Subversion Repositories hf-risc

/*

 *  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        2

#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_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_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_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_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_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

/*

 * 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 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

enum nfs4_acl_whotype {

        NFS4_ACL_WHO_NAMED = 0,

        NFS4_ACL_WHO_OWNER,

        NFS4_ACL_WHO_GROUP,

        NFS4_ACL_WHO_EVERYONE,

};

#endif /* _LINUX_NFS4_H */

/*

 * Local variables:

 *  c-basic-offset: 8

 * End:

 */