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1da177e4 LT |
1 | #ifndef _LINUX_NFS_XDR_H |
2 | #define _LINUX_NFS_XDR_H | |
3 | ||
4 | #include <linux/sunrpc/xprt.h> | |
b7fa0554 | 5 | #include <linux/nfsacl.h> |
1da177e4 LT |
6 | |
7 | struct nfs4_fsid { | |
8 | __u64 major; | |
9 | __u64 minor; | |
10 | }; | |
11 | ||
12 | struct nfs_fattr { | |
13 | unsigned short valid; /* which fields are valid */ | |
14 | __u64 pre_size; /* pre_op_attr.size */ | |
15 | struct timespec pre_mtime; /* pre_op_attr.mtime */ | |
16 | struct timespec pre_ctime; /* pre_op_attr.ctime */ | |
17 | enum nfs_ftype type; /* always use NFSv2 types */ | |
18 | __u32 mode; | |
19 | __u32 nlink; | |
20 | __u32 uid; | |
21 | __u32 gid; | |
22 | __u64 size; | |
23 | union { | |
24 | struct { | |
25 | __u32 blocksize; | |
26 | __u32 blocks; | |
27 | } nfs2; | |
28 | struct { | |
29 | __u64 used; | |
30 | } nfs3; | |
31 | } du; | |
32 | dev_t rdev; | |
33 | union { | |
34 | __u64 nfs3; /* also nfs2 */ | |
35 | struct nfs4_fsid nfs4; | |
36 | } fsid_u; | |
37 | __u64 fileid; | |
38 | struct timespec atime; | |
39 | struct timespec mtime; | |
40 | struct timespec ctime; | |
41 | __u32 bitmap[2]; /* NFSv4 returned attribute bitmap */ | |
42 | __u64 change_attr; /* NFSv4 change attribute */ | |
43 | __u64 pre_change_attr;/* pre-op NFSv4 change attribute */ | |
44 | unsigned long timestamp; | |
45 | }; | |
46 | ||
47 | #define NFS_ATTR_WCC 0x0001 /* pre-op WCC data */ | |
48 | #define NFS_ATTR_FATTR 0x0002 /* post-op attributes */ | |
49 | #define NFS_ATTR_FATTR_V3 0x0004 /* NFSv3 attributes */ | |
50 | #define NFS_ATTR_FATTR_V4 0x0008 | |
51 | #define NFS_ATTR_PRE_CHANGE 0x0010 | |
52 | ||
53 | /* | |
54 | * Info on the file system | |
55 | */ | |
56 | struct nfs_fsinfo { | |
57 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
58 | __u32 rtmax; /* max. read transfer size */ | |
59 | __u32 rtpref; /* pref. read transfer size */ | |
60 | __u32 rtmult; /* reads should be multiple of this */ | |
61 | __u32 wtmax; /* max. write transfer size */ | |
62 | __u32 wtpref; /* pref. write transfer size */ | |
63 | __u32 wtmult; /* writes should be multiple of this */ | |
64 | __u32 dtpref; /* pref. readdir transfer size */ | |
65 | __u64 maxfilesize; | |
66 | __u32 lease_time; /* in seconds */ | |
67 | }; | |
68 | ||
69 | struct nfs_fsstat { | |
70 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
71 | __u64 tbytes; /* total size in bytes */ | |
72 | __u64 fbytes; /* # of free bytes */ | |
73 | __u64 abytes; /* # of bytes available to user */ | |
74 | __u64 tfiles; /* # of files */ | |
75 | __u64 ffiles; /* # of free files */ | |
76 | __u64 afiles; /* # of files available to user */ | |
77 | }; | |
78 | ||
79 | struct nfs2_fsstat { | |
80 | __u32 tsize; /* Server transfer size */ | |
81 | __u32 bsize; /* Filesystem block size */ | |
82 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
83 | __u32 bfree; /* No. of free "bsize" blocks */ | |
84 | __u32 bavail; /* No. of available "bsize" blocks */ | |
85 | }; | |
86 | ||
87 | struct nfs_pathconf { | |
88 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
89 | __u32 max_link; /* max # of hard links */ | |
90 | __u32 max_namelen; /* max name length */ | |
91 | }; | |
92 | ||
93 | struct nfs4_change_info { | |
94 | u32 atomic; | |
95 | u64 before; | |
96 | u64 after; | |
97 | }; | |
98 | ||
cee54fc9 | 99 | struct nfs_seqid; |
1da177e4 LT |
100 | /* |
101 | * Arguments to the open call. | |
102 | */ | |
103 | struct nfs_openargs { | |
104 | const struct nfs_fh * fh; | |
cee54fc9 | 105 | struct nfs_seqid * seqid; |
1da177e4 LT |
106 | int open_flags; |
107 | __u64 clientid; | |
108 | __u32 id; | |
109 | union { | |
110 | struct iattr * attrs; /* UNCHECKED, GUARDED */ | |
111 | nfs4_verifier verifier; /* EXCLUSIVE */ | |
112 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ | |
113 | int delegation_type; /* CLAIM_PREVIOUS */ | |
114 | } u; | |
115 | const struct qstr * name; | |
116 | const struct nfs_server *server; /* Needed for ID mapping */ | |
117 | const u32 * bitmask; | |
118 | __u32 claim; | |
119 | }; | |
120 | ||
121 | struct nfs_openres { | |
122 | nfs4_stateid stateid; | |
123 | struct nfs_fh fh; | |
124 | struct nfs4_change_info cinfo; | |
125 | __u32 rflags; | |
126 | struct nfs_fattr * f_attr; | |
127 | const struct nfs_server *server; | |
128 | int delegation_type; | |
129 | nfs4_stateid delegation; | |
130 | __u32 do_recall; | |
131 | __u64 maxsize; | |
132 | }; | |
133 | ||
134 | /* | |
135 | * Arguments to the open_confirm call. | |
136 | */ | |
137 | struct nfs_open_confirmargs { | |
138 | const struct nfs_fh * fh; | |
139 | nfs4_stateid stateid; | |
cee54fc9 | 140 | struct nfs_seqid * seqid; |
1da177e4 LT |
141 | }; |
142 | ||
143 | struct nfs_open_confirmres { | |
144 | nfs4_stateid stateid; | |
145 | }; | |
146 | ||
147 | /* | |
148 | * Arguments to the close call. | |
149 | */ | |
150 | struct nfs_closeargs { | |
151 | struct nfs_fh * fh; | |
152 | nfs4_stateid stateid; | |
cee54fc9 | 153 | struct nfs_seqid * seqid; |
1da177e4 LT |
154 | int open_flags; |
155 | }; | |
156 | ||
157 | struct nfs_closeres { | |
158 | nfs4_stateid stateid; | |
159 | }; | |
160 | /* | |
161 | * * Arguments to the lock,lockt, and locku call. | |
162 | * */ | |
163 | struct nfs_lowner { | |
164 | __u64 clientid; | |
165 | u32 id; | |
166 | }; | |
167 | ||
168 | struct nfs_open_to_lock { | |
cee54fc9 | 169 | struct nfs_seqid * open_seqid; |
1da177e4 | 170 | nfs4_stateid open_stateid; |
cee54fc9 | 171 | struct nfs_seqid * lock_seqid; |
1da177e4 LT |
172 | struct nfs_lowner lock_owner; |
173 | }; | |
174 | ||
175 | struct nfs_exist_lock { | |
176 | nfs4_stateid stateid; | |
cee54fc9 | 177 | struct nfs_seqid * seqid; |
1da177e4 LT |
178 | }; |
179 | ||
180 | struct nfs_lock_opargs { | |
181 | __u32 reclaim; | |
182 | __u32 new_lock_owner; | |
183 | union { | |
184 | struct nfs_open_to_lock *open_lock; | |
185 | struct nfs_exist_lock *exist_lock; | |
186 | } u; | |
187 | }; | |
188 | ||
189 | struct nfs_locku_opargs { | |
cee54fc9 | 190 | struct nfs_seqid * seqid; |
1da177e4 LT |
191 | nfs4_stateid stateid; |
192 | }; | |
193 | ||
194 | struct nfs_lockargs { | |
195 | struct nfs_fh * fh; | |
196 | __u32 type; | |
197 | __u64 offset; | |
198 | __u64 length; | |
199 | union { | |
200 | struct nfs_lock_opargs *lock; /* LOCK */ | |
201 | struct nfs_lowner *lockt; /* LOCKT */ | |
202 | struct nfs_locku_opargs *locku; /* LOCKU */ | |
203 | } u; | |
204 | }; | |
205 | ||
206 | struct nfs_lock_denied { | |
207 | __u64 offset; | |
208 | __u64 length; | |
209 | __u32 type; | |
210 | struct nfs_lowner owner; | |
211 | }; | |
212 | ||
213 | struct nfs_lockres { | |
214 | union { | |
215 | nfs4_stateid stateid;/* LOCK success, LOCKU */ | |
216 | struct nfs_lock_denied denied; /* LOCK failed, LOCKT success */ | |
217 | } u; | |
218 | const struct nfs_server * server; | |
219 | }; | |
220 | ||
221 | struct nfs4_delegreturnargs { | |
222 | const struct nfs_fh *fhandle; | |
223 | const nfs4_stateid *stateid; | |
224 | }; | |
225 | ||
226 | /* | |
227 | * Arguments to the read call. | |
228 | */ | |
229 | ||
230 | #define NFS_READ_MAXIOV (9U) | |
231 | #if (NFS_READ_MAXIOV > (MAX_IOVEC -2)) | |
232 | #error "NFS_READ_MAXIOV is too large" | |
233 | #endif | |
234 | ||
235 | struct nfs_readargs { | |
236 | struct nfs_fh * fh; | |
237 | struct nfs_open_context *context; | |
238 | __u64 offset; | |
239 | __u32 count; | |
240 | unsigned int pgbase; | |
241 | struct page ** pages; | |
242 | }; | |
243 | ||
244 | struct nfs_readres { | |
245 | struct nfs_fattr * fattr; | |
246 | __u32 count; | |
247 | int eof; | |
248 | }; | |
249 | ||
250 | /* | |
251 | * Arguments to the write call. | |
252 | */ | |
253 | #define NFS_WRITE_MAXIOV (9U) | |
254 | #if (NFS_WRITE_MAXIOV > (MAX_IOVEC -2)) | |
255 | #error "NFS_WRITE_MAXIOV is too large" | |
256 | #endif | |
257 | ||
258 | struct 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; | |
266 | }; | |
267 | ||
268 | struct nfs_writeverf { | |
269 | enum nfs3_stable_how committed; | |
270 | __u32 verifier[2]; | |
271 | }; | |
272 | ||
273 | struct nfs_writeres { | |
274 | struct nfs_fattr * fattr; | |
275 | struct nfs_writeverf * verf; | |
276 | __u32 count; | |
277 | }; | |
278 | ||
279 | /* | |
280 | * Argument struct for decode_entry function | |
281 | */ | |
282 | struct nfs_entry { | |
283 | __u64 ino; | |
284 | __u64 cookie, | |
285 | prev_cookie; | |
286 | const char * name; | |
287 | unsigned int len; | |
288 | int eof; | |
289 | struct nfs_fh * fh; | |
290 | struct nfs_fattr * fattr; | |
291 | }; | |
292 | ||
293 | /* | |
294 | * The following types are for NFSv2 only. | |
295 | */ | |
296 | struct nfs_sattrargs { | |
297 | struct nfs_fh * fh; | |
298 | struct iattr * sattr; | |
299 | }; | |
300 | ||
301 | struct nfs_diropargs { | |
302 | struct nfs_fh * fh; | |
303 | const char * name; | |
304 | unsigned int len; | |
305 | }; | |
306 | ||
307 | struct nfs_createargs { | |
308 | struct nfs_fh * fh; | |
309 | const char * name; | |
310 | unsigned int len; | |
311 | struct iattr * sattr; | |
312 | }; | |
313 | ||
314 | struct nfs_renameargs { | |
315 | struct nfs_fh * fromfh; | |
316 | const char * fromname; | |
317 | unsigned int fromlen; | |
318 | struct nfs_fh * tofh; | |
319 | const char * toname; | |
320 | unsigned int tolen; | |
321 | }; | |
322 | ||
323 | struct nfs_setattrargs { | |
324 | struct nfs_fh * fh; | |
325 | nfs4_stateid stateid; | |
326 | struct iattr * iap; | |
327 | const struct nfs_server * server; /* Needed for name mapping */ | |
328 | const u32 * bitmask; | |
329 | }; | |
330 | ||
23ec6965 BF |
331 | struct nfs_setaclargs { |
332 | struct nfs_fh * fh; | |
333 | size_t acl_len; | |
334 | unsigned int acl_pgbase; | |
335 | struct page ** acl_pages; | |
336 | }; | |
337 | ||
029d105e BF |
338 | struct nfs_getaclargs { |
339 | struct nfs_fh * fh; | |
340 | size_t acl_len; | |
341 | unsigned int acl_pgbase; | |
342 | struct page ** acl_pages; | |
343 | }; | |
344 | ||
1da177e4 LT |
345 | struct nfs_setattrres { |
346 | struct nfs_fattr * fattr; | |
347 | const struct nfs_server * server; | |
348 | }; | |
349 | ||
350 | struct nfs_linkargs { | |
351 | struct nfs_fh * fromfh; | |
352 | struct nfs_fh * tofh; | |
353 | const char * toname; | |
354 | unsigned int tolen; | |
355 | }; | |
356 | ||
357 | struct nfs_symlinkargs { | |
358 | struct nfs_fh * fromfh; | |
359 | const char * fromname; | |
360 | unsigned int fromlen; | |
361 | const char * topath; | |
362 | unsigned int tolen; | |
363 | struct iattr * sattr; | |
364 | }; | |
365 | ||
366 | struct nfs_readdirargs { | |
367 | struct nfs_fh * fh; | |
368 | __u32 cookie; | |
369 | unsigned int count; | |
370 | struct page ** pages; | |
371 | }; | |
372 | ||
b7fa0554 AG |
373 | struct nfs3_getaclargs { |
374 | struct nfs_fh * fh; | |
375 | int mask; | |
376 | struct page ** pages; | |
377 | }; | |
378 | ||
379 | struct nfs3_setaclargs { | |
380 | struct inode * inode; | |
381 | int mask; | |
382 | struct posix_acl * acl_access; | |
383 | struct posix_acl * acl_default; | |
384 | struct page ** pages; | |
385 | }; | |
386 | ||
1da177e4 LT |
387 | struct nfs_diropok { |
388 | struct nfs_fh * fh; | |
389 | struct nfs_fattr * fattr; | |
390 | }; | |
391 | ||
392 | struct nfs_readlinkargs { | |
393 | struct nfs_fh * fh; | |
394 | unsigned int pgbase; | |
395 | unsigned int pglen; | |
396 | struct page ** pages; | |
397 | }; | |
398 | ||
399 | struct nfs3_sattrargs { | |
400 | struct nfs_fh * fh; | |
401 | struct iattr * sattr; | |
402 | unsigned int guard; | |
403 | struct timespec guardtime; | |
404 | }; | |
405 | ||
406 | struct nfs3_diropargs { | |
407 | struct nfs_fh * fh; | |
408 | const char * name; | |
409 | unsigned int len; | |
410 | }; | |
411 | ||
412 | struct nfs3_accessargs { | |
413 | struct nfs_fh * fh; | |
414 | __u32 access; | |
415 | }; | |
416 | ||
417 | struct nfs3_createargs { | |
418 | struct nfs_fh * fh; | |
419 | const char * name; | |
420 | unsigned int len; | |
421 | struct iattr * sattr; | |
422 | enum nfs3_createmode createmode; | |
423 | __u32 verifier[2]; | |
424 | }; | |
425 | ||
426 | struct nfs3_mkdirargs { | |
427 | struct nfs_fh * fh; | |
428 | const char * name; | |
429 | unsigned int len; | |
430 | struct iattr * sattr; | |
431 | }; | |
432 | ||
433 | struct nfs3_symlinkargs { | |
434 | struct nfs_fh * fromfh; | |
435 | const char * fromname; | |
436 | unsigned int fromlen; | |
437 | const char * topath; | |
438 | unsigned int tolen; | |
439 | struct iattr * sattr; | |
440 | }; | |
441 | ||
442 | struct nfs3_mknodargs { | |
443 | struct nfs_fh * fh; | |
444 | const char * name; | |
445 | unsigned int len; | |
446 | enum nfs3_ftype type; | |
447 | struct iattr * sattr; | |
448 | dev_t rdev; | |
449 | }; | |
450 | ||
451 | struct nfs3_renameargs { | |
452 | struct nfs_fh * fromfh; | |
453 | const char * fromname; | |
454 | unsigned int fromlen; | |
455 | struct nfs_fh * tofh; | |
456 | const char * toname; | |
457 | unsigned int tolen; | |
458 | }; | |
459 | ||
460 | struct nfs3_linkargs { | |
461 | struct nfs_fh * fromfh; | |
462 | struct nfs_fh * tofh; | |
463 | const char * toname; | |
464 | unsigned int tolen; | |
465 | }; | |
466 | ||
467 | struct nfs3_readdirargs { | |
468 | struct nfs_fh * fh; | |
469 | __u64 cookie; | |
470 | __u32 verf[2]; | |
471 | int plus; | |
472 | unsigned int count; | |
473 | struct page ** pages; | |
474 | }; | |
475 | ||
476 | struct nfs3_diropres { | |
477 | struct nfs_fattr * dir_attr; | |
478 | struct nfs_fh * fh; | |
479 | struct nfs_fattr * fattr; | |
480 | }; | |
481 | ||
482 | struct nfs3_accessres { | |
483 | struct nfs_fattr * fattr; | |
484 | __u32 access; | |
485 | }; | |
486 | ||
487 | struct nfs3_readlinkargs { | |
488 | struct nfs_fh * fh; | |
489 | unsigned int pgbase; | |
490 | unsigned int pglen; | |
491 | struct page ** pages; | |
492 | }; | |
493 | ||
494 | struct nfs3_renameres { | |
495 | struct nfs_fattr * fromattr; | |
496 | struct nfs_fattr * toattr; | |
497 | }; | |
498 | ||
499 | struct nfs3_linkres { | |
500 | struct nfs_fattr * dir_attr; | |
501 | struct nfs_fattr * fattr; | |
502 | }; | |
503 | ||
504 | struct nfs3_readdirres { | |
505 | struct nfs_fattr * dir_attr; | |
506 | __u32 * verf; | |
507 | int plus; | |
508 | }; | |
509 | ||
b7fa0554 AG |
510 | struct nfs3_getaclres { |
511 | struct nfs_fattr * fattr; | |
512 | int mask; | |
513 | unsigned int acl_access_count; | |
514 | unsigned int acl_default_count; | |
515 | struct posix_acl * acl_access; | |
516 | struct posix_acl * acl_default; | |
517 | }; | |
518 | ||
1da177e4 LT |
519 | #ifdef CONFIG_NFS_V4 |
520 | ||
521 | typedef u64 clientid4; | |
522 | ||
523 | struct nfs4_accessargs { | |
524 | const struct nfs_fh * fh; | |
525 | u32 access; | |
526 | }; | |
527 | ||
528 | struct nfs4_accessres { | |
529 | u32 supported; | |
530 | u32 access; | |
531 | }; | |
532 | ||
533 | struct nfs4_create_arg { | |
534 | u32 ftype; | |
535 | union { | |
536 | struct qstr * symlink; /* NF4LNK */ | |
537 | struct { | |
538 | u32 specdata1; | |
539 | u32 specdata2; | |
540 | } device; /* NF4BLK, NF4CHR */ | |
541 | } u; | |
542 | const struct qstr * name; | |
543 | const struct nfs_server * server; | |
544 | const struct iattr * attrs; | |
545 | const struct nfs_fh * dir_fh; | |
546 | const u32 * bitmask; | |
547 | }; | |
548 | ||
549 | struct nfs4_create_res { | |
550 | const struct nfs_server * server; | |
551 | struct nfs_fh * fh; | |
552 | struct nfs_fattr * fattr; | |
553 | struct nfs4_change_info dir_cinfo; | |
554 | }; | |
555 | ||
556 | struct nfs4_fsinfo_arg { | |
557 | const struct nfs_fh * fh; | |
558 | const u32 * bitmask; | |
559 | }; | |
560 | ||
561 | struct nfs4_getattr_arg { | |
562 | const struct nfs_fh * fh; | |
563 | const u32 * bitmask; | |
564 | }; | |
565 | ||
566 | struct nfs4_getattr_res { | |
567 | const struct nfs_server * server; | |
568 | struct nfs_fattr * fattr; | |
569 | }; | |
570 | ||
571 | struct nfs4_link_arg { | |
572 | const struct nfs_fh * fh; | |
573 | const struct nfs_fh * dir_fh; | |
574 | const struct qstr * name; | |
575 | }; | |
576 | ||
577 | struct nfs4_lookup_arg { | |
578 | const struct nfs_fh * dir_fh; | |
579 | const struct qstr * name; | |
580 | const u32 * bitmask; | |
581 | }; | |
582 | ||
583 | struct nfs4_lookup_res { | |
584 | const struct nfs_server * server; | |
585 | struct nfs_fattr * fattr; | |
586 | struct nfs_fh * fh; | |
587 | }; | |
588 | ||
589 | struct nfs4_lookup_root_arg { | |
590 | const u32 * bitmask; | |
591 | }; | |
592 | ||
593 | struct nfs4_pathconf_arg { | |
594 | const struct nfs_fh * fh; | |
595 | const u32 * bitmask; | |
596 | }; | |
597 | ||
598 | struct nfs4_readdir_arg { | |
599 | const struct nfs_fh * fh; | |
600 | u64 cookie; | |
601 | nfs4_verifier verifier; | |
602 | u32 count; | |
603 | struct page ** pages; /* zero-copy data */ | |
604 | unsigned int pgbase; /* zero-copy data */ | |
605 | const u32 * bitmask; | |
606 | }; | |
607 | ||
608 | struct nfs4_readdir_res { | |
609 | nfs4_verifier verifier; | |
610 | unsigned int pgbase; | |
611 | }; | |
612 | ||
613 | struct nfs4_readlink { | |
614 | const struct nfs_fh * fh; | |
615 | unsigned int pgbase; | |
616 | unsigned int pglen; /* zero-copy data */ | |
617 | struct page ** pages; /* zero-copy data */ | |
618 | }; | |
619 | ||
620 | struct nfs4_remove_arg { | |
621 | const struct nfs_fh * fh; | |
622 | const struct qstr * name; | |
623 | }; | |
624 | ||
625 | struct nfs4_rename_arg { | |
626 | const struct nfs_fh * old_dir; | |
627 | const struct nfs_fh * new_dir; | |
628 | const struct qstr * old_name; | |
629 | const struct qstr * new_name; | |
630 | }; | |
631 | ||
632 | struct nfs4_rename_res { | |
633 | struct nfs4_change_info old_cinfo; | |
634 | struct nfs4_change_info new_cinfo; | |
635 | }; | |
636 | ||
637 | struct nfs4_setclientid { | |
638 | const nfs4_verifier * sc_verifier; /* request */ | |
639 | unsigned int sc_name_len; | |
640 | char sc_name[32]; /* request */ | |
641 | u32 sc_prog; /* request */ | |
642 | unsigned int sc_netid_len; | |
643 | char sc_netid[4]; /* request */ | |
644 | unsigned int sc_uaddr_len; | |
645 | char sc_uaddr[24]; /* request */ | |
646 | u32 sc_cb_ident; /* request */ | |
647 | }; | |
648 | ||
649 | struct nfs4_statfs_arg { | |
650 | const struct nfs_fh * fh; | |
651 | const u32 * bitmask; | |
652 | }; | |
653 | ||
654 | struct nfs4_server_caps_res { | |
655 | u32 attr_bitmask[2]; | |
656 | u32 acl_bitmask; | |
657 | u32 has_links; | |
658 | u32 has_symlinks; | |
659 | }; | |
660 | ||
661 | #endif /* CONFIG_NFS_V4 */ | |
662 | ||
663 | struct nfs_page; | |
664 | ||
665 | struct nfs_read_data { | |
666 | int flags; | |
667 | struct rpc_task task; | |
668 | struct inode *inode; | |
669 | struct rpc_cred *cred; | |
670 | struct nfs_fattr fattr; /* fattr storage */ | |
671 | struct list_head pages; /* Coalesced read requests */ | |
672 | struct nfs_page *req; /* multi ops per nfs_page */ | |
673 | struct page *pagevec[NFS_READ_MAXIOV]; | |
674 | struct nfs_readargs args; | |
675 | struct nfs_readres res; | |
676 | #ifdef CONFIG_NFS_V4 | |
677 | unsigned long timestamp; /* For lease renewal */ | |
678 | #endif | |
679 | void (*complete) (struct nfs_read_data *, int); | |
680 | }; | |
681 | ||
682 | struct nfs_write_data { | |
683 | int flags; | |
684 | struct rpc_task task; | |
685 | struct inode *inode; | |
686 | struct rpc_cred *cred; | |
687 | struct nfs_fattr fattr; | |
688 | struct nfs_writeverf verf; | |
689 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
690 | struct nfs_page *req; /* multi ops per nfs_page */ | |
691 | struct page *pagevec[NFS_WRITE_MAXIOV]; | |
692 | struct nfs_writeargs args; /* argument struct */ | |
693 | struct nfs_writeres res; /* result struct */ | |
694 | #ifdef CONFIG_NFS_V4 | |
695 | unsigned long timestamp; /* For lease renewal */ | |
696 | #endif | |
697 | void (*complete) (struct nfs_write_data *, int); | |
698 | }; | |
699 | ||
700 | struct nfs_access_entry; | |
701 | ||
702 | /* | |
703 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
704 | */ | |
705 | struct nfs_rpc_ops { | |
706 | int version; /* Protocol version */ | |
707 | struct dentry_operations *dentry_ops; | |
708 | struct inode_operations *dir_inode_ops; | |
92cfc62c | 709 | struct inode_operations *file_inode_ops; |
1da177e4 LT |
710 | |
711 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
712 | struct nfs_fsinfo *); | |
713 | int (*getattr) (struct nfs_server *, struct nfs_fh *, | |
714 | struct nfs_fattr *); | |
715 | int (*setattr) (struct dentry *, struct nfs_fattr *, | |
716 | struct iattr *); | |
717 | int (*lookup) (struct inode *, struct qstr *, | |
718 | struct nfs_fh *, struct nfs_fattr *); | |
719 | int (*access) (struct inode *, struct nfs_access_entry *); | |
720 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
721 | unsigned int); | |
722 | int (*read) (struct nfs_read_data *); | |
723 | int (*write) (struct nfs_write_data *); | |
724 | int (*commit) (struct nfs_write_data *); | |
725 | int (*create) (struct inode *, struct dentry *, | |
726 | struct iattr *, int); | |
727 | int (*remove) (struct inode *, struct qstr *); | |
728 | int (*unlink_setup) (struct rpc_message *, | |
729 | struct dentry *, struct qstr *); | |
730 | int (*unlink_done) (struct dentry *, struct rpc_task *); | |
731 | int (*rename) (struct inode *, struct qstr *, | |
732 | struct inode *, struct qstr *); | |
733 | int (*link) (struct inode *, struct inode *, struct qstr *); | |
734 | int (*symlink) (struct inode *, struct qstr *, struct qstr *, | |
735 | struct iattr *, struct nfs_fh *, | |
736 | struct nfs_fattr *); | |
737 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); | |
738 | int (*rmdir) (struct inode *, struct qstr *); | |
739 | int (*readdir) (struct dentry *, struct rpc_cred *, | |
740 | u64, struct page *, unsigned int, int); | |
741 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, | |
742 | dev_t); | |
743 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
744 | struct nfs_fsstat *); | |
745 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
746 | struct nfs_fsinfo *); | |
747 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
748 | struct nfs_pathconf *); | |
749 | u32 * (*decode_dirent)(u32 *, struct nfs_entry *, int plus); | |
750 | void (*read_setup) (struct nfs_read_data *); | |
751 | void (*write_setup) (struct nfs_write_data *, int how); | |
752 | void (*commit_setup) (struct nfs_write_data *, int how); | |
753 | int (*file_open) (struct inode *, struct file *); | |
754 | int (*file_release) (struct inode *, struct file *); | |
755 | int (*lock)(struct file *, int, struct file_lock *); | |
ada70d94 | 756 | void (*clear_acl_cache)(struct inode *); |
1da177e4 LT |
757 | }; |
758 | ||
759 | /* | |
760 | * NFS_CALL(getattr, inode, (fattr)); | |
761 | * into | |
762 | * NFS_PROTO(inode)->getattr(fattr); | |
763 | */ | |
764 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
765 | ||
766 | /* | |
767 | * Function vectors etc. for the NFS client | |
768 | */ | |
769 | extern struct nfs_rpc_ops nfs_v2_clientops; | |
770 | extern struct nfs_rpc_ops nfs_v3_clientops; | |
771 | extern struct nfs_rpc_ops nfs_v4_clientops; | |
772 | extern struct rpc_version nfs_version2; | |
773 | extern struct rpc_version nfs_version3; | |
774 | extern struct rpc_version nfs_version4; | |
775 | ||
b7fa0554 AG |
776 | extern struct rpc_version nfsacl_version3; |
777 | extern struct rpc_program nfsacl_program; | |
778 | ||
1da177e4 | 779 | #endif |