diff options
Diffstat (limited to 'include/linux/nfs4.h')
| -rw-r--r-- | include/linux/nfs4.h | 636 |
1 files changed, 636 insertions, 0 deletions
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h new file mode 100644 index 00000000..504b289b --- /dev/null +++ b/include/linux/nfs4.h @@ -0,0 +1,636 @@ +/* + * 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_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, +}; + +#ifdef __KERNEL__ +#include <linux/list.h> + +struct nfs4_ace { + uint32_t type; + uint32_t flag; + uint32_t access_mask; + int whotype; + uid_t who; +}; + +struct nfs4_acl { + uint32_t naces; + struct nfs4_ace aces[0]; +}; + +typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; + +struct nfs41_stateid { + __be32 seqid; + char other[NFS4_STATEID_OTHER_SIZE]; +} __attribute__ ((packed)); + +typedef union { + char data[NFS4_STATEID_SIZE]; + struct nfs41_stateid stateid; +} nfs4_stateid; + +enum nfs_opnum4 { + OP_ACCESS = 3, + OP_CLOSE = 4, + OP_COMMIT = 5, + OP_CREATE = 6, + OP_DELEGPURGE = 7, + OP_DELEGRETURN = 8, + OP_GETATTR = 9, + OP_GETFH = 10, + OP_LINK = 11, + OP_LOCK = 12, + OP_LOCKT = 13, + OP_LOCKU = 14, + OP_LOOKUP = 15, + OP_LOOKUPP = 16, + OP_NVERIFY = 17, + OP_OPEN = 18, + OP_OPENATTR = 19, + OP_OPEN_CONFIRM = 20, + OP_OPEN_DOWNGRADE = 21, + OP_PUTFH = 22, + OP_PUTPUBFH = 23, + OP_PUTROOTFH = 24, + OP_READ = 25, + OP_READDIR = 26, + OP_READLINK = 27, + OP_REMOVE = 28, + OP_RENAME = 29, + OP_RENEW = 30, + OP_RESTOREFH = 31, + OP_SAVEFH = 32, + OP_SECINFO = 33, + OP_SETATTR = 34, + OP_SETCLIENTID = 35, + OP_SETCLIENTID_CONFIRM = 36, + OP_VERIFY = 37, + OP_WRITE = 38, + OP_RELEASE_LOCKOWNER = 39, + + /* nfs41 */ + OP_BACKCHANNEL_CTL = 40, + OP_BIND_CONN_TO_SESSION = 41, + OP_EXCHANGE_ID = 42, + OP_CREATE_SESSION = 43, + OP_DESTROY_SESSION = 44, + OP_FREE_STATEID = 45, + OP_GET_DIR_DELEGATION = 46, + OP_GETDEVICEINFO = 47, + OP_GETDEVICELIST = 48, + OP_LAYOUTCOMMIT = 49, + OP_LAYOUTGET = 50, + OP_LAYOUTRETURN = 51, + OP_SECINFO_NO_NAME = 52, + OP_SEQUENCE = 53, + OP_SET_SSV = 54, + OP_TEST_STATEID = 55, + OP_WANT_DELEGATION = 56, + OP_DESTROY_CLIENTID = 57, + OP_RECLAIM_COMPLETE = 58, + + OP_ILLEGAL = 10044, +}; + +/*Defining first and last NFS4 operations implemented. +Needs to be updated if more operations are defined in future.*/ + +#define FIRST_NFS4_OP OP_ACCESS +#define LAST_NFS4_OP OP_RECLAIM_COMPLETE + +enum nfsstat4 { + NFS4_OK = 0, + NFS4ERR_PERM = 1, + NFS4ERR_NOENT = 2, + NFS4ERR_IO = 5, + NFS4ERR_NXIO = 6, + NFS4ERR_ACCESS = 13, + NFS4ERR_EXIST = 17, + NFS4ERR_XDEV = 18, + /* Unused/reserved 19 */ + NFS4ERR_NOTDIR = 20, + NFS4ERR_ISDIR = 21, + NFS4ERR_INVAL = 22, + NFS4ERR_FBIG = 27, + NFS4ERR_NOSPC = 28, + NFS4ERR_ROFS = 30, + NFS4ERR_MLINK = 31, + NFS4ERR_NAMETOOLONG = 63, + NFS4ERR_NOTEMPTY = 66, + NFS4ERR_DQUOT = 69, + NFS4ERR_STALE = 70, + NFS4ERR_BADHANDLE = 10001, + NFS4ERR_BAD_COOKIE = 10003, + NFS4ERR_NOTSUPP = 10004, + NFS4ERR_TOOSMALL = 10005, + NFS4ERR_SERVERFAULT = 10006, + NFS4ERR_BADTYPE = 10007, + NFS4ERR_DELAY = 10008, + NFS4ERR_SAME = 10009, + NFS4ERR_DENIED = 10010, + NFS4ERR_EXPIRED = 10011, + NFS4ERR_LOCKED = 10012, + NFS4ERR_GRACE = 10013, + NFS4ERR_FHEXPIRED = 10014, + NFS4ERR_SHARE_DENIED = 10015, + NFS4ERR_WRONGSEC = 10016, + NFS4ERR_CLID_INUSE = 10017, + NFS4ERR_RESOURCE = 10018, + NFS4ERR_MOVED = 10019, + NFS4ERR_NOFILEHANDLE = 10020, + NFS4ERR_MINOR_VERS_MISMATCH = 10021, + NFS4ERR_STALE_CLIENTID = 10022, + NFS4ERR_STALE_STATEID = 10023, + NFS4ERR_OLD_STATEID = 10024, + NFS4ERR_BAD_STATEID = 10025, + NFS4ERR_BAD_SEQID = 10026, + NFS4ERR_NOT_SAME = 10027, + NFS4ERR_LOCK_RANGE = 10028, + NFS4ERR_SYMLINK = 10029, + NFS4ERR_RESTOREFH = 10030, + NFS4ERR_LEASE_MOVED = 10031, + NFS4ERR_ATTRNOTSUPP = 10032, + NFS4ERR_NO_GRACE = 10033, + NFS4ERR_RECLAIM_BAD = 10034, + NFS4ERR_RECLAIM_CONFLICT = 10035, + NFS4ERR_BADXDR = 10036, + NFS4ERR_LOCKS_HELD = 10037, + NFS4ERR_OPENMODE = 10038, + NFS4ERR_BADOWNER = 10039, + NFS4ERR_BADCHAR = 10040, + NFS4ERR_BADNAME = 10041, + NFS4ERR_BAD_RANGE = 10042, + NFS4ERR_LOCK_NOTSUPP = 10043, + NFS4ERR_OP_ILLEGAL = 10044, + NFS4ERR_DEADLOCK = 10045, + NFS4ERR_FILE_OPEN = 10046, + NFS4ERR_ADMIN_REVOKED = 10047, + NFS4ERR_CB_PATH_DOWN = 10048, + + /* nfs41 */ + NFS4ERR_BADIOMODE = 10049, + NFS4ERR_BADLAYOUT = 10050, + NFS4ERR_BAD_SESSION_DIGEST = 10051, + NFS4ERR_BADSESSION = 10052, + NFS4ERR_BADSLOT = 10053, + NFS4ERR_COMPLETE_ALREADY = 10054, + NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055, + NFS4ERR_DELEG_ALREADY_WANTED = 10056, + NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */ + NFS4ERR_LAYOUTTRYLATER = 10058, + NFS4ERR_LAYOUTUNAVAILABLE = 10059, + NFS4ERR_NOMATCHING_LAYOUT = 10060, + NFS4ERR_RECALLCONFLICT = 10061, + NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062, + NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */ + NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */ + NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */ + NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */ + NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */ + NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */ + NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */ + NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */ + NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */ + NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */ + /* Error 10073 is unused. */ + NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */ + NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */ + NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not original */ + NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */ + NFS4ERR_DEADSESSION = 10078, /* persistent session dead */ + NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */ + NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */ + NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */ + NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */ + NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */ + NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */ + NFS4ERR_REJECT_DELEG = 10085, /* on callback */ + NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */ + NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */ +}; + +/* + * Note: NF4BAD is not actually part of the protocol; it is just used + * internally by nfsd. + */ +enum nfs_ftype4 { + NF4BAD = 0, + NF4REG = 1, /* Regular File */ + NF4DIR = 2, /* Directory */ + NF4BLK = 3, /* Special File - block device */ + NF4CHR = 4, /* Special File - character device */ + NF4LNK = 5, /* Symbolic Link */ + NF4SOCK = 6, /* Special File - socket */ + NF4FIFO = 7, /* Special File - fifo */ + NF4ATTRDIR = 8, /* Attribute Directory */ + NF4NAMEDATTR = 9 /* Named Attribute */ +}; + +enum open_claim_type4 { + NFS4_OPEN_CLAIM_NULL = 0, + NFS4_OPEN_CLAIM_PREVIOUS = 1, + NFS4_OPEN_CLAIM_DELEGATE_CUR = 2, + NFS4_OPEN_CLAIM_DELEGATE_PREV = 3 +}; + +enum opentype4 { + NFS4_OPEN_NOCREATE = 0, + NFS4_OPEN_CREATE = 1 +}; + +enum createmode4 { + NFS4_CREATE_UNCHECKED = 0, + NFS4_CREATE_GUARDED = 1, + NFS4_CREATE_EXCLUSIVE = 2, + /* + * New to NFSv4.1. If session is persistent, + * GUARDED4 MUST be used. Otherwise, use + * EXCLUSIVE4_1 instead of EXCLUSIVE4. + */ + NFS4_CREATE_EXCLUSIVE4_1 = 3 +}; + +enum limit_by4 { + NFS4_LIMIT_SIZE = 1, + NFS4_LIMIT_BLOCKS = 2 +}; + +enum open_delegation_type4 { + NFS4_OPEN_DELEGATE_NONE = 0, + NFS4_OPEN_DELEGATE_READ = 1, + NFS4_OPEN_DELEGATE_WRITE = 2 +}; + +enum lock_type4 { + NFS4_UNLOCK_LT = 0, + NFS4_READ_LT = 1, + NFS4_WRITE_LT = 2, + NFS4_READW_LT = 3, + NFS4_WRITEW_LT = 4 +}; + + +/* Mandatory Attributes */ +#define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0) +#define FATTR4_WORD0_TYPE (1UL << 1) +#define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2) +#define FATTR4_WORD0_CHANGE (1UL << 3) +#define FATTR4_WORD0_SIZE (1UL << 4) +#define FATTR4_WORD0_LINK_SUPPORT (1UL << 5) +#define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6) +#define FATTR4_WORD0_NAMED_ATTR (1UL << 7) +#define FATTR4_WORD0_FSID (1UL << 8) +#define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9) +#define FATTR4_WORD0_LEASE_TIME (1UL << 10) +#define FATTR4_WORD0_RDATTR_ERROR (1UL << 11) +/* Mandatory in NFSv4.1 */ +#define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11) + +/* Recommended Attributes */ +#define FATTR4_WORD0_ACL (1UL << 12) +#define FATTR4_WORD0_ACLSUPPORT (1UL << 13) +#define FATTR4_WORD0_ARCHIVE (1UL << 14) +#define FATTR4_WORD0_CANSETTIME (1UL << 15) +#define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16) +#define FATTR4_WORD0_CASE_PRESERVING (1UL << 17) +#define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18) +#define FATTR4_WORD0_FILEHANDLE (1UL << 19) +#define FATTR4_WORD0_FILEID (1UL << 20) +#define FATTR4_WORD0_FILES_AVAIL (1UL << 21) +#define FATTR4_WORD0_FILES_FREE (1UL << 22) +#define FATTR4_WORD0_FILES_TOTAL (1UL << 23) +#define FATTR4_WORD0_FS_LOCATIONS (1UL << 24) +#define FATTR4_WORD0_HIDDEN (1UL << 25) +#define FATTR4_WORD0_HOMOGENEOUS (1UL << 26) +#define FATTR4_WORD0_MAXFILESIZE (1UL << 27) +#define FATTR4_WORD0_MAXLINK (1UL << 28) +#define FATTR4_WORD0_MAXNAME (1UL << 29) +#define FATTR4_WORD0_MAXREAD (1UL << 30) +#define FATTR4_WORD0_MAXWRITE (1UL << 31) +#define FATTR4_WORD1_MIMETYPE (1UL << 0) +#define FATTR4_WORD1_MODE (1UL << 1) +#define FATTR4_WORD1_NO_TRUNC (1UL << 2) +#define FATTR4_WORD1_NUMLINKS (1UL << 3) +#define FATTR4_WORD1_OWNER (1UL << 4) +#define FATTR4_WORD1_OWNER_GROUP (1UL << 5) +#define FATTR4_WORD1_QUOTA_HARD (1UL << 6) +#define FATTR4_WORD1_QUOTA_SOFT (1UL << 7) +#define FATTR4_WORD1_QUOTA_USED (1UL << 8) +#define FATTR4_WORD1_RAWDEV (1UL << 9) +#define FATTR4_WORD1_SPACE_AVAIL (1UL << 10) +#define FATTR4_WORD1_SPACE_FREE (1UL << 11) +#define FATTR4_WORD1_SPACE_TOTAL (1UL << 12) +#define FATTR4_WORD1_SPACE_USED (1UL << 13) +#define FATTR4_WORD1_SYSTEM (1UL << 14) +#define FATTR4_WORD1_TIME_ACCESS (1UL << 15) +#define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16) +#define FATTR4_WORD1_TIME_BACKUP (1UL << 17) +#define FATTR4_WORD1_TIME_CREATE (1UL << 18) +#define FATTR4_WORD1_TIME_DELTA (1UL << 19) +#define FATTR4_WORD1_TIME_METADATA (1UL << 20) +#define FATTR4_WORD1_TIME_MODIFY (1UL << 21) +#define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) +#define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) +#define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30) +#define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) + +#define NFSPROC4_NULL 0 +#define NFSPROC4_COMPOUND 1 +#define NFS4_VERSION 4 +#define NFS4_MINOR_VERSION 0 + +#if defined(CONFIG_NFS_V4_1) +#define NFS4_MAX_MINOR_VERSION 1 +#else +#define NFS4_MAX_MINOR_VERSION 0 +#endif /* CONFIG_NFS_V4_1 */ + +#define NFS4_DEBUG 1 + +/* Index of predefined Linux client operations */ + +enum { + NFSPROC4_CLNT_NULL = 0, /* Unused */ + NFSPROC4_CLNT_READ, + NFSPROC4_CLNT_WRITE, + NFSPROC4_CLNT_COMMIT, + NFSPROC4_CLNT_OPEN, + NFSPROC4_CLNT_OPEN_CONFIRM, + NFSPROC4_CLNT_OPEN_NOATTR, + NFSPROC4_CLNT_OPEN_DOWNGRADE, + NFSPROC4_CLNT_CLOSE, + NFSPROC4_CLNT_SETATTR, + NFSPROC4_CLNT_FSINFO, + NFSPROC4_CLNT_RENEW, + NFSPROC4_CLNT_SETCLIENTID, + NFSPROC4_CLNT_SETCLIENTID_CONFIRM, + NFSPROC4_CLNT_LOCK, + NFSPROC4_CLNT_LOCKT, + NFSPROC4_CLNT_LOCKU, + NFSPROC4_CLNT_ACCESS, + NFSPROC4_CLNT_GETATTR, + NFSPROC4_CLNT_LOOKUP, + NFSPROC4_CLNT_LOOKUP_ROOT, + NFSPROC4_CLNT_REMOVE, + NFSPROC4_CLNT_RENAME, + NFSPROC4_CLNT_LINK, + NFSPROC4_CLNT_SYMLINK, + NFSPROC4_CLNT_CREATE, + NFSPROC4_CLNT_PATHCONF, + NFSPROC4_CLNT_STATFS, + NFSPROC4_CLNT_READLINK, + NFSPROC4_CLNT_READDIR, + NFSPROC4_CLNT_SERVER_CAPS, + NFSPROC4_CLNT_DELEGRETURN, + NFSPROC4_CLNT_GETACL, + NFSPROC4_CLNT_SETACL, + NFSPROC4_CLNT_FS_LOCATIONS, + NFSPROC4_CLNT_RELEASE_LOCKOWNER, + NFSPROC4_CLNT_SECINFO, + + /* nfs41 */ + NFSPROC4_CLNT_EXCHANGE_ID, + NFSPROC4_CLNT_CREATE_SESSION, + NFSPROC4_CLNT_DESTROY_SESSION, + NFSPROC4_CLNT_SEQUENCE, + NFSPROC4_CLNT_GET_LEASE_TIME, + NFSPROC4_CLNT_RECLAIM_COMPLETE, + NFSPROC4_CLNT_LAYOUTGET, + NFSPROC4_CLNT_GETDEVICEINFO, + NFSPROC4_CLNT_LAYOUTCOMMIT, + NFSPROC4_CLNT_LAYOUTRETURN, +}; + +/* nfs41 types */ +struct nfs4_sessionid { + unsigned char data[NFS4_MAX_SESSIONID_LEN]; +}; + +/* Create Session Flags */ +#define SESSION4_PERSIST 0x001 +#define SESSION4_BACK_CHAN 0x002 +#define SESSION4_RDMA 0x004 + +#define SESSION4_FLAG_MASK_A 0x007 + +enum state_protect_how4 { + SP4_NONE = 0, + SP4_MACH_CRED = 1, + SP4_SSV = 2 +}; + +enum pnfs_layouttype { + LAYOUT_NFSV4_1_FILES = 1, + LAYOUT_OSD2_OBJECTS = 2, + LAYOUT_BLOCK_VOLUME = 3, +}; + +/* used for both layout return and recall */ +enum pnfs_layoutreturn_type { + RETURN_FILE = 1, + RETURN_FSID = 2, + RETURN_ALL = 3 +}; + +enum pnfs_iomode { + IOMODE_READ = 1, + IOMODE_RW = 2, + IOMODE_ANY = 3, +}; + +enum pnfs_notify_deviceid_type4 { + NOTIFY_DEVICEID4_CHANGE = 1 << 1, + NOTIFY_DEVICEID4_DELETE = 1 << 2, +}; + +#define NFL4_UFLG_MASK 0x0000003F +#define NFL4_UFLG_DENSE 0x00000001 +#define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 +#define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0 + +/* Encoded in the loh_body field of type layouthint4 */ +enum filelayout_hint_care4 { + NFLH4_CARE_DENSE = NFL4_UFLG_DENSE, + NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS, + NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040, + NFLH4_CARE_STRIPE_COUNT = 0x00000080 +}; + +#define NFS4_DEVICEID4_SIZE 16 + +struct nfs4_deviceid { + char data[NFS4_DEVICEID4_SIZE]; +}; + +#endif +#endif + +/* + * Local variables: + * c-basic-offset: 8 + * End: + */ |