linux-headers (unknown)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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 */
13
14 #ifndef _LINUX_NFS4_H
15 #define _LINUX_NFS4_H
16
17 #include <linux/types.h>
18
19 #define NFS4_BITMAP_SIZE 3
20 #define NFS4_VERIFIER_SIZE 8
21 #define NFS4_STATEID_SEQID_SIZE 4
22 #define NFS4_STATEID_OTHER_SIZE 12
23 #define NFS4_STATEID_SIZE (NFS4_STATEID_SEQID_SIZE + NFS4_STATEID_OTHER_SIZE)
24 #define NFS4_FHSIZE 128
25 #define NFS4_MAXPATHLEN PATH_MAX
26 #define NFS4_MAXNAMLEN NAME_MAX
27 #define NFS4_OPAQUE_LIMIT 1024
28 #define NFS4_MAX_SESSIONID_LEN 16
29
30 #define NFS4_ACCESS_READ 0x0001
31 #define NFS4_ACCESS_LOOKUP 0x0002
32 #define NFS4_ACCESS_MODIFY 0x0004
33 #define NFS4_ACCESS_EXTEND 0x0008
34 #define NFS4_ACCESS_DELETE 0x0010
35 #define NFS4_ACCESS_EXECUTE 0x0020
36 #define NFS4_ACCESS_XAREAD 0x0040
37 #define NFS4_ACCESS_XAWRITE 0x0080
38 #define NFS4_ACCESS_XALIST 0x0100
39
40 #define NFS4_FH_PERSISTENT 0x0000
41 #define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001
42 #define NFS4_FH_VOLATILE_ANY 0x0002
43 #define NFS4_FH_VOL_MIGRATION 0x0004
44 #define NFS4_FH_VOL_RENAME 0x0008
45
46 #define NFS4_OPEN_RESULT_CONFIRM 0x0002
47 #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004
48 #define NFS4_OPEN_RESULT_PRESERVE_UNLINKED 0x0008
49 #define NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK 0x0020
50
51 #define NFS4_SHARE_ACCESS_MASK 0x000F
52 #define NFS4_SHARE_ACCESS_READ 0x0001
53 #define NFS4_SHARE_ACCESS_WRITE 0x0002
54 #define NFS4_SHARE_ACCESS_BOTH 0x0003
55 #define NFS4_SHARE_DENY_READ 0x0001
56 #define NFS4_SHARE_DENY_WRITE 0x0002
57 #define NFS4_SHARE_DENY_BOTH 0x0003
58
59 /* nfs41 */
60 #define NFS4_SHARE_WANT_MASK 0xFF00
61 #define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000
62 #define NFS4_SHARE_WANT_READ_DELEG 0x0100
63 #define NFS4_SHARE_WANT_WRITE_DELEG 0x0200
64 #define NFS4_SHARE_WANT_ANY_DELEG 0x0300
65 #define NFS4_SHARE_WANT_NO_DELEG 0x0400
66 #define NFS4_SHARE_WANT_CANCEL 0x0500
67
68 #define NFS4_SHARE_WHEN_MASK 0xF0000
69 #define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000
70 #define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000
71
72 #define NFS4_CDFC4_FORE 0x1
73 #define NFS4_CDFC4_BACK 0x2
74 #define NFS4_CDFC4_BOTH 0x3
75 #define NFS4_CDFC4_FORE_OR_BOTH 0x3
76 #define NFS4_CDFC4_BACK_OR_BOTH 0x7
77
78 #define NFS4_CDFS4_FORE 0x1
79 #define NFS4_CDFS4_BACK 0x2
80 #define NFS4_CDFS4_BOTH 0x3
81
82 #define NFS4_SET_TO_SERVER_TIME 0
83 #define NFS4_SET_TO_CLIENT_TIME 1
84
85 #define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0
86 #define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1
87 #define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2
88 #define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3
89
90 #define ACL4_SUPPORT_ALLOW_ACL 0x01
91 #define ACL4_SUPPORT_DENY_ACL 0x02
92 #define ACL4_SUPPORT_AUDIT_ACL 0x04
93 #define ACL4_SUPPORT_ALARM_ACL 0x08
94
95 #define NFS4_ACL_AUTO_INHERIT 0x00000001
96 #define NFS4_ACL_PROTECTED 0x00000002
97 #define NFS4_ACL_DEFAULTED 0x00000004
98
99 #define NFS4_ACE_FILE_INHERIT_ACE 0x00000001
100 #define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002
101 #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004
102 #define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008
103 #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010
104 #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020
105 #define NFS4_ACE_IDENTIFIER_GROUP 0x00000040
106 #define NFS4_ACE_INHERITED_ACE 0x00000080
107
108 #define NFS4_ACE_READ_DATA 0x00000001
109 #define NFS4_ACE_LIST_DIRECTORY 0x00000001
110 #define NFS4_ACE_WRITE_DATA 0x00000002
111 #define NFS4_ACE_ADD_FILE 0x00000002
112 #define NFS4_ACE_APPEND_DATA 0x00000004
113 #define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004
114 #define NFS4_ACE_READ_NAMED_ATTRS 0x00000008
115 #define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010
116 #define NFS4_ACE_EXECUTE 0x00000020
117 #define NFS4_ACE_DELETE_CHILD 0x00000040
118 #define NFS4_ACE_READ_ATTRIBUTES 0x00000080
119 #define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100
120 #define NFS4_ACE_WRITE_RETENTION 0x00000200
121 #define NFS4_ACE_WRITE_RETENTION_HOLD 0x00000400
122 #define NFS4_ACE_DELETE 0x00010000
123 #define NFS4_ACE_READ_ACL 0x00020000
124 #define NFS4_ACE_WRITE_ACL 0x00040000
125 #define NFS4_ACE_WRITE_OWNER 0x00080000
126 #define NFS4_ACE_SYNCHRONIZE 0x00100000
127 #define NFS4_ACE_GENERIC_READ 0x00120081
128 #define NFS4_ACE_GENERIC_WRITE 0x00160106
129 #define NFS4_ACE_GENERIC_EXECUTE 0x001200A0
130 #define NFS4_ACE_MASK_ALL 0x001F01FF
131
132 #define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001
133 #define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002
134 #define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100
135
136 #define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000
137 #define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000
138 #define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000
139 #define EXCHGID4_FLAG_MASK_PNFS 0x00070000
140
141 #define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000
142 #define EXCHGID4_FLAG_CONFIRMED_R 0x80000000
143
144 #define EXCHGID4_FLAG_SUPP_FENCE_OPS 0x00000004
145 /*
146 * Since the validity of these bits depends on whether
147 * they're set in the argument or response, have separate
148 * invalid flag masks for arg (_A) and resp (_R).
149 */
150 #define EXCHGID4_FLAG_MASK_A 0x40070103
151 #define EXCHGID4_FLAG_MASK_R 0x80070103
152 #define EXCHGID4_2_FLAG_MASK_R 0x80070107
153
154 #define SEQ4_STATUS_CB_PATH_DOWN 0x00000001
155 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002
156 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004
157 #define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008
158 #define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010
159 #define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020
160 #define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040
161 #define SEQ4_STATUS_LEASE_MOVED 0x00000080
162 #define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100
163 #define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200
164 #define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400
165
166 #define NFS4_SECINFO_STYLE4_CURRENT_FH 0
167 #define NFS4_SECINFO_STYLE4_PARENT 1
168
169 #define NFS4_MAX_UINT64 (~(__u64)0)
170
171 /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations.
172 * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly.
173 */
174 #define NFS4_MAX_OPS 8
175
176 /* Our NFS4 client back channel server only wants the cb_sequene and the
177 * actual operation per compound
178 */
179 #define NFS4_MAX_BACK_CHANNEL_OPS 2
180
181 #endif /* _LINUX_NFS4_H */
Browse
Usage
Versions