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NFS: Remove secinfo knowledge out of the generic client
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CommitLineData
1da177e4
LT
1#ifndef _LINUX_NFS_XDR_H
2#define _LINUX_NFS_XDR_H
3
b7fa0554 4#include <linux/nfsacl.h>
5a5ea0d4 5#include <linux/sunrpc/gss_api.h>
1da177e4 6
40859d7e
CL
7/*
8 * To change the maximum rsize and wsize supported by the NFS client, adjust
9 * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can
10 * support a megabyte or more. The default is left at 4096 bytes, which is
11 * reasonable for NFS over UDP.
12 */
13#define NFS_MAX_FILE_IO_SIZE (1048576U)
14#define NFS_DEF_FILE_IO_SIZE (4096U)
15#define NFS_MIN_FILE_IO_SIZE (1024U)
16
5a5ea0d4
BS
17/* Forward declaration for NFS v3 */
18struct nfs4_secinfo_flavors;
19
6926afd1
TM
20struct nfs4_string {
21 unsigned int len;
22 char *data;
23};
24
8b4bdcf8
TM
25struct nfs_fsid {
26 uint64_t major;
27 uint64_t minor;
1da177e4
LT
28};
29
8b4bdcf8
TM
30/*
31 * Helper for checking equality between 2 fsids.
32 */
33static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b)
34{
35 return a->major == b->major && a->minor == b->minor;
36}
37
1da177e4 38struct nfs_fattr {
9e6e70f8 39 unsigned int valid; /* which fields are valid */
bca79478 40 umode_t mode;
1da177e4
LT
41 __u32 nlink;
42 __u32 uid;
43 __u32 gid;
9fa8d66f 44 dev_t rdev;
1da177e4
LT
45 __u64 size;
46 union {
47 struct {
48 __u32 blocksize;
49 __u32 blocks;
50 } nfs2;
51 struct {
52 __u64 used;
53 } nfs3;
54 } du;
8b4bdcf8 55 struct nfs_fsid fsid;
1da177e4 56 __u64 fileid;
28331a46 57 __u64 mounted_on_fileid;
1da177e4
LT
58 struct timespec atime;
59 struct timespec mtime;
60 struct timespec ctime;
1da177e4
LT
61 __u64 change_attr; /* NFSv4 change attribute */
62 __u64 pre_change_attr;/* pre-op NFSv4 change attribute */
1ca277d8
TM
63 __u64 pre_size; /* pre_op_attr.size */
64 struct timespec pre_mtime; /* pre_op_attr.mtime */
65 struct timespec pre_ctime; /* pre_op_attr.ctime */
33801147 66 unsigned long time_start;
4704f0e2 67 unsigned long gencount;
6926afd1
TM
68 struct nfs4_string *owner_name;
69 struct nfs4_string *group_name;
1da177e4
LT
70};
71
9e6e70f8
TM
72#define NFS_ATTR_FATTR_TYPE (1U << 0)
73#define NFS_ATTR_FATTR_MODE (1U << 1)
74#define NFS_ATTR_FATTR_NLINK (1U << 2)
75#define NFS_ATTR_FATTR_OWNER (1U << 3)
76#define NFS_ATTR_FATTR_GROUP (1U << 4)
77#define NFS_ATTR_FATTR_RDEV (1U << 5)
78#define NFS_ATTR_FATTR_SIZE (1U << 6)
79#define NFS_ATTR_FATTR_PRESIZE (1U << 7)
80#define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8)
81#define NFS_ATTR_FATTR_SPACE_USED (1U << 9)
82#define NFS_ATTR_FATTR_FSID (1U << 10)
83#define NFS_ATTR_FATTR_FILEID (1U << 11)
84#define NFS_ATTR_FATTR_ATIME (1U << 12)
85#define NFS_ATTR_FATTR_MTIME (1U << 13)
86#define NFS_ATTR_FATTR_CTIME (1U << 14)
87#define NFS_ATTR_FATTR_PREMTIME (1U << 15)
88#define NFS_ATTR_FATTR_PRECTIME (1U << 16)
89#define NFS_ATTR_FATTR_CHANGE (1U << 17)
90#define NFS_ATTR_FATTR_PRECHANGE (1U << 18)
81934ddb
CL
91#define NFS_ATTR_FATTR_V4_LOCATIONS (1U << 19)
92#define NFS_ATTR_FATTR_V4_REFERRAL (1U << 20)
93#define NFS_ATTR_FATTR_MOUNTPOINT (1U << 21)
94#define NFS_ATTR_FATTR_MOUNTED_ON_FILEID (1U << 22)
95#define NFS_ATTR_FATTR_OWNER_NAME (1U << 23)
96#define NFS_ATTR_FATTR_GROUP_NAME (1U << 24)
9e6e70f8
TM
97
98#define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
99 | NFS_ATTR_FATTR_MODE \
100 | NFS_ATTR_FATTR_NLINK \
101 | NFS_ATTR_FATTR_OWNER \
102 | NFS_ATTR_FATTR_GROUP \
103 | NFS_ATTR_FATTR_RDEV \
104 | NFS_ATTR_FATTR_SIZE \
105 | NFS_ATTR_FATTR_FSID \
106 | NFS_ATTR_FATTR_FILEID \
107 | NFS_ATTR_FATTR_ATIME \
108 | NFS_ATTR_FATTR_MTIME \
109 | NFS_ATTR_FATTR_CTIME)
110#define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \
111 | NFS_ATTR_FATTR_BLOCKS_USED)
112#define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \
113 | NFS_ATTR_FATTR_SPACE_USED)
114#define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \
115 | NFS_ATTR_FATTR_SPACE_USED \
116 | NFS_ATTR_FATTR_CHANGE)
1da177e4
LT
117
118/*
119 * Info on the file system
120 */
121struct nfs_fsinfo {
122 struct nfs_fattr *fattr; /* Post-op attributes */
123 __u32 rtmax; /* max. read transfer size */
124 __u32 rtpref; /* pref. read transfer size */
125 __u32 rtmult; /* reads should be multiple of this */
126 __u32 wtmax; /* max. write transfer size */
127 __u32 wtpref; /* pref. write transfer size */
128 __u32 wtmult; /* writes should be multiple of this */
129 __u32 dtpref; /* pref. readdir transfer size */
130 __u64 maxfilesize;
6b96724e 131 struct timespec time_delta; /* server time granularity */
1da177e4 132 __u32 lease_time; /* in seconds */
504913fb 133 __u32 layouttype; /* supported pnfs layout driver */
dae100c2 134 __u32 blksize; /* preferred pnfs io block size */
1da177e4
LT
135};
136
137struct nfs_fsstat {
138 struct nfs_fattr *fattr; /* Post-op attributes */
139 __u64 tbytes; /* total size in bytes */
140 __u64 fbytes; /* # of free bytes */
141 __u64 abytes; /* # of bytes available to user */
142 __u64 tfiles; /* # of files */
143 __u64 ffiles; /* # of free files */
144 __u64 afiles; /* # of files available to user */
145};
146
147struct nfs2_fsstat {
148 __u32 tsize; /* Server transfer size */
149 __u32 bsize; /* Filesystem block size */
150 __u32 blocks; /* No. of "bsize" blocks on filesystem */
151 __u32 bfree; /* No. of free "bsize" blocks */
152 __u32 bavail; /* No. of available "bsize" blocks */
153};
154
155struct nfs_pathconf {
156 struct nfs_fattr *fattr; /* Post-op attributes */
157 __u32 max_link; /* max # of hard links */
158 __u32 max_namelen; /* max name length */
159};
160
161struct nfs4_change_info {
162 u32 atomic;
163 u64 before;
164 u64 after;
165};
166
cee54fc9 167struct nfs_seqid;
9ff71c3a 168
557134a3
AA
169/* nfs41 sessions channel attributes */
170struct nfs4_channel_attrs {
557134a3
AA
171 u32 max_rqst_sz;
172 u32 max_resp_sz;
173 u32 max_resp_sz_cached;
174 u32 max_ops;
175 u32 max_reqs;
176};
177
178/* nfs41 sessions slot seqid */
179struct nfs4_slot {
180 u32 seq_nr;
181};
182
9ff71c3a 183struct nfs4_sequence_args {
f3752975 184 struct nfs4_session *sa_session;
45d43c29 185 u32 sa_slotid;
fbcd4abc 186 u8 sa_cache_this;
9ff71c3a
BH
187};
188
189struct nfs4_sequence_res {
f3752975 190 struct nfs4_session *sr_session;
dfb4f309 191 struct nfs4_slot *sr_slot; /* slot used to send request */
fbcd4abc 192 int sr_status; /* sequence operation status */
a01878aa 193 unsigned long sr_renewal_time;
0629e370 194 u32 sr_status_flags;
9ff71c3a
BH
195};
196
2050f0cc
AA
197struct nfs4_get_lease_time_args {
198 struct nfs4_sequence_args la_seq_args;
199};
200
201struct nfs4_get_lease_time_res {
202 struct nfs_fsinfo *lr_fsinfo;
203 struct nfs4_sequence_res lr_seq_res;
204};
205
b1f69b75
AA
206#define PNFS_LAYOUT_MAXSIZE 4096
207
208struct nfs4_layoutdriver_data {
35124a09
WAA
209 struct page **pages;
210 __u32 pglen;
b1f69b75 211 __u32 len;
b1f69b75
AA
212};
213
214struct pnfs_layout_range {
215 u32 iomode;
216 u64 offset;
217 u64 length;
218};
219
220struct nfs4_layoutget_args {
221 __u32 type;
222 struct pnfs_layout_range range;
223 __u64 minlength;
224 __u32 maxcount;
225 struct inode *inode;
226 struct nfs_open_context *ctx;
227 struct nfs4_sequence_args seq_args;
cf7d63f1 228 nfs4_stateid stateid;
35124a09 229 struct nfs4_layoutdriver_data layout;
b1f69b75
AA
230};
231
232struct nfs4_layoutget_res {
233 __u32 return_on_close;
234 struct pnfs_layout_range range;
235 __u32 type;
236 nfs4_stateid stateid;
b1f69b75 237 struct nfs4_sequence_res seq_res;
35124a09 238 struct nfs4_layoutdriver_data *layoutp;
b1f69b75
AA
239};
240
241struct nfs4_layoutget {
242 struct nfs4_layoutget_args args;
243 struct nfs4_layoutget_res res;
244 struct pnfs_layout_segment **lsegpp;
a75b9df9 245 gfp_t gfp_flags;
b1f69b75
AA
246};
247
7f11d8d3
AA
248struct nfs4_getdevicelist_args {
249 const struct nfs_fh *fh;
250 u32 layoutclass;
251 struct nfs4_sequence_args seq_args;
252};
253
254struct nfs4_getdevicelist_res {
255 struct pnfs_devicelist *devlist;
256 struct nfs4_sequence_res seq_res;
257};
258
b1f69b75
AA
259struct nfs4_getdeviceinfo_args {
260 struct pnfs_device *pdev;
261 struct nfs4_sequence_args seq_args;
262};
263
264struct nfs4_getdeviceinfo_res {
265 struct pnfs_device *pdev;
266 struct nfs4_sequence_res seq_res;
267};
268
863a3c6c
AA
269struct nfs4_layoutcommit_args {
270 nfs4_stateid stateid;
271 __u64 lastbytewritten;
272 struct inode *inode;
273 const u32 *bitmask;
274 struct nfs4_sequence_args seq_args;
275};
276
277struct nfs4_layoutcommit_res {
278 struct nfs_fattr *fattr;
279 const struct nfs_server *server;
280 struct nfs4_sequence_res seq_res;
db29c089 281 int status;
863a3c6c
AA
282};
283
284struct nfs4_layoutcommit_data {
285 struct rpc_task task;
286 struct nfs_fattr fattr;
a9bae566 287 struct list_head lseg_list;
863a3c6c
AA
288 struct rpc_cred *cred;
289 struct nfs4_layoutcommit_args args;
290 struct nfs4_layoutcommit_res res;
291};
292
cbe82603 293struct nfs4_layoutreturn_args {
a56aaa02 294 struct pnfs_layout_hdr *layout;
cbe82603
BH
295 struct inode *inode;
296 nfs4_stateid stateid;
a56aaa02 297 __u32 layout_type;
cbe82603
BH
298 struct nfs4_sequence_args seq_args;
299};
300
301struct nfs4_layoutreturn_res {
302 struct nfs4_sequence_res seq_res;
303 u32 lrs_present;
304 nfs4_stateid stateid;
305};
306
307struct nfs4_layoutreturn {
308 struct nfs4_layoutreturn_args args;
309 struct nfs4_layoutreturn_res res;
310 struct rpc_cred *cred;
311 struct nfs_client *clp;
312 int rpc_status;
313};
314
95b72eb0
TM
315struct stateowner_id {
316 __u64 create_time;
317 __u32 uniquifier;
318};
319
1da177e4
LT
320/*
321 * Arguments to the open call.
322 */
323struct nfs_openargs {
324 const struct nfs_fh * fh;
cee54fc9 325 struct nfs_seqid * seqid;
1da177e4 326 int open_flags;
dc0b027d 327 fmode_t fmode;
1da177e4 328 __u64 clientid;
95b72eb0 329 struct stateowner_id id;
1da177e4 330 union {
d77d76ff
TM
331 struct {
332 struct iattr * attrs; /* UNCHECKED, GUARDED */
333 nfs4_verifier verifier; /* EXCLUSIVE */
334 };
1da177e4 335 nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */
bd7bf9d5 336 fmode_t delegation_type; /* CLAIM_PREVIOUS */
1da177e4
LT
337 } u;
338 const struct qstr * name;
339 const struct nfs_server *server; /* Needed for ID mapping */
340 const u32 * bitmask;
6926afd1 341 const u32 * dir_bitmask;
1da177e4 342 __u32 claim;
9ff71c3a 343 struct nfs4_sequence_args seq_args;
1da177e4
LT
344};
345
346struct nfs_openres {
347 nfs4_stateid stateid;
348 struct nfs_fh fh;
349 struct nfs4_change_info cinfo;
350 __u32 rflags;
351 struct nfs_fattr * f_attr;
56ae19f3 352 struct nfs_fattr * dir_attr;
c1d51931 353 struct nfs_seqid * seqid;
1da177e4 354 const struct nfs_server *server;
bd7bf9d5 355 fmode_t delegation_type;
1da177e4
LT
356 nfs4_stateid delegation;
357 __u32 do_recall;
358 __u64 maxsize;
aa53ed54 359 __u32 attrset[NFS4_BITMAP_SIZE];
6926afd1
TM
360 struct nfs4_string *owner;
361 struct nfs4_string *group_owner;
9ff71c3a 362 struct nfs4_sequence_res seq_res;
1da177e4
LT
363};
364
365/*
366 * Arguments to the open_confirm call.
367 */
368struct nfs_open_confirmargs {
369 const struct nfs_fh * fh;
cdd4e68b 370 nfs4_stateid * stateid;
cee54fc9 371 struct nfs_seqid * seqid;
1da177e4
LT
372};
373
374struct nfs_open_confirmres {
375 nfs4_stateid stateid;
c1d51931 376 struct nfs_seqid * seqid;
1da177e4
LT
377};
378
379/*
380 * Arguments to the close call.
381 */
382struct nfs_closeargs {
383 struct nfs_fh * fh;
9512135d 384 nfs4_stateid * stateid;
cee54fc9 385 struct nfs_seqid * seqid;
dc0b027d 386 fmode_t fmode;
516a6af6 387 const u32 * bitmask;
9ff71c3a 388 struct nfs4_sequence_args seq_args;
1da177e4
LT
389};
390
391struct nfs_closeres {
392 nfs4_stateid stateid;
516a6af6 393 struct nfs_fattr * fattr;
c1d51931 394 struct nfs_seqid * seqid;
516a6af6 395 const struct nfs_server *server;
9ff71c3a 396 struct nfs4_sequence_res seq_res;
1da177e4
LT
397};
398/*
399 * * Arguments to the lock,lockt, and locku call.
400 * */
401struct nfs_lowner {
911d1aaf 402 __u64 clientid;
9f958ab8 403 __u64 id;
d035c36c 404 dev_t s_dev;
1da177e4
LT
405};
406
911d1aaf
TM
407struct nfs_lock_args {
408 struct nfs_fh * fh;
409 struct file_lock * fl;
cee54fc9 410 struct nfs_seqid * lock_seqid;
06735b34
TM
411 nfs4_stateid * lock_stateid;
412 struct nfs_seqid * open_seqid;
413 nfs4_stateid * open_stateid;
911d1aaf
TM
414 struct nfs_lowner lock_owner;
415 unsigned char block : 1;
416 unsigned char reclaim : 1;
417 unsigned char new_lock_owner : 1;
9ff71c3a 418 struct nfs4_sequence_args seq_args;
911d1aaf
TM
419};
420
421struct nfs_lock_res {
c1d51931
TM
422 nfs4_stateid stateid;
423 struct nfs_seqid * lock_seqid;
424 struct nfs_seqid * open_seqid;
9ff71c3a 425 struct nfs4_sequence_res seq_res;
1da177e4
LT
426};
427
911d1aaf
TM
428struct nfs_locku_args {
429 struct nfs_fh * fh;
430 struct file_lock * fl;
cee54fc9 431 struct nfs_seqid * seqid;
faf5f49c 432 nfs4_stateid * stateid;
9ff71c3a 433 struct nfs4_sequence_args seq_args;
1da177e4
LT
434};
435
911d1aaf 436struct nfs_locku_res {
c1d51931
TM
437 nfs4_stateid stateid;
438 struct nfs_seqid * seqid;
9ff71c3a 439 struct nfs4_sequence_res seq_res;
1da177e4
LT
440};
441
911d1aaf
TM
442struct nfs_lockt_args {
443 struct nfs_fh * fh;
444 struct file_lock * fl;
445 struct nfs_lowner lock_owner;
9ff71c3a 446 struct nfs4_sequence_args seq_args;
1da177e4
LT
447};
448
911d1aaf
TM
449struct nfs_lockt_res {
450 struct file_lock * denied; /* LOCK, LOCKT failed */
9ff71c3a 451 struct nfs4_sequence_res seq_res;
1da177e4
LT
452};
453
d3c7b7cc
TM
454struct nfs_release_lockowner_args {
455 struct nfs_lowner lock_owner;
456};
457
1da177e4
LT
458struct nfs4_delegreturnargs {
459 const struct nfs_fh *fhandle;
460 const nfs4_stateid *stateid;
fa178f29 461 const u32 * bitmask;
9ff71c3a 462 struct nfs4_sequence_args seq_args;
fa178f29
TM
463};
464
465struct nfs4_delegreturnres {
466 struct nfs_fattr * fattr;
467 const struct nfs_server *server;
9ff71c3a 468 struct nfs4_sequence_res seq_res;
1da177e4
LT
469};
470
471/*
472 * Arguments to the read call.
473 */
1da177e4
LT
474struct nfs_readargs {
475 struct nfs_fh * fh;
476 struct nfs_open_context *context;
f11ac8db 477 struct nfs_lock_context *lock_context;
1da177e4
LT
478 __u64 offset;
479 __u32 count;
480 unsigned int pgbase;
481 struct page ** pages;
9ff71c3a 482 struct nfs4_sequence_args seq_args;
1da177e4
LT
483};
484
485struct nfs_readres {
486 struct nfs_fattr * fattr;
487 __u32 count;
488 int eof;
9ff71c3a 489 struct nfs4_sequence_res seq_res;
1da177e4
LT
490};
491
492/*
493 * Arguments to the write call.
494 */
1da177e4
LT
495struct nfs_writeargs {
496 struct nfs_fh * fh;
497 struct nfs_open_context *context;
f11ac8db 498 struct nfs_lock_context *lock_context;
1da177e4
LT
499 __u64 offset;
500 __u32 count;
501 enum nfs3_stable_how stable;
502 unsigned int pgbase;
503 struct page ** pages;
4f9838c7 504 const u32 * bitmask;
9ff71c3a 505 struct nfs4_sequence_args seq_args;
1da177e4
LT
506};
507
508struct nfs_writeverf {
509 enum nfs3_stable_how committed;
bc4785cd 510 __be32 verifier[2];
1da177e4
LT
511};
512
513struct nfs_writeres {
514 struct nfs_fattr * fattr;
515 struct nfs_writeverf * verf;
516 __u32 count;
4f9838c7 517 const struct nfs_server *server;
9ff71c3a 518 struct nfs4_sequence_res seq_res;
1da177e4
LT
519};
520
0b7c0153
FI
521/*
522 * Arguments to the commit call.
523 */
524struct nfs_commitargs {
525 struct nfs_fh *fh;
526 __u64 offset;
527 __u32 count;
528 const u32 *bitmask;
529 struct nfs4_sequence_args seq_args;
530};
531
532struct nfs_commitres {
533 struct nfs_fattr *fattr;
534 struct nfs_writeverf *verf;
535 const struct nfs_server *server;
536 struct nfs4_sequence_res seq_res;
537};
538
4fdc17b2
TM
539/*
540 * Common arguments to the unlink call
541 */
542struct nfs_removeargs {
543 const struct nfs_fh *fh;
544 struct qstr name;
545 const u32 * bitmask;
9ff71c3a 546 struct nfs4_sequence_args seq_args;
4fdc17b2
TM
547};
548
549struct nfs_removeres {
550 const struct nfs_server *server;
d346890b 551 struct nfs_fattr *dir_attr;
4fdc17b2 552 struct nfs4_change_info cinfo;
9ff71c3a 553 struct nfs4_sequence_res seq_res;
4fdc17b2
TM
554};
555
920769f0
JL
556/*
557 * Common arguments to the rename call
558 */
559struct nfs_renameargs {
560 const struct nfs_fh *old_dir;
561 const struct nfs_fh *new_dir;
562 const struct qstr *old_name;
563 const struct qstr *new_name;
564 const u32 *bitmask;
565 struct nfs4_sequence_args seq_args;
566};
567
e8582a8b
JL
568struct nfs_renameres {
569 const struct nfs_server *server;
570 struct nfs4_change_info old_cinfo;
571 struct nfs_fattr *old_fattr;
572 struct nfs4_change_info new_cinfo;
573 struct nfs_fattr *new_fattr;
574 struct nfs4_sequence_res seq_res;
575};
576
1da177e4
LT
577/*
578 * Argument struct for decode_entry function
579 */
580struct nfs_entry {
581 __u64 ino;
582 __u64 cookie,
583 prev_cookie;
584 const char * name;
585 unsigned int len;
586 int eof;
587 struct nfs_fh * fh;
588 struct nfs_fattr * fattr;
0b26a0bf 589 unsigned char d_type;
573c4e1e 590 struct nfs_server * server;
1da177e4
LT
591};
592
593/*
594 * The following types are for NFSv2 only.
595 */
596struct nfs_sattrargs {
597 struct nfs_fh * fh;
598 struct iattr * sattr;
599};
600
601struct nfs_diropargs {
602 struct nfs_fh * fh;
603 const char * name;
604 unsigned int len;
605};
606
607struct nfs_createargs {
608 struct nfs_fh * fh;
609 const char * name;
610 unsigned int len;
611 struct iattr * sattr;
612};
613
1da177e4
LT
614struct nfs_setattrargs {
615 struct nfs_fh * fh;
616 nfs4_stateid stateid;
617 struct iattr * iap;
618 const struct nfs_server * server; /* Needed for name mapping */
619 const u32 * bitmask;
9ff71c3a 620 struct nfs4_sequence_args seq_args;
1da177e4
LT
621};
622
23ec6965
BF
623struct nfs_setaclargs {
624 struct nfs_fh * fh;
625 size_t acl_len;
626 unsigned int acl_pgbase;
627 struct page ** acl_pages;
9ff71c3a 628 struct nfs4_sequence_args seq_args;
23ec6965
BF
629};
630
73c403a9
BH
631struct nfs_setaclres {
632 struct nfs4_sequence_res seq_res;
633};
634
029d105e
BF
635struct nfs_getaclargs {
636 struct nfs_fh * fh;
637 size_t acl_len;
638 unsigned int acl_pgbase;
639 struct page ** acl_pages;
9ff71c3a 640 struct nfs4_sequence_args seq_args;
029d105e
BF
641};
642
bf118a34
AA
643/* getxattr ACL interface flags */
644#define NFS4_ACL_LEN_REQUEST 0x0001 /* zero length getxattr buffer */
663c79b3
BH
645struct nfs_getaclres {
646 size_t acl_len;
bf118a34
AA
647 size_t acl_data_offset;
648 int acl_flags;
331818f1 649 struct page * acl_scratch;
663c79b3
BH
650 struct nfs4_sequence_res seq_res;
651};
652
1da177e4
LT
653struct nfs_setattrres {
654 struct nfs_fattr * fattr;
655 const struct nfs_server * server;
9ff71c3a 656 struct nfs4_sequence_res seq_res;
1da177e4
LT
657};
658
659struct nfs_linkargs {
660 struct nfs_fh * fromfh;
661 struct nfs_fh * tofh;
662 const char * toname;
663 unsigned int tolen;
664};
665
666struct nfs_symlinkargs {
667 struct nfs_fh * fromfh;
668 const char * fromname;
669 unsigned int fromlen;
94a6d753
CL
670 struct page ** pages;
671 unsigned int pathlen;
1da177e4
LT
672 struct iattr * sattr;
673};
674
675struct nfs_readdirargs {
676 struct nfs_fh * fh;
677 __u32 cookie;
678 unsigned int count;
679 struct page ** pages;
680};
681
b7fa0554
AG
682struct nfs3_getaclargs {
683 struct nfs_fh * fh;
684 int mask;
685 struct page ** pages;
686};
687
688struct nfs3_setaclargs {
689 struct inode * inode;
690 int mask;
691 struct posix_acl * acl_access;
692 struct posix_acl * acl_default;
ae46141f
TM
693 size_t len;
694 unsigned int npages;
b7fa0554
AG
695 struct page ** pages;
696};
697
1da177e4
LT
698struct nfs_diropok {
699 struct nfs_fh * fh;
700 struct nfs_fattr * fattr;
701};
702
703struct nfs_readlinkargs {
704 struct nfs_fh * fh;
705 unsigned int pgbase;
706 unsigned int pglen;
707 struct page ** pages;
708};
709
710struct nfs3_sattrargs {
711 struct nfs_fh * fh;
712 struct iattr * sattr;
713 unsigned int guard;
714 struct timespec guardtime;
715};
716
717struct nfs3_diropargs {
718 struct nfs_fh * fh;
719 const char * name;
720 unsigned int len;
721};
722
723struct nfs3_accessargs {
724 struct nfs_fh * fh;
725 __u32 access;
726};
727
728struct nfs3_createargs {
729 struct nfs_fh * fh;
730 const char * name;
731 unsigned int len;
732 struct iattr * sattr;
733 enum nfs3_createmode createmode;
bc4785cd 734 __be32 verifier[2];
1da177e4
LT
735};
736
737struct nfs3_mkdirargs {
738 struct nfs_fh * fh;
739 const char * name;
740 unsigned int len;
741 struct iattr * sattr;
742};
743
744struct nfs3_symlinkargs {
745 struct nfs_fh * fromfh;
746 const char * fromname;
747 unsigned int fromlen;
94a6d753
CL
748 struct page ** pages;
749 unsigned int pathlen;
1da177e4
LT
750 struct iattr * sattr;
751};
752
753struct nfs3_mknodargs {
754 struct nfs_fh * fh;
755 const char * name;
756 unsigned int len;
757 enum nfs3_ftype type;
758 struct iattr * sattr;
759 dev_t rdev;
760};
761
1da177e4
LT
762struct nfs3_linkargs {
763 struct nfs_fh * fromfh;
764 struct nfs_fh * tofh;
765 const char * toname;
766 unsigned int tolen;
767};
768
769struct nfs3_readdirargs {
770 struct nfs_fh * fh;
771 __u64 cookie;
bc4785cd 772 __be32 verf[2];
1da177e4
LT
773 int plus;
774 unsigned int count;
775 struct page ** pages;
776};
777
778struct nfs3_diropres {
779 struct nfs_fattr * dir_attr;
780 struct nfs_fh * fh;
781 struct nfs_fattr * fattr;
782};
783
784struct nfs3_accessres {
785 struct nfs_fattr * fattr;
786 __u32 access;
787};
788
789struct nfs3_readlinkargs {
790 struct nfs_fh * fh;
791 unsigned int pgbase;
792 unsigned int pglen;
793 struct page ** pages;
794};
795
1da177e4
LT
796struct nfs3_linkres {
797 struct nfs_fattr * dir_attr;
798 struct nfs_fattr * fattr;
799};
800
801struct nfs3_readdirres {
802 struct nfs_fattr * dir_attr;
bc4785cd 803 __be32 * verf;
1da177e4
LT
804 int plus;
805};
806
b7fa0554
AG
807struct nfs3_getaclres {
808 struct nfs_fattr * fattr;
809 int mask;
810 unsigned int acl_access_count;
811 unsigned int acl_default_count;
812 struct posix_acl * acl_access;
813 struct posix_acl * acl_default;
814};
815
1da177e4
LT
816#ifdef CONFIG_NFS_V4
817
818typedef u64 clientid4;
819
820struct nfs4_accessargs {
821 const struct nfs_fh * fh;
76b32999 822 const u32 * bitmask;
1da177e4 823 u32 access;
9ff71c3a 824 struct nfs4_sequence_args seq_args;
1da177e4
LT
825};
826
827struct nfs4_accessres {
76b32999
TM
828 const struct nfs_server * server;
829 struct nfs_fattr * fattr;
1da177e4
LT
830 u32 supported;
831 u32 access;
9ff71c3a 832 struct nfs4_sequence_res seq_res;
1da177e4
LT
833};
834
835struct nfs4_create_arg {
836 u32 ftype;
837 union {
94a6d753
CL
838 struct {
839 struct page ** pages;
840 unsigned int len;
841 } symlink; /* NF4LNK */
1da177e4
LT
842 struct {
843 u32 specdata1;
844 u32 specdata2;
845 } device; /* NF4BLK, NF4CHR */
846 } u;
847 const struct qstr * name;
848 const struct nfs_server * server;
849 const struct iattr * attrs;
850 const struct nfs_fh * dir_fh;
851 const u32 * bitmask;
9ff71c3a 852 struct nfs4_sequence_args seq_args;
1da177e4
LT
853};
854
855struct nfs4_create_res {
856 const struct nfs_server * server;
857 struct nfs_fh * fh;
858 struct nfs_fattr * fattr;
859 struct nfs4_change_info dir_cinfo;
56ae19f3 860 struct nfs_fattr * dir_fattr;
9ff71c3a 861 struct nfs4_sequence_res seq_res;
1da177e4
LT
862};
863
864struct nfs4_fsinfo_arg {
865 const struct nfs_fh * fh;
866 const u32 * bitmask;
9ff71c3a 867 struct nfs4_sequence_args seq_args;
1da177e4
LT
868};
869
3dda5e43
BH
870struct nfs4_fsinfo_res {
871 struct nfs_fsinfo *fsinfo;
872 struct nfs4_sequence_res seq_res;
873};
874
1da177e4
LT
875struct nfs4_getattr_arg {
876 const struct nfs_fh * fh;
877 const u32 * bitmask;
9ff71c3a 878 struct nfs4_sequence_args seq_args;
1da177e4
LT
879};
880
881struct nfs4_getattr_res {
882 const struct nfs_server * server;
883 struct nfs_fattr * fattr;
9ff71c3a 884 struct nfs4_sequence_res seq_res;
1da177e4
LT
885};
886
887struct nfs4_link_arg {
888 const struct nfs_fh * fh;
889 const struct nfs_fh * dir_fh;
890 const struct qstr * name;
91ba2eee 891 const u32 * bitmask;
9ff71c3a 892 struct nfs4_sequence_args seq_args;
91ba2eee
TM
893};
894
895struct nfs4_link_res {
896 const struct nfs_server * server;
897 struct nfs_fattr * fattr;
898 struct nfs4_change_info cinfo;
899 struct nfs_fattr * dir_attr;
9ff71c3a 900 struct nfs4_sequence_res seq_res;
1da177e4
LT
901};
902
91ba2eee 903
1da177e4
LT
904struct nfs4_lookup_arg {
905 const struct nfs_fh * dir_fh;
906 const struct qstr * name;
907 const u32 * bitmask;
9ff71c3a 908 struct nfs4_sequence_args seq_args;
1da177e4
LT
909};
910
911struct nfs4_lookup_res {
912 const struct nfs_server * server;
913 struct nfs_fattr * fattr;
914 struct nfs_fh * fh;
9ff71c3a 915 struct nfs4_sequence_res seq_res;
1da177e4
LT
916};
917
918struct nfs4_lookup_root_arg {
919 const u32 * bitmask;
9ff71c3a 920 struct nfs4_sequence_args seq_args;
1da177e4
LT
921};
922
923struct nfs4_pathconf_arg {
924 const struct nfs_fh * fh;
925 const u32 * bitmask;
9ff71c3a 926 struct nfs4_sequence_args seq_args;
1da177e4
LT
927};
928
d45b2989
BH
929struct nfs4_pathconf_res {
930 struct nfs_pathconf *pathconf;
931 struct nfs4_sequence_res seq_res;
932};
933
1da177e4
LT
934struct nfs4_readdir_arg {
935 const struct nfs_fh * fh;
936 u64 cookie;
937 nfs4_verifier verifier;
938 u32 count;
939 struct page ** pages; /* zero-copy data */
940 unsigned int pgbase; /* zero-copy data */
941 const u32 * bitmask;
82f2e547 942 int plus;
9ff71c3a 943 struct nfs4_sequence_args seq_args;
1da177e4
LT
944};
945
946struct nfs4_readdir_res {
947 nfs4_verifier verifier;
948 unsigned int pgbase;
9ff71c3a 949 struct nfs4_sequence_res seq_res;
1da177e4
LT
950};
951
952struct nfs4_readlink {
953 const struct nfs_fh * fh;
954 unsigned int pgbase;
955 unsigned int pglen; /* zero-copy data */
956 struct page ** pages; /* zero-copy data */
9ff71c3a 957 struct nfs4_sequence_args seq_args;
1da177e4
LT
958};
959
f50c7000
BH
960struct nfs4_readlink_res {
961 struct nfs4_sequence_res seq_res;
962};
963
19d771f3 964#define NFS4_SETCLIENTID_NAMELEN (127)
1da177e4 965struct nfs4_setclientid {
cc38bac3 966 const nfs4_verifier * sc_verifier;
1da177e4 967 unsigned int sc_name_len;
d1ce02e1 968 char sc_name[NFS4_SETCLIENTID_NAMELEN + 1];
cc38bac3 969 u32 sc_prog;
1da177e4 970 unsigned int sc_netid_len;
d1ce02e1 971 char sc_netid[RPCBIND_MAXNETIDLEN + 1];
1da177e4 972 unsigned int sc_uaddr_len;
d1ce02e1 973 char sc_uaddr[RPCBIND_MAXUADDRLEN + 1];
cc38bac3 974 u32 sc_cb_ident;
1da177e4
LT
975};
976
bb8b27e5
TM
977struct nfs4_setclientid_res {
978 u64 clientid;
979 nfs4_verifier confirm;
980};
981
1da177e4
LT
982struct nfs4_statfs_arg {
983 const struct nfs_fh * fh;
984 const u32 * bitmask;
9ff71c3a 985 struct nfs4_sequence_args seq_args;
1da177e4
LT
986};
987
24ad148a
BH
988struct nfs4_statfs_res {
989 struct nfs_fsstat *fsstat;
990 struct nfs4_sequence_res seq_res;
991};
992
43652ad5
BH
993struct nfs4_server_caps_arg {
994 struct nfs_fh *fhandle;
995 struct nfs4_sequence_args seq_args;
996};
997
1da177e4 998struct nfs4_server_caps_res {
dae100c2 999 u32 attr_bitmask[3];
1da177e4
LT
1000 u32 acl_bitmask;
1001 u32 has_links;
1002 u32 has_symlinks;
264e6351 1003 u32 fh_expire_type;
9ff71c3a 1004 struct nfs4_sequence_res seq_res;
1da177e4
LT
1005};
1006
7aaa0b3b
MN
1007#define NFS4_PATHNAME_MAXCOMPONENTS 512
1008struct nfs4_pathname {
1009 unsigned int ncomponents;
1010 struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS];
1011};
1012
1013#define NFS4_FS_LOCATION_MAXSERVERS 10
1014struct nfs4_fs_location {
1015 unsigned int nservers;
1016 struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS];
1017 struct nfs4_pathname rootpath;
1018};
1019
1020#define NFS4_FS_LOCATIONS_MAXENTRIES 10
1021struct nfs4_fs_locations {
683b57b4
TM
1022 struct nfs_fattr fattr;
1023 const struct nfs_server *server;
7aaa0b3b 1024 struct nfs4_pathname fs_path;
683b57b4 1025 int nlocations;
7aaa0b3b 1026 struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES];
683b57b4
TM
1027};
1028
1029struct nfs4_fs_locations_arg {
1030 const struct nfs_fh *dir_fh;
1031 const struct qstr *name;
1032 struct page *page;
1033 const u32 *bitmask;
9ff71c3a 1034 struct nfs4_sequence_args seq_args;
683b57b4
TM
1035};
1036
22958463
BH
1037struct nfs4_fs_locations_res {
1038 struct nfs4_fs_locations *fs_locations;
1039 struct nfs4_sequence_res seq_res;
1040};
1041
5a5ea0d4
BS
1042struct nfs4_secinfo_oid {
1043 unsigned int len;
1044 char data[GSS_OID_MAX_LEN];
1045};
1046
1047struct nfs4_secinfo_gss {
1048 struct nfs4_secinfo_oid sec_oid4;
1049 unsigned int qop4;
1050 unsigned int service;
1051};
1052
1053struct nfs4_secinfo_flavor {
1054 unsigned int flavor;
1055 struct nfs4_secinfo_gss gss;
1056};
1057
1058struct nfs4_secinfo_flavors {
1059 unsigned int num_flavors;
1060 struct nfs4_secinfo_flavor flavors[0];
1061};
1062
1063struct nfs4_secinfo_arg {
1064 const struct nfs_fh *dir_fh;
1065 const struct qstr *name;
1066 struct nfs4_sequence_args seq_args;
1067};
1068
1069struct nfs4_secinfo_res {
1070 struct nfs4_secinfo_flavors *flavors;
1071 struct nfs4_sequence_res seq_res;
1072};
1073
1da177e4
LT
1074#endif /* CONFIG_NFS_V4 */
1075
99fe60d0
BH
1076struct nfstime4 {
1077 u64 seconds;
1078 u32 nseconds;
1079};
1080
1081#ifdef CONFIG_NFS_V4_1
ea2cf228
FI
1082
1083struct pnfs_commit_bucket {
1084 struct list_head written;
1085 struct list_head committing;
1086 struct pnfs_layout_segment *wlseg;
1087 struct pnfs_layout_segment *clseg;
1088};
1089
1090struct pnfs_ds_commit_info {
1091 int nwritten;
1092 int ncommitting;
1093 int nbuckets;
1094 struct pnfs_commit_bucket *buckets;
1095};
1096
99fe60d0
BH
1097#define NFS4_EXCHANGE_ID_LEN (48)
1098struct nfs41_exchange_id_args {
1099 struct nfs_client *client;
1100 nfs4_verifier *verifier;
1101 unsigned int id_len;
1102 char id[NFS4_EXCHANGE_ID_LEN];
1103 u32 flags;
1104};
1105
1106struct server_owner {
1107 uint64_t minor_id;
1108 uint32_t major_id_sz;
1109 char major_id[NFS4_OPAQUE_LIMIT];
1110};
1111
1112struct server_scope {
1113 uint32_t server_scope_sz;
1114 char server_scope[NFS4_OPAQUE_LIMIT];
1115};
1116
7d2ed9ac
WAA
1117struct nfs41_impl_id {
1118 char domain[NFS4_OPAQUE_LIMIT + 1];
1119 char name[NFS4_OPAQUE_LIMIT + 1];
1120 struct nfstime4 date;
1121};
1122
99fe60d0
BH
1123struct nfs41_exchange_id_res {
1124 struct nfs_client *client;
1125 u32 flags;
78fe0f41 1126 struct server_scope *server_scope;
7d2ed9ac 1127 struct nfs41_impl_id *impl_id;
99fe60d0 1128};
fc931582
AA
1129
1130struct nfs41_create_session_args {
1131 struct nfs_client *client;
1132 uint32_t flags;
1133 uint32_t cb_program;
1134 struct nfs4_channel_attrs fc_attrs; /* Fore Channel */
1135 struct nfs4_channel_attrs bc_attrs; /* Back Channel */
1136};
1137
1138struct nfs41_create_session_res {
1139 struct nfs_client *client;
1140};
18019753
RL
1141
1142struct nfs41_reclaim_complete_args {
1143 /* In the future extend to include curr_fh for use with migration */
1144 unsigned char one_fs:1;
1145 struct nfs4_sequence_args seq_args;
1146};
1147
1148struct nfs41_reclaim_complete_res {
1149 struct nfs4_sequence_res seq_res;
1150};
fca78d6d
BS
1151
1152#define SECINFO_STYLE_CURRENT_FH 0
1153#define SECINFO_STYLE_PARENT 1
1154struct nfs41_secinfo_no_name_args {
1155 int style;
1156 struct nfs4_sequence_args seq_args;
1157};
1158
7d974794
BS
1159struct nfs41_test_stateid_args {
1160 nfs4_stateid *stateid;
1161 struct nfs4_sequence_args seq_args;
1162};
1163
1164struct nfs41_test_stateid_res {
1165 unsigned int status;
1166 struct nfs4_sequence_res seq_res;
1167};
1168
9aeda35f
BS
1169struct nfs41_free_stateid_args {
1170 nfs4_stateid *stateid;
1171 struct nfs4_sequence_args seq_args;
1172};
1173
1174struct nfs41_free_stateid_res {
1175 unsigned int status;
1176 struct nfs4_sequence_res seq_res;
1177};
1178
99fe60d0
BH
1179#endif /* CONFIG_NFS_V4_1 */
1180
1da177e4
LT
1181struct nfs_page;
1182
40859d7e
CL
1183#define NFS_PAGEVEC_SIZE (8U)
1184
30dd374f
FI
1185struct nfs_page_array {
1186 struct page **pagevec;
1187 unsigned int npages; /* Max length of pagevec */
1188 struct page *page_array[NFS_PAGEVEC_SIZE];
1189};
1190
1da177e4 1191struct nfs_read_data {
cd841605
FI
1192 struct nfs_pgio_header *header;
1193 struct list_head list;
1da177e4 1194 struct rpc_task task;
1da177e4 1195 struct nfs_fattr fattr; /* fattr storage */
1da177e4
LT
1196 struct nfs_readargs args;
1197 struct nfs_readres res;
1da177e4 1198 unsigned long timestamp; /* For lease renewal */
cbdabc7f 1199 int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data);
dc70d7b3 1200 __u64 mds_offset;
30dd374f 1201 struct nfs_page_array pages;
cd841605
FI
1202 struct nfs_client *ds_clp; /* pNFS data server */
1203};
1204
4db6e0b7
FI
1205/* used as flag bits in nfs_pgio_header */
1206enum {
1207 NFS_IOHDR_ERROR = 0,
1208 NFS_IOHDR_EOF,
1209 NFS_IOHDR_REDO,
6c75dc0d
FI
1210 NFS_IOHDR_NEED_COMMIT,
1211 NFS_IOHDR_NEED_RESCHED,
4db6e0b7
FI
1212};
1213
cd841605
FI
1214struct nfs_pgio_header {
1215 struct inode *inode;
1216 struct rpc_cred *cred;
1217 struct list_head pages;
4db6e0b7
FI
1218 struct list_head rpc_list;
1219 atomic_t refcnt;
cd841605
FI
1220 struct nfs_page *req;
1221 struct pnfs_layout_segment *lseg;
4db6e0b7 1222 loff_t io_start;
cd841605 1223 const struct rpc_call_ops *mds_ops;
4db6e0b7 1224 void (*release) (struct nfs_pgio_header *hdr);
061ae2ed 1225 const struct nfs_pgio_completion_ops *completion_ops;
584aa810 1226 struct nfs_direct_req *dreq;
4db6e0b7
FI
1227 spinlock_t lock;
1228 /* fields protected by lock */
cd841605 1229 int pnfs_error;
4db6e0b7
FI
1230 int error; /* merge with pnfs_error */
1231 unsigned long good_bytes; /* boundary of good data */
1232 unsigned long flags;
cd841605
FI
1233};
1234
1235struct nfs_read_header {
1236 struct nfs_pgio_header header;
1237 struct nfs_read_data rpc_data;
1da177e4
LT
1238};
1239
1240struct nfs_write_data {
cd841605
FI
1241 struct nfs_pgio_header *header;
1242 struct list_head list;
1da177e4 1243 struct rpc_task task;
1da177e4
LT
1244 struct nfs_fattr fattr;
1245 struct nfs_writeverf verf;
1da177e4
LT
1246 struct nfs_writeargs args; /* argument struct */
1247 struct nfs_writeres res; /* result struct */
1da177e4 1248 unsigned long timestamp; /* For lease renewal */
cd841605 1249 int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data);
a69aef14 1250 __u64 mds_offset; /* Filelayout dense stripe */
30dd374f 1251 struct nfs_page_array pages;
cd841605
FI
1252 struct nfs_client *ds_clp; /* pNFS data server */
1253};
1254
1255struct nfs_write_header {
1256 struct nfs_pgio_header header;
1257 struct nfs_write_data rpc_data;
1da177e4
LT
1258};
1259
ea2cf228
FI
1260struct nfs_mds_commit_info {
1261 atomic_t rpcs_out;
1262 unsigned long ncommit;
1263 struct list_head list;
1264};
1265
f453a54a
FI
1266struct nfs_commit_data;
1267struct nfs_inode;
1268struct nfs_commit_completion_ops {
1269 void (*error_cleanup) (struct nfs_inode *nfsi);
1270 void (*completion) (struct nfs_commit_data *data);
1271};
1272
ea2cf228
FI
1273struct nfs_commit_info {
1274 spinlock_t *lock;
1275 struct nfs_mds_commit_info *mds;
1276 struct pnfs_ds_commit_info *ds;
b359f9d0 1277 struct nfs_direct_req *dreq; /* O_DIRECT request */
f453a54a 1278 const struct nfs_commit_completion_ops *completion_ops;
ea2cf228
FI
1279};
1280
0b7c0153
FI
1281struct nfs_commit_data {
1282 struct rpc_task task;
1283 struct inode *inode;
1284 struct rpc_cred *cred;
1285 struct nfs_fattr fattr;
1286 struct nfs_writeverf verf;
1287 struct list_head pages; /* Coalesced requests we wish to flush */
1288 struct list_head list; /* lists of struct nfs_write_data */
1289 struct nfs_direct_req *dreq; /* O_DIRECT request */
1290 struct nfs_commitargs args; /* argument struct */
1291 struct nfs_commitres res; /* result struct */
1292 struct nfs_open_context *context;
1293 struct pnfs_layout_segment *lseg;
1294 struct nfs_client *ds_clp; /* pNFS data server */
1295 int ds_commit_index;
1296 const struct rpc_call_ops *mds_ops;
f453a54a 1297 const struct nfs_commit_completion_ops *completion_ops;
0b7c0153
FI
1298 int (*commit_done_cb) (struct rpc_task *task, struct nfs_commit_data *data);
1299};
1300
061ae2ed
FI
1301struct nfs_pgio_completion_ops {
1302 void (*error_cleanup)(struct list_head *head);
584aa810 1303 void (*init_hdr)(struct nfs_pgio_header *hdr);
061ae2ed
FI
1304 void (*completion)(struct nfs_pgio_header *hdr);
1305};
1306
34e137cc
BS
1307struct nfs_unlinkdata {
1308 struct hlist_node list;
1309 struct nfs_removeargs args;
1310 struct nfs_removeres res;
1311 struct inode *dir;
1312 struct rpc_cred *cred;
1313 struct nfs_fattr dir_attr;
1314};
1315
c6bfa1a1
BS
1316struct nfs_renamedata {
1317 struct nfs_renameargs args;
1318 struct nfs_renameres res;
1319 struct rpc_cred *cred;
1320 struct inode *old_dir;
1321 struct dentry *old_dentry;
1322 struct nfs_fattr old_fattr;
1323 struct inode *new_dir;
1324 struct dentry *new_dentry;
1325 struct nfs_fattr new_fattr;
1326};
1327
1da177e4 1328struct nfs_access_entry;
45a52a02 1329struct nfs_client;
e0dca7a0 1330struct rpc_timeout;
1da177e4
LT
1331
1332/*
1333 * RPC procedure vector for NFSv2/NFSv3 demuxing
1334 */
1335struct nfs_rpc_ops {
c0e07cb6 1336 u32 version; /* Protocol version */
f786aa90 1337 const struct dentry_operations *dentry_ops;
c5ef1c42
AV
1338 const struct inode_operations *dir_inode_ops;
1339 const struct inode_operations *file_inode_ops;
1788ea6e 1340 const struct file_operations *file_ops;
1da177e4
LT
1341
1342 int (*getroot) (struct nfs_server *, struct nfs_fh *,
1343 struct nfs_fsinfo *);
1344 int (*getattr) (struct nfs_server *, struct nfs_fh *,
1345 struct nfs_fattr *);
1346 int (*setattr) (struct dentry *, struct nfs_fattr *,
1347 struct iattr *);
7c513058 1348 int (*lookup) (struct rpc_clnt *clnt, struct inode *, struct qstr *,
1da177e4
LT
1349 struct nfs_fh *, struct nfs_fattr *);
1350 int (*access) (struct inode *, struct nfs_access_entry *);
1351 int (*readlink)(struct inode *, struct page *, unsigned int,
1352 unsigned int);
1da177e4 1353 int (*create) (struct inode *, struct dentry *,
c0204fd2 1354 struct iattr *, int, struct nfs_open_context *);
1da177e4 1355 int (*remove) (struct inode *, struct qstr *);
e4eff1a6 1356 void (*unlink_setup) (struct rpc_message *, struct inode *dir);
34e137cc 1357 void (*unlink_rpc_prepare) (struct rpc_task *, struct nfs_unlinkdata *);
e4eff1a6 1358 int (*unlink_done) (struct rpc_task *, struct inode *);
1da177e4
LT
1359 int (*rename) (struct inode *, struct qstr *,
1360 struct inode *, struct qstr *);
d3d4152a 1361 void (*rename_setup) (struct rpc_message *msg, struct inode *dir);
c6bfa1a1 1362 void (*rename_rpc_prepare)(struct rpc_task *task, struct nfs_renamedata *);
d3d4152a 1363 int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir);
1da177e4 1364 int (*link) (struct inode *, struct inode *, struct qstr *);
94a6d753
CL
1365 int (*symlink) (struct inode *, struct dentry *, struct page *,
1366 unsigned int, struct iattr *);
1da177e4
LT
1367 int (*mkdir) (struct inode *, struct dentry *, struct iattr *);
1368 int (*rmdir) (struct inode *, struct qstr *);
1369 int (*readdir) (struct dentry *, struct rpc_cred *,
56e4ebf8 1370 u64, struct page **, unsigned int, int);
1da177e4
LT
1371 int (*mknod) (struct inode *, struct dentry *, struct iattr *,
1372 dev_t);
1373 int (*statfs) (struct nfs_server *, struct nfs_fh *,
1374 struct nfs_fsstat *);
1375 int (*fsinfo) (struct nfs_server *, struct nfs_fh *,
1376 struct nfs_fsinfo *);
1377 int (*pathconf) (struct nfs_server *, struct nfs_fh *,
1378 struct nfs_pathconf *);
e9326dca 1379 int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
573c4e1e 1380 int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int);
bdc7f021 1381 void (*read_setup) (struct nfs_read_data *, struct rpc_message *);
ea7c3303 1382 void (*read_rpc_prepare)(struct rpc_task *, struct nfs_read_data *);
ec06c096 1383 int (*read_done) (struct rpc_task *, struct nfs_read_data *);
bdc7f021 1384 void (*write_setup) (struct nfs_write_data *, struct rpc_message *);
c6cb80d0 1385 void (*write_rpc_prepare)(struct rpc_task *, struct nfs_write_data *);
788e7a89 1386 int (*write_done) (struct rpc_task *, struct nfs_write_data *);
0b7c0153
FI
1387 void (*commit_setup) (struct nfs_commit_data *, struct rpc_message *);
1388 void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
1389 int (*commit_done) (struct rpc_task *, struct nfs_commit_data *);
1da177e4 1390 int (*lock)(struct file *, int, struct file_lock *);
2116271a 1391 int (*lock_check_bounds)(const struct file_lock *);
ada70d94 1392 void (*clear_acl_cache)(struct inode *);
7fe5c398 1393 void (*close_context)(struct nfs_open_context *ctx, int);
2b484297
TM
1394 struct inode * (*open_context) (struct inode *dir,
1395 struct nfs_open_context *ctx,
1396 int open_flags,
1397 struct iattr *iattr);
45a52a02
AA
1398 int (*init_client) (struct nfs_client *, const struct rpc_timeout *,
1399 const char *, rpc_authflavor_t, int);
1da177e4
LT
1400};
1401
1402/*
1403 * NFS_CALL(getattr, inode, (fattr));
1404 * into
1405 * NFS_PROTO(inode)->getattr(fattr);
1406 */
1407#define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args
1408
1409/*
1410 * Function vectors etc. for the NFS client
1411 */
509de811
DH
1412extern const struct nfs_rpc_ops nfs_v2_clientops;
1413extern const struct nfs_rpc_ops nfs_v3_clientops;
1414extern const struct nfs_rpc_ops nfs_v4_clientops;
a613fa16
TM
1415extern const struct rpc_version nfs_version2;
1416extern const struct rpc_version nfs_version3;
1417extern const struct rpc_version nfs_version4;
1da177e4 1418
a613fa16
TM
1419extern const struct rpc_version nfsacl_version3;
1420extern const struct rpc_program nfsacl_program;
b7fa0554 1421
1da177e4 1422#endif