Commit | Line | Data |
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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 | 52 | __u64 fileid; |
28331a46 | 53 | __u64 mounted_on_fileid; |
1da177e4 LT |
54 | struct timespec atime; |
55 | struct timespec mtime; | |
56 | struct timespec ctime; | |
1da177e4 LT |
57 | __u64 change_attr; /* NFSv4 change attribute */ |
58 | __u64 pre_change_attr;/* pre-op NFSv4 change attribute */ | |
1ca277d8 TM |
59 | __u64 pre_size; /* pre_op_attr.size */ |
60 | struct timespec pre_mtime; /* pre_op_attr.mtime */ | |
61 | struct timespec pre_ctime; /* pre_op_attr.ctime */ | |
33801147 | 62 | unsigned long time_start; |
4704f0e2 | 63 | unsigned long gencount; |
1da177e4 LT |
64 | }; |
65 | ||
9e6e70f8 TM |
66 | #define NFS_ATTR_FATTR_TYPE (1U << 0) |
67 | #define NFS_ATTR_FATTR_MODE (1U << 1) | |
68 | #define NFS_ATTR_FATTR_NLINK (1U << 2) | |
69 | #define NFS_ATTR_FATTR_OWNER (1U << 3) | |
70 | #define NFS_ATTR_FATTR_GROUP (1U << 4) | |
71 | #define NFS_ATTR_FATTR_RDEV (1U << 5) | |
72 | #define NFS_ATTR_FATTR_SIZE (1U << 6) | |
73 | #define NFS_ATTR_FATTR_PRESIZE (1U << 7) | |
74 | #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8) | |
75 | #define NFS_ATTR_FATTR_SPACE_USED (1U << 9) | |
76 | #define NFS_ATTR_FATTR_FSID (1U << 10) | |
77 | #define NFS_ATTR_FATTR_FILEID (1U << 11) | |
78 | #define NFS_ATTR_FATTR_ATIME (1U << 12) | |
79 | #define NFS_ATTR_FATTR_MTIME (1U << 13) | |
80 | #define NFS_ATTR_FATTR_CTIME (1U << 14) | |
81 | #define NFS_ATTR_FATTR_PREMTIME (1U << 15) | |
82 | #define NFS_ATTR_FATTR_PRECTIME (1U << 16) | |
83 | #define NFS_ATTR_FATTR_CHANGE (1U << 17) | |
84 | #define NFS_ATTR_FATTR_PRECHANGE (1U << 18) | |
85 | #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */ | |
7ebb9315 | 86 | #define NFS_ATTR_FATTR_MOUNTPOINT (1U << 20) /* Treat as mountpoint */ |
28331a46 | 87 | #define NFS_ATTR_FATTR_MOUNTED_ON_FILEID (1U << 21) |
9e6e70f8 TM |
88 | |
89 | #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \ | |
90 | | NFS_ATTR_FATTR_MODE \ | |
91 | | NFS_ATTR_FATTR_NLINK \ | |
92 | | NFS_ATTR_FATTR_OWNER \ | |
93 | | NFS_ATTR_FATTR_GROUP \ | |
94 | | NFS_ATTR_FATTR_RDEV \ | |
95 | | NFS_ATTR_FATTR_SIZE \ | |
96 | | NFS_ATTR_FATTR_FSID \ | |
97 | | NFS_ATTR_FATTR_FILEID \ | |
98 | | NFS_ATTR_FATTR_ATIME \ | |
99 | | NFS_ATTR_FATTR_MTIME \ | |
100 | | NFS_ATTR_FATTR_CTIME) | |
101 | #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \ | |
102 | | NFS_ATTR_FATTR_BLOCKS_USED) | |
103 | #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \ | |
104 | | NFS_ATTR_FATTR_SPACE_USED) | |
105 | #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \ | |
106 | | NFS_ATTR_FATTR_SPACE_USED \ | |
107 | | NFS_ATTR_FATTR_CHANGE) | |
1da177e4 LT |
108 | |
109 | /* | |
110 | * Info on the file system | |
111 | */ | |
112 | struct nfs_fsinfo { | |
113 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
114 | __u32 rtmax; /* max. read transfer size */ | |
115 | __u32 rtpref; /* pref. read transfer size */ | |
116 | __u32 rtmult; /* reads should be multiple of this */ | |
117 | __u32 wtmax; /* max. write transfer size */ | |
118 | __u32 wtpref; /* pref. write transfer size */ | |
119 | __u32 wtmult; /* writes should be multiple of this */ | |
120 | __u32 dtpref; /* pref. readdir transfer size */ | |
121 | __u64 maxfilesize; | |
6b96724e | 122 | struct timespec time_delta; /* server time granularity */ |
1da177e4 | 123 | __u32 lease_time; /* in seconds */ |
504913fb | 124 | __u32 layouttype; /* supported pnfs layout driver */ |
1da177e4 LT |
125 | }; |
126 | ||
127 | struct nfs_fsstat { | |
128 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
129 | __u64 tbytes; /* total size in bytes */ | |
130 | __u64 fbytes; /* # of free bytes */ | |
131 | __u64 abytes; /* # of bytes available to user */ | |
132 | __u64 tfiles; /* # of files */ | |
133 | __u64 ffiles; /* # of free files */ | |
134 | __u64 afiles; /* # of files available to user */ | |
135 | }; | |
136 | ||
137 | struct nfs2_fsstat { | |
138 | __u32 tsize; /* Server transfer size */ | |
139 | __u32 bsize; /* Filesystem block size */ | |
140 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
141 | __u32 bfree; /* No. of free "bsize" blocks */ | |
142 | __u32 bavail; /* No. of available "bsize" blocks */ | |
143 | }; | |
144 | ||
145 | struct nfs_pathconf { | |
146 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
147 | __u32 max_link; /* max # of hard links */ | |
148 | __u32 max_namelen; /* max name length */ | |
149 | }; | |
150 | ||
151 | struct nfs4_change_info { | |
152 | u32 atomic; | |
153 | u64 before; | |
154 | u64 after; | |
155 | }; | |
156 | ||
cee54fc9 | 157 | struct nfs_seqid; |
9ff71c3a | 158 | |
557134a3 AA |
159 | /* nfs41 sessions channel attributes */ |
160 | struct nfs4_channel_attrs { | |
557134a3 AA |
161 | u32 max_rqst_sz; |
162 | u32 max_resp_sz; | |
163 | u32 max_resp_sz_cached; | |
164 | u32 max_ops; | |
165 | u32 max_reqs; | |
166 | }; | |
167 | ||
168 | /* nfs41 sessions slot seqid */ | |
169 | struct nfs4_slot { | |
170 | u32 seq_nr; | |
171 | }; | |
172 | ||
9ff71c3a | 173 | struct nfs4_sequence_args { |
f3752975 | 174 | struct nfs4_session *sa_session; |
fbcd4abc AA |
175 | u8 sa_slotid; |
176 | u8 sa_cache_this; | |
9ff71c3a BH |
177 | }; |
178 | ||
179 | struct nfs4_sequence_res { | |
f3752975 | 180 | struct nfs4_session *sr_session; |
dfb4f309 | 181 | struct nfs4_slot *sr_slot; /* slot used to send request */ |
fbcd4abc | 182 | int sr_status; /* sequence operation status */ |
a01878aa | 183 | unsigned long sr_renewal_time; |
0629e370 | 184 | u32 sr_status_flags; |
9ff71c3a BH |
185 | }; |
186 | ||
2050f0cc AA |
187 | struct nfs4_get_lease_time_args { |
188 | struct nfs4_sequence_args la_seq_args; | |
189 | }; | |
190 | ||
191 | struct nfs4_get_lease_time_res { | |
192 | struct nfs_fsinfo *lr_fsinfo; | |
193 | struct nfs4_sequence_res lr_seq_res; | |
194 | }; | |
195 | ||
b1f69b75 AA |
196 | #define PNFS_LAYOUT_MAXSIZE 4096 |
197 | ||
198 | struct nfs4_layoutdriver_data { | |
35124a09 WAA |
199 | struct page **pages; |
200 | __u32 pglen; | |
b1f69b75 | 201 | __u32 len; |
b1f69b75 AA |
202 | }; |
203 | ||
204 | struct pnfs_layout_range { | |
205 | u32 iomode; | |
206 | u64 offset; | |
207 | u64 length; | |
208 | }; | |
209 | ||
210 | struct nfs4_layoutget_args { | |
211 | __u32 type; | |
212 | struct pnfs_layout_range range; | |
213 | __u64 minlength; | |
214 | __u32 maxcount; | |
215 | struct inode *inode; | |
216 | struct nfs_open_context *ctx; | |
217 | struct nfs4_sequence_args seq_args; | |
cf7d63f1 | 218 | nfs4_stateid stateid; |
35124a09 | 219 | struct nfs4_layoutdriver_data layout; |
b1f69b75 AA |
220 | }; |
221 | ||
222 | struct nfs4_layoutget_res { | |
223 | __u32 return_on_close; | |
224 | struct pnfs_layout_range range; | |
225 | __u32 type; | |
226 | nfs4_stateid stateid; | |
b1f69b75 | 227 | struct nfs4_sequence_res seq_res; |
35124a09 | 228 | struct nfs4_layoutdriver_data *layoutp; |
b1f69b75 AA |
229 | }; |
230 | ||
231 | struct nfs4_layoutget { | |
232 | struct nfs4_layoutget_args args; | |
233 | struct nfs4_layoutget_res res; | |
234 | struct pnfs_layout_segment **lsegpp; | |
a75b9df9 | 235 | gfp_t gfp_flags; |
b1f69b75 AA |
236 | }; |
237 | ||
238 | struct nfs4_getdeviceinfo_args { | |
239 | struct pnfs_device *pdev; | |
240 | struct nfs4_sequence_args seq_args; | |
241 | }; | |
242 | ||
243 | struct nfs4_getdeviceinfo_res { | |
244 | struct pnfs_device *pdev; | |
245 | struct nfs4_sequence_res seq_res; | |
246 | }; | |
247 | ||
863a3c6c AA |
248 | struct nfs4_layoutcommit_args { |
249 | nfs4_stateid stateid; | |
250 | __u64 lastbytewritten; | |
251 | struct inode *inode; | |
252 | const u32 *bitmask; | |
253 | struct nfs4_sequence_args seq_args; | |
254 | }; | |
255 | ||
256 | struct nfs4_layoutcommit_res { | |
257 | struct nfs_fattr *fattr; | |
258 | const struct nfs_server *server; | |
259 | struct nfs4_sequence_res seq_res; | |
260 | }; | |
261 | ||
262 | struct nfs4_layoutcommit_data { | |
263 | struct rpc_task task; | |
264 | struct nfs_fattr fattr; | |
265 | struct pnfs_layout_segment *lseg; | |
266 | struct rpc_cred *cred; | |
267 | struct nfs4_layoutcommit_args args; | |
268 | struct nfs4_layoutcommit_res res; | |
269 | }; | |
270 | ||
cbe82603 BH |
271 | struct nfs4_layoutreturn_args { |
272 | __u32 layout_type; | |
273 | struct inode *inode; | |
274 | nfs4_stateid stateid; | |
275 | struct nfs4_sequence_args seq_args; | |
276 | }; | |
277 | ||
278 | struct nfs4_layoutreturn_res { | |
279 | struct nfs4_sequence_res seq_res; | |
280 | u32 lrs_present; | |
281 | nfs4_stateid stateid; | |
282 | }; | |
283 | ||
284 | struct nfs4_layoutreturn { | |
285 | struct nfs4_layoutreturn_args args; | |
286 | struct nfs4_layoutreturn_res res; | |
287 | struct rpc_cred *cred; | |
288 | struct nfs_client *clp; | |
289 | int rpc_status; | |
290 | }; | |
291 | ||
1da177e4 LT |
292 | /* |
293 | * Arguments to the open call. | |
294 | */ | |
295 | struct nfs_openargs { | |
296 | const struct nfs_fh * fh; | |
cee54fc9 | 297 | struct nfs_seqid * seqid; |
1da177e4 | 298 | int open_flags; |
dc0b027d | 299 | fmode_t fmode; |
1da177e4 | 300 | __u64 clientid; |
9f958ab8 | 301 | __u64 id; |
1da177e4 | 302 | union { |
d77d76ff TM |
303 | struct { |
304 | struct iattr * attrs; /* UNCHECKED, GUARDED */ | |
305 | nfs4_verifier verifier; /* EXCLUSIVE */ | |
306 | }; | |
1da177e4 | 307 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ |
bd7bf9d5 | 308 | fmode_t delegation_type; /* CLAIM_PREVIOUS */ |
1da177e4 LT |
309 | } u; |
310 | const struct qstr * name; | |
311 | const struct nfs_server *server; /* Needed for ID mapping */ | |
312 | const u32 * bitmask; | |
313 | __u32 claim; | |
9ff71c3a | 314 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
315 | }; |
316 | ||
317 | struct nfs_openres { | |
318 | nfs4_stateid stateid; | |
319 | struct nfs_fh fh; | |
320 | struct nfs4_change_info cinfo; | |
321 | __u32 rflags; | |
322 | struct nfs_fattr * f_attr; | |
56ae19f3 | 323 | struct nfs_fattr * dir_attr; |
c1d51931 | 324 | struct nfs_seqid * seqid; |
1da177e4 | 325 | const struct nfs_server *server; |
bd7bf9d5 | 326 | fmode_t delegation_type; |
1da177e4 LT |
327 | nfs4_stateid delegation; |
328 | __u32 do_recall; | |
329 | __u64 maxsize; | |
aa53ed54 | 330 | __u32 attrset[NFS4_BITMAP_SIZE]; |
9ff71c3a | 331 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
332 | }; |
333 | ||
334 | /* | |
335 | * Arguments to the open_confirm call. | |
336 | */ | |
337 | struct nfs_open_confirmargs { | |
338 | const struct nfs_fh * fh; | |
cdd4e68b | 339 | nfs4_stateid * stateid; |
cee54fc9 | 340 | struct nfs_seqid * seqid; |
1da177e4 LT |
341 | }; |
342 | ||
343 | struct nfs_open_confirmres { | |
344 | nfs4_stateid stateid; | |
c1d51931 | 345 | struct nfs_seqid * seqid; |
1da177e4 LT |
346 | }; |
347 | ||
348 | /* | |
349 | * Arguments to the close call. | |
350 | */ | |
351 | struct nfs_closeargs { | |
352 | struct nfs_fh * fh; | |
9512135d | 353 | nfs4_stateid * stateid; |
cee54fc9 | 354 | struct nfs_seqid * seqid; |
dc0b027d | 355 | fmode_t fmode; |
516a6af6 | 356 | const u32 * bitmask; |
9ff71c3a | 357 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
358 | }; |
359 | ||
360 | struct nfs_closeres { | |
361 | nfs4_stateid stateid; | |
516a6af6 | 362 | struct nfs_fattr * fattr; |
c1d51931 | 363 | struct nfs_seqid * seqid; |
516a6af6 | 364 | const struct nfs_server *server; |
9ff71c3a | 365 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
366 | }; |
367 | /* | |
368 | * * Arguments to the lock,lockt, and locku call. | |
369 | * */ | |
370 | struct nfs_lowner { | |
911d1aaf | 371 | __u64 clientid; |
9f958ab8 | 372 | __u64 id; |
d035c36c | 373 | dev_t s_dev; |
1da177e4 LT |
374 | }; |
375 | ||
911d1aaf TM |
376 | struct nfs_lock_args { |
377 | struct nfs_fh * fh; | |
378 | struct file_lock * fl; | |
cee54fc9 | 379 | struct nfs_seqid * lock_seqid; |
06735b34 TM |
380 | nfs4_stateid * lock_stateid; |
381 | struct nfs_seqid * open_seqid; | |
382 | nfs4_stateid * open_stateid; | |
911d1aaf TM |
383 | struct nfs_lowner lock_owner; |
384 | unsigned char block : 1; | |
385 | unsigned char reclaim : 1; | |
386 | unsigned char new_lock_owner : 1; | |
9ff71c3a | 387 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
388 | }; |
389 | ||
390 | struct nfs_lock_res { | |
c1d51931 TM |
391 | nfs4_stateid stateid; |
392 | struct nfs_seqid * lock_seqid; | |
393 | struct nfs_seqid * open_seqid; | |
9ff71c3a | 394 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
395 | }; |
396 | ||
911d1aaf TM |
397 | struct nfs_locku_args { |
398 | struct nfs_fh * fh; | |
399 | struct file_lock * fl; | |
cee54fc9 | 400 | struct nfs_seqid * seqid; |
faf5f49c | 401 | nfs4_stateid * stateid; |
9ff71c3a | 402 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
403 | }; |
404 | ||
911d1aaf | 405 | struct nfs_locku_res { |
c1d51931 TM |
406 | nfs4_stateid stateid; |
407 | struct nfs_seqid * seqid; | |
9ff71c3a | 408 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
409 | }; |
410 | ||
911d1aaf TM |
411 | struct nfs_lockt_args { |
412 | struct nfs_fh * fh; | |
413 | struct file_lock * fl; | |
414 | struct nfs_lowner lock_owner; | |
9ff71c3a | 415 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
416 | }; |
417 | ||
911d1aaf TM |
418 | struct nfs_lockt_res { |
419 | struct file_lock * denied; /* LOCK, LOCKT failed */ | |
9ff71c3a | 420 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
421 | }; |
422 | ||
d3c7b7cc TM |
423 | struct nfs_release_lockowner_args { |
424 | struct nfs_lowner lock_owner; | |
425 | }; | |
426 | ||
1da177e4 LT |
427 | struct nfs4_delegreturnargs { |
428 | const struct nfs_fh *fhandle; | |
429 | const nfs4_stateid *stateid; | |
fa178f29 | 430 | const u32 * bitmask; |
9ff71c3a | 431 | struct nfs4_sequence_args seq_args; |
fa178f29 TM |
432 | }; |
433 | ||
434 | struct nfs4_delegreturnres { | |
435 | struct nfs_fattr * fattr; | |
436 | const struct nfs_server *server; | |
9ff71c3a | 437 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
438 | }; |
439 | ||
440 | /* | |
441 | * Arguments to the read call. | |
442 | */ | |
1da177e4 LT |
443 | struct nfs_readargs { |
444 | struct nfs_fh * fh; | |
445 | struct nfs_open_context *context; | |
f11ac8db | 446 | struct nfs_lock_context *lock_context; |
1da177e4 LT |
447 | __u64 offset; |
448 | __u32 count; | |
449 | unsigned int pgbase; | |
450 | struct page ** pages; | |
9ff71c3a | 451 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
452 | }; |
453 | ||
454 | struct nfs_readres { | |
455 | struct nfs_fattr * fattr; | |
456 | __u32 count; | |
457 | int eof; | |
9ff71c3a | 458 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
459 | }; |
460 | ||
461 | /* | |
462 | * Arguments to the write call. | |
463 | */ | |
1da177e4 LT |
464 | struct nfs_writeargs { |
465 | struct nfs_fh * fh; | |
466 | struct nfs_open_context *context; | |
f11ac8db | 467 | struct nfs_lock_context *lock_context; |
1da177e4 LT |
468 | __u64 offset; |
469 | __u32 count; | |
470 | enum nfs3_stable_how stable; | |
471 | unsigned int pgbase; | |
472 | struct page ** pages; | |
4f9838c7 | 473 | const u32 * bitmask; |
9ff71c3a | 474 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
475 | }; |
476 | ||
477 | struct nfs_writeverf { | |
478 | enum nfs3_stable_how committed; | |
bc4785cd | 479 | __be32 verifier[2]; |
1da177e4 LT |
480 | }; |
481 | ||
482 | struct nfs_writeres { | |
483 | struct nfs_fattr * fattr; | |
484 | struct nfs_writeverf * verf; | |
485 | __u32 count; | |
4f9838c7 | 486 | const struct nfs_server *server; |
9ff71c3a | 487 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
488 | }; |
489 | ||
4fdc17b2 TM |
490 | /* |
491 | * Common arguments to the unlink call | |
492 | */ | |
493 | struct nfs_removeargs { | |
494 | const struct nfs_fh *fh; | |
495 | struct qstr name; | |
496 | const u32 * bitmask; | |
9ff71c3a | 497 | struct nfs4_sequence_args seq_args; |
4fdc17b2 TM |
498 | }; |
499 | ||
500 | struct nfs_removeres { | |
501 | const struct nfs_server *server; | |
d346890b | 502 | struct nfs_fattr *dir_attr; |
4fdc17b2 | 503 | struct nfs4_change_info cinfo; |
9ff71c3a | 504 | struct nfs4_sequence_res seq_res; |
4fdc17b2 TM |
505 | }; |
506 | ||
920769f0 JL |
507 | /* |
508 | * Common arguments to the rename call | |
509 | */ | |
510 | struct nfs_renameargs { | |
511 | const struct nfs_fh *old_dir; | |
512 | const struct nfs_fh *new_dir; | |
513 | const struct qstr *old_name; | |
514 | const struct qstr *new_name; | |
515 | const u32 *bitmask; | |
516 | struct nfs4_sequence_args seq_args; | |
517 | }; | |
518 | ||
e8582a8b JL |
519 | struct nfs_renameres { |
520 | const struct nfs_server *server; | |
521 | struct nfs4_change_info old_cinfo; | |
522 | struct nfs_fattr *old_fattr; | |
523 | struct nfs4_change_info new_cinfo; | |
524 | struct nfs_fattr *new_fattr; | |
525 | struct nfs4_sequence_res seq_res; | |
526 | }; | |
527 | ||
1da177e4 LT |
528 | /* |
529 | * Argument struct for decode_entry function | |
530 | */ | |
531 | struct nfs_entry { | |
532 | __u64 ino; | |
533 | __u64 cookie, | |
534 | prev_cookie; | |
535 | const char * name; | |
536 | unsigned int len; | |
537 | int eof; | |
538 | struct nfs_fh * fh; | |
539 | struct nfs_fattr * fattr; | |
0b26a0bf | 540 | unsigned char d_type; |
573c4e1e | 541 | struct nfs_server * server; |
1da177e4 LT |
542 | }; |
543 | ||
544 | /* | |
545 | * The following types are for NFSv2 only. | |
546 | */ | |
547 | struct nfs_sattrargs { | |
548 | struct nfs_fh * fh; | |
549 | struct iattr * sattr; | |
550 | }; | |
551 | ||
552 | struct nfs_diropargs { | |
553 | struct nfs_fh * fh; | |
554 | const char * name; | |
555 | unsigned int len; | |
556 | }; | |
557 | ||
558 | struct nfs_createargs { | |
559 | struct nfs_fh * fh; | |
560 | const char * name; | |
561 | unsigned int len; | |
562 | struct iattr * sattr; | |
563 | }; | |
564 | ||
1da177e4 LT |
565 | struct nfs_setattrargs { |
566 | struct nfs_fh * fh; | |
567 | nfs4_stateid stateid; | |
568 | struct iattr * iap; | |
569 | const struct nfs_server * server; /* Needed for name mapping */ | |
570 | const u32 * bitmask; | |
9ff71c3a | 571 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
572 | }; |
573 | ||
23ec6965 BF |
574 | struct nfs_setaclargs { |
575 | struct nfs_fh * fh; | |
576 | size_t acl_len; | |
577 | unsigned int acl_pgbase; | |
578 | struct page ** acl_pages; | |
9ff71c3a | 579 | struct nfs4_sequence_args seq_args; |
23ec6965 BF |
580 | }; |
581 | ||
73c403a9 BH |
582 | struct nfs_setaclres { |
583 | struct nfs4_sequence_res seq_res; | |
584 | }; | |
585 | ||
029d105e BF |
586 | struct nfs_getaclargs { |
587 | struct nfs_fh * fh; | |
588 | size_t acl_len; | |
589 | unsigned int acl_pgbase; | |
590 | struct page ** acl_pages; | |
9ff71c3a | 591 | struct nfs4_sequence_args seq_args; |
029d105e BF |
592 | }; |
593 | ||
663c79b3 BH |
594 | struct nfs_getaclres { |
595 | size_t acl_len; | |
596 | struct nfs4_sequence_res seq_res; | |
597 | }; | |
598 | ||
1da177e4 LT |
599 | struct nfs_setattrres { |
600 | struct nfs_fattr * fattr; | |
601 | const struct nfs_server * server; | |
9ff71c3a | 602 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
603 | }; |
604 | ||
605 | struct nfs_linkargs { | |
606 | struct nfs_fh * fromfh; | |
607 | struct nfs_fh * tofh; | |
608 | const char * toname; | |
609 | unsigned int tolen; | |
610 | }; | |
611 | ||
612 | struct nfs_symlinkargs { | |
613 | struct nfs_fh * fromfh; | |
614 | const char * fromname; | |
615 | unsigned int fromlen; | |
94a6d753 CL |
616 | struct page ** pages; |
617 | unsigned int pathlen; | |
1da177e4 LT |
618 | struct iattr * sattr; |
619 | }; | |
620 | ||
621 | struct nfs_readdirargs { | |
622 | struct nfs_fh * fh; | |
623 | __u32 cookie; | |
624 | unsigned int count; | |
625 | struct page ** pages; | |
626 | }; | |
627 | ||
b7fa0554 AG |
628 | struct nfs3_getaclargs { |
629 | struct nfs_fh * fh; | |
630 | int mask; | |
631 | struct page ** pages; | |
632 | }; | |
633 | ||
634 | struct nfs3_setaclargs { | |
635 | struct inode * inode; | |
636 | int mask; | |
637 | struct posix_acl * acl_access; | |
638 | struct posix_acl * acl_default; | |
ae46141f TM |
639 | size_t len; |
640 | unsigned int npages; | |
b7fa0554 AG |
641 | struct page ** pages; |
642 | }; | |
643 | ||
1da177e4 LT |
644 | struct nfs_diropok { |
645 | struct nfs_fh * fh; | |
646 | struct nfs_fattr * fattr; | |
647 | }; | |
648 | ||
649 | struct nfs_readlinkargs { | |
650 | struct nfs_fh * fh; | |
651 | unsigned int pgbase; | |
652 | unsigned int pglen; | |
653 | struct page ** pages; | |
654 | }; | |
655 | ||
656 | struct nfs3_sattrargs { | |
657 | struct nfs_fh * fh; | |
658 | struct iattr * sattr; | |
659 | unsigned int guard; | |
660 | struct timespec guardtime; | |
661 | }; | |
662 | ||
663 | struct nfs3_diropargs { | |
664 | struct nfs_fh * fh; | |
665 | const char * name; | |
666 | unsigned int len; | |
667 | }; | |
668 | ||
669 | struct nfs3_accessargs { | |
670 | struct nfs_fh * fh; | |
671 | __u32 access; | |
672 | }; | |
673 | ||
674 | struct nfs3_createargs { | |
675 | struct nfs_fh * fh; | |
676 | const char * name; | |
677 | unsigned int len; | |
678 | struct iattr * sattr; | |
679 | enum nfs3_createmode createmode; | |
bc4785cd | 680 | __be32 verifier[2]; |
1da177e4 LT |
681 | }; |
682 | ||
683 | struct nfs3_mkdirargs { | |
684 | struct nfs_fh * fh; | |
685 | const char * name; | |
686 | unsigned int len; | |
687 | struct iattr * sattr; | |
688 | }; | |
689 | ||
690 | struct nfs3_symlinkargs { | |
691 | struct nfs_fh * fromfh; | |
692 | const char * fromname; | |
693 | unsigned int fromlen; | |
94a6d753 CL |
694 | struct page ** pages; |
695 | unsigned int pathlen; | |
1da177e4 LT |
696 | struct iattr * sattr; |
697 | }; | |
698 | ||
699 | struct nfs3_mknodargs { | |
700 | struct nfs_fh * fh; | |
701 | const char * name; | |
702 | unsigned int len; | |
703 | enum nfs3_ftype type; | |
704 | struct iattr * sattr; | |
705 | dev_t rdev; | |
706 | }; | |
707 | ||
1da177e4 LT |
708 | struct nfs3_linkargs { |
709 | struct nfs_fh * fromfh; | |
710 | struct nfs_fh * tofh; | |
711 | const char * toname; | |
712 | unsigned int tolen; | |
713 | }; | |
714 | ||
715 | struct nfs3_readdirargs { | |
716 | struct nfs_fh * fh; | |
717 | __u64 cookie; | |
bc4785cd | 718 | __be32 verf[2]; |
1da177e4 LT |
719 | int plus; |
720 | unsigned int count; | |
721 | struct page ** pages; | |
722 | }; | |
723 | ||
724 | struct nfs3_diropres { | |
725 | struct nfs_fattr * dir_attr; | |
726 | struct nfs_fh * fh; | |
727 | struct nfs_fattr * fattr; | |
728 | }; | |
729 | ||
730 | struct nfs3_accessres { | |
731 | struct nfs_fattr * fattr; | |
732 | __u32 access; | |
733 | }; | |
734 | ||
735 | struct nfs3_readlinkargs { | |
736 | struct nfs_fh * fh; | |
737 | unsigned int pgbase; | |
738 | unsigned int pglen; | |
739 | struct page ** pages; | |
740 | }; | |
741 | ||
1da177e4 LT |
742 | struct nfs3_linkres { |
743 | struct nfs_fattr * dir_attr; | |
744 | struct nfs_fattr * fattr; | |
745 | }; | |
746 | ||
747 | struct nfs3_readdirres { | |
748 | struct nfs_fattr * dir_attr; | |
bc4785cd | 749 | __be32 * verf; |
1da177e4 LT |
750 | int plus; |
751 | }; | |
752 | ||
b7fa0554 AG |
753 | struct nfs3_getaclres { |
754 | struct nfs_fattr * fattr; | |
755 | int mask; | |
756 | unsigned int acl_access_count; | |
757 | unsigned int acl_default_count; | |
758 | struct posix_acl * acl_access; | |
759 | struct posix_acl * acl_default; | |
760 | }; | |
761 | ||
1da177e4 LT |
762 | #ifdef CONFIG_NFS_V4 |
763 | ||
764 | typedef u64 clientid4; | |
765 | ||
766 | struct nfs4_accessargs { | |
767 | const struct nfs_fh * fh; | |
76b32999 | 768 | const u32 * bitmask; |
1da177e4 | 769 | u32 access; |
9ff71c3a | 770 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
771 | }; |
772 | ||
773 | struct nfs4_accessres { | |
76b32999 TM |
774 | const struct nfs_server * server; |
775 | struct nfs_fattr * fattr; | |
1da177e4 LT |
776 | u32 supported; |
777 | u32 access; | |
9ff71c3a | 778 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
779 | }; |
780 | ||
781 | struct nfs4_create_arg { | |
782 | u32 ftype; | |
783 | union { | |
94a6d753 CL |
784 | struct { |
785 | struct page ** pages; | |
786 | unsigned int len; | |
787 | } symlink; /* NF4LNK */ | |
1da177e4 LT |
788 | struct { |
789 | u32 specdata1; | |
790 | u32 specdata2; | |
791 | } device; /* NF4BLK, NF4CHR */ | |
792 | } u; | |
793 | const struct qstr * name; | |
794 | const struct nfs_server * server; | |
795 | const struct iattr * attrs; | |
796 | const struct nfs_fh * dir_fh; | |
797 | const u32 * bitmask; | |
9ff71c3a | 798 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
799 | }; |
800 | ||
801 | struct nfs4_create_res { | |
802 | const struct nfs_server * server; | |
803 | struct nfs_fh * fh; | |
804 | struct nfs_fattr * fattr; | |
805 | struct nfs4_change_info dir_cinfo; | |
56ae19f3 | 806 | struct nfs_fattr * dir_fattr; |
9ff71c3a | 807 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
808 | }; |
809 | ||
810 | struct nfs4_fsinfo_arg { | |
811 | const struct nfs_fh * fh; | |
812 | const u32 * bitmask; | |
9ff71c3a | 813 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
814 | }; |
815 | ||
3dda5e43 BH |
816 | struct nfs4_fsinfo_res { |
817 | struct nfs_fsinfo *fsinfo; | |
818 | struct nfs4_sequence_res seq_res; | |
819 | }; | |
820 | ||
1da177e4 LT |
821 | struct nfs4_getattr_arg { |
822 | const struct nfs_fh * fh; | |
823 | const u32 * bitmask; | |
9ff71c3a | 824 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
825 | }; |
826 | ||
827 | struct nfs4_getattr_res { | |
828 | const struct nfs_server * server; | |
829 | struct nfs_fattr * fattr; | |
9ff71c3a | 830 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
831 | }; |
832 | ||
833 | struct nfs4_link_arg { | |
834 | const struct nfs_fh * fh; | |
835 | const struct nfs_fh * dir_fh; | |
836 | const struct qstr * name; | |
91ba2eee | 837 | const u32 * bitmask; |
9ff71c3a | 838 | struct nfs4_sequence_args seq_args; |
91ba2eee TM |
839 | }; |
840 | ||
841 | struct nfs4_link_res { | |
842 | const struct nfs_server * server; | |
843 | struct nfs_fattr * fattr; | |
844 | struct nfs4_change_info cinfo; | |
845 | struct nfs_fattr * dir_attr; | |
9ff71c3a | 846 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
847 | }; |
848 | ||
91ba2eee | 849 | |
1da177e4 LT |
850 | struct nfs4_lookup_arg { |
851 | const struct nfs_fh * dir_fh; | |
852 | const struct qstr * name; | |
853 | const u32 * bitmask; | |
9ff71c3a | 854 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
855 | }; |
856 | ||
857 | struct nfs4_lookup_res { | |
858 | const struct nfs_server * server; | |
859 | struct nfs_fattr * fattr; | |
860 | struct nfs_fh * fh; | |
9ff71c3a | 861 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
862 | }; |
863 | ||
864 | struct nfs4_lookup_root_arg { | |
865 | const u32 * bitmask; | |
9ff71c3a | 866 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
867 | }; |
868 | ||
869 | struct nfs4_pathconf_arg { | |
870 | const struct nfs_fh * fh; | |
871 | const u32 * bitmask; | |
9ff71c3a | 872 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
873 | }; |
874 | ||
d45b2989 BH |
875 | struct nfs4_pathconf_res { |
876 | struct nfs_pathconf *pathconf; | |
877 | struct nfs4_sequence_res seq_res; | |
878 | }; | |
879 | ||
1da177e4 LT |
880 | struct nfs4_readdir_arg { |
881 | const struct nfs_fh * fh; | |
882 | u64 cookie; | |
883 | nfs4_verifier verifier; | |
884 | u32 count; | |
885 | struct page ** pages; /* zero-copy data */ | |
886 | unsigned int pgbase; /* zero-copy data */ | |
887 | const u32 * bitmask; | |
82f2e547 | 888 | int plus; |
9ff71c3a | 889 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
890 | }; |
891 | ||
892 | struct nfs4_readdir_res { | |
893 | nfs4_verifier verifier; | |
894 | unsigned int pgbase; | |
9ff71c3a | 895 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
896 | }; |
897 | ||
898 | struct nfs4_readlink { | |
899 | const struct nfs_fh * fh; | |
900 | unsigned int pgbase; | |
901 | unsigned int pglen; /* zero-copy data */ | |
902 | struct page ** pages; /* zero-copy data */ | |
9ff71c3a | 903 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
904 | }; |
905 | ||
f50c7000 BH |
906 | struct nfs4_readlink_res { |
907 | struct nfs4_sequence_res seq_res; | |
908 | }; | |
909 | ||
19d771f3 | 910 | #define NFS4_SETCLIENTID_NAMELEN (127) |
1da177e4 | 911 | struct nfs4_setclientid { |
cc38bac3 | 912 | const nfs4_verifier * sc_verifier; |
1da177e4 | 913 | unsigned int sc_name_len; |
d1ce02e1 | 914 | char sc_name[NFS4_SETCLIENTID_NAMELEN + 1]; |
cc38bac3 | 915 | u32 sc_prog; |
1da177e4 | 916 | unsigned int sc_netid_len; |
d1ce02e1 | 917 | char sc_netid[RPCBIND_MAXNETIDLEN + 1]; |
1da177e4 | 918 | unsigned int sc_uaddr_len; |
d1ce02e1 | 919 | char sc_uaddr[RPCBIND_MAXUADDRLEN + 1]; |
cc38bac3 | 920 | u32 sc_cb_ident; |
1da177e4 LT |
921 | }; |
922 | ||
bb8b27e5 TM |
923 | struct nfs4_setclientid_res { |
924 | u64 clientid; | |
925 | nfs4_verifier confirm; | |
926 | }; | |
927 | ||
1da177e4 LT |
928 | struct nfs4_statfs_arg { |
929 | const struct nfs_fh * fh; | |
930 | const u32 * bitmask; | |
9ff71c3a | 931 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
932 | }; |
933 | ||
24ad148a BH |
934 | struct nfs4_statfs_res { |
935 | struct nfs_fsstat *fsstat; | |
936 | struct nfs4_sequence_res seq_res; | |
937 | }; | |
938 | ||
43652ad5 BH |
939 | struct nfs4_server_caps_arg { |
940 | struct nfs_fh *fhandle; | |
941 | struct nfs4_sequence_args seq_args; | |
942 | }; | |
943 | ||
1da177e4 LT |
944 | struct nfs4_server_caps_res { |
945 | u32 attr_bitmask[2]; | |
946 | u32 acl_bitmask; | |
947 | u32 has_links; | |
948 | u32 has_symlinks; | |
9ff71c3a | 949 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
950 | }; |
951 | ||
7aaa0b3b MN |
952 | struct nfs4_string { |
953 | unsigned int len; | |
954 | char *data; | |
683b57b4 TM |
955 | }; |
956 | ||
7aaa0b3b MN |
957 | #define NFS4_PATHNAME_MAXCOMPONENTS 512 |
958 | struct nfs4_pathname { | |
959 | unsigned int ncomponents; | |
960 | struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; | |
961 | }; | |
962 | ||
963 | #define NFS4_FS_LOCATION_MAXSERVERS 10 | |
964 | struct nfs4_fs_location { | |
965 | unsigned int nservers; | |
966 | struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; | |
967 | struct nfs4_pathname rootpath; | |
968 | }; | |
969 | ||
970 | #define NFS4_FS_LOCATIONS_MAXENTRIES 10 | |
971 | struct nfs4_fs_locations { | |
683b57b4 TM |
972 | struct nfs_fattr fattr; |
973 | const struct nfs_server *server; | |
7aaa0b3b | 974 | struct nfs4_pathname fs_path; |
683b57b4 | 975 | int nlocations; |
7aaa0b3b | 976 | struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; |
683b57b4 TM |
977 | }; |
978 | ||
979 | struct nfs4_fs_locations_arg { | |
980 | const struct nfs_fh *dir_fh; | |
981 | const struct qstr *name; | |
982 | struct page *page; | |
983 | const u32 *bitmask; | |
9ff71c3a | 984 | struct nfs4_sequence_args seq_args; |
683b57b4 TM |
985 | }; |
986 | ||
22958463 BH |
987 | struct nfs4_fs_locations_res { |
988 | struct nfs4_fs_locations *fs_locations; | |
989 | struct nfs4_sequence_res seq_res; | |
990 | }; | |
991 | ||
5a5ea0d4 BS |
992 | struct nfs4_secinfo_oid { |
993 | unsigned int len; | |
994 | char data[GSS_OID_MAX_LEN]; | |
995 | }; | |
996 | ||
997 | struct nfs4_secinfo_gss { | |
998 | struct nfs4_secinfo_oid sec_oid4; | |
999 | unsigned int qop4; | |
1000 | unsigned int service; | |
1001 | }; | |
1002 | ||
1003 | struct nfs4_secinfo_flavor { | |
1004 | unsigned int flavor; | |
1005 | struct nfs4_secinfo_gss gss; | |
1006 | }; | |
1007 | ||
1008 | struct nfs4_secinfo_flavors { | |
1009 | unsigned int num_flavors; | |
1010 | struct nfs4_secinfo_flavor flavors[0]; | |
1011 | }; | |
1012 | ||
1013 | struct nfs4_secinfo_arg { | |
1014 | const struct nfs_fh *dir_fh; | |
1015 | const struct qstr *name; | |
1016 | struct nfs4_sequence_args seq_args; | |
1017 | }; | |
1018 | ||
1019 | struct nfs4_secinfo_res { | |
1020 | struct nfs4_secinfo_flavors *flavors; | |
1021 | struct nfs4_sequence_res seq_res; | |
1022 | }; | |
1023 | ||
1da177e4 LT |
1024 | #endif /* CONFIG_NFS_V4 */ |
1025 | ||
99fe60d0 BH |
1026 | struct nfstime4 { |
1027 | u64 seconds; | |
1028 | u32 nseconds; | |
1029 | }; | |
1030 | ||
1031 | #ifdef CONFIG_NFS_V4_1 | |
1032 | struct nfs_impl_id4 { | |
1033 | u32 domain_len; | |
1034 | char *domain; | |
1035 | u32 name_len; | |
1036 | char *name; | |
1037 | struct nfstime4 date; | |
1038 | }; | |
1039 | ||
1040 | #define NFS4_EXCHANGE_ID_LEN (48) | |
1041 | struct nfs41_exchange_id_args { | |
1042 | struct nfs_client *client; | |
1043 | nfs4_verifier *verifier; | |
1044 | unsigned int id_len; | |
1045 | char id[NFS4_EXCHANGE_ID_LEN]; | |
1046 | u32 flags; | |
1047 | }; | |
1048 | ||
1049 | struct server_owner { | |
1050 | uint64_t minor_id; | |
1051 | uint32_t major_id_sz; | |
1052 | char major_id[NFS4_OPAQUE_LIMIT]; | |
1053 | }; | |
1054 | ||
1055 | struct server_scope { | |
1056 | uint32_t server_scope_sz; | |
1057 | char server_scope[NFS4_OPAQUE_LIMIT]; | |
1058 | }; | |
1059 | ||
1060 | struct nfs41_exchange_id_res { | |
1061 | struct nfs_client *client; | |
1062 | u32 flags; | |
78fe0f41 | 1063 | struct server_scope *server_scope; |
99fe60d0 | 1064 | }; |
fc931582 AA |
1065 | |
1066 | struct nfs41_create_session_args { | |
1067 | struct nfs_client *client; | |
1068 | uint32_t flags; | |
1069 | uint32_t cb_program; | |
1070 | struct nfs4_channel_attrs fc_attrs; /* Fore Channel */ | |
1071 | struct nfs4_channel_attrs bc_attrs; /* Back Channel */ | |
1072 | }; | |
1073 | ||
1074 | struct nfs41_create_session_res { | |
1075 | struct nfs_client *client; | |
1076 | }; | |
18019753 RL |
1077 | |
1078 | struct nfs41_reclaim_complete_args { | |
1079 | /* In the future extend to include curr_fh for use with migration */ | |
1080 | unsigned char one_fs:1; | |
1081 | struct nfs4_sequence_args seq_args; | |
1082 | }; | |
1083 | ||
1084 | struct nfs41_reclaim_complete_res { | |
1085 | struct nfs4_sequence_res seq_res; | |
1086 | }; | |
99fe60d0 BH |
1087 | #endif /* CONFIG_NFS_V4_1 */ |
1088 | ||
1da177e4 LT |
1089 | struct nfs_page; |
1090 | ||
40859d7e CL |
1091 | #define NFS_PAGEVEC_SIZE (8U) |
1092 | ||
1da177e4 LT |
1093 | struct nfs_read_data { |
1094 | int flags; | |
1095 | struct rpc_task task; | |
1096 | struct inode *inode; | |
1097 | struct rpc_cred *cred; | |
1098 | struct nfs_fattr fattr; /* fattr storage */ | |
1099 | struct list_head pages; /* Coalesced read requests */ | |
1100 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 1101 | struct page **pagevec; |
e9f7bee1 | 1102 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
1103 | struct nfs_readargs args; |
1104 | struct nfs_readres res; | |
1da177e4 | 1105 | unsigned long timestamp; /* For lease renewal */ |
bae724ef | 1106 | struct pnfs_layout_segment *lseg; |
d83217c1 | 1107 | struct nfs_client *ds_clp; /* pNFS data server */ |
64419a9b | 1108 | const struct rpc_call_ops *mds_ops; |
cbdabc7f | 1109 | int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data); |
dc70d7b3 | 1110 | __u64 mds_offset; |
d20581aa | 1111 | int pnfs_error; |
0d0b5cb3 | 1112 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
1113 | }; |
1114 | ||
1115 | struct nfs_write_data { | |
1116 | int flags; | |
1117 | struct rpc_task task; | |
1118 | struct inode *inode; | |
1119 | struct rpc_cred *cred; | |
1120 | struct nfs_fattr fattr; | |
1121 | struct nfs_writeverf verf; | |
1122 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
1123 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 1124 | struct page **pagevec; |
e9f7bee1 | 1125 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
1126 | struct nfs_writeargs args; /* argument struct */ |
1127 | struct nfs_writeres res; /* result struct */ | |
5053aa56 | 1128 | struct pnfs_layout_segment *lseg; |
a69aef14 | 1129 | struct nfs_client *ds_clp; /* pNFS data server */ |
e0c2b380 | 1130 | int ds_commit_index; |
0382b744 | 1131 | const struct rpc_call_ops *mds_ops; |
b029bc9b | 1132 | int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data); |
1da177e4 LT |
1133 | #ifdef CONFIG_NFS_V4 |
1134 | unsigned long timestamp; /* For lease renewal */ | |
1135 | #endif | |
a69aef14 | 1136 | __u64 mds_offset; /* Filelayout dense stripe */ |
d20581aa | 1137 | int pnfs_error; |
0d0b5cb3 | 1138 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
1139 | }; |
1140 | ||
1141 | struct nfs_access_entry; | |
45a52a02 | 1142 | struct nfs_client; |
e0dca7a0 | 1143 | struct rpc_timeout; |
1da177e4 LT |
1144 | |
1145 | /* | |
1146 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
1147 | */ | |
1148 | struct nfs_rpc_ops { | |
c0e07cb6 | 1149 | u32 version; /* Protocol version */ |
f786aa90 | 1150 | const struct dentry_operations *dentry_ops; |
c5ef1c42 AV |
1151 | const struct inode_operations *dir_inode_ops; |
1152 | const struct inode_operations *file_inode_ops; | |
1da177e4 LT |
1153 | |
1154 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
1155 | struct nfs_fsinfo *); | |
2b3de441 DH |
1156 | int (*lookupfh)(struct nfs_server *, struct nfs_fh *, |
1157 | struct qstr *, struct nfs_fh *, | |
1158 | struct nfs_fattr *); | |
1da177e4 LT |
1159 | int (*getattr) (struct nfs_server *, struct nfs_fh *, |
1160 | struct nfs_fattr *); | |
1161 | int (*setattr) (struct dentry *, struct nfs_fattr *, | |
1162 | struct iattr *); | |
7c513058 | 1163 | int (*lookup) (struct rpc_clnt *clnt, struct inode *, struct qstr *, |
1da177e4 LT |
1164 | struct nfs_fh *, struct nfs_fattr *); |
1165 | int (*access) (struct inode *, struct nfs_access_entry *); | |
1166 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
1167 | unsigned int); | |
1da177e4 | 1168 | int (*create) (struct inode *, struct dentry *, |
c0204fd2 | 1169 | struct iattr *, int, struct nfs_open_context *); |
1da177e4 | 1170 | int (*remove) (struct inode *, struct qstr *); |
e4eff1a6 TM |
1171 | void (*unlink_setup) (struct rpc_message *, struct inode *dir); |
1172 | int (*unlink_done) (struct rpc_task *, struct inode *); | |
1da177e4 LT |
1173 | int (*rename) (struct inode *, struct qstr *, |
1174 | struct inode *, struct qstr *); | |
d3d4152a JL |
1175 | void (*rename_setup) (struct rpc_message *msg, struct inode *dir); |
1176 | int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir); | |
1da177e4 | 1177 | int (*link) (struct inode *, struct inode *, struct qstr *); |
94a6d753 CL |
1178 | int (*symlink) (struct inode *, struct dentry *, struct page *, |
1179 | unsigned int, struct iattr *); | |
1da177e4 LT |
1180 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); |
1181 | int (*rmdir) (struct inode *, struct qstr *); | |
1182 | int (*readdir) (struct dentry *, struct rpc_cred *, | |
56e4ebf8 | 1183 | u64, struct page **, unsigned int, int); |
1da177e4 LT |
1184 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, |
1185 | dev_t); | |
1186 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
1187 | struct nfs_fsstat *); | |
1188 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
1189 | struct nfs_fsinfo *); | |
1190 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
1191 | struct nfs_pathconf *); | |
e9326dca | 1192 | int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); |
573c4e1e | 1193 | int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int); |
bdc7f021 | 1194 | void (*read_setup) (struct nfs_read_data *, struct rpc_message *); |
ec06c096 | 1195 | int (*read_done) (struct rpc_task *, struct nfs_read_data *); |
bdc7f021 | 1196 | void (*write_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 1197 | int (*write_done) (struct rpc_task *, struct nfs_write_data *); |
bdc7f021 | 1198 | void (*commit_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 1199 | int (*commit_done) (struct rpc_task *, struct nfs_write_data *); |
1da177e4 | 1200 | int (*lock)(struct file *, int, struct file_lock *); |
2116271a | 1201 | int (*lock_check_bounds)(const struct file_lock *); |
ada70d94 | 1202 | void (*clear_acl_cache)(struct inode *); |
7fe5c398 | 1203 | void (*close_context)(struct nfs_open_context *ctx, int); |
2b484297 TM |
1204 | struct inode * (*open_context) (struct inode *dir, |
1205 | struct nfs_open_context *ctx, | |
1206 | int open_flags, | |
1207 | struct iattr *iattr); | |
45a52a02 AA |
1208 | int (*init_client) (struct nfs_client *, const struct rpc_timeout *, |
1209 | const char *, rpc_authflavor_t, int); | |
5a5ea0d4 | 1210 | int (*secinfo)(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *); |
1da177e4 LT |
1211 | }; |
1212 | ||
1213 | /* | |
1214 | * NFS_CALL(getattr, inode, (fattr)); | |
1215 | * into | |
1216 | * NFS_PROTO(inode)->getattr(fattr); | |
1217 | */ | |
1218 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
1219 | ||
1220 | /* | |
1221 | * Function vectors etc. for the NFS client | |
1222 | */ | |
509de811 DH |
1223 | extern const struct nfs_rpc_ops nfs_v2_clientops; |
1224 | extern const struct nfs_rpc_ops nfs_v3_clientops; | |
1225 | extern const struct nfs_rpc_ops nfs_v4_clientops; | |
1da177e4 LT |
1226 | extern struct rpc_version nfs_version2; |
1227 | extern struct rpc_version nfs_version3; | |
1228 | extern struct rpc_version nfs_version4; | |
1229 | ||
b7fa0554 AG |
1230 | extern struct rpc_version nfsacl_version3; |
1231 | extern struct rpc_program nfsacl_program; | |
1232 | ||
1da177e4 | 1233 | #endif |