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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | /* |
3 | * include/linux/nfs4.h | |
4 | * | |
5 | * NFSv4 protocol definitions. | |
6 | * | |
7 | * Copyright (c) 2002 The Regents of the University of Michigan. | |
8 | * All rights reserved. | |
9 | * | |
10 | * Kendrick Smith <kmsmith@umich.edu> | |
11 | * Andy Adamson <andros@umich.edu> | |
12 | */ | |
1da177e4 LT |
13 | #ifndef _LINUX_NFS4_H |
14 | #define _LINUX_NFS4_H | |
15 | ||
997b7af2 | 16 | #include <linux/list.h> |
ab8e4aee | 17 | #include <linux/uidgid.h> |
607ca46e | 18 | #include <uapi/linux/nfs4.h> |
f9bdad8c | 19 | #include <linux/sunrpc/msg_prot.h> |
997b7af2 | 20 | |
bff17523 AG |
21 | enum nfs4_acl_whotype { |
22 | NFS4_ACL_WHO_NAMED = 0, | |
23 | NFS4_ACL_WHO_OWNER, | |
24 | NFS4_ACL_WHO_GROUP, | |
25 | NFS4_ACL_WHO_EVERYONE, | |
26 | }; | |
27 | ||
1da177e4 LT |
28 | struct nfs4_ace { |
29 | uint32_t type; | |
30 | uint32_t flag; | |
31 | uint32_t access_mask; | |
32 | int whotype; | |
ab8e4aee EB |
33 | union { |
34 | kuid_t who_uid; | |
35 | kgid_t who_gid; | |
36 | }; | |
1da177e4 LT |
37 | }; |
38 | ||
39 | struct nfs4_acl { | |
40 | uint32_t naces; | |
28e05dd8 | 41 | struct nfs4_ace aces[0]; |
1da177e4 LT |
42 | }; |
43 | ||
e058f70b SD |
44 | #define NFS4_MAXLABELLEN 2048 |
45 | ||
46 | struct nfs4_label { | |
47 | uint32_t lfs; | |
48 | uint32_t pi; | |
49 | u32 len; | |
50 | char *label; | |
51 | }; | |
52 | ||
1da177e4 | 53 | typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; |
94499252 | 54 | |
93b717fd TM |
55 | struct nfs4_stateid_struct { |
56 | union { | |
57 | char data[NFS4_STATEID_SIZE]; | |
58 | struct { | |
59 | __be32 seqid; | |
60 | char other[NFS4_STATEID_OTHER_SIZE]; | |
61 | } __attribute__ ((packed)); | |
62 | }; | |
63 | ||
64 | enum { | |
65 | NFS4_INVALID_STATEID_TYPE = 0, | |
66 | NFS4_SPECIAL_STATEID_TYPE, | |
67 | NFS4_OPEN_STATEID_TYPE, | |
68 | NFS4_LOCK_STATEID_TYPE, | |
69 | NFS4_DELEGATION_STATEID_TYPE, | |
70 | NFS4_LAYOUT_STATEID_TYPE, | |
71 | NFS4_PNFS_DS_STATEID_TYPE, | |
f7a62ada | 72 | NFS4_REVOKED_STATEID_TYPE, |
93b717fd TM |
73 | } type; |
74 | }; | |
94499252 | 75 | |
93b717fd | 76 | typedef struct nfs4_stateid_struct nfs4_stateid; |
1da177e4 LT |
77 | |
78 | enum nfs_opnum4 { | |
79 | OP_ACCESS = 3, | |
80 | OP_CLOSE = 4, | |
81 | OP_COMMIT = 5, | |
82 | OP_CREATE = 6, | |
83 | OP_DELEGPURGE = 7, | |
84 | OP_DELEGRETURN = 8, | |
85 | OP_GETATTR = 9, | |
86 | OP_GETFH = 10, | |
87 | OP_LINK = 11, | |
88 | OP_LOCK = 12, | |
89 | OP_LOCKT = 13, | |
90 | OP_LOCKU = 14, | |
91 | OP_LOOKUP = 15, | |
92 | OP_LOOKUPP = 16, | |
93 | OP_NVERIFY = 17, | |
94 | OP_OPEN = 18, | |
95 | OP_OPENATTR = 19, | |
96 | OP_OPEN_CONFIRM = 20, | |
97 | OP_OPEN_DOWNGRADE = 21, | |
98 | OP_PUTFH = 22, | |
99 | OP_PUTPUBFH = 23, | |
100 | OP_PUTROOTFH = 24, | |
101 | OP_READ = 25, | |
102 | OP_READDIR = 26, | |
103 | OP_READLINK = 27, | |
104 | OP_REMOVE = 28, | |
105 | OP_RENAME = 29, | |
106 | OP_RENEW = 30, | |
107 | OP_RESTOREFH = 31, | |
108 | OP_SAVEFH = 32, | |
109 | OP_SECINFO = 33, | |
110 | OP_SETATTR = 34, | |
111 | OP_SETCLIENTID = 35, | |
112 | OP_SETCLIENTID_CONFIRM = 36, | |
113 | OP_VERIFY = 37, | |
114 | OP_WRITE = 38, | |
115 | OP_RELEASE_LOCKOWNER = 39, | |
18df1884 BH |
116 | |
117 | /* nfs41 */ | |
118 | OP_BACKCHANNEL_CTL = 40, | |
119 | OP_BIND_CONN_TO_SESSION = 41, | |
120 | OP_EXCHANGE_ID = 42, | |
121 | OP_CREATE_SESSION = 43, | |
122 | OP_DESTROY_SESSION = 44, | |
123 | OP_FREE_STATEID = 45, | |
124 | OP_GET_DIR_DELEGATION = 46, | |
125 | OP_GETDEVICEINFO = 47, | |
126 | OP_GETDEVICELIST = 48, | |
127 | OP_LAYOUTCOMMIT = 49, | |
128 | OP_LAYOUTGET = 50, | |
129 | OP_LAYOUTRETURN = 51, | |
130 | OP_SECINFO_NO_NAME = 52, | |
131 | OP_SEQUENCE = 53, | |
132 | OP_SET_SSV = 54, | |
133 | OP_TEST_STATEID = 55, | |
134 | OP_WANT_DELEGATION = 56, | |
135 | OP_DESTROY_CLIENTID = 57, | |
136 | OP_RECLAIM_COMPLETE = 58, | |
137 | ||
87a15a80 AS |
138 | /* nfs42 */ |
139 | OP_ALLOCATE = 59, | |
140 | OP_COPY = 60, | |
141 | OP_COPY_NOTIFY = 61, | |
142 | OP_DEALLOCATE = 62, | |
143 | OP_IO_ADVISE = 63, | |
144 | OP_LAYOUTERROR = 64, | |
145 | OP_LAYOUTSTATS = 65, | |
146 | OP_OFFLOAD_CANCEL = 66, | |
147 | OP_OFFLOAD_STATUS = 67, | |
148 | OP_READ_PLUS = 68, | |
149 | OP_SEEK = 69, | |
150 | OP_WRITE_SAME = 70, | |
36022770 | 151 | OP_CLONE = 71, |
87a15a80 | 152 | |
1da177e4 LT |
153 | OP_ILLEGAL = 10044, |
154 | }; | |
155 | ||
e2b20950 SA |
156 | /*Defining first and last NFS4 operations implemented. |
157 | Needs to be updated if more operations are defined in future.*/ | |
158 | ||
159 | #define FIRST_NFS4_OP OP_ACCESS | |
8217d146 AS |
160 | #define LAST_NFS40_OP OP_RELEASE_LOCKOWNER |
161 | #define LAST_NFS41_OP OP_RECLAIM_COMPLETE | |
ffa0160a CH |
162 | #define LAST_NFS42_OP OP_CLONE |
163 | #define LAST_NFS4_OP LAST_NFS42_OP | |
e2b20950 | 164 | |
1da177e4 LT |
165 | enum nfsstat4 { |
166 | NFS4_OK = 0, | |
167 | NFS4ERR_PERM = 1, | |
168 | NFS4ERR_NOENT = 2, | |
169 | NFS4ERR_IO = 5, | |
170 | NFS4ERR_NXIO = 6, | |
171 | NFS4ERR_ACCESS = 13, | |
172 | NFS4ERR_EXIST = 17, | |
173 | NFS4ERR_XDEV = 18, | |
174 | /* Unused/reserved 19 */ | |
175 | NFS4ERR_NOTDIR = 20, | |
176 | NFS4ERR_ISDIR = 21, | |
177 | NFS4ERR_INVAL = 22, | |
178 | NFS4ERR_FBIG = 27, | |
179 | NFS4ERR_NOSPC = 28, | |
180 | NFS4ERR_ROFS = 30, | |
181 | NFS4ERR_MLINK = 31, | |
182 | NFS4ERR_NAMETOOLONG = 63, | |
183 | NFS4ERR_NOTEMPTY = 66, | |
184 | NFS4ERR_DQUOT = 69, | |
185 | NFS4ERR_STALE = 70, | |
186 | NFS4ERR_BADHANDLE = 10001, | |
187 | NFS4ERR_BAD_COOKIE = 10003, | |
188 | NFS4ERR_NOTSUPP = 10004, | |
189 | NFS4ERR_TOOSMALL = 10005, | |
190 | NFS4ERR_SERVERFAULT = 10006, | |
191 | NFS4ERR_BADTYPE = 10007, | |
192 | NFS4ERR_DELAY = 10008, | |
193 | NFS4ERR_SAME = 10009, | |
194 | NFS4ERR_DENIED = 10010, | |
195 | NFS4ERR_EXPIRED = 10011, | |
196 | NFS4ERR_LOCKED = 10012, | |
197 | NFS4ERR_GRACE = 10013, | |
198 | NFS4ERR_FHEXPIRED = 10014, | |
199 | NFS4ERR_SHARE_DENIED = 10015, | |
200 | NFS4ERR_WRONGSEC = 10016, | |
201 | NFS4ERR_CLID_INUSE = 10017, | |
202 | NFS4ERR_RESOURCE = 10018, | |
203 | NFS4ERR_MOVED = 10019, | |
204 | NFS4ERR_NOFILEHANDLE = 10020, | |
205 | NFS4ERR_MINOR_VERS_MISMATCH = 10021, | |
206 | NFS4ERR_STALE_CLIENTID = 10022, | |
207 | NFS4ERR_STALE_STATEID = 10023, | |
208 | NFS4ERR_OLD_STATEID = 10024, | |
209 | NFS4ERR_BAD_STATEID = 10025, | |
210 | NFS4ERR_BAD_SEQID = 10026, | |
211 | NFS4ERR_NOT_SAME = 10027, | |
212 | NFS4ERR_LOCK_RANGE = 10028, | |
213 | NFS4ERR_SYMLINK = 10029, | |
214 | NFS4ERR_RESTOREFH = 10030, | |
215 | NFS4ERR_LEASE_MOVED = 10031, | |
216 | NFS4ERR_ATTRNOTSUPP = 10032, | |
217 | NFS4ERR_NO_GRACE = 10033, | |
218 | NFS4ERR_RECLAIM_BAD = 10034, | |
219 | NFS4ERR_RECLAIM_CONFLICT = 10035, | |
220 | NFS4ERR_BADXDR = 10036, | |
221 | NFS4ERR_LOCKS_HELD = 10037, | |
222 | NFS4ERR_OPENMODE = 10038, | |
223 | NFS4ERR_BADOWNER = 10039, | |
224 | NFS4ERR_BADCHAR = 10040, | |
225 | NFS4ERR_BADNAME = 10041, | |
226 | NFS4ERR_BAD_RANGE = 10042, | |
227 | NFS4ERR_LOCK_NOTSUPP = 10043, | |
228 | NFS4ERR_OP_ILLEGAL = 10044, | |
229 | NFS4ERR_DEADLOCK = 10045, | |
230 | NFS4ERR_FILE_OPEN = 10046, | |
231 | NFS4ERR_ADMIN_REVOKED = 10047, | |
18df1884 BH |
232 | NFS4ERR_CB_PATH_DOWN = 10048, |
233 | ||
234 | /* nfs41 */ | |
235 | NFS4ERR_BADIOMODE = 10049, | |
236 | NFS4ERR_BADLAYOUT = 10050, | |
237 | NFS4ERR_BAD_SESSION_DIGEST = 10051, | |
238 | NFS4ERR_BADSESSION = 10052, | |
239 | NFS4ERR_BADSLOT = 10053, | |
240 | NFS4ERR_COMPLETE_ALREADY = 10054, | |
241 | NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055, | |
242 | NFS4ERR_DELEG_ALREADY_WANTED = 10056, | |
243 | NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */ | |
244 | NFS4ERR_LAYOUTTRYLATER = 10058, | |
245 | NFS4ERR_LAYOUTUNAVAILABLE = 10059, | |
246 | NFS4ERR_NOMATCHING_LAYOUT = 10060, | |
247 | NFS4ERR_RECALLCONFLICT = 10061, | |
248 | NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062, | |
249 | NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */ | |
250 | NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */ | |
251 | NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */ | |
252 | NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */ | |
253 | NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */ | |
254 | NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */ | |
255 | NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */ | |
256 | NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */ | |
257 | NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */ | |
258 | NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */ | |
259 | /* Error 10073 is unused. */ | |
260 | NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */ | |
261 | NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */ | |
25985edc | 262 | NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not original */ |
18df1884 BH |
263 | NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */ |
264 | NFS4ERR_DEADSESSION = 10078, /* persistent session dead */ | |
265 | NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */ | |
266 | NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */ | |
267 | NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */ | |
268 | NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */ | |
269 | NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */ | |
270 | NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */ | |
271 | NFS4ERR_REJECT_DELEG = 10085, /* on callback */ | |
272 | NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */ | |
273 | NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */ | |
4488cc96 SD |
274 | |
275 | /* nfs42 */ | |
276 | NFS4ERR_PARTNER_NOTSUPP = 10088, | |
277 | NFS4ERR_PARTNER_NO_AUTH = 10089, | |
2b8941b9 | 278 | NFS4ERR_UNION_NOTSUPP = 10090, |
4488cc96 SD |
279 | NFS4ERR_OFFLOAD_DENIED = 10091, |
280 | NFS4ERR_WRONG_LFS = 10092, | |
281 | NFS4ERR_BADLABEL = 10093, | |
2b8941b9 | 282 | NFS4ERR_OFFLOAD_NO_REQS = 10094, |
1da177e4 LT |
283 | }; |
284 | ||
a9004abc BF |
285 | static inline bool seqid_mutating_err(u32 err) |
286 | { | |
059aa734 | 287 | /* See RFC 7530, section 9.1.7 */ |
a9004abc BF |
288 | switch (err) { |
289 | case NFS4ERR_STALE_CLIENTID: | |
290 | case NFS4ERR_STALE_STATEID: | |
291 | case NFS4ERR_BAD_STATEID: | |
292 | case NFS4ERR_BAD_SEQID: | |
293 | case NFS4ERR_BADXDR: | |
294 | case NFS4ERR_RESOURCE: | |
295 | case NFS4ERR_NOFILEHANDLE: | |
059aa734 | 296 | case NFS4ERR_MOVED: |
a9004abc BF |
297 | return false; |
298 | }; | |
299 | return true; | |
300 | } | |
301 | ||
1da177e4 LT |
302 | /* |
303 | * Note: NF4BAD is not actually part of the protocol; it is just used | |
304 | * internally by nfsd. | |
305 | */ | |
306 | enum nfs_ftype4 { | |
307 | NF4BAD = 0, | |
308 | NF4REG = 1, /* Regular File */ | |
309 | NF4DIR = 2, /* Directory */ | |
310 | NF4BLK = 3, /* Special File - block device */ | |
311 | NF4CHR = 4, /* Special File - character device */ | |
312 | NF4LNK = 5, /* Symbolic Link */ | |
313 | NF4SOCK = 6, /* Special File - socket */ | |
314 | NF4FIFO = 7, /* Special File - fifo */ | |
315 | NF4ATTRDIR = 8, /* Attribute Directory */ | |
316 | NF4NAMEDATTR = 9 /* Named Attribute */ | |
317 | }; | |
318 | ||
319 | enum open_claim_type4 { | |
320 | NFS4_OPEN_CLAIM_NULL = 0, | |
321 | NFS4_OPEN_CLAIM_PREVIOUS = 1, | |
322 | NFS4_OPEN_CLAIM_DELEGATE_CUR = 2, | |
8b289b2c BF |
323 | NFS4_OPEN_CLAIM_DELEGATE_PREV = 3, |
324 | NFS4_OPEN_CLAIM_FH = 4, /* 4.1 */ | |
325 | NFS4_OPEN_CLAIM_DELEG_CUR_FH = 5, /* 4.1 */ | |
326 | NFS4_OPEN_CLAIM_DELEG_PREV_FH = 6, /* 4.1 */ | |
1da177e4 LT |
327 | }; |
328 | ||
329 | enum opentype4 { | |
330 | NFS4_OPEN_NOCREATE = 0, | |
331 | NFS4_OPEN_CREATE = 1 | |
332 | }; | |
333 | ||
334 | enum createmode4 { | |
335 | NFS4_CREATE_UNCHECKED = 0, | |
336 | NFS4_CREATE_GUARDED = 1, | |
79fb54ab BH |
337 | NFS4_CREATE_EXCLUSIVE = 2, |
338 | /* | |
339 | * New to NFSv4.1. If session is persistent, | |
340 | * GUARDED4 MUST be used. Otherwise, use | |
341 | * EXCLUSIVE4_1 instead of EXCLUSIVE4. | |
342 | */ | |
343 | NFS4_CREATE_EXCLUSIVE4_1 = 3 | |
1da177e4 LT |
344 | }; |
345 | ||
346 | enum limit_by4 { | |
347 | NFS4_LIMIT_SIZE = 1, | |
348 | NFS4_LIMIT_BLOCKS = 2 | |
349 | }; | |
350 | ||
351 | enum open_delegation_type4 { | |
352 | NFS4_OPEN_DELEGATE_NONE = 0, | |
353 | NFS4_OPEN_DELEGATE_READ = 1, | |
d24433cd BH |
354 | NFS4_OPEN_DELEGATE_WRITE = 2, |
355 | NFS4_OPEN_DELEGATE_NONE_EXT = 3, /* 4.1 */ | |
356 | }; | |
357 | ||
358 | enum why_no_delegation4 { /* new to v4.1 */ | |
359 | WND4_NOT_WANTED = 0, | |
360 | WND4_CONTENTION = 1, | |
361 | WND4_RESOURCE = 2, | |
362 | WND4_NOT_SUPP_FTYPE = 3, | |
363 | WND4_WRITE_DELEG_NOT_SUPP_FTYPE = 4, | |
364 | WND4_NOT_SUPP_UPGRADE = 5, | |
365 | WND4_NOT_SUPP_DOWNGRADE = 6, | |
366 | WND4_CANCELLED = 7, | |
367 | WND4_IS_DIR = 8, | |
1da177e4 LT |
368 | }; |
369 | ||
370 | enum lock_type4 { | |
371 | NFS4_UNLOCK_LT = 0, | |
372 | NFS4_READ_LT = 1, | |
373 | NFS4_WRITE_LT = 2, | |
374 | NFS4_READW_LT = 3, | |
375 | NFS4_WRITEW_LT = 4 | |
376 | }; | |
377 | ||
a8585763 BF |
378 | enum change_attr_type4 { |
379 | NFS4_CHANGE_TYPE_IS_MONOTONIC_INCR = 0, | |
380 | NFS4_CHANGE_TYPE_IS_VERSION_COUNTER = 1, | |
381 | NFS4_CHANGE_TYPE_IS_VERSION_COUNTER_NOPNFS = 2, | |
382 | NFS4_CHANGE_TYPE_IS_TIME_METADATA = 3, | |
383 | NFS4_CHANGE_TYPE_IS_UNDEFINED = 4 | |
384 | }; | |
1da177e4 LT |
385 | |
386 | /* Mandatory Attributes */ | |
387 | #define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0) | |
388 | #define FATTR4_WORD0_TYPE (1UL << 1) | |
389 | #define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2) | |
390 | #define FATTR4_WORD0_CHANGE (1UL << 3) | |
391 | #define FATTR4_WORD0_SIZE (1UL << 4) | |
392 | #define FATTR4_WORD0_LINK_SUPPORT (1UL << 5) | |
393 | #define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6) | |
394 | #define FATTR4_WORD0_NAMED_ATTR (1UL << 7) | |
395 | #define FATTR4_WORD0_FSID (1UL << 8) | |
396 | #define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9) | |
397 | #define FATTR4_WORD0_LEASE_TIME (1UL << 10) | |
398 | #define FATTR4_WORD0_RDATTR_ERROR (1UL << 11) | |
8c18f205 BH |
399 | /* Mandatory in NFSv4.1 */ |
400 | #define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11) | |
1da177e4 LT |
401 | |
402 | /* Recommended Attributes */ | |
403 | #define FATTR4_WORD0_ACL (1UL << 12) | |
404 | #define FATTR4_WORD0_ACLSUPPORT (1UL << 13) | |
405 | #define FATTR4_WORD0_ARCHIVE (1UL << 14) | |
406 | #define FATTR4_WORD0_CANSETTIME (1UL << 15) | |
407 | #define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16) | |
408 | #define FATTR4_WORD0_CASE_PRESERVING (1UL << 17) | |
409 | #define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18) | |
410 | #define FATTR4_WORD0_FILEHANDLE (1UL << 19) | |
411 | #define FATTR4_WORD0_FILEID (1UL << 20) | |
412 | #define FATTR4_WORD0_FILES_AVAIL (1UL << 21) | |
413 | #define FATTR4_WORD0_FILES_FREE (1UL << 22) | |
414 | #define FATTR4_WORD0_FILES_TOTAL (1UL << 23) | |
415 | #define FATTR4_WORD0_FS_LOCATIONS (1UL << 24) | |
416 | #define FATTR4_WORD0_HIDDEN (1UL << 25) | |
417 | #define FATTR4_WORD0_HOMOGENEOUS (1UL << 26) | |
418 | #define FATTR4_WORD0_MAXFILESIZE (1UL << 27) | |
419 | #define FATTR4_WORD0_MAXLINK (1UL << 28) | |
420 | #define FATTR4_WORD0_MAXNAME (1UL << 29) | |
421 | #define FATTR4_WORD0_MAXREAD (1UL << 30) | |
422 | #define FATTR4_WORD0_MAXWRITE (1UL << 31) | |
423 | #define FATTR4_WORD1_MIMETYPE (1UL << 0) | |
424 | #define FATTR4_WORD1_MODE (1UL << 1) | |
425 | #define FATTR4_WORD1_NO_TRUNC (1UL << 2) | |
426 | #define FATTR4_WORD1_NUMLINKS (1UL << 3) | |
427 | #define FATTR4_WORD1_OWNER (1UL << 4) | |
428 | #define FATTR4_WORD1_OWNER_GROUP (1UL << 5) | |
429 | #define FATTR4_WORD1_QUOTA_HARD (1UL << 6) | |
430 | #define FATTR4_WORD1_QUOTA_SOFT (1UL << 7) | |
431 | #define FATTR4_WORD1_QUOTA_USED (1UL << 8) | |
432 | #define FATTR4_WORD1_RAWDEV (1UL << 9) | |
433 | #define FATTR4_WORD1_SPACE_AVAIL (1UL << 10) | |
434 | #define FATTR4_WORD1_SPACE_FREE (1UL << 11) | |
435 | #define FATTR4_WORD1_SPACE_TOTAL (1UL << 12) | |
436 | #define FATTR4_WORD1_SPACE_USED (1UL << 13) | |
437 | #define FATTR4_WORD1_SYSTEM (1UL << 14) | |
438 | #define FATTR4_WORD1_TIME_ACCESS (1UL << 15) | |
439 | #define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16) | |
440 | #define FATTR4_WORD1_TIME_BACKUP (1UL << 17) | |
441 | #define FATTR4_WORD1_TIME_CREATE (1UL << 18) | |
442 | #define FATTR4_WORD1_TIME_DELTA (1UL << 19) | |
443 | #define FATTR4_WORD1_TIME_METADATA (1UL << 20) | |
444 | #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) | |
445 | #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) | |
446 | #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) | |
c772567d | 447 | #define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30) |
9cf514cc | 448 | #define FATTR4_WORD2_LAYOUT_TYPES (1UL << 0) |
c772567d | 449 | #define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) |
88034c3d | 450 | #define FATTR4_WORD2_MDSTHRESHOLD (1UL << 4) |
2a92ee92 | 451 | #define FATTR4_WORD2_CLONE_BLKSIZE (1UL << 13) |
a8585763 | 452 | #define FATTR4_WORD2_CHANGE_ATTR_TYPE (1UL << 15) |
f3f5a0f8 | 453 | #define FATTR4_WORD2_SECURITY_LABEL (1UL << 16) |
dff25ddb | 454 | #define FATTR4_WORD2_MODE_UMASK (1UL << 17) |
88034c3d AA |
455 | |
456 | /* MDS threshold bitmap bits */ | |
457 | #define THRESHOLD_RD (1UL << 0) | |
458 | #define THRESHOLD_WR (1UL << 1) | |
459 | #define THRESHOLD_RD_IO (1UL << 2) | |
460 | #define THRESHOLD_WR_IO (1UL << 3) | |
1da177e4 LT |
461 | |
462 | #define NFSPROC4_NULL 0 | |
463 | #define NFSPROC4_COMPOUND 1 | |
764302cc | 464 | #define NFS4_VERSION 4 |
1da177e4 | 465 | #define NFS4_MINOR_VERSION 0 |
44549dff | 466 | |
1da177e4 LT |
467 | #define NFS4_DEBUG 1 |
468 | ||
8634ef5e TM |
469 | /* |
470 | * Index of predefined Linux client operations | |
471 | * | |
472 | * To ensure that /proc/net/rpc/nfs remains correctly ordered, please | |
473 | * append only to this enum when adding new client operations. | |
474 | */ | |
1da177e4 LT |
475 | |
476 | enum { | |
477 | NFSPROC4_CLNT_NULL = 0, /* Unused */ | |
478 | NFSPROC4_CLNT_READ, | |
479 | NFSPROC4_CLNT_WRITE, | |
480 | NFSPROC4_CLNT_COMMIT, | |
481 | NFSPROC4_CLNT_OPEN, | |
482 | NFSPROC4_CLNT_OPEN_CONFIRM, | |
483 | NFSPROC4_CLNT_OPEN_NOATTR, | |
484 | NFSPROC4_CLNT_OPEN_DOWNGRADE, | |
485 | NFSPROC4_CLNT_CLOSE, | |
486 | NFSPROC4_CLNT_SETATTR, | |
487 | NFSPROC4_CLNT_FSINFO, | |
488 | NFSPROC4_CLNT_RENEW, | |
489 | NFSPROC4_CLNT_SETCLIENTID, | |
490 | NFSPROC4_CLNT_SETCLIENTID_CONFIRM, | |
491 | NFSPROC4_CLNT_LOCK, | |
492 | NFSPROC4_CLNT_LOCKT, | |
493 | NFSPROC4_CLNT_LOCKU, | |
494 | NFSPROC4_CLNT_ACCESS, | |
495 | NFSPROC4_CLNT_GETATTR, | |
496 | NFSPROC4_CLNT_LOOKUP, | |
497 | NFSPROC4_CLNT_LOOKUP_ROOT, | |
498 | NFSPROC4_CLNT_REMOVE, | |
499 | NFSPROC4_CLNT_RENAME, | |
500 | NFSPROC4_CLNT_LINK, | |
501 | NFSPROC4_CLNT_SYMLINK, | |
502 | NFSPROC4_CLNT_CREATE, | |
503 | NFSPROC4_CLNT_PATHCONF, | |
504 | NFSPROC4_CLNT_STATFS, | |
505 | NFSPROC4_CLNT_READLINK, | |
506 | NFSPROC4_CLNT_READDIR, | |
507 | NFSPROC4_CLNT_SERVER_CAPS, | |
508 | NFSPROC4_CLNT_DELEGRETURN, | |
029d105e | 509 | NFSPROC4_CLNT_GETACL, |
23ec6965 | 510 | NFSPROC4_CLNT_SETACL, |
683b57b4 | 511 | NFSPROC4_CLNT_FS_LOCATIONS, |
d3c7b7cc | 512 | NFSPROC4_CLNT_RELEASE_LOCKOWNER, |
5a5ea0d4 | 513 | NFSPROC4_CLNT_SECINFO, |
44c99933 | 514 | NFSPROC4_CLNT_FSID_PRESENT, |
18df1884 | 515 | |
18df1884 BH |
516 | NFSPROC4_CLNT_EXCHANGE_ID, |
517 | NFSPROC4_CLNT_CREATE_SESSION, | |
518 | NFSPROC4_CLNT_DESTROY_SESSION, | |
519 | NFSPROC4_CLNT_SEQUENCE, | |
520 | NFSPROC4_CLNT_GET_LEASE_TIME, | |
18019753 | 521 | NFSPROC4_CLNT_RECLAIM_COMPLETE, |
b1f69b75 AA |
522 | NFSPROC4_CLNT_LAYOUTGET, |
523 | NFSPROC4_CLNT_GETDEVICEINFO, | |
863a3c6c | 524 | NFSPROC4_CLNT_LAYOUTCOMMIT, |
cbe82603 | 525 | NFSPROC4_CLNT_LAYOUTRETURN, |
fca78d6d | 526 | NFSPROC4_CLNT_SECINFO_NO_NAME, |
7d974794 | 527 | NFSPROC4_CLNT_TEST_STATEID, |
9aeda35f | 528 | NFSPROC4_CLNT_FREE_STATEID, |
7f11d8d3 | 529 | NFSPROC4_CLNT_GETDEVICELIST, |
ad24ecfb | 530 | NFSPROC4_CLNT_BIND_CONN_TO_SESSION, |
66245539 | 531 | NFSPROC4_CLNT_DESTROY_CLIENTID, |
1c6dcbe5 | 532 | |
1c6dcbe5 | 533 | NFSPROC4_CLNT_SEEK, |
f4ac1674 | 534 | NFSPROC4_CLNT_ALLOCATE, |
624bd5b7 | 535 | NFSPROC4_CLNT_DEALLOCATE, |
be3a5d23 | 536 | NFSPROC4_CLNT_LAYOUTSTATS, |
36022770 | 537 | NFSPROC4_CLNT_CLONE, |
2e72448b | 538 | NFSPROC4_CLNT_COPY, |
cb95deea | 539 | NFSPROC4_CLNT_OFFLOAD_CANCEL, |
8634ef5e TM |
540 | |
541 | NFSPROC4_CLNT_LOOKUPP, | |
3eb86093 | 542 | NFSPROC4_CLNT_LAYOUTERROR, |
634d811c TM |
543 | |
544 | NFSPROC4_CLNT_COPY_NOTIFY, | |
18df1884 BH |
545 | }; |
546 | ||
547 | /* nfs41 types */ | |
548 | struct nfs4_sessionid { | |
549 | unsigned char data[NFS4_MAX_SESSIONID_LEN]; | |
550 | }; | |
551 | ||
552 | /* Create Session Flags */ | |
a62573dc MJ |
553 | #define SESSION4_PERSIST 0x001 |
554 | #define SESSION4_BACK_CHAN 0x002 | |
555 | #define SESSION4_RDMA 0x004 | |
556 | ||
557 | #define SESSION4_FLAG_MASK_A 0x007 | |
18df1884 BH |
558 | |
559 | enum state_protect_how4 { | |
560 | SP4_NONE = 0, | |
561 | SP4_MACH_CRED = 1, | |
562 | SP4_SSV = 2 | |
1da177e4 LT |
563 | }; |
564 | ||
c772567d DH |
565 | enum pnfs_layouttype { |
566 | LAYOUT_NFSV4_1_FILES = 1, | |
567 | LAYOUT_OSD2_OBJECTS = 2, | |
568 | LAYOUT_BLOCK_VOLUME = 3, | |
d67ae825 | 569 | LAYOUT_FLEX_FILES = 4, |
40cf446b | 570 | LAYOUT_SCSI = 5, |
6cae0a46 | 571 | LAYOUT_TYPE_MAX |
c772567d DH |
572 | }; |
573 | ||
574 | /* used for both layout return and recall */ | |
575 | enum pnfs_layoutreturn_type { | |
576 | RETURN_FILE = 1, | |
577 | RETURN_FSID = 2, | |
578 | RETURN_ALL = 3 | |
579 | }; | |
580 | ||
581 | enum pnfs_iomode { | |
582 | IOMODE_READ = 1, | |
583 | IOMODE_RW = 2, | |
584 | IOMODE_ANY = 3, | |
585 | }; | |
586 | ||
587 | enum pnfs_notify_deviceid_type4 { | |
588 | NOTIFY_DEVICEID4_CHANGE = 1 << 1, | |
589 | NOTIFY_DEVICEID4_DELETE = 1 << 2, | |
590 | }; | |
591 | ||
8bb28975 CH |
592 | enum pnfs_block_volume_type { |
593 | PNFS_BLOCK_VOLUME_SIMPLE = 0, | |
594 | PNFS_BLOCK_VOLUME_SLICE = 1, | |
595 | PNFS_BLOCK_VOLUME_CONCAT = 2, | |
596 | PNFS_BLOCK_VOLUME_STRIPE = 3, | |
40cf446b | 597 | PNFS_BLOCK_VOLUME_SCSI = 4, |
8bb28975 CH |
598 | }; |
599 | ||
600 | enum pnfs_block_extent_state { | |
601 | PNFS_BLOCK_READWRITE_DATA = 0, | |
602 | PNFS_BLOCK_READ_DATA = 1, | |
603 | PNFS_BLOCK_INVALID_DATA = 2, | |
604 | PNFS_BLOCK_NONE_DATA = 3, | |
605 | }; | |
606 | ||
607 | /* on the wire size of a block layout extent */ | |
608 | #define PNFS_BLOCK_EXTENT_SIZE \ | |
609 | (7 * sizeof(__be32) + NFS4_DEVICEID4_SIZE) | |
610 | ||
40cf446b CH |
611 | /* on the wire size of a scsi commit range */ |
612 | #define PNFS_SCSI_RANGE_SIZE \ | |
613 | (4 * sizeof(__be32)) | |
614 | ||
615 | enum scsi_code_set { | |
616 | PS_CODE_SET_BINARY = 1, | |
617 | PS_CODE_SET_ASCII = 2, | |
618 | PS_CODE_SET_UTF8 = 3 | |
619 | }; | |
620 | ||
621 | enum scsi_designator_type { | |
622 | PS_DESIGNATOR_T10 = 1, | |
623 | PS_DESIGNATOR_EUI64 = 2, | |
624 | PS_DESIGNATOR_NAA = 3, | |
625 | PS_DESIGNATOR_NAME = 8 | |
626 | }; | |
627 | ||
c772567d DH |
628 | #define NFL4_UFLG_MASK 0x0000003F |
629 | #define NFL4_UFLG_DENSE 0x00000001 | |
630 | #define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 | |
631 | #define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0 | |
632 | ||
633 | /* Encoded in the loh_body field of type layouthint4 */ | |
634 | enum filelayout_hint_care4 { | |
635 | NFLH4_CARE_DENSE = NFL4_UFLG_DENSE, | |
636 | NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS, | |
637 | NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040, | |
638 | NFLH4_CARE_STRIPE_COUNT = 0x00000080 | |
639 | }; | |
640 | ||
641 | #define NFS4_DEVICEID4_SIZE 16 | |
642 | ||
643 | struct nfs4_deviceid { | |
644 | char data[NFS4_DEVICEID4_SIZE]; | |
645 | }; | |
646 | ||
24bab491 AS |
647 | enum data_content4 { |
648 | NFS4_CONTENT_DATA = 0, | |
649 | NFS4_CONTENT_HOLE = 1, | |
650 | }; | |
651 | ||
9a4bf31d JL |
652 | enum pnfs_update_layout_reason { |
653 | PNFS_UPDATE_LAYOUT_UNKNOWN = 0, | |
654 | PNFS_UPDATE_LAYOUT_NO_PNFS, | |
655 | PNFS_UPDATE_LAYOUT_RD_ZEROLEN, | |
656 | PNFS_UPDATE_LAYOUT_MDSTHRESH, | |
657 | PNFS_UPDATE_LAYOUT_NOMEM, | |
658 | PNFS_UPDATE_LAYOUT_BULK_RECALL, | |
659 | PNFS_UPDATE_LAYOUT_IO_TEST_FAIL, | |
660 | PNFS_UPDATE_LAYOUT_FOUND_CACHED, | |
661 | PNFS_UPDATE_LAYOUT_RETURN, | |
183d9e7b | 662 | PNFS_UPDATE_LAYOUT_RETRY, |
9a4bf31d | 663 | PNFS_UPDATE_LAYOUT_BLOCKED, |
183d9e7b | 664 | PNFS_UPDATE_LAYOUT_INVALID_OPEN, |
9a4bf31d | 665 | PNFS_UPDATE_LAYOUT_SEND_LAYOUTGET, |
d5b9216f | 666 | PNFS_UPDATE_LAYOUT_EXIT, |
9a4bf31d JL |
667 | }; |
668 | ||
1adf0c5a AE |
669 | #define NFS4_OP_MAP_NUM_LONGS \ |
670 | DIV_ROUND_UP(LAST_NFS4_OP, 8 * sizeof(unsigned long)) | |
671 | #define NFS4_OP_MAP_NUM_WORDS \ | |
672 | (NFS4_OP_MAP_NUM_LONGS * sizeof(unsigned long) / sizeof(u32)) | |
673 | struct nfs4_op_map { | |
674 | union { | |
675 | unsigned long longs[NFS4_OP_MAP_NUM_LONGS]; | |
676 | u32 words[NFS4_OP_MAP_NUM_WORDS]; | |
677 | } u; | |
678 | }; | |
679 | ||
f9bdad8c OK |
680 | struct nfs42_netaddr { |
681 | char netid[RPCBIND_MAXNETIDLEN]; | |
682 | char addr[RPCBIND_MAXUADDRLEN + 1]; | |
683 | u32 netid_len; | |
684 | u32 addr_len; | |
685 | }; | |
686 | ||
687 | enum netloc_type4 { | |
688 | NL4_NAME = 1, | |
689 | NL4_URL = 2, | |
690 | NL4_NETADDR = 3, | |
691 | }; | |
692 | ||
693 | struct nl4_server { | |
694 | enum netloc_type4 nl4_type; | |
695 | union { | |
696 | struct { /* NL4_NAME, NL4_URL */ | |
697 | int nl4_str_sz; | |
698 | char nl4_str[NFS4_OPAQUE_LIMIT + 1]; | |
699 | }; | |
700 | struct nfs42_netaddr nl4_addr; /* NL4_NETADDR */ | |
701 | } u; | |
702 | }; | |
1da177e4 | 703 | #endif |