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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
3460f29a CL |
2 | /* |
3 | * linux/fs/lockd/clnt4xdr.c | |
4 | * | |
5 | * XDR functions to encode/decode NLM version 4 RPC arguments and results. | |
6 | * | |
7 | * NLM client-side only. | |
8 | * | |
9 | * Copyright (C) 2010, Oracle. All rights reserved. | |
10 | */ | |
11 | ||
12 | #include <linux/types.h> | |
13 | #include <linux/sunrpc/xdr.h> | |
14 | #include <linux/sunrpc/clnt.h> | |
15 | #include <linux/sunrpc/stats.h> | |
16 | #include <linux/lockd/lockd.h> | |
17 | ||
9c69de4c CH |
18 | #include <uapi/linux/nfs3.h> |
19 | ||
3460f29a CL |
20 | #define NLMDBG_FACILITY NLMDBG_XDR |
21 | ||
22 | #if (NLMCLNT_OHSIZE > XDR_MAX_NETOBJ) | |
23 | # error "NLM host name cannot be larger than XDR_MAX_NETOBJ!" | |
24 | #endif | |
25 | ||
26 | #if (NLMCLNT_OHSIZE > NLM_MAXSTRLEN) | |
27 | # error "NLM host name cannot be larger than NLM's maximum string length!" | |
28 | #endif | |
29 | ||
30 | /* | |
31 | * Declare the space requirements for NLM arguments and replies as | |
32 | * number of 32bit-words | |
33 | */ | |
34 | #define NLM4_void_sz (0) | |
35 | #define NLM4_cookie_sz (1+(NLM_MAXCOOKIELEN>>2)) | |
36 | #define NLM4_caller_sz (1+(NLMCLNT_OHSIZE>>2)) | |
37 | #define NLM4_owner_sz (1+(NLMCLNT_OHSIZE>>2)) | |
38 | #define NLM4_fhandle_sz (1+(NFS3_FHSIZE>>2)) | |
39 | #define NLM4_lock_sz (5+NLM4_caller_sz+NLM4_owner_sz+NLM4_fhandle_sz) | |
40 | #define NLM4_holder_sz (6+NLM4_owner_sz) | |
41 | ||
42 | #define NLM4_testargs_sz (NLM4_cookie_sz+1+NLM4_lock_sz) | |
43 | #define NLM4_lockargs_sz (NLM4_cookie_sz+4+NLM4_lock_sz) | |
44 | #define NLM4_cancargs_sz (NLM4_cookie_sz+2+NLM4_lock_sz) | |
45 | #define NLM4_unlockargs_sz (NLM4_cookie_sz+NLM4_lock_sz) | |
46 | ||
47 | #define NLM4_testres_sz (NLM4_cookie_sz+1+NLM4_holder_sz) | |
48 | #define NLM4_res_sz (NLM4_cookie_sz+1) | |
49 | #define NLM4_norep_sz (0) | |
50 | ||
51 | ||
52 | static s64 loff_t_to_s64(loff_t offset) | |
53 | { | |
54 | s64 res; | |
55 | ||
56 | if (offset >= NLM4_OFFSET_MAX) | |
57 | res = NLM4_OFFSET_MAX; | |
58 | else if (offset <= -NLM4_OFFSET_MAX) | |
59 | res = -NLM4_OFFSET_MAX; | |
60 | else | |
61 | res = offset; | |
62 | return res; | |
63 | } | |
64 | ||
65 | static void nlm4_compute_offsets(const struct nlm_lock *lock, | |
66 | u64 *l_offset, u64 *l_len) | |
67 | { | |
68 | const struct file_lock *fl = &lock->fl; | |
69 | ||
3460f29a CL |
70 | *l_offset = loff_t_to_s64(fl->fl_start); |
71 | if (fl->fl_end == OFFSET_MAX) | |
72 | *l_len = 0; | |
73 | else | |
74 | *l_len = loff_t_to_s64(fl->fl_end - fl->fl_start + 1); | |
75 | } | |
76 | ||
3460f29a CL |
77 | /* |
78 | * Encode/decode NLMv4 basic data types | |
79 | * | |
80 | * Basic NLMv4 data types are defined in Appendix II, section 6.1.4 | |
81 | * of RFC 1813: "NFS Version 3 Protocol Specification" and in Chapter | |
82 | * 10 of X/Open's "Protocols for Interworking: XNFS, Version 3W". | |
83 | * | |
84 | * Not all basic data types have their own encoding and decoding | |
85 | * functions. For run-time efficiency, some data types are encoded | |
86 | * or decoded inline. | |
87 | */ | |
88 | ||
89 | static void encode_bool(struct xdr_stream *xdr, const int value) | |
90 | { | |
91 | __be32 *p; | |
92 | ||
93 | p = xdr_reserve_space(xdr, 4); | |
94 | *p = value ? xdr_one : xdr_zero; | |
95 | } | |
96 | ||
97 | static void encode_int32(struct xdr_stream *xdr, const s32 value) | |
98 | { | |
99 | __be32 *p; | |
100 | ||
101 | p = xdr_reserve_space(xdr, 4); | |
102 | *p = cpu_to_be32(value); | |
103 | } | |
104 | ||
105 | /* | |
106 | * typedef opaque netobj<MAXNETOBJ_SZ> | |
107 | */ | |
108 | static void encode_netobj(struct xdr_stream *xdr, | |
109 | const u8 *data, const unsigned int length) | |
110 | { | |
111 | __be32 *p; | |
112 | ||
3460f29a CL |
113 | p = xdr_reserve_space(xdr, 4 + length); |
114 | xdr_encode_opaque(p, data, length); | |
115 | } | |
116 | ||
117 | static int decode_netobj(struct xdr_stream *xdr, | |
118 | struct xdr_netobj *obj) | |
119 | { | |
b8db1592 | 120 | ssize_t ret; |
3460f29a | 121 | |
b8db1592 BF |
122 | ret = xdr_stream_decode_opaque_inline(xdr, (void *)&obj->data, |
123 | XDR_MAX_NETOBJ); | |
124 | if (unlikely(ret < 0)) | |
125 | return -EIO; | |
126 | obj->len = ret; | |
3460f29a | 127 | return 0; |
3460f29a CL |
128 | } |
129 | ||
130 | /* | |
131 | * netobj cookie; | |
132 | */ | |
133 | static void encode_cookie(struct xdr_stream *xdr, | |
134 | const struct nlm_cookie *cookie) | |
135 | { | |
3460f29a CL |
136 | encode_netobj(xdr, (u8 *)&cookie->data, cookie->len); |
137 | } | |
138 | ||
139 | static int decode_cookie(struct xdr_stream *xdr, | |
140 | struct nlm_cookie *cookie) | |
141 | { | |
142 | u32 length; | |
143 | __be32 *p; | |
144 | ||
145 | p = xdr_inline_decode(xdr, 4); | |
146 | if (unlikely(p == NULL)) | |
147 | goto out_overflow; | |
148 | length = be32_to_cpup(p++); | |
149 | /* apparently HPUX can return empty cookies */ | |
150 | if (length == 0) | |
151 | goto out_hpux; | |
152 | if (length > NLM_MAXCOOKIELEN) | |
153 | goto out_size; | |
154 | p = xdr_inline_decode(xdr, length); | |
155 | if (unlikely(p == NULL)) | |
156 | goto out_overflow; | |
157 | cookie->len = length; | |
158 | memcpy(cookie->data, p, length); | |
159 | return 0; | |
160 | out_hpux: | |
161 | cookie->len = 4; | |
162 | memset(cookie->data, 0, 4); | |
163 | return 0; | |
164 | out_size: | |
165 | dprintk("NFS: returned cookie was too long: %u\n", length); | |
166 | return -EIO; | |
167 | out_overflow: | |
3460f29a CL |
168 | return -EIO; |
169 | } | |
170 | ||
171 | /* | |
172 | * netobj fh; | |
173 | */ | |
174 | static void encode_fh(struct xdr_stream *xdr, const struct nfs_fh *fh) | |
175 | { | |
3460f29a CL |
176 | encode_netobj(xdr, (u8 *)&fh->data, fh->size); |
177 | } | |
178 | ||
179 | /* | |
180 | * enum nlm4_stats { | |
181 | * NLM4_GRANTED = 0, | |
182 | * NLM4_DENIED = 1, | |
183 | * NLM4_DENIED_NOLOCKS = 2, | |
184 | * NLM4_BLOCKED = 3, | |
185 | * NLM4_DENIED_GRACE_PERIOD = 4, | |
186 | * NLM4_DEADLCK = 5, | |
187 | * NLM4_ROFS = 6, | |
188 | * NLM4_STALE_FH = 7, | |
189 | * NLM4_FBIG = 8, | |
190 | * NLM4_FAILED = 9 | |
191 | * }; | |
192 | * | |
193 | * struct nlm4_stat { | |
194 | * nlm4_stats stat; | |
195 | * }; | |
196 | * | |
197 | * NB: we don't swap bytes for the NLM status values. The upper | |
198 | * layers deal directly with the status value in network byte | |
199 | * order. | |
200 | */ | |
201 | static void encode_nlm4_stat(struct xdr_stream *xdr, | |
202 | const __be32 stat) | |
203 | { | |
204 | __be32 *p; | |
205 | ||
206 | BUG_ON(be32_to_cpu(stat) > NLM_FAILED); | |
207 | p = xdr_reserve_space(xdr, 4); | |
208 | *p = stat; | |
209 | } | |
210 | ||
211 | static int decode_nlm4_stat(struct xdr_stream *xdr, __be32 *stat) | |
212 | { | |
213 | __be32 *p; | |
214 | ||
215 | p = xdr_inline_decode(xdr, 4); | |
216 | if (unlikely(p == NULL)) | |
217 | goto out_overflow; | |
e847469b | 218 | if (unlikely(ntohl(*p) > ntohl(nlm4_failed))) |
3460f29a CL |
219 | goto out_bad_xdr; |
220 | *stat = *p; | |
221 | return 0; | |
222 | out_bad_xdr: | |
223 | dprintk("%s: server returned invalid nlm4_stats value: %u\n", | |
224 | __func__, be32_to_cpup(p)); | |
225 | return -EIO; | |
226 | out_overflow: | |
3460f29a CL |
227 | return -EIO; |
228 | } | |
229 | ||
230 | /* | |
231 | * struct nlm4_holder { | |
232 | * bool exclusive; | |
233 | * int32 svid; | |
234 | * netobj oh; | |
235 | * uint64 l_offset; | |
236 | * uint64 l_len; | |
237 | * }; | |
238 | */ | |
239 | static void encode_nlm4_holder(struct xdr_stream *xdr, | |
240 | const struct nlm_res *result) | |
241 | { | |
242 | const struct nlm_lock *lock = &result->lock; | |
243 | u64 l_offset, l_len; | |
244 | __be32 *p; | |
245 | ||
246 | encode_bool(xdr, lock->fl.fl_type == F_RDLCK); | |
247 | encode_int32(xdr, lock->svid); | |
248 | encode_netobj(xdr, lock->oh.data, lock->oh.len); | |
249 | ||
250 | p = xdr_reserve_space(xdr, 4 + 4); | |
251 | nlm4_compute_offsets(lock, &l_offset, &l_len); | |
252 | p = xdr_encode_hyper(p, l_offset); | |
253 | xdr_encode_hyper(p, l_len); | |
254 | } | |
255 | ||
256 | static int decode_nlm4_holder(struct xdr_stream *xdr, struct nlm_res *result) | |
257 | { | |
258 | struct nlm_lock *lock = &result->lock; | |
259 | struct file_lock *fl = &lock->fl; | |
260 | u64 l_offset, l_len; | |
261 | u32 exclusive; | |
262 | int error; | |
263 | __be32 *p; | |
264 | s32 end; | |
265 | ||
266 | memset(lock, 0, sizeof(*lock)); | |
267 | locks_init_lock(fl); | |
268 | ||
269 | p = xdr_inline_decode(xdr, 4 + 4); | |
270 | if (unlikely(p == NULL)) | |
271 | goto out_overflow; | |
272 | exclusive = be32_to_cpup(p++); | |
273 | lock->svid = be32_to_cpup(p); | |
274 | fl->fl_pid = (pid_t)lock->svid; | |
275 | ||
276 | error = decode_netobj(xdr, &lock->oh); | |
277 | if (unlikely(error)) | |
278 | goto out; | |
279 | ||
280 | p = xdr_inline_decode(xdr, 8 + 8); | |
281 | if (unlikely(p == NULL)) | |
282 | goto out_overflow; | |
283 | ||
284 | fl->fl_flags = FL_POSIX; | |
285 | fl->fl_type = exclusive != 0 ? F_WRLCK : F_RDLCK; | |
286 | p = xdr_decode_hyper(p, &l_offset); | |
287 | xdr_decode_hyper(p, &l_len); | |
288 | end = l_offset + l_len - 1; | |
289 | ||
290 | fl->fl_start = (loff_t)l_offset; | |
291 | if (l_len == 0 || end < 0) | |
292 | fl->fl_end = OFFSET_MAX; | |
293 | else | |
294 | fl->fl_end = (loff_t)end; | |
295 | error = 0; | |
296 | out: | |
297 | return error; | |
298 | out_overflow: | |
3460f29a CL |
299 | return -EIO; |
300 | } | |
301 | ||
302 | /* | |
303 | * string caller_name<LM_MAXSTRLEN>; | |
304 | */ | |
305 | static void encode_caller_name(struct xdr_stream *xdr, const char *name) | |
306 | { | |
307 | /* NB: client-side does not set lock->len */ | |
308 | u32 length = strlen(name); | |
309 | __be32 *p; | |
310 | ||
3460f29a CL |
311 | p = xdr_reserve_space(xdr, 4 + length); |
312 | xdr_encode_opaque(p, name, length); | |
313 | } | |
314 | ||
315 | /* | |
316 | * struct nlm4_lock { | |
317 | * string caller_name<LM_MAXSTRLEN>; | |
318 | * netobj fh; | |
319 | * netobj oh; | |
320 | * int32 svid; | |
321 | * uint64 l_offset; | |
322 | * uint64 l_len; | |
323 | * }; | |
324 | */ | |
325 | static void encode_nlm4_lock(struct xdr_stream *xdr, | |
326 | const struct nlm_lock *lock) | |
327 | { | |
328 | u64 l_offset, l_len; | |
329 | __be32 *p; | |
330 | ||
331 | encode_caller_name(xdr, lock->caller); | |
332 | encode_fh(xdr, &lock->fh); | |
333 | encode_netobj(xdr, lock->oh.data, lock->oh.len); | |
334 | ||
335 | p = xdr_reserve_space(xdr, 4 + 8 + 8); | |
336 | *p++ = cpu_to_be32(lock->svid); | |
337 | ||
338 | nlm4_compute_offsets(lock, &l_offset, &l_len); | |
339 | p = xdr_encode_hyper(p, l_offset); | |
340 | xdr_encode_hyper(p, l_len); | |
341 | } | |
342 | ||
343 | ||
344 | /* | |
345 | * NLMv4 XDR encode functions | |
346 | * | |
347 | * NLMv4 argument types are defined in Appendix II of RFC 1813: | |
348 | * "NFS Version 3 Protocol Specification" and Chapter 10 of X/Open's | |
349 | * "Protocols for Interworking: XNFS, Version 3W". | |
350 | */ | |
351 | ||
352 | /* | |
353 | * struct nlm4_testargs { | |
354 | * netobj cookie; | |
355 | * bool exclusive; | |
356 | * struct nlm4_lock alock; | |
357 | * }; | |
358 | */ | |
9f06c719 CL |
359 | static void nlm4_xdr_enc_testargs(struct rpc_rqst *req, |
360 | struct xdr_stream *xdr, | |
bf96391e | 361 | const void *data) |
3460f29a | 362 | { |
bf96391e | 363 | const struct nlm_args *args = data; |
3460f29a | 364 | const struct nlm_lock *lock = &args->lock; |
3460f29a | 365 | |
9f06c719 CL |
366 | encode_cookie(xdr, &args->cookie); |
367 | encode_bool(xdr, lock->fl.fl_type == F_WRLCK); | |
368 | encode_nlm4_lock(xdr, lock); | |
3460f29a CL |
369 | } |
370 | ||
371 | /* | |
372 | * struct nlm4_lockargs { | |
373 | * netobj cookie; | |
374 | * bool block; | |
375 | * bool exclusive; | |
376 | * struct nlm4_lock alock; | |
377 | * bool reclaim; | |
378 | * int state; | |
379 | * }; | |
380 | */ | |
9f06c719 CL |
381 | static void nlm4_xdr_enc_lockargs(struct rpc_rqst *req, |
382 | struct xdr_stream *xdr, | |
bf96391e | 383 | const void *data) |
3460f29a | 384 | { |
bf96391e | 385 | const struct nlm_args *args = data; |
3460f29a | 386 | const struct nlm_lock *lock = &args->lock; |
3460f29a | 387 | |
9f06c719 CL |
388 | encode_cookie(xdr, &args->cookie); |
389 | encode_bool(xdr, args->block); | |
390 | encode_bool(xdr, lock->fl.fl_type == F_WRLCK); | |
391 | encode_nlm4_lock(xdr, lock); | |
392 | encode_bool(xdr, args->reclaim); | |
393 | encode_int32(xdr, args->state); | |
3460f29a CL |
394 | } |
395 | ||
396 | /* | |
397 | * struct nlm4_cancargs { | |
398 | * netobj cookie; | |
399 | * bool block; | |
400 | * bool exclusive; | |
401 | * struct nlm4_lock alock; | |
402 | * }; | |
403 | */ | |
9f06c719 CL |
404 | static void nlm4_xdr_enc_cancargs(struct rpc_rqst *req, |
405 | struct xdr_stream *xdr, | |
bf96391e | 406 | const void *data) |
3460f29a | 407 | { |
bf96391e | 408 | const struct nlm_args *args = data; |
3460f29a | 409 | const struct nlm_lock *lock = &args->lock; |
3460f29a | 410 | |
9f06c719 CL |
411 | encode_cookie(xdr, &args->cookie); |
412 | encode_bool(xdr, args->block); | |
413 | encode_bool(xdr, lock->fl.fl_type == F_WRLCK); | |
414 | encode_nlm4_lock(xdr, lock); | |
3460f29a CL |
415 | } |
416 | ||
417 | /* | |
418 | * struct nlm4_unlockargs { | |
419 | * netobj cookie; | |
420 | * struct nlm4_lock alock; | |
421 | * }; | |
422 | */ | |
9f06c719 CL |
423 | static void nlm4_xdr_enc_unlockargs(struct rpc_rqst *req, |
424 | struct xdr_stream *xdr, | |
bf96391e | 425 | const void *data) |
3460f29a | 426 | { |
bf96391e | 427 | const struct nlm_args *args = data; |
3460f29a | 428 | const struct nlm_lock *lock = &args->lock; |
3460f29a | 429 | |
9f06c719 CL |
430 | encode_cookie(xdr, &args->cookie); |
431 | encode_nlm4_lock(xdr, lock); | |
3460f29a CL |
432 | } |
433 | ||
434 | /* | |
435 | * struct nlm4_res { | |
436 | * netobj cookie; | |
437 | * nlm4_stat stat; | |
438 | * }; | |
439 | */ | |
9f06c719 CL |
440 | static void nlm4_xdr_enc_res(struct rpc_rqst *req, |
441 | struct xdr_stream *xdr, | |
bf96391e | 442 | const void *data) |
3460f29a | 443 | { |
bf96391e CH |
444 | const struct nlm_res *result = data; |
445 | ||
9f06c719 CL |
446 | encode_cookie(xdr, &result->cookie); |
447 | encode_nlm4_stat(xdr, result->status); | |
3460f29a CL |
448 | } |
449 | ||
450 | /* | |
451 | * union nlm4_testrply switch (nlm4_stats stat) { | |
452 | * case NLM4_DENIED: | |
453 | * struct nlm4_holder holder; | |
454 | * default: | |
455 | * void; | |
456 | * }; | |
457 | * | |
458 | * struct nlm4_testres { | |
459 | * netobj cookie; | |
460 | * nlm4_testrply test_stat; | |
461 | * }; | |
462 | */ | |
9f06c719 CL |
463 | static void nlm4_xdr_enc_testres(struct rpc_rqst *req, |
464 | struct xdr_stream *xdr, | |
bf96391e | 465 | const void *data) |
3460f29a | 466 | { |
bf96391e CH |
467 | const struct nlm_res *result = data; |
468 | ||
9f06c719 CL |
469 | encode_cookie(xdr, &result->cookie); |
470 | encode_nlm4_stat(xdr, result->status); | |
3460f29a | 471 | if (result->status == nlm_lck_denied) |
9f06c719 | 472 | encode_nlm4_holder(xdr, result); |
3460f29a CL |
473 | } |
474 | ||
475 | ||
476 | /* | |
477 | * NLMv4 XDR decode functions | |
478 | * | |
479 | * NLMv4 argument types are defined in Appendix II of RFC 1813: | |
480 | * "NFS Version 3 Protocol Specification" and Chapter 10 of X/Open's | |
481 | * "Protocols for Interworking: XNFS, Version 3W". | |
482 | */ | |
483 | ||
484 | /* | |
485 | * union nlm4_testrply switch (nlm4_stats stat) { | |
486 | * case NLM4_DENIED: | |
487 | * struct nlm4_holder holder; | |
488 | * default: | |
489 | * void; | |
490 | * }; | |
491 | * | |
492 | * struct nlm4_testres { | |
493 | * netobj cookie; | |
494 | * nlm4_testrply test_stat; | |
495 | * }; | |
496 | */ | |
497 | static int decode_nlm4_testrply(struct xdr_stream *xdr, | |
498 | struct nlm_res *result) | |
499 | { | |
500 | int error; | |
501 | ||
502 | error = decode_nlm4_stat(xdr, &result->status); | |
503 | if (unlikely(error)) | |
504 | goto out; | |
505 | if (result->status == nlm_lck_denied) | |
506 | error = decode_nlm4_holder(xdr, result); | |
507 | out: | |
508 | return error; | |
509 | } | |
510 | ||
bf269551 CL |
511 | static int nlm4_xdr_dec_testres(struct rpc_rqst *req, |
512 | struct xdr_stream *xdr, | |
1fa23391 | 513 | void *data) |
3460f29a | 514 | { |
1fa23391 | 515 | struct nlm_res *result = data; |
3460f29a CL |
516 | int error; |
517 | ||
bf269551 | 518 | error = decode_cookie(xdr, &result->cookie); |
3460f29a CL |
519 | if (unlikely(error)) |
520 | goto out; | |
bf269551 | 521 | error = decode_nlm4_testrply(xdr, result); |
3460f29a CL |
522 | out: |
523 | return error; | |
524 | } | |
525 | ||
526 | /* | |
527 | * struct nlm4_res { | |
528 | * netobj cookie; | |
529 | * nlm4_stat stat; | |
530 | * }; | |
531 | */ | |
bf269551 CL |
532 | static int nlm4_xdr_dec_res(struct rpc_rqst *req, |
533 | struct xdr_stream *xdr, | |
1fa23391 | 534 | void *data) |
3460f29a | 535 | { |
1fa23391 | 536 | struct nlm_res *result = data; |
3460f29a CL |
537 | int error; |
538 | ||
bf269551 | 539 | error = decode_cookie(xdr, &result->cookie); |
3460f29a CL |
540 | if (unlikely(error)) |
541 | goto out; | |
bf269551 | 542 | error = decode_nlm4_stat(xdr, &result->status); |
3460f29a CL |
543 | out: |
544 | return error; | |
545 | } | |
546 | ||
547 | ||
548 | /* | |
549 | * For NLM, a void procedure really returns nothing | |
550 | */ | |
551 | #define nlm4_xdr_dec_norep NULL | |
552 | ||
553 | #define PROC(proc, argtype, restype) \ | |
554 | [NLMPROC_##proc] = { \ | |
555 | .p_proc = NLMPROC_##proc, \ | |
bf96391e | 556 | .p_encode = nlm4_xdr_enc_##argtype, \ |
1fa23391 | 557 | .p_decode = nlm4_xdr_dec_##restype, \ |
3460f29a CL |
558 | .p_arglen = NLM4_##argtype##_sz, \ |
559 | .p_replen = NLM4_##restype##_sz, \ | |
560 | .p_statidx = NLMPROC_##proc, \ | |
561 | .p_name = #proc, \ | |
562 | } | |
563 | ||
499b4988 | 564 | static const struct rpc_procinfo nlm4_procedures[] = { |
3460f29a CL |
565 | PROC(TEST, testargs, testres), |
566 | PROC(LOCK, lockargs, res), | |
567 | PROC(CANCEL, cancargs, res), | |
568 | PROC(UNLOCK, unlockargs, res), | |
569 | PROC(GRANTED, testargs, res), | |
570 | PROC(TEST_MSG, testargs, norep), | |
571 | PROC(LOCK_MSG, lockargs, norep), | |
572 | PROC(CANCEL_MSG, cancargs, norep), | |
573 | PROC(UNLOCK_MSG, unlockargs, norep), | |
574 | PROC(GRANTED_MSG, testargs, norep), | |
575 | PROC(TEST_RES, testres, norep), | |
576 | PROC(LOCK_RES, res, norep), | |
577 | PROC(CANCEL_RES, res, norep), | |
578 | PROC(UNLOCK_RES, res, norep), | |
579 | PROC(GRANTED_RES, res, norep), | |
580 | }; | |
581 | ||
1c5876dd | 582 | static unsigned int nlm_version4_counts[ARRAY_SIZE(nlm4_procedures)]; |
a613fa16 | 583 | const struct rpc_version nlm_version4 = { |
3460f29a CL |
584 | .number = 4, |
585 | .nrprocs = ARRAY_SIZE(nlm4_procedures), | |
586 | .procs = nlm4_procedures, | |
1c5876dd | 587 | .counts = nlm_version4_counts, |
3460f29a | 588 | }; |