm4_stats value: %u\n", | |
250 | __func__, be32_to_cpup(p)); | |
251 | return -EIO; | |
252 | out_overflow: | |
253 | print_overflow_msg(__func__, xdr); | |
254 | return -EIO; | |
255 | } | |
256 | ||
257 | /* | |
258 | * struct nlm4_holder { | |
259 | * bool exclusive; | |
260 | * int32 svid; | |
261 | * netobj oh; | |
262 | * uint64 l_offset; | |
263 | * uint64 l_len; | |
264 | * }; | |
265 | */ | |
266 | static void encode_nlm4_holder(struct xdr_stream *xdr, | |
267 | const struct nlm_res *result) | |
268 | { | |
269 | const struct nlm_lock *lock = &result->lock; | |
270 | u64 l_offset, l_len; | |
271 | __be32 *p; | |
272 | ||
273 | encode_bool(xdr, lock->fl.fl_type == F_RDLCK); | |
274 | encode_int32(xdr, lock->svid); | |
275 | encode_netobj(xdr, lock->oh.data, lock->oh.len); | |
276 | ||
277 | p = xdr_reserve_space(xdr, 4 + 4); | |
278 | nlm4_compute_offsets(lock, &l_offset, &l_len); | |
279 | p = xdr_encode_hyper(p, l_offset); | |
280 | xdr_encode_hyper(p, l_len); | |
281 | } | |
282 | ||
283 | static int decode_nlm4_holder(struct xdr_stream *xdr, struct nlm_res *result) | |
284 | { | |
285 | struct nlm_lock *lock = &result->lock; | |
286 | struct file_lock *fl = &lock->fl; | |
287 | u64 l_offset, l_len; | |
288 | u32 exclusive; | |
289 | int error; | |
290 | __be32 *p; | |
291 | s32 end; | |
292 | ||
293 | memset(lock, 0, sizeof(*lock)); | |
294 | locks_init_lock(fl); | |
295 | ||
296 | p = xdr_inline_decode(xdr, 4 + 4); | |
297 | if (unlikely(p == NULL)) | |
298 | goto out_overflow; | |
299 | exclusive = be32_to_cpup(p++); | |
300 | lock->svid = be32_to_cpup(p); | |
301 | fl->fl_pid = (pid_t)lock->svid; | |
302 | ||
303 | error = decode_netobj(xdr, &lock->oh); | |
304 | if (unlikely(error)) | |
305 | goto out; | |
306 | ||
307 | p = xdr_inline_decode(xdr, 8 + 8); | |
308 | if (unlikely(p == NULL)) | |
309 | goto out_overflow; | |
310 | ||
311 | fl->fl_flags = FL_POSIX; | |
312 | fl->fl_type = exclusive != 0 ? F_WRLCK : F_RDLCK; | |
313 | p = xdr_decode_hyper(p, &l_offset); | |
314 | xdr_decode_hyper(p, &l_len); | |
315 | end = l_offset + l_len - 1; | |
316 | ||
317 | fl->fl_start = (loff_t)l_offset; | |
318 | if (l_len == 0 || end < 0) | |
319 | fl->fl_end = OFFSET_MAX; | |
320 | else | |
321 | fl->fl_end = (loff_t)end; | |
322 | error = 0; | |
323 | out: | |
324 | return error; | |
325 | out_overflow: | |
326 | print_overflow_msg(__func__, xdr); | |
327 | return -EIO; | |
328 | } | |
329 | ||
330 | /* | |
331 | * string caller_name<LM_MAXSTRLEN>; | |
332 | */ | |
333 | static void encode_caller_name(struct xdr_stream *xdr, const char *name) | |
334 | { | |
335 | /* NB: client-side does not set lock->len */ | |
336 | u32 length = strlen(name); | |
337 | __be32 *p; | |
338 | ||
339 | BUG_ON(length > NLM_MAXSTRLEN); | |
340 | p = xdr_reserve_space(xdr, 4 + length); | |
341 | xdr_encode_opaque(p, name, length); | |
342 | } | |
343 | ||
344 | /* | |
345 | * struct nlm4_lock { | |
346 | * string caller_name<LM_MAXSTRLEN>; | |
347 | * netobj fh; | |
348 | * netobj oh; | |
349 | * int32 svid; | |
350 | * uint64 l_offset; | |
351 | * uint64 l_len; | |
352 | * }; | |
353 | */ | |
354 | static void encode_nlm4_lock(struct xdr_stream *xdr, | |
355 | const struct nlm_lock *lock) | |
356 | { | |
357 | u64 l_offset, l_len; | |
358 | __be32 *p; | |
359 | ||
360 | encode_caller_name(xdr, lock->caller); | |
361 | encode_fh(xdr, &lock->fh); | |
362 | encode_netobj(xdr, lock->oh.data, lock->oh.len); | |
363 | ||
364 | p = xdr_reserve_space(xdr, 4 + 8 + 8); | |
365 | *p++ = cpu_to_be32(lock->svid); | |
366 | ||
367 | nlm4_compute_offsets(lock, &l_offset, &l_len); | |
368 | p = xdr_encode_hyper(p, l_offset); | |
369 | xdr_encode_hyper(p, l_len); | |
370 | } | |
371 | ||
372 | ||
373 | /* | |
374 | * NLMv4 XDR encode functions | |
375 | * | |
376 | * NLMv4 argument types are defined in Appendix II of RFC 1813: | |
377 | * "NFS Version 3 Protocol Specification" and Chapter 10 of X/Open's | |
378 | * "Protocols for Interworking: XNFS, Version 3W". | |
379 | */ | |
380 | ||
381 | /* | |
382 | * struct nlm4_testargs { | |
383 | * netobj cookie; | |
384 | * bool exclusive; | |
385 | * struct nlm4_lock alock; | |
386 | * }; | |
387 | */ | |
9f06c719 CL |
388 | static void nlm4_xdr_enc_testargs(struct rpc_rqst *req, |
389 | struct xdr_stream *xdr, | |
390 | const struct nlm_args *args) | |
3460f29a CL |
391 | { |
392 | const struct nlm_lock *lock = &args->lock; | |
3460f29a | 393 | |
9f06c719 CL |
394 | encode_cookie(xdr, &args->cookie); |
395 | encode_bool(xdr, lock->fl.fl_type == F_WRLCK); | |
396 | encode_nlm4_lock(xdr, lock); | |
3460f29a CL |
397 | } |
398 | ||
399 | /* | |
400 | * struct nlm4_lockargs { | |
401 | * netobj cookie; | |
402 | * bool block; | |
403 | * bool exclusive; | |
404 | * struct nlm4_lock alock; | |
405 | * bool reclaim; | |
406 | * int state; | |
407 | * }; | |
408 | */ | |
9f06c719 CL |
409 | static void nlm4_xdr_enc_lockargs(struct rpc_rqst *req, |
410 | struct xdr_stream *xdr, | |
411 | const struct nlm_args *args) | |
3460f29a CL |
412 | { |
413 | const struct nlm_lock *lock = &args->lock; | |
3460f29a | 414 | |
9f06c719 CL |
415 | encode_cookie(xdr, &args->cookie); |
416 | encode_bool(xdr, args->block); | |
417 | encode_bool(xdr, lock->fl.fl_type == F_WRLCK); | |
418 | encode_nlm4_lock(xdr, lock); | |
419 | encode_bool(xdr, args->reclaim); | |
420 | encode_int32(xdr, args->state); | |
3460f29a CL |
421 | } |
422 | ||
423 | /* | |
424 | * struct nlm4_cancargs { | |
425 | * netobj cookie; | |
426 | * bool block; | |
427 | * bool exclusive; | |
428 | * struct nlm4_lock alock; | |
429 | * }; | |
430 | */ | |
9f06c719 CL |
431 | static void nlm4_xdr_enc_cancargs(struct rpc_rqst *req, |
432 | struct xdr_stream *xdr, | |
433 | const struct nlm_args *args) | |
3460f29a CL |
434 | { |
435 | const struct nlm_lock *lock = &args->lock; | |
3460f29a | 436 | |
9f06c719 CL |
437 | encode_cookie(xdr, &args->cookie); |
438 | encode_bool(xdr, args->block); | |
439 | encode_bool(xdr, lock->fl.fl_type == F_WRLCK); | |
440 | encode_nlm4_lock(xdr, lock); | |
3460f29a CL |
441 | } |
442 | ||
443 | /* | |
444 | * struct nlm4_unlockargs { | |
445 | * netobj cookie; | |
446 | * struct nlm4_lock alock; | |
447 | * }; | |
448 | */ | |
9f06c719 CL |
449 | static void nlm4_xdr_enc_unlockargs(struct rpc_rqst *req, |
450 | struct xdr_stream *xdr, | |
451 | const struct nlm_args *args) | |
3460f29a CL |
452 | { |
453 | const struct nlm_lock *lock = &args->lock; | |
3460f29a | 454 | |
9f06c719 CL |
455 | encode_cookie(xdr, &args->cookie); |
456 | encode_nlm4_lock(xdr, lock); | |
3460f29a CL |
457 | } |
458 | ||
459 | /* | |
460 | * struct nlm4_res { | |
461 | * netobj cookie; | |
462 | * nlm4_stat stat; | |
463 | * }; | |
464 | */ | |
9f06c719 CL |
465 | static void nlm4_xdr_enc_res(struct rpc_rqst *req, |
466 | struct xdr_stream *xdr, | |
467 | const struct nlm_res *result) | |
3460f29a | 468 | { |
9f06c719 CL |
469 | encode_cookie(xdr, &result->cookie); |
470 | encode_nlm4_stat(xdr, result->status); | |
3460f29a CL |
471 | } |
472 | ||
473 | /* | |
474 | * union nlm4_testrply switch (nlm4_stats stat) { | |
475 | * case NLM4_DENIED: | |
476 | * struct nlm4_holder holder; | |
477 | * default: | |
478 | * void; | |
479 | * }; | |
480 | * | |
481 | * struct nlm4_testres { | |
482 | * netobj cookie; | |
483 | * nlm4_testrply test_stat; | |
484 | * }; | |
485 | */ | |
9f06c719 CL |
486 | static void nlm4_xdr_enc_testres(struct rpc_rqst *req, |
487 | struct xdr_stream *xdr, | |
488 | const struct nlm_res *result) | |
3460f29a | 489 | { |
9f06c719 CL |
490 | encode_cookie(xdr, &result->cookie); |
491 | encode_nlm4_stat(xdr, result->status); | |
3460f29a | 492 | if (result->status == nlm_lck_denied) |
9f06c719 | 493 | encode_nlm4_holder(xdr, result); |
3460f29a CL |
494 | } |
495 | ||
496 | ||
497 | /* | |
498 | * NLMv4 XDR decode functions | |
499 | * | |
500 | * NLMv4 argument types are defined in Appendix II of RFC 1813: | |
501 | * "NFS Version 3 Protocol Specification" and Chapter 10 of X/Open's | |
502 | * "Protocols for Interworking: XNFS, Version 3W". | |
503 | */ | |
504 | ||
505 | /* | |
506 | * union nlm4_testrply switch (nlm4_stats stat) { | |
507 | * case NLM4_DENIED: | |
508 | * struct nlm4_holder holder; | |
509 | * default: | |
510 | * void; | |
511 | * }; | |
512 | * | |
513 | * struct nlm4_testres { | |
514 | * netobj cookie; | |
515 | * nlm4_testrply test_stat; | |
516 | * }; | |
517 | */ | |
518 | static int decode_nlm4_testrply(struct xdr_stream *xdr, | |
519 | struct nlm_res *result) | |
520 | { | |
521 | int error; | |
522 | ||
523 | error = decode_nlm4_stat(xdr, &result->status); | |
524 | if (unlikely(error)) | |
525 | goto out; | |
526 | if (result->status == nlm_lck_denied) | |
527 | error = decode_nlm4_holder(xdr, result); | |
528 | out: | |
529 | return error; | |
530 | } | |
531 | ||
532 | static int nlm4_xdr_dec_testres(struct rpc_rqst *req, __be32 *p, | |
533 | struct nlm_res *result) | |
534 | { | |
535 | struct xdr_stream xdr; | |
536 | int error; | |
537 | ||
538 | xdr_init_decode(&xdr, &req->rq_rcv_buf, p); | |
539 | error = decode_cookie(&xdr, &result->cookie); | |
540 | if (unlikely(error)) | |
541 | goto out; | |
542 | error = decode_nlm4_testrply(&xdr, result); | |
543 | out: | |
544 | return error; | |
545 | } | |
546 | ||
547 | /* | |
548 | * struct nlm4_res { | |
549 | * netobj cookie; | |
550 | * nlm4_stat stat; | |
551 | * }; | |
552 | */ | |
553 | static int nlm4_xdr_dec_res(struct rpc_rqst *req, __be32 *p, | |
554 | struct nlm_res *result) | |
555 | { | |
556 | struct xdr_stream xdr; | |
557 | int error; | |
558 | ||
559 | xdr_init_decode(&xdr, &req->rq_rcv_buf, p); | |
560 | error = decode_cookie(&xdr, &result->cookie); | |
561 | if (unlikely(error)) | |
562 | goto out; | |
563 | error = decode_nlm4_stat(&xdr, &result->status); | |
564 | out: | |
565 | return error; | |
566 | } | |
567 | ||
568 | ||
569 | /* | |
570 | * For NLM, a void procedure really returns nothing | |
571 | */ | |
572 | #define nlm4_xdr_dec_norep NULL | |
573 | ||
574 | #define PROC(proc, argtype, restype) \ | |
575 | [NLMPROC_##proc] = { \ | |
576 | .p_proc = NLMPROC_##proc, \ | |
9f06c719 | 577 | .p_encode = (kxdreproc_t)nlm4_xdr_enc_##argtype, \ |
3460f29a CL |
578 | .p_decode = (kxdrproc_t)nlm4_xdr_dec_##restype, \ |
579 | .p_arglen = NLM4_##argtype##_sz, \ | |
580 | .p_replen = NLM4_##restype##_sz, \ | |
581 | .p_statidx = NLMPROC_##proc, \ | |
582 | .p_name = #proc, \ | |
583 | } | |
584 | ||
585 | static struct rpc_procinfo nlm4_procedures[] = { | |
586 | PROC(TEST, testargs, testres), | |
587 | PROC(LOCK, lockargs, res), | |
588 | PROC(CANCEL, cancargs, res), | |
589 | PROC(UNLOCK, unlockargs, res), | |
590 | PROC(GRANTED, testargs, res), | |
591 | PROC(TEST_MSG, testargs, norep), | |
592 | PROC(LOCK_MSG, lockargs, norep), | |
593 | PROC(CANCEL_MSG, cancargs, norep), | |
594 | PROC(UNLOCK_MSG, unlockargs, norep), | |
595 | PROC(GRANTED_MSG, testargs, norep), | |
596 | PROC(TEST_RES, testres, norep), | |
597 | PROC(LOCK_RES, res, norep), | |
598 | PROC(CANCEL_RES, res, norep), | |
599 | PROC(UNLOCK_RES, res, norep), | |
600 | PROC(GRANTED_RES, res, norep), | |
601 | }; | |
602 | ||
603 | struct rpc_version nlm_version4 = { | |
604 | .number = 4, | |
605 | .nrprocs = ARRAY_SIZE(nlm4_procedures), | |
606 | .procs = nlm4_procedures, | |
607 | }; |