Commit | Line | Data |
---|---|---|
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 |
16 | struct 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 | */ | |
24 | static 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 |
29 | struct 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; | |
9fa8d66f | 39 | dev_t rdev; |
1da177e4 LT |
40 | __u64 size; |
41 | union { | |
42 | struct { | |
43 | __u32 blocksize; | |
44 | __u32 blocks; | |
45 | } nfs2; | |
46 | struct { | |
47 | __u64 used; | |
48 | } nfs3; | |
49 | } du; | |
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; |
4704f0e2 | 59 | unsigned long gencount; |
1da177e4 LT |
60 | }; |
61 | ||
62 | #define NFS_ATTR_WCC 0x0001 /* pre-op WCC data */ | |
63 | #define NFS_ATTR_FATTR 0x0002 /* post-op attributes */ | |
64 | #define NFS_ATTR_FATTR_V3 0x0004 /* NFSv3 attributes */ | |
73a3d07c | 65 | #define NFS_ATTR_FATTR_V4 0x0008 /* NFSv4 change attribute */ |
70ca8852 TM |
66 | #define NFS_ATTR_WCC_V4 0x0010 /* pre-op change attribute */ |
67 | #define NFS_ATTR_FATTR_V4_REFERRAL 0x0020 /* NFSv4 referral */ | |
1da177e4 LT |
68 | |
69 | /* | |
70 | * Info on the file system | |
71 | */ | |
72 | struct nfs_fsinfo { | |
73 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
74 | __u32 rtmax; /* max. read transfer size */ | |
75 | __u32 rtpref; /* pref. read transfer size */ | |
76 | __u32 rtmult; /* reads should be multiple of this */ | |
77 | __u32 wtmax; /* max. write transfer size */ | |
78 | __u32 wtpref; /* pref. write transfer size */ | |
79 | __u32 wtmult; /* writes should be multiple of this */ | |
80 | __u32 dtpref; /* pref. readdir transfer size */ | |
81 | __u64 maxfilesize; | |
82 | __u32 lease_time; /* in seconds */ | |
83 | }; | |
84 | ||
85 | struct nfs_fsstat { | |
86 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
87 | __u64 tbytes; /* total size in bytes */ | |
88 | __u64 fbytes; /* # of free bytes */ | |
89 | __u64 abytes; /* # of bytes available to user */ | |
90 | __u64 tfiles; /* # of files */ | |
91 | __u64 ffiles; /* # of free files */ | |
92 | __u64 afiles; /* # of files available to user */ | |
93 | }; | |
94 | ||
95 | struct nfs2_fsstat { | |
96 | __u32 tsize; /* Server transfer size */ | |
97 | __u32 bsize; /* Filesystem block size */ | |
98 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
99 | __u32 bfree; /* No. of free "bsize" blocks */ | |
100 | __u32 bavail; /* No. of available "bsize" blocks */ | |
101 | }; | |
102 | ||
103 | struct nfs_pathconf { | |
104 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
105 | __u32 max_link; /* max # of hard links */ | |
106 | __u32 max_namelen; /* max name length */ | |
107 | }; | |
108 | ||
109 | struct nfs4_change_info { | |
110 | u32 atomic; | |
111 | u64 before; | |
112 | u64 after; | |
113 | }; | |
114 | ||
cee54fc9 | 115 | struct nfs_seqid; |
1da177e4 LT |
116 | /* |
117 | * Arguments to the open call. | |
118 | */ | |
119 | struct nfs_openargs { | |
120 | const struct nfs_fh * fh; | |
cee54fc9 | 121 | struct nfs_seqid * seqid; |
1da177e4 LT |
122 | int open_flags; |
123 | __u64 clientid; | |
9f958ab8 | 124 | __u64 id; |
1da177e4 LT |
125 | union { |
126 | struct iattr * attrs; /* UNCHECKED, GUARDED */ | |
127 | nfs4_verifier verifier; /* EXCLUSIVE */ | |
128 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ | |
129 | int delegation_type; /* CLAIM_PREVIOUS */ | |
130 | } u; | |
131 | const struct qstr * name; | |
132 | const struct nfs_server *server; /* Needed for ID mapping */ | |
133 | const u32 * bitmask; | |
134 | __u32 claim; | |
135 | }; | |
136 | ||
137 | struct nfs_openres { | |
138 | nfs4_stateid stateid; | |
139 | struct nfs_fh fh; | |
140 | struct nfs4_change_info cinfo; | |
141 | __u32 rflags; | |
142 | struct nfs_fattr * f_attr; | |
56ae19f3 | 143 | struct nfs_fattr * dir_attr; |
c1d51931 | 144 | struct nfs_seqid * seqid; |
1da177e4 LT |
145 | const struct nfs_server *server; |
146 | int delegation_type; | |
147 | nfs4_stateid delegation; | |
148 | __u32 do_recall; | |
149 | __u64 maxsize; | |
aa53ed54 | 150 | __u32 attrset[NFS4_BITMAP_SIZE]; |
1da177e4 LT |
151 | }; |
152 | ||
153 | /* | |
154 | * Arguments to the open_confirm call. | |
155 | */ | |
156 | struct nfs_open_confirmargs { | |
157 | const struct nfs_fh * fh; | |
cdd4e68b | 158 | nfs4_stateid * stateid; |
cee54fc9 | 159 | struct nfs_seqid * seqid; |
1da177e4 LT |
160 | }; |
161 | ||
162 | struct nfs_open_confirmres { | |
163 | nfs4_stateid stateid; | |
c1d51931 | 164 | struct nfs_seqid * seqid; |
1da177e4 LT |
165 | }; |
166 | ||
167 | /* | |
168 | * Arguments to the close call. | |
169 | */ | |
170 | struct nfs_closeargs { | |
171 | struct nfs_fh * fh; | |
9512135d | 172 | nfs4_stateid * stateid; |
cee54fc9 | 173 | struct nfs_seqid * seqid; |
1da177e4 | 174 | int open_flags; |
516a6af6 | 175 | const u32 * bitmask; |
1da177e4 LT |
176 | }; |
177 | ||
178 | struct nfs_closeres { | |
179 | nfs4_stateid stateid; | |
516a6af6 | 180 | struct nfs_fattr * fattr; |
c1d51931 | 181 | struct nfs_seqid * seqid; |
516a6af6 | 182 | const struct nfs_server *server; |
1da177e4 LT |
183 | }; |
184 | /* | |
185 | * * Arguments to the lock,lockt, and locku call. | |
186 | * */ | |
187 | struct nfs_lowner { | |
911d1aaf | 188 | __u64 clientid; |
9f958ab8 | 189 | __u64 id; |
1da177e4 LT |
190 | }; |
191 | ||
911d1aaf TM |
192 | struct nfs_lock_args { |
193 | struct nfs_fh * fh; | |
194 | struct file_lock * fl; | |
cee54fc9 | 195 | struct nfs_seqid * lock_seqid; |
06735b34 TM |
196 | nfs4_stateid * lock_stateid; |
197 | struct nfs_seqid * open_seqid; | |
198 | nfs4_stateid * open_stateid; | |
911d1aaf TM |
199 | struct nfs_lowner lock_owner; |
200 | unsigned char block : 1; | |
201 | unsigned char reclaim : 1; | |
202 | unsigned char new_lock_owner : 1; | |
203 | }; | |
204 | ||
205 | struct nfs_lock_res { | |
c1d51931 TM |
206 | nfs4_stateid stateid; |
207 | struct nfs_seqid * lock_seqid; | |
208 | struct nfs_seqid * open_seqid; | |
1da177e4 LT |
209 | }; |
210 | ||
911d1aaf TM |
211 | struct nfs_locku_args { |
212 | struct nfs_fh * fh; | |
213 | struct file_lock * fl; | |
cee54fc9 | 214 | struct nfs_seqid * seqid; |
faf5f49c | 215 | nfs4_stateid * stateid; |
1da177e4 LT |
216 | }; |
217 | ||
911d1aaf | 218 | struct nfs_locku_res { |
c1d51931 TM |
219 | nfs4_stateid stateid; |
220 | struct nfs_seqid * seqid; | |
1da177e4 LT |
221 | }; |
222 | ||
911d1aaf TM |
223 | struct nfs_lockt_args { |
224 | struct nfs_fh * fh; | |
225 | struct file_lock * fl; | |
226 | struct nfs_lowner lock_owner; | |
1da177e4 LT |
227 | }; |
228 | ||
911d1aaf TM |
229 | struct nfs_lockt_res { |
230 | struct file_lock * denied; /* LOCK, LOCKT failed */ | |
1da177e4 LT |
231 | }; |
232 | ||
233 | struct nfs4_delegreturnargs { | |
234 | const struct nfs_fh *fhandle; | |
235 | const nfs4_stateid *stateid; | |
fa178f29 TM |
236 | const u32 * bitmask; |
237 | }; | |
238 | ||
239 | struct nfs4_delegreturnres { | |
240 | struct nfs_fattr * fattr; | |
241 | const struct nfs_server *server; | |
1da177e4 LT |
242 | }; |
243 | ||
244 | /* | |
245 | * Arguments to the read call. | |
246 | */ | |
1da177e4 LT |
247 | struct nfs_readargs { |
248 | struct nfs_fh * fh; | |
249 | struct nfs_open_context *context; | |
250 | __u64 offset; | |
251 | __u32 count; | |
252 | unsigned int pgbase; | |
253 | struct page ** pages; | |
254 | }; | |
255 | ||
256 | struct nfs_readres { | |
257 | struct nfs_fattr * fattr; | |
258 | __u32 count; | |
259 | int eof; | |
260 | }; | |
261 | ||
262 | /* | |
263 | * Arguments to the write call. | |
264 | */ | |
1da177e4 LT |
265 | struct nfs_writeargs { |
266 | struct nfs_fh * fh; | |
267 | struct nfs_open_context *context; | |
268 | __u64 offset; | |
269 | __u32 count; | |
270 | enum nfs3_stable_how stable; | |
271 | unsigned int pgbase; | |
272 | struct page ** pages; | |
4f9838c7 | 273 | const u32 * bitmask; |
1da177e4 LT |
274 | }; |
275 | ||
276 | struct nfs_writeverf { | |
277 | enum nfs3_stable_how committed; | |
bc4785cd | 278 | __be32 verifier[2]; |
1da177e4 LT |
279 | }; |
280 | ||
281 | struct nfs_writeres { | |
282 | struct nfs_fattr * fattr; | |
283 | struct nfs_writeverf * verf; | |
284 | __u32 count; | |
4f9838c7 | 285 | const struct nfs_server *server; |
1da177e4 LT |
286 | }; |
287 | ||
4fdc17b2 TM |
288 | /* |
289 | * Common arguments to the unlink call | |
290 | */ | |
291 | struct nfs_removeargs { | |
292 | const struct nfs_fh *fh; | |
293 | struct qstr name; | |
294 | const u32 * bitmask; | |
295 | }; | |
296 | ||
297 | struct nfs_removeres { | |
298 | const struct nfs_server *server; | |
299 | struct nfs4_change_info cinfo; | |
300 | struct nfs_fattr dir_attr; | |
301 | }; | |
302 | ||
1da177e4 LT |
303 | /* |
304 | * Argument struct for decode_entry function | |
305 | */ | |
306 | struct nfs_entry { | |
307 | __u64 ino; | |
308 | __u64 cookie, | |
309 | prev_cookie; | |
310 | const char * name; | |
311 | unsigned int len; | |
312 | int eof; | |
313 | struct nfs_fh * fh; | |
314 | struct nfs_fattr * fattr; | |
315 | }; | |
316 | ||
317 | /* | |
318 | * The following types are for NFSv2 only. | |
319 | */ | |
320 | struct nfs_sattrargs { | |
321 | struct nfs_fh * fh; | |
322 | struct iattr * sattr; | |
323 | }; | |
324 | ||
325 | struct nfs_diropargs { | |
326 | struct nfs_fh * fh; | |
327 | const char * name; | |
328 | unsigned int len; | |
329 | }; | |
330 | ||
331 | struct nfs_createargs { | |
332 | struct nfs_fh * fh; | |
333 | const char * name; | |
334 | unsigned int len; | |
335 | struct iattr * sattr; | |
336 | }; | |
337 | ||
338 | struct nfs_renameargs { | |
339 | struct nfs_fh * fromfh; | |
340 | const char * fromname; | |
341 | unsigned int fromlen; | |
342 | struct nfs_fh * tofh; | |
343 | const char * toname; | |
344 | unsigned int tolen; | |
345 | }; | |
346 | ||
347 | struct nfs_setattrargs { | |
348 | struct nfs_fh * fh; | |
349 | nfs4_stateid stateid; | |
350 | struct iattr * iap; | |
351 | const struct nfs_server * server; /* Needed for name mapping */ | |
352 | const u32 * bitmask; | |
353 | }; | |
354 | ||
23ec6965 BF |
355 | struct nfs_setaclargs { |
356 | struct nfs_fh * fh; | |
357 | size_t acl_len; | |
358 | unsigned int acl_pgbase; | |
359 | struct page ** acl_pages; | |
360 | }; | |
361 | ||
029d105e BF |
362 | struct nfs_getaclargs { |
363 | struct nfs_fh * fh; | |
364 | size_t acl_len; | |
365 | unsigned int acl_pgbase; | |
366 | struct page ** acl_pages; | |
367 | }; | |
368 | ||
1da177e4 LT |
369 | struct nfs_setattrres { |
370 | struct nfs_fattr * fattr; | |
371 | const struct nfs_server * server; | |
372 | }; | |
373 | ||
374 | struct nfs_linkargs { | |
375 | struct nfs_fh * fromfh; | |
376 | struct nfs_fh * tofh; | |
377 | const char * toname; | |
378 | unsigned int tolen; | |
379 | }; | |
380 | ||
381 | struct nfs_symlinkargs { | |
382 | struct nfs_fh * fromfh; | |
383 | const char * fromname; | |
384 | unsigned int fromlen; | |
94a6d753 CL |
385 | struct page ** pages; |
386 | unsigned int pathlen; | |
1da177e4 LT |
387 | struct iattr * sattr; |
388 | }; | |
389 | ||
390 | struct nfs_readdirargs { | |
391 | struct nfs_fh * fh; | |
392 | __u32 cookie; | |
393 | unsigned int count; | |
394 | struct page ** pages; | |
395 | }; | |
396 | ||
b7fa0554 AG |
397 | struct nfs3_getaclargs { |
398 | struct nfs_fh * fh; | |
399 | int mask; | |
400 | struct page ** pages; | |
401 | }; | |
402 | ||
403 | struct nfs3_setaclargs { | |
404 | struct inode * inode; | |
405 | int mask; | |
406 | struct posix_acl * acl_access; | |
407 | struct posix_acl * acl_default; | |
408 | struct page ** pages; | |
409 | }; | |
410 | ||
1da177e4 LT |
411 | struct nfs_diropok { |
412 | struct nfs_fh * fh; | |
413 | struct nfs_fattr * fattr; | |
414 | }; | |
415 | ||
416 | struct nfs_readlinkargs { | |
417 | struct nfs_fh * fh; | |
418 | unsigned int pgbase; | |
419 | unsigned int pglen; | |
420 | struct page ** pages; | |
421 | }; | |
422 | ||
423 | struct nfs3_sattrargs { | |
424 | struct nfs_fh * fh; | |
425 | struct iattr * sattr; | |
426 | unsigned int guard; | |
427 | struct timespec guardtime; | |
428 | }; | |
429 | ||
430 | struct nfs3_diropargs { | |
431 | struct nfs_fh * fh; | |
432 | const char * name; | |
433 | unsigned int len; | |
434 | }; | |
435 | ||
436 | struct nfs3_accessargs { | |
437 | struct nfs_fh * fh; | |
438 | __u32 access; | |
439 | }; | |
440 | ||
441 | struct nfs3_createargs { | |
442 | struct nfs_fh * fh; | |
443 | const char * name; | |
444 | unsigned int len; | |
445 | struct iattr * sattr; | |
446 | enum nfs3_createmode createmode; | |
bc4785cd | 447 | __be32 verifier[2]; |
1da177e4 LT |
448 | }; |
449 | ||
450 | struct nfs3_mkdirargs { | |
451 | struct nfs_fh * fh; | |
452 | const char * name; | |
453 | unsigned int len; | |
454 | struct iattr * sattr; | |
455 | }; | |
456 | ||
457 | struct nfs3_symlinkargs { | |
458 | struct nfs_fh * fromfh; | |
459 | const char * fromname; | |
460 | unsigned int fromlen; | |
94a6d753 CL |
461 | struct page ** pages; |
462 | unsigned int pathlen; | |
1da177e4 LT |
463 | struct iattr * sattr; |
464 | }; | |
465 | ||
466 | struct nfs3_mknodargs { | |
467 | struct nfs_fh * fh; | |
468 | const char * name; | |
469 | unsigned int len; | |
470 | enum nfs3_ftype type; | |
471 | struct iattr * sattr; | |
472 | dev_t rdev; | |
473 | }; | |
474 | ||
475 | struct nfs3_renameargs { | |
476 | struct nfs_fh * fromfh; | |
477 | const char * fromname; | |
478 | unsigned int fromlen; | |
479 | struct nfs_fh * tofh; | |
480 | const char * toname; | |
481 | unsigned int tolen; | |
482 | }; | |
483 | ||
484 | struct nfs3_linkargs { | |
485 | struct nfs_fh * fromfh; | |
486 | struct nfs_fh * tofh; | |
487 | const char * toname; | |
488 | unsigned int tolen; | |
489 | }; | |
490 | ||
491 | struct nfs3_readdirargs { | |
492 | struct nfs_fh * fh; | |
493 | __u64 cookie; | |
bc4785cd | 494 | __be32 verf[2]; |
1da177e4 LT |
495 | int plus; |
496 | unsigned int count; | |
497 | struct page ** pages; | |
498 | }; | |
499 | ||
500 | struct nfs3_diropres { | |
501 | struct nfs_fattr * dir_attr; | |
502 | struct nfs_fh * fh; | |
503 | struct nfs_fattr * fattr; | |
504 | }; | |
505 | ||
506 | struct nfs3_accessres { | |
507 | struct nfs_fattr * fattr; | |
508 | __u32 access; | |
509 | }; | |
510 | ||
511 | struct nfs3_readlinkargs { | |
512 | struct nfs_fh * fh; | |
513 | unsigned int pgbase; | |
514 | unsigned int pglen; | |
515 | struct page ** pages; | |
516 | }; | |
517 | ||
518 | struct nfs3_renameres { | |
519 | struct nfs_fattr * fromattr; | |
520 | struct nfs_fattr * toattr; | |
521 | }; | |
522 | ||
523 | struct nfs3_linkres { | |
524 | struct nfs_fattr * dir_attr; | |
525 | struct nfs_fattr * fattr; | |
526 | }; | |
527 | ||
528 | struct nfs3_readdirres { | |
529 | struct nfs_fattr * dir_attr; | |
bc4785cd | 530 | __be32 * verf; |
1da177e4 LT |
531 | int plus; |
532 | }; | |
533 | ||
b7fa0554 AG |
534 | struct nfs3_getaclres { |
535 | struct nfs_fattr * fattr; | |
536 | int mask; | |
537 | unsigned int acl_access_count; | |
538 | unsigned int acl_default_count; | |
539 | struct posix_acl * acl_access; | |
540 | struct posix_acl * acl_default; | |
541 | }; | |
542 | ||
1da177e4 LT |
543 | #ifdef CONFIG_NFS_V4 |
544 | ||
545 | typedef u64 clientid4; | |
546 | ||
547 | struct nfs4_accessargs { | |
548 | const struct nfs_fh * fh; | |
76b32999 | 549 | const u32 * bitmask; |
1da177e4 LT |
550 | u32 access; |
551 | }; | |
552 | ||
553 | struct nfs4_accessres { | |
76b32999 TM |
554 | const struct nfs_server * server; |
555 | struct nfs_fattr * fattr; | |
1da177e4 LT |
556 | u32 supported; |
557 | u32 access; | |
558 | }; | |
559 | ||
560 | struct nfs4_create_arg { | |
561 | u32 ftype; | |
562 | union { | |
94a6d753 CL |
563 | struct { |
564 | struct page ** pages; | |
565 | unsigned int len; | |
566 | } symlink; /* NF4LNK */ | |
1da177e4 LT |
567 | struct { |
568 | u32 specdata1; | |
569 | u32 specdata2; | |
570 | } device; /* NF4BLK, NF4CHR */ | |
571 | } u; | |
572 | const struct qstr * name; | |
573 | const struct nfs_server * server; | |
574 | const struct iattr * attrs; | |
575 | const struct nfs_fh * dir_fh; | |
576 | const u32 * bitmask; | |
577 | }; | |
578 | ||
579 | struct nfs4_create_res { | |
580 | const struct nfs_server * server; | |
581 | struct nfs_fh * fh; | |
582 | struct nfs_fattr * fattr; | |
583 | struct nfs4_change_info dir_cinfo; | |
56ae19f3 | 584 | struct nfs_fattr * dir_fattr; |
1da177e4 LT |
585 | }; |
586 | ||
587 | struct nfs4_fsinfo_arg { | |
588 | const struct nfs_fh * fh; | |
589 | const u32 * bitmask; | |
590 | }; | |
591 | ||
592 | struct nfs4_getattr_arg { | |
593 | const struct nfs_fh * fh; | |
594 | const u32 * bitmask; | |
595 | }; | |
596 | ||
597 | struct nfs4_getattr_res { | |
598 | const struct nfs_server * server; | |
599 | struct nfs_fattr * fattr; | |
600 | }; | |
601 | ||
602 | struct nfs4_link_arg { | |
603 | const struct nfs_fh * fh; | |
604 | const struct nfs_fh * dir_fh; | |
605 | const struct qstr * name; | |
91ba2eee TM |
606 | const u32 * bitmask; |
607 | }; | |
608 | ||
609 | struct nfs4_link_res { | |
610 | const struct nfs_server * server; | |
611 | struct nfs_fattr * fattr; | |
612 | struct nfs4_change_info cinfo; | |
613 | struct nfs_fattr * dir_attr; | |
1da177e4 LT |
614 | }; |
615 | ||
91ba2eee | 616 | |
1da177e4 LT |
617 | struct nfs4_lookup_arg { |
618 | const struct nfs_fh * dir_fh; | |
619 | const struct qstr * name; | |
620 | const u32 * bitmask; | |
621 | }; | |
622 | ||
623 | struct nfs4_lookup_res { | |
624 | const struct nfs_server * server; | |
625 | struct nfs_fattr * fattr; | |
626 | struct nfs_fh * fh; | |
627 | }; | |
628 | ||
629 | struct nfs4_lookup_root_arg { | |
630 | const u32 * bitmask; | |
631 | }; | |
632 | ||
633 | struct nfs4_pathconf_arg { | |
634 | const struct nfs_fh * fh; | |
635 | const u32 * bitmask; | |
636 | }; | |
637 | ||
638 | struct nfs4_readdir_arg { | |
639 | const struct nfs_fh * fh; | |
640 | u64 cookie; | |
641 | nfs4_verifier verifier; | |
642 | u32 count; | |
643 | struct page ** pages; /* zero-copy data */ | |
644 | unsigned int pgbase; /* zero-copy data */ | |
645 | const u32 * bitmask; | |
646 | }; | |
647 | ||
648 | struct nfs4_readdir_res { | |
649 | nfs4_verifier verifier; | |
650 | unsigned int pgbase; | |
651 | }; | |
652 | ||
653 | struct nfs4_readlink { | |
654 | const struct nfs_fh * fh; | |
655 | unsigned int pgbase; | |
656 | unsigned int pglen; /* zero-copy data */ | |
657 | struct page ** pages; /* zero-copy data */ | |
658 | }; | |
659 | ||
1da177e4 LT |
660 | struct nfs4_rename_arg { |
661 | const struct nfs_fh * old_dir; | |
662 | const struct nfs_fh * new_dir; | |
663 | const struct qstr * old_name; | |
664 | const struct qstr * new_name; | |
6caf2c82 | 665 | const u32 * bitmask; |
1da177e4 LT |
666 | }; |
667 | ||
668 | struct nfs4_rename_res { | |
6caf2c82 | 669 | const struct nfs_server * server; |
1da177e4 | 670 | struct nfs4_change_info old_cinfo; |
6caf2c82 | 671 | struct nfs_fattr * old_fattr; |
1da177e4 | 672 | struct nfs4_change_info new_cinfo; |
6caf2c82 | 673 | struct nfs_fattr * new_fattr; |
1da177e4 LT |
674 | }; |
675 | ||
19d771f3 | 676 | #define NFS4_SETCLIENTID_NAMELEN (127) |
1da177e4 | 677 | struct nfs4_setclientid { |
cc38bac3 | 678 | const nfs4_verifier * sc_verifier; |
1da177e4 | 679 | unsigned int sc_name_len; |
d1ce02e1 | 680 | char sc_name[NFS4_SETCLIENTID_NAMELEN + 1]; |
cc38bac3 | 681 | u32 sc_prog; |
1da177e4 | 682 | unsigned int sc_netid_len; |
d1ce02e1 | 683 | char sc_netid[RPCBIND_MAXNETIDLEN + 1]; |
1da177e4 | 684 | unsigned int sc_uaddr_len; |
d1ce02e1 | 685 | char sc_uaddr[RPCBIND_MAXUADDRLEN + 1]; |
cc38bac3 | 686 | u32 sc_cb_ident; |
1da177e4 LT |
687 | }; |
688 | ||
689 | struct nfs4_statfs_arg { | |
690 | const struct nfs_fh * fh; | |
691 | const u32 * bitmask; | |
692 | }; | |
693 | ||
694 | struct nfs4_server_caps_res { | |
695 | u32 attr_bitmask[2]; | |
696 | u32 acl_bitmask; | |
697 | u32 has_links; | |
698 | u32 has_symlinks; | |
699 | }; | |
700 | ||
7aaa0b3b MN |
701 | struct nfs4_string { |
702 | unsigned int len; | |
703 | char *data; | |
683b57b4 TM |
704 | }; |
705 | ||
7aaa0b3b MN |
706 | #define NFS4_PATHNAME_MAXCOMPONENTS 512 |
707 | struct nfs4_pathname { | |
708 | unsigned int ncomponents; | |
709 | struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; | |
710 | }; | |
711 | ||
712 | #define NFS4_FS_LOCATION_MAXSERVERS 10 | |
713 | struct nfs4_fs_location { | |
714 | unsigned int nservers; | |
715 | struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; | |
716 | struct nfs4_pathname rootpath; | |
717 | }; | |
718 | ||
719 | #define NFS4_FS_LOCATIONS_MAXENTRIES 10 | |
720 | struct nfs4_fs_locations { | |
683b57b4 TM |
721 | struct nfs_fattr fattr; |
722 | const struct nfs_server *server; | |
7aaa0b3b | 723 | struct nfs4_pathname fs_path; |
683b57b4 | 724 | int nlocations; |
7aaa0b3b | 725 | struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; |
683b57b4 TM |
726 | }; |
727 | ||
728 | struct nfs4_fs_locations_arg { | |
729 | const struct nfs_fh *dir_fh; | |
730 | const struct qstr *name; | |
731 | struct page *page; | |
732 | const u32 *bitmask; | |
733 | }; | |
734 | ||
1da177e4 LT |
735 | #endif /* CONFIG_NFS_V4 */ |
736 | ||
737 | struct nfs_page; | |
738 | ||
40859d7e CL |
739 | #define NFS_PAGEVEC_SIZE (8U) |
740 | ||
1da177e4 LT |
741 | struct nfs_read_data { |
742 | int flags; | |
743 | struct rpc_task task; | |
744 | struct inode *inode; | |
745 | struct rpc_cred *cred; | |
746 | struct nfs_fattr fattr; /* fattr storage */ | |
747 | struct list_head pages; /* Coalesced read requests */ | |
748 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 749 | struct page **pagevec; |
e9f7bee1 | 750 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
751 | struct nfs_readargs args; |
752 | struct nfs_readres res; | |
753 | #ifdef CONFIG_NFS_V4 | |
754 | unsigned long timestamp; /* For lease renewal */ | |
755 | #endif | |
0d0b5cb3 | 756 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
757 | }; |
758 | ||
759 | struct nfs_write_data { | |
760 | int flags; | |
761 | struct rpc_task task; | |
762 | struct inode *inode; | |
763 | struct rpc_cred *cred; | |
764 | struct nfs_fattr fattr; | |
765 | struct nfs_writeverf verf; | |
766 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
767 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 768 | struct page **pagevec; |
e9f7bee1 | 769 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
770 | struct nfs_writeargs args; /* argument struct */ |
771 | struct nfs_writeres res; /* result struct */ | |
772 | #ifdef CONFIG_NFS_V4 | |
773 | unsigned long timestamp; /* For lease renewal */ | |
774 | #endif | |
0d0b5cb3 | 775 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
776 | }; |
777 | ||
778 | struct nfs_access_entry; | |
779 | ||
780 | /* | |
781 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
782 | */ | |
783 | struct nfs_rpc_ops { | |
c0e07cb6 | 784 | u32 version; /* Protocol version */ |
1da177e4 | 785 | struct dentry_operations *dentry_ops; |
c5ef1c42 AV |
786 | const struct inode_operations *dir_inode_ops; |
787 | const struct inode_operations *file_inode_ops; | |
1da177e4 LT |
788 | |
789 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
790 | struct nfs_fsinfo *); | |
2b3de441 DH |
791 | int (*lookupfh)(struct nfs_server *, struct nfs_fh *, |
792 | struct qstr *, struct nfs_fh *, | |
793 | struct nfs_fattr *); | |
1da177e4 LT |
794 | int (*getattr) (struct nfs_server *, struct nfs_fh *, |
795 | struct nfs_fattr *); | |
796 | int (*setattr) (struct dentry *, struct nfs_fattr *, | |
797 | struct iattr *); | |
798 | int (*lookup) (struct inode *, struct qstr *, | |
799 | struct nfs_fh *, struct nfs_fattr *); | |
800 | int (*access) (struct inode *, struct nfs_access_entry *); | |
801 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
802 | unsigned int); | |
1da177e4 | 803 | int (*create) (struct inode *, struct dentry *, |
02a913a7 | 804 | struct iattr *, int, struct nameidata *); |
1da177e4 | 805 | int (*remove) (struct inode *, struct qstr *); |
e4eff1a6 TM |
806 | void (*unlink_setup) (struct rpc_message *, struct inode *dir); |
807 | int (*unlink_done) (struct rpc_task *, struct inode *); | |
1da177e4 LT |
808 | int (*rename) (struct inode *, struct qstr *, |
809 | struct inode *, struct qstr *); | |
810 | int (*link) (struct inode *, struct inode *, struct qstr *); | |
94a6d753 CL |
811 | int (*symlink) (struct inode *, struct dentry *, struct page *, |
812 | unsigned int, struct iattr *); | |
1da177e4 LT |
813 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); |
814 | int (*rmdir) (struct inode *, struct qstr *); | |
815 | int (*readdir) (struct dentry *, struct rpc_cred *, | |
816 | u64, struct page *, unsigned int, int); | |
817 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, | |
818 | dev_t); | |
819 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
820 | struct nfs_fsstat *); | |
821 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
822 | struct nfs_fsinfo *); | |
823 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
824 | struct nfs_pathconf *); | |
e9326dca | 825 | int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); |
0dbb4c67 | 826 | __be32 *(*decode_dirent)(__be32 *, struct nfs_entry *, int plus); |
bdc7f021 | 827 | void (*read_setup) (struct nfs_read_data *, struct rpc_message *); |
ec06c096 | 828 | int (*read_done) (struct rpc_task *, struct nfs_read_data *); |
bdc7f021 | 829 | void (*write_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 830 | int (*write_done) (struct rpc_task *, struct nfs_write_data *); |
bdc7f021 | 831 | void (*commit_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 832 | int (*commit_done) (struct rpc_task *, struct nfs_write_data *); |
1da177e4 | 833 | int (*lock)(struct file *, int, struct file_lock *); |
2116271a | 834 | int (*lock_check_bounds)(const struct file_lock *); |
ada70d94 | 835 | void (*clear_acl_cache)(struct inode *); |
1da177e4 LT |
836 | }; |
837 | ||
838 | /* | |
839 | * NFS_CALL(getattr, inode, (fattr)); | |
840 | * into | |
841 | * NFS_PROTO(inode)->getattr(fattr); | |
842 | */ | |
843 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
844 | ||
845 | /* | |
846 | * Function vectors etc. for the NFS client | |
847 | */ | |
509de811 DH |
848 | extern const struct nfs_rpc_ops nfs_v2_clientops; |
849 | extern const struct nfs_rpc_ops nfs_v3_clientops; | |
850 | extern const struct nfs_rpc_ops nfs_v4_clientops; | |
1da177e4 LT |
851 | extern struct rpc_version nfs_version2; |
852 | extern struct rpc_version nfs_version3; | |
853 | extern struct rpc_version nfs_version4; | |
854 | ||
b7fa0554 AG |
855 | extern struct rpc_version nfsacl_version3; |
856 | extern struct rpc_program nfsacl_program; | |
857 | ||
1da177e4 | 858 | #endif |