/* 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 _LINUX_NFS4_H #define _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_PRESERVE_UNLINKED 0x0008 #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 /* _LINUX_NFS4_H */