summaryrefslogtreecommitdiff
path: root/include/uapi/linux/nfs4.h
blob: 800bb0ffa6e60df3645d6df620c09d697468bcc3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 *  include/linux/nfs4.h
 *
 *  NFSv4 protocol definitions.
 *
 *  Copyright (c) 2002 The Regents of the University of Michigan.
 *  All rights reserved.
 *
 *  Kendrick Smith <kmsmith@umich.edu>
 *  Andy Adamson   <andros@umich.edu>
 */

#ifndef _UAPI_LINUX_NFS4_H
#define _UAPI_LINUX_NFS4_H

#include <linux/types.h>

#define NFS4_BITMAP_SIZE	3
#define NFS4_VERIFIER_SIZE	8
#define NFS4_STATEID_SEQID_SIZE 4
#define NFS4_STATEID_OTHER_SIZE 12
#define NFS4_STATEID_SIZE	(NFS4_STATEID_SEQID_SIZE + NFS4_STATEID_OTHER_SIZE)
#define NFS4_FHSIZE		128
#define NFS4_MAXPATHLEN		PATH_MAX
#define NFS4_MAXNAMLEN		NAME_MAX
#define NFS4_OPAQUE_LIMIT	1024
#define NFS4_MAX_SESSIONID_LEN	16

#define NFS4_ACCESS_READ        0x0001
#define NFS4_ACCESS_LOOKUP      0x0002
#define NFS4_ACCESS_MODIFY      0x0004
#define NFS4_ACCESS_EXTEND      0x0008
#define NFS4_ACCESS_DELETE      0x0010
#define NFS4_ACCESS_EXECUTE     0x0020
#define NFS4_ACCESS_XAREAD      0x0040
#define NFS4_ACCESS_XAWRITE     0x0080
#define NFS4_ACCESS_XALIST      0x0100

#define NFS4_FH_PERSISTENT		0x0000
#define NFS4_FH_NOEXPIRE_WITH_OPEN	0x0001
#define NFS4_FH_VOLATILE_ANY		0x0002
#define NFS4_FH_VOL_MIGRATION		0x0004
#define NFS4_FH_VOL_RENAME		0x0008

#define NFS4_OPEN_RESULT_CONFIRM		0x0002
#define NFS4_OPEN_RESULT_LOCKTYPE_POSIX		0x0004
#define NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK	0x0020

#define NFS4_SHARE_ACCESS_MASK	0x000F
#define NFS4_SHARE_ACCESS_READ	0x0001
#define NFS4_SHARE_ACCESS_WRITE	0x0002
#define NFS4_SHARE_ACCESS_BOTH	0x0003
#define NFS4_SHARE_DENY_READ	0x0001
#define NFS4_SHARE_DENY_WRITE	0x0002
#define NFS4_SHARE_DENY_BOTH	0x0003

/* nfs41 */
#define NFS4_SHARE_WANT_MASK		0xFF00
#define NFS4_SHARE_WANT_NO_PREFERENCE	0x0000
#define NFS4_SHARE_WANT_READ_DELEG	0x0100
#define NFS4_SHARE_WANT_WRITE_DELEG	0x0200
#define NFS4_SHARE_WANT_ANY_DELEG	0x0300
#define NFS4_SHARE_WANT_NO_DELEG	0x0400
#define NFS4_SHARE_WANT_CANCEL		0x0500

#define NFS4_SHARE_WHEN_MASK		0xF0000
#define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL	0x10000
#define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED		0x20000

#define NFS4_CDFC4_FORE	0x1
#define NFS4_CDFC4_BACK 0x2
#define NFS4_CDFC4_BOTH 0x3
#define NFS4_CDFC4_FORE_OR_BOTH 0x3
#define NFS4_CDFC4_BACK_OR_BOTH 0x7

#define NFS4_CDFS4_FORE 0x1
#define NFS4_CDFS4_BACK 0x2
#define NFS4_CDFS4_BOTH 0x3

#define NFS4_SET_TO_SERVER_TIME	0
#define NFS4_SET_TO_CLIENT_TIME	1

#define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0
#define NFS4_ACE_ACCESS_DENIED_ACE_TYPE  1
#define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE   2
#define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE   3

#define ACL4_SUPPORT_ALLOW_ACL 0x01
#define ACL4_SUPPORT_DENY_ACL  0x02
#define ACL4_SUPPORT_AUDIT_ACL 0x04
#define ACL4_SUPPORT_ALARM_ACL 0x08

#define NFS4_ACL_AUTO_INHERIT 0x00000001
#define NFS4_ACL_PROTECTED    0x00000002
#define NFS4_ACL_DEFAULTED    0x00000004

#define NFS4_ACE_FILE_INHERIT_ACE             0x00000001
#define NFS4_ACE_DIRECTORY_INHERIT_ACE        0x00000002
#define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE     0x00000004
#define NFS4_ACE_INHERIT_ONLY_ACE             0x00000008
#define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG   0x00000010
#define NFS4_ACE_FAILED_ACCESS_ACE_FLAG       0x00000020
#define NFS4_ACE_IDENTIFIER_GROUP             0x00000040
#define NFS4_ACE_INHERITED_ACE                0x00000080

#define NFS4_ACE_READ_DATA                    0x00000001
#define NFS4_ACE_LIST_DIRECTORY               0x00000001
#define NFS4_ACE_WRITE_DATA                   0x00000002
#define NFS4_ACE_ADD_FILE                     0x00000002
#define NFS4_ACE_APPEND_DATA                  0x00000004
#define NFS4_ACE_ADD_SUBDIRECTORY             0x00000004
#define NFS4_ACE_READ_NAMED_ATTRS             0x00000008
#define NFS4_ACE_WRITE_NAMED_ATTRS            0x00000010
#define NFS4_ACE_EXECUTE                      0x00000020
#define NFS4_ACE_DELETE_CHILD                 0x00000040
#define NFS4_ACE_READ_ATTRIBUTES              0x00000080
#define NFS4_ACE_WRITE_ATTRIBUTES             0x00000100
#define NFS4_ACE_WRITE_RETENTION              0x00000200
#define NFS4_ACE_WRITE_RETENTION_HOLD         0x00000400
#define NFS4_ACE_DELETE                       0x00010000
#define NFS4_ACE_READ_ACL                     0x00020000
#define NFS4_ACE_WRITE_ACL                    0x00040000
#define NFS4_ACE_WRITE_OWNER                  0x00080000
#define NFS4_ACE_SYNCHRONIZE                  0x00100000
#define NFS4_ACE_GENERIC_READ                 0x00120081
#define NFS4_ACE_GENERIC_WRITE                0x00160106
#define NFS4_ACE_GENERIC_EXECUTE              0x001200A0
#define NFS4_ACE_MASK_ALL                     0x001F01FF

#define EXCHGID4_FLAG_SUPP_MOVED_REFER		0x00000001
#define EXCHGID4_FLAG_SUPP_MOVED_MIGR		0x00000002
#define EXCHGID4_FLAG_BIND_PRINC_STATEID	0x00000100

#define EXCHGID4_FLAG_USE_NON_PNFS		0x00010000
#define EXCHGID4_FLAG_USE_PNFS_MDS		0x00020000
#define EXCHGID4_FLAG_USE_PNFS_DS		0x00040000
#define EXCHGID4_FLAG_MASK_PNFS			0x00070000

#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A	0x40000000
#define EXCHGID4_FLAG_CONFIRMED_R		0x80000000

#define EXCHGID4_FLAG_SUPP_FENCE_OPS		0x00000004
/*
 * Since the validity of these bits depends on whether
 * they're set in the argument or response, have separate
 * invalid flag masks for arg (_A) and resp (_R).
 */
#define EXCHGID4_FLAG_MASK_A			0x40070103
#define EXCHGID4_FLAG_MASK_R			0x80070103
#define EXCHGID4_2_FLAG_MASK_R			0x80070107

#define SEQ4_STATUS_CB_PATH_DOWN		0x00000001
#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING	0x00000002
#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED	0x00000004
#define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED	0x00000008
#define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED	0x00000010
#define SEQ4_STATUS_ADMIN_STATE_REVOKED		0x00000020
#define SEQ4_STATUS_RECALLABLE_STATE_REVOKED	0x00000040
#define SEQ4_STATUS_LEASE_MOVED			0x00000080
#define SEQ4_STATUS_RESTART_RECLAIM_NEEDED	0x00000100
#define SEQ4_STATUS_CB_PATH_DOWN_SESSION	0x00000200
#define SEQ4_STATUS_BACKCHANNEL_FAULT		0x00000400

#define NFS4_SECINFO_STYLE4_CURRENT_FH	0
#define NFS4_SECINFO_STYLE4_PARENT	1

#define NFS4_MAX_UINT64	(~(__u64)0)

/* An NFS4 sessions server must support at least NFS4_MAX_OPS operations.
 * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly.
 */
#define NFS4_MAX_OPS   8

/* Our NFS4 client back channel server only wants the cb_sequene and the
 * actual operation per compound
 */
#define NFS4_MAX_BACK_CHANNEL_OPS 2

#endif /* _UAPI_LINUX_NFS4_H */