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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> |
5a5ea0d4 | 5 | #include <linux/sunrpc/gss_api.h> |
1da177e4 | 6 | |
40859d7e CL |
7 | /* |
8 | * To change the maximum rsize and wsize supported by the NFS client, adjust | |
9 | * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can | |
10 | * support a megabyte or more. The default is left at 4096 bytes, which is | |
11 | * reasonable for NFS over UDP. | |
12 | */ | |
13 | #define NFS_MAX_FILE_IO_SIZE (1048576U) | |
14 | #define NFS_DEF_FILE_IO_SIZE (4096U) | |
15 | #define NFS_MIN_FILE_IO_SIZE (1024U) | |
16 | ||
5a5ea0d4 BS |
17 | /* Forward declaration for NFS v3 */ |
18 | struct nfs4_secinfo_flavors; | |
19 | ||
6926afd1 TM |
20 | struct nfs4_string { |
21 | unsigned int len; | |
22 | char *data; | |
23 | }; | |
24 | ||
8b4bdcf8 TM |
25 | struct nfs_fsid { |
26 | uint64_t major; | |
27 | uint64_t minor; | |
1da177e4 LT |
28 | }; |
29 | ||
8b4bdcf8 TM |
30 | /* |
31 | * Helper for checking equality between 2 fsids. | |
32 | */ | |
33 | static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b) | |
34 | { | |
35 | return a->major == b->major && a->minor == b->minor; | |
36 | } | |
37 | ||
88034c3d AA |
38 | struct nfs4_threshold { |
39 | __u32 bm; | |
40 | __u32 l_type; | |
41 | __u64 rd_sz; | |
42 | __u64 wr_sz; | |
43 | __u64 rd_io_sz; | |
44 | __u64 wr_io_sz; | |
45 | }; | |
46 | ||
1da177e4 | 47 | struct nfs_fattr { |
9e6e70f8 | 48 | unsigned int valid; /* which fields are valid */ |
bca79478 | 49 | umode_t mode; |
1da177e4 LT |
50 | __u32 nlink; |
51 | __u32 uid; | |
52 | __u32 gid; | |
9fa8d66f | 53 | dev_t rdev; |
1da177e4 LT |
54 | __u64 size; |
55 | union { | |
56 | struct { | |
57 | __u32 blocksize; | |
58 | __u32 blocks; | |
59 | } nfs2; | |
60 | struct { | |
61 | __u64 used; | |
62 | } nfs3; | |
63 | } du; | |
8b4bdcf8 | 64 | struct nfs_fsid fsid; |
1da177e4 | 65 | __u64 fileid; |
28331a46 | 66 | __u64 mounted_on_fileid; |
1da177e4 LT |
67 | struct timespec atime; |
68 | struct timespec mtime; | |
69 | struct timespec ctime; | |
1da177e4 LT |
70 | __u64 change_attr; /* NFSv4 change attribute */ |
71 | __u64 pre_change_attr;/* pre-op NFSv4 change attribute */ | |
1ca277d8 TM |
72 | __u64 pre_size; /* pre_op_attr.size */ |
73 | struct timespec pre_mtime; /* pre_op_attr.mtime */ | |
74 | struct timespec pre_ctime; /* pre_op_attr.ctime */ | |
33801147 | 75 | unsigned long time_start; |
4704f0e2 | 76 | unsigned long gencount; |
6926afd1 TM |
77 | struct nfs4_string *owner_name; |
78 | struct nfs4_string *group_name; | |
88034c3d | 79 | struct nfs4_threshold *mdsthreshold; /* pNFS threshold hints */ |
1da177e4 LT |
80 | }; |
81 | ||
9e6e70f8 TM |
82 | #define NFS_ATTR_FATTR_TYPE (1U << 0) |
83 | #define NFS_ATTR_FATTR_MODE (1U << 1) | |
84 | #define NFS_ATTR_FATTR_NLINK (1U << 2) | |
85 | #define NFS_ATTR_FATTR_OWNER (1U << 3) | |
86 | #define NFS_ATTR_FATTR_GROUP (1U << 4) | |
87 | #define NFS_ATTR_FATTR_RDEV (1U << 5) | |
88 | #define NFS_ATTR_FATTR_SIZE (1U << 6) | |
89 | #define NFS_ATTR_FATTR_PRESIZE (1U << 7) | |
90 | #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8) | |
91 | #define NFS_ATTR_FATTR_SPACE_USED (1U << 9) | |
92 | #define NFS_ATTR_FATTR_FSID (1U << 10) | |
93 | #define NFS_ATTR_FATTR_FILEID (1U << 11) | |
94 | #define NFS_ATTR_FATTR_ATIME (1U << 12) | |
95 | #define NFS_ATTR_FATTR_MTIME (1U << 13) | |
96 | #define NFS_ATTR_FATTR_CTIME (1U << 14) | |
97 | #define NFS_ATTR_FATTR_PREMTIME (1U << 15) | |
98 | #define NFS_ATTR_FATTR_PRECTIME (1U << 16) | |
99 | #define NFS_ATTR_FATTR_CHANGE (1U << 17) | |
100 | #define NFS_ATTR_FATTR_PRECHANGE (1U << 18) | |
81934ddb CL |
101 | #define NFS_ATTR_FATTR_V4_LOCATIONS (1U << 19) |
102 | #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 20) | |
103 | #define NFS_ATTR_FATTR_MOUNTPOINT (1U << 21) | |
104 | #define NFS_ATTR_FATTR_MOUNTED_ON_FILEID (1U << 22) | |
105 | #define NFS_ATTR_FATTR_OWNER_NAME (1U << 23) | |
106 | #define NFS_ATTR_FATTR_GROUP_NAME (1U << 24) | |
9e6e70f8 TM |
107 | |
108 | #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \ | |
109 | | NFS_ATTR_FATTR_MODE \ | |
110 | | NFS_ATTR_FATTR_NLINK \ | |
111 | | NFS_ATTR_FATTR_OWNER \ | |
112 | | NFS_ATTR_FATTR_GROUP \ | |
113 | | NFS_ATTR_FATTR_RDEV \ | |
114 | | NFS_ATTR_FATTR_SIZE \ | |
115 | | NFS_ATTR_FATTR_FSID \ | |
116 | | NFS_ATTR_FATTR_FILEID \ | |
117 | | NFS_ATTR_FATTR_ATIME \ | |
118 | | NFS_ATTR_FATTR_MTIME \ | |
3a1556e8 TM |
119 | | NFS_ATTR_FATTR_CTIME \ |
120 | | NFS_ATTR_FATTR_CHANGE) | |
9e6e70f8 TM |
121 | #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \ |
122 | | NFS_ATTR_FATTR_BLOCKS_USED) | |
123 | #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \ | |
124 | | NFS_ATTR_FATTR_SPACE_USED) | |
125 | #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \ | |
3a1556e8 | 126 | | NFS_ATTR_FATTR_SPACE_USED) |
1da177e4 LT |
127 | |
128 | /* | |
129 | * Info on the file system | |
130 | */ | |
131 | struct nfs_fsinfo { | |
132 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
133 | __u32 rtmax; /* max. read transfer size */ | |
134 | __u32 rtpref; /* pref. read transfer size */ | |
135 | __u32 rtmult; /* reads should be multiple of this */ | |
136 | __u32 wtmax; /* max. write transfer size */ | |
137 | __u32 wtpref; /* pref. write transfer size */ | |
138 | __u32 wtmult; /* writes should be multiple of this */ | |
139 | __u32 dtpref; /* pref. readdir transfer size */ | |
140 | __u64 maxfilesize; | |
6b96724e | 141 | struct timespec time_delta; /* server time granularity */ |
1da177e4 | 142 | __u32 lease_time; /* in seconds */ |
504913fb | 143 | __u32 layouttype; /* supported pnfs layout driver */ |
dae100c2 | 144 | __u32 blksize; /* preferred pnfs io block size */ |
1da177e4 LT |
145 | }; |
146 | ||
147 | struct nfs_fsstat { | |
148 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
149 | __u64 tbytes; /* total size in bytes */ | |
150 | __u64 fbytes; /* # of free bytes */ | |
151 | __u64 abytes; /* # of bytes available to user */ | |
152 | __u64 tfiles; /* # of files */ | |
153 | __u64 ffiles; /* # of free files */ | |
154 | __u64 afiles; /* # of files available to user */ | |
155 | }; | |
156 | ||
157 | struct nfs2_fsstat { | |
158 | __u32 tsize; /* Server transfer size */ | |
159 | __u32 bsize; /* Filesystem block size */ | |
160 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
161 | __u32 bfree; /* No. of free "bsize" blocks */ | |
162 | __u32 bavail; /* No. of available "bsize" blocks */ | |
163 | }; | |
164 | ||
165 | struct nfs_pathconf { | |
166 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
167 | __u32 max_link; /* max # of hard links */ | |
168 | __u32 max_namelen; /* max name length */ | |
169 | }; | |
170 | ||
171 | struct nfs4_change_info { | |
172 | u32 atomic; | |
173 | u64 before; | |
174 | u64 after; | |
175 | }; | |
176 | ||
cee54fc9 | 177 | struct nfs_seqid; |
9ff71c3a | 178 | |
557134a3 AA |
179 | /* nfs41 sessions channel attributes */ |
180 | struct nfs4_channel_attrs { | |
557134a3 AA |
181 | u32 max_rqst_sz; |
182 | u32 max_resp_sz; | |
183 | u32 max_resp_sz_cached; | |
184 | u32 max_ops; | |
185 | u32 max_reqs; | |
186 | }; | |
187 | ||
188 | /* nfs41 sessions slot seqid */ | |
189 | struct nfs4_slot { | |
190 | u32 seq_nr; | |
191 | }; | |
192 | ||
9ff71c3a | 193 | struct nfs4_sequence_args { |
f3752975 | 194 | struct nfs4_session *sa_session; |
45d43c29 | 195 | u32 sa_slotid; |
fbcd4abc | 196 | u8 sa_cache_this; |
9ff71c3a BH |
197 | }; |
198 | ||
199 | struct nfs4_sequence_res { | |
f3752975 | 200 | struct nfs4_session *sr_session; |
dfb4f309 | 201 | struct nfs4_slot *sr_slot; /* slot used to send request */ |
fbcd4abc | 202 | int sr_status; /* sequence operation status */ |
a01878aa | 203 | unsigned long sr_renewal_time; |
0629e370 | 204 | u32 sr_status_flags; |
9ff71c3a BH |
205 | }; |
206 | ||
2050f0cc AA |
207 | struct nfs4_get_lease_time_args { |
208 | struct nfs4_sequence_args la_seq_args; | |
209 | }; | |
210 | ||
211 | struct nfs4_get_lease_time_res { | |
212 | struct nfs_fsinfo *lr_fsinfo; | |
213 | struct nfs4_sequence_res lr_seq_res; | |
214 | }; | |
215 | ||
b1f69b75 AA |
216 | #define PNFS_LAYOUT_MAXSIZE 4096 |
217 | ||
218 | struct nfs4_layoutdriver_data { | |
35124a09 WAA |
219 | struct page **pages; |
220 | __u32 pglen; | |
b1f69b75 | 221 | __u32 len; |
b1f69b75 AA |
222 | }; |
223 | ||
224 | struct pnfs_layout_range { | |
225 | u32 iomode; | |
226 | u64 offset; | |
227 | u64 length; | |
228 | }; | |
229 | ||
230 | struct nfs4_layoutget_args { | |
231 | __u32 type; | |
232 | struct pnfs_layout_range range; | |
233 | __u64 minlength; | |
234 | __u32 maxcount; | |
235 | struct inode *inode; | |
236 | struct nfs_open_context *ctx; | |
237 | struct nfs4_sequence_args seq_args; | |
cf7d63f1 | 238 | nfs4_stateid stateid; |
35124a09 | 239 | struct nfs4_layoutdriver_data layout; |
b1f69b75 AA |
240 | }; |
241 | ||
242 | struct nfs4_layoutget_res { | |
243 | __u32 return_on_close; | |
244 | struct pnfs_layout_range range; | |
245 | __u32 type; | |
246 | nfs4_stateid stateid; | |
b1f69b75 | 247 | struct nfs4_sequence_res seq_res; |
35124a09 | 248 | struct nfs4_layoutdriver_data *layoutp; |
b1f69b75 AA |
249 | }; |
250 | ||
251 | struct nfs4_layoutget { | |
252 | struct nfs4_layoutget_args args; | |
253 | struct nfs4_layoutget_res res; | |
254 | struct pnfs_layout_segment **lsegpp; | |
a75b9df9 | 255 | gfp_t gfp_flags; |
b1f69b75 AA |
256 | }; |
257 | ||
7f11d8d3 AA |
258 | struct nfs4_getdevicelist_args { |
259 | const struct nfs_fh *fh; | |
260 | u32 layoutclass; | |
261 | struct nfs4_sequence_args seq_args; | |
262 | }; | |
263 | ||
264 | struct nfs4_getdevicelist_res { | |
265 | struct pnfs_devicelist *devlist; | |
266 | struct nfs4_sequence_res seq_res; | |
267 | }; | |
268 | ||
b1f69b75 AA |
269 | struct nfs4_getdeviceinfo_args { |
270 | struct pnfs_device *pdev; | |
271 | struct nfs4_sequence_args seq_args; | |
272 | }; | |
273 | ||
274 | struct nfs4_getdeviceinfo_res { | |
275 | struct pnfs_device *pdev; | |
276 | struct nfs4_sequence_res seq_res; | |
277 | }; | |
278 | ||
863a3c6c AA |
279 | struct nfs4_layoutcommit_args { |
280 | nfs4_stateid stateid; | |
281 | __u64 lastbytewritten; | |
282 | struct inode *inode; | |
283 | const u32 *bitmask; | |
284 | struct nfs4_sequence_args seq_args; | |
285 | }; | |
286 | ||
287 | struct nfs4_layoutcommit_res { | |
288 | struct nfs_fattr *fattr; | |
289 | const struct nfs_server *server; | |
290 | struct nfs4_sequence_res seq_res; | |
db29c089 | 291 | int status; |
863a3c6c AA |
292 | }; |
293 | ||
294 | struct nfs4_layoutcommit_data { | |
295 | struct rpc_task task; | |
296 | struct nfs_fattr fattr; | |
a9bae566 | 297 | struct list_head lseg_list; |
863a3c6c AA |
298 | struct rpc_cred *cred; |
299 | struct nfs4_layoutcommit_args args; | |
300 | struct nfs4_layoutcommit_res res; | |
301 | }; | |
302 | ||
cbe82603 | 303 | struct nfs4_layoutreturn_args { |
a56aaa02 | 304 | struct pnfs_layout_hdr *layout; |
cbe82603 BH |
305 | struct inode *inode; |
306 | nfs4_stateid stateid; | |
a56aaa02 | 307 | __u32 layout_type; |
cbe82603 BH |
308 | struct nfs4_sequence_args seq_args; |
309 | }; | |
310 | ||
311 | struct nfs4_layoutreturn_res { | |
312 | struct nfs4_sequence_res seq_res; | |
313 | u32 lrs_present; | |
314 | nfs4_stateid stateid; | |
315 | }; | |
316 | ||
317 | struct nfs4_layoutreturn { | |
318 | struct nfs4_layoutreturn_args args; | |
319 | struct nfs4_layoutreturn_res res; | |
320 | struct rpc_cred *cred; | |
321 | struct nfs_client *clp; | |
322 | int rpc_status; | |
323 | }; | |
324 | ||
95b72eb0 TM |
325 | struct stateowner_id { |
326 | __u64 create_time; | |
327 | __u32 uniquifier; | |
328 | }; | |
329 | ||
1da177e4 LT |
330 | /* |
331 | * Arguments to the open call. | |
332 | */ | |
333 | struct nfs_openargs { | |
334 | const struct nfs_fh * fh; | |
cee54fc9 | 335 | struct nfs_seqid * seqid; |
1da177e4 | 336 | int open_flags; |
dc0b027d | 337 | fmode_t fmode; |
1da177e4 | 338 | __u64 clientid; |
95b72eb0 | 339 | struct stateowner_id id; |
1da177e4 | 340 | union { |
d77d76ff TM |
341 | struct { |
342 | struct iattr * attrs; /* UNCHECKED, GUARDED */ | |
343 | nfs4_verifier verifier; /* EXCLUSIVE */ | |
344 | }; | |
1da177e4 | 345 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ |
bd7bf9d5 | 346 | fmode_t delegation_type; /* CLAIM_PREVIOUS */ |
1da177e4 LT |
347 | } u; |
348 | const struct qstr * name; | |
349 | const struct nfs_server *server; /* Needed for ID mapping */ | |
350 | const u32 * bitmask; | |
1549210f | 351 | const u32 * open_bitmap; |
1da177e4 | 352 | __u32 claim; |
9ff71c3a | 353 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
354 | }; |
355 | ||
356 | struct nfs_openres { | |
357 | nfs4_stateid stateid; | |
358 | struct nfs_fh fh; | |
359 | struct nfs4_change_info cinfo; | |
360 | __u32 rflags; | |
361 | struct nfs_fattr * f_attr; | |
c1d51931 | 362 | struct nfs_seqid * seqid; |
1da177e4 | 363 | const struct nfs_server *server; |
bd7bf9d5 | 364 | fmode_t delegation_type; |
1da177e4 LT |
365 | nfs4_stateid delegation; |
366 | __u32 do_recall; | |
367 | __u64 maxsize; | |
aa53ed54 | 368 | __u32 attrset[NFS4_BITMAP_SIZE]; |
6926afd1 TM |
369 | struct nfs4_string *owner; |
370 | struct nfs4_string *group_owner; | |
9ff71c3a | 371 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
372 | }; |
373 | ||
374 | /* | |
375 | * Arguments to the open_confirm call. | |
376 | */ | |
377 | struct nfs_open_confirmargs { | |
378 | const struct nfs_fh * fh; | |
cdd4e68b | 379 | nfs4_stateid * stateid; |
cee54fc9 | 380 | struct nfs_seqid * seqid; |
1da177e4 LT |
381 | }; |
382 | ||
383 | struct nfs_open_confirmres { | |
384 | nfs4_stateid stateid; | |
c1d51931 | 385 | struct nfs_seqid * seqid; |
1da177e4 LT |
386 | }; |
387 | ||
388 | /* | |
389 | * Arguments to the close call. | |
390 | */ | |
391 | struct nfs_closeargs { | |
392 | struct nfs_fh * fh; | |
9512135d | 393 | nfs4_stateid * stateid; |
cee54fc9 | 394 | struct nfs_seqid * seqid; |
dc0b027d | 395 | fmode_t fmode; |
516a6af6 | 396 | const u32 * bitmask; |
9ff71c3a | 397 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
398 | }; |
399 | ||
400 | struct nfs_closeres { | |
401 | nfs4_stateid stateid; | |
516a6af6 | 402 | struct nfs_fattr * fattr; |
c1d51931 | 403 | struct nfs_seqid * seqid; |
516a6af6 | 404 | const struct nfs_server *server; |
9ff71c3a | 405 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
406 | }; |
407 | /* | |
408 | * * Arguments to the lock,lockt, and locku call. | |
409 | * */ | |
410 | struct nfs_lowner { | |
911d1aaf | 411 | __u64 clientid; |
9f958ab8 | 412 | __u64 id; |
d035c36c | 413 | dev_t s_dev; |
1da177e4 LT |
414 | }; |
415 | ||
911d1aaf TM |
416 | struct nfs_lock_args { |
417 | struct nfs_fh * fh; | |
418 | struct file_lock * fl; | |
cee54fc9 | 419 | struct nfs_seqid * lock_seqid; |
06735b34 TM |
420 | nfs4_stateid * lock_stateid; |
421 | struct nfs_seqid * open_seqid; | |
422 | nfs4_stateid * open_stateid; | |
911d1aaf TM |
423 | struct nfs_lowner lock_owner; |
424 | unsigned char block : 1; | |
425 | unsigned char reclaim : 1; | |
426 | unsigned char new_lock_owner : 1; | |
9ff71c3a | 427 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
428 | }; |
429 | ||
430 | struct nfs_lock_res { | |
c1d51931 TM |
431 | nfs4_stateid stateid; |
432 | struct nfs_seqid * lock_seqid; | |
433 | struct nfs_seqid * open_seqid; | |
9ff71c3a | 434 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
435 | }; |
436 | ||
911d1aaf TM |
437 | struct nfs_locku_args { |
438 | struct nfs_fh * fh; | |
439 | struct file_lock * fl; | |
cee54fc9 | 440 | struct nfs_seqid * seqid; |
faf5f49c | 441 | nfs4_stateid * stateid; |
9ff71c3a | 442 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
443 | }; |
444 | ||
911d1aaf | 445 | struct nfs_locku_res { |
c1d51931 TM |
446 | nfs4_stateid stateid; |
447 | struct nfs_seqid * seqid; | |
9ff71c3a | 448 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
449 | }; |
450 | ||
911d1aaf TM |
451 | struct nfs_lockt_args { |
452 | struct nfs_fh * fh; | |
453 | struct file_lock * fl; | |
454 | struct nfs_lowner lock_owner; | |
9ff71c3a | 455 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
456 | }; |
457 | ||
911d1aaf TM |
458 | struct nfs_lockt_res { |
459 | struct file_lock * denied; /* LOCK, LOCKT failed */ | |
9ff71c3a | 460 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
461 | }; |
462 | ||
d3c7b7cc TM |
463 | struct nfs_release_lockowner_args { |
464 | struct nfs_lowner lock_owner; | |
465 | }; | |
466 | ||
1da177e4 LT |
467 | struct nfs4_delegreturnargs { |
468 | const struct nfs_fh *fhandle; | |
469 | const nfs4_stateid *stateid; | |
fa178f29 | 470 | const u32 * bitmask; |
9ff71c3a | 471 | struct nfs4_sequence_args seq_args; |
fa178f29 TM |
472 | }; |
473 | ||
474 | struct nfs4_delegreturnres { | |
475 | struct nfs_fattr * fattr; | |
476 | const struct nfs_server *server; | |
9ff71c3a | 477 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
478 | }; |
479 | ||
480 | /* | |
481 | * Arguments to the read call. | |
482 | */ | |
1da177e4 LT |
483 | struct nfs_readargs { |
484 | struct nfs_fh * fh; | |
485 | struct nfs_open_context *context; | |
f11ac8db | 486 | struct nfs_lock_context *lock_context; |
1da177e4 LT |
487 | __u64 offset; |
488 | __u32 count; | |
489 | unsigned int pgbase; | |
490 | struct page ** pages; | |
9ff71c3a | 491 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
492 | }; |
493 | ||
494 | struct nfs_readres { | |
495 | struct nfs_fattr * fattr; | |
496 | __u32 count; | |
497 | int eof; | |
9ff71c3a | 498 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
499 | }; |
500 | ||
501 | /* | |
502 | * Arguments to the write call. | |
503 | */ | |
1da177e4 LT |
504 | struct nfs_writeargs { |
505 | struct nfs_fh * fh; | |
506 | struct nfs_open_context *context; | |
f11ac8db | 507 | struct nfs_lock_context *lock_context; |
1da177e4 LT |
508 | __u64 offset; |
509 | __u32 count; | |
510 | enum nfs3_stable_how stable; | |
511 | unsigned int pgbase; | |
512 | struct page ** pages; | |
4f9838c7 | 513 | const u32 * bitmask; |
9ff71c3a | 514 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
515 | }; |
516 | ||
2f2c63bc TM |
517 | struct nfs_write_verifier { |
518 | char data[8]; | |
519 | }; | |
520 | ||
1da177e4 | 521 | struct nfs_writeverf { |
2f2c63bc | 522 | struct nfs_write_verifier verifier; |
1da177e4 | 523 | enum nfs3_stable_how committed; |
1da177e4 LT |
524 | }; |
525 | ||
526 | struct nfs_writeres { | |
527 | struct nfs_fattr * fattr; | |
528 | struct nfs_writeverf * verf; | |
529 | __u32 count; | |
4f9838c7 | 530 | const struct nfs_server *server; |
9ff71c3a | 531 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
532 | }; |
533 | ||
0b7c0153 FI |
534 | /* |
535 | * Arguments to the commit call. | |
536 | */ | |
537 | struct nfs_commitargs { | |
538 | struct nfs_fh *fh; | |
539 | __u64 offset; | |
540 | __u32 count; | |
541 | const u32 *bitmask; | |
542 | struct nfs4_sequence_args seq_args; | |
543 | }; | |
544 | ||
545 | struct nfs_commitres { | |
546 | struct nfs_fattr *fattr; | |
547 | struct nfs_writeverf *verf; | |
548 | const struct nfs_server *server; | |
549 | struct nfs4_sequence_res seq_res; | |
550 | }; | |
551 | ||
4fdc17b2 TM |
552 | /* |
553 | * Common arguments to the unlink call | |
554 | */ | |
555 | struct nfs_removeargs { | |
556 | const struct nfs_fh *fh; | |
557 | struct qstr name; | |
9ff71c3a | 558 | struct nfs4_sequence_args seq_args; |
4fdc17b2 TM |
559 | }; |
560 | ||
561 | struct nfs_removeres { | |
562 | const struct nfs_server *server; | |
d346890b | 563 | struct nfs_fattr *dir_attr; |
4fdc17b2 | 564 | struct nfs4_change_info cinfo; |
9ff71c3a | 565 | struct nfs4_sequence_res seq_res; |
4fdc17b2 TM |
566 | }; |
567 | ||
920769f0 JL |
568 | /* |
569 | * Common arguments to the rename call | |
570 | */ | |
571 | struct nfs_renameargs { | |
572 | const struct nfs_fh *old_dir; | |
573 | const struct nfs_fh *new_dir; | |
574 | const struct qstr *old_name; | |
575 | const struct qstr *new_name; | |
920769f0 JL |
576 | struct nfs4_sequence_args seq_args; |
577 | }; | |
578 | ||
e8582a8b JL |
579 | struct nfs_renameres { |
580 | const struct nfs_server *server; | |
581 | struct nfs4_change_info old_cinfo; | |
582 | struct nfs_fattr *old_fattr; | |
583 | struct nfs4_change_info new_cinfo; | |
584 | struct nfs_fattr *new_fattr; | |
585 | struct nfs4_sequence_res seq_res; | |
586 | }; | |
587 | ||
1da177e4 LT |
588 | /* |
589 | * Argument struct for decode_entry function | |
590 | */ | |
591 | struct nfs_entry { | |
592 | __u64 ino; | |
593 | __u64 cookie, | |
594 | prev_cookie; | |
595 | const char * name; | |
596 | unsigned int len; | |
597 | int eof; | |
598 | struct nfs_fh * fh; | |
599 | struct nfs_fattr * fattr; | |
0b26a0bf | 600 | unsigned char d_type; |
573c4e1e | 601 | struct nfs_server * server; |
1da177e4 LT |
602 | }; |
603 | ||
604 | /* | |
605 | * The following types are for NFSv2 only. | |
606 | */ | |
607 | struct nfs_sattrargs { | |
608 | struct nfs_fh * fh; | |
609 | struct iattr * sattr; | |
610 | }; | |
611 | ||
612 | struct nfs_diropargs { | |
613 | struct nfs_fh * fh; | |
614 | const char * name; | |
615 | unsigned int len; | |
616 | }; | |
617 | ||
618 | struct nfs_createargs { | |
619 | struct nfs_fh * fh; | |
620 | const char * name; | |
621 | unsigned int len; | |
622 | struct iattr * sattr; | |
623 | }; | |
624 | ||
1da177e4 LT |
625 | struct nfs_setattrargs { |
626 | struct nfs_fh * fh; | |
627 | nfs4_stateid stateid; | |
628 | struct iattr * iap; | |
629 | const struct nfs_server * server; /* Needed for name mapping */ | |
630 | const u32 * bitmask; | |
9ff71c3a | 631 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
632 | }; |
633 | ||
23ec6965 BF |
634 | struct nfs_setaclargs { |
635 | struct nfs_fh * fh; | |
636 | size_t acl_len; | |
637 | unsigned int acl_pgbase; | |
638 | struct page ** acl_pages; | |
9ff71c3a | 639 | struct nfs4_sequence_args seq_args; |
23ec6965 BF |
640 | }; |
641 | ||
73c403a9 BH |
642 | struct nfs_setaclres { |
643 | struct nfs4_sequence_res seq_res; | |
644 | }; | |
645 | ||
029d105e BF |
646 | struct nfs_getaclargs { |
647 | struct nfs_fh * fh; | |
648 | size_t acl_len; | |
649 | unsigned int acl_pgbase; | |
650 | struct page ** acl_pages; | |
9ff71c3a | 651 | struct nfs4_sequence_args seq_args; |
029d105e BF |
652 | }; |
653 | ||
bf118a34 AA |
654 | /* getxattr ACL interface flags */ |
655 | #define NFS4_ACL_LEN_REQUEST 0x0001 /* zero length getxattr buffer */ | |
663c79b3 BH |
656 | struct nfs_getaclres { |
657 | size_t acl_len; | |
bf118a34 AA |
658 | size_t acl_data_offset; |
659 | int acl_flags; | |
331818f1 | 660 | struct page * acl_scratch; |
663c79b3 BH |
661 | struct nfs4_sequence_res seq_res; |
662 | }; | |
663 | ||
1da177e4 LT |
664 | struct nfs_setattrres { |
665 | struct nfs_fattr * fattr; | |
666 | const struct nfs_server * server; | |
9ff71c3a | 667 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
668 | }; |
669 | ||
670 | struct nfs_linkargs { | |
671 | struct nfs_fh * fromfh; | |
672 | struct nfs_fh * tofh; | |
673 | const char * toname; | |
674 | unsigned int tolen; | |
675 | }; | |
676 | ||
677 | struct nfs_symlinkargs { | |
678 | struct nfs_fh * fromfh; | |
679 | const char * fromname; | |
680 | unsigned int fromlen; | |
94a6d753 CL |
681 | struct page ** pages; |
682 | unsigned int pathlen; | |
1da177e4 LT |
683 | struct iattr * sattr; |
684 | }; | |
685 | ||
686 | struct nfs_readdirargs { | |
687 | struct nfs_fh * fh; | |
688 | __u32 cookie; | |
689 | unsigned int count; | |
690 | struct page ** pages; | |
691 | }; | |
692 | ||
b7fa0554 AG |
693 | struct nfs3_getaclargs { |
694 | struct nfs_fh * fh; | |
695 | int mask; | |
696 | struct page ** pages; | |
697 | }; | |
698 | ||
699 | struct nfs3_setaclargs { | |
700 | struct inode * inode; | |
701 | int mask; | |
702 | struct posix_acl * acl_access; | |
703 | struct posix_acl * acl_default; | |
ae46141f TM |
704 | size_t len; |
705 | unsigned int npages; | |
b7fa0554 AG |
706 | struct page ** pages; |
707 | }; | |
708 | ||
1da177e4 LT |
709 | struct nfs_diropok { |
710 | struct nfs_fh * fh; | |
711 | struct nfs_fattr * fattr; | |
712 | }; | |
713 | ||
714 | struct nfs_readlinkargs { | |
715 | struct nfs_fh * fh; | |
716 | unsigned int pgbase; | |
717 | unsigned int pglen; | |
718 | struct page ** pages; | |
719 | }; | |
720 | ||
721 | struct nfs3_sattrargs { | |
722 | struct nfs_fh * fh; | |
723 | struct iattr * sattr; | |
724 | unsigned int guard; | |
725 | struct timespec guardtime; | |
726 | }; | |
727 | ||
728 | struct nfs3_diropargs { | |
729 | struct nfs_fh * fh; | |
730 | const char * name; | |
731 | unsigned int len; | |
732 | }; | |
733 | ||
734 | struct nfs3_accessargs { | |
735 | struct nfs_fh * fh; | |
736 | __u32 access; | |
737 | }; | |
738 | ||
739 | struct nfs3_createargs { | |
740 | struct nfs_fh * fh; | |
741 | const char * name; | |
742 | unsigned int len; | |
743 | struct iattr * sattr; | |
744 | enum nfs3_createmode createmode; | |
bc4785cd | 745 | __be32 verifier[2]; |
1da177e4 LT |
746 | }; |
747 | ||
748 | struct nfs3_mkdirargs { | |
749 | struct nfs_fh * fh; | |
750 | const char * name; | |
751 | unsigned int len; | |
752 | struct iattr * sattr; | |
753 | }; | |
754 | ||
755 | struct nfs3_symlinkargs { | |
756 | struct nfs_fh * fromfh; | |
757 | const char * fromname; | |
758 | unsigned int fromlen; | |
94a6d753 CL |
759 | struct page ** pages; |
760 | unsigned int pathlen; | |
1da177e4 LT |
761 | struct iattr * sattr; |
762 | }; | |
763 | ||
764 | struct nfs3_mknodargs { | |
765 | struct nfs_fh * fh; | |
766 | const char * name; | |
767 | unsigned int len; | |
768 | enum nfs3_ftype type; | |
769 | struct iattr * sattr; | |
770 | dev_t rdev; | |
771 | }; | |
772 | ||
1da177e4 LT |
773 | struct nfs3_linkargs { |
774 | struct nfs_fh * fromfh; | |
775 | struct nfs_fh * tofh; | |
776 | const char * toname; | |
777 | unsigned int tolen; | |
778 | }; | |
779 | ||
780 | struct nfs3_readdirargs { | |
781 | struct nfs_fh * fh; | |
782 | __u64 cookie; | |
bc4785cd | 783 | __be32 verf[2]; |
1da177e4 LT |
784 | int plus; |
785 | unsigned int count; | |
786 | struct page ** pages; | |
787 | }; | |
788 | ||
789 | struct nfs3_diropres { | |
790 | struct nfs_fattr * dir_attr; | |
791 | struct nfs_fh * fh; | |
792 | struct nfs_fattr * fattr; | |
793 | }; | |
794 | ||
795 | struct nfs3_accessres { | |
796 | struct nfs_fattr * fattr; | |
797 | __u32 access; | |
798 | }; | |
799 | ||
800 | struct nfs3_readlinkargs { | |
801 | struct nfs_fh * fh; | |
802 | unsigned int pgbase; | |
803 | unsigned int pglen; | |
804 | struct page ** pages; | |
805 | }; | |
806 | ||
1da177e4 LT |
807 | struct nfs3_linkres { |
808 | struct nfs_fattr * dir_attr; | |
809 | struct nfs_fattr * fattr; | |
810 | }; | |
811 | ||
812 | struct nfs3_readdirres { | |
813 | struct nfs_fattr * dir_attr; | |
bc4785cd | 814 | __be32 * verf; |
1da177e4 LT |
815 | int plus; |
816 | }; | |
817 | ||
b7fa0554 AG |
818 | struct nfs3_getaclres { |
819 | struct nfs_fattr * fattr; | |
820 | int mask; | |
821 | unsigned int acl_access_count; | |
822 | unsigned int acl_default_count; | |
823 | struct posix_acl * acl_access; | |
824 | struct posix_acl * acl_default; | |
825 | }; | |
826 | ||
89d77c8f | 827 | #if IS_ENABLED(CONFIG_NFS_V4) |
1da177e4 LT |
828 | |
829 | typedef u64 clientid4; | |
830 | ||
831 | struct nfs4_accessargs { | |
832 | const struct nfs_fh * fh; | |
76b32999 | 833 | const u32 * bitmask; |
1da177e4 | 834 | u32 access; |
9ff71c3a | 835 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
836 | }; |
837 | ||
838 | struct nfs4_accessres { | |
76b32999 TM |
839 | const struct nfs_server * server; |
840 | struct nfs_fattr * fattr; | |
1da177e4 LT |
841 | u32 supported; |
842 | u32 access; | |
9ff71c3a | 843 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
844 | }; |
845 | ||
846 | struct nfs4_create_arg { | |
847 | u32 ftype; | |
848 | union { | |
94a6d753 CL |
849 | struct { |
850 | struct page ** pages; | |
851 | unsigned int len; | |
852 | } symlink; /* NF4LNK */ | |
1da177e4 LT |
853 | struct { |
854 | u32 specdata1; | |
855 | u32 specdata2; | |
856 | } device; /* NF4BLK, NF4CHR */ | |
857 | } u; | |
858 | const struct qstr * name; | |
859 | const struct nfs_server * server; | |
860 | const struct iattr * attrs; | |
861 | const struct nfs_fh * dir_fh; | |
862 | const u32 * bitmask; | |
9ff71c3a | 863 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
864 | }; |
865 | ||
866 | struct nfs4_create_res { | |
867 | const struct nfs_server * server; | |
868 | struct nfs_fh * fh; | |
869 | struct nfs_fattr * fattr; | |
870 | struct nfs4_change_info dir_cinfo; | |
9ff71c3a | 871 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
872 | }; |
873 | ||
874 | struct nfs4_fsinfo_arg { | |
875 | const struct nfs_fh * fh; | |
876 | const u32 * bitmask; | |
9ff71c3a | 877 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
878 | }; |
879 | ||
3dda5e43 BH |
880 | struct nfs4_fsinfo_res { |
881 | struct nfs_fsinfo *fsinfo; | |
882 | struct nfs4_sequence_res seq_res; | |
883 | }; | |
884 | ||
1da177e4 LT |
885 | struct nfs4_getattr_arg { |
886 | const struct nfs_fh * fh; | |
887 | const u32 * bitmask; | |
9ff71c3a | 888 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
889 | }; |
890 | ||
891 | struct nfs4_getattr_res { | |
892 | const struct nfs_server * server; | |
893 | struct nfs_fattr * fattr; | |
9ff71c3a | 894 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
895 | }; |
896 | ||
897 | struct nfs4_link_arg { | |
898 | const struct nfs_fh * fh; | |
899 | const struct nfs_fh * dir_fh; | |
900 | const struct qstr * name; | |
91ba2eee | 901 | const u32 * bitmask; |
9ff71c3a | 902 | struct nfs4_sequence_args seq_args; |
91ba2eee TM |
903 | }; |
904 | ||
905 | struct nfs4_link_res { | |
906 | const struct nfs_server * server; | |
907 | struct nfs_fattr * fattr; | |
908 | struct nfs4_change_info cinfo; | |
909 | struct nfs_fattr * dir_attr; | |
9ff71c3a | 910 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
911 | }; |
912 | ||
91ba2eee | 913 | |
1da177e4 LT |
914 | struct nfs4_lookup_arg { |
915 | const struct nfs_fh * dir_fh; | |
916 | const struct qstr * name; | |
917 | const u32 * bitmask; | |
9ff71c3a | 918 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
919 | }; |
920 | ||
921 | struct nfs4_lookup_res { | |
922 | const struct nfs_server * server; | |
923 | struct nfs_fattr * fattr; | |
924 | struct nfs_fh * fh; | |
9ff71c3a | 925 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
926 | }; |
927 | ||
928 | struct nfs4_lookup_root_arg { | |
929 | const u32 * bitmask; | |
9ff71c3a | 930 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
931 | }; |
932 | ||
933 | struct nfs4_pathconf_arg { | |
934 | const struct nfs_fh * fh; | |
935 | const u32 * bitmask; | |
9ff71c3a | 936 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
937 | }; |
938 | ||
d45b2989 BH |
939 | struct nfs4_pathconf_res { |
940 | struct nfs_pathconf *pathconf; | |
941 | struct nfs4_sequence_res seq_res; | |
942 | }; | |
943 | ||
1da177e4 LT |
944 | struct nfs4_readdir_arg { |
945 | const struct nfs_fh * fh; | |
946 | u64 cookie; | |
947 | nfs4_verifier verifier; | |
948 | u32 count; | |
949 | struct page ** pages; /* zero-copy data */ | |
950 | unsigned int pgbase; /* zero-copy data */ | |
951 | const u32 * bitmask; | |
82f2e547 | 952 | int plus; |
9ff71c3a | 953 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
954 | }; |
955 | ||
956 | struct nfs4_readdir_res { | |
957 | nfs4_verifier verifier; | |
958 | unsigned int pgbase; | |
9ff71c3a | 959 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
960 | }; |
961 | ||
962 | struct nfs4_readlink { | |
963 | const struct nfs_fh * fh; | |
964 | unsigned int pgbase; | |
965 | unsigned int pglen; /* zero-copy data */ | |
966 | struct page ** pages; /* zero-copy data */ | |
9ff71c3a | 967 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
968 | }; |
969 | ||
f50c7000 BH |
970 | struct nfs4_readlink_res { |
971 | struct nfs4_sequence_res seq_res; | |
972 | }; | |
973 | ||
19d771f3 | 974 | #define NFS4_SETCLIENTID_NAMELEN (127) |
1da177e4 | 975 | struct nfs4_setclientid { |
cc38bac3 | 976 | const nfs4_verifier * sc_verifier; |
1da177e4 | 977 | unsigned int sc_name_len; |
d1ce02e1 | 978 | char sc_name[NFS4_SETCLIENTID_NAMELEN + 1]; |
cc38bac3 | 979 | u32 sc_prog; |
1da177e4 | 980 | unsigned int sc_netid_len; |
d1ce02e1 | 981 | char sc_netid[RPCBIND_MAXNETIDLEN + 1]; |
1da177e4 | 982 | unsigned int sc_uaddr_len; |
d1ce02e1 | 983 | char sc_uaddr[RPCBIND_MAXUADDRLEN + 1]; |
cc38bac3 | 984 | u32 sc_cb_ident; |
1da177e4 LT |
985 | }; |
986 | ||
bb8b27e5 TM |
987 | struct nfs4_setclientid_res { |
988 | u64 clientid; | |
989 | nfs4_verifier confirm; | |
990 | }; | |
991 | ||
1da177e4 LT |
992 | struct nfs4_statfs_arg { |
993 | const struct nfs_fh * fh; | |
994 | const u32 * bitmask; | |
9ff71c3a | 995 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
996 | }; |
997 | ||
24ad148a BH |
998 | struct nfs4_statfs_res { |
999 | struct nfs_fsstat *fsstat; | |
1000 | struct nfs4_sequence_res seq_res; | |
1001 | }; | |
1002 | ||
43652ad5 BH |
1003 | struct nfs4_server_caps_arg { |
1004 | struct nfs_fh *fhandle; | |
1005 | struct nfs4_sequence_args seq_args; | |
1006 | }; | |
1007 | ||
1da177e4 | 1008 | struct nfs4_server_caps_res { |
dae100c2 | 1009 | u32 attr_bitmask[3]; |
1da177e4 LT |
1010 | u32 acl_bitmask; |
1011 | u32 has_links; | |
1012 | u32 has_symlinks; | |
264e6351 | 1013 | u32 fh_expire_type; |
9ff71c3a | 1014 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
1015 | }; |
1016 | ||
7aaa0b3b MN |
1017 | #define NFS4_PATHNAME_MAXCOMPONENTS 512 |
1018 | struct nfs4_pathname { | |
1019 | unsigned int ncomponents; | |
1020 | struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; | |
1021 | }; | |
1022 | ||
1023 | #define NFS4_FS_LOCATION_MAXSERVERS 10 | |
1024 | struct nfs4_fs_location { | |
1025 | unsigned int nservers; | |
1026 | struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; | |
1027 | struct nfs4_pathname rootpath; | |
1028 | }; | |
1029 | ||
1030 | #define NFS4_FS_LOCATIONS_MAXENTRIES 10 | |
1031 | struct nfs4_fs_locations { | |
683b57b4 TM |
1032 | struct nfs_fattr fattr; |
1033 | const struct nfs_server *server; | |
7aaa0b3b | 1034 | struct nfs4_pathname fs_path; |
683b57b4 | 1035 | int nlocations; |
7aaa0b3b | 1036 | struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; |
683b57b4 TM |
1037 | }; |
1038 | ||
1039 | struct nfs4_fs_locations_arg { | |
1040 | const struct nfs_fh *dir_fh; | |
1041 | const struct qstr *name; | |
1042 | struct page *page; | |
1043 | const u32 *bitmask; | |
9ff71c3a | 1044 | struct nfs4_sequence_args seq_args; |
683b57b4 TM |
1045 | }; |
1046 | ||
22958463 BH |
1047 | struct nfs4_fs_locations_res { |
1048 | struct nfs4_fs_locations *fs_locations; | |
1049 | struct nfs4_sequence_res seq_res; | |
1050 | }; | |
1051 | ||
5a5ea0d4 BS |
1052 | struct nfs4_secinfo_oid { |
1053 | unsigned int len; | |
1054 | char data[GSS_OID_MAX_LEN]; | |
1055 | }; | |
1056 | ||
1057 | struct nfs4_secinfo_gss { | |
1058 | struct nfs4_secinfo_oid sec_oid4; | |
1059 | unsigned int qop4; | |
1060 | unsigned int service; | |
1061 | }; | |
1062 | ||
1063 | struct nfs4_secinfo_flavor { | |
1064 | unsigned int flavor; | |
1065 | struct nfs4_secinfo_gss gss; | |
1066 | }; | |
1067 | ||
1068 | struct nfs4_secinfo_flavors { | |
1069 | unsigned int num_flavors; | |
1070 | struct nfs4_secinfo_flavor flavors[0]; | |
1071 | }; | |
1072 | ||
1073 | struct nfs4_secinfo_arg { | |
1074 | const struct nfs_fh *dir_fh; | |
1075 | const struct qstr *name; | |
1076 | struct nfs4_sequence_args seq_args; | |
1077 | }; | |
1078 | ||
1079 | struct nfs4_secinfo_res { | |
1080 | struct nfs4_secinfo_flavors *flavors; | |
1081 | struct nfs4_sequence_res seq_res; | |
1082 | }; | |
1083 | ||
1da177e4 LT |
1084 | #endif /* CONFIG_NFS_V4 */ |
1085 | ||
99fe60d0 BH |
1086 | struct nfstime4 { |
1087 | u64 seconds; | |
1088 | u32 nseconds; | |
1089 | }; | |
1090 | ||
1091 | #ifdef CONFIG_NFS_V4_1 | |
ea2cf228 FI |
1092 | |
1093 | struct pnfs_commit_bucket { | |
1094 | struct list_head written; | |
1095 | struct list_head committing; | |
1096 | struct pnfs_layout_segment *wlseg; | |
1097 | struct pnfs_layout_segment *clseg; | |
1098 | }; | |
1099 | ||
1100 | struct pnfs_ds_commit_info { | |
1101 | int nwritten; | |
1102 | int ncommitting; | |
1103 | int nbuckets; | |
1104 | struct pnfs_commit_bucket *buckets; | |
1105 | }; | |
1106 | ||
99fe60d0 BH |
1107 | #define NFS4_EXCHANGE_ID_LEN (48) |
1108 | struct nfs41_exchange_id_args { | |
1109 | struct nfs_client *client; | |
1110 | nfs4_verifier *verifier; | |
1111 | unsigned int id_len; | |
1112 | char id[NFS4_EXCHANGE_ID_LEN]; | |
1113 | u32 flags; | |
1114 | }; | |
1115 | ||
acdeb69d | 1116 | struct nfs41_server_owner { |
99fe60d0 BH |
1117 | uint64_t minor_id; |
1118 | uint32_t major_id_sz; | |
1119 | char major_id[NFS4_OPAQUE_LIMIT]; | |
1120 | }; | |
1121 | ||
79d4e1f0 | 1122 | struct nfs41_server_scope { |
99fe60d0 BH |
1123 | uint32_t server_scope_sz; |
1124 | char server_scope[NFS4_OPAQUE_LIMIT]; | |
1125 | }; | |
1126 | ||
7d2ed9ac WAA |
1127 | struct nfs41_impl_id { |
1128 | char domain[NFS4_OPAQUE_LIMIT + 1]; | |
1129 | char name[NFS4_OPAQUE_LIMIT + 1]; | |
1130 | struct nfstime4 date; | |
1131 | }; | |
1132 | ||
7c44f1ae WAA |
1133 | struct nfs41_bind_conn_to_session_res { |
1134 | struct nfs4_session *session; | |
1135 | u32 dir; | |
1136 | bool use_conn_in_rdma_mode; | |
1137 | }; | |
1138 | ||
99fe60d0 | 1139 | struct nfs41_exchange_id_res { |
32b01310 TM |
1140 | u64 clientid; |
1141 | u32 seqid; | |
99fe60d0 | 1142 | u32 flags; |
acdeb69d | 1143 | struct nfs41_server_owner *server_owner; |
79d4e1f0 | 1144 | struct nfs41_server_scope *server_scope; |
7d2ed9ac | 1145 | struct nfs41_impl_id *impl_id; |
99fe60d0 | 1146 | }; |
fc931582 AA |
1147 | |
1148 | struct nfs41_create_session_args { | |
1149 | struct nfs_client *client; | |
1150 | uint32_t flags; | |
1151 | uint32_t cb_program; | |
1152 | struct nfs4_channel_attrs fc_attrs; /* Fore Channel */ | |
1153 | struct nfs4_channel_attrs bc_attrs; /* Back Channel */ | |
1154 | }; | |
1155 | ||
1156 | struct nfs41_create_session_res { | |
1157 | struct nfs_client *client; | |
1158 | }; | |
18019753 RL |
1159 | |
1160 | struct nfs41_reclaim_complete_args { | |
1161 | /* In the future extend to include curr_fh for use with migration */ | |
1162 | unsigned char one_fs:1; | |
1163 | struct nfs4_sequence_args seq_args; | |
1164 | }; | |
1165 | ||
1166 | struct nfs41_reclaim_complete_res { | |
1167 | struct nfs4_sequence_res seq_res; | |
1168 | }; | |
fca78d6d BS |
1169 | |
1170 | #define SECINFO_STYLE_CURRENT_FH 0 | |
1171 | #define SECINFO_STYLE_PARENT 1 | |
1172 | struct nfs41_secinfo_no_name_args { | |
1173 | int style; | |
1174 | struct nfs4_sequence_args seq_args; | |
1175 | }; | |
1176 | ||
7d974794 BS |
1177 | struct nfs41_test_stateid_args { |
1178 | nfs4_stateid *stateid; | |
1179 | struct nfs4_sequence_args seq_args; | |
1180 | }; | |
1181 | ||
1182 | struct nfs41_test_stateid_res { | |
1183 | unsigned int status; | |
1184 | struct nfs4_sequence_res seq_res; | |
1185 | }; | |
1186 | ||
9aeda35f BS |
1187 | struct nfs41_free_stateid_args { |
1188 | nfs4_stateid *stateid; | |
1189 | struct nfs4_sequence_args seq_args; | |
1190 | }; | |
1191 | ||
1192 | struct nfs41_free_stateid_res { | |
1193 | unsigned int status; | |
1194 | struct nfs4_sequence_res seq_res; | |
1195 | }; | |
1196 | ||
4f97615d TM |
1197 | #else |
1198 | ||
1199 | struct pnfs_ds_commit_info { | |
1200 | }; | |
1201 | ||
99fe60d0 BH |
1202 | #endif /* CONFIG_NFS_V4_1 */ |
1203 | ||
1da177e4 LT |
1204 | struct nfs_page; |
1205 | ||
40859d7e CL |
1206 | #define NFS_PAGEVEC_SIZE (8U) |
1207 | ||
30dd374f FI |
1208 | struct nfs_page_array { |
1209 | struct page **pagevec; | |
1210 | unsigned int npages; /* Max length of pagevec */ | |
1211 | struct page *page_array[NFS_PAGEVEC_SIZE]; | |
1212 | }; | |
1213 | ||
1da177e4 | 1214 | struct nfs_read_data { |
cd841605 FI |
1215 | struct nfs_pgio_header *header; |
1216 | struct list_head list; | |
1da177e4 | 1217 | struct rpc_task task; |
1da177e4 | 1218 | struct nfs_fattr fattr; /* fattr storage */ |
1da177e4 LT |
1219 | struct nfs_readargs args; |
1220 | struct nfs_readres res; | |
1da177e4 | 1221 | unsigned long timestamp; /* For lease renewal */ |
cbdabc7f | 1222 | int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data); |
dc70d7b3 | 1223 | __u64 mds_offset; |
30dd374f | 1224 | struct nfs_page_array pages; |
cd841605 FI |
1225 | struct nfs_client *ds_clp; /* pNFS data server */ |
1226 | }; | |
1227 | ||
4db6e0b7 FI |
1228 | /* used as flag bits in nfs_pgio_header */ |
1229 | enum { | |
1230 | NFS_IOHDR_ERROR = 0, | |
1231 | NFS_IOHDR_EOF, | |
1232 | NFS_IOHDR_REDO, | |
6c75dc0d FI |
1233 | NFS_IOHDR_NEED_COMMIT, |
1234 | NFS_IOHDR_NEED_RESCHED, | |
4db6e0b7 FI |
1235 | }; |
1236 | ||
cd841605 FI |
1237 | struct nfs_pgio_header { |
1238 | struct inode *inode; | |
1239 | struct rpc_cred *cred; | |
1240 | struct list_head pages; | |
4db6e0b7 FI |
1241 | struct list_head rpc_list; |
1242 | atomic_t refcnt; | |
cd841605 | 1243 | struct nfs_page *req; |
9bce008b | 1244 | struct nfs_writeverf *verf; |
cd841605 | 1245 | struct pnfs_layout_segment *lseg; |
4db6e0b7 | 1246 | loff_t io_start; |
cd841605 | 1247 | const struct rpc_call_ops *mds_ops; |
4db6e0b7 | 1248 | void (*release) (struct nfs_pgio_header *hdr); |
061ae2ed | 1249 | const struct nfs_pgio_completion_ops *completion_ops; |
584aa810 | 1250 | struct nfs_direct_req *dreq; |
f6166384 | 1251 | void *layout_private; |
4db6e0b7 FI |
1252 | spinlock_t lock; |
1253 | /* fields protected by lock */ | |
cd841605 | 1254 | int pnfs_error; |
4db6e0b7 FI |
1255 | int error; /* merge with pnfs_error */ |
1256 | unsigned long good_bytes; /* boundary of good data */ | |
1257 | unsigned long flags; | |
cd841605 FI |
1258 | }; |
1259 | ||
1260 | struct nfs_read_header { | |
1261 | struct nfs_pgio_header header; | |
1262 | struct nfs_read_data rpc_data; | |
1da177e4 LT |
1263 | }; |
1264 | ||
1265 | struct nfs_write_data { | |
cd841605 FI |
1266 | struct nfs_pgio_header *header; |
1267 | struct list_head list; | |
1da177e4 | 1268 | struct rpc_task task; |
1da177e4 LT |
1269 | struct nfs_fattr fattr; |
1270 | struct nfs_writeverf verf; | |
1da177e4 LT |
1271 | struct nfs_writeargs args; /* argument struct */ |
1272 | struct nfs_writeres res; /* result struct */ | |
1da177e4 | 1273 | unsigned long timestamp; /* For lease renewal */ |
cd841605 | 1274 | int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data); |
a69aef14 | 1275 | __u64 mds_offset; /* Filelayout dense stripe */ |
30dd374f | 1276 | struct nfs_page_array pages; |
cd841605 FI |
1277 | struct nfs_client *ds_clp; /* pNFS data server */ |
1278 | }; | |
1279 | ||
1280 | struct nfs_write_header { | |
1281 | struct nfs_pgio_header header; | |
1282 | struct nfs_write_data rpc_data; | |
9bce008b | 1283 | struct nfs_writeverf verf; |
1da177e4 LT |
1284 | }; |
1285 | ||
ea2cf228 FI |
1286 | struct nfs_mds_commit_info { |
1287 | atomic_t rpcs_out; | |
1288 | unsigned long ncommit; | |
1289 | struct list_head list; | |
1290 | }; | |
1291 | ||
f453a54a FI |
1292 | struct nfs_commit_data; |
1293 | struct nfs_inode; | |
1294 | struct nfs_commit_completion_ops { | |
1295 | void (*error_cleanup) (struct nfs_inode *nfsi); | |
1296 | void (*completion) (struct nfs_commit_data *data); | |
1297 | }; | |
1298 | ||
ea2cf228 FI |
1299 | struct nfs_commit_info { |
1300 | spinlock_t *lock; | |
1301 | struct nfs_mds_commit_info *mds; | |
1302 | struct pnfs_ds_commit_info *ds; | |
b359f9d0 | 1303 | struct nfs_direct_req *dreq; /* O_DIRECT request */ |
f453a54a | 1304 | const struct nfs_commit_completion_ops *completion_ops; |
ea2cf228 FI |
1305 | }; |
1306 | ||
0b7c0153 FI |
1307 | struct nfs_commit_data { |
1308 | struct rpc_task task; | |
1309 | struct inode *inode; | |
1310 | struct rpc_cred *cred; | |
1311 | struct nfs_fattr fattr; | |
1312 | struct nfs_writeverf verf; | |
1313 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
1314 | struct list_head list; /* lists of struct nfs_write_data */ | |
1315 | struct nfs_direct_req *dreq; /* O_DIRECT request */ | |
1316 | struct nfs_commitargs args; /* argument struct */ | |
1317 | struct nfs_commitres res; /* result struct */ | |
1318 | struct nfs_open_context *context; | |
1319 | struct pnfs_layout_segment *lseg; | |
1320 | struct nfs_client *ds_clp; /* pNFS data server */ | |
1321 | int ds_commit_index; | |
1322 | const struct rpc_call_ops *mds_ops; | |
f453a54a | 1323 | const struct nfs_commit_completion_ops *completion_ops; |
0b7c0153 FI |
1324 | int (*commit_done_cb) (struct rpc_task *task, struct nfs_commit_data *data); |
1325 | }; | |
1326 | ||
061ae2ed FI |
1327 | struct nfs_pgio_completion_ops { |
1328 | void (*error_cleanup)(struct list_head *head); | |
584aa810 | 1329 | void (*init_hdr)(struct nfs_pgio_header *hdr); |
061ae2ed FI |
1330 | void (*completion)(struct nfs_pgio_header *hdr); |
1331 | }; | |
1332 | ||
34e137cc BS |
1333 | struct nfs_unlinkdata { |
1334 | struct hlist_node list; | |
1335 | struct nfs_removeargs args; | |
1336 | struct nfs_removeres res; | |
1337 | struct inode *dir; | |
1338 | struct rpc_cred *cred; | |
1339 | struct nfs_fattr dir_attr; | |
1340 | }; | |
1341 | ||
c6bfa1a1 BS |
1342 | struct nfs_renamedata { |
1343 | struct nfs_renameargs args; | |
1344 | struct nfs_renameres res; | |
1345 | struct rpc_cred *cred; | |
1346 | struct inode *old_dir; | |
1347 | struct dentry *old_dentry; | |
1348 | struct nfs_fattr old_fattr; | |
1349 | struct inode *new_dir; | |
1350 | struct dentry *new_dentry; | |
1351 | struct nfs_fattr new_fattr; | |
1352 | }; | |
1353 | ||
1da177e4 | 1354 | struct nfs_access_entry; |
45a52a02 | 1355 | struct nfs_client; |
e0dca7a0 | 1356 | struct rpc_timeout; |
ff9099f2 BS |
1357 | struct nfs_subversion; |
1358 | struct nfs_mount_info; | |
6663ee7f | 1359 | struct nfs_client_initdata; |
1abb5088 | 1360 | struct nfs_pageio_descriptor; |
1da177e4 LT |
1361 | |
1362 | /* | |
1363 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
1364 | */ | |
1365 | struct nfs_rpc_ops { | |
c0e07cb6 | 1366 | u32 version; /* Protocol version */ |
f786aa90 | 1367 | const struct dentry_operations *dentry_ops; |
c5ef1c42 AV |
1368 | const struct inode_operations *dir_inode_ops; |
1369 | const struct inode_operations *file_inode_ops; | |
1788ea6e | 1370 | const struct file_operations *file_ops; |
1da177e4 LT |
1371 | |
1372 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
1373 | struct nfs_fsinfo *); | |
281cad46 BS |
1374 | struct vfsmount *(*submount) (struct nfs_server *, struct dentry *, |
1375 | struct nfs_fh *, struct nfs_fattr *); | |
ff9099f2 BS |
1376 | struct dentry *(*try_mount) (int, const char *, struct nfs_mount_info *, |
1377 | struct nfs_subversion *); | |
1da177e4 LT |
1378 | int (*getattr) (struct nfs_server *, struct nfs_fh *, |
1379 | struct nfs_fattr *); | |
1380 | int (*setattr) (struct dentry *, struct nfs_fattr *, | |
1381 | struct iattr *); | |
80a16b21 | 1382 | int (*lookup) (struct inode *, struct qstr *, |
1da177e4 LT |
1383 | struct nfs_fh *, struct nfs_fattr *); |
1384 | int (*access) (struct inode *, struct nfs_access_entry *); | |
1385 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
1386 | unsigned int); | |
1da177e4 | 1387 | int (*create) (struct inode *, struct dentry *, |
8867fe58 | 1388 | struct iattr *, int); |
1da177e4 | 1389 | int (*remove) (struct inode *, struct qstr *); |
e4eff1a6 | 1390 | void (*unlink_setup) (struct rpc_message *, struct inode *dir); |
34e137cc | 1391 | void (*unlink_rpc_prepare) (struct rpc_task *, struct nfs_unlinkdata *); |
e4eff1a6 | 1392 | int (*unlink_done) (struct rpc_task *, struct inode *); |
1da177e4 LT |
1393 | int (*rename) (struct inode *, struct qstr *, |
1394 | struct inode *, struct qstr *); | |
d3d4152a | 1395 | void (*rename_setup) (struct rpc_message *msg, struct inode *dir); |
c6bfa1a1 | 1396 | void (*rename_rpc_prepare)(struct rpc_task *task, struct nfs_renamedata *); |
d3d4152a | 1397 | int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir); |
1da177e4 | 1398 | int (*link) (struct inode *, struct inode *, struct qstr *); |
94a6d753 CL |
1399 | int (*symlink) (struct inode *, struct dentry *, struct page *, |
1400 | unsigned int, struct iattr *); | |
1da177e4 LT |
1401 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); |
1402 | int (*rmdir) (struct inode *, struct qstr *); | |
1403 | int (*readdir) (struct dentry *, struct rpc_cred *, | |
56e4ebf8 | 1404 | u64, struct page **, unsigned int, int); |
1da177e4 LT |
1405 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, |
1406 | dev_t); | |
1407 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
1408 | struct nfs_fsstat *); | |
1409 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
1410 | struct nfs_fsinfo *); | |
1411 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
1412 | struct nfs_pathconf *); | |
e9326dca | 1413 | int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); |
573c4e1e | 1414 | int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int); |
bdc7f021 | 1415 | void (*read_setup) (struct nfs_read_data *, struct rpc_message *); |
1abb5088 BS |
1416 | void (*read_pageio_init)(struct nfs_pageio_descriptor *, struct inode *, |
1417 | const struct nfs_pgio_completion_ops *); | |
ea7c3303 | 1418 | void (*read_rpc_prepare)(struct rpc_task *, struct nfs_read_data *); |
ec06c096 | 1419 | int (*read_done) (struct rpc_task *, struct nfs_read_data *); |
bdc7f021 | 1420 | void (*write_setup) (struct nfs_write_data *, struct rpc_message *); |
57208fa7 BS |
1421 | void (*write_pageio_init)(struct nfs_pageio_descriptor *, struct inode *, int, |
1422 | const struct nfs_pgio_completion_ops *); | |
c6cb80d0 | 1423 | void (*write_rpc_prepare)(struct rpc_task *, struct nfs_write_data *); |
788e7a89 | 1424 | int (*write_done) (struct rpc_task *, struct nfs_write_data *); |
0b7c0153 FI |
1425 | void (*commit_setup) (struct nfs_commit_data *, struct rpc_message *); |
1426 | void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *); | |
1427 | int (*commit_done) (struct rpc_task *, struct nfs_commit_data *); | |
1da177e4 | 1428 | int (*lock)(struct file *, int, struct file_lock *); |
2116271a | 1429 | int (*lock_check_bounds)(const struct file_lock *); |
ada70d94 | 1430 | void (*clear_acl_cache)(struct inode *); |
7fe5c398 | 1431 | void (*close_context)(struct nfs_open_context *ctx, int); |
2b484297 TM |
1432 | struct inode * (*open_context) (struct inode *dir, |
1433 | struct nfs_open_context *ctx, | |
1434 | int open_flags, | |
1435 | struct iattr *iattr); | |
011e2a7f | 1436 | int (*have_delegation)(struct inode *, fmode_t); |
57ec14c5 | 1437 | int (*return_delegation)(struct inode *); |
6663ee7f | 1438 | struct nfs_client *(*alloc_client) (const struct nfs_client_initdata *); |
8cab4c39 CL |
1439 | struct nfs_client * |
1440 | (*init_client) (struct nfs_client *, const struct rpc_timeout *, | |
4bf590e0 | 1441 | const char *, rpc_authflavor_t); |
cdb7eced | 1442 | void (*free_client) (struct nfs_client *); |
1179acc6 BS |
1443 | struct nfs_server *(*create_server)(struct nfs_mount_info *, struct nfs_subversion *); |
1444 | struct nfs_server *(*clone_server)(struct nfs_server *, struct nfs_fh *, | |
1445 | struct nfs_fattr *, rpc_authflavor_t); | |
1da177e4 LT |
1446 | }; |
1447 | ||
1448 | /* | |
1449 | * NFS_CALL(getattr, inode, (fattr)); | |
1450 | * into | |
1451 | * NFS_PROTO(inode)->getattr(fattr); | |
1452 | */ | |
1453 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
1454 | ||
1455 | /* | |
1456 | * Function vectors etc. for the NFS client | |
1457 | */ | |
509de811 DH |
1458 | extern const struct nfs_rpc_ops nfs_v2_clientops; |
1459 | extern const struct nfs_rpc_ops nfs_v3_clientops; | |
1460 | extern const struct nfs_rpc_ops nfs_v4_clientops; | |
a613fa16 TM |
1461 | extern const struct rpc_version nfs_version2; |
1462 | extern const struct rpc_version nfs_version3; | |
1463 | extern const struct rpc_version nfs_version4; | |
1da177e4 | 1464 | |
a613fa16 TM |
1465 | extern const struct rpc_version nfsacl_version3; |
1466 | extern const struct rpc_program nfsacl_program; | |
b7fa0554 | 1467 | |
1da177e4 | 1468 | #endif |