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 (at) umich.edu> 10 * Andy Adamson <andros (at) 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 2 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 45 #define NFS4_SHARE_ACCESS_MASK 0x000F 46 #define NFS4_SHARE_ACCESS_READ 0x0001 47 #define NFS4_SHARE_ACCESS_WRITE 0x0002 48 #define NFS4_SHARE_ACCESS_BOTH 0x0003 49 #define NFS4_SHARE_DENY_READ 0x0001 50 #define NFS4_SHARE_DENY_WRITE 0x0002 51 #define NFS4_SHARE_DENY_BOTH 0x0003 52 53 /* nfs41 */ 54 #define NFS4_SHARE_WANT_MASK 0xFF00 55 #define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000 56 #define NFS4_SHARE_WANT_READ_DELEG 0x0100 57 #define NFS4_SHARE_WANT_WRITE_DELEG 0x0200 58 #define NFS4_SHARE_WANT_ANY_DELEG 0x0300 59 #define NFS4_SHARE_WANT_NO_DELEG 0x0400 60 #define NFS4_SHARE_WANT_CANCEL 0x0500 61 62 #define NFS4_SHARE_WHEN_MASK 0xF0000 63 #define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000 64 #define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000 65 66 #define NFS4_CDFC4_FORE 0x1 67 #define NFS4_CDFC4_BACK 0x2 68 #define NFS4_CDFC4_BOTH 0x3 69 #define NFS4_CDFC4_FORE_OR_BOTH 0x3 70 #define NFS4_CDFC4_BACK_OR_BOTH 0x7 71 72 #define NFS4_CDFS4_FORE 0x1 73 #define NFS4_CDFS4_BACK 0x2 74 #define NFS4_CDFS4_BOTH 0x3 75 76 #define NFS4_SET_TO_SERVER_TIME 0 77 #define NFS4_SET_TO_CLIENT_TIME 1 78 79 #define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0 80 #define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1 81 #define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2 82 #define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3 83 84 #define ACL4_SUPPORT_ALLOW_ACL 0x01 85 #define ACL4_SUPPORT_DENY_ACL 0x02 86 #define ACL4_SUPPORT_AUDIT_ACL 0x04 87 #define ACL4_SUPPORT_ALARM_ACL 0x08 88 89 #define NFS4_ACE_FILE_INHERIT_ACE 0x00000001 90 #define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002 91 #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004 92 #define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008 93 #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010 94 #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020 95 #define NFS4_ACE_IDENTIFIER_GROUP 0x00000040 96 97 #define NFS4_ACE_READ_DATA 0x00000001 98 #define NFS4_ACE_LIST_DIRECTORY 0x00000001 99 #define NFS4_ACE_WRITE_DATA 0x00000002 100 #define NFS4_ACE_ADD_FILE 0x00000002 101 #define NFS4_ACE_APPEND_DATA 0x00000004 102 #define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004 103 #define NFS4_ACE_READ_NAMED_ATTRS 0x00000008 104 #define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010 105 #define NFS4_ACE_EXECUTE 0x00000020 106 #define NFS4_ACE_DELETE_CHILD 0x00000040 107 #define NFS4_ACE_READ_ATTRIBUTES 0x00000080 108 #define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100 109 #define NFS4_ACE_DELETE 0x00010000 110 #define NFS4_ACE_READ_ACL 0x00020000 111 #define NFS4_ACE_WRITE_ACL 0x00040000 112 #define NFS4_ACE_WRITE_OWNER 0x00080000 113 #define NFS4_ACE_SYNCHRONIZE 0x00100000 114 #define NFS4_ACE_GENERIC_READ 0x00120081 115 #define NFS4_ACE_GENERIC_WRITE 0x00160106 116 #define NFS4_ACE_GENERIC_EXECUTE 0x001200A0 117 #define NFS4_ACE_MASK_ALL 0x001F01FF 118 119 #define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001 120 #define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002 121 #define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100 122 123 #define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000 124 #define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000 125 #define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000 126 #define EXCHGID4_FLAG_MASK_PNFS 0x00070000 127 128 #define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000 129 #define EXCHGID4_FLAG_CONFIRMED_R 0x80000000 130 /* 131 * Since the validity of these bits depends on whether 132 * they're set in the argument or response, have separate 133 * invalid flag masks for arg (_A) and resp (_R). 134 */ 135 #define EXCHGID4_FLAG_MASK_A 0x40070103 136 #define EXCHGID4_FLAG_MASK_R 0x80070103 137 138 #define SEQ4_STATUS_CB_PATH_DOWN 0x00000001 139 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002 140 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004 141 #define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008 142 #define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010 143 #define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020 144 #define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040 145 #define SEQ4_STATUS_LEASE_MOVED 0x00000080 146 #define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100 147 #define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200 148 #define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400 149 150 #define NFS4_SECINFO_STYLE4_CURRENT_FH 0 151 #define NFS4_SECINFO_STYLE4_PARENT 1 152 153 #define NFS4_MAX_UINT64 (~(__u64)0) 154 155 /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations. 156 * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly. 157 */ 158 #define NFS4_MAX_OPS 8 159 160 /* Our NFS4 client back channel server only wants the cb_sequene and the 161 * actual operation per compound 162 */ 163 #define NFS4_MAX_BACK_CHANNEL_OPS 2 164 165 enum nfs4_acl_whotype { 166 NFS4_ACL_WHO_NAMED = 0, 167 NFS4_ACL_WHO_OWNER, 168 NFS4_ACL_WHO_GROUP, 169 NFS4_ACL_WHO_EVERYONE, 170 }; 171 172 #endif /* _UAPI_LINUX_NFS4_H */ 173 174 /* 175 * Local variables: 176 * c-basic-offset: 8 177 * End: 178 */ 179
