4 * NFSv4 protocol definitions.
6 * Copyright (c) 2002 The Regents of the University of Michigan.
9 * Kendrick Smith <kmsmith@umich.edu>
10 * Andy Adamson <andros@umich.edu>
16 #include <linux/types.h>
18 #define NFS4_VERIFIER_SIZE 8
19 #define NFS4_FHSIZE 128
20 #define NFS4_MAXPATHLEN PATH_MAX
21 #define NFS4_MAXNAMLEN NAME_MAX
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
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
36 #define NFS4_OPEN_RESULT_CONFIRM 0x0002
37 #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004
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
46 #define NFS4_SET_TO_SERVER_TIME 0
47 #define NFS4_SET_TO_CLIENT_TIME 1
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
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
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
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
92 enum nfs4_acl_whotype {
93 NFS4_ACL_WHO_NAMED = 0,
96 NFS4_ACL_WHO_EVERYONE,
100 #include <linux/list.h>
105 uint32_t access_mask;
108 struct list_head l_ace;
113 struct list_head ace_head;
116 typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier;
117 typedef struct { char data[16]; } nfs4_stateid;
137 OP_OPEN_CONFIRM = 20,
138 OP_OPEN_DOWNGRADE = 21,
153 OP_SETCLIENTID_CONFIRM = 36,
156 OP_RELEASE_LOCKOWNER = 39,
160 /*Defining first and last NFS4 operations implemented.
161 Needs to be updated if more operations are defined in future.*/
163 #define FIRST_NFS4_OP OP_ACCESS
164 #define LAST_NFS4_OP OP_RELEASE_LOCKOWNER
175 /* Unused/reserved 19 */
183 NFS4ERR_NAMETOOLONG = 63,
184 NFS4ERR_NOTEMPTY = 66,
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
237 * Note: NF4BAD is not actually part of the protocol; it is just used
238 * internally by nfsd.
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 */
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
261 NFS4_OPEN_NOCREATE = 0,
266 NFS4_CREATE_UNCHECKED = 0,
267 NFS4_CREATE_GUARDED = 1,
268 NFS4_CREATE_EXCLUSIVE = 2
273 NFS4_LIMIT_BLOCKS = 2
276 enum open_delegation_type4 {
277 NFS4_OPEN_DELEGATE_NONE = 0,
278 NFS4_OPEN_DELEGATE_READ = 1,
279 NFS4_OPEN_DELEGATE_WRITE = 2
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)
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)
351 #define NFSPROC4_NULL 0
352 #define NFSPROC4_COMPOUND 1
353 #define NFS4_MINOR_VERSION 0
356 /* Index of predefined Linux client operations */
359 NFSPROC4_CLNT_NULL = 0, /* Unused */
362 NFSPROC4_CLNT_COMMIT,
364 NFSPROC4_CLNT_OPEN_CONFIRM,
365 NFSPROC4_CLNT_OPEN_NOATTR,
366 NFSPROC4_CLNT_OPEN_DOWNGRADE,
368 NFSPROC4_CLNT_SETATTR,
369 NFSPROC4_CLNT_FSINFO,
371 NFSPROC4_CLNT_SETCLIENTID,
372 NFSPROC4_CLNT_SETCLIENTID_CONFIRM,
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,
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,