]> git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blame - include/linux/nfs_xdr.h
SUNRPC: Move universal address definitions to global header
[mirror_ubuntu-zesty-kernel.git] / include / linux / nfs_xdr.h
CommitLineData
1da177e4
LT
1#ifndef _LINUX_NFS_XDR_H
2#define _LINUX_NFS_XDR_H
3
b7fa0554 4#include <linux/nfsacl.h>
1da177e4 5
40859d7e
CL
6/*
7 * To change the maximum rsize and wsize supported by the NFS client, adjust
8 * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can
9 * support a megabyte or more. The default is left at 4096 bytes, which is
10 * reasonable for NFS over UDP.
11 */
12#define NFS_MAX_FILE_IO_SIZE (1048576U)
13#define NFS_DEF_FILE_IO_SIZE (4096U)
14#define NFS_MIN_FILE_IO_SIZE (1024U)
15
8b4bdcf8
TM
16struct nfs_fsid {
17 uint64_t major;
18 uint64_t minor;
1da177e4
LT
19};
20
8b4bdcf8
TM
21/*
22 * Helper for checking equality between 2 fsids.
23 */
24static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b)
25{
26 return a->major == b->major && a->minor == b->minor;
27}
28
1da177e4
LT
29struct nfs_fattr {
30 unsigned short valid; /* which fields are valid */
31 __u64 pre_size; /* pre_op_attr.size */
32 struct timespec pre_mtime; /* pre_op_attr.mtime */
33 struct timespec pre_ctime; /* pre_op_attr.ctime */
34 enum nfs_ftype type; /* always use NFSv2 types */
35 __u32 mode;
36 __u32 nlink;
37 __u32 uid;
38 __u32 gid;
39 __u64 size;
40 union {
41 struct {
42 __u32 blocksize;
43 __u32 blocks;
44 } nfs2;
45 struct {
46 __u64 used;
47 } nfs3;
48 } du;
49 dev_t rdev;
8b4bdcf8 50 struct nfs_fsid fsid;
1da177e4
LT
51 __u64 fileid;
52 struct timespec atime;
53 struct timespec mtime;
54 struct timespec ctime;
55 __u32 bitmap[2]; /* NFSv4 returned attribute bitmap */
56 __u64 change_attr; /* NFSv4 change attribute */
57 __u64 pre_change_attr;/* pre-op NFSv4 change attribute */
33801147 58 unsigned long time_start;
1da177e4
LT
59};
60
61#define NFS_ATTR_WCC 0x0001 /* pre-op WCC data */
62#define NFS_ATTR_FATTR 0x0002 /* post-op attributes */
63#define NFS_ATTR_FATTR_V3 0x0004 /* NFSv3 attributes */
73a3d07c 64#define NFS_ATTR_FATTR_V4 0x0008 /* NFSv4 change attribute */
70ca8852
TM
65#define NFS_ATTR_WCC_V4 0x0010 /* pre-op change attribute */
66#define NFS_ATTR_FATTR_V4_REFERRAL 0x0020 /* NFSv4 referral */
1da177e4
LT
67
68/*
69 * Info on the file system
70 */
71struct nfs_fsinfo {
72 struct nfs_fattr *fattr; /* Post-op attributes */
73 __u32 rtmax; /* max. read transfer size */
74 __u32 rtpref; /* pref. read transfer size */
75 __u32 rtmult; /* reads should be multiple of this */
76 __u32 wtmax; /* max. write transfer size */
77 __u32 wtpref; /* pref. write transfer size */
78 __u32 wtmult; /* writes should be multiple of this */
79 __u32 dtpref; /* pref. readdir transfer size */
80 __u64 maxfilesize;
81 __u32 lease_time; /* in seconds */
82};
83
84struct nfs_fsstat {
85 struct nfs_fattr *fattr; /* Post-op attributes */
86 __u64 tbytes; /* total size in bytes */
87 __u64 fbytes; /* # of free bytes */
88 __u64 abytes; /* # of bytes available to user */
89 __u64 tfiles; /* # of files */
90 __u64 ffiles; /* # of free files */
91 __u64 afiles; /* # of files available to user */
92};
93
94struct nfs2_fsstat {
95 __u32 tsize; /* Server transfer size */
96 __u32 bsize; /* Filesystem block size */
97 __u32 blocks; /* No. of "bsize" blocks on filesystem */
98 __u32 bfree; /* No. of free "bsize" blocks */
99 __u32 bavail; /* No. of available "bsize" blocks */
100};
101
102struct nfs_pathconf {
103 struct nfs_fattr *fattr; /* Post-op attributes */
104 __u32 max_link; /* max # of hard links */
105 __u32 max_namelen; /* max name length */
106};
107
108struct nfs4_change_info {
109 u32 atomic;
110 u64 before;
111 u64 after;
112};
113
cee54fc9 114struct nfs_seqid;
1da177e4
LT
115/*
116 * Arguments to the open call.
117 */
118struct nfs_openargs {
119 const struct nfs_fh * fh;
cee54fc9 120 struct nfs_seqid * seqid;
1da177e4
LT
121 int open_flags;
122 __u64 clientid;
9f958ab8 123 __u64 id;
1da177e4
LT
124 union {
125 struct iattr * attrs; /* UNCHECKED, GUARDED */
126 nfs4_verifier verifier; /* EXCLUSIVE */
127 nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */
128 int delegation_type; /* CLAIM_PREVIOUS */
129 } u;
130 const struct qstr * name;
131 const struct nfs_server *server; /* Needed for ID mapping */
132 const u32 * bitmask;
133 __u32 claim;
134};
135
136struct nfs_openres {
137 nfs4_stateid stateid;
138 struct nfs_fh fh;
139 struct nfs4_change_info cinfo;
140 __u32 rflags;
141 struct nfs_fattr * f_attr;
56ae19f3 142 struct nfs_fattr * dir_attr;
1da177e4
LT
143 const struct nfs_server *server;
144 int delegation_type;
145 nfs4_stateid delegation;
146 __u32 do_recall;
147 __u64 maxsize;
aa53ed54 148 __u32 attrset[NFS4_BITMAP_SIZE];
1da177e4
LT
149};
150
151/*
152 * Arguments to the open_confirm call.
153 */
154struct nfs_open_confirmargs {
155 const struct nfs_fh * fh;
cdd4e68b 156 nfs4_stateid * stateid;
cee54fc9 157 struct nfs_seqid * seqid;
1da177e4
LT
158};
159
160struct nfs_open_confirmres {
161 nfs4_stateid stateid;
162};
163
164/*
165 * Arguments to the close call.
166 */
167struct nfs_closeargs {
168 struct nfs_fh * fh;
9512135d 169 nfs4_stateid * stateid;
cee54fc9 170 struct nfs_seqid * seqid;
1da177e4 171 int open_flags;
516a6af6 172 const u32 * bitmask;
1da177e4
LT
173};
174
175struct nfs_closeres {
176 nfs4_stateid stateid;
516a6af6
TM
177 struct nfs_fattr * fattr;
178 const struct nfs_server *server;
1da177e4
LT
179};
180/*
181 * * Arguments to the lock,lockt, and locku call.
182 * */
183struct nfs_lowner {
911d1aaf 184 __u64 clientid;
9f958ab8 185 __u64 id;
1da177e4
LT
186};
187
911d1aaf
TM
188struct nfs_lock_args {
189 struct nfs_fh * fh;
190 struct file_lock * fl;
cee54fc9 191 struct nfs_seqid * lock_seqid;
06735b34
TM
192 nfs4_stateid * lock_stateid;
193 struct nfs_seqid * open_seqid;
194 nfs4_stateid * open_stateid;
911d1aaf
TM
195 struct nfs_lowner lock_owner;
196 unsigned char block : 1;
197 unsigned char reclaim : 1;
198 unsigned char new_lock_owner : 1;
199};
200
201struct nfs_lock_res {
202 nfs4_stateid stateid;
1da177e4
LT
203};
204
911d1aaf
TM
205struct nfs_locku_args {
206 struct nfs_fh * fh;
207 struct file_lock * fl;
cee54fc9 208 struct nfs_seqid * seqid;
faf5f49c 209 nfs4_stateid * stateid;
1da177e4
LT
210};
211
911d1aaf
TM
212struct nfs_locku_res {
213 nfs4_stateid stateid;
1da177e4
LT
214};
215
911d1aaf
TM
216struct nfs_lockt_args {
217 struct nfs_fh * fh;
218 struct file_lock * fl;
219 struct nfs_lowner lock_owner;
1da177e4
LT
220};
221
911d1aaf
TM
222struct nfs_lockt_res {
223 struct file_lock * denied; /* LOCK, LOCKT failed */
1da177e4
LT
224};
225
226struct nfs4_delegreturnargs {
227 const struct nfs_fh *fhandle;
228 const nfs4_stateid *stateid;
fa178f29
TM
229 const u32 * bitmask;
230};
231
232struct nfs4_delegreturnres {
233 struct nfs_fattr * fattr;
234 const struct nfs_server *server;
1da177e4
LT
235};
236
237/*
238 * Arguments to the read call.
239 */
1da177e4
LT
240struct nfs_readargs {
241 struct nfs_fh * fh;
242 struct nfs_open_context *context;
243 __u64 offset;
244 __u32 count;
245 unsigned int pgbase;
246 struct page ** pages;
247};
248
249struct nfs_readres {
250 struct nfs_fattr * fattr;
251 __u32 count;
252 int eof;
253};
254
255/*
256 * Arguments to the write call.
257 */
1da177e4
LT
258struct nfs_writeargs {
259 struct nfs_fh * fh;
260 struct nfs_open_context *context;
261 __u64 offset;
262 __u32 count;
263 enum nfs3_stable_how stable;
264 unsigned int pgbase;
265 struct page ** pages;
4f9838c7 266 const u32 * bitmask;
1da177e4
LT
267};
268
269struct nfs_writeverf {
270 enum nfs3_stable_how committed;
bc4785cd 271 __be32 verifier[2];
1da177e4
LT
272};
273
274struct nfs_writeres {
275 struct nfs_fattr * fattr;
276 struct nfs_writeverf * verf;
277 __u32 count;
4f9838c7 278 const struct nfs_server *server;
1da177e4
LT
279};
280
4fdc17b2
TM
281/*
282 * Common arguments to the unlink call
283 */
284struct nfs_removeargs {
285 const struct nfs_fh *fh;
286 struct qstr name;
287 const u32 * bitmask;
288};
289
290struct nfs_removeres {
291 const struct nfs_server *server;
292 struct nfs4_change_info cinfo;
293 struct nfs_fattr dir_attr;
294};
295
1da177e4
LT
296/*
297 * Argument struct for decode_entry function
298 */
299struct nfs_entry {
300 __u64 ino;
301 __u64 cookie,
302 prev_cookie;
303 const char * name;
304 unsigned int len;
305 int eof;
306 struct nfs_fh * fh;
307 struct nfs_fattr * fattr;
308};
309
310/*
311 * The following types are for NFSv2 only.
312 */
313struct nfs_sattrargs {
314 struct nfs_fh * fh;
315 struct iattr * sattr;
316};
317
318struct nfs_diropargs {
319 struct nfs_fh * fh;
320 const char * name;
321 unsigned int len;
322};
323
324struct nfs_createargs {
325 struct nfs_fh * fh;
326 const char * name;
327 unsigned int len;
328 struct iattr * sattr;
329};
330
331struct nfs_renameargs {
332 struct nfs_fh * fromfh;
333 const char * fromname;
334 unsigned int fromlen;
335 struct nfs_fh * tofh;
336 const char * toname;
337 unsigned int tolen;
338};
339
340struct nfs_setattrargs {
341 struct nfs_fh * fh;
342 nfs4_stateid stateid;
343 struct iattr * iap;
344 const struct nfs_server * server; /* Needed for name mapping */
345 const u32 * bitmask;
346};
347
23ec6965
BF
348struct nfs_setaclargs {
349 struct nfs_fh * fh;
350 size_t acl_len;
351 unsigned int acl_pgbase;
352 struct page ** acl_pages;
353};
354
029d105e
BF
355struct nfs_getaclargs {
356 struct nfs_fh * fh;
357 size_t acl_len;
358 unsigned int acl_pgbase;
359 struct page ** acl_pages;
360};
361
1da177e4
LT
362struct nfs_setattrres {
363 struct nfs_fattr * fattr;
364 const struct nfs_server * server;
365};
366
367struct nfs_linkargs {
368 struct nfs_fh * fromfh;
369 struct nfs_fh * tofh;
370 const char * toname;
371 unsigned int tolen;
372};
373
374struct nfs_symlinkargs {
375 struct nfs_fh * fromfh;
376 const char * fromname;
377 unsigned int fromlen;
94a6d753
CL
378 struct page ** pages;
379 unsigned int pathlen;
1da177e4
LT
380 struct iattr * sattr;
381};
382
383struct nfs_readdirargs {
384 struct nfs_fh * fh;
385 __u32 cookie;
386 unsigned int count;
387 struct page ** pages;
388};
389
b7fa0554
AG
390struct nfs3_getaclargs {
391 struct nfs_fh * fh;
392 int mask;
393 struct page ** pages;
394};
395
396struct nfs3_setaclargs {
397 struct inode * inode;
398 int mask;
399 struct posix_acl * acl_access;
400 struct posix_acl * acl_default;
401 struct page ** pages;
402};
403
1da177e4
LT
404struct nfs_diropok {
405 struct nfs_fh * fh;
406 struct nfs_fattr * fattr;
407};
408
409struct nfs_readlinkargs {
410 struct nfs_fh * fh;
411 unsigned int pgbase;
412 unsigned int pglen;
413 struct page ** pages;
414};
415
416struct nfs3_sattrargs {
417 struct nfs_fh * fh;
418 struct iattr * sattr;
419 unsigned int guard;
420 struct timespec guardtime;
421};
422
423struct nfs3_diropargs {
424 struct nfs_fh * fh;
425 const char * name;
426 unsigned int len;
427};
428
429struct nfs3_accessargs {
430 struct nfs_fh * fh;
431 __u32 access;
432};
433
434struct nfs3_createargs {
435 struct nfs_fh * fh;
436 const char * name;
437 unsigned int len;
438 struct iattr * sattr;
439 enum nfs3_createmode createmode;
bc4785cd 440 __be32 verifier[2];
1da177e4
LT
441};
442
443struct nfs3_mkdirargs {
444 struct nfs_fh * fh;
445 const char * name;
446 unsigned int len;
447 struct iattr * sattr;
448};
449
450struct nfs3_symlinkargs {
451 struct nfs_fh * fromfh;
452 const char * fromname;
453 unsigned int fromlen;
94a6d753
CL
454 struct page ** pages;
455 unsigned int pathlen;
1da177e4
LT
456 struct iattr * sattr;
457};
458
459struct nfs3_mknodargs {
460 struct nfs_fh * fh;
461 const char * name;
462 unsigned int len;
463 enum nfs3_ftype type;
464 struct iattr * sattr;
465 dev_t rdev;
466};
467
468struct nfs3_renameargs {
469 struct nfs_fh * fromfh;
470 const char * fromname;
471 unsigned int fromlen;
472 struct nfs_fh * tofh;
473 const char * toname;
474 unsigned int tolen;
475};
476
477struct nfs3_linkargs {
478 struct nfs_fh * fromfh;
479 struct nfs_fh * tofh;
480 const char * toname;
481 unsigned int tolen;
482};
483
484struct nfs3_readdirargs {
485 struct nfs_fh * fh;
486 __u64 cookie;
bc4785cd 487 __be32 verf[2];
1da177e4
LT
488 int plus;
489 unsigned int count;
490 struct page ** pages;
491};
492
493struct nfs3_diropres {
494 struct nfs_fattr * dir_attr;
495 struct nfs_fh * fh;
496 struct nfs_fattr * fattr;
497};
498
499struct nfs3_accessres {
500 struct nfs_fattr * fattr;
501 __u32 access;
502};
503
504struct nfs3_readlinkargs {
505 struct nfs_fh * fh;
506 unsigned int pgbase;
507 unsigned int pglen;
508 struct page ** pages;
509};
510
511struct nfs3_renameres {
512 struct nfs_fattr * fromattr;
513 struct nfs_fattr * toattr;
514};
515
516struct nfs3_linkres {
517 struct nfs_fattr * dir_attr;
518 struct nfs_fattr * fattr;
519};
520
521struct nfs3_readdirres {
522 struct nfs_fattr * dir_attr;
bc4785cd 523 __be32 * verf;
1da177e4
LT
524 int plus;
525};
526
b7fa0554
AG
527struct nfs3_getaclres {
528 struct nfs_fattr * fattr;
529 int mask;
530 unsigned int acl_access_count;
531 unsigned int acl_default_count;
532 struct posix_acl * acl_access;
533 struct posix_acl * acl_default;
534};
535
1da177e4
LT
536#ifdef CONFIG_NFS_V4
537
538typedef u64 clientid4;
539
540struct nfs4_accessargs {
541 const struct nfs_fh * fh;
76b32999 542 const u32 * bitmask;
1da177e4
LT
543 u32 access;
544};
545
546struct nfs4_accessres {
76b32999
TM
547 const struct nfs_server * server;
548 struct nfs_fattr * fattr;
1da177e4
LT
549 u32 supported;
550 u32 access;
551};
552
553struct nfs4_create_arg {
554 u32 ftype;
555 union {
94a6d753
CL
556 struct {
557 struct page ** pages;
558 unsigned int len;
559 } symlink; /* NF4LNK */
1da177e4
LT
560 struct {
561 u32 specdata1;
562 u32 specdata2;
563 } device; /* NF4BLK, NF4CHR */
564 } u;
565 const struct qstr * name;
566 const struct nfs_server * server;
567 const struct iattr * attrs;
568 const struct nfs_fh * dir_fh;
569 const u32 * bitmask;
570};
571
572struct nfs4_create_res {
573 const struct nfs_server * server;
574 struct nfs_fh * fh;
575 struct nfs_fattr * fattr;
576 struct nfs4_change_info dir_cinfo;
56ae19f3 577 struct nfs_fattr * dir_fattr;
1da177e4
LT
578};
579
580struct nfs4_fsinfo_arg {
581 const struct nfs_fh * fh;
582 const u32 * bitmask;
583};
584
585struct nfs4_getattr_arg {
586 const struct nfs_fh * fh;
587 const u32 * bitmask;
588};
589
590struct nfs4_getattr_res {
591 const struct nfs_server * server;
592 struct nfs_fattr * fattr;
593};
594
595struct nfs4_link_arg {
596 const struct nfs_fh * fh;
597 const struct nfs_fh * dir_fh;
598 const struct qstr * name;
91ba2eee
TM
599 const u32 * bitmask;
600};
601
602struct nfs4_link_res {
603 const struct nfs_server * server;
604 struct nfs_fattr * fattr;
605 struct nfs4_change_info cinfo;
606 struct nfs_fattr * dir_attr;
1da177e4
LT
607};
608
91ba2eee 609
1da177e4
LT
610struct nfs4_lookup_arg {
611 const struct nfs_fh * dir_fh;
612 const struct qstr * name;
613 const u32 * bitmask;
614};
615
616struct nfs4_lookup_res {
617 const struct nfs_server * server;
618 struct nfs_fattr * fattr;
619 struct nfs_fh * fh;
620};
621
622struct nfs4_lookup_root_arg {
623 const u32 * bitmask;
624};
625
626struct nfs4_pathconf_arg {
627 const struct nfs_fh * fh;
628 const u32 * bitmask;
629};
630
631struct nfs4_readdir_arg {
632 const struct nfs_fh * fh;
633 u64 cookie;
634 nfs4_verifier verifier;
635 u32 count;
636 struct page ** pages; /* zero-copy data */
637 unsigned int pgbase; /* zero-copy data */
638 const u32 * bitmask;
639};
640
641struct nfs4_readdir_res {
642 nfs4_verifier verifier;
643 unsigned int pgbase;
644};
645
646struct nfs4_readlink {
647 const struct nfs_fh * fh;
648 unsigned int pgbase;
649 unsigned int pglen; /* zero-copy data */
650 struct page ** pages; /* zero-copy data */
651};
652
1da177e4
LT
653struct nfs4_rename_arg {
654 const struct nfs_fh * old_dir;
655 const struct nfs_fh * new_dir;
656 const struct qstr * old_name;
657 const struct qstr * new_name;
6caf2c82 658 const u32 * bitmask;
1da177e4
LT
659};
660
661struct nfs4_rename_res {
6caf2c82 662 const struct nfs_server * server;
1da177e4 663 struct nfs4_change_info old_cinfo;
6caf2c82 664 struct nfs_fattr * old_fattr;
1da177e4 665 struct nfs4_change_info new_cinfo;
6caf2c82 666 struct nfs_fattr * new_fattr;
1da177e4
LT
667};
668
669struct nfs4_setclientid {
670 const nfs4_verifier * sc_verifier; /* request */
671 unsigned int sc_name_len;
3cedf13a 672 char sc_name[48]; /* request */
1da177e4
LT
673 u32 sc_prog; /* request */
674 unsigned int sc_netid_len;
675 char sc_netid[4]; /* request */
676 unsigned int sc_uaddr_len;
677 char sc_uaddr[24]; /* request */
678 u32 sc_cb_ident; /* request */
679};
680
681struct nfs4_statfs_arg {
682 const struct nfs_fh * fh;
683 const u32 * bitmask;
684};
685
686struct nfs4_server_caps_res {
687 u32 attr_bitmask[2];
688 u32 acl_bitmask;
689 u32 has_links;
690 u32 has_symlinks;
691};
692
7aaa0b3b
MN
693struct nfs4_string {
694 unsigned int len;
695 char *data;
683b57b4
TM
696};
697
7aaa0b3b
MN
698#define NFS4_PATHNAME_MAXCOMPONENTS 512
699struct nfs4_pathname {
700 unsigned int ncomponents;
701 struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS];
702};
703
704#define NFS4_FS_LOCATION_MAXSERVERS 10
705struct nfs4_fs_location {
706 unsigned int nservers;
707 struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS];
708 struct nfs4_pathname rootpath;
709};
710
711#define NFS4_FS_LOCATIONS_MAXENTRIES 10
712struct nfs4_fs_locations {
683b57b4
TM
713 struct nfs_fattr fattr;
714 const struct nfs_server *server;
7aaa0b3b 715 struct nfs4_pathname fs_path;
683b57b4 716 int nlocations;
7aaa0b3b 717 struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES];
683b57b4
TM
718};
719
720struct nfs4_fs_locations_arg {
721 const struct nfs_fh *dir_fh;
722 const struct qstr *name;
723 struct page *page;
724 const u32 *bitmask;
725};
726
1da177e4
LT
727#endif /* CONFIG_NFS_V4 */
728
729struct nfs_page;
730
40859d7e
CL
731#define NFS_PAGEVEC_SIZE (8U)
732
1da177e4
LT
733struct nfs_read_data {
734 int flags;
735 struct rpc_task task;
736 struct inode *inode;
737 struct rpc_cred *cred;
738 struct nfs_fattr fattr; /* fattr storage */
739 struct list_head pages; /* Coalesced read requests */
740 struct nfs_page *req; /* multi ops per nfs_page */
40859d7e 741 struct page **pagevec;
e9f7bee1 742 unsigned int npages; /* Max length of pagevec */
1da177e4
LT
743 struct nfs_readargs args;
744 struct nfs_readres res;
745#ifdef CONFIG_NFS_V4
746 unsigned long timestamp; /* For lease renewal */
747#endif
0d0b5cb3 748 struct page *page_array[NFS_PAGEVEC_SIZE];
1da177e4
LT
749};
750
751struct nfs_write_data {
752 int flags;
753 struct rpc_task task;
754 struct inode *inode;
755 struct rpc_cred *cred;
756 struct nfs_fattr fattr;
757 struct nfs_writeverf verf;
758 struct list_head pages; /* Coalesced requests we wish to flush */
759 struct nfs_page *req; /* multi ops per nfs_page */
40859d7e 760 struct page **pagevec;
e9f7bee1 761 unsigned int npages; /* Max length of pagevec */
1da177e4
LT
762 struct nfs_writeargs args; /* argument struct */
763 struct nfs_writeres res; /* result struct */
764#ifdef CONFIG_NFS_V4
765 unsigned long timestamp; /* For lease renewal */
766#endif
0d0b5cb3 767 struct page *page_array[NFS_PAGEVEC_SIZE];
1da177e4
LT
768};
769
770struct nfs_access_entry;
771
772/*
773 * RPC procedure vector for NFSv2/NFSv3 demuxing
774 */
775struct nfs_rpc_ops {
776 int version; /* Protocol version */
777 struct dentry_operations *dentry_ops;
c5ef1c42
AV
778 const struct inode_operations *dir_inode_ops;
779 const struct inode_operations *file_inode_ops;
1da177e4
LT
780
781 int (*getroot) (struct nfs_server *, struct nfs_fh *,
782 struct nfs_fsinfo *);
2b3de441
DH
783 int (*lookupfh)(struct nfs_server *, struct nfs_fh *,
784 struct qstr *, struct nfs_fh *,
785 struct nfs_fattr *);
1da177e4
LT
786 int (*getattr) (struct nfs_server *, struct nfs_fh *,
787 struct nfs_fattr *);
788 int (*setattr) (struct dentry *, struct nfs_fattr *,
789 struct iattr *);
790 int (*lookup) (struct inode *, struct qstr *,
791 struct nfs_fh *, struct nfs_fattr *);
792 int (*access) (struct inode *, struct nfs_access_entry *);
793 int (*readlink)(struct inode *, struct page *, unsigned int,
794 unsigned int);
1da177e4 795 int (*create) (struct inode *, struct dentry *,
02a913a7 796 struct iattr *, int, struct nameidata *);
1da177e4 797 int (*remove) (struct inode *, struct qstr *);
e4eff1a6
TM
798 void (*unlink_setup) (struct rpc_message *, struct inode *dir);
799 int (*unlink_done) (struct rpc_task *, struct inode *);
1da177e4
LT
800 int (*rename) (struct inode *, struct qstr *,
801 struct inode *, struct qstr *);
802 int (*link) (struct inode *, struct inode *, struct qstr *);
94a6d753
CL
803 int (*symlink) (struct inode *, struct dentry *, struct page *,
804 unsigned int, struct iattr *);
1da177e4
LT
805 int (*mkdir) (struct inode *, struct dentry *, struct iattr *);
806 int (*rmdir) (struct inode *, struct qstr *);
807 int (*readdir) (struct dentry *, struct rpc_cred *,
808 u64, struct page *, unsigned int, int);
809 int (*mknod) (struct inode *, struct dentry *, struct iattr *,
810 dev_t);
811 int (*statfs) (struct nfs_server *, struct nfs_fh *,
812 struct nfs_fsstat *);
813 int (*fsinfo) (struct nfs_server *, struct nfs_fh *,
814 struct nfs_fsinfo *);
815 int (*pathconf) (struct nfs_server *, struct nfs_fh *,
816 struct nfs_pathconf *);
e9326dca 817 int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
0dbb4c67 818 __be32 *(*decode_dirent)(__be32 *, struct nfs_entry *, int plus);
bdc7f021 819 void (*read_setup) (struct nfs_read_data *, struct rpc_message *);
ec06c096 820 int (*read_done) (struct rpc_task *, struct nfs_read_data *);
bdc7f021 821 void (*write_setup) (struct nfs_write_data *, struct rpc_message *);
788e7a89 822 int (*write_done) (struct rpc_task *, struct nfs_write_data *);
bdc7f021 823 void (*commit_setup) (struct nfs_write_data *, struct rpc_message *);
788e7a89 824 int (*commit_done) (struct rpc_task *, struct nfs_write_data *);
1da177e4
LT
825 int (*file_open) (struct inode *, struct file *);
826 int (*file_release) (struct inode *, struct file *);
827 int (*lock)(struct file *, int, struct file_lock *);
ada70d94 828 void (*clear_acl_cache)(struct inode *);
1da177e4
LT
829};
830
831/*
832 * NFS_CALL(getattr, inode, (fattr));
833 * into
834 * NFS_PROTO(inode)->getattr(fattr);
835 */
836#define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args
837
838/*
839 * Function vectors etc. for the NFS client
840 */
509de811
DH
841extern const struct nfs_rpc_ops nfs_v2_clientops;
842extern const struct nfs_rpc_ops nfs_v3_clientops;
843extern const struct nfs_rpc_ops nfs_v4_clientops;
1da177e4
LT
844extern struct rpc_version nfs_version2;
845extern struct rpc_version nfs_version3;
846extern struct rpc_version nfs_version4;
847
b7fa0554
AG
848extern struct rpc_version nfsacl_version3;
849extern struct rpc_program nfsacl_program;
850
1da177e4 851#endif