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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 | */ | |
12 | ||
13 | #ifndef _LINUX_NFS4_H | |
14 | #define _LINUX_NFS4_H | |
15 | ||
16 | #include <linux/types.h> | |
17 | ||
18 | #define NFS4_VERIFIER_SIZE 8 | |
19 | #define NFS4_FHSIZE 128 | |
20 | #define NFS4_MAXPATHLEN PATH_MAX | |
21 | #define NFS4_MAXNAMLEN NAME_MAX | |
22 | ||
23 | #define NFS4_ACCESS_READ 0x0001 | |
24 | #define NFS4_ACCESS_LOOKUP 0x0002 | |
25 | #define NFS4_ACCESS_MODIFY 0x0004 | |
26 | #define NFS4_ACCESS_EXTEND 0x0008 | |
27 | #define NFS4_ACCESS_DELETE 0x0010 | |
28 | #define NFS4_ACCESS_EXECUTE 0x0020 | |
29 | ||
30 | #define NFS4_FH_PERSISTENT 0x0000 | |
31 | #define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001 | |
32 | #define NFS4_FH_VOLATILE_ANY 0x0002 | |
33 | #define NFS4_FH_VOL_MIGRATION 0x0004 | |
34 | #define NFS4_FH_VOL_RENAME 0x0008 | |
35 | ||
36 | #define NFS4_OPEN_RESULT_CONFIRM 0x0002 | |
37 | #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004 | |
38 | ||
39 | #define NFS4_SHARE_ACCESS_READ 0x0001 | |
40 | #define NFS4_SHARE_ACCESS_WRITE 0x0002 | |
41 | #define NFS4_SHARE_ACCESS_BOTH 0x0003 | |
42 | #define NFS4_SHARE_DENY_READ 0x0001 | |
43 | #define NFS4_SHARE_DENY_WRITE 0x0002 | |
44 | #define NFS4_SHARE_DENY_BOTH 0x0003 | |
45 | ||
46 | #define NFS4_SET_TO_SERVER_TIME 0 | |
47 | #define NFS4_SET_TO_CLIENT_TIME 1 | |
48 | ||
49 | #define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0 | |
50 | #define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1 | |
51 | #define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2 | |
52 | #define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3 | |
53 | ||
54 | #define ACL4_SUPPORT_ALLOW_ACL 0x01 | |
55 | #define ACL4_SUPPORT_DENY_ACL 0x02 | |
56 | #define ACL4_SUPPORT_AUDIT_ACL 0x04 | |
57 | #define ACL4_SUPPORT_ALARM_ACL 0x08 | |
58 | ||
59 | #define NFS4_ACE_FILE_INHERIT_ACE 0x00000001 | |
60 | #define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002 | |
61 | #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004 | |
62 | #define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008 | |
63 | #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010 | |
64 | #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020 | |
65 | #define NFS4_ACE_IDENTIFIER_GROUP 0x00000040 | |
66 | #define NFS4_ACE_OWNER 0x00000080 | |
67 | #define NFS4_ACE_GROUP 0x00000100 | |
68 | #define NFS4_ACE_EVERYONE 0x00000200 | |
69 | ||
70 | #define NFS4_ACE_READ_DATA 0x00000001 | |
71 | #define NFS4_ACE_LIST_DIRECTORY 0x00000001 | |
72 | #define NFS4_ACE_WRITE_DATA 0x00000002 | |
73 | #define NFS4_ACE_ADD_FILE 0x00000002 | |
74 | #define NFS4_ACE_APPEND_DATA 0x00000004 | |
75 | #define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004 | |
76 | #define NFS4_ACE_READ_NAMED_ATTRS 0x00000008 | |
77 | #define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010 | |
78 | #define NFS4_ACE_EXECUTE 0x00000020 | |
79 | #define NFS4_ACE_DELETE_CHILD 0x00000040 | |
80 | #define NFS4_ACE_READ_ATTRIBUTES 0x00000080 | |
81 | #define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100 | |
82 | #define NFS4_ACE_DELETE 0x00010000 | |
83 | #define NFS4_ACE_READ_ACL 0x00020000 | |
84 | #define NFS4_ACE_WRITE_ACL 0x00040000 | |
85 | #define NFS4_ACE_WRITE_OWNER 0x00080000 | |
86 | #define NFS4_ACE_SYNCHRONIZE 0x00100000 | |
87 | #define NFS4_ACE_GENERIC_READ 0x00120081 | |
88 | #define NFS4_ACE_GENERIC_WRITE 0x00160106 | |
89 | #define NFS4_ACE_GENERIC_EXECUTE 0x001200A0 | |
90 | #define NFS4_ACE_MASK_ALL 0x001F01FF | |
91 | ||
92 | enum nfs4_acl_whotype { | |
93 | NFS4_ACL_WHO_NAMED = 0, | |
94 | NFS4_ACL_WHO_OWNER, | |
95 | NFS4_ACL_WHO_GROUP, | |
96 | NFS4_ACL_WHO_EVERYONE, | |
97 | }; | |
98 | ||
99 | #ifdef __KERNEL__ | |
100 | #include <linux/list.h> | |
101 | ||
102 | struct nfs4_ace { | |
103 | uint32_t type; | |
104 | uint32_t flag; | |
105 | uint32_t access_mask; | |
106 | int whotype; | |
107 | uid_t who; | |
108 | struct list_head l_ace; | |
109 | }; | |
110 | ||
111 | struct nfs4_acl { | |
112 | uint32_t naces; | |
113 | struct list_head ace_head; | |
114 | }; | |
115 | ||
116 | typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; | |
117 | typedef struct { char data[16]; } nfs4_stateid; | |
118 | ||
119 | enum nfs_opnum4 { | |
120 | OP_ACCESS = 3, | |
121 | OP_CLOSE = 4, | |
122 | OP_COMMIT = 5, | |
123 | OP_CREATE = 6, | |
124 | OP_DELEGPURGE = 7, | |
125 | OP_DELEGRETURN = 8, | |
126 | OP_GETATTR = 9, | |
127 | OP_GETFH = 10, | |
128 | OP_LINK = 11, | |
129 | OP_LOCK = 12, | |
130 | OP_LOCKT = 13, | |
131 | OP_LOCKU = 14, | |
132 | OP_LOOKUP = 15, | |
133 | OP_LOOKUPP = 16, | |
134 | OP_NVERIFY = 17, | |
135 | OP_OPEN = 18, | |
136 | OP_OPENATTR = 19, | |
137 | OP_OPEN_CONFIRM = 20, | |
138 | OP_OPEN_DOWNGRADE = 21, | |
139 | OP_PUTFH = 22, | |
140 | OP_PUTPUBFH = 23, | |
141 | OP_PUTROOTFH = 24, | |
142 | OP_READ = 25, | |
143 | OP_READDIR = 26, | |
144 | OP_READLINK = 27, | |
145 | OP_REMOVE = 28, | |
146 | OP_RENAME = 29, | |
147 | OP_RENEW = 30, | |
148 | OP_RESTOREFH = 31, | |
149 | OP_SAVEFH = 32, | |
150 | OP_SECINFO = 33, | |
151 | OP_SETATTR = 34, | |
152 | OP_SETCLIENTID = 35, | |
153 | OP_SETCLIENTID_CONFIRM = 36, | |
154 | OP_VERIFY = 37, | |
155 | OP_WRITE = 38, | |
156 | OP_RELEASE_LOCKOWNER = 39, | |
157 | OP_ILLEGAL = 10044, | |
158 | }; | |
159 | ||
160 | /*Defining first and last NFS4 operations implemented. | |
161 | Needs to be updated if more operations are defined in future.*/ | |
162 | ||
163 | #define FIRST_NFS4_OP OP_ACCESS | |
164 | #define LAST_NFS4_OP OP_RELEASE_LOCKOWNER | |
165 | ||
166 | enum nfsstat4 { | |
167 | NFS4_OK = 0, | |
168 | NFS4ERR_PERM = 1, | |
169 | NFS4ERR_NOENT = 2, | |
170 | NFS4ERR_IO = 5, | |
171 | NFS4ERR_NXIO = 6, | |
172 | NFS4ERR_ACCESS = 13, | |
173 | NFS4ERR_EXIST = 17, | |
174 | NFS4ERR_XDEV = 18, | |
175 | /* Unused/reserved 19 */ | |
176 | NFS4ERR_NOTDIR = 20, | |
177 | NFS4ERR_ISDIR = 21, | |
178 | NFS4ERR_INVAL = 22, | |
179 | NFS4ERR_FBIG = 27, | |
180 | NFS4ERR_NOSPC = 28, | |
181 | NFS4ERR_ROFS = 30, | |
182 | NFS4ERR_MLINK = 31, | |
183 | NFS4ERR_NAMETOOLONG = 63, | |
184 | NFS4ERR_NOTEMPTY = 66, | |
185 | NFS4ERR_DQUOT = 69, | |
186 | NFS4ERR_STALE = 70, | |
187 | NFS4ERR_BADHANDLE = 10001, | |
188 | NFS4ERR_BAD_COOKIE = 10003, | |
189 | NFS4ERR_NOTSUPP = 10004, | |
190 | NFS4ERR_TOOSMALL = 10005, | |
191 | NFS4ERR_SERVERFAULT = 10006, | |
192 | NFS4ERR_BADTYPE = 10007, | |
193 | NFS4ERR_DELAY = 10008, | |
194 | NFS4ERR_SAME = 10009, | |
195 | NFS4ERR_DENIED = 10010, | |
196 | NFS4ERR_EXPIRED = 10011, | |
197 | NFS4ERR_LOCKED = 10012, | |
198 | NFS4ERR_GRACE = 10013, | |
199 | NFS4ERR_FHEXPIRED = 10014, | |
200 | NFS4ERR_SHARE_DENIED = 10015, | |
201 | NFS4ERR_WRONGSEC = 10016, | |
202 | NFS4ERR_CLID_INUSE = 10017, | |
203 | NFS4ERR_RESOURCE = 10018, | |
204 | NFS4ERR_MOVED = 10019, | |
205 | NFS4ERR_NOFILEHANDLE = 10020, | |
206 | NFS4ERR_MINOR_VERS_MISMATCH = 10021, | |
207 | NFS4ERR_STALE_CLIENTID = 10022, | |
208 | NFS4ERR_STALE_STATEID = 10023, | |
209 | NFS4ERR_OLD_STATEID = 10024, | |
210 | NFS4ERR_BAD_STATEID = 10025, | |
211 | NFS4ERR_BAD_SEQID = 10026, | |
212 | NFS4ERR_NOT_SAME = 10027, | |
213 | NFS4ERR_LOCK_RANGE = 10028, | |
214 | NFS4ERR_SYMLINK = 10029, | |
215 | NFS4ERR_RESTOREFH = 10030, | |
216 | NFS4ERR_LEASE_MOVED = 10031, | |
217 | NFS4ERR_ATTRNOTSUPP = 10032, | |
218 | NFS4ERR_NO_GRACE = 10033, | |
219 | NFS4ERR_RECLAIM_BAD = 10034, | |
220 | NFS4ERR_RECLAIM_CONFLICT = 10035, | |
221 | NFS4ERR_BADXDR = 10036, | |
222 | NFS4ERR_LOCKS_HELD = 10037, | |
223 | NFS4ERR_OPENMODE = 10038, | |
224 | NFS4ERR_BADOWNER = 10039, | |
225 | NFS4ERR_BADCHAR = 10040, | |
226 | NFS4ERR_BADNAME = 10041, | |
227 | NFS4ERR_BAD_RANGE = 10042, | |
228 | NFS4ERR_LOCK_NOTSUPP = 10043, | |
229 | NFS4ERR_OP_ILLEGAL = 10044, | |
230 | NFS4ERR_DEADLOCK = 10045, | |
231 | NFS4ERR_FILE_OPEN = 10046, | |
232 | NFS4ERR_ADMIN_REVOKED = 10047, | |
233 | NFS4ERR_CB_PATH_DOWN = 10048 | |
234 | }; | |
235 | ||
236 | /* | |
237 | * Note: NF4BAD is not actually part of the protocol; it is just used | |
238 | * internally by nfsd. | |
239 | */ | |
240 | enum nfs_ftype4 { | |
241 | NF4BAD = 0, | |
242 | NF4REG = 1, /* Regular File */ | |
243 | NF4DIR = 2, /* Directory */ | |
244 | NF4BLK = 3, /* Special File - block device */ | |
245 | NF4CHR = 4, /* Special File - character device */ | |
246 | NF4LNK = 5, /* Symbolic Link */ | |
247 | NF4SOCK = 6, /* Special File - socket */ | |
248 | NF4FIFO = 7, /* Special File - fifo */ | |
249 | NF4ATTRDIR = 8, /* Attribute Directory */ | |
250 | NF4NAMEDATTR = 9 /* Named Attribute */ | |
251 | }; | |
252 | ||
253 | enum open_claim_type4 { | |
254 | NFS4_OPEN_CLAIM_NULL = 0, | |
255 | NFS4_OPEN_CLAIM_PREVIOUS = 1, | |
256 | NFS4_OPEN_CLAIM_DELEGATE_CUR = 2, | |
257 | NFS4_OPEN_CLAIM_DELEGATE_PREV = 3 | |
258 | }; | |
259 | ||
260 | enum opentype4 { | |
261 | NFS4_OPEN_NOCREATE = 0, | |
262 | NFS4_OPEN_CREATE = 1 | |
263 | }; | |
264 | ||
265 | enum createmode4 { | |
266 | NFS4_CREATE_UNCHECKED = 0, | |
267 | NFS4_CREATE_GUARDED = 1, | |
268 | NFS4_CREATE_EXCLUSIVE = 2 | |
269 | }; | |
270 | ||
271 | enum limit_by4 { | |
272 | NFS4_LIMIT_SIZE = 1, | |
273 | NFS4_LIMIT_BLOCKS = 2 | |
274 | }; | |
275 | ||
276 | enum open_delegation_type4 { | |
277 | NFS4_OPEN_DELEGATE_NONE = 0, | |
278 | NFS4_OPEN_DELEGATE_READ = 1, | |
279 | NFS4_OPEN_DELEGATE_WRITE = 2 | |
280 | }; | |
281 | ||
282 | enum lock_type4 { | |
283 | NFS4_UNLOCK_LT = 0, | |
284 | NFS4_READ_LT = 1, | |
285 | NFS4_WRITE_LT = 2, | |
286 | NFS4_READW_LT = 3, | |
287 | NFS4_WRITEW_LT = 4 | |
288 | }; | |
289 | ||
290 | ||
291 | /* Mandatory Attributes */ | |
292 | #define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0) | |
293 | #define FATTR4_WORD0_TYPE (1UL << 1) | |
294 | #define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2) | |
295 | #define FATTR4_WORD0_CHANGE (1UL << 3) | |
296 | #define FATTR4_WORD0_SIZE (1UL << 4) | |
297 | #define FATTR4_WORD0_LINK_SUPPORT (1UL << 5) | |
298 | #define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6) | |
299 | #define FATTR4_WORD0_NAMED_ATTR (1UL << 7) | |
300 | #define FATTR4_WORD0_FSID (1UL << 8) | |
301 | #define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9) | |
302 | #define FATTR4_WORD0_LEASE_TIME (1UL << 10) | |
303 | #define FATTR4_WORD0_RDATTR_ERROR (1UL << 11) | |
304 | ||
305 | /* Recommended Attributes */ | |
306 | #define FATTR4_WORD0_ACL (1UL << 12) | |
307 | #define FATTR4_WORD0_ACLSUPPORT (1UL << 13) | |
308 | #define FATTR4_WORD0_ARCHIVE (1UL << 14) | |
309 | #define FATTR4_WORD0_CANSETTIME (1UL << 15) | |
310 | #define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16) | |
311 | #define FATTR4_WORD0_CASE_PRESERVING (1UL << 17) | |
312 | #define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18) | |
313 | #define FATTR4_WORD0_FILEHANDLE (1UL << 19) | |
314 | #define FATTR4_WORD0_FILEID (1UL << 20) | |
315 | #define FATTR4_WORD0_FILES_AVAIL (1UL << 21) | |
316 | #define FATTR4_WORD0_FILES_FREE (1UL << 22) | |
317 | #define FATTR4_WORD0_FILES_TOTAL (1UL << 23) | |
318 | #define FATTR4_WORD0_FS_LOCATIONS (1UL << 24) | |
319 | #define FATTR4_WORD0_HIDDEN (1UL << 25) | |
320 | #define FATTR4_WORD0_HOMOGENEOUS (1UL << 26) | |
321 | #define FATTR4_WORD0_MAXFILESIZE (1UL << 27) | |
322 | #define FATTR4_WORD0_MAXLINK (1UL << 28) | |
323 | #define FATTR4_WORD0_MAXNAME (1UL << 29) | |
324 | #define FATTR4_WORD0_MAXREAD (1UL << 30) | |
325 | #define FATTR4_WORD0_MAXWRITE (1UL << 31) | |
326 | #define FATTR4_WORD1_MIMETYPE (1UL << 0) | |
327 | #define FATTR4_WORD1_MODE (1UL << 1) | |
328 | #define FATTR4_WORD1_NO_TRUNC (1UL << 2) | |
329 | #define FATTR4_WORD1_NUMLINKS (1UL << 3) | |
330 | #define FATTR4_WORD1_OWNER (1UL << 4) | |
331 | #define FATTR4_WORD1_OWNER_GROUP (1UL << 5) | |
332 | #define FATTR4_WORD1_QUOTA_HARD (1UL << 6) | |
333 | #define FATTR4_WORD1_QUOTA_SOFT (1UL << 7) | |
334 | #define FATTR4_WORD1_QUOTA_USED (1UL << 8) | |
335 | #define FATTR4_WORD1_RAWDEV (1UL << 9) | |
336 | #define FATTR4_WORD1_SPACE_AVAIL (1UL << 10) | |
337 | #define FATTR4_WORD1_SPACE_FREE (1UL << 11) | |
338 | #define FATTR4_WORD1_SPACE_TOTAL (1UL << 12) | |
339 | #define FATTR4_WORD1_SPACE_USED (1UL << 13) | |
340 | #define FATTR4_WORD1_SYSTEM (1UL << 14) | |
341 | #define FATTR4_WORD1_TIME_ACCESS (1UL << 15) | |
342 | #define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16) | |
343 | #define FATTR4_WORD1_TIME_BACKUP (1UL << 17) | |
344 | #define FATTR4_WORD1_TIME_CREATE (1UL << 18) | |
345 | #define FATTR4_WORD1_TIME_DELTA (1UL << 19) | |
346 | #define FATTR4_WORD1_TIME_METADATA (1UL << 20) | |
347 | #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) | |
348 | #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) | |
349 | #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) | |
350 | ||
351 | #define NFSPROC4_NULL 0 | |
352 | #define NFSPROC4_COMPOUND 1 | |
353 | #define NFS4_MINOR_VERSION 0 | |
354 | #define NFS4_DEBUG 1 | |
355 | ||
356 | /* Index of predefined Linux client operations */ | |
357 | ||
358 | enum { | |
359 | NFSPROC4_CLNT_NULL = 0, /* Unused */ | |
360 | NFSPROC4_CLNT_READ, | |
361 | NFSPROC4_CLNT_WRITE, | |
362 | NFSPROC4_CLNT_COMMIT, | |
363 | NFSPROC4_CLNT_OPEN, | |
364 | NFSPROC4_CLNT_OPEN_CONFIRM, | |
365 | NFSPROC4_CLNT_OPEN_NOATTR, | |
366 | NFSPROC4_CLNT_OPEN_DOWNGRADE, | |
367 | NFSPROC4_CLNT_CLOSE, | |
368 | NFSPROC4_CLNT_SETATTR, | |
369 | NFSPROC4_CLNT_FSINFO, | |
370 | NFSPROC4_CLNT_RENEW, | |
371 | NFSPROC4_CLNT_SETCLIENTID, | |
372 | NFSPROC4_CLNT_SETCLIENTID_CONFIRM, | |
373 | NFSPROC4_CLNT_LOCK, | |
374 | NFSPROC4_CLNT_LOCKT, | |
375 | NFSPROC4_CLNT_LOCKU, | |
376 | NFSPROC4_CLNT_ACCESS, | |
377 | NFSPROC4_CLNT_GETATTR, | |
378 | NFSPROC4_CLNT_LOOKUP, | |
379 | NFSPROC4_CLNT_LOOKUP_ROOT, | |
380 | NFSPROC4_CLNT_REMOVE, | |
381 | NFSPROC4_CLNT_RENAME, | |
382 | NFSPROC4_CLNT_LINK, | |
383 | NFSPROC4_CLNT_SYMLINK, | |
384 | NFSPROC4_CLNT_CREATE, | |
385 | NFSPROC4_CLNT_PATHCONF, | |
386 | NFSPROC4_CLNT_STATFS, | |
387 | NFSPROC4_CLNT_READLINK, | |
388 | NFSPROC4_CLNT_READDIR, | |
389 | NFSPROC4_CLNT_SERVER_CAPS, | |
390 | NFSPROC4_CLNT_DELEGRETURN, | |
391 | NFSPROC4_CLNT_GETACL, | |
392 | NFSPROC4_CLNT_SETACL, | |
393 | NFSPROC4_CLNT_FS_LOCATIONS, | |
394 | }; | |
395 | ||
396 | #endif | |
397 | #endif | |
398 | ||
399 | /* | |
400 | * Local variables: | |
401 | * c-basic-offset: 8 | |
402 | * End: | |
403 | */ |