Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * include/linux/nfs4.h | |
3 | * | |
4 | * NFSv4 protocol definitions. | |
5 | * | |
6 | * Copyright (c) 2002 The Regents of the University of Michigan. | |
7 | * All rights reserved. | |
8 | * | |
9 | * Kendrick Smith <kmsmith@umich.edu> | |
10 | * Andy Adamson <andros@umich.edu> | |
11 | */ | |
1da177e4 LT |
12 | #ifndef _LINUX_NFS4_H |
13 | #define _LINUX_NFS4_H | |
14 | ||
997b7af2 | 15 | #include <linux/list.h> |
ab8e4aee | 16 | #include <linux/uidgid.h> |
607ca46e | 17 | #include <uapi/linux/nfs4.h> |
997b7af2 | 18 | |
bff17523 AG |
19 | enum nfs4_acl_whotype { |
20 | NFS4_ACL_WHO_NAMED = 0, | |
21 | NFS4_ACL_WHO_OWNER, | |
22 | NFS4_ACL_WHO_GROUP, | |
23 | NFS4_ACL_WHO_EVERYONE, | |
24 | }; | |
25 | ||
1da177e4 LT |
26 | struct nfs4_ace { |
27 | uint32_t type; | |
28 | uint32_t flag; | |
29 | uint32_t access_mask; | |
30 | int whotype; | |
ab8e4aee EB |
31 | union { |
32 | kuid_t who_uid; | |
33 | kgid_t who_gid; | |
34 | }; | |
1da177e4 LT |
35 | }; |
36 | ||
37 | struct nfs4_acl { | |
38 | uint32_t naces; | |
28e05dd8 | 39 | struct nfs4_ace aces[0]; |
1da177e4 LT |
40 | }; |
41 | ||
e058f70b SD |
42 | #define NFS4_MAXLABELLEN 2048 |
43 | ||
44 | struct nfs4_label { | |
45 | uint32_t lfs; | |
46 | uint32_t pi; | |
47 | u32 len; | |
48 | char *label; | |
49 | }; | |
50 | ||
1da177e4 | 51 | typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; |
94499252 | 52 | |
2d2f24ad | 53 | struct nfs_stateid4 { |
94499252 AB |
54 | __be32 seqid; |
55 | char other[NFS4_STATEID_OTHER_SIZE]; | |
56 | } __attribute__ ((packed)); | |
57 | ||
2d2f24ad | 58 | typedef struct nfs_stateid4 nfs4_stateid; |
1da177e4 LT |
59 | |
60 | enum nfs_opnum4 { | |
61 | OP_ACCESS = 3, | |
62 | OP_CLOSE = 4, | |
63 | OP_COMMIT = 5, | |
64 | OP_CREATE = 6, | |
65 | OP_DELEGPURGE = 7, | |
66 | OP_DELEGRETURN = 8, | |
67 | OP_GETATTR = 9, | |
68 | OP_GETFH = 10, | |
69 | OP_LINK = 11, | |
70 | OP_LOCK = 12, | |
71 | OP_LOCKT = 13, | |
72 | OP_LOCKU = 14, | |
73 | OP_LOOKUP = 15, | |
74 | OP_LOOKUPP = 16, | |
75 | OP_NVERIFY = 17, | |
76 | OP_OPEN = 18, | |
77 | OP_OPENATTR = 19, | |
78 | OP_OPEN_CONFIRM = 20, | |
79 | OP_OPEN_DOWNGRADE = 21, | |
80 | OP_PUTFH = 22, | |
81 | OP_PUTPUBFH = 23, | |
82 | OP_PUTROOTFH = 24, | |
83 | OP_READ = 25, | |
84 | OP_READDIR = 26, | |
85 | OP_READLINK = 27, | |
86 | OP_REMOVE = 28, | |
87 | OP_RENAME = 29, | |
88 | OP_RENEW = 30, | |
89 | OP_RESTOREFH = 31, | |
90 | OP_SAVEFH = 32, | |
91 | OP_SECINFO = 33, | |
92 | OP_SETATTR = 34, | |
93 | OP_SETCLIENTID = 35, | |
94 | OP_SETCLIENTID_CONFIRM = 36, | |
95 | OP_VERIFY = 37, | |
96 | OP_WRITE = 38, | |
97 | OP_RELEASE_LOCKOWNER = 39, | |
18df1884 BH |
98 | |
99 | /* nfs41 */ | |
100 | OP_BACKCHANNEL_CTL = 40, | |
101 | OP_BIND_CONN_TO_SESSION = 41, | |
102 | OP_EXCHANGE_ID = 42, | |
103 | OP_CREATE_SESSION = 43, | |
104 | OP_DESTROY_SESSION = 44, | |
105 | OP_FREE_STATEID = 45, | |
106 | OP_GET_DIR_DELEGATION = 46, | |
107 | OP_GETDEVICEINFO = 47, | |
108 | OP_GETDEVICELIST = 48, | |
109 | OP_LAYOUTCOMMIT = 49, | |
110 | OP_LAYOUTGET = 50, | |
111 | OP_LAYOUTRETURN = 51, | |
112 | OP_SECINFO_NO_NAME = 52, | |
113 | OP_SEQUENCE = 53, | |
114 | OP_SET_SSV = 54, | |
115 | OP_TEST_STATEID = 55, | |
116 | OP_WANT_DELEGATION = 56, | |
117 | OP_DESTROY_CLIENTID = 57, | |
118 | OP_RECLAIM_COMPLETE = 58, | |
119 | ||
87a15a80 AS |
120 | /* nfs42 */ |
121 | OP_ALLOCATE = 59, | |
122 | OP_COPY = 60, | |
123 | OP_COPY_NOTIFY = 61, | |
124 | OP_DEALLOCATE = 62, | |
125 | OP_IO_ADVISE = 63, | |
126 | OP_LAYOUTERROR = 64, | |
127 | OP_LAYOUTSTATS = 65, | |
128 | OP_OFFLOAD_CANCEL = 66, | |
129 | OP_OFFLOAD_STATUS = 67, | |
130 | OP_READ_PLUS = 68, | |
131 | OP_SEEK = 69, | |
132 | OP_WRITE_SAME = 70, | |
36022770 | 133 | OP_CLONE = 71, |
87a15a80 | 134 | |
1da177e4 LT |
135 | OP_ILLEGAL = 10044, |
136 | }; | |
137 | ||
e2b20950 SA |
138 | /*Defining first and last NFS4 operations implemented. |
139 | Needs to be updated if more operations are defined in future.*/ | |
140 | ||
141 | #define FIRST_NFS4_OP OP_ACCESS | |
8217d146 AS |
142 | #define LAST_NFS40_OP OP_RELEASE_LOCKOWNER |
143 | #define LAST_NFS41_OP OP_RECLAIM_COMPLETE | |
ffa0160a CH |
144 | #define LAST_NFS42_OP OP_CLONE |
145 | #define LAST_NFS4_OP LAST_NFS42_OP | |
e2b20950 | 146 | |
1da177e4 LT |
147 | enum nfsstat4 { |
148 | NFS4_OK = 0, | |
149 | NFS4ERR_PERM = 1, | |
150 | NFS4ERR_NOENT = 2, | |
151 | NFS4ERR_IO = 5, | |
152 | NFS4ERR_NXIO = 6, | |
153 | NFS4ERR_ACCESS = 13, | |
154 | NFS4ERR_EXIST = 17, | |
155 | NFS4ERR_XDEV = 18, | |
156 | /* Unused/reserved 19 */ | |
157 | NFS4ERR_NOTDIR = 20, | |
158 | NFS4ERR_ISDIR = 21, | |
159 | NFS4ERR_INVAL = 22, | |
160 | NFS4ERR_FBIG = 27, | |
161 | NFS4ERR_NOSPC = 28, | |
162 | NFS4ERR_ROFS = 30, | |
163 | NFS4ERR_MLINK = 31, | |
164 | NFS4ERR_NAMETOOLONG = 63, | |
165 | NFS4ERR_NOTEMPTY = 66, | |
166 | NFS4ERR_DQUOT = 69, | |
167 | NFS4ERR_STALE = 70, | |
168 | NFS4ERR_BADHANDLE = 10001, | |
169 | NFS4ERR_BAD_COOKIE = 10003, | |
170 | NFS4ERR_NOTSUPP = 10004, | |
171 | NFS4ERR_TOOSMALL = 10005, | |
172 | NFS4ERR_SERVERFAULT = 10006, | |
173 | NFS4ERR_BADTYPE = 10007, | |
174 | NFS4ERR_DELAY = 10008, | |
175 | NFS4ERR_SAME = 10009, | |
176 | NFS4ERR_DENIED = 10010, | |
177 | NFS4ERR_EXPIRED = 10011, | |
178 | NFS4ERR_LOCKED = 10012, | |
179 | NFS4ERR_GRACE = 10013, | |
180 | NFS4ERR_FHEXPIRED = 10014, | |
181 | NFS4ERR_SHARE_DENIED = 10015, | |
182 | NFS4ERR_WRONGSEC = 10016, | |
183 | NFS4ERR_CLID_INUSE = 10017, | |
184 | NFS4ERR_RESOURCE = 10018, | |
185 | NFS4ERR_MOVED = 10019, | |
186 | NFS4ERR_NOFILEHANDLE = 10020, | |
187 | NFS4ERR_MINOR_VERS_MISMATCH = 10021, | |
188 | NFS4ERR_STALE_CLIENTID = 10022, | |
189 | NFS4ERR_STALE_STATEID = 10023, | |
190 | NFS4ERR_OLD_STATEID = 10024, | |
191 | NFS4ERR_BAD_STATEID = 10025, | |
192 | NFS4ERR_BAD_SEQID = 10026, | |
193 | NFS4ERR_NOT_SAME = 10027, | |
194 | NFS4ERR_LOCK_RANGE = 10028, | |
195 | NFS4ERR_SYMLINK = 10029, | |
196 | NFS4ERR_RESTOREFH = 10030, | |
197 | NFS4ERR_LEASE_MOVED = 10031, | |
198 | NFS4ERR_ATTRNOTSUPP = 10032, | |
199 | NFS4ERR_NO_GRACE = 10033, | |
200 | NFS4ERR_RECLAIM_BAD = 10034, | |
201 | NFS4ERR_RECLAIM_CONFLICT = 10035, | |
202 | NFS4ERR_BADXDR = 10036, | |
203 | NFS4ERR_LOCKS_HELD = 10037, | |
204 | NFS4ERR_OPENMODE = 10038, | |
205 | NFS4ERR_BADOWNER = 10039, | |
206 | NFS4ERR_BADCHAR = 10040, | |
207 | NFS4ERR_BADNAME = 10041, | |
208 | NFS4ERR_BAD_RANGE = 10042, | |
209 | NFS4ERR_LOCK_NOTSUPP = 10043, | |
210 | NFS4ERR_OP_ILLEGAL = 10044, | |
211 | NFS4ERR_DEADLOCK = 10045, | |
212 | NFS4ERR_FILE_OPEN = 10046, | |
213 | NFS4ERR_ADMIN_REVOKED = 10047, | |
18df1884 BH |
214 | NFS4ERR_CB_PATH_DOWN = 10048, |
215 | ||
216 | /* nfs41 */ | |
217 | NFS4ERR_BADIOMODE = 10049, | |
218 | NFS4ERR_BADLAYOUT = 10050, | |
219 | NFS4ERR_BAD_SESSION_DIGEST = 10051, | |
220 | NFS4ERR_BADSESSION = 10052, | |
221 | NFS4ERR_BADSLOT = 10053, | |
222 | NFS4ERR_COMPLETE_ALREADY = 10054, | |
223 | NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055, | |
224 | NFS4ERR_DELEG_ALREADY_WANTED = 10056, | |
225 | NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */ | |
226 | NFS4ERR_LAYOUTTRYLATER = 10058, | |
227 | NFS4ERR_LAYOUTUNAVAILABLE = 10059, | |
228 | NFS4ERR_NOMATCHING_LAYOUT = 10060, | |
229 | NFS4ERR_RECALLCONFLICT = 10061, | |
230 | NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062, | |
231 | NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */ | |
232 | NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */ | |
233 | NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */ | |
234 | NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */ | |
235 | NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */ | |
236 | NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */ | |
237 | NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */ | |
238 | NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */ | |
239 | NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */ | |
240 | NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */ | |
241 | /* Error 10073 is unused. */ | |
242 | NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */ | |
243 | NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */ | |
25985edc | 244 | NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not original */ |
18df1884 BH |
245 | NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */ |
246 | NFS4ERR_DEADSESSION = 10078, /* persistent session dead */ | |
247 | NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */ | |
248 | NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */ | |
249 | NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */ | |
250 | NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */ | |
251 | NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */ | |
252 | NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */ | |
253 | NFS4ERR_REJECT_DELEG = 10085, /* on callback */ | |
254 | NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */ | |
255 | NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */ | |
4488cc96 SD |
256 | |
257 | /* nfs42 */ | |
258 | NFS4ERR_PARTNER_NOTSUPP = 10088, | |
259 | NFS4ERR_PARTNER_NO_AUTH = 10089, | |
2b8941b9 | 260 | NFS4ERR_UNION_NOTSUPP = 10090, |
4488cc96 SD |
261 | NFS4ERR_OFFLOAD_DENIED = 10091, |
262 | NFS4ERR_WRONG_LFS = 10092, | |
263 | NFS4ERR_BADLABEL = 10093, | |
2b8941b9 | 264 | NFS4ERR_OFFLOAD_NO_REQS = 10094, |
1da177e4 LT |
265 | }; |
266 | ||
a9004abc BF |
267 | static inline bool seqid_mutating_err(u32 err) |
268 | { | |
269 | /* rfc 3530 section 8.1.5: */ | |
270 | switch (err) { | |
271 | case NFS4ERR_STALE_CLIENTID: | |
272 | case NFS4ERR_STALE_STATEID: | |
273 | case NFS4ERR_BAD_STATEID: | |
274 | case NFS4ERR_BAD_SEQID: | |
275 | case NFS4ERR_BADXDR: | |
276 | case NFS4ERR_RESOURCE: | |
277 | case NFS4ERR_NOFILEHANDLE: | |
278 | return false; | |
279 | }; | |
280 | return true; | |
281 | } | |
282 | ||
1da177e4 LT |
283 | /* |
284 | * Note: NF4BAD is not actually part of the protocol; it is just used | |
285 | * internally by nfsd. | |
286 | */ | |
287 | enum nfs_ftype4 { | |
288 | NF4BAD = 0, | |
289 | NF4REG = 1, /* Regular File */ | |
290 | NF4DIR = 2, /* Directory */ | |
291 | NF4BLK = 3, /* Special File - block device */ | |
292 | NF4CHR = 4, /* Special File - character device */ | |
293 | NF4LNK = 5, /* Symbolic Link */ | |
294 | NF4SOCK = 6, /* Special File - socket */ | |
295 | NF4FIFO = 7, /* Special File - fifo */ | |
296 | NF4ATTRDIR = 8, /* Attribute Directory */ | |
297 | NF4NAMEDATTR = 9 /* Named Attribute */ | |
298 | }; | |
299 | ||
300 | enum open_claim_type4 { | |
301 | NFS4_OPEN_CLAIM_NULL = 0, | |
302 | NFS4_OPEN_CLAIM_PREVIOUS = 1, | |
303 | NFS4_OPEN_CLAIM_DELEGATE_CUR = 2, | |
8b289b2c BF |
304 | NFS4_OPEN_CLAIM_DELEGATE_PREV = 3, |
305 | NFS4_OPEN_CLAIM_FH = 4, /* 4.1 */ | |
306 | NFS4_OPEN_CLAIM_DELEG_CUR_FH = 5, /* 4.1 */ | |
307 | NFS4_OPEN_CLAIM_DELEG_PREV_FH = 6, /* 4.1 */ | |
1da177e4 LT |
308 | }; |
309 | ||
310 | enum opentype4 { | |
311 | NFS4_OPEN_NOCREATE = 0, | |
312 | NFS4_OPEN_CREATE = 1 | |
313 | }; | |
314 | ||
315 | enum createmode4 { | |
316 | NFS4_CREATE_UNCHECKED = 0, | |
317 | NFS4_CREATE_GUARDED = 1, | |
79fb54ab BH |
318 | NFS4_CREATE_EXCLUSIVE = 2, |
319 | /* | |
320 | * New to NFSv4.1. If session is persistent, | |
321 | * GUARDED4 MUST be used. Otherwise, use | |
322 | * EXCLUSIVE4_1 instead of EXCLUSIVE4. | |
323 | */ | |
324 | NFS4_CREATE_EXCLUSIVE4_1 = 3 | |
1da177e4 LT |
325 | }; |
326 | ||
327 | enum limit_by4 { | |
328 | NFS4_LIMIT_SIZE = 1, | |
329 | NFS4_LIMIT_BLOCKS = 2 | |
330 | }; | |
331 | ||
332 | enum open_delegation_type4 { | |
333 | NFS4_OPEN_DELEGATE_NONE = 0, | |
334 | NFS4_OPEN_DELEGATE_READ = 1, | |
d24433cd BH |
335 | NFS4_OPEN_DELEGATE_WRITE = 2, |
336 | NFS4_OPEN_DELEGATE_NONE_EXT = 3, /* 4.1 */ | |
337 | }; | |
338 | ||
339 | enum why_no_delegation4 { /* new to v4.1 */ | |
340 | WND4_NOT_WANTED = 0, | |
341 | WND4_CONTENTION = 1, | |
342 | WND4_RESOURCE = 2, | |
343 | WND4_NOT_SUPP_FTYPE = 3, | |
344 | WND4_WRITE_DELEG_NOT_SUPP_FTYPE = 4, | |
345 | WND4_NOT_SUPP_UPGRADE = 5, | |
346 | WND4_NOT_SUPP_DOWNGRADE = 6, | |
347 | WND4_CANCELLED = 7, | |
348 | WND4_IS_DIR = 8, | |
1da177e4 LT |
349 | }; |
350 | ||
351 | enum lock_type4 { | |
352 | NFS4_UNLOCK_LT = 0, | |
353 | NFS4_READ_LT = 1, | |
354 | NFS4_WRITE_LT = 2, | |
355 | NFS4_READW_LT = 3, | |
356 | NFS4_WRITEW_LT = 4 | |
357 | }; | |
358 | ||
359 | ||
360 | /* Mandatory Attributes */ | |
361 | #define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0) | |
362 | #define FATTR4_WORD0_TYPE (1UL << 1) | |
363 | #define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2) | |
364 | #define FATTR4_WORD0_CHANGE (1UL << 3) | |
365 | #define FATTR4_WORD0_SIZE (1UL << 4) | |
366 | #define FATTR4_WORD0_LINK_SUPPORT (1UL << 5) | |
367 | #define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6) | |
368 | #define FATTR4_WORD0_NAMED_ATTR (1UL << 7) | |
369 | #define FATTR4_WORD0_FSID (1UL << 8) | |
370 | #define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9) | |
371 | #define FATTR4_WORD0_LEASE_TIME (1UL << 10) | |
372 | #define FATTR4_WORD0_RDATTR_ERROR (1UL << 11) | |
8c18f205 BH |
373 | /* Mandatory in NFSv4.1 */ |
374 | #define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11) | |
1da177e4 LT |
375 | |
376 | /* Recommended Attributes */ | |
377 | #define FATTR4_WORD0_ACL (1UL << 12) | |
378 | #define FATTR4_WORD0_ACLSUPPORT (1UL << 13) | |
379 | #define FATTR4_WORD0_ARCHIVE (1UL << 14) | |
380 | #define FATTR4_WORD0_CANSETTIME (1UL << 15) | |
381 | #define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16) | |
382 | #define FATTR4_WORD0_CASE_PRESERVING (1UL << 17) | |
383 | #define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18) | |
384 | #define FATTR4_WORD0_FILEHANDLE (1UL << 19) | |
385 | #define FATTR4_WORD0_FILEID (1UL << 20) | |
386 | #define FATTR4_WORD0_FILES_AVAIL (1UL << 21) | |
387 | #define FATTR4_WORD0_FILES_FREE (1UL << 22) | |
388 | #define FATTR4_WORD0_FILES_TOTAL (1UL << 23) | |
389 | #define FATTR4_WORD0_FS_LOCATIONS (1UL << 24) | |
390 | #define FATTR4_WORD0_HIDDEN (1UL << 25) | |
391 | #define FATTR4_WORD0_HOMOGENEOUS (1UL << 26) | |
392 | #define FATTR4_WORD0_MAXFILESIZE (1UL << 27) | |
393 | #define FATTR4_WORD0_MAXLINK (1UL << 28) | |
394 | #define FATTR4_WORD0_MAXNAME (1UL << 29) | |
395 | #define FATTR4_WORD0_MAXREAD (1UL << 30) | |
396 | #define FATTR4_WORD0_MAXWRITE (1UL << 31) | |
397 | #define FATTR4_WORD1_MIMETYPE (1UL << 0) | |
398 | #define FATTR4_WORD1_MODE (1UL << 1) | |
399 | #define FATTR4_WORD1_NO_TRUNC (1UL << 2) | |
400 | #define FATTR4_WORD1_NUMLINKS (1UL << 3) | |
401 | #define FATTR4_WORD1_OWNER (1UL << 4) | |
402 | #define FATTR4_WORD1_OWNER_GROUP (1UL << 5) | |
403 | #define FATTR4_WORD1_QUOTA_HARD (1UL << 6) | |
404 | #define FATTR4_WORD1_QUOTA_SOFT (1UL << 7) | |
405 | #define FATTR4_WORD1_QUOTA_USED (1UL << 8) | |
406 | #define FATTR4_WORD1_RAWDEV (1UL << 9) | |
407 | #define FATTR4_WORD1_SPACE_AVAIL (1UL << 10) | |
408 | #define FATTR4_WORD1_SPACE_FREE (1UL << 11) | |
409 | #define FATTR4_WORD1_SPACE_TOTAL (1UL << 12) | |
410 | #define FATTR4_WORD1_SPACE_USED (1UL << 13) | |
411 | #define FATTR4_WORD1_SYSTEM (1UL << 14) | |
412 | #define FATTR4_WORD1_TIME_ACCESS (1UL << 15) | |
413 | #define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16) | |
414 | #define FATTR4_WORD1_TIME_BACKUP (1UL << 17) | |
415 | #define FATTR4_WORD1_TIME_CREATE (1UL << 18) | |
416 | #define FATTR4_WORD1_TIME_DELTA (1UL << 19) | |
417 | #define FATTR4_WORD1_TIME_METADATA (1UL << 20) | |
418 | #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) | |
419 | #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) | |
420 | #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) | |
c772567d | 421 | #define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30) |
9cf514cc | 422 | #define FATTR4_WORD2_LAYOUT_TYPES (1UL << 0) |
c772567d | 423 | #define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) |
88034c3d | 424 | #define FATTR4_WORD2_MDSTHRESHOLD (1UL << 4) |
2a92ee92 | 425 | #define FATTR4_WORD2_CLONE_BLKSIZE (1UL << 13) |
f3f5a0f8 | 426 | #define FATTR4_WORD2_SECURITY_LABEL (1UL << 16) |
88034c3d AA |
427 | |
428 | /* MDS threshold bitmap bits */ | |
429 | #define THRESHOLD_RD (1UL << 0) | |
430 | #define THRESHOLD_WR (1UL << 1) | |
431 | #define THRESHOLD_RD_IO (1UL << 2) | |
432 | #define THRESHOLD_WR_IO (1UL << 3) | |
1da177e4 LT |
433 | |
434 | #define NFSPROC4_NULL 0 | |
435 | #define NFSPROC4_COMPOUND 1 | |
764302cc | 436 | #define NFS4_VERSION 4 |
1da177e4 | 437 | #define NFS4_MINOR_VERSION 0 |
44549dff | 438 | |
1da177e4 LT |
439 | #define NFS4_DEBUG 1 |
440 | ||
1da177e4 LT |
441 | /* Index of predefined Linux client operations */ |
442 | ||
443 | enum { | |
444 | NFSPROC4_CLNT_NULL = 0, /* Unused */ | |
445 | NFSPROC4_CLNT_READ, | |
446 | NFSPROC4_CLNT_WRITE, | |
447 | NFSPROC4_CLNT_COMMIT, | |
448 | NFSPROC4_CLNT_OPEN, | |
449 | NFSPROC4_CLNT_OPEN_CONFIRM, | |
450 | NFSPROC4_CLNT_OPEN_NOATTR, | |
451 | NFSPROC4_CLNT_OPEN_DOWNGRADE, | |
452 | NFSPROC4_CLNT_CLOSE, | |
453 | NFSPROC4_CLNT_SETATTR, | |
454 | NFSPROC4_CLNT_FSINFO, | |
455 | NFSPROC4_CLNT_RENEW, | |
456 | NFSPROC4_CLNT_SETCLIENTID, | |
457 | NFSPROC4_CLNT_SETCLIENTID_CONFIRM, | |
458 | NFSPROC4_CLNT_LOCK, | |
459 | NFSPROC4_CLNT_LOCKT, | |
460 | NFSPROC4_CLNT_LOCKU, | |
461 | NFSPROC4_CLNT_ACCESS, | |
462 | NFSPROC4_CLNT_GETATTR, | |
463 | NFSPROC4_CLNT_LOOKUP, | |
464 | NFSPROC4_CLNT_LOOKUP_ROOT, | |
465 | NFSPROC4_CLNT_REMOVE, | |
466 | NFSPROC4_CLNT_RENAME, | |
467 | NFSPROC4_CLNT_LINK, | |
468 | NFSPROC4_CLNT_SYMLINK, | |
469 | NFSPROC4_CLNT_CREATE, | |
470 | NFSPROC4_CLNT_PATHCONF, | |
471 | NFSPROC4_CLNT_STATFS, | |
472 | NFSPROC4_CLNT_READLINK, | |
473 | NFSPROC4_CLNT_READDIR, | |
474 | NFSPROC4_CLNT_SERVER_CAPS, | |
475 | NFSPROC4_CLNT_DELEGRETURN, | |
029d105e | 476 | NFSPROC4_CLNT_GETACL, |
23ec6965 | 477 | NFSPROC4_CLNT_SETACL, |
683b57b4 | 478 | NFSPROC4_CLNT_FS_LOCATIONS, |
d3c7b7cc | 479 | NFSPROC4_CLNT_RELEASE_LOCKOWNER, |
5a5ea0d4 | 480 | NFSPROC4_CLNT_SECINFO, |
44c99933 | 481 | NFSPROC4_CLNT_FSID_PRESENT, |
18df1884 BH |
482 | |
483 | /* nfs41 */ | |
484 | NFSPROC4_CLNT_EXCHANGE_ID, | |
485 | NFSPROC4_CLNT_CREATE_SESSION, | |
486 | NFSPROC4_CLNT_DESTROY_SESSION, | |
487 | NFSPROC4_CLNT_SEQUENCE, | |
488 | NFSPROC4_CLNT_GET_LEASE_TIME, | |
18019753 | 489 | NFSPROC4_CLNT_RECLAIM_COMPLETE, |
b1f69b75 AA |
490 | NFSPROC4_CLNT_LAYOUTGET, |
491 | NFSPROC4_CLNT_GETDEVICEINFO, | |
863a3c6c | 492 | NFSPROC4_CLNT_LAYOUTCOMMIT, |
cbe82603 | 493 | NFSPROC4_CLNT_LAYOUTRETURN, |
fca78d6d | 494 | NFSPROC4_CLNT_SECINFO_NO_NAME, |
7d974794 | 495 | NFSPROC4_CLNT_TEST_STATEID, |
9aeda35f | 496 | NFSPROC4_CLNT_FREE_STATEID, |
7f11d8d3 | 497 | NFSPROC4_CLNT_GETDEVICELIST, |
ad24ecfb | 498 | NFSPROC4_CLNT_BIND_CONN_TO_SESSION, |
66245539 | 499 | NFSPROC4_CLNT_DESTROY_CLIENTID, |
1c6dcbe5 AS |
500 | |
501 | /* nfs42 */ | |
502 | NFSPROC4_CLNT_SEEK, | |
f4ac1674 | 503 | NFSPROC4_CLNT_ALLOCATE, |
624bd5b7 | 504 | NFSPROC4_CLNT_DEALLOCATE, |
be3a5d23 | 505 | NFSPROC4_CLNT_LAYOUTSTATS, |
36022770 | 506 | NFSPROC4_CLNT_CLONE, |
18df1884 BH |
507 | }; |
508 | ||
509 | /* nfs41 types */ | |
510 | struct nfs4_sessionid { | |
511 | unsigned char data[NFS4_MAX_SESSIONID_LEN]; | |
512 | }; | |
513 | ||
514 | /* Create Session Flags */ | |
a62573dc MJ |
515 | #define SESSION4_PERSIST 0x001 |
516 | #define SESSION4_BACK_CHAN 0x002 | |
517 | #define SESSION4_RDMA 0x004 | |
518 | ||
519 | #define SESSION4_FLAG_MASK_A 0x007 | |
18df1884 BH |
520 | |
521 | enum state_protect_how4 { | |
522 | SP4_NONE = 0, | |
523 | SP4_MACH_CRED = 1, | |
524 | SP4_SSV = 2 | |
1da177e4 LT |
525 | }; |
526 | ||
c772567d DH |
527 | enum pnfs_layouttype { |
528 | LAYOUT_NFSV4_1_FILES = 1, | |
529 | LAYOUT_OSD2_OBJECTS = 2, | |
530 | LAYOUT_BLOCK_VOLUME = 3, | |
d67ae825 | 531 | LAYOUT_FLEX_FILES = 4, |
6cae0a46 | 532 | LAYOUT_TYPE_MAX |
c772567d DH |
533 | }; |
534 | ||
535 | /* used for both layout return and recall */ | |
536 | enum pnfs_layoutreturn_type { | |
537 | RETURN_FILE = 1, | |
538 | RETURN_FSID = 2, | |
539 | RETURN_ALL = 3 | |
540 | }; | |
541 | ||
542 | enum pnfs_iomode { | |
543 | IOMODE_READ = 1, | |
544 | IOMODE_RW = 2, | |
545 | IOMODE_ANY = 3, | |
546 | }; | |
547 | ||
548 | enum pnfs_notify_deviceid_type4 { | |
549 | NOTIFY_DEVICEID4_CHANGE = 1 << 1, | |
550 | NOTIFY_DEVICEID4_DELETE = 1 << 2, | |
551 | }; | |
552 | ||
8bb28975 CH |
553 | enum pnfs_block_volume_type { |
554 | PNFS_BLOCK_VOLUME_SIMPLE = 0, | |
555 | PNFS_BLOCK_VOLUME_SLICE = 1, | |
556 | PNFS_BLOCK_VOLUME_CONCAT = 2, | |
557 | PNFS_BLOCK_VOLUME_STRIPE = 3, | |
558 | }; | |
559 | ||
560 | enum pnfs_block_extent_state { | |
561 | PNFS_BLOCK_READWRITE_DATA = 0, | |
562 | PNFS_BLOCK_READ_DATA = 1, | |
563 | PNFS_BLOCK_INVALID_DATA = 2, | |
564 | PNFS_BLOCK_NONE_DATA = 3, | |
565 | }; | |
566 | ||
567 | /* on the wire size of a block layout extent */ | |
568 | #define PNFS_BLOCK_EXTENT_SIZE \ | |
569 | (7 * sizeof(__be32) + NFS4_DEVICEID4_SIZE) | |
570 | ||
c772567d DH |
571 | #define NFL4_UFLG_MASK 0x0000003F |
572 | #define NFL4_UFLG_DENSE 0x00000001 | |
573 | #define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 | |
574 | #define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0 | |
575 | ||
576 | /* Encoded in the loh_body field of type layouthint4 */ | |
577 | enum filelayout_hint_care4 { | |
578 | NFLH4_CARE_DENSE = NFL4_UFLG_DENSE, | |
579 | NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS, | |
580 | NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040, | |
581 | NFLH4_CARE_STRIPE_COUNT = 0x00000080 | |
582 | }; | |
583 | ||
584 | #define NFS4_DEVICEID4_SIZE 16 | |
585 | ||
586 | struct nfs4_deviceid { | |
587 | char data[NFS4_DEVICEID4_SIZE]; | |
588 | }; | |
589 | ||
24bab491 AS |
590 | enum data_content4 { |
591 | NFS4_CONTENT_DATA = 0, | |
592 | NFS4_CONTENT_HOLE = 1, | |
593 | }; | |
594 | ||
9a4bf31d JL |
595 | enum pnfs_update_layout_reason { |
596 | PNFS_UPDATE_LAYOUT_UNKNOWN = 0, | |
597 | PNFS_UPDATE_LAYOUT_NO_PNFS, | |
598 | PNFS_UPDATE_LAYOUT_RD_ZEROLEN, | |
599 | PNFS_UPDATE_LAYOUT_MDSTHRESH, | |
600 | PNFS_UPDATE_LAYOUT_NOMEM, | |
601 | PNFS_UPDATE_LAYOUT_BULK_RECALL, | |
602 | PNFS_UPDATE_LAYOUT_IO_TEST_FAIL, | |
603 | PNFS_UPDATE_LAYOUT_FOUND_CACHED, | |
604 | PNFS_UPDATE_LAYOUT_RETURN, | |
605 | PNFS_UPDATE_LAYOUT_BLOCKED, | |
606 | PNFS_UPDATE_LAYOUT_SEND_LAYOUTGET, | |
607 | }; | |
608 | ||
1da177e4 | 609 | #endif |