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 _LINUX_NFS4_H 14#define _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_SIZE 16 21#define NFS4_FHSIZE 128 22#define NFS4_MAXPATHLEN PATH_MAX 23#define NFS4_MAXNAMLEN NAME_MAX 24#define NFS4_OPAQUE_LIMIT 1024 25#define NFS4_MAX_SESSIONID_LEN 16 26 27#define NFS4_ACCESS_READ 0x0001 28#define NFS4_ACCESS_LOOKUP 0x0002 29#define NFS4_ACCESS_MODIFY 0x0004 30#define NFS4_ACCESS_EXTEND 0x0008 31#define NFS4_ACCESS_DELETE 0x0010 32#define NFS4_ACCESS_EXECUTE 0x0020 33 34#define NFS4_FH_PERSISTENT 0x0000 35#define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001 36#define NFS4_FH_VOLATILE_ANY 0x0002 37#define NFS4_FH_VOL_MIGRATION 0x0004 38#define NFS4_FH_VOL_RENAME 0x0008 39 40#define NFS4_OPEN_RESULT_CONFIRM 0x0002 41#define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004 42 43#define NFS4_SHARE_ACCESS_MASK 0x000F 44#define NFS4_SHARE_ACCESS_READ 0x0001 45#define NFS4_SHARE_ACCESS_WRITE 0x0002 46#define NFS4_SHARE_ACCESS_BOTH 0x0003 47#define NFS4_SHARE_DENY_READ 0x0001 48#define NFS4_SHARE_DENY_WRITE 0x0002 49#define NFS4_SHARE_DENY_BOTH 0x0003 50 51/* nfs41 */ 52#define NFS4_SHARE_WANT_MASK 0xFF00 53#define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000 54#define NFS4_SHARE_WANT_READ_DELEG 0x0100 55#define NFS4_SHARE_WANT_WRITE_DELEG 0x0200 56#define NFS4_SHARE_WANT_ANY_DELEG 0x0300 57#define NFS4_SHARE_WANT_NO_DELEG 0x0400 58#define NFS4_SHARE_WANT_CANCEL 0x0500 59 60#define NFS4_SHARE_WHEN_MASK 0xF0000 61#define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000 62#define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000 63 64#define NFS4_SET_TO_SERVER_TIME 0 65#define NFS4_SET_TO_CLIENT_TIME 1 66 67#define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0 68#define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1 69#define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2 70#define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3 71 72#define ACL4_SUPPORT_ALLOW_ACL 0x01 73#define ACL4_SUPPORT_DENY_ACL 0x02 74#define ACL4_SUPPORT_AUDIT_ACL 0x04 75#define ACL4_SUPPORT_ALARM_ACL 0x08 76 77#define NFS4_ACE_FILE_INHERIT_ACE 0x00000001 78#define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002 79#define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004 80#define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008 81#define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010 82#define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020 83#define NFS4_ACE_IDENTIFIER_GROUP 0x00000040 84 85#define NFS4_ACE_READ_DATA 0x00000001 86#define NFS4_ACE_LIST_DIRECTORY 0x00000001 87#define NFS4_ACE_WRITE_DATA 0x00000002 88#define NFS4_ACE_ADD_FILE 0x00000002 89#define NFS4_ACE_APPEND_DATA 0x00000004 90#define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004 91#define NFS4_ACE_READ_NAMED_ATTRS 0x00000008 92#define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010 93#define NFS4_ACE_EXECUTE 0x00000020 94#define NFS4_ACE_DELETE_CHILD 0x00000040 95#define NFS4_ACE_READ_ATTRIBUTES 0x00000080 96#define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100 97#define NFS4_ACE_DELETE 0x00010000 98#define NFS4_ACE_READ_ACL 0x00020000 99#define NFS4_ACE_WRITE_ACL 0x00040000 100#define NFS4_ACE_WRITE_OWNER 0x00080000 101#define NFS4_ACE_SYNCHRONIZE 0x00100000 102#define NFS4_ACE_GENERIC_READ 0x00120081 103#define NFS4_ACE_GENERIC_WRITE 0x00160106 104#define NFS4_ACE_GENERIC_EXECUTE 0x001200A0 105#define NFS4_ACE_MASK_ALL 0x001F01FF 106 107#define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001 108#define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002 109#define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000 110#define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000 111#define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000 112#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000 113#define EXCHGID4_FLAG_CONFIRMED_R 0x80000000 114/* 115 * Since the validity of these bits depends on whether 116 * they're set in the argument or response, have separate 117 * invalid flag masks for arg (_A) and resp (_R). 118 */ 119#define EXCHGID4_FLAG_MASK_A 0x40070003 120#define EXCHGID4_FLAG_MASK_R 0x80070003 121 122#define SEQ4_STATUS_CB_PATH_DOWN 0x00000001 123#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002 124#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004 125#define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008 126#define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010 127#define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020 128#define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040 129#define SEQ4_STATUS_LEASE_MOVED 0x00000080 130#define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100 131#define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200 132#define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400 133 134#define NFS4_MAX_UINT64 (~(u64)0) 135 136/* An NFS4 sessions server must support at least NFS4_MAX_OPS operations. 137 * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly. 138 */ 139#define NFS4_MAX_OPS 8 140 141/* Our NFS4 client back channel server only wants the cb_sequene and the 142 * actual operation per compound 143 */ 144#define NFS4_MAX_BACK_CHANNEL_OPS 2 145 146enum nfs4_acl_whotype { 147 NFS4_ACL_WHO_NAMED = 0, 148 NFS4_ACL_WHO_OWNER, 149 NFS4_ACL_WHO_GROUP, 150 NFS4_ACL_WHO_EVERYONE, 151}; 152 153#endif 154 155/* 156 * Local variables: 157 * c-basic-offset: 8 158 * End: 159 */ 160