/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* include/linux/nfs4.h
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*
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* NFSv4 protocol definitions.
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*
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* Copyright (c) 2002 The Regents of the University of Michigan.
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* All rights reserved.
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*
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* Kendrick Smith <kmsmith@umich.edu>
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* Andy Adamson <andros@umich.edu>
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*/
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#ifndef _UAPI_LINUX_NFS4_H
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#define _UAPI_LINUX_NFS4_H
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#include <linux/types.h>
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#define NFS4_BITMAP_SIZE 3
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#define NFS4_VERIFIER_SIZE 8
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#define NFS4_STATEID_SEQID_SIZE 4
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#define NFS4_STATEID_OTHER_SIZE 12
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#define NFS4_STATEID_SIZE (NFS4_STATEID_SEQID_SIZE + NFS4_STATEID_OTHER_SIZE)
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#define NFS4_FHSIZE 128
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#define NFS4_MAXPATHLEN PATH_MAX
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#define NFS4_MAXNAMLEN NAME_MAX
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#define NFS4_OPAQUE_LIMIT 1024
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#define NFS4_MAX_SESSIONID_LEN 16
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#define NFS4_ACCESS_READ 0x0001
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#define NFS4_ACCESS_LOOKUP 0x0002
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#define NFS4_ACCESS_MODIFY 0x0004
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#define NFS4_ACCESS_EXTEND 0x0008
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#define NFS4_ACCESS_DELETE 0x0010
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#define NFS4_ACCESS_EXECUTE 0x0020
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#define NFS4_ACCESS_XAREAD 0x0040
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#define NFS4_ACCESS_XAWRITE 0x0080
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#define NFS4_ACCESS_XALIST 0x0100
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#define NFS4_FH_PERSISTENT 0x0000
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#define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001
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#define NFS4_FH_VOLATILE_ANY 0x0002
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#define NFS4_FH_VOL_MIGRATION 0x0004
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#define NFS4_FH_VOL_RENAME 0x0008
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#define NFS4_OPEN_RESULT_CONFIRM 0x0002
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#define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004
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#define NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK 0x0020
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#define NFS4_SHARE_ACCESS_MASK 0x000F
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#define NFS4_SHARE_ACCESS_READ 0x0001
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#define NFS4_SHARE_ACCESS_WRITE 0x0002
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#define NFS4_SHARE_ACCESS_BOTH 0x0003
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#define NFS4_SHARE_DENY_READ 0x0001
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#define NFS4_SHARE_DENY_WRITE 0x0002
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#define NFS4_SHARE_DENY_BOTH 0x0003
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/* nfs41 */
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#define NFS4_SHARE_WANT_MASK 0xFF00
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#define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000
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#define NFS4_SHARE_WANT_READ_DELEG 0x0100
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#define NFS4_SHARE_WANT_WRITE_DELEG 0x0200
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#define NFS4_SHARE_WANT_ANY_DELEG 0x0300
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#define NFS4_SHARE_WANT_NO_DELEG 0x0400
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#define NFS4_SHARE_WANT_CANCEL 0x0500
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#define NFS4_SHARE_WHEN_MASK 0xF0000
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#define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000
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#define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000
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#define NFS4_CDFC4_FORE 0x1
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#define NFS4_CDFC4_BACK 0x2
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#define NFS4_CDFC4_BOTH 0x3
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#define NFS4_CDFC4_FORE_OR_BOTH 0x3
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#define NFS4_CDFC4_BACK_OR_BOTH 0x7
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#define NFS4_CDFS4_FORE 0x1
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#define NFS4_CDFS4_BACK 0x2
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#define NFS4_CDFS4_BOTH 0x3
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#define NFS4_SET_TO_SERVER_TIME 0
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#define NFS4_SET_TO_CLIENT_TIME 1
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#define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0
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#define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1
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#define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2
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#define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3
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#define ACL4_SUPPORT_ALLOW_ACL 0x01
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#define ACL4_SUPPORT_DENY_ACL 0x02
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#define ACL4_SUPPORT_AUDIT_ACL 0x04
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#define ACL4_SUPPORT_ALARM_ACL 0x08
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#define NFS4_ACL_AUTO_INHERIT 0x00000001
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#define NFS4_ACL_PROTECTED 0x00000002
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#define NFS4_ACL_DEFAULTED 0x00000004
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#define NFS4_ACE_FILE_INHERIT_ACE 0x00000001
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#define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002
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#define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004
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#define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008
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#define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010
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#define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020
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#define NFS4_ACE_IDENTIFIER_GROUP 0x00000040
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#define NFS4_ACE_INHERITED_ACE 0x00000080
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#define NFS4_ACE_READ_DATA 0x00000001
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#define NFS4_ACE_LIST_DIRECTORY 0x00000001
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#define NFS4_ACE_WRITE_DATA 0x00000002
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#define NFS4_ACE_ADD_FILE 0x00000002
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#define NFS4_ACE_APPEND_DATA 0x00000004
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#define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004
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#define NFS4_ACE_READ_NAMED_ATTRS 0x00000008
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#define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010
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#define NFS4_ACE_EXECUTE 0x00000020
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#define NFS4_ACE_DELETE_CHILD 0x00000040
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#define NFS4_ACE_READ_ATTRIBUTES 0x00000080
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#define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100
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#define NFS4_ACE_WRITE_RETENTION 0x00000200
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#define NFS4_ACE_WRITE_RETENTION_HOLD 0x00000400
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#define NFS4_ACE_DELETE 0x00010000
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#define NFS4_ACE_READ_ACL 0x00020000
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#define NFS4_ACE_WRITE_ACL 0x00040000
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#define NFS4_ACE_WRITE_OWNER 0x00080000
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#define NFS4_ACE_SYNCHRONIZE 0x00100000
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#define NFS4_ACE_GENERIC_READ 0x00120081
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#define NFS4_ACE_GENERIC_WRITE 0x00160106
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#define NFS4_ACE_GENERIC_EXECUTE 0x001200A0
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#define NFS4_ACE_MASK_ALL 0x001F01FF
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#define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001
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#define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002
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#define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100
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#define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000
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#define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000
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#define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000
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#define EXCHGID4_FLAG_MASK_PNFS 0x00070000
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#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000
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#define EXCHGID4_FLAG_CONFIRMED_R 0x80000000
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#define EXCHGID4_FLAG_SUPP_FENCE_OPS 0x00000004
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/*
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* Since the validity of these bits depends on whether
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* they're set in the argument or response, have separate
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* invalid flag masks for arg (_A) and resp (_R).
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*/
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#define EXCHGID4_FLAG_MASK_A 0x40070103
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#define EXCHGID4_FLAG_MASK_R 0x80070103
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#define EXCHGID4_2_FLAG_MASK_R 0x80070107
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#define SEQ4_STATUS_CB_PATH_DOWN 0x00000001
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#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002
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#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004
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#define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008
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#define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010
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#define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020
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#define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040
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#define SEQ4_STATUS_LEASE_MOVED 0x00000080
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#define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100
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#define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200
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#define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400
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#define NFS4_SECINFO_STYLE4_CURRENT_FH 0
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#define NFS4_SECINFO_STYLE4_PARENT 1
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#define NFS4_MAX_UINT64 (~(__u64)0)
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/* An NFS4 sessions server must support at least NFS4_MAX_OPS operations.
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* If a compound requires more operations, adjust NFS4_MAX_OPS accordingly.
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*/
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#define NFS4_MAX_OPS 8
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/* Our NFS4 client back channel server only wants the cb_sequene and the
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* actual operation per compound
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*/
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#define NFS4_MAX_BACK_CHANNEL_OPS 2
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#endif /* _UAPI_LINUX_NFS4_H */
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/*
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* Local variables:
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* c-basic-offset: 8
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* End:
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*/
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