blob: 2364747ee97db68d9d14600c1e849127f4ab9a71 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 * Server-side types for NFSv4.
3 *
4 * Copyright (c) 2002 The Regents of the University of Michigan.
5 * All rights reserved.
6 *
7 * Kendrick Smith <kmsmith@umich.edu>
8 * Andy Adamson <andros@umich.edu>
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 *
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its
20 * contributors may be used to endorse or promote products derived
21 * from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
26 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
30 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
31 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
32 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 */
36
37#ifndef _LINUX_NFSD_XDR4_H
38#define _LINUX_NFSD_XDR4_H
39
Boaz Harrosh9a74af22009-12-03 20:30:56 +020040#include "state.h"
41#include "nfsd.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070042
43#define NFSD4_MAX_TAGLEN 128
44#define XDR_LEN(n) (((n) + 3) & ~3)
45
J.Bruce Fieldsca364312006-12-13 00:35:27 -080046struct nfsd4_compound_state {
Andy Adamsone354d572009-03-28 11:30:52 +030047 struct svc_fh current_fh;
48 struct svc_fh save_fh;
49 struct nfs4_stateowner *replay_owner;
Benny Halevyb85d4c02009-04-03 08:28:08 +030050 /* For sessions DRC */
51 struct nfsd4_session *session;
52 struct nfsd4_slot *slot;
Andy Adamson557ce262009-08-28 08:45:04 -040053 __be32 *datap;
Andy Adamsonda3846a2009-04-03 08:28:22 +030054 size_t iovlen;
Andy Adamsond87a8ad2009-04-03 08:28:53 +030055 u32 minorversion;
Andy Adamson074fe892009-04-03 08:28:15 +030056 u32 status;
J.Bruce Fieldsca364312006-12-13 00:35:27 -080057};
58
Andy Adamson66689582009-04-03 08:28:45 +030059static inline bool nfsd4_has_session(struct nfsd4_compound_state *cs)
60{
61 return cs->slot != NULL;
62}
63
Linus Torvalds1da177e2005-04-16 15:20:36 -070064struct nfsd4_change_info {
65 u32 atomic;
J. Bruce Fieldsc654b8a2009-04-16 17:33:25 -040066 bool change_supported;
Linus Torvalds1da177e2005-04-16 15:20:36 -070067 u32 before_ctime_sec;
68 u32 before_ctime_nsec;
J. Bruce Fieldsc654b8a2009-04-16 17:33:25 -040069 u64 before_change;
Linus Torvalds1da177e2005-04-16 15:20:36 -070070 u32 after_ctime_sec;
71 u32 after_ctime_nsec;
J. Bruce Fieldsc654b8a2009-04-16 17:33:25 -040072 u64 after_change;
Linus Torvalds1da177e2005-04-16 15:20:36 -070073};
74
75struct nfsd4_access {
76 u32 ac_req_access; /* request */
77 u32 ac_supported; /* response */
78 u32 ac_resp_access; /* response */
79};
80
81struct nfsd4_close {
82 u32 cl_seqid; /* request */
83 stateid_t cl_stateid; /* request+response */
Linus Torvalds1da177e2005-04-16 15:20:36 -070084};
85
86struct nfsd4_commit {
87 u64 co_offset; /* request */
88 u32 co_count; /* request */
89 nfs4_verifier co_verf; /* response */
90};
91
92struct nfsd4_create {
93 u32 cr_namelen; /* request */
94 char * cr_name; /* request */
95 u32 cr_type; /* request */
96 union { /* request */
97 struct {
98 u32 namelen;
99 char *name;
100 } link; /* NF4LNK */
101 struct {
102 u32 specdata1;
103 u32 specdata2;
104 } dev; /* NF4BLK, NF4CHR */
105 } u;
Andy Adamson7e705702009-04-03 08:29:11 +0300106 u32 cr_bmval[3]; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107 struct iattr cr_iattr; /* request */
108 struct nfsd4_change_info cr_cinfo; /* response */
109 struct nfs4_acl *cr_acl;
110};
111#define cr_linklen u.link.namelen
112#define cr_linkname u.link.name
113#define cr_specdata1 u.dev.specdata1
114#define cr_specdata2 u.dev.specdata2
115
116struct nfsd4_delegreturn {
117 stateid_t dr_stateid;
118};
119
120struct nfsd4_getattr {
Andy Adamson7e705702009-04-03 08:29:11 +0300121 u32 ga_bmval[3]; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122 struct svc_fh *ga_fhp; /* response */
123};
124
125struct nfsd4_link {
126 u32 li_namelen; /* request */
127 char * li_name; /* request */
128 struct nfsd4_change_info li_cinfo; /* response */
129};
130
131struct nfsd4_lock_denied {
132 clientid_t ld_clientid;
J. Bruce Fields7c13f342011-08-30 22:15:47 -0400133 struct xdr_netobj ld_owner;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134 u64 ld_start;
135 u64 ld_length;
136 u32 ld_type;
137};
138
139struct nfsd4_lock {
140 /* request */
141 u32 lk_type;
142 u32 lk_reclaim; /* boolean */
143 u64 lk_offset;
144 u64 lk_length;
145 u32 lk_is_new;
146 union {
147 struct {
148 u32 open_seqid;
149 stateid_t open_stateid;
150 u32 lock_seqid;
151 clientid_t clientid;
152 struct xdr_netobj owner;
153 } new;
154 struct {
155 stateid_t lock_stateid;
156 u32 lock_seqid;
157 } old;
158 } v;
159
160 /* response */
161 union {
162 struct {
163 stateid_t stateid;
164 } ok;
165 struct nfsd4_lock_denied denied;
166 } u;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167};
168#define lk_new_open_seqid v.new.open_seqid
169#define lk_new_open_stateid v.new.open_stateid
170#define lk_new_lock_seqid v.new.lock_seqid
171#define lk_new_clientid v.new.clientid
172#define lk_new_owner v.new.owner
173#define lk_old_lock_stateid v.old.lock_stateid
174#define lk_old_lock_seqid v.old.lock_seqid
175
176#define lk_rflags u.ok.rflags
177#define lk_resp_stateid u.ok.stateid
178#define lk_denied u.denied
179
180
181struct nfsd4_lockt {
182 u32 lt_type;
183 clientid_t lt_clientid;
184 struct xdr_netobj lt_owner;
185 u64 lt_offset;
186 u64 lt_length;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187 struct nfsd4_lock_denied lt_denied;
188};
189
190
191struct nfsd4_locku {
192 u32 lu_type;
193 u32 lu_seqid;
194 stateid_t lu_stateid;
195 u64 lu_offset;
196 u64 lu_length;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197};
198
199
200struct nfsd4_lookup {
201 u32 lo_len; /* request */
202 char * lo_name; /* request */
203};
204
205struct nfsd4_putfh {
206 u32 pf_fhlen; /* request */
207 char *pf_fhval; /* request */
208};
209
210struct nfsd4_open {
211 u32 op_claim_type; /* request */
212 struct xdr_netobj op_fname; /* request - everything but CLAIM_PREV */
213 u32 op_delegate_type; /* request - CLAIM_PREV only */
214 stateid_t op_delegate_stateid; /* request - response */
215 u32 op_create; /* request */
216 u32 op_createmode; /* request */
Andy Adamson7e705702009-04-03 08:29:11 +0300217 u32 op_bmval[3]; /* request */
Benny Halevy79fb54a2009-04-03 08:29:17 +0300218 struct iattr iattr; /* UNCHECKED4, GUARDED4, EXCLUSIVE4_1 */
219 nfs4_verifier verf; /* EXCLUSIVE4 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220 clientid_t op_clientid; /* request */
221 struct xdr_netobj op_owner; /* request */
222 u32 op_seqid; /* request */
223 u32 op_share_access; /* request */
224 u32 op_share_deny; /* request */
225 stateid_t op_stateid; /* response */
NeilBrown7b190fe2005-06-23 22:03:23 -0700226 u32 op_recall; /* recall */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227 struct nfsd4_change_info op_cinfo; /* response */
228 u32 op_rflags; /* response */
J. Bruce Fields856121b2011-10-13 11:37:11 -0400229 bool op_truncate; /* used during processing */
230 bool op_created; /* used during processing */
J. Bruce Fieldsfe0750e2011-07-30 23:33:59 -0400231 struct nfs4_openowner *op_openowner; /* used during processing */
J. Bruce Fields32513b42011-10-13 16:00:16 -0400232 struct nfs4_file *op_file; /* used during processing */
J. Bruce Fields4cdc9512011-10-17 15:57:47 -0400233 struct nfs4_ol_stateid *op_stp; /* used during processing */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700234 struct nfs4_acl *op_acl;
235};
Benny Halevy79fb54a2009-04-03 08:29:17 +0300236#define op_iattr iattr
237#define op_verf verf
Linus Torvalds1da177e2005-04-16 15:20:36 -0700238
239struct nfsd4_open_confirm {
240 stateid_t oc_req_stateid /* request */;
241 u32 oc_seqid /* request */;
242 stateid_t oc_resp_stateid /* response */;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700243};
244
245struct nfsd4_open_downgrade {
246 stateid_t od_stateid;
247 u32 od_seqid;
248 u32 od_share_access;
249 u32 od_share_deny;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700250};
251
252
253struct nfsd4_read {
254 stateid_t rd_stateid; /* request */
255 u64 rd_offset; /* request */
256 u32 rd_length; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700257 int rd_vlen;
258 struct file *rd_filp;
259
260 struct svc_rqst *rd_rqstp; /* response */
261 struct svc_fh * rd_fhp; /* response */
262};
263
264struct nfsd4_readdir {
265 u64 rd_cookie; /* request */
266 nfs4_verifier rd_verf; /* request */
267 u32 rd_dircount; /* request */
268 u32 rd_maxcount; /* request */
Andy Adamson7e705702009-04-03 08:29:11 +0300269 u32 rd_bmval[3]; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270 struct svc_rqst *rd_rqstp; /* response */
271 struct svc_fh * rd_fhp; /* response */
272
273 struct readdir_cd common;
Al Viro2ebbc012006-10-19 23:28:58 -0700274 __be32 * buffer;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700275 int buflen;
Al Viro2ebbc012006-10-19 23:28:58 -0700276 __be32 * offset;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277};
278
279struct nfsd4_release_lockowner {
280 clientid_t rl_clientid;
281 struct xdr_netobj rl_owner;
282};
283struct nfsd4_readlink {
284 struct svc_rqst *rl_rqstp; /* request */
285 struct svc_fh * rl_fhp; /* request */
286};
287
288struct nfsd4_remove {
289 u32 rm_namelen; /* request */
290 char * rm_name; /* request */
291 struct nfsd4_change_info rm_cinfo; /* response */
292};
293
294struct nfsd4_rename {
295 u32 rn_snamelen; /* request */
296 char * rn_sname; /* request */
297 u32 rn_tnamelen; /* request */
298 char * rn_tname; /* request */
299 struct nfsd4_change_info rn_sinfo; /* response */
300 struct nfsd4_change_info rn_tinfo; /* response */
301};
302
Andy Adamsondcb488a32007-07-17 04:04:51 -0700303struct nfsd4_secinfo {
304 u32 si_namelen; /* request */
305 char *si_name; /* request */
306 struct svc_export *si_exp; /* response */
307};
308
J. Bruce Fields04f4ad12010-12-16 09:51:13 -0500309struct nfsd4_secinfo_no_name {
310 u32 sin_style; /* request */
311 struct svc_export *sin_exp; /* response */
312};
313
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314struct nfsd4_setattr {
315 stateid_t sa_stateid; /* request */
Andy Adamson7e705702009-04-03 08:29:11 +0300316 u32 sa_bmval[3]; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700317 struct iattr sa_iattr; /* request */
318 struct nfs4_acl *sa_acl;
319};
320
321struct nfsd4_setclientid {
322 nfs4_verifier se_verf; /* request */
J. Bruce Fieldsa084daf2011-10-10 15:07:40 -0400323 struct xdr_netobj se_name;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700324 u32 se_callback_prog; /* request */
325 u32 se_callback_netid_len; /* request */
326 char * se_callback_netid_val; /* request */
327 u32 se_callback_addr_len; /* request */
328 char * se_callback_addr_val; /* request */
329 u32 se_callback_ident; /* request */
330 clientid_t se_clientid; /* response */
331 nfs4_verifier se_confirm; /* response */
332};
333
334struct nfsd4_setclientid_confirm {
335 clientid_t sc_clientid;
336 nfs4_verifier sc_confirm;
337};
338
Bryan Schumaker17456802011-07-13 10:50:48 -0400339struct nfsd4_saved_compoundargs {
340 __be32 *p;
341 __be32 *end;
342 int pagelen;
343 struct page **pagelist;
344};
345
346struct nfsd4_test_stateid {
347 __be32 ts_num_ids;
Bryan Schumaker17456802011-07-13 10:50:48 -0400348 struct nfsd4_compoundargs *ts_saved_args;
349 struct nfsd4_saved_compoundargs ts_savedp;
350};
351
Bryan Schumakere1ca12d2011-07-13 11:04:21 -0400352struct nfsd4_free_stateid {
353 stateid_t fr_stateid; /* request */
354 __be32 fr_status; /* response */
355};
356
Linus Torvalds1da177e2005-04-16 15:20:36 -0700357/* also used for NVERIFY */
358struct nfsd4_verify {
Andy Adamson7e705702009-04-03 08:29:11 +0300359 u32 ve_bmval[3]; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700360 u32 ve_attrlen; /* request */
361 char * ve_attrval; /* request */
362};
363
364struct nfsd4_write {
365 stateid_t wr_stateid; /* request */
366 u64 wr_offset; /* request */
367 u32 wr_stable_how; /* request */
368 u32 wr_buflen; /* request */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700369 int wr_vlen;
370
371 u32 wr_bytes_written; /* response */
372 u32 wr_how_written; /* response */
373 nfs4_verifier wr_verifier; /* response */
374};
375
Andy Adamson2db134e2009-04-03 08:27:55 +0300376struct nfsd4_exchange_id {
Andy Adamson0733d212009-04-03 08:28:01 +0300377 nfs4_verifier verifier;
378 struct xdr_netobj clname;
379 u32 flags;
380 clientid_t clientid;
381 u32 seqid;
382 int spa_how;
Andy Adamson2db134e2009-04-03 08:27:55 +0300383};
384
Andy Adamson2db134e2009-04-03 08:27:55 +0300385struct nfsd4_sequence {
Benny Halevyb85d4c02009-04-03 08:28:08 +0300386 struct nfs4_sessionid sessionid; /* request/response */
387 u32 seqid; /* request/response */
388 u32 slotid; /* request/response */
389 u32 maxslots; /* request/response */
390 u32 cachethis; /* request */
391#if 0
392 u32 target_maxslots; /* response */
Benny Halevyb85d4c02009-04-03 08:28:08 +0300393#endif /* not yet */
J. Bruce Fields0d7bb712010-11-18 08:30:33 -0500394 u32 status_flags; /* response */
Andy Adamson2db134e2009-04-03 08:27:55 +0300395};
396
397struct nfsd4_destroy_session {
Benny Halevye10e0cf2009-04-03 08:28:38 +0300398 struct nfs4_sessionid sessionid;
Andy Adamson2db134e2009-04-03 08:27:55 +0300399};
400
Mi Jinlong345c2842011-10-20 17:51:39 +0800401struct nfsd4_destroy_clientid {
402 clientid_t clientid;
403};
404
J. Bruce Fields4dc6ec02010-04-19 15:11:28 -0400405struct nfsd4_reclaim_complete {
406 u32 rca_one_fs;
407};
408
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409struct nfsd4_op {
410 int opnum;
Al Virob37ad282006-10-19 23:28:59 -0700411 __be32 status;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412 union {
413 struct nfsd4_access access;
414 struct nfsd4_close close;
415 struct nfsd4_commit commit;
416 struct nfsd4_create create;
417 struct nfsd4_delegreturn delegreturn;
418 struct nfsd4_getattr getattr;
419 struct svc_fh * getfh;
420 struct nfsd4_link link;
421 struct nfsd4_lock lock;
422 struct nfsd4_lockt lockt;
423 struct nfsd4_locku locku;
424 struct nfsd4_lookup lookup;
425 struct nfsd4_verify nverify;
426 struct nfsd4_open open;
427 struct nfsd4_open_confirm open_confirm;
428 struct nfsd4_open_downgrade open_downgrade;
429 struct nfsd4_putfh putfh;
430 struct nfsd4_read read;
431 struct nfsd4_readdir readdir;
432 struct nfsd4_readlink readlink;
433 struct nfsd4_remove remove;
434 struct nfsd4_rename rename;
435 clientid_t renew;
Andy Adamsondcb488a32007-07-17 04:04:51 -0700436 struct nfsd4_secinfo secinfo;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700437 struct nfsd4_setattr setattr;
438 struct nfsd4_setclientid setclientid;
439 struct nfsd4_setclientid_confirm setclientid_confirm;
440 struct nfsd4_verify verify;
441 struct nfsd4_write write;
442 struct nfsd4_release_lockowner release_lockowner;
Andy Adamson2db134e2009-04-03 08:27:55 +0300443
444 /* NFSv4.1 */
445 struct nfsd4_exchange_id exchange_id;
J. Bruce Fields1d1bc8f2010-10-04 23:12:59 -0400446 struct nfsd4_bind_conn_to_session bind_conn_to_session;
Andy Adamson2db134e2009-04-03 08:27:55 +0300447 struct nfsd4_create_session create_session;
448 struct nfsd4_destroy_session destroy_session;
449 struct nfsd4_sequence sequence;
J. Bruce Fields4dc6ec02010-04-19 15:11:28 -0400450 struct nfsd4_reclaim_complete reclaim_complete;
Bryan Schumaker17456802011-07-13 10:50:48 -0400451 struct nfsd4_test_stateid test_stateid;
Bryan Schumakere1ca12d2011-07-13 11:04:21 -0400452 struct nfsd4_free_stateid free_stateid;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700453 } u;
454 struct nfs4_replay * replay;
455};
456
J. Bruce Fields10910062011-01-24 12:11:02 -0500457bool nfsd4_cache_this_op(struct nfsd4_op *);
458
Linus Torvalds1da177e2005-04-16 15:20:36 -0700459struct nfsd4_compoundargs {
460 /* scratch variables for XDR decode */
Al Viro2ebbc012006-10-19 23:28:58 -0700461 __be32 * p;
462 __be32 * end;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700463 struct page ** pagelist;
464 int pagelen;
Al Viro2ebbc012006-10-19 23:28:58 -0700465 __be32 tmp[8];
466 __be32 * tmpp;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700467 struct tmpbuf {
468 struct tmpbuf *next;
469 void (*release)(const void *);
470 void *buf;
471 } *to_free;
472
473 struct svc_rqst *rqstp;
474
475 u32 taglen;
476 char * tag;
477 u32 minorversion;
478 u32 opcnt;
479 struct nfsd4_op *ops;
480 struct nfsd4_op iops[8];
J. Bruce Fields10910062011-01-24 12:11:02 -0500481 int cachetype;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700482};
483
484struct nfsd4_compoundres {
485 /* scratch variables for XDR encode */
Al Viro2ebbc012006-10-19 23:28:58 -0700486 __be32 * p;
487 __be32 * end;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700488 struct xdr_buf * xbuf;
489 struct svc_rqst * rqstp;
490
491 u32 taglen;
492 char * tag;
493 u32 opcnt;
Andy Adamsone354d572009-03-28 11:30:52 +0300494 __be32 * tagp; /* tag, opcount encode location */
495 struct nfsd4_compound_state cstate;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700496};
497
Andy Adamsonbf864a32009-04-03 08:28:35 +0300498static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
499{
500 struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
Andy Adamson468de9e2009-08-27 12:07:40 -0400501 return resp->opcnt == 1 && args->ops[0].opnum == OP_SEQUENCE;
Andy Adamsonbf864a32009-04-03 08:28:35 +0300502}
503
504static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp)
505{
Andy Adamson557ce262009-08-28 08:45:04 -0400506 return !resp->cstate.slot->sl_cachethis || nfsd4_is_solo_sequence(resp);
Andy Adamsonbf864a32009-04-03 08:28:35 +0300507}
508
Linus Torvalds1da177e2005-04-16 15:20:36 -0700509#define NFS4_SVC_XDRSIZE sizeof(struct nfsd4_compoundargs)
510
511static inline void
512set_change_info(struct nfsd4_change_info *cinfo, struct svc_fh *fhp)
513{
Neil Brownc1ac3ff2010-12-02 11:14:30 +1100514 BUG_ON(!fhp->fh_pre_saved);
515 cinfo->atomic = fhp->fh_post_saved;
J. Bruce Fieldsc654b8a2009-04-16 17:33:25 -0400516 cinfo->change_supported = IS_I_VERSION(fhp->fh_dentry->d_inode);
Neil Brownc1ac3ff2010-12-02 11:14:30 +1100517
518 cinfo->before_change = fhp->fh_pre_change;
519 cinfo->after_change = fhp->fh_post_change;
520 cinfo->before_ctime_sec = fhp->fh_pre_ctime.tv_sec;
521 cinfo->before_ctime_nsec = fhp->fh_pre_ctime.tv_nsec;
522 cinfo->after_ctime_sec = fhp->fh_post_attr.ctime.tv_sec;
523 cinfo->after_ctime_nsec = fhp->fh_post_attr.ctime.tv_nsec;
524
Linus Torvalds1da177e2005-04-16 15:20:36 -0700525}
526
Al Viro2ebbc012006-10-19 23:28:58 -0700527int nfs4svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
528int nfs4svc_decode_compoundargs(struct svc_rqst *, __be32 *,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700529 struct nfsd4_compoundargs *);
Al Viro2ebbc012006-10-19 23:28:58 -0700530int nfs4svc_encode_compoundres(struct svc_rqst *, __be32 *,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700531 struct nfsd4_compoundres *);
Mi Jinlong58e7b332011-08-28 18:18:56 +0800532int nfsd4_check_resp_size(struct nfsd4_compoundres *, u32);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700533void nfsd4_encode_operation(struct nfsd4_compoundres *, struct nfsd4_op *);
534void nfsd4_encode_replay(struct nfsd4_compoundres *resp, struct nfsd4_op *op);
Al Virob37ad282006-10-19 23:28:59 -0700535__be32 nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
536 struct dentry *dentry, __be32 *buffer, int *countp,
Frank Filz406a7ea2007-11-27 11:34:05 -0800537 u32 *bmval, struct svc_rqst *, int ignore_crossmnt);
Al Virob37ad282006-10-19 23:28:59 -0700538extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp,
J.Bruce Fieldsb5914802006-12-13 00:35:38 -0800539 struct nfsd4_compound_state *,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700540 struct nfsd4_setclientid *setclid);
Al Virob37ad282006-10-19 23:28:59 -0700541extern __be32 nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
J.Bruce Fieldsb5914802006-12-13 00:35:38 -0800542 struct nfsd4_compound_state *,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700543 struct nfsd4_setclientid_confirm *setclientid_confirm);
Andy Adamson074fe892009-04-03 08:28:15 +0300544extern void nfsd4_store_cache_entry(struct nfsd4_compoundres *resp);
Andy Adamsonbf864a32009-04-03 08:28:35 +0300545extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
546 struct nfsd4_sequence *seq);
Andy Adamson069b6ad2009-04-03 08:27:58 +0300547extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp,
J. Bruce Fields3c4ab2a2010-04-19 15:12:51 -0400548 struct nfsd4_compound_state *, struct nfsd4_exchange_id *);
J. Bruce Fields1d1bc8f2010-10-04 23:12:59 -0400549extern __be32 nfsd4_bind_conn_to_session(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_bind_conn_to_session *);
J. Bruce Fields3c4ab2a2010-04-19 15:12:51 -0400550extern __be32 nfsd4_create_session(struct svc_rqst *,
Andy Adamson069b6ad2009-04-03 08:27:58 +0300551 struct nfsd4_compound_state *,
552 struct nfsd4_create_session *);
553extern __be32 nfsd4_sequence(struct svc_rqst *,
554 struct nfsd4_compound_state *,
555 struct nfsd4_sequence *);
556extern __be32 nfsd4_destroy_session(struct svc_rqst *,
557 struct nfsd4_compound_state *,
558 struct nfsd4_destroy_session *);
Mi Jinlong345c2842011-10-20 17:51:39 +0800559extern __be32 nfsd4_destroy_clientid(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_destroy_clientid *);
J. Bruce Fields4dc6ec02010-04-19 15:11:28 -0400560__be32 nfsd4_reclaim_complete(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_reclaim_complete *);
Andy Adamson66689582009-04-03 08:28:45 +0300561extern __be32 nfsd4_process_open1(struct nfsd4_compound_state *,
562 struct nfsd4_open *open);
Al Virob37ad282006-10-19 23:28:59 -0700563extern __be32 nfsd4_process_open2(struct svc_rqst *rqstp,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700564 struct svc_fh *current_fh, struct nfsd4_open *open);
J. Bruce Fieldsd29b20c2011-10-13 15:12:59 -0400565extern void nfsd4_cleanup_open_state(struct nfsd4_open *open, __be32 status);
Al Virob37ad282006-10-19 23:28:59 -0700566extern __be32 nfsd4_open_confirm(struct svc_rqst *rqstp,
J.Bruce Fieldsa4f1706a92006-12-13 00:35:28 -0800567 struct nfsd4_compound_state *, struct nfsd4_open_confirm *oc);
J.Bruce Fieldsca364312006-12-13 00:35:27 -0800568extern __be32 nfsd4_close(struct svc_rqst *rqstp,
569 struct nfsd4_compound_state *,
J.Bruce Fieldsa4f1706a92006-12-13 00:35:28 -0800570 struct nfsd4_close *close);
Al Virob37ad282006-10-19 23:28:59 -0700571extern __be32 nfsd4_open_downgrade(struct svc_rqst *rqstp,
J.Bruce Fieldsa4f1706a92006-12-13 00:35:28 -0800572 struct nfsd4_compound_state *,
573 struct nfsd4_open_downgrade *od);
J.Bruce Fieldsca364312006-12-13 00:35:27 -0800574extern __be32 nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *,
J.Bruce Fieldsa4f1706a92006-12-13 00:35:28 -0800575 struct nfsd4_lock *lock);
J.Bruce Fieldsca364312006-12-13 00:35:27 -0800576extern __be32 nfsd4_lockt(struct svc_rqst *rqstp,
577 struct nfsd4_compound_state *,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700578 struct nfsd4_lockt *lockt);
J.Bruce Fieldsca364312006-12-13 00:35:27 -0800579extern __be32 nfsd4_locku(struct svc_rqst *rqstp,
580 struct nfsd4_compound_state *,
J.Bruce Fieldsa4f1706a92006-12-13 00:35:28 -0800581 struct nfsd4_locku *locku);
Al Virob37ad282006-10-19 23:28:59 -0700582extern __be32
Linus Torvalds1da177e2005-04-16 15:20:36 -0700583nfsd4_release_lockowner(struct svc_rqst *rqstp,
J.Bruce Fieldsb5914802006-12-13 00:35:38 -0800584 struct nfsd4_compound_state *,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700585 struct nfsd4_release_lockowner *rlockowner);
J. Bruce Fields3e98abf2011-07-16 17:15:10 -0400586extern int nfsd4_release_compoundargs(void *rq, __be32 *p, void *resp);
Al Virob37ad282006-10-19 23:28:59 -0700587extern __be32 nfsd4_delegreturn(struct svc_rqst *rqstp,
J.Bruce Fieldsca364312006-12-13 00:35:27 -0800588 struct nfsd4_compound_state *, struct nfsd4_delegreturn *dr);
J.Bruce Fieldsb5914802006-12-13 00:35:38 -0800589extern __be32 nfsd4_renew(struct svc_rqst *rqstp,
590 struct nfsd4_compound_state *, clientid_t *clid);
Bryan Schumaker17456802011-07-13 10:50:48 -0400591extern __be32 nfsd4_test_stateid(struct svc_rqst *rqstp,
592 struct nfsd4_compound_state *, struct nfsd4_test_stateid *test_stateid);
Bryan Schumakere1ca12d2011-07-13 11:04:21 -0400593extern __be32 nfsd4_free_stateid(struct svc_rqst *rqstp,
594 struct nfsd4_compound_state *, struct nfsd4_free_stateid *free_stateid);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700595#endif
596
597/*
598 * Local variables:
599 * c-basic-offset: 8
600 * End:
601 */