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> |
1da177e4 | 5 | |
40859d7e CL |
6 | /* |
7 | * To change the maximum rsize and wsize supported by the NFS client, adjust | |
8 | * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can | |
9 | * support a megabyte or more. The default is left at 4096 bytes, which is | |
10 | * reasonable for NFS over UDP. | |
11 | */ | |
12 | #define NFS_MAX_FILE_IO_SIZE (1048576U) | |
13 | #define NFS_DEF_FILE_IO_SIZE (4096U) | |
14 | #define NFS_MIN_FILE_IO_SIZE (1024U) | |
15 | ||
8b4bdcf8 TM |
16 | struct nfs_fsid { |
17 | uint64_t major; | |
18 | uint64_t minor; | |
1da177e4 LT |
19 | }; |
20 | ||
8b4bdcf8 TM |
21 | /* |
22 | * Helper for checking equality between 2 fsids. | |
23 | */ | |
24 | static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b) | |
25 | { | |
26 | return a->major == b->major && a->minor == b->minor; | |
27 | } | |
28 | ||
1da177e4 | 29 | struct nfs_fattr { |
9e6e70f8 | 30 | unsigned int valid; /* which fields are valid */ |
bca79478 | 31 | umode_t mode; |
1da177e4 LT |
32 | __u32 nlink; |
33 | __u32 uid; | |
34 | __u32 gid; | |
9fa8d66f | 35 | dev_t rdev; |
1da177e4 LT |
36 | __u64 size; |
37 | union { | |
38 | struct { | |
39 | __u32 blocksize; | |
40 | __u32 blocks; | |
41 | } nfs2; | |
42 | struct { | |
43 | __u64 used; | |
44 | } nfs3; | |
45 | } du; | |
8b4bdcf8 | 46 | struct nfs_fsid fsid; |
1da177e4 LT |
47 | __u64 fileid; |
48 | struct timespec atime; | |
49 | struct timespec mtime; | |
50 | struct timespec ctime; | |
1da177e4 LT |
51 | __u64 change_attr; /* NFSv4 change attribute */ |
52 | __u64 pre_change_attr;/* pre-op NFSv4 change attribute */ | |
1ca277d8 TM |
53 | __u64 pre_size; /* pre_op_attr.size */ |
54 | struct timespec pre_mtime; /* pre_op_attr.mtime */ | |
55 | struct timespec pre_ctime; /* pre_op_attr.ctime */ | |
33801147 | 56 | unsigned long time_start; |
4704f0e2 | 57 | unsigned long gencount; |
1da177e4 LT |
58 | }; |
59 | ||
9e6e70f8 TM |
60 | #define NFS_ATTR_FATTR_TYPE (1U << 0) |
61 | #define NFS_ATTR_FATTR_MODE (1U << 1) | |
62 | #define NFS_ATTR_FATTR_NLINK (1U << 2) | |
63 | #define NFS_ATTR_FATTR_OWNER (1U << 3) | |
64 | #define NFS_ATTR_FATTR_GROUP (1U << 4) | |
65 | #define NFS_ATTR_FATTR_RDEV (1U << 5) | |
66 | #define NFS_ATTR_FATTR_SIZE (1U << 6) | |
67 | #define NFS_ATTR_FATTR_PRESIZE (1U << 7) | |
68 | #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8) | |
69 | #define NFS_ATTR_FATTR_SPACE_USED (1U << 9) | |
70 | #define NFS_ATTR_FATTR_FSID (1U << 10) | |
71 | #define NFS_ATTR_FATTR_FILEID (1U << 11) | |
72 | #define NFS_ATTR_FATTR_ATIME (1U << 12) | |
73 | #define NFS_ATTR_FATTR_MTIME (1U << 13) | |
74 | #define NFS_ATTR_FATTR_CTIME (1U << 14) | |
75 | #define NFS_ATTR_FATTR_PREMTIME (1U << 15) | |
76 | #define NFS_ATTR_FATTR_PRECTIME (1U << 16) | |
77 | #define NFS_ATTR_FATTR_CHANGE (1U << 17) | |
78 | #define NFS_ATTR_FATTR_PRECHANGE (1U << 18) | |
79 | #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */ | |
80 | ||
81 | #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \ | |
82 | | NFS_ATTR_FATTR_MODE \ | |
83 | | NFS_ATTR_FATTR_NLINK \ | |
84 | | NFS_ATTR_FATTR_OWNER \ | |
85 | | NFS_ATTR_FATTR_GROUP \ | |
86 | | NFS_ATTR_FATTR_RDEV \ | |
87 | | NFS_ATTR_FATTR_SIZE \ | |
88 | | NFS_ATTR_FATTR_FSID \ | |
89 | | NFS_ATTR_FATTR_FILEID \ | |
90 | | NFS_ATTR_FATTR_ATIME \ | |
91 | | NFS_ATTR_FATTR_MTIME \ | |
92 | | NFS_ATTR_FATTR_CTIME) | |
93 | #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \ | |
94 | | NFS_ATTR_FATTR_BLOCKS_USED) | |
95 | #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \ | |
96 | | NFS_ATTR_FATTR_SPACE_USED) | |
97 | #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \ | |
98 | | NFS_ATTR_FATTR_SPACE_USED \ | |
99 | | NFS_ATTR_FATTR_CHANGE) | |
1da177e4 LT |
100 | |
101 | /* | |
102 | * Info on the file system | |
103 | */ | |
104 | struct nfs_fsinfo { | |
105 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
106 | __u32 rtmax; /* max. read transfer size */ | |
107 | __u32 rtpref; /* pref. read transfer size */ | |
108 | __u32 rtmult; /* reads should be multiple of this */ | |
109 | __u32 wtmax; /* max. write transfer size */ | |
110 | __u32 wtpref; /* pref. write transfer size */ | |
111 | __u32 wtmult; /* writes should be multiple of this */ | |
112 | __u32 dtpref; /* pref. readdir transfer size */ | |
113 | __u64 maxfilesize; | |
114 | __u32 lease_time; /* in seconds */ | |
115 | }; | |
116 | ||
117 | struct nfs_fsstat { | |
118 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
119 | __u64 tbytes; /* total size in bytes */ | |
120 | __u64 fbytes; /* # of free bytes */ | |
121 | __u64 abytes; /* # of bytes available to user */ | |
122 | __u64 tfiles; /* # of files */ | |
123 | __u64 ffiles; /* # of free files */ | |
124 | __u64 afiles; /* # of files available to user */ | |
125 | }; | |
126 | ||
127 | struct nfs2_fsstat { | |
128 | __u32 tsize; /* Server transfer size */ | |
129 | __u32 bsize; /* Filesystem block size */ | |
130 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
131 | __u32 bfree; /* No. of free "bsize" blocks */ | |
132 | __u32 bavail; /* No. of available "bsize" blocks */ | |
133 | }; | |
134 | ||
135 | struct nfs_pathconf { | |
136 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
137 | __u32 max_link; /* max # of hard links */ | |
138 | __u32 max_namelen; /* max name length */ | |
139 | }; | |
140 | ||
141 | struct nfs4_change_info { | |
142 | u32 atomic; | |
143 | u64 before; | |
144 | u64 after; | |
145 | }; | |
146 | ||
cee54fc9 | 147 | struct nfs_seqid; |
9ff71c3a | 148 | |
557134a3 AA |
149 | /* nfs41 sessions channel attributes */ |
150 | struct nfs4_channel_attrs { | |
151 | u32 headerpadsz; | |
152 | u32 max_rqst_sz; | |
153 | u32 max_resp_sz; | |
154 | u32 max_resp_sz_cached; | |
155 | u32 max_ops; | |
156 | u32 max_reqs; | |
157 | }; | |
158 | ||
159 | /* nfs41 sessions slot seqid */ | |
160 | struct nfs4_slot { | |
161 | u32 seq_nr; | |
162 | }; | |
163 | ||
9ff71c3a | 164 | struct nfs4_sequence_args { |
f3752975 | 165 | struct nfs4_session *sa_session; |
fbcd4abc AA |
166 | u8 sa_slotid; |
167 | u8 sa_cache_this; | |
9ff71c3a BH |
168 | }; |
169 | ||
170 | struct nfs4_sequence_res { | |
f3752975 | 171 | struct nfs4_session *sr_session; |
5f7dbd5c | 172 | u8 sr_slotid; /* slot used to send request */ |
fbcd4abc | 173 | int sr_status; /* sequence operation status */ |
a01878aa | 174 | unsigned long sr_renewal_time; |
0629e370 | 175 | u32 sr_status_flags; |
9ff71c3a BH |
176 | }; |
177 | ||
2050f0cc AA |
178 | struct nfs4_get_lease_time_args { |
179 | struct nfs4_sequence_args la_seq_args; | |
180 | }; | |
181 | ||
182 | struct nfs4_get_lease_time_res { | |
183 | struct nfs_fsinfo *lr_fsinfo; | |
184 | struct nfs4_sequence_res lr_seq_res; | |
185 | }; | |
186 | ||
1da177e4 LT |
187 | /* |
188 | * Arguments to the open call. | |
189 | */ | |
190 | struct nfs_openargs { | |
191 | const struct nfs_fh * fh; | |
cee54fc9 | 192 | struct nfs_seqid * seqid; |
1da177e4 | 193 | int open_flags; |
dc0b027d | 194 | fmode_t fmode; |
1da177e4 | 195 | __u64 clientid; |
9f958ab8 | 196 | __u64 id; |
1da177e4 LT |
197 | union { |
198 | struct iattr * attrs; /* UNCHECKED, GUARDED */ | |
199 | nfs4_verifier verifier; /* EXCLUSIVE */ | |
200 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ | |
bd7bf9d5 | 201 | fmode_t delegation_type; /* CLAIM_PREVIOUS */ |
1da177e4 LT |
202 | } u; |
203 | const struct qstr * name; | |
204 | const struct nfs_server *server; /* Needed for ID mapping */ | |
205 | const u32 * bitmask; | |
206 | __u32 claim; | |
9ff71c3a | 207 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
208 | }; |
209 | ||
210 | struct nfs_openres { | |
211 | nfs4_stateid stateid; | |
212 | struct nfs_fh fh; | |
213 | struct nfs4_change_info cinfo; | |
214 | __u32 rflags; | |
215 | struct nfs_fattr * f_attr; | |
56ae19f3 | 216 | struct nfs_fattr * dir_attr; |
c1d51931 | 217 | struct nfs_seqid * seqid; |
1da177e4 | 218 | const struct nfs_server *server; |
bd7bf9d5 | 219 | fmode_t delegation_type; |
1da177e4 LT |
220 | nfs4_stateid delegation; |
221 | __u32 do_recall; | |
222 | __u64 maxsize; | |
aa53ed54 | 223 | __u32 attrset[NFS4_BITMAP_SIZE]; |
9ff71c3a | 224 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
225 | }; |
226 | ||
227 | /* | |
228 | * Arguments to the open_confirm call. | |
229 | */ | |
230 | struct nfs_open_confirmargs { | |
231 | const struct nfs_fh * fh; | |
cdd4e68b | 232 | nfs4_stateid * stateid; |
cee54fc9 | 233 | struct nfs_seqid * seqid; |
1da177e4 LT |
234 | }; |
235 | ||
236 | struct nfs_open_confirmres { | |
237 | nfs4_stateid stateid; | |
c1d51931 | 238 | struct nfs_seqid * seqid; |
1da177e4 LT |
239 | }; |
240 | ||
241 | /* | |
242 | * Arguments to the close call. | |
243 | */ | |
244 | struct nfs_closeargs { | |
245 | struct nfs_fh * fh; | |
9512135d | 246 | nfs4_stateid * stateid; |
cee54fc9 | 247 | struct nfs_seqid * seqid; |
dc0b027d | 248 | fmode_t fmode; |
516a6af6 | 249 | const u32 * bitmask; |
9ff71c3a | 250 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
251 | }; |
252 | ||
253 | struct nfs_closeres { | |
254 | nfs4_stateid stateid; | |
516a6af6 | 255 | struct nfs_fattr * fattr; |
c1d51931 | 256 | struct nfs_seqid * seqid; |
516a6af6 | 257 | const struct nfs_server *server; |
9ff71c3a | 258 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
259 | }; |
260 | /* | |
261 | * * Arguments to the lock,lockt, and locku call. | |
262 | * */ | |
263 | struct nfs_lowner { | |
911d1aaf | 264 | __u64 clientid; |
9f958ab8 | 265 | __u64 id; |
1da177e4 LT |
266 | }; |
267 | ||
911d1aaf TM |
268 | struct nfs_lock_args { |
269 | struct nfs_fh * fh; | |
270 | struct file_lock * fl; | |
cee54fc9 | 271 | struct nfs_seqid * lock_seqid; |
06735b34 TM |
272 | nfs4_stateid * lock_stateid; |
273 | struct nfs_seqid * open_seqid; | |
274 | nfs4_stateid * open_stateid; | |
911d1aaf TM |
275 | struct nfs_lowner lock_owner; |
276 | unsigned char block : 1; | |
277 | unsigned char reclaim : 1; | |
278 | unsigned char new_lock_owner : 1; | |
9ff71c3a | 279 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
280 | }; |
281 | ||
282 | struct nfs_lock_res { | |
c1d51931 TM |
283 | nfs4_stateid stateid; |
284 | struct nfs_seqid * lock_seqid; | |
285 | struct nfs_seqid * open_seqid; | |
9ff71c3a | 286 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
287 | }; |
288 | ||
911d1aaf TM |
289 | struct nfs_locku_args { |
290 | struct nfs_fh * fh; | |
291 | struct file_lock * fl; | |
cee54fc9 | 292 | struct nfs_seqid * seqid; |
faf5f49c | 293 | nfs4_stateid * stateid; |
9ff71c3a | 294 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
295 | }; |
296 | ||
911d1aaf | 297 | struct nfs_locku_res { |
c1d51931 TM |
298 | nfs4_stateid stateid; |
299 | struct nfs_seqid * seqid; | |
9ff71c3a | 300 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
301 | }; |
302 | ||
911d1aaf TM |
303 | struct nfs_lockt_args { |
304 | struct nfs_fh * fh; | |
305 | struct file_lock * fl; | |
306 | struct nfs_lowner lock_owner; | |
9ff71c3a | 307 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
308 | }; |
309 | ||
911d1aaf TM |
310 | struct nfs_lockt_res { |
311 | struct file_lock * denied; /* LOCK, LOCKT failed */ | |
9ff71c3a | 312 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
313 | }; |
314 | ||
315 | struct nfs4_delegreturnargs { | |
316 | const struct nfs_fh *fhandle; | |
317 | const nfs4_stateid *stateid; | |
fa178f29 | 318 | const u32 * bitmask; |
9ff71c3a | 319 | struct nfs4_sequence_args seq_args; |
fa178f29 TM |
320 | }; |
321 | ||
322 | struct nfs4_delegreturnres { | |
323 | struct nfs_fattr * fattr; | |
324 | const struct nfs_server *server; | |
9ff71c3a | 325 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
326 | }; |
327 | ||
328 | /* | |
329 | * Arguments to the read call. | |
330 | */ | |
1da177e4 LT |
331 | struct nfs_readargs { |
332 | struct nfs_fh * fh; | |
333 | struct nfs_open_context *context; | |
334 | __u64 offset; | |
335 | __u32 count; | |
336 | unsigned int pgbase; | |
337 | struct page ** pages; | |
9ff71c3a | 338 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
339 | }; |
340 | ||
341 | struct nfs_readres { | |
342 | struct nfs_fattr * fattr; | |
343 | __u32 count; | |
344 | int eof; | |
9ff71c3a | 345 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
346 | }; |
347 | ||
348 | /* | |
349 | * Arguments to the write call. | |
350 | */ | |
1da177e4 LT |
351 | struct nfs_writeargs { |
352 | struct nfs_fh * fh; | |
353 | struct nfs_open_context *context; | |
354 | __u64 offset; | |
355 | __u32 count; | |
356 | enum nfs3_stable_how stable; | |
357 | unsigned int pgbase; | |
358 | struct page ** pages; | |
4f9838c7 | 359 | const u32 * bitmask; |
9ff71c3a | 360 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
361 | }; |
362 | ||
363 | struct nfs_writeverf { | |
364 | enum nfs3_stable_how committed; | |
bc4785cd | 365 | __be32 verifier[2]; |
1da177e4 LT |
366 | }; |
367 | ||
368 | struct nfs_writeres { | |
369 | struct nfs_fattr * fattr; | |
370 | struct nfs_writeverf * verf; | |
371 | __u32 count; | |
4f9838c7 | 372 | const struct nfs_server *server; |
9ff71c3a | 373 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
374 | }; |
375 | ||
4fdc17b2 TM |
376 | /* |
377 | * Common arguments to the unlink call | |
378 | */ | |
379 | struct nfs_removeargs { | |
380 | const struct nfs_fh *fh; | |
381 | struct qstr name; | |
382 | const u32 * bitmask; | |
9ff71c3a | 383 | struct nfs4_sequence_args seq_args; |
4fdc17b2 TM |
384 | }; |
385 | ||
386 | struct nfs_removeres { | |
387 | const struct nfs_server *server; | |
388 | struct nfs4_change_info cinfo; | |
389 | struct nfs_fattr dir_attr; | |
9ff71c3a | 390 | struct nfs4_sequence_res seq_res; |
4fdc17b2 TM |
391 | }; |
392 | ||
1da177e4 LT |
393 | /* |
394 | * Argument struct for decode_entry function | |
395 | */ | |
396 | struct nfs_entry { | |
397 | __u64 ino; | |
398 | __u64 cookie, | |
399 | prev_cookie; | |
400 | const char * name; | |
401 | unsigned int len; | |
402 | int eof; | |
403 | struct nfs_fh * fh; | |
404 | struct nfs_fattr * fattr; | |
405 | }; | |
406 | ||
407 | /* | |
408 | * The following types are for NFSv2 only. | |
409 | */ | |
410 | struct nfs_sattrargs { | |
411 | struct nfs_fh * fh; | |
412 | struct iattr * sattr; | |
413 | }; | |
414 | ||
415 | struct nfs_diropargs { | |
416 | struct nfs_fh * fh; | |
417 | const char * name; | |
418 | unsigned int len; | |
419 | }; | |
420 | ||
421 | struct nfs_createargs { | |
422 | struct nfs_fh * fh; | |
423 | const char * name; | |
424 | unsigned int len; | |
425 | struct iattr * sattr; | |
426 | }; | |
427 | ||
428 | struct nfs_renameargs { | |
429 | struct nfs_fh * fromfh; | |
430 | const char * fromname; | |
431 | unsigned int fromlen; | |
432 | struct nfs_fh * tofh; | |
433 | const char * toname; | |
434 | unsigned int tolen; | |
435 | }; | |
436 | ||
437 | struct nfs_setattrargs { | |
438 | struct nfs_fh * fh; | |
439 | nfs4_stateid stateid; | |
440 | struct iattr * iap; | |
441 | const struct nfs_server * server; /* Needed for name mapping */ | |
442 | const u32 * bitmask; | |
9ff71c3a | 443 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
444 | }; |
445 | ||
23ec6965 BF |
446 | struct nfs_setaclargs { |
447 | struct nfs_fh * fh; | |
448 | size_t acl_len; | |
449 | unsigned int acl_pgbase; | |
450 | struct page ** acl_pages; | |
9ff71c3a | 451 | struct nfs4_sequence_args seq_args; |
23ec6965 BF |
452 | }; |
453 | ||
73c403a9 BH |
454 | struct nfs_setaclres { |
455 | struct nfs4_sequence_res seq_res; | |
456 | }; | |
457 | ||
029d105e BF |
458 | struct nfs_getaclargs { |
459 | struct nfs_fh * fh; | |
460 | size_t acl_len; | |
461 | unsigned int acl_pgbase; | |
462 | struct page ** acl_pages; | |
9ff71c3a | 463 | struct nfs4_sequence_args seq_args; |
029d105e BF |
464 | }; |
465 | ||
663c79b3 BH |
466 | struct nfs_getaclres { |
467 | size_t acl_len; | |
468 | struct nfs4_sequence_res seq_res; | |
469 | }; | |
470 | ||
1da177e4 LT |
471 | struct nfs_setattrres { |
472 | struct nfs_fattr * fattr; | |
473 | const struct nfs_server * server; | |
9ff71c3a | 474 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
475 | }; |
476 | ||
477 | struct nfs_linkargs { | |
478 | struct nfs_fh * fromfh; | |
479 | struct nfs_fh * tofh; | |
480 | const char * toname; | |
481 | unsigned int tolen; | |
482 | }; | |
483 | ||
484 | struct nfs_symlinkargs { | |
485 | struct nfs_fh * fromfh; | |
486 | const char * fromname; | |
487 | unsigned int fromlen; | |
94a6d753 CL |
488 | struct page ** pages; |
489 | unsigned int pathlen; | |
1da177e4 LT |
490 | struct iattr * sattr; |
491 | }; | |
492 | ||
493 | struct nfs_readdirargs { | |
494 | struct nfs_fh * fh; | |
495 | __u32 cookie; | |
496 | unsigned int count; | |
497 | struct page ** pages; | |
498 | }; | |
499 | ||
b7fa0554 AG |
500 | struct nfs3_getaclargs { |
501 | struct nfs_fh * fh; | |
502 | int mask; | |
503 | struct page ** pages; | |
504 | }; | |
505 | ||
506 | struct nfs3_setaclargs { | |
507 | struct inode * inode; | |
508 | int mask; | |
509 | struct posix_acl * acl_access; | |
510 | struct posix_acl * acl_default; | |
ae46141f TM |
511 | size_t len; |
512 | unsigned int npages; | |
b7fa0554 AG |
513 | struct page ** pages; |
514 | }; | |
515 | ||
1da177e4 LT |
516 | struct nfs_diropok { |
517 | struct nfs_fh * fh; | |
518 | struct nfs_fattr * fattr; | |
519 | }; | |
520 | ||
521 | struct nfs_readlinkargs { | |
522 | struct nfs_fh * fh; | |
523 | unsigned int pgbase; | |
524 | unsigned int pglen; | |
525 | struct page ** pages; | |
526 | }; | |
527 | ||
528 | struct nfs3_sattrargs { | |
529 | struct nfs_fh * fh; | |
530 | struct iattr * sattr; | |
531 | unsigned int guard; | |
532 | struct timespec guardtime; | |
533 | }; | |
534 | ||
535 | struct nfs3_diropargs { | |
536 | struct nfs_fh * fh; | |
537 | const char * name; | |
538 | unsigned int len; | |
539 | }; | |
540 | ||
541 | struct nfs3_accessargs { | |
542 | struct nfs_fh * fh; | |
543 | __u32 access; | |
544 | }; | |
545 | ||
546 | struct nfs3_createargs { | |
547 | struct nfs_fh * fh; | |
548 | const char * name; | |
549 | unsigned int len; | |
550 | struct iattr * sattr; | |
551 | enum nfs3_createmode createmode; | |
bc4785cd | 552 | __be32 verifier[2]; |
1da177e4 LT |
553 | }; |
554 | ||
555 | struct nfs3_mkdirargs { | |
556 | struct nfs_fh * fh; | |
557 | const char * name; | |
558 | unsigned int len; | |
559 | struct iattr * sattr; | |
560 | }; | |
561 | ||
562 | struct nfs3_symlinkargs { | |
563 | struct nfs_fh * fromfh; | |
564 | const char * fromname; | |
565 | unsigned int fromlen; | |
94a6d753 CL |
566 | struct page ** pages; |
567 | unsigned int pathlen; | |
1da177e4 LT |
568 | struct iattr * sattr; |
569 | }; | |
570 | ||
571 | struct nfs3_mknodargs { | |
572 | struct nfs_fh * fh; | |
573 | const char * name; | |
574 | unsigned int len; | |
575 | enum nfs3_ftype type; | |
576 | struct iattr * sattr; | |
577 | dev_t rdev; | |
578 | }; | |
579 | ||
580 | struct nfs3_renameargs { | |
581 | struct nfs_fh * fromfh; | |
582 | const char * fromname; | |
583 | unsigned int fromlen; | |
584 | struct nfs_fh * tofh; | |
585 | const char * toname; | |
586 | unsigned int tolen; | |
587 | }; | |
588 | ||
589 | struct nfs3_linkargs { | |
590 | struct nfs_fh * fromfh; | |
591 | struct nfs_fh * tofh; | |
592 | const char * toname; | |
593 | unsigned int tolen; | |
594 | }; | |
595 | ||
596 | struct nfs3_readdirargs { | |
597 | struct nfs_fh * fh; | |
598 | __u64 cookie; | |
bc4785cd | 599 | __be32 verf[2]; |
1da177e4 LT |
600 | int plus; |
601 | unsigned int count; | |
602 | struct page ** pages; | |
603 | }; | |
604 | ||
605 | struct nfs3_diropres { | |
606 | struct nfs_fattr * dir_attr; | |
607 | struct nfs_fh * fh; | |
608 | struct nfs_fattr * fattr; | |
609 | }; | |
610 | ||
611 | struct nfs3_accessres { | |
612 | struct nfs_fattr * fattr; | |
613 | __u32 access; | |
614 | }; | |
615 | ||
616 | struct nfs3_readlinkargs { | |
617 | struct nfs_fh * fh; | |
618 | unsigned int pgbase; | |
619 | unsigned int pglen; | |
620 | struct page ** pages; | |
621 | }; | |
622 | ||
623 | struct nfs3_renameres { | |
624 | struct nfs_fattr * fromattr; | |
625 | struct nfs_fattr * toattr; | |
626 | }; | |
627 | ||
628 | struct nfs3_linkres { | |
629 | struct nfs_fattr * dir_attr; | |
630 | struct nfs_fattr * fattr; | |
631 | }; | |
632 | ||
633 | struct nfs3_readdirres { | |
634 | struct nfs_fattr * dir_attr; | |
bc4785cd | 635 | __be32 * verf; |
1da177e4 LT |
636 | int plus; |
637 | }; | |
638 | ||
b7fa0554 AG |
639 | struct nfs3_getaclres { |
640 | struct nfs_fattr * fattr; | |
641 | int mask; | |
642 | unsigned int acl_access_count; | |
643 | unsigned int acl_default_count; | |
644 | struct posix_acl * acl_access; | |
645 | struct posix_acl * acl_default; | |
646 | }; | |
647 | ||
1da177e4 LT |
648 | #ifdef CONFIG_NFS_V4 |
649 | ||
650 | typedef u64 clientid4; | |
651 | ||
652 | struct nfs4_accessargs { | |
653 | const struct nfs_fh * fh; | |
76b32999 | 654 | const u32 * bitmask; |
1da177e4 | 655 | u32 access; |
9ff71c3a | 656 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
657 | }; |
658 | ||
659 | struct nfs4_accessres { | |
76b32999 TM |
660 | const struct nfs_server * server; |
661 | struct nfs_fattr * fattr; | |
1da177e4 LT |
662 | u32 supported; |
663 | u32 access; | |
9ff71c3a | 664 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
665 | }; |
666 | ||
667 | struct nfs4_create_arg { | |
668 | u32 ftype; | |
669 | union { | |
94a6d753 CL |
670 | struct { |
671 | struct page ** pages; | |
672 | unsigned int len; | |
673 | } symlink; /* NF4LNK */ | |
1da177e4 LT |
674 | struct { |
675 | u32 specdata1; | |
676 | u32 specdata2; | |
677 | } device; /* NF4BLK, NF4CHR */ | |
678 | } u; | |
679 | const struct qstr * name; | |
680 | const struct nfs_server * server; | |
681 | const struct iattr * attrs; | |
682 | const struct nfs_fh * dir_fh; | |
683 | const u32 * bitmask; | |
9ff71c3a | 684 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
685 | }; |
686 | ||
687 | struct nfs4_create_res { | |
688 | const struct nfs_server * server; | |
689 | struct nfs_fh * fh; | |
690 | struct nfs_fattr * fattr; | |
691 | struct nfs4_change_info dir_cinfo; | |
56ae19f3 | 692 | struct nfs_fattr * dir_fattr; |
9ff71c3a | 693 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
694 | }; |
695 | ||
696 | struct nfs4_fsinfo_arg { | |
697 | const struct nfs_fh * fh; | |
698 | const u32 * bitmask; | |
9ff71c3a | 699 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
700 | }; |
701 | ||
3dda5e43 BH |
702 | struct nfs4_fsinfo_res { |
703 | struct nfs_fsinfo *fsinfo; | |
704 | struct nfs4_sequence_res seq_res; | |
705 | }; | |
706 | ||
1da177e4 LT |
707 | struct nfs4_getattr_arg { |
708 | const struct nfs_fh * fh; | |
709 | const u32 * bitmask; | |
9ff71c3a | 710 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
711 | }; |
712 | ||
713 | struct nfs4_getattr_res { | |
714 | const struct nfs_server * server; | |
715 | struct nfs_fattr * fattr; | |
9ff71c3a | 716 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
717 | }; |
718 | ||
719 | struct nfs4_link_arg { | |
720 | const struct nfs_fh * fh; | |
721 | const struct nfs_fh * dir_fh; | |
722 | const struct qstr * name; | |
91ba2eee | 723 | const u32 * bitmask; |
9ff71c3a | 724 | struct nfs4_sequence_args seq_args; |
91ba2eee TM |
725 | }; |
726 | ||
727 | struct nfs4_link_res { | |
728 | const struct nfs_server * server; | |
729 | struct nfs_fattr * fattr; | |
730 | struct nfs4_change_info cinfo; | |
731 | struct nfs_fattr * dir_attr; | |
9ff71c3a | 732 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
733 | }; |
734 | ||
91ba2eee | 735 | |
1da177e4 LT |
736 | struct nfs4_lookup_arg { |
737 | const struct nfs_fh * dir_fh; | |
738 | const struct qstr * name; | |
739 | const u32 * bitmask; | |
9ff71c3a | 740 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
741 | }; |
742 | ||
743 | struct nfs4_lookup_res { | |
744 | const struct nfs_server * server; | |
745 | struct nfs_fattr * fattr; | |
746 | struct nfs_fh * fh; | |
9ff71c3a | 747 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
748 | }; |
749 | ||
750 | struct nfs4_lookup_root_arg { | |
751 | const u32 * bitmask; | |
9ff71c3a | 752 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
753 | }; |
754 | ||
755 | struct nfs4_pathconf_arg { | |
756 | const struct nfs_fh * fh; | |
757 | const u32 * bitmask; | |
9ff71c3a | 758 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
759 | }; |
760 | ||
d45b2989 BH |
761 | struct nfs4_pathconf_res { |
762 | struct nfs_pathconf *pathconf; | |
763 | struct nfs4_sequence_res seq_res; | |
764 | }; | |
765 | ||
1da177e4 LT |
766 | struct nfs4_readdir_arg { |
767 | const struct nfs_fh * fh; | |
768 | u64 cookie; | |
769 | nfs4_verifier verifier; | |
770 | u32 count; | |
771 | struct page ** pages; /* zero-copy data */ | |
772 | unsigned int pgbase; /* zero-copy data */ | |
773 | const u32 * bitmask; | |
9ff71c3a | 774 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
775 | }; |
776 | ||
777 | struct nfs4_readdir_res { | |
778 | nfs4_verifier verifier; | |
779 | unsigned int pgbase; | |
9ff71c3a | 780 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
781 | }; |
782 | ||
783 | struct nfs4_readlink { | |
784 | const struct nfs_fh * fh; | |
785 | unsigned int pgbase; | |
786 | unsigned int pglen; /* zero-copy data */ | |
787 | struct page ** pages; /* zero-copy data */ | |
9ff71c3a | 788 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
789 | }; |
790 | ||
f50c7000 BH |
791 | struct nfs4_readlink_res { |
792 | struct nfs4_sequence_res seq_res; | |
793 | }; | |
794 | ||
1da177e4 LT |
795 | struct nfs4_rename_arg { |
796 | const struct nfs_fh * old_dir; | |
797 | const struct nfs_fh * new_dir; | |
798 | const struct qstr * old_name; | |
799 | const struct qstr * new_name; | |
6caf2c82 | 800 | const u32 * bitmask; |
9ff71c3a | 801 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
802 | }; |
803 | ||
804 | struct nfs4_rename_res { | |
6caf2c82 | 805 | const struct nfs_server * server; |
1da177e4 | 806 | struct nfs4_change_info old_cinfo; |
6caf2c82 | 807 | struct nfs_fattr * old_fattr; |
1da177e4 | 808 | struct nfs4_change_info new_cinfo; |
6caf2c82 | 809 | struct nfs_fattr * new_fattr; |
9ff71c3a | 810 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
811 | }; |
812 | ||
19d771f3 | 813 | #define NFS4_SETCLIENTID_NAMELEN (127) |
1da177e4 | 814 | struct nfs4_setclientid { |
cc38bac3 | 815 | const nfs4_verifier * sc_verifier; |
1da177e4 | 816 | unsigned int sc_name_len; |
d1ce02e1 | 817 | char sc_name[NFS4_SETCLIENTID_NAMELEN + 1]; |
cc38bac3 | 818 | u32 sc_prog; |
1da177e4 | 819 | unsigned int sc_netid_len; |
d1ce02e1 | 820 | char sc_netid[RPCBIND_MAXNETIDLEN + 1]; |
1da177e4 | 821 | unsigned int sc_uaddr_len; |
d1ce02e1 | 822 | char sc_uaddr[RPCBIND_MAXUADDRLEN + 1]; |
cc38bac3 | 823 | u32 sc_cb_ident; |
1da177e4 LT |
824 | }; |
825 | ||
826 | struct nfs4_statfs_arg { | |
827 | const struct nfs_fh * fh; | |
828 | const u32 * bitmask; | |
9ff71c3a | 829 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
830 | }; |
831 | ||
24ad148a BH |
832 | struct nfs4_statfs_res { |
833 | struct nfs_fsstat *fsstat; | |
834 | struct nfs4_sequence_res seq_res; | |
835 | }; | |
836 | ||
43652ad5 BH |
837 | struct nfs4_server_caps_arg { |
838 | struct nfs_fh *fhandle; | |
839 | struct nfs4_sequence_args seq_args; | |
840 | }; | |
841 | ||
1da177e4 LT |
842 | struct nfs4_server_caps_res { |
843 | u32 attr_bitmask[2]; | |
844 | u32 acl_bitmask; | |
845 | u32 has_links; | |
846 | u32 has_symlinks; | |
9ff71c3a | 847 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
848 | }; |
849 | ||
7aaa0b3b MN |
850 | struct nfs4_string { |
851 | unsigned int len; | |
852 | char *data; | |
683b57b4 TM |
853 | }; |
854 | ||
7aaa0b3b MN |
855 | #define NFS4_PATHNAME_MAXCOMPONENTS 512 |
856 | struct nfs4_pathname { | |
857 | unsigned int ncomponents; | |
858 | struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; | |
859 | }; | |
860 | ||
861 | #define NFS4_FS_LOCATION_MAXSERVERS 10 | |
862 | struct nfs4_fs_location { | |
863 | unsigned int nservers; | |
864 | struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; | |
865 | struct nfs4_pathname rootpath; | |
866 | }; | |
867 | ||
868 | #define NFS4_FS_LOCATIONS_MAXENTRIES 10 | |
869 | struct nfs4_fs_locations { | |
683b57b4 TM |
870 | struct nfs_fattr fattr; |
871 | const struct nfs_server *server; | |
7aaa0b3b | 872 | struct nfs4_pathname fs_path; |
683b57b4 | 873 | int nlocations; |
7aaa0b3b | 874 | struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; |
683b57b4 TM |
875 | }; |
876 | ||
877 | struct nfs4_fs_locations_arg { | |
878 | const struct nfs_fh *dir_fh; | |
879 | const struct qstr *name; | |
880 | struct page *page; | |
881 | const u32 *bitmask; | |
9ff71c3a | 882 | struct nfs4_sequence_args seq_args; |
683b57b4 TM |
883 | }; |
884 | ||
22958463 BH |
885 | struct nfs4_fs_locations_res { |
886 | struct nfs4_fs_locations *fs_locations; | |
887 | struct nfs4_sequence_res seq_res; | |
888 | }; | |
889 | ||
1da177e4 LT |
890 | #endif /* CONFIG_NFS_V4 */ |
891 | ||
99fe60d0 BH |
892 | struct nfstime4 { |
893 | u64 seconds; | |
894 | u32 nseconds; | |
895 | }; | |
896 | ||
897 | #ifdef CONFIG_NFS_V4_1 | |
898 | struct nfs_impl_id4 { | |
899 | u32 domain_len; | |
900 | char *domain; | |
901 | u32 name_len; | |
902 | char *name; | |
903 | struct nfstime4 date; | |
904 | }; | |
905 | ||
906 | #define NFS4_EXCHANGE_ID_LEN (48) | |
907 | struct nfs41_exchange_id_args { | |
908 | struct nfs_client *client; | |
909 | nfs4_verifier *verifier; | |
910 | unsigned int id_len; | |
911 | char id[NFS4_EXCHANGE_ID_LEN]; | |
912 | u32 flags; | |
913 | }; | |
914 | ||
915 | struct server_owner { | |
916 | uint64_t minor_id; | |
917 | uint32_t major_id_sz; | |
918 | char major_id[NFS4_OPAQUE_LIMIT]; | |
919 | }; | |
920 | ||
921 | struct server_scope { | |
922 | uint32_t server_scope_sz; | |
923 | char server_scope[NFS4_OPAQUE_LIMIT]; | |
924 | }; | |
925 | ||
926 | struct nfs41_exchange_id_res { | |
927 | struct nfs_client *client; | |
928 | u32 flags; | |
929 | }; | |
fc931582 AA |
930 | |
931 | struct nfs41_create_session_args { | |
932 | struct nfs_client *client; | |
933 | uint32_t flags; | |
934 | uint32_t cb_program; | |
935 | struct nfs4_channel_attrs fc_attrs; /* Fore Channel */ | |
936 | struct nfs4_channel_attrs bc_attrs; /* Back Channel */ | |
937 | }; | |
938 | ||
939 | struct nfs41_create_session_res { | |
940 | struct nfs_client *client; | |
941 | }; | |
99fe60d0 BH |
942 | #endif /* CONFIG_NFS_V4_1 */ |
943 | ||
1da177e4 LT |
944 | struct nfs_page; |
945 | ||
40859d7e CL |
946 | #define NFS_PAGEVEC_SIZE (8U) |
947 | ||
1da177e4 LT |
948 | struct nfs_read_data { |
949 | int flags; | |
950 | struct rpc_task task; | |
951 | struct inode *inode; | |
952 | struct rpc_cred *cred; | |
953 | struct nfs_fattr fattr; /* fattr storage */ | |
954 | struct list_head pages; /* Coalesced read requests */ | |
955 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 956 | struct page **pagevec; |
e9f7bee1 | 957 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
958 | struct nfs_readargs args; |
959 | struct nfs_readres res; | |
960 | #ifdef CONFIG_NFS_V4 | |
961 | unsigned long timestamp; /* For lease renewal */ | |
962 | #endif | |
0d0b5cb3 | 963 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
964 | }; |
965 | ||
966 | struct nfs_write_data { | |
967 | int flags; | |
968 | struct rpc_task task; | |
969 | struct inode *inode; | |
970 | struct rpc_cred *cred; | |
971 | struct nfs_fattr fattr; | |
972 | struct nfs_writeverf verf; | |
973 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
974 | struct nfs_page *req; /* multi ops per nfs_page */ | |
40859d7e | 975 | struct page **pagevec; |
e9f7bee1 | 976 | unsigned int npages; /* Max length of pagevec */ |
1da177e4 LT |
977 | struct nfs_writeargs args; /* argument struct */ |
978 | struct nfs_writeres res; /* result struct */ | |
979 | #ifdef CONFIG_NFS_V4 | |
980 | unsigned long timestamp; /* For lease renewal */ | |
981 | #endif | |
0d0b5cb3 | 982 | struct page *page_array[NFS_PAGEVEC_SIZE]; |
1da177e4 LT |
983 | }; |
984 | ||
985 | struct nfs_access_entry; | |
986 | ||
987 | /* | |
988 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
989 | */ | |
990 | struct nfs_rpc_ops { | |
c0e07cb6 | 991 | u32 version; /* Protocol version */ |
f786aa90 | 992 | const struct dentry_operations *dentry_ops; |
c5ef1c42 AV |
993 | const struct inode_operations *dir_inode_ops; |
994 | const struct inode_operations *file_inode_ops; | |
1da177e4 LT |
995 | |
996 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
997 | struct nfs_fsinfo *); | |
2b3de441 DH |
998 | int (*lookupfh)(struct nfs_server *, struct nfs_fh *, |
999 | struct qstr *, struct nfs_fh *, | |
1000 | struct nfs_fattr *); | |
1da177e4 LT |
1001 | int (*getattr) (struct nfs_server *, struct nfs_fh *, |
1002 | struct nfs_fattr *); | |
1003 | int (*setattr) (struct dentry *, struct nfs_fattr *, | |
1004 | struct iattr *); | |
1005 | int (*lookup) (struct inode *, struct qstr *, | |
1006 | struct nfs_fh *, struct nfs_fattr *); | |
1007 | int (*access) (struct inode *, struct nfs_access_entry *); | |
1008 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
1009 | unsigned int); | |
1da177e4 | 1010 | int (*create) (struct inode *, struct dentry *, |
02a913a7 | 1011 | struct iattr *, int, struct nameidata *); |
1da177e4 | 1012 | int (*remove) (struct inode *, struct qstr *); |
e4eff1a6 TM |
1013 | void (*unlink_setup) (struct rpc_message *, struct inode *dir); |
1014 | int (*unlink_done) (struct rpc_task *, struct inode *); | |
1da177e4 LT |
1015 | int (*rename) (struct inode *, struct qstr *, |
1016 | struct inode *, struct qstr *); | |
1017 | int (*link) (struct inode *, struct inode *, struct qstr *); | |
94a6d753 CL |
1018 | int (*symlink) (struct inode *, struct dentry *, struct page *, |
1019 | unsigned int, struct iattr *); | |
1da177e4 LT |
1020 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); |
1021 | int (*rmdir) (struct inode *, struct qstr *); | |
1022 | int (*readdir) (struct dentry *, struct rpc_cred *, | |
1023 | u64, struct page *, unsigned int, int); | |
1024 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, | |
1025 | dev_t); | |
1026 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
1027 | struct nfs_fsstat *); | |
1028 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
1029 | struct nfs_fsinfo *); | |
1030 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
1031 | struct nfs_pathconf *); | |
e9326dca | 1032 | int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); |
0dbb4c67 | 1033 | __be32 *(*decode_dirent)(__be32 *, struct nfs_entry *, int plus); |
bdc7f021 | 1034 | void (*read_setup) (struct nfs_read_data *, struct rpc_message *); |
ec06c096 | 1035 | int (*read_done) (struct rpc_task *, struct nfs_read_data *); |
bdc7f021 | 1036 | void (*write_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 1037 | int (*write_done) (struct rpc_task *, struct nfs_write_data *); |
bdc7f021 | 1038 | void (*commit_setup) (struct nfs_write_data *, struct rpc_message *); |
788e7a89 | 1039 | int (*commit_done) (struct rpc_task *, struct nfs_write_data *); |
1da177e4 | 1040 | int (*lock)(struct file *, int, struct file_lock *); |
2116271a | 1041 | int (*lock_check_bounds)(const struct file_lock *); |
ada70d94 | 1042 | void (*clear_acl_cache)(struct inode *); |
7fe5c398 | 1043 | void (*close_context)(struct nfs_open_context *ctx, int); |
1da177e4 LT |
1044 | }; |
1045 | ||
1046 | /* | |
1047 | * NFS_CALL(getattr, inode, (fattr)); | |
1048 | * into | |
1049 | * NFS_PROTO(inode)->getattr(fattr); | |
1050 | */ | |
1051 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
1052 | ||
1053 | /* | |
1054 | * Function vectors etc. for the NFS client | |
1055 | */ | |
509de811 DH |
1056 | extern const struct nfs_rpc_ops nfs_v2_clientops; |
1057 | extern const struct nfs_rpc_ops nfs_v3_clientops; | |
1058 | extern const struct nfs_rpc_ops nfs_v4_clientops; | |
1da177e4 LT |
1059 | extern struct rpc_version nfs_version2; |
1060 | extern struct rpc_version nfs_version3; | |
1061 | extern struct rpc_version nfs_version4; | |
1062 | ||
b7fa0554 AG |
1063 | extern struct rpc_version nfsacl_version3; |
1064 | extern struct rpc_program nfsacl_program; | |
1065 | ||
1da177e4 | 1066 | #endif |