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1da177e4 LT |
1 | #ifndef _LINUX_NFS_XDR_H |
2 | #define _LINUX_NFS_XDR_H | |
3 | ||
b7fa0554 | 4 | #include <linux/nfsacl.h> |
d7031582 | 5 | #include <linux/nfs3.h> |
5a5ea0d4 | 6 | #include <linux/sunrpc/gss_api.h> |
1da177e4 | 7 | |
40859d7e CL |
8 | /* |
9 | * To change the maximum rsize and wsize supported by the NFS client, adjust | |
10 | * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can | |
11 | * support a megabyte or more. The default is left at 4096 bytes, which is | |
12 | * reasonable for NFS over UDP. | |
13 | */ | |
14 | #define NFS_MAX_FILE_IO_SIZE (1048576U) | |
15 | #define NFS_DEF_FILE_IO_SIZE (4096U) | |
16 | #define NFS_MIN_FILE_IO_SIZE (1024U) | |
17 | ||
5a5ea0d4 BS |
18 | /* Forward declaration for NFS v3 */ |
19 | struct nfs4_secinfo_flavors; | |
20 | ||
8b4bdcf8 TM |
21 | struct nfs_fsid { |
22 | uint64_t major; | |
23 | uint64_t minor; | |
1da177e4 LT |
24 | }; |
25 | ||
8b4bdcf8 TM |
26 | /* |
27 | * Helper for checking equality between 2 fsids. | |
28 | */ | |
29 | static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b) | |
30 | { | |
31 | return a->major == b->major && a->minor == b->minor; | |
32 | } | |
33 | ||
1da177e4 | 34 | struct nfs_fattr { |
9e6e70f8 | 35 | unsigned int valid; /* which fields are valid */ |
bca79478 | 36 | umode_t mode; |
1da177e4 LT |
37 | __u32 nlink; |
38 | __u32 uid; | |
39 | __u32 gid; | |
9fa8d66f | 40 | dev_t rdev; |
1da177e4 LT |
41 | __u64 size; |
42 | union { | |
43 | struct { | |
44 | __u32 blocksize; | |
45 | __u32 blocks; | |
46 | } nfs2; | |
47 | struct { | |
48 | __u64 used; | |
49 | } nfs3; | |
50 | } du; | |
8b4bdcf8 | 51 | struct nfs_fsid fsid; |
1da177e4 LT |
52 | __u64 fileid; |
53 | struct timespec atime; | |
54 | struct timespec mtime; | |
55 | struct timespec ctime; | |
1da177e4 LT |
56 | __u64 change_attr; /* NFSv4 change attribute */ |
57 | __u64 pre_change_attr;/* pre-op NFSv4 change attribute */ | |
1ca277d8 TM |
58 | __u64 pre_size; /* pre_op_attr.size */ |
59 | struct timespec pre_mtime; /* pre_op_attr.mtime */ | |
60 | struct timespec pre_ctime; /* pre_op_attr.ctime */ | |
33801147 | 61 | unsigned long time_start; |
4704f0e2 | 62 | unsigned long gencount; |
1da177e4 LT |
63 | }; |
64 | ||
9e6e70f8 TM |
65 | #define NFS_ATTR_FATTR_TYPE (1U << 0) |
66 | #define NFS_ATTR_FATTR_MODE (1U << 1) | |
67 | #define NFS_ATTR_FATTR_NLINK (1U << 2) | |
68 | #define NFS_ATTR_FATTR_OWNER (1U << 3) | |
69 | #define NFS_ATTR_FATTR_GROUP (1U << 4) | |
70 | #define NFS_ATTR_FATTR_RDEV (1U << 5) | |
71 | #define NFS_ATTR_FATTR_SIZE (1U << 6) | |
72 | #define NFS_ATTR_FATTR_PRESIZE (1U << 7) | |
73 | #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8) | |
74 | #define NFS_ATTR_FATTR_SPACE_USED (1U << 9) | |
75 | #define NFS_ATTR_FATTR_FSID (1U << 10) | |
76 | #define NFS_ATTR_FATTR_FILEID (1U << 11) | |
77 | #define NFS_ATTR_FATTR_ATIME (1U << 12) | |
78 | #define NFS_ATTR_FATTR_MTIME (1U << 13) | |
79 | #define NFS_ATTR_FATTR_CTIME (1U << 14) | |
80 | #define NFS_ATTR_FATTR_PREMTIME (1U << 15) | |
81 | #define NFS_ATTR_FATTR_PRECTIME (1U << 16) | |
82 | #define NFS_ATTR_FATTR_CHANGE (1U << 17) | |
83 | #define NFS_ATTR_FATTR_PRECHANGE (1U << 18) | |
84 | #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */ | |
7ebb9315 | 85 | #define NFS_ATTR_FATTR_MOUNTPOINT (1U << 20) /* Treat as mountpoint */ |
9e6e70f8 TM |
86 | |
87 | #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \ | |
88 | | NFS_ATTR_FATTR_MODE \ | |
89 | | NFS_ATTR_FATTR_NLINK \ | |
90 | | NFS_ATTR_FATTR_OWNER \ | |
91 | | NFS_ATTR_FATTR_GROUP \ | |
92 | | NFS_ATTR_FATTR_RDEV \ | |
93 | | NFS_ATTR_FATTR_SIZE \ | |
94 | | NFS_ATTR_FATTR_FSID \ | |
95 | | NFS_ATTR_FATTR_FILEID \ | |
96 | | NFS_ATTR_FATTR_ATIME \ | |
97 | | NFS_ATTR_FATTR_MTIME \ | |
98 | | NFS_ATTR_FATTR_CTIME) | |
99 | #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \ | |
100 | | NFS_ATTR_FATTR_BLOCKS_USED) | |
101 | #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \ | |
102 | | NFS_ATTR_FATTR_SPACE_USED) | |
103 | #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \ | |
104 | | NFS_ATTR_FATTR_SPACE_USED \ | |
105 | | NFS_ATTR_FATTR_CHANGE) | |
1da177e4 LT |
106 | |
107 | /* | |
108 | * Info on the file system | |
109 | */ | |
110 | struct nfs_fsinfo { | |
111 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
112 | __u32 rtmax; /* max. read transfer size */ | |
113 | __u32 rtpref; /* pref. read transfer size */ | |
114 | __u32 rtmult; /* reads should be multiple of this */ | |
115 | __u32 wtmax; /* max. write transfer size */ | |
116 | __u32 wtpref; /* pref. write transfer size */ | |
117 | __u32 wtmult; /* writes should be multiple of this */ | |
118 | __u32 dtpref; /* pref. readdir transfer size */ | |
119 | __u64 maxfilesize; | |
6b96724e | 120 | struct timespec time_delta; /* server time granularity */ |
1da177e4 | 121 | __u32 lease_time; /* in seconds */ |
504913fb | 122 | __u32 layouttype; /* supported pnfs layout driver */ |
1da177e4 LT |
123 | }; |
124 | ||
125 | struct nfs_fsstat { | |
126 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
127 | __u64 tbytes; /* total size in bytes */ | |
128 | __u64 fbytes; /* # of free bytes */ | |
129 | __u64 abytes; /* # of bytes available to user */ | |
130 | __u64 tfiles; /* # of files */ | |
131 | __u64 ffiles; /* # of free files */ | |
132 | __u64 afiles; /* # of files available to user */ | |
133 | }; | |
134 | ||
135 | struct nfs2_fsstat { | |
136 | __u32 tsize; /* Server transfer size */ | |
137 | __u32 bsize; /* Filesystem block size */ | |
138 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
139 | __u32 bfree; /* No. of free "bsize" blocks */ | |
140 | __u32 bavail; /* No. of available "bsize" blocks */ | |
141 | }; | |
142 | ||
143 | struct nfs_pathconf { | |
144 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
145 | __u32 max_link; /* max # of hard links */ | |
146 | __u32 max_namelen; /* max name length */ | |
147 | }; | |
148 | ||
149 | struct nfs4_change_info { | |
150 | u32 atomic; | |
151 | u64 before; | |
152 | u64 after; | |
153 | }; | |
154 | ||
cee54fc9 | 155 | struct nfs_seqid; |
9ff71c3a | 156 | |
557134a3 AA |
157 | /* nfs41 sessions channel attributes */ |
158 | struct nfs4_channel_attrs { | |
159 | u32 headerpadsz; | |
160 | u32 max_rqst_sz; | |
161 | u32 max_resp_sz; | |
162 | u32 max_resp_sz_cached; | |
163 | u32 max_ops; | |
164 | u32 max_reqs; | |
165 | }; | |
166 | ||
167 | /* nfs41 sessions slot seqid */ | |
168 | struct nfs4_slot { | |
169 | u32 seq_nr; | |
170 | }; | |
171 | ||
9ff71c3a | 172 | struct nfs4_sequence_args { |
f3752975 | 173 | struct nfs4_session *sa_session; |
fbcd4abc AA |
174 | u8 sa_slotid; |
175 | u8 sa_cache_this; | |
9ff71c3a BH |
176 | }; |
177 | ||
178 | struct nfs4_sequence_res { | |
f3752975 | 179 | struct nfs4_session *sr_session; |
dfb4f309 | 180 | struct nfs4_slot *sr_slot; /* slot used to send request */ |
fbcd4abc | 181 | int sr_status; /* sequence operation status */ |
a01878aa | 182 | unsigned long sr_renewal_time; |
0629e370 | 183 | u32 sr_status_flags; |
9ff71c3a BH |
184 | }; |
185 | ||
2050f0cc AA |
186 | struct nfs4_get_lease_time_args { |
187 | struct nfs4_sequence_args la_seq_args; | |
188 | }; | |
189 | ||
190 | struct nfs4_get_lease_time_res { | |
191 | struct nfs_fsinfo *lr_fsinfo; | |
192 | struct nfs4_sequence_res lr_seq_res; | |
193 | }; | |
194 | ||
b1f69b75 AA |
195 | #define PNFS_LAYOUT_MAXSIZE 4096 |
196 | ||
197 | struct nfs4_layoutdriver_data { | |
35124a09 WAA |
198 | struct page **pages; |
199 | __u32 pglen; | |
b1f69b75 | 200 | __u32 len; |
b1f69b75 AA |
201 | }; |
202 | ||
203 | struct pnfs_layout_range { | |
204 | u32 iomode; | |
205 | u64 offset; | |
206 | u64 length; | |
207 | }; | |
208 | ||
209 | struct nfs4_layoutget_args { | |
210 | __u32 type; | |
211 | struct pnfs_layout_range range; | |
212 | __u64 minlength; | |
213 | __u32 maxcount; | |
214 | struct inode *inode; | |
215 | struct nfs_open_context *ctx; | |
216 | struct nfs4_sequence_args seq_args; | |
cf7d63f1 | 217 | nfs4_stateid stateid; |
35124a09 | 218 | struct nfs4_layoutdriver_data layout; |
b1f69b75 AA |
219 | }; |
220 | ||
221 | struct nfs4_layoutget_res { | |
222 | __u32 return_on_close; | |
223 | struct pnfs_layout_range range; | |
224 | __u32 type; | |
225 | nfs4_stateid stateid; | |
b1f69b75 | 226 | struct nfs4_sequence_res seq_res; |
35124a09 | 227 | struct nfs4_layoutdriver_data *layoutp; |
b1f69b75 AA |
228 | }; |
229 | ||
230 | struct nfs4_layoutget { | |
231 | struct nfs4_layoutget_args args; | |
232 | struct nfs4_layoutget_res res; | |
233 | struct pnfs_layout_segment **lsegpp; | |
b1f69b75 AA |
234 | }; |
235 | ||
236 | struct nfs4_getdeviceinfo_args { | |
237 | struct pnfs_device *pdev; | |
238 | struct nfs4_sequence_args seq_args; | |
239 | }; | |
240 | ||
241 | struct nfs4_getdeviceinfo_res { | |
242 | struct pnfs_device *pdev; | |
243 | struct nfs4_sequence_res seq_res; | |
244 | }; | |
245 | ||
863a3c6c AA |
246 | struct nfs4_layoutcommit_args { |
247 | nfs4_stateid stateid; | |
248 | __u64 lastbytewritten; | |
249 | struct inode *inode; | |
250 | const u32 *bitmask; | |
251 | struct nfs4_sequence_args seq_args; | |
252 | }; | |
253 | ||
254 | struct nfs4_layoutcommit_res { | |
255 | struct nfs_fattr *fattr; | |
256 | const struct nfs_server *server; | |
257 | struct nfs4_sequence_res seq_res; | |
258 | }; | |
259 | ||
260 | struct nfs4_layoutcommit_data { | |
261 | struct rpc_task task; | |
262 | struct nfs_fattr fattr; | |
263 | struct pnfs_layout_segment *lseg; | |
264 | struct rpc_cred *cred; | |
265 | struct nfs4_layoutcommit_args args; | |
266 | struct nfs4_layoutcommit_res res; | |
267 | }; | |
268 | ||
1da177e4 LT |
269 | /* |
270 | * Arguments to the open call. | |
271 | */ | |
272 | struct nfs_openargs { | |
273 | const struct nfs_fh * fh; | |
cee54fc9 | 274 | struct nfs_seqid * seqid; |
1da177e4 | 275 | int open_flags; |
dc0b027d | 276 | fmode_t fmode; |
1da177e4 | 277 | __u64 clientid; |
9f958ab8 | 278 | __u64 id; |
1da177e4 | 279 | union { |
d77d76ff TM |
280 | struct { |
281 | struct iattr * attrs; /* UNCHECKED, GUARDED */ | |
282 | nfs4_verifier verifier; /* EXCLUSIVE */ | |
283 | }; | |
1da177e4 | 284 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ |
bd7bf9d5 | 285 | fmode_t delegation_type; /* CLAIM_PREVIOUS */ |
1da177e4 LT |
286 | } u; |
287 | const struct qstr * name; | |
288 | const struct nfs_server *server; /* Needed for ID mapping */ | |
289 | const u32 * bitmask; | |
290 | __u32 claim; | |
9ff71c3a | 291 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
292 | }; |
293 | ||
294 | struct nfs_openres { | |
295 | nfs4_stateid stateid; | |
296 | struct nfs_fh fh; | |
297 | struct nfs4_change_info cinfo; | |
298 | __u32 rflags; | |
299 | struct nfs_fattr * f_attr; | |
56ae19f3 | 300 | struct nfs_fattr * dir_attr; |
c1d51931 | 301 | struct nfs_seqid * seqid; |
1da177e4 | 302 | const struct nfs_server *server; |
bd7bf9d5 | 303 | fmode_t delegation_type; |
1da177e4 LT |
304 | nfs4_stateid delegation; |
305 | __u32 do_recall; | |
306 | __u64 maxsize; | |
aa53ed54 | 307 | __u32 attrset[NFS4_BITMAP_SIZE]; |
9ff71c3a | 308 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
309 | }; |
310 | ||
311 | /* | |
312 | * Arguments to the open_confirm call. | |
313 | */ | |
314 | struct nfs_open_confirmargs { | |
315 | const struct nfs_fh * fh; | |
cdd4e68b | 316 | nfs4_stateid * stateid; |
cee54fc9 | 317 | struct nfs_seqid * seqid; |
1da177e4 LT |
318 | }; |
319 | ||
320 | struct nfs_open_confirmres { | |
321 | nfs4_stateid stateid; | |
c1d51931 | 322 | struct nfs_seqid * seqid; |
1da177e4 LT |
323 | }; |
324 | ||
325 | /* | |
326 | * Arguments to the close call. | |
327 | */ | |
328 | struct nfs_closeargs { | |
329 | struct nfs_fh * fh; | |
9512135d | 330 | nfs4_stateid * stateid; |
cee54fc9 | 331 | struct nfs_seqid * seqid; |
dc0b027d | 332 | fmode_t fmode; |
516a6af6 | 333 | const u32 * bitmask; |
9ff71c3a | 334 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
335 | }; |
336 | ||
337 | struct nfs_closeres { | |
338 | nfs4_stateid stateid; | |
516a6af6 | 339 | struct nfs_fattr * fattr; |
c1d51931 | 340 | struct nfs_seqid * seqid; |
516a6af6 | 341 | const struct nfs_server *server; |
9ff71c3a | 342 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
343 | }; |
344 | /* | |
345 | * * Arguments to the lock,lockt, and locku call. | |
346 | * */ | |
347 | struct nfs_lowner { | |
911d1aaf | 348 | __u64 clientid; |
9f958ab8 | 349 | __u64 id; |
d035c36c | 350 | dev_t s_dev; |
1da177e4 LT |
351 | }; |
352 | ||
911d1aaf TM |
353 | struct nfs_lock_args { |
354 | struct nfs_fh * fh; | |
355 | struct file_lock * fl; | |
cee54fc9 | 356 | struct nfs_seqid * lock_seqid; |
06735b34 TM |
357 | nfs4_stateid * lock_stateid; |
358 | struct nfs_seqid * open_seqid; | |
359 | nfs4_stateid * open_stateid; | |
911d1aaf TM |
360 | struct nfs_lowner lock_owner; |
361 | unsigned char block : 1; | |
362 | unsigned char reclaim : 1; | |
363 | unsigned char new_lock_owner : 1; | |
9ff71c3a | 364 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
365 | }; |
366 | ||
367 | struct nfs_lock_res { | |
c1d51931 TM |
368 | nfs4_stateid stateid; |
369 | struct nfs_seqid * lock_seqid; | |
370 | struct nfs_seqid * open_seqid; | |
9ff71c3a | 371 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
372 | }; |
373 | ||
911d1aaf TM |
374 | struct nfs_locku_args { |
375 | struct nfs_fh * fh; | |
376 | struct file_lock * fl; | |
cee54fc9 | 377 | struct nfs_seqid * seqid; |
faf5f49c | 378 | nfs4_stateid * stateid; |
9ff71c3a | 379 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
380 | }; |
381 | ||
911d1aaf | 382 | struct nfs_locku_res { |
c1d51931 TM |
383 | nfs4_stateid stateid; |
384 | struct nfs_seqid * seqid; | |
9ff71c3a | 385 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
386 | }; |
387 | ||
911d1aaf TM |
388 | struct nfs_lockt_args { |
389 | struct nfs_fh * fh; | |
390 | struct file_lock * fl; | |
391 | struct nfs_lowner lock_owner; | |
9ff71c3a | 392 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
393 | }; |
394 | ||
911d1aaf TM |
395 | struct nfs_lockt_res { |
396 | struct file_lock * denied; /* LOCK, LOCKT failed */ | |
9ff71c3a | 397 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
398 | }; |
399 | ||
d3c7b7cc TM |
400 | struct nfs_release_lockowner_args { |
401 | struct nfs_lowner lock_owner; | |
402 | }; | |
403 | ||
1da177e4 LT |
404 | struct nfs4_delegreturnargs { |
405 | const struct nfs_fh *fhandle; | |
406 | const nfs4_stateid *stateid; | |
fa178f29 | 407 | const u32 * bitmask; |
9ff71c3a | 408 | struct nfs4_sequence_args seq_args; |
fa178f29 TM |
409 | }; |
410 | ||
411 | struct nfs4_delegreturnres { | |
412 | struct nfs_fattr * fattr; | |
413 | const struct nfs_server *server; | |
9ff71c3a | 414 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
415 | }; |
416 | ||
417 | /* | |
418 | * Arguments to the read call. | |
419 | */ | |
1da177e4 LT |
420 | struct nfs_readargs { |
421 | struct nfs_fh * fh; | |
422 | struct nfs_open_context *context; | |
f11ac8db | 423 | struct nfs_lock_context *lock_context; |
1da177e4 LT |
424 | __u64 offset; |
425 | __u32 count; | |
426 | unsigned int pgbase; | |
427 | struct page ** pages; | |
9ff71c3a | 428 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
429 | }; |
430 | ||
431 | struct nfs_readres { | |
432 | struct nfs_fattr * fattr; | |
433 | __u32 count; | |
434 | int eof; | |
9ff71c3a | 435 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
436 | }; |
437 | ||
438 | /* | |
439 | * Arguments to the write call. | |
440 | */ | |
1da177e4 LT |
441 | struct nfs_writeargs { |
442 | struct nfs_fh * fh; | |
443 | struct nfs_open_context *context; | |
f11ac8db | 444 | struct nfs_lock_context *lock_context; |
1da177e4 LT |
445 | __u64 offset; |
446 | __u32 count; | |
447 | enum nfs3_stable_how stable; | |
448 | unsigned int pgbase; | |
449 | struct page ** pages; | |
4f9838c7 | 450 | const u32 * bitmask; |
9ff71c3a | 451 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
452 | }; |
453 | ||
454 | struct nfs_writeverf { | |
455 | enum nfs3_stable_how committed; | |
bc4785cd | 456 | __be32 verifier[2]; |
1da177e4 LT |
457 | }; |
458 | ||
459 | struct nfs_writeres { | |
460 | struct nfs_fattr * fattr; | |
461 | struct nfs_writeverf * verf; | |
462 | __u32 count; | |
4f9838c7 | 463 | const struct nfs_server *server; |
9ff71c3a | 464 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
465 | }; |
466 | ||
4fdc17b2 TM |
467 | /* |
468 | * Common arguments to the unlink call | |
469 | */ | |
470 | struct nfs_removeargs { | |
471 | const struct nfs_fh *fh; | |
472 | struct qstr name; | |
473 | const u32 * bitmask; | |
9ff71c3a | 474 | struct nfs4_sequence_args seq_args; |
4fdc17b2 TM |
475 | }; |
476 | ||
477 | struct nfs_removeres { | |
478 | const struct nfs_server *server; | |
d346890b | 479 | struct nfs_fattr *dir_attr; |
4fdc17b2 | 480 | struct nfs4_change_info cinfo; |
9ff71c3a | 481 | struct nfs4_sequence_res seq_res; |
4fdc17b2 TM |
482 | }; |
483 | ||
920769f0 JL |
484 | /* |
485 | * Common arguments to the rename call | |
486 | */ | |
487 | struct nfs_renameargs { | |
488 | const struct nfs_fh *old_dir; | |
489 | const struct nfs_fh *new_dir; | |
490 | const struct qstr *old_name; | |
491 | const struct qstr *new_name; | |
492 | const u32 *bitmask; | |
493 | struct nfs4_sequence_args seq_args; | |
494 | }; | |
495 | ||
e8582a8b JL |
496 | struct nfs_renameres { |
497 | const struct nfs_server *server; | |
498 | struct nfs4_change_info old_cinfo; | |
499 | struct nfs_fattr *old_fattr; | |
500 | struct nfs4_change_info new_cinfo; | |
501 | struct nfs_fattr *new_fattr; | |
502 | struct nfs4_sequence_res seq_res; | |
503 | }; | |
504 | ||
1da177e4 LT |
505 | /* |
506 | * Argument struct for decode_entry function | |
507 | */ | |
508 | struct nfs_entry { | |
509 | __u64 ino; | |
510 | __u64 cookie, | |
511 | prev_cookie; | |
512 | const char * name; | |
513 | unsigned int len; | |
514 | int eof; | |
515 | struct nfs_fh * fh; | |
516 | struct nfs_fattr * fattr; | |
0b26a0bf | 517 | unsigned char d_type; |
573c4e1e | 518 | struct nfs_server * server; |
1da177e4 LT |
519 | }; |
520 | ||
521 | /* | |
522 | * The following types are for NFSv2 only. | |
523 | */ | |
524 | struct nfs_sattrargs { | |
525 | struct nfs_fh * fh; | |
526 | struct iattr * sattr; | |
527 | }; | |
528 | ||
529 | struct nfs_diropargs { | |
530 | struct nfs_fh * fh; | |
531 | const char * name; | |
532 | unsigned int len; | |
533 | }; | |
534 | ||
535 | struct nfs_createargs { | |
536 | struct nfs_fh * fh; | |
537 | const char * name; | |
538 | unsigned int len; | |
539 | struct iattr * sattr; | |
540 | }; | |
541 | ||
1da177e4 LT |
542 | struct nfs_setattrargs { |
543 | struct nfs_fh * fh; | |
544 | nfs4_stateid stateid; | |
545 | struct iattr * iap; | |
546 | const struct nfs_server * server; /* Needed for name mapping */ | |
547 | const u32 * bitmask; | |
9ff71c3a | 548 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
549 | }; |
550 | ||
23ec6965 BF |
551 | struct nfs_setaclargs { |
552 | struct nfs_fh * fh; | |
553 | size_t acl_len; | |
554 | unsigned int acl_pgbase; | |
555 | struct page ** acl_pages; | |
9ff71c3a | 556 | struct nfs4_sequence_args seq_args; |
23ec6965 BF |
557 | }; |
558 | ||
73c403a9 BH |
559 | struct nfs_setaclres { |
560 | struct nfs4_sequence_res seq_res; | |
561 | }; | |
562 | ||
029d105e BF |
563 | struct nfs_getaclargs { |
564 | struct nfs_fh * fh; | |
565 | size_t acl_len; | |
566 | unsigned int acl_pgbase; | |
567 | struct page ** acl_pages; | |
9ff71c3a | 568 | struct nfs4_sequence_args seq_args; |
029d105e BF |
569 | }; |
570 | ||
663c79b3 BH |
571 | struct nfs_getaclres { |
572 | size_t acl_len; | |
573 | struct nfs4_sequence_res seq_res; | |
574 | }; | |
575 | ||
1da177e4 LT |
576 | struct nfs_setattrres { |
577 | struct nfs_fattr * fattr; | |
578 | const struct nfs_server * server; | |
9ff71c3a | 579 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
580 | }; |
581 | ||
582 | struct nfs_linkargs { | |
583 | struct nfs_fh * fromfh; | |
584 | struct nfs_fh * tofh; | |
585 | const char * toname; | |
586 | unsigned int tolen; | |
587 | }; | |
588 | ||
589 | struct nfs_symlinkargs { | |
590 | struct nfs_fh * fromfh; | |
591 | const char * fromname; | |
592 | unsigned int fromlen; | |
94a6d753 CL |
593 | struct page ** pages; |
594 | unsigned int pathlen; | |
1da177e4 LT |
595 | struct iattr * sattr; |
596 | }; | |
597 | ||
598 | struct nfs_readdirargs { | |
599 | struct nfs_fh * fh; | |
600 | __u32 cookie; | |
601 | unsigned int count; | |
602 | struct page ** pages; | |
603 | }; | |
604 | ||
b7fa0554 AG |
605 | struct nfs3_getaclargs { |
606 | struct nfs_fh * fh; | |
607 | int mask; | |
608 | struct page ** pages; | |
609 | }; | |
610 | ||
611 | struct nfs3_setaclargs { | |
612 | struct inode * inode; | |
613 | int mask; | |
614 | struct posix_acl * acl_access; | |
615 | struct posix_acl * acl_default; | |
ae46141f TM |
616 | size_t len; |
617 | unsigned int npages; | |
b7fa0554 AG |
618 | struct page ** pages; |
619 | }; | |
620 | ||
1da177e4 LT |
621 | struct nfs_diropok { |
622 | struct nfs_fh * fh; | |
623 | struct nfs_fattr * fattr; | |
624 | }; | |
625 | ||
626 | struct nfs_readlinkargs { | |
627 | struct nfs_fh * fh; | |
628 | unsigned int pgbase; | |
629 | unsigned int pglen; | |
630 | struct page ** pages; | |
631 | }; | |
632 | ||
633 | struct nfs3_sattrargs { | |
634 | struct nfs_fh * fh; | |
635 | struct iattr * sattr; | |
636 | unsigned int guard; | |
637 | struct timespec guardtime; | |
638 | }; | |
639 | ||
640 | struct nfs3_diropargs { | |
641 | struct nfs_fh * fh; | |
642 | const char * name; | |
643 | unsigned int len; | |
644 | }; | |
645 | ||
646 | struct nfs3_accessargs { | |
647 | struct nfs_fh * fh; | |
648 | __u32 access; | |
649 | }; | |
650 | ||
651 | struct nfs3_createargs { | |
652 | struct nfs_fh * fh; | |
653 | const char * name; | |
654 | unsigned int len; | |
655 | struct iattr * sattr; | |
656 | enum nfs3_createmode createmode; | |
bc4785cd | 657 | __be32 verifier[2]; |
1da177e4 LT |
658 | }; |
659 | ||
660 | struct nfs3_mkdirargs { | |
661 | struct nfs_fh * fh; | |
662 | const char * name; | |
663 | unsigned int len; | |
664 | struct iattr * sattr; | |
665 | }; | |
666 | ||
667 | struct nfs3_symlinkargs { | |
668 | struct nfs_fh * fromfh; | |
669 | const char * fromname; | |
670 | unsigned int fromlen; | |
94a6d753 CL |
671 | struct page ** pages; |
672 | unsigned int pathlen; | |
1da177e4 LT |
673 | struct iattr * sattr; |
674 | }; | |
675 | ||
676 | struct nfs3_mknodargs { | |
677 | struct nfs_fh * fh; | |
678 | const char * name; | |
679 | unsigned int len; | |
680 | enum nfs3_ftype type; | |
681 | struct iattr * sattr; | |
682 | dev_t rdev; | |
683 | }; | |
684 | ||
1da177e4 LT |
685 | struct nfs3_linkargs { |
686 | struct nfs_fh * fromfh; | |
687 | struct nfs_fh * tofh; | |
688 | const char * toname; | |
689 | unsigned int tolen; | |
690 | }; | |
691 | ||
692 | struct nfs3_readdirargs { | |
693 | struct nfs_fh * fh; | |
694 | __u64 cookie; | |
bc4785cd | 695 | __be32 verf[2]; |
1da177e4 LT |
696 | int plus; |
697 | unsigned int count; | |
698 | struct page ** pages; | |
699 | }; | |
700 | ||
701 | struct nfs3_diropres { | |
702 | struct nfs_fattr * dir_attr; | |
703 | struct nfs_fh * fh; | |
704 | struct nfs_fattr * fattr; | |
705 | }; | |
706 | ||
707 | struct nfs3_accessres { | |
708 | struct nfs_fattr * fattr; | |
709 | __u32 access; | |
710 | }; | |
711 | ||
712 | struct nfs3_readlinkargs { | |
713 | struct nfs_fh * fh; | |
714 | unsigned int pgbase; | |
715 | unsigned int pglen; | |
716 | struct page ** pages; | |
717 | }; | |
718 | ||
1da177e4 LT |
719 | struct nfs3_linkres { |
720 | struct nfs_fattr * dir_attr; | |
721 | struct nfs_fattr * fattr; | |
722 | }; | |
723 | ||
724 | struct nfs3_readdirres { | |
725 | struct nfs_fattr * dir_attr; | |
bc4785cd | 726 | __be32 * verf; |
1da177e4 LT |
727 | int plus; |
728 | }; | |
729 | ||
b7fa0554 AG |
730 | struct nfs3_getaclres { |
731 | struct nfs_fattr * fattr; | |
732 | int mask; | |
733 | unsigned int acl_access_count; | |
734 | unsigned int acl_default_count; | |
735 | struct posix_acl * acl_access; | |
736 | struct posix_acl * acl_default; | |
737 | }; | |
738 | ||
1da177e4 LT |
739 | #ifdef CONFIG_NFS_V4 |
740 | ||
741 | typedef u64 clientid4; | |
742 | ||
743 | struct nfs4_accessargs { | |
744 | const struct nfs_fh * fh; | |
76b32999 | 745 | const u32 * bitmask; |
1da177e4 | 746 | u32 access; |
9ff71c3a | 747 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
748 | }; |
749 | ||
750 | struct nfs4_accessres { | |
76b32999 TM |
751 | const struct nfs_server * server; |
752 | struct nfs_fattr * fattr; | |
1da177e4 LT |
753 | u32 supported; |
754 | u32 access; | |
9ff71c3a | 755 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
756 | }; |
757 | ||
758 | struct nfs4_create_arg { | |
759 | u32 ftype; | |
760 | union { | |
94a6d753 CL |
761 | struct { |
762 | struct page ** pages; | |
763 | unsigned int len; | |
764 | } symlink; /* NF4LNK */ | |
1da177e4 LT |
765 | struct { |
766 | u32 specdata1; | |
767 | u32 specdata2; | |
768 | } device; /* NF4BLK, NF4CHR */ | |
769 | } u; | |
770 | const struct qstr * name; | |
771 | const struct nfs_server * server; | |
772 | const struct iattr * attrs; | |
773 | const struct nfs_fh * dir_fh; | |
774 | const u32 * bitmask; | |
9ff71c3a | 775 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
776 | }; |
777 | ||
778 | struct nfs4_create_res { | |
779 | const struct nfs_server * server; | |
780 | struct nfs_fh * fh; | |
781 | struct nfs_fattr * fattr; | |
782 | struct nfs4_change_info dir_cinfo; | |
56ae19f3 | 783 | struct nfs_fattr * dir_fattr; |
9ff71c3a | 784 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
785 | }; |
786 | ||
787 | struct nfs4_fsinfo_arg { | |
788 | const struct nfs_fh * fh; | |
789 | const u32 * bitmask; | |
9ff71c3a | 790 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
791 | }; |
792 | ||
3dda5e43 BH |
793 | struct nfs4_fsinfo_res { |
794 | struct nfs_fsinfo *fsinfo; | |
795 | struct nfs4_sequence_res seq_res; | |
796 | }; | |
797 | ||
1da177e4 LT |
798 | struct nfs4_getattr_arg { |
799 | const struct nfs_fh * fh; | |
800 | const u32 * bitmask; | |
9ff71c3a | 801 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
802 | }; |
803 | ||
804 | struct nfs4_getattr_res { | |
805 | const struct nfs_server * server; | |
806 | struct nfs_fattr * fattr; | |
9ff71c3a | 807 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
808 | }; |
809 | ||
810 | struct nfs4_link_arg { | |
811 | const struct nfs_fh * fh; | |
812 | const struct nfs_fh * dir_fh; | |
813 | const struct qstr * name; | |
91ba2eee | 814 | const u32 * bitmask; |
9ff71c3a | 815 | struct nfs4_sequence_args seq_args; |
91ba2eee TM |
816 | }; |
817 | ||
818 | struct nfs4_link_res { | |
819 | const struct nfs_server * server; | |
820 | struct nfs_fattr * fattr; | |
821 | struct nfs4_change_info cinfo; | |
822 | struct nfs_fattr * dir_attr; | |
9ff71c3a | 823 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
824 | }; |
825 | ||
91ba2eee | 826 | |
1da177e4 LT |
827 | struct nfs4_lookup_arg { |
828 | const struct nfs_fh * dir_fh; | |
829 | const struct qstr * name; | |
830 | const u32 * bitmask; | |
9ff71c3a | 831 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
832 | }; |
833 | ||
834 | struct nfs4_lookup_res { | |
835 | const struct nfs_server * server; | |
836 | struct nfs_fattr * fattr; | |
837 | struct nfs_fh * fh; | |
9ff71c3a | 838 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
839 | }; |
840 | ||
841 | struct nfs4_lookup_root_arg { | |
842 | const u32 * bitmask; | |
9ff71c3a | 843 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
844 | }; |
845 | ||
846 | struct nfs4_pathconf_arg { | |
847 | const struct nfs_fh * fh; | |
848 | const u32 * bitmask; | |
9ff71c3a | 849 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
850 | }; |
851 | ||
d45b2989 BH |
852 | struct nfs4_pathconf_res { |
853 | struct nfs_pathconf *pathconf; | |
854 | struct nfs4_sequence_res seq_res; | |
855 | }; | |
856 | ||
1da177e4 LT |
857 | struct nfs4_readdir_arg { |
858 | const struct nfs_fh * fh; | |
859 | u64 cookie; | |
860 | nfs4_verifier verifier; | |
861 | u32 count; | |
862 | struct page ** pages; /* zero-copy data */ | |
863 | unsigned int pgbase; /* zero-copy data */ | |
864 | const u32 * bitmask; | |
82f2e547 | 865 | int plus; |
9ff71c3a | 866 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
867 | }; |
868 | ||
869 | struct nfs4_readdir_res { | |
870 | nfs4_verifier verifier; | |
871 | unsigned int pgbase; | |
9ff71c3a | 872 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
873 | }; |
874 | ||
875 | struct nfs4_readlink { | |
876 | const struct nfs_fh * fh; | |
877 | unsigned int pgbase; | |
878 | unsigned int pglen; /* zero-copy data */ | |
879 | struct page ** pages; /* zero-copy data */ | |
9ff71c3a | 880 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
881 | }; |
882 | ||
f50c7000 BH |
883 | struct nfs4_readlink_res { |
884 | struct nfs4_sequence_res seq_res; | |
885 | }; | |
886 | ||
19d771f3 | 887 | #define NFS4_SETCLIENTID_NAMELEN (127) |
1da177e4 | 888 | struct nfs4_setclientid { |
cc38bac3 | 889 | const nfs4_verifier * sc_verifier; |
1da177e4 | 890 | unsigned int sc_name_len; |
d1ce02e1 | 891 | char sc_name[NFS4_SETCLIENTID_NAMELEN + 1]; |
cc38bac3 | 892 | u32 sc_prog; |
1da177e4 | 893 | unsigned int sc_netid_len; |
d1ce02e1 | 894 | char sc_netid[RPCBIND_MAXNETIDLEN + 1]; |
1da177e4 | 895 | unsigned int sc_uaddr_len; |
d1ce02e1 | 896 | char sc_uaddr[RPCBIND_MAXUADDRLEN + 1]; |
cc38bac3 | 897 | u32 sc_cb_ident; |
1da177e4 LT |
898 | }; |
899 | ||
bb8b27e5 TM |
900 | struct nfs4_setclientid_res { |
901 | u64 clientid; | |
902 | nfs4_verifier confirm; | |
903 | }; | |
904 | ||
1da177e4 LT |
905 | struct nfs4_statfs_arg { |
906 | const struct nfs_fh * fh; | |
907 | const u32 * bitmask; | |
9ff71c3a | 908 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
909 | }; |
910 | ||
24ad148a BH |
911 | struct nfs4_statfs_res { |
912 | struct nfs_fsstat *fsstat; | |
913 | struct nfs4_sequence_res seq_res; | |
914 | }; | |
915 | ||
43652ad5 BH |
916 | struct nfs4_server_caps_arg { |
917 | struct nfs_fh *fhandle; | |
918 | struct nfs4_sequence_args seq_args; | |
919 | }; | |
920 | ||
1da177e4 LT |
921 | struct nfs4_server_caps_res { |
922 | u32 attr_bitmask[2]; | |
923 | u32 acl_bitmask; | |
924 | u32 has_links; | |
925 | u32 has_symlinks; | |
9ff71c3a | 926 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
927 | }; |
928 | ||
7aaa0b3b MN |
929 | struct nfs4_string { |
930 | unsigned int len; | |
931 | char *data; | |
683b57b4 TM |
932 | }; |
933 | ||
7aaa0b3b MN |
934 | #define NFS4_PATHNAME_MAXCOMPONENTS 512 |
935 | struct nfs4_pathname { | |
936 | unsigned int ncomponents; | |
937 | struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; | |
938 | }; | |
939 | ||
940 | #define NFS4_FS_LOCATION_MAXSERVERS 10 | |
941 | struct nfs4_fs_location { | |
942 | unsigned int nservers; | |
943 | struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; | |
944 | struct nfs4_pathname rootpath; | |
945 | }; | |
946 | ||
947 | #define NFS4_FS_LOCATIONS_MAXENTRIES 10 | |
948 | struct nfs4_fs_locations { | |
683b57b4 TM |
949 | struct nfs_fattr fattr; |
950 | const struct nfs_server *server; | |
7aaa0b3b | 951 | struct nfs4_pathname fs_path; |
683b57b4 | 952 | int nlocations; |
7aaa0b3b | 953 | struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; |
683b57b4 TM |
954 | }; |
955 | ||
956 | struct nfs4_fs_locations_arg { | |
957 | const struct nfs_fh *dir_fh; | |
958 | const struct qstr *name; | |
959 | struct page *page; | |
960 | const u32 *bitmask; | |
9ff71c3a | 961 | struct nfs4_sequence_args seq_args; |
683b57b4 TM |
962 | }; |
963 | ||
22958463 BH |
964 | struct nfs4_fs_locations_res { |
965 | struct nfs4_fs_locations *fs_locations; | |
966 | struct nfs4_sequence_res seq_res; | |
967 | }; | |
968 | ||
5a5ea0d4 BS |
969 | struct nfs4_secinfo_oid { |
970 | unsigned int len; | |
971 | char data[GSS_OID_MAX_LEN]; | |
972 | }; | |
973 | ||
974 | struct nfs4_secinfo_gss { | |
975 | struct nfs4_secinfo_oid sec_oid4; | |
976 | unsigned int qop4; | |
977 | unsigned int service; | |
978 | }; | |
979 | ||
980 | struct nfs4_secinfo_flavor { | |
981 | unsigned int flavor; | |
982 | struct nfs4_secinfo_gss gss; | |
983 | }; | |
984 | ||
985 | struct nfs4_secinfo_flavors { | |
986 | unsigned int num_flavors; | |
987 | struct nfs4_secinfo_flavor flavors[0]; | |
988 | }; | |
989 | ||
990 | struct nfs4_secinfo_arg { | |
991 | const struct nfs_fh *dir_fh; | |
992 | const struct qstr *name; | |
993 | struct nfs4_sequence_args seq_args; | |
994 | }; | |
995 | ||
996 | struct nfs4_secinfo_res { | |
997 | struct nfs4_secinfo_flavors *flavors; | |
998 | struct nfs4_sequence_res seq_res; | |
999 | }; | |
1000 | ||
1da177e4 LT |
1001 | #endif /* CONFIG_NFS_V4 */ |
1002 | ||
99fe60d0 BH |
1003 | struct nfstime4 { |
1004 | u64 seconds; | |
1005 | u32 nseconds; | |
1006 | }; | |
1007 | ||
1008 | #ifdef CONFIG_NFS_V4_1 | |
1009 | struct nfs_impl_id4 { | |
1010 | u32 domain_len; | |
1011 | char *domain; | |
1012 | u32 name_len; | |
1013 | char *name; | |
1014 | struct nfstime4 date; | |
1015 | }; | |
1016 | ||
1017 | #define NFS4_EXCHANGE_ID_LEN (48) | |
1018 | struct nfs41_exchange_id_args { | |
1019 | struct nfs_client *client; | |
1020 | nfs4_verifier *verifier; | |
1021 | unsigned int id_len; | |
1022 | char id[NFS4_EXCHANGE_ID_LEN]; | |
1023 | u32 flags; | |
1024 | }; | |
1025 | ||
1026 | struct server_owner { | |
1027 | uint64_t minor_id; | |
1028 | uint32_t major_id_sz; | |
1029 | char major_id[NFS4_OPAQUE_LIMIT]; | |
1030 | }; | |
1031 | ||
1032 | struct server_scope { | |
1033 | uint32_t server_scope_sz; | |
1034 | char server_scope[NFS4_OPAQUE_LIMIT]; | |
1035 | }; | |
1036 | ||
1037 | struct nfs41_exchange_id_res { | |
1038 | struct nfs_client *client; | |
1039 | u32 flags; | |
1040 | }; | |
fc931582 AA |
1041 | |
1042 | struct nfs41_create_session_args { | |
1043 | struct nfs_client *client; | |
1044 | uint32_t flags; | |
1045 | uint32_t cb_program; | |
1046 | struct nfs4_channel_attrs fc_attrs; /* Fore Channel */ | |
1047 | struct nfs4_channel_attrs bc_attrs; /* Back Channel */ | |
1048 | }; | |
1049 | ||
1050 | struct nfs41_create_session_res { | |
1051 | struct nfs_client *client; | |
1052 | }; | |
18019753 RL |
1053 | |
1054 | struct nfs41_reclaim_complete_args { | |
1055 | /* In the future extend to include curr_fh for use with migration */ | |
1056 | unsigned char one_fs:1; | |
1057 | struct nfs4_sequence_args seq_args; | |
1058 | }; | |
1059 | ||
1060 | struct nfs41_reclaim_complete_res { | |
1061 | struct nfs4_sequence_res seq_res; | |
1062 | }; | |
99fe60d0 BH |
1063 | #endif /* CONFIG_NFS_V4_1 */ |
1064 | ||
1da177e4 LT |
1065 | struct nfs_page; |
1066 | ||
40859d7e CL |
1067 | #define NFS_PAGEVEC_SIZE (8U) |
1068 | ||
1da177e4 LT |
1069 | struct nfs_read_data { |
1070 | int flags; | |
1071 | struct rpc_task task; | |
1072 | struct inode *inode; | |
1073 | struct rpc_cred *cred; | |
1074 | struct nfs_fattr fattr; /* fattr storage */ | |
1075 | struct list_head pages; /* Coalesced read requests */ | |
1076 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 1077 | struct page **pagevec; |
e9f7bee1 | 1078 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
1079 | struct nfs_readargs args; |
1080 | struct nfs_readres res; | |
1da177e4 | 1081 | unsigned long timestamp; /* For lease renewal */ |
bae724ef | 1082 | struct pnfs_layout_segment *lseg; |
d83217c1 | 1083 | struct nfs_client *ds_clp; /* pNFS data server */ |
64419a9b | 1084 | const struct rpc_call_ops *mds_ops; |
cbdabc7f | 1085 | int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data); |
dc70d7b3 | 1086 | __u64 mds_offset; |
0d0b5cb3 | 1087 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
1088 | }; |
1089 | ||
1090 | struct nfs_write_data { | |
1091 | int flags; | |
1092 | struct rpc_task task; | |
1093 | struct inode *inode; | |
1094 | struct rpc_cred *cred; | |
1095 | struct nfs_fattr fattr; | |
1096 | struct nfs_writeverf verf; | |
1097 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
1098 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 1099 | struct page **pagevec; |
e9f7bee1 | 1100 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
1101 | struct nfs_writeargs args; /* argument struct */ |
1102 | struct nfs_writeres res; /* result struct */ | |
5053aa56 | 1103 | struct pnfs_layout_segment *lseg; |
a69aef14 | 1104 | struct nfs_client *ds_clp; /* pNFS data server */ |
e0c2b380 | 1105 | int ds_commit_index; |
0382b744 | 1106 | const struct rpc_call_ops *mds_ops; |
b029bc9b | 1107 | int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data); |
1da177e4 LT |
1108 | #ifdef CONFIG_NFS_V4 |
1109 | unsigned long timestamp; /* For lease renewal */ | |
1110 | #endif | |
a69aef14 | 1111 | __u64 mds_offset; /* Filelayout dense stripe */ |
0d0b5cb3 | 1112 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
1113 | }; |
1114 | ||
1115 | struct nfs_access_entry; | |
45a52a02 | 1116 | struct nfs_client; |
e0dca7a0 | 1117 | struct rpc_timeout; |
1da177e4 LT |
1118 | |
1119 | /* | |
1120 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
1121 | */ | |
1122 | struct nfs_rpc_ops { | |
c0e07cb6 | 1123 | u32 version; /* Protocol version */ |
f786aa90 | 1124 | const struct dentry_operations *dentry_ops; |
c5ef1c42 AV |
1125 | const struct inode_operations *dir_inode_ops; |
1126 | const struct inode_operations *file_inode_ops; | |
1da177e4 LT |
1127 | |
1128 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
1129 | struct nfs_fsinfo *); | |
2b3de441 DH |
1130 | int (*lookupfh)(struct nfs_server *, struct nfs_fh *, |
1131 | struct qstr *, struct nfs_fh *, | |
1132 | struct nfs_fattr *); | |
1da177e4 LT |
1133 | int (*getattr) (struct nfs_server *, struct nfs_fh *, |
1134 | struct nfs_fattr *); | |
1135 | int (*setattr) (struct dentry *, struct nfs_fattr *, | |
1136 | struct iattr *); | |
7c513058 | 1137 | int (*lookup) (struct rpc_clnt *clnt, struct inode *, struct qstr *, |
1da177e4 LT |
1138 | struct nfs_fh *, struct nfs_fattr *); |
1139 | int (*access) (struct inode *, struct nfs_access_entry *); | |
1140 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
1141 | unsigned int); | |
1da177e4 | 1142 | int (*create) (struct inode *, struct dentry *, |
c0204fd2 | 1143 | struct iattr *, int, struct nfs_open_context *); |
1da177e4 | 1144 | int (*remove) (struct inode *, struct qstr *); |
e4eff1a6 TM |
1145 | void (*unlink_setup) (struct rpc_message *, struct inode *dir); |
1146 | int (*unlink_done) (struct rpc_task *, struct inode *); | |
1da177e4 LT |
1147 | int (*rename) (struct inode *, struct qstr *, |
1148 | struct inode *, struct qstr *); | |
d3d4152a JL |
1149 | void (*rename_setup) (struct rpc_message *msg, struct inode *dir); |
1150 | int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir); | |
1da177e4 | 1151 | int (*link) (struct inode *, struct inode *, struct qstr *); |
94a6d753 CL |
1152 | int (*symlink) (struct inode *, struct dentry *, struct page *, |
1153 | unsigned int, struct iattr *); | |
1da177e4 LT |
1154 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); |
1155 | int (*rmdir) (struct inode *, struct qstr *); | |
1156 | int (*readdir) (struct dentry *, struct rpc_cred *, | |
56e4ebf8 | 1157 | u64, struct page **, unsigned int, int); |
1da177e4 LT |
1158 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, |
1159 | dev_t); | |
1160 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
1161 | struct nfs_fsstat *); | |
1162 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
1163 | struct nfs_fsinfo *); | |
1164 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
1165 | struct nfs_pathconf *); | |
e9326dca | 1166 | int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); |
573c4e1e | 1167 | int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int); |
bdc7f021 | 1168 | void (*read_setup) (struct nfs_read_data *, struct rpc_message *); |
ec06c096 | 1169 | int (*read_done) (struct rpc_task *, struct nfs_read_data *); |
bdc7f021 | 1170 | void (*write_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 1171 | int (*write_done) (struct rpc_task *, struct nfs_write_data *); |
bdc7f021 | 1172 | void (*commit_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 1173 | int (*commit_done) (struct rpc_task *, struct nfs_write_data *); |
1da177e4 | 1174 | int (*lock)(struct file *, int, struct file_lock *); |
2116271a | 1175 | int (*lock_check_bounds)(const struct file_lock *); |
ada70d94 | 1176 | void (*clear_acl_cache)(struct inode *); |
7fe5c398 | 1177 | void (*close_context)(struct nfs_open_context *ctx, int); |
2b484297 TM |
1178 | struct inode * (*open_context) (struct inode *dir, |
1179 | struct nfs_open_context *ctx, | |
1180 | int open_flags, | |
1181 | struct iattr *iattr); | |
45a52a02 AA |
1182 | int (*init_client) (struct nfs_client *, const struct rpc_timeout *, |
1183 | const char *, rpc_authflavor_t, int); | |
5a5ea0d4 | 1184 | int (*secinfo)(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *); |
1da177e4 LT |
1185 | }; |
1186 | ||
1187 | /* | |
1188 | * NFS_CALL(getattr, inode, (fattr)); | |
1189 | * into | |
1190 | * NFS_PROTO(inode)->getattr(fattr); | |
1191 | */ | |
1192 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
1193 | ||
1194 | /* | |
1195 | * Function vectors etc. for the NFS client | |
1196 | */ | |
509de811 DH |
1197 | extern const struct nfs_rpc_ops nfs_v2_clientops; |
1198 | extern const struct nfs_rpc_ops nfs_v3_clientops; | |
1199 | extern const struct nfs_rpc_ops nfs_v4_clientops; | |
1da177e4 LT |
1200 | extern struct rpc_version nfs_version2; |
1201 | extern struct rpc_version nfs_version3; | |
1202 | extern struct rpc_version nfs_version4; | |
1203 | ||
b7fa0554 AG |
1204 | extern struct rpc_version nfsacl_version3; |
1205 | extern struct rpc_program nfsacl_program; | |
1206 | ||
1da177e4 | 1207 | #endif |