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