xref: /aosp_15_r20/external/kernel-headers/original/uapi/linux/nfs4.h (revision f80ad8b4341604f5951dab671d41019a6d7087ce)
1*f80ad8b4SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*f80ad8b4SAndroid Build Coastguard Worker /*
3*f80ad8b4SAndroid Build Coastguard Worker  *  include/linux/nfs4.h
4*f80ad8b4SAndroid Build Coastguard Worker  *
5*f80ad8b4SAndroid Build Coastguard Worker  *  NFSv4 protocol definitions.
6*f80ad8b4SAndroid Build Coastguard Worker  *
7*f80ad8b4SAndroid Build Coastguard Worker  *  Copyright (c) 2002 The Regents of the University of Michigan.
8*f80ad8b4SAndroid Build Coastguard Worker  *  All rights reserved.
9*f80ad8b4SAndroid Build Coastguard Worker  *
10*f80ad8b4SAndroid Build Coastguard Worker  *  Kendrick Smith <[email protected]>
11*f80ad8b4SAndroid Build Coastguard Worker  *  Andy Adamson   <[email protected]>
12*f80ad8b4SAndroid Build Coastguard Worker  */
13*f80ad8b4SAndroid Build Coastguard Worker 
14*f80ad8b4SAndroid Build Coastguard Worker #ifndef _UAPI_LINUX_NFS4_H
15*f80ad8b4SAndroid Build Coastguard Worker #define _UAPI_LINUX_NFS4_H
16*f80ad8b4SAndroid Build Coastguard Worker 
17*f80ad8b4SAndroid Build Coastguard Worker #include <linux/types.h>
18*f80ad8b4SAndroid Build Coastguard Worker 
19*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_BITMAP_SIZE	3
20*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_VERIFIER_SIZE	8
21*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_STATEID_SEQID_SIZE 4
22*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_STATEID_OTHER_SIZE 12
23*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_STATEID_SIZE	(NFS4_STATEID_SEQID_SIZE + NFS4_STATEID_OTHER_SIZE)
24*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_FHSIZE		128
25*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_MAXPATHLEN		PATH_MAX
26*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_MAXNAMLEN		NAME_MAX
27*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_OPAQUE_LIMIT	1024
28*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_MAX_SESSIONID_LEN	16
29*f80ad8b4SAndroid Build Coastguard Worker 
30*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_READ        0x0001
31*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_LOOKUP      0x0002
32*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_MODIFY      0x0004
33*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_EXTEND      0x0008
34*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_DELETE      0x0010
35*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_EXECUTE     0x0020
36*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_XAREAD      0x0040
37*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_XAWRITE     0x0080
38*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACCESS_XALIST      0x0100
39*f80ad8b4SAndroid Build Coastguard Worker 
40*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_FH_PERSISTENT		0x0000
41*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_FH_NOEXPIRE_WITH_OPEN	0x0001
42*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_FH_VOLATILE_ANY		0x0002
43*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_FH_VOL_MIGRATION		0x0004
44*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_FH_VOL_RENAME		0x0008
45*f80ad8b4SAndroid Build Coastguard Worker 
46*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_OPEN_RESULT_CONFIRM		0x0002
47*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX		0x0004
48*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_OPEN_RESULT_PRESERVE_UNLINKED	0x0008
49*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_OPEN_RESULT_NO_OPEN_STATEID	0x0010
50*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK	0x0020
51*f80ad8b4SAndroid Build Coastguard Worker 
52*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_ACCESS_MASK	0x000F
53*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_ACCESS_READ	0x0001
54*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_ACCESS_WRITE	0x0002
55*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_ACCESS_BOTH	0x0003
56*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_DENY_READ	0x0001
57*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_DENY_WRITE	0x0002
58*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_DENY_BOTH	0x0003
59*f80ad8b4SAndroid Build Coastguard Worker 
60*f80ad8b4SAndroid Build Coastguard Worker /* nfs41 */
61*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_MASK		0xFF00
62*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_NO_PREFERENCE	0x0000
63*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_READ_DELEG	0x0100
64*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_WRITE_DELEG	0x0200
65*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_ANY_DELEG	0x0300
66*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_NO_DELEG	0x0400
67*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_CANCEL		0x0500
68*f80ad8b4SAndroid Build Coastguard Worker 
69*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WHEN_MASK		0xF0000
70*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL	0x10000
71*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED		0x20000
72*f80ad8b4SAndroid Build Coastguard Worker 
73*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_DELEG_TIMESTAMPS		0x100000
74*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SHARE_WANT_OPEN_XOR_DELEGATION		0x200000
75*f80ad8b4SAndroid Build Coastguard Worker 
76*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFC4_FORE	0x1
77*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFC4_BACK 0x2
78*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFC4_BOTH 0x3
79*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFC4_FORE_OR_BOTH 0x3
80*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFC4_BACK_OR_BOTH 0x7
81*f80ad8b4SAndroid Build Coastguard Worker 
82*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFS4_FORE 0x1
83*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFS4_BACK 0x2
84*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_CDFS4_BOTH 0x3
85*f80ad8b4SAndroid Build Coastguard Worker 
86*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SET_TO_SERVER_TIME	0
87*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SET_TO_CLIENT_TIME	1
88*f80ad8b4SAndroid Build Coastguard Worker 
89*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0
90*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_ACCESS_DENIED_ACE_TYPE  1
91*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE   2
92*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE   3
93*f80ad8b4SAndroid Build Coastguard Worker 
94*f80ad8b4SAndroid Build Coastguard Worker #define ACL4_SUPPORT_ALLOW_ACL 0x01
95*f80ad8b4SAndroid Build Coastguard Worker #define ACL4_SUPPORT_DENY_ACL  0x02
96*f80ad8b4SAndroid Build Coastguard Worker #define ACL4_SUPPORT_AUDIT_ACL 0x04
97*f80ad8b4SAndroid Build Coastguard Worker #define ACL4_SUPPORT_ALARM_ACL 0x08
98*f80ad8b4SAndroid Build Coastguard Worker 
99*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACL_AUTO_INHERIT 0x00000001
100*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACL_PROTECTED    0x00000002
101*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACL_DEFAULTED    0x00000004
102*f80ad8b4SAndroid Build Coastguard Worker 
103*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_FILE_INHERIT_ACE             0x00000001
104*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_DIRECTORY_INHERIT_ACE        0x00000002
105*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE     0x00000004
106*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_INHERIT_ONLY_ACE             0x00000008
107*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG   0x00000010
108*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG       0x00000020
109*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_IDENTIFIER_GROUP             0x00000040
110*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_INHERITED_ACE                0x00000080
111*f80ad8b4SAndroid Build Coastguard Worker 
112*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_READ_DATA                    0x00000001
113*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_LIST_DIRECTORY               0x00000001
114*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_DATA                   0x00000002
115*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_ADD_FILE                     0x00000002
116*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_APPEND_DATA                  0x00000004
117*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_ADD_SUBDIRECTORY             0x00000004
118*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_READ_NAMED_ATTRS             0x00000008
119*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_NAMED_ATTRS            0x00000010
120*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_EXECUTE                      0x00000020
121*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_DELETE_CHILD                 0x00000040
122*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_READ_ATTRIBUTES              0x00000080
123*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_ATTRIBUTES             0x00000100
124*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_RETENTION              0x00000200
125*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_RETENTION_HOLD         0x00000400
126*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_DELETE                       0x00010000
127*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_READ_ACL                     0x00020000
128*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_ACL                    0x00040000
129*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_WRITE_OWNER                  0x00080000
130*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_SYNCHRONIZE                  0x00100000
131*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_GENERIC_READ                 0x00120081
132*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_GENERIC_WRITE                0x00160106
133*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_GENERIC_EXECUTE              0x001200A0
134*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_ACE_MASK_ALL                     0x001F01FF
135*f80ad8b4SAndroid Build Coastguard Worker 
136*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_SUPP_MOVED_REFER		0x00000001
137*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_SUPP_MOVED_MIGR		0x00000002
138*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_BIND_PRINC_STATEID	0x00000100
139*f80ad8b4SAndroid Build Coastguard Worker 
140*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_USE_NON_PNFS		0x00010000
141*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_USE_PNFS_MDS		0x00020000
142*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_USE_PNFS_DS		0x00040000
143*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_MASK_PNFS			0x00070000
144*f80ad8b4SAndroid Build Coastguard Worker 
145*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A	0x40000000
146*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_CONFIRMED_R		0x80000000
147*f80ad8b4SAndroid Build Coastguard Worker 
148*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_SUPP_FENCE_OPS		0x00000004
149*f80ad8b4SAndroid Build Coastguard Worker /*
150*f80ad8b4SAndroid Build Coastguard Worker  * Since the validity of these bits depends on whether
151*f80ad8b4SAndroid Build Coastguard Worker  * they're set in the argument or response, have separate
152*f80ad8b4SAndroid Build Coastguard Worker  * invalid flag masks for arg (_A) and resp (_R).
153*f80ad8b4SAndroid Build Coastguard Worker  */
154*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_MASK_A			0x40070103
155*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_FLAG_MASK_R			0x80070103
156*f80ad8b4SAndroid Build Coastguard Worker #define EXCHGID4_2_FLAG_MASK_R			0x80070107
157*f80ad8b4SAndroid Build Coastguard Worker 
158*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_CB_PATH_DOWN		0x00000001
159*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING	0x00000002
160*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED	0x00000004
161*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED	0x00000008
162*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED	0x00000010
163*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_ADMIN_STATE_REVOKED		0x00000020
164*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_RECALLABLE_STATE_REVOKED	0x00000040
165*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_LEASE_MOVED			0x00000080
166*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_RESTART_RECLAIM_NEEDED	0x00000100
167*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_CB_PATH_DOWN_SESSION	0x00000200
168*f80ad8b4SAndroid Build Coastguard Worker #define SEQ4_STATUS_BACKCHANNEL_FAULT		0x00000400
169*f80ad8b4SAndroid Build Coastguard Worker 
170*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SECINFO_STYLE4_CURRENT_FH	0
171*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_SECINFO_STYLE4_PARENT	1
172*f80ad8b4SAndroid Build Coastguard Worker 
173*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_MAX_UINT64	(~(__u64)0)
174*f80ad8b4SAndroid Build Coastguard Worker 
175*f80ad8b4SAndroid Build Coastguard Worker /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations.
176*f80ad8b4SAndroid Build Coastguard Worker  * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly.
177*f80ad8b4SAndroid Build Coastguard Worker  */
178*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_MAX_OPS   8
179*f80ad8b4SAndroid Build Coastguard Worker 
180*f80ad8b4SAndroid Build Coastguard Worker /* Our NFS4 client back channel server only wants the cb_sequene and the
181*f80ad8b4SAndroid Build Coastguard Worker  * actual operation per compound
182*f80ad8b4SAndroid Build Coastguard Worker  */
183*f80ad8b4SAndroid Build Coastguard Worker #define NFS4_MAX_BACK_CHANNEL_OPS 2
184*f80ad8b4SAndroid Build Coastguard Worker 
185*f80ad8b4SAndroid Build Coastguard Worker #endif /* _UAPI_LINUX_NFS4_H */
186