1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
21da177e4SLinus Torvalds /*
31da177e4SLinus Torvalds * include/linux/nfs4.h
41da177e4SLinus Torvalds *
51da177e4SLinus Torvalds * NFSv4 protocol definitions.
61da177e4SLinus Torvalds *
71da177e4SLinus Torvalds * Copyright (c) 2002 The Regents of the University of Michigan.
81da177e4SLinus Torvalds * All rights reserved.
91da177e4SLinus Torvalds *
101da177e4SLinus Torvalds * Kendrick Smith <kmsmith@umich.edu>
111da177e4SLinus Torvalds * Andy Adamson <andros@umich.edu>
121da177e4SLinus Torvalds */
131da177e4SLinus Torvalds #ifndef _LINUX_NFS4_H
141da177e4SLinus Torvalds #define _LINUX_NFS4_H
151da177e4SLinus Torvalds
16997b7af2SDavid Woodhouse #include <linux/list.h>
17ab8e4aeeSEric W. Biederman #include <linux/uidgid.h>
18607ca46eSDavid Howells #include <uapi/linux/nfs4.h>
19f9bdad8cSOlga Kornievskaia #include <linux/sunrpc/msg_prot.h>
20997b7af2SDavid Woodhouse
21bff17523SAndreas Gruenbacher enum nfs4_acl_whotype {
22bff17523SAndreas Gruenbacher NFS4_ACL_WHO_NAMED = 0,
23bff17523SAndreas Gruenbacher NFS4_ACL_WHO_OWNER,
24bff17523SAndreas Gruenbacher NFS4_ACL_WHO_GROUP,
25bff17523SAndreas Gruenbacher NFS4_ACL_WHO_EVERYONE,
26bff17523SAndreas Gruenbacher };
27bff17523SAndreas Gruenbacher
281da177e4SLinus Torvalds struct nfs4_ace {
291da177e4SLinus Torvalds uint32_t type;
301da177e4SLinus Torvalds uint32_t flag;
311da177e4SLinus Torvalds uint32_t access_mask;
321da177e4SLinus Torvalds int whotype;
33ab8e4aeeSEric W. Biederman union {
34ab8e4aeeSEric W. Biederman kuid_t who_uid;
35ab8e4aeeSEric W. Biederman kgid_t who_gid;
36ab8e4aeeSEric W. Biederman };
371da177e4SLinus Torvalds };
381da177e4SLinus Torvalds
391da177e4SLinus Torvalds struct nfs4_acl {
401da177e4SLinus Torvalds uint32_t naces;
411ad8dd93SGustavo A. R. Silva struct nfs4_ace aces[];
421da177e4SLinus Torvalds };
431da177e4SLinus Torvalds
44e058f70bSSteve Dickson #define NFS4_MAXLABELLEN 2048
45e058f70bSSteve Dickson
46e058f70bSSteve Dickson struct nfs4_label {
47e058f70bSSteve Dickson uint32_t lfs;
48e058f70bSSteve Dickson uint32_t pi;
49e058f70bSSteve Dickson u32 len;
50e058f70bSSteve Dickson char *label;
51e058f70bSSteve Dickson };
52e058f70bSSteve Dickson
531da177e4SLinus Torvalds typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier;
5494499252SAlexandros Batsakis
5593b717fdSTrond Myklebust struct nfs4_stateid_struct {
5693b717fdSTrond Myklebust union {
5793b717fdSTrond Myklebust char data[NFS4_STATEID_SIZE];
5893b717fdSTrond Myklebust struct {
5994499252SAlexandros Batsakis __be32 seqid;
6094499252SAlexandros Batsakis char other[NFS4_STATEID_OTHER_SIZE];
6194499252SAlexandros Batsakis } __attribute__ ((packed));
6293b717fdSTrond Myklebust };
6394499252SAlexandros Batsakis
6493b717fdSTrond Myklebust enum {
6593b717fdSTrond Myklebust NFS4_INVALID_STATEID_TYPE = 0,
6693b717fdSTrond Myklebust NFS4_SPECIAL_STATEID_TYPE,
6793b717fdSTrond Myklebust NFS4_OPEN_STATEID_TYPE,
6893b717fdSTrond Myklebust NFS4_LOCK_STATEID_TYPE,
6993b717fdSTrond Myklebust NFS4_DELEGATION_STATEID_TYPE,
7093b717fdSTrond Myklebust NFS4_LAYOUT_STATEID_TYPE,
7193b717fdSTrond Myklebust NFS4_PNFS_DS_STATEID_TYPE,
72f7a62adaSTrond Myklebust NFS4_REVOKED_STATEID_TYPE,
7393b717fdSTrond Myklebust } type;
7493b717fdSTrond Myklebust };
7593b717fdSTrond Myklebust
7693b717fdSTrond Myklebust typedef struct nfs4_stateid_struct nfs4_stateid;
771da177e4SLinus Torvalds
781da177e4SLinus Torvalds enum nfs_opnum4 {
791da177e4SLinus Torvalds OP_ACCESS = 3,
801da177e4SLinus Torvalds OP_CLOSE = 4,
811da177e4SLinus Torvalds OP_COMMIT = 5,
821da177e4SLinus Torvalds OP_CREATE = 6,
831da177e4SLinus Torvalds OP_DELEGPURGE = 7,
841da177e4SLinus Torvalds OP_DELEGRETURN = 8,
851da177e4SLinus Torvalds OP_GETATTR = 9,
861da177e4SLinus Torvalds OP_GETFH = 10,
871da177e4SLinus Torvalds OP_LINK = 11,
881da177e4SLinus Torvalds OP_LOCK = 12,
891da177e4SLinus Torvalds OP_LOCKT = 13,
901da177e4SLinus Torvalds OP_LOCKU = 14,
911da177e4SLinus Torvalds OP_LOOKUP = 15,
921da177e4SLinus Torvalds OP_LOOKUPP = 16,
931da177e4SLinus Torvalds OP_NVERIFY = 17,
941da177e4SLinus Torvalds OP_OPEN = 18,
951da177e4SLinus Torvalds OP_OPENATTR = 19,
961da177e4SLinus Torvalds OP_OPEN_CONFIRM = 20,
971da177e4SLinus Torvalds OP_OPEN_DOWNGRADE = 21,
981da177e4SLinus Torvalds OP_PUTFH = 22,
991da177e4SLinus Torvalds OP_PUTPUBFH = 23,
1001da177e4SLinus Torvalds OP_PUTROOTFH = 24,
1011da177e4SLinus Torvalds OP_READ = 25,
1021da177e4SLinus Torvalds OP_READDIR = 26,
1031da177e4SLinus Torvalds OP_READLINK = 27,
1041da177e4SLinus Torvalds OP_REMOVE = 28,
1051da177e4SLinus Torvalds OP_RENAME = 29,
1061da177e4SLinus Torvalds OP_RENEW = 30,
1071da177e4SLinus Torvalds OP_RESTOREFH = 31,
1081da177e4SLinus Torvalds OP_SAVEFH = 32,
1091da177e4SLinus Torvalds OP_SECINFO = 33,
1101da177e4SLinus Torvalds OP_SETATTR = 34,
1111da177e4SLinus Torvalds OP_SETCLIENTID = 35,
1121da177e4SLinus Torvalds OP_SETCLIENTID_CONFIRM = 36,
1131da177e4SLinus Torvalds OP_VERIFY = 37,
1141da177e4SLinus Torvalds OP_WRITE = 38,
1151da177e4SLinus Torvalds OP_RELEASE_LOCKOWNER = 39,
11618df1884SBenny Halevy
11718df1884SBenny Halevy /* nfs41 */
11818df1884SBenny Halevy OP_BACKCHANNEL_CTL = 40,
11918df1884SBenny Halevy OP_BIND_CONN_TO_SESSION = 41,
12018df1884SBenny Halevy OP_EXCHANGE_ID = 42,
12118df1884SBenny Halevy OP_CREATE_SESSION = 43,
12218df1884SBenny Halevy OP_DESTROY_SESSION = 44,
12318df1884SBenny Halevy OP_FREE_STATEID = 45,
12418df1884SBenny Halevy OP_GET_DIR_DELEGATION = 46,
12518df1884SBenny Halevy OP_GETDEVICEINFO = 47,
12618df1884SBenny Halevy OP_GETDEVICELIST = 48,
12718df1884SBenny Halevy OP_LAYOUTCOMMIT = 49,
12818df1884SBenny Halevy OP_LAYOUTGET = 50,
12918df1884SBenny Halevy OP_LAYOUTRETURN = 51,
13018df1884SBenny Halevy OP_SECINFO_NO_NAME = 52,
13118df1884SBenny Halevy OP_SEQUENCE = 53,
13218df1884SBenny Halevy OP_SET_SSV = 54,
13318df1884SBenny Halevy OP_TEST_STATEID = 55,
13418df1884SBenny Halevy OP_WANT_DELEGATION = 56,
13518df1884SBenny Halevy OP_DESTROY_CLIENTID = 57,
13618df1884SBenny Halevy OP_RECLAIM_COMPLETE = 58,
13718df1884SBenny Halevy
13887a15a80SAnna Schumaker /* nfs42 */
13987a15a80SAnna Schumaker OP_ALLOCATE = 59,
14087a15a80SAnna Schumaker OP_COPY = 60,
14187a15a80SAnna Schumaker OP_COPY_NOTIFY = 61,
14287a15a80SAnna Schumaker OP_DEALLOCATE = 62,
14387a15a80SAnna Schumaker OP_IO_ADVISE = 63,
14487a15a80SAnna Schumaker OP_LAYOUTERROR = 64,
14587a15a80SAnna Schumaker OP_LAYOUTSTATS = 65,
14687a15a80SAnna Schumaker OP_OFFLOAD_CANCEL = 66,
14787a15a80SAnna Schumaker OP_OFFLOAD_STATUS = 67,
14887a15a80SAnna Schumaker OP_READ_PLUS = 68,
14987a15a80SAnna Schumaker OP_SEEK = 69,
15087a15a80SAnna Schumaker OP_WRITE_SAME = 70,
15136022770SPeng Tao OP_CLONE = 71,
15287a15a80SAnna Schumaker
153c1326210SFrank van der Linden /* xattr support (RFC8726) */
154c1326210SFrank van der Linden OP_GETXATTR = 72,
155c1326210SFrank van der Linden OP_SETXATTR = 73,
156c1326210SFrank van der Linden OP_LISTXATTRS = 74,
157c1326210SFrank van der Linden OP_REMOVEXATTR = 75,
158c1326210SFrank van der Linden
1591da177e4SLinus Torvalds OP_ILLEGAL = 10044,
1601da177e4SLinus Torvalds };
1611da177e4SLinus Torvalds
162e2b20950SShankar Anand /*Defining first and last NFS4 operations implemented.
163e2b20950SShankar Anand Needs to be updated if more operations are defined in future.*/
164e2b20950SShankar Anand
165e2b20950SShankar Anand #define FIRST_NFS4_OP OP_ACCESS
1668217d146SAnna Schumaker #define LAST_NFS40_OP OP_RELEASE_LOCKOWNER
1678217d146SAnna Schumaker #define LAST_NFS41_OP OP_RECLAIM_COMPLETE
16823e50fe3SFrank van der Linden #define LAST_NFS42_OP OP_REMOVEXATTR
169ffa0160aSChristoph Hellwig #define LAST_NFS4_OP LAST_NFS42_OP
170e2b20950SShankar Anand
1711da177e4SLinus Torvalds enum nfsstat4 {
1721da177e4SLinus Torvalds NFS4_OK = 0,
1731da177e4SLinus Torvalds NFS4ERR_PERM = 1,
1741da177e4SLinus Torvalds NFS4ERR_NOENT = 2,
1751da177e4SLinus Torvalds NFS4ERR_IO = 5,
1761da177e4SLinus Torvalds NFS4ERR_NXIO = 6,
1771da177e4SLinus Torvalds NFS4ERR_ACCESS = 13,
1781da177e4SLinus Torvalds NFS4ERR_EXIST = 17,
1791da177e4SLinus Torvalds NFS4ERR_XDEV = 18,
1801da177e4SLinus Torvalds /* Unused/reserved 19 */
1811da177e4SLinus Torvalds NFS4ERR_NOTDIR = 20,
1821da177e4SLinus Torvalds NFS4ERR_ISDIR = 21,
1831da177e4SLinus Torvalds NFS4ERR_INVAL = 22,
1841da177e4SLinus Torvalds NFS4ERR_FBIG = 27,
1851da177e4SLinus Torvalds NFS4ERR_NOSPC = 28,
1861da177e4SLinus Torvalds NFS4ERR_ROFS = 30,
1871da177e4SLinus Torvalds NFS4ERR_MLINK = 31,
1881da177e4SLinus Torvalds NFS4ERR_NAMETOOLONG = 63,
1891da177e4SLinus Torvalds NFS4ERR_NOTEMPTY = 66,
1901da177e4SLinus Torvalds NFS4ERR_DQUOT = 69,
1911da177e4SLinus Torvalds NFS4ERR_STALE = 70,
1921da177e4SLinus Torvalds NFS4ERR_BADHANDLE = 10001,
1931da177e4SLinus Torvalds NFS4ERR_BAD_COOKIE = 10003,
1941da177e4SLinus Torvalds NFS4ERR_NOTSUPP = 10004,
1951da177e4SLinus Torvalds NFS4ERR_TOOSMALL = 10005,
1961da177e4SLinus Torvalds NFS4ERR_SERVERFAULT = 10006,
1971da177e4SLinus Torvalds NFS4ERR_BADTYPE = 10007,
1981da177e4SLinus Torvalds NFS4ERR_DELAY = 10008,
1991da177e4SLinus Torvalds NFS4ERR_SAME = 10009,
2001da177e4SLinus Torvalds NFS4ERR_DENIED = 10010,
2011da177e4SLinus Torvalds NFS4ERR_EXPIRED = 10011,
2021da177e4SLinus Torvalds NFS4ERR_LOCKED = 10012,
2031da177e4SLinus Torvalds NFS4ERR_GRACE = 10013,
2041da177e4SLinus Torvalds NFS4ERR_FHEXPIRED = 10014,
2051da177e4SLinus Torvalds NFS4ERR_SHARE_DENIED = 10015,
2061da177e4SLinus Torvalds NFS4ERR_WRONGSEC = 10016,
2071da177e4SLinus Torvalds NFS4ERR_CLID_INUSE = 10017,
2081da177e4SLinus Torvalds NFS4ERR_RESOURCE = 10018,
2091da177e4SLinus Torvalds NFS4ERR_MOVED = 10019,
2101da177e4SLinus Torvalds NFS4ERR_NOFILEHANDLE = 10020,
2111da177e4SLinus Torvalds NFS4ERR_MINOR_VERS_MISMATCH = 10021,
2121da177e4SLinus Torvalds NFS4ERR_STALE_CLIENTID = 10022,
2131da177e4SLinus Torvalds NFS4ERR_STALE_STATEID = 10023,
2141da177e4SLinus Torvalds NFS4ERR_OLD_STATEID = 10024,
2151da177e4SLinus Torvalds NFS4ERR_BAD_STATEID = 10025,
2161da177e4SLinus Torvalds NFS4ERR_BAD_SEQID = 10026,
2171da177e4SLinus Torvalds NFS4ERR_NOT_SAME = 10027,
2181da177e4SLinus Torvalds NFS4ERR_LOCK_RANGE = 10028,
2191da177e4SLinus Torvalds NFS4ERR_SYMLINK = 10029,
2201da177e4SLinus Torvalds NFS4ERR_RESTOREFH = 10030,
2211da177e4SLinus Torvalds NFS4ERR_LEASE_MOVED = 10031,
2221da177e4SLinus Torvalds NFS4ERR_ATTRNOTSUPP = 10032,
2231da177e4SLinus Torvalds NFS4ERR_NO_GRACE = 10033,
2241da177e4SLinus Torvalds NFS4ERR_RECLAIM_BAD = 10034,
2251da177e4SLinus Torvalds NFS4ERR_RECLAIM_CONFLICT = 10035,
2261da177e4SLinus Torvalds NFS4ERR_BADXDR = 10036,
2271da177e4SLinus Torvalds NFS4ERR_LOCKS_HELD = 10037,
2281da177e4SLinus Torvalds NFS4ERR_OPENMODE = 10038,
2291da177e4SLinus Torvalds NFS4ERR_BADOWNER = 10039,
2301da177e4SLinus Torvalds NFS4ERR_BADCHAR = 10040,
2311da177e4SLinus Torvalds NFS4ERR_BADNAME = 10041,
2321da177e4SLinus Torvalds NFS4ERR_BAD_RANGE = 10042,
2331da177e4SLinus Torvalds NFS4ERR_LOCK_NOTSUPP = 10043,
2341da177e4SLinus Torvalds NFS4ERR_OP_ILLEGAL = 10044,
2351da177e4SLinus Torvalds NFS4ERR_DEADLOCK = 10045,
2361da177e4SLinus Torvalds NFS4ERR_FILE_OPEN = 10046,
2371da177e4SLinus Torvalds NFS4ERR_ADMIN_REVOKED = 10047,
23818df1884SBenny Halevy NFS4ERR_CB_PATH_DOWN = 10048,
23918df1884SBenny Halevy
24018df1884SBenny Halevy /* nfs41 */
24118df1884SBenny Halevy NFS4ERR_BADIOMODE = 10049,
24218df1884SBenny Halevy NFS4ERR_BADLAYOUT = 10050,
24318df1884SBenny Halevy NFS4ERR_BAD_SESSION_DIGEST = 10051,
24418df1884SBenny Halevy NFS4ERR_BADSESSION = 10052,
24518df1884SBenny Halevy NFS4ERR_BADSLOT = 10053,
24618df1884SBenny Halevy NFS4ERR_COMPLETE_ALREADY = 10054,
24718df1884SBenny Halevy NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055,
24818df1884SBenny Halevy NFS4ERR_DELEG_ALREADY_WANTED = 10056,
24918df1884SBenny Halevy NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */
25018df1884SBenny Halevy NFS4ERR_LAYOUTTRYLATER = 10058,
25118df1884SBenny Halevy NFS4ERR_LAYOUTUNAVAILABLE = 10059,
25218df1884SBenny Halevy NFS4ERR_NOMATCHING_LAYOUT = 10060,
25318df1884SBenny Halevy NFS4ERR_RECALLCONFLICT = 10061,
25418df1884SBenny Halevy NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062,
25518df1884SBenny Halevy NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */
25618df1884SBenny Halevy NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */
25718df1884SBenny Halevy NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */
25818df1884SBenny Halevy NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */
25918df1884SBenny Halevy NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */
26018df1884SBenny Halevy NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */
26118df1884SBenny Halevy NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */
26218df1884SBenny Halevy NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */
26318df1884SBenny Halevy NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */
26418df1884SBenny Halevy NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */
26518df1884SBenny Halevy /* Error 10073 is unused. */
26618df1884SBenny Halevy NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */
26718df1884SBenny Halevy NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */
26825985edcSLucas De Marchi NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not original */
26918df1884SBenny Halevy NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */
27018df1884SBenny Halevy NFS4ERR_DEADSESSION = 10078, /* persistent session dead */
27118df1884SBenny Halevy NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */
27218df1884SBenny Halevy NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */
27318df1884SBenny Halevy NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */
27418df1884SBenny Halevy NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */
27518df1884SBenny Halevy NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */
27618df1884SBenny Halevy NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */
27718df1884SBenny Halevy NFS4ERR_REJECT_DELEG = 10085, /* on callback */
27818df1884SBenny Halevy NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */
27918df1884SBenny Halevy NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */
2804488cc96SSteve Dickson
2814488cc96SSteve Dickson /* nfs42 */
2824488cc96SSteve Dickson NFS4ERR_PARTNER_NOTSUPP = 10088,
2834488cc96SSteve Dickson NFS4ERR_PARTNER_NO_AUTH = 10089,
2842b8941b9SAnna Schumaker NFS4ERR_UNION_NOTSUPP = 10090,
2854488cc96SSteve Dickson NFS4ERR_OFFLOAD_DENIED = 10091,
2864488cc96SSteve Dickson NFS4ERR_WRONG_LFS = 10092,
2874488cc96SSteve Dickson NFS4ERR_BADLABEL = 10093,
2882b8941b9SAnna Schumaker NFS4ERR_OFFLOAD_NO_REQS = 10094,
289c1326210SFrank van der Linden
290c1326210SFrank van der Linden /* xattr (RFC8276) */
291c1326210SFrank van der Linden NFS4ERR_NOXATTR = 10095,
292c1326210SFrank van der Linden NFS4ERR_XATTR2BIG = 10096,
2931da177e4SLinus Torvalds };
2941da177e4SLinus Torvalds
2958791545eSChuck Lever /* error codes for internal client use */
2968791545eSChuck Lever #define NFS4ERR_RESET_TO_MDS 12001
2978791545eSChuck Lever #define NFS4ERR_RESET_TO_PNFS 12002
2988791545eSChuck Lever
seqid_mutating_err(u32 err)299a9004abcSJ. Bruce Fields static inline bool seqid_mutating_err(u32 err)
300a9004abcSJ. Bruce Fields {
301059aa734SChuck Lever /* See RFC 7530, section 9.1.7 */
302a9004abcSJ. Bruce Fields switch (err) {
303a9004abcSJ. Bruce Fields case NFS4ERR_STALE_CLIENTID:
304a9004abcSJ. Bruce Fields case NFS4ERR_STALE_STATEID:
305a9004abcSJ. Bruce Fields case NFS4ERR_BAD_STATEID:
306a9004abcSJ. Bruce Fields case NFS4ERR_BAD_SEQID:
307a9004abcSJ. Bruce Fields case NFS4ERR_BADXDR:
308a9004abcSJ. Bruce Fields case NFS4ERR_RESOURCE:
309a9004abcSJ. Bruce Fields case NFS4ERR_NOFILEHANDLE:
310059aa734SChuck Lever case NFS4ERR_MOVED:
311a9004abcSJ. Bruce Fields return false;
312d04659dbSZheng Bin }
313a9004abcSJ. Bruce Fields return true;
314a9004abcSJ. Bruce Fields }
315a9004abcSJ. Bruce Fields
3161da177e4SLinus Torvalds /*
3171da177e4SLinus Torvalds * Note: NF4BAD is not actually part of the protocol; it is just used
3181da177e4SLinus Torvalds * internally by nfsd.
3191da177e4SLinus Torvalds */
3201da177e4SLinus Torvalds enum nfs_ftype4 {
3211da177e4SLinus Torvalds NF4BAD = 0,
3221da177e4SLinus Torvalds NF4REG = 1, /* Regular File */
3231da177e4SLinus Torvalds NF4DIR = 2, /* Directory */
3241da177e4SLinus Torvalds NF4BLK = 3, /* Special File - block device */
3251da177e4SLinus Torvalds NF4CHR = 4, /* Special File - character device */
3261da177e4SLinus Torvalds NF4LNK = 5, /* Symbolic Link */
3271da177e4SLinus Torvalds NF4SOCK = 6, /* Special File - socket */
3281da177e4SLinus Torvalds NF4FIFO = 7, /* Special File - fifo */
3291da177e4SLinus Torvalds NF4ATTRDIR = 8, /* Attribute Directory */
3301da177e4SLinus Torvalds NF4NAMEDATTR = 9 /* Named Attribute */
3311da177e4SLinus Torvalds };
3321da177e4SLinus Torvalds
3331da177e4SLinus Torvalds enum open_claim_type4 {
3341da177e4SLinus Torvalds NFS4_OPEN_CLAIM_NULL = 0,
3351da177e4SLinus Torvalds NFS4_OPEN_CLAIM_PREVIOUS = 1,
3361da177e4SLinus Torvalds NFS4_OPEN_CLAIM_DELEGATE_CUR = 2,
3378b289b2cSJ. Bruce Fields NFS4_OPEN_CLAIM_DELEGATE_PREV = 3,
3388b289b2cSJ. Bruce Fields NFS4_OPEN_CLAIM_FH = 4, /* 4.1 */
3398b289b2cSJ. Bruce Fields NFS4_OPEN_CLAIM_DELEG_CUR_FH = 5, /* 4.1 */
3408b289b2cSJ. Bruce Fields NFS4_OPEN_CLAIM_DELEG_PREV_FH = 6, /* 4.1 */
3411da177e4SLinus Torvalds };
3421da177e4SLinus Torvalds
3431da177e4SLinus Torvalds enum opentype4 {
3441da177e4SLinus Torvalds NFS4_OPEN_NOCREATE = 0,
3451da177e4SLinus Torvalds NFS4_OPEN_CREATE = 1
3461da177e4SLinus Torvalds };
3471da177e4SLinus Torvalds
3481da177e4SLinus Torvalds enum createmode4 {
3491da177e4SLinus Torvalds NFS4_CREATE_UNCHECKED = 0,
3501da177e4SLinus Torvalds NFS4_CREATE_GUARDED = 1,
35179fb54abSBenny Halevy NFS4_CREATE_EXCLUSIVE = 2,
35279fb54abSBenny Halevy /*
35379fb54abSBenny Halevy * New to NFSv4.1. If session is persistent,
35479fb54abSBenny Halevy * GUARDED4 MUST be used. Otherwise, use
35579fb54abSBenny Halevy * EXCLUSIVE4_1 instead of EXCLUSIVE4.
35679fb54abSBenny Halevy */
35779fb54abSBenny Halevy NFS4_CREATE_EXCLUSIVE4_1 = 3
3581da177e4SLinus Torvalds };
3591da177e4SLinus Torvalds
3601da177e4SLinus Torvalds enum limit_by4 {
3611da177e4SLinus Torvalds NFS4_LIMIT_SIZE = 1,
3621da177e4SLinus Torvalds NFS4_LIMIT_BLOCKS = 2
3631da177e4SLinus Torvalds };
3641da177e4SLinus Torvalds
3651da177e4SLinus Torvalds enum open_delegation_type4 {
3661da177e4SLinus Torvalds NFS4_OPEN_DELEGATE_NONE = 0,
3671da177e4SLinus Torvalds NFS4_OPEN_DELEGATE_READ = 1,
368d24433cdSBenny Halevy NFS4_OPEN_DELEGATE_WRITE = 2,
369d24433cdSBenny Halevy NFS4_OPEN_DELEGATE_NONE_EXT = 3, /* 4.1 */
370d24433cdSBenny Halevy };
371d24433cdSBenny Halevy
372d24433cdSBenny Halevy enum why_no_delegation4 { /* new to v4.1 */
373d24433cdSBenny Halevy WND4_NOT_WANTED = 0,
374d24433cdSBenny Halevy WND4_CONTENTION = 1,
375d24433cdSBenny Halevy WND4_RESOURCE = 2,
376d24433cdSBenny Halevy WND4_NOT_SUPP_FTYPE = 3,
377d24433cdSBenny Halevy WND4_WRITE_DELEG_NOT_SUPP_FTYPE = 4,
378d24433cdSBenny Halevy WND4_NOT_SUPP_UPGRADE = 5,
379d24433cdSBenny Halevy WND4_NOT_SUPP_DOWNGRADE = 6,
380d24433cdSBenny Halevy WND4_CANCELLED = 7,
381d24433cdSBenny Halevy WND4_IS_DIR = 8,
3821da177e4SLinus Torvalds };
3831da177e4SLinus Torvalds
3841da177e4SLinus Torvalds enum lock_type4 {
3851da177e4SLinus Torvalds NFS4_UNLOCK_LT = 0,
3861da177e4SLinus Torvalds NFS4_READ_LT = 1,
3871da177e4SLinus Torvalds NFS4_WRITE_LT = 2,
3881da177e4SLinus Torvalds NFS4_READW_LT = 3,
3891da177e4SLinus Torvalds NFS4_WRITEW_LT = 4
3901da177e4SLinus Torvalds };
3911da177e4SLinus Torvalds
3921da177e4SLinus Torvalds
3931da177e4SLinus Torvalds /* Mandatory Attributes */
3941da177e4SLinus Torvalds #define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0)
3951da177e4SLinus Torvalds #define FATTR4_WORD0_TYPE (1UL << 1)
3961da177e4SLinus Torvalds #define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2)
3971da177e4SLinus Torvalds #define FATTR4_WORD0_CHANGE (1UL << 3)
3981da177e4SLinus Torvalds #define FATTR4_WORD0_SIZE (1UL << 4)
3991da177e4SLinus Torvalds #define FATTR4_WORD0_LINK_SUPPORT (1UL << 5)
4001da177e4SLinus Torvalds #define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6)
4011da177e4SLinus Torvalds #define FATTR4_WORD0_NAMED_ATTR (1UL << 7)
4021da177e4SLinus Torvalds #define FATTR4_WORD0_FSID (1UL << 8)
4031da177e4SLinus Torvalds #define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9)
4041da177e4SLinus Torvalds #define FATTR4_WORD0_LEASE_TIME (1UL << 10)
4051da177e4SLinus Torvalds #define FATTR4_WORD0_RDATTR_ERROR (1UL << 11)
4068c18f205SBenny Halevy /* Mandatory in NFSv4.1 */
4078c18f205SBenny Halevy #define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11)
4081da177e4SLinus Torvalds
4091da177e4SLinus Torvalds /* Recommended Attributes */
4101da177e4SLinus Torvalds #define FATTR4_WORD0_ACL (1UL << 12)
4111da177e4SLinus Torvalds #define FATTR4_WORD0_ACLSUPPORT (1UL << 13)
4121da177e4SLinus Torvalds #define FATTR4_WORD0_ARCHIVE (1UL << 14)
4131da177e4SLinus Torvalds #define FATTR4_WORD0_CANSETTIME (1UL << 15)
4141da177e4SLinus Torvalds #define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16)
4151da177e4SLinus Torvalds #define FATTR4_WORD0_CASE_PRESERVING (1UL << 17)
4161da177e4SLinus Torvalds #define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18)
4171da177e4SLinus Torvalds #define FATTR4_WORD0_FILEHANDLE (1UL << 19)
4181da177e4SLinus Torvalds #define FATTR4_WORD0_FILEID (1UL << 20)
4191da177e4SLinus Torvalds #define FATTR4_WORD0_FILES_AVAIL (1UL << 21)
4201da177e4SLinus Torvalds #define FATTR4_WORD0_FILES_FREE (1UL << 22)
4211da177e4SLinus Torvalds #define FATTR4_WORD0_FILES_TOTAL (1UL << 23)
4221da177e4SLinus Torvalds #define FATTR4_WORD0_FS_LOCATIONS (1UL << 24)
4231da177e4SLinus Torvalds #define FATTR4_WORD0_HIDDEN (1UL << 25)
4241da177e4SLinus Torvalds #define FATTR4_WORD0_HOMOGENEOUS (1UL << 26)
4251da177e4SLinus Torvalds #define FATTR4_WORD0_MAXFILESIZE (1UL << 27)
4261da177e4SLinus Torvalds #define FATTR4_WORD0_MAXLINK (1UL << 28)
4271da177e4SLinus Torvalds #define FATTR4_WORD0_MAXNAME (1UL << 29)
4281da177e4SLinus Torvalds #define FATTR4_WORD0_MAXREAD (1UL << 30)
4291da177e4SLinus Torvalds #define FATTR4_WORD0_MAXWRITE (1UL << 31)
4301da177e4SLinus Torvalds #define FATTR4_WORD1_MIMETYPE (1UL << 0)
4311da177e4SLinus Torvalds #define FATTR4_WORD1_MODE (1UL << 1)
4321da177e4SLinus Torvalds #define FATTR4_WORD1_NO_TRUNC (1UL << 2)
4331da177e4SLinus Torvalds #define FATTR4_WORD1_NUMLINKS (1UL << 3)
4341da177e4SLinus Torvalds #define FATTR4_WORD1_OWNER (1UL << 4)
4351da177e4SLinus Torvalds #define FATTR4_WORD1_OWNER_GROUP (1UL << 5)
4361da177e4SLinus Torvalds #define FATTR4_WORD1_QUOTA_HARD (1UL << 6)
4371da177e4SLinus Torvalds #define FATTR4_WORD1_QUOTA_SOFT (1UL << 7)
4381da177e4SLinus Torvalds #define FATTR4_WORD1_QUOTA_USED (1UL << 8)
4391da177e4SLinus Torvalds #define FATTR4_WORD1_RAWDEV (1UL << 9)
4401da177e4SLinus Torvalds #define FATTR4_WORD1_SPACE_AVAIL (1UL << 10)
4411da177e4SLinus Torvalds #define FATTR4_WORD1_SPACE_FREE (1UL << 11)
4421da177e4SLinus Torvalds #define FATTR4_WORD1_SPACE_TOTAL (1UL << 12)
4431da177e4SLinus Torvalds #define FATTR4_WORD1_SPACE_USED (1UL << 13)
4441da177e4SLinus Torvalds #define FATTR4_WORD1_SYSTEM (1UL << 14)
4451da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_ACCESS (1UL << 15)
4461da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16)
4471da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_BACKUP (1UL << 17)
4481da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_CREATE (1UL << 18)
4491da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_DELTA (1UL << 19)
4501da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_METADATA (1UL << 20)
4511da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_MODIFY (1UL << 21)
4521da177e4SLinus Torvalds #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22)
4531da177e4SLinus Torvalds #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23)
4547b8b44ebSTrond Myklebust #define FATTR4_WORD1_DACL (1UL << 26)
4557b8b44ebSTrond Myklebust #define FATTR4_WORD1_SACL (1UL << 27)
456c772567dSDean Hildebrand #define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30)
4579cf514ccSChristoph Hellwig #define FATTR4_WORD2_LAYOUT_TYPES (1UL << 0)
458c772567dSDean Hildebrand #define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1)
45988034c3dSAndy Adamson #define FATTR4_WORD2_MDSTHRESHOLD (1UL << 4)
4602a92ee92SPeng Tao #define FATTR4_WORD2_CLONE_BLKSIZE (1UL << 13)
4617f08a335STrond Myklebust #define FATTR4_WORD2_CHANGE_ATTR_TYPE (1UL << 15)
462f3f5a0f8STrond Myklebust #define FATTR4_WORD2_SECURITY_LABEL (1UL << 16)
463dff25ddbSAndreas Gruenbacher #define FATTR4_WORD2_MODE_UMASK (1UL << 17)
464c1326210SFrank van der Linden #define FATTR4_WORD2_XATTR_SUPPORT (1UL << 18)
46588034c3dSAndy Adamson
46688034c3dSAndy Adamson /* MDS threshold bitmap bits */
46788034c3dSAndy Adamson #define THRESHOLD_RD (1UL << 0)
46888034c3dSAndy Adamson #define THRESHOLD_WR (1UL << 1)
46988034c3dSAndy Adamson #define THRESHOLD_RD_IO (1UL << 2)
47088034c3dSAndy Adamson #define THRESHOLD_WR_IO (1UL << 3)
4711da177e4SLinus Torvalds
4721da177e4SLinus Torvalds #define NFSPROC4_NULL 0
4731da177e4SLinus Torvalds #define NFSPROC4_COMPOUND 1
474764302ccSChuck Lever #define NFS4_VERSION 4
4751da177e4SLinus Torvalds #define NFS4_MINOR_VERSION 0
47644549dffSMike Sager
4771da177e4SLinus Torvalds #define NFS4_DEBUG 1
4781da177e4SLinus Torvalds
4798634ef5eSTrond Myklebust /*
4808634ef5eSTrond Myklebust * Index of predefined Linux client operations
4818634ef5eSTrond Myklebust *
4828634ef5eSTrond Myklebust * To ensure that /proc/net/rpc/nfs remains correctly ordered, please
4838634ef5eSTrond Myklebust * append only to this enum when adding new client operations.
4848634ef5eSTrond Myklebust */
4851da177e4SLinus Torvalds
4861da177e4SLinus Torvalds enum {
4871da177e4SLinus Torvalds NFSPROC4_CLNT_NULL = 0, /* Unused */
4881da177e4SLinus Torvalds NFSPROC4_CLNT_READ,
4891da177e4SLinus Torvalds NFSPROC4_CLNT_WRITE,
4901da177e4SLinus Torvalds NFSPROC4_CLNT_COMMIT,
4911da177e4SLinus Torvalds NFSPROC4_CLNT_OPEN,
4921da177e4SLinus Torvalds NFSPROC4_CLNT_OPEN_CONFIRM,
4931da177e4SLinus Torvalds NFSPROC4_CLNT_OPEN_NOATTR,
4941da177e4SLinus Torvalds NFSPROC4_CLNT_OPEN_DOWNGRADE,
4951da177e4SLinus Torvalds NFSPROC4_CLNT_CLOSE,
4961da177e4SLinus Torvalds NFSPROC4_CLNT_SETATTR,
4971da177e4SLinus Torvalds NFSPROC4_CLNT_FSINFO,
4981da177e4SLinus Torvalds NFSPROC4_CLNT_RENEW,
4991da177e4SLinus Torvalds NFSPROC4_CLNT_SETCLIENTID,
5001da177e4SLinus Torvalds NFSPROC4_CLNT_SETCLIENTID_CONFIRM,
5011da177e4SLinus Torvalds NFSPROC4_CLNT_LOCK,
5021da177e4SLinus Torvalds NFSPROC4_CLNT_LOCKT,
5031da177e4SLinus Torvalds NFSPROC4_CLNT_LOCKU,
5041da177e4SLinus Torvalds NFSPROC4_CLNT_ACCESS,
5051da177e4SLinus Torvalds NFSPROC4_CLNT_GETATTR,
5061da177e4SLinus Torvalds NFSPROC4_CLNT_LOOKUP,
5071da177e4SLinus Torvalds NFSPROC4_CLNT_LOOKUP_ROOT,
5081da177e4SLinus Torvalds NFSPROC4_CLNT_REMOVE,
5091da177e4SLinus Torvalds NFSPROC4_CLNT_RENAME,
5101da177e4SLinus Torvalds NFSPROC4_CLNT_LINK,
5111da177e4SLinus Torvalds NFSPROC4_CLNT_SYMLINK,
5121da177e4SLinus Torvalds NFSPROC4_CLNT_CREATE,
5131da177e4SLinus Torvalds NFSPROC4_CLNT_PATHCONF,
5141da177e4SLinus Torvalds NFSPROC4_CLNT_STATFS,
5151da177e4SLinus Torvalds NFSPROC4_CLNT_READLINK,
5161da177e4SLinus Torvalds NFSPROC4_CLNT_READDIR,
5171da177e4SLinus Torvalds NFSPROC4_CLNT_SERVER_CAPS,
5181da177e4SLinus Torvalds NFSPROC4_CLNT_DELEGRETURN,
519029d105eSJ. Bruce Fields NFSPROC4_CLNT_GETACL,
52023ec6965SJ. Bruce Fields NFSPROC4_CLNT_SETACL,
521683b57b4STrond Myklebust NFSPROC4_CLNT_FS_LOCATIONS,
522d3c7b7ccSTrond Myklebust NFSPROC4_CLNT_RELEASE_LOCKOWNER,
5235a5ea0d4SBryan Schumaker NFSPROC4_CLNT_SECINFO,
52444c99933SChuck Lever NFSPROC4_CLNT_FSID_PRESENT,
52518df1884SBenny Halevy
52618df1884SBenny Halevy NFSPROC4_CLNT_EXCHANGE_ID,
52718df1884SBenny Halevy NFSPROC4_CLNT_CREATE_SESSION,
52818df1884SBenny Halevy NFSPROC4_CLNT_DESTROY_SESSION,
52918df1884SBenny Halevy NFSPROC4_CLNT_SEQUENCE,
53018df1884SBenny Halevy NFSPROC4_CLNT_GET_LEASE_TIME,
53118019753SRicardo Labiaga NFSPROC4_CLNT_RECLAIM_COMPLETE,
532b1f69b75SAndy Adamson NFSPROC4_CLNT_LAYOUTGET,
533b1f69b75SAndy Adamson NFSPROC4_CLNT_GETDEVICEINFO,
534863a3c6cSAndy Adamson NFSPROC4_CLNT_LAYOUTCOMMIT,
535cbe82603SBenny Halevy NFSPROC4_CLNT_LAYOUTRETURN,
536fca78d6dSBryan Schumaker NFSPROC4_CLNT_SECINFO_NO_NAME,
5377d974794SBryan Schumaker NFSPROC4_CLNT_TEST_STATEID,
5389aeda35fSBryan Schumaker NFSPROC4_CLNT_FREE_STATEID,
5397f11d8d3SAndy Adamson NFSPROC4_CLNT_GETDEVICELIST,
540ad24ecfbSTrond Myklebust NFSPROC4_CLNT_BIND_CONN_TO_SESSION,
54166245539STrond Myklebust NFSPROC4_CLNT_DESTROY_CLIENTID,
5421c6dcbe5SAnna Schumaker
5431c6dcbe5SAnna Schumaker NFSPROC4_CLNT_SEEK,
544f4ac1674SAnna Schumaker NFSPROC4_CLNT_ALLOCATE,
545624bd5b7SAnna Schumaker NFSPROC4_CLNT_DEALLOCATE,
546be3a5d23STrond Myklebust NFSPROC4_CLNT_LAYOUTSTATS,
54736022770SPeng Tao NFSPROC4_CLNT_CLONE,
5482e72448bSAnna Schumaker NFSPROC4_CLNT_COPY,
549cb95deeaSOlga Kornievskaia NFSPROC4_CLNT_OFFLOAD_CANCEL,
5508634ef5eSTrond Myklebust
5518634ef5eSTrond Myklebust NFSPROC4_CLNT_LOOKUPP,
5523eb86093STrond Myklebust NFSPROC4_CLNT_LAYOUTERROR,
553634d811cSTrond Myklebust NFSPROC4_CLNT_COPY_NOTIFY,
5549a67fcc8SFrank van der Linden
5559a67fcc8SFrank van der Linden NFSPROC4_CLNT_GETXATTR,
5569a67fcc8SFrank van der Linden NFSPROC4_CLNT_SETXATTR,
5579a67fcc8SFrank van der Linden NFSPROC4_CLNT_LISTXATTRS,
5589a67fcc8SFrank van der Linden NFSPROC4_CLNT_REMOVEXATTR,
559c5675526SAnna Schumaker NFSPROC4_CLNT_READ_PLUS,
56018df1884SBenny Halevy };
56118df1884SBenny Halevy
56218df1884SBenny Halevy /* nfs41 types */
56318df1884SBenny Halevy struct nfs4_sessionid {
56418df1884SBenny Halevy unsigned char data[NFS4_MAX_SESSIONID_LEN];
56518df1884SBenny Halevy };
56618df1884SBenny Halevy
56718df1884SBenny Halevy /* Create Session Flags */
56818df1884SBenny Halevy #define SESSION4_PERSIST 0x001
56918df1884SBenny Halevy #define SESSION4_BACK_CHAN 0x002
57018df1884SBenny Halevy #define SESSION4_RDMA 0x004
571a62573dcSMi Jinlong
572a62573dcSMi Jinlong #define SESSION4_FLAG_MASK_A 0x007
57318df1884SBenny Halevy
57418df1884SBenny Halevy enum state_protect_how4 {
57518df1884SBenny Halevy SP4_NONE = 0,
57618df1884SBenny Halevy SP4_MACH_CRED = 1,
57718df1884SBenny Halevy SP4_SSV = 2
5781da177e4SLinus Torvalds };
5791da177e4SLinus Torvalds
580c772567dSDean Hildebrand enum pnfs_layouttype {
581c772567dSDean Hildebrand LAYOUT_NFSV4_1_FILES = 1,
582c772567dSDean Hildebrand LAYOUT_OSD2_OBJECTS = 2,
583c772567dSDean Hildebrand LAYOUT_BLOCK_VOLUME = 3,
584d67ae825STom Haynes LAYOUT_FLEX_FILES = 4,
58540cf446bSChristoph Hellwig LAYOUT_SCSI = 5,
5866cae0a46SChristoph Hellwig LAYOUT_TYPE_MAX
587c772567dSDean Hildebrand };
588c772567dSDean Hildebrand
589c772567dSDean Hildebrand /* used for both layout return and recall */
590c772567dSDean Hildebrand enum pnfs_layoutreturn_type {
591c772567dSDean Hildebrand RETURN_FILE = 1,
592c772567dSDean Hildebrand RETURN_FSID = 2,
593c772567dSDean Hildebrand RETURN_ALL = 3
594c772567dSDean Hildebrand };
595c772567dSDean Hildebrand
596c772567dSDean Hildebrand enum pnfs_iomode {
597c772567dSDean Hildebrand IOMODE_READ = 1,
598c772567dSDean Hildebrand IOMODE_RW = 2,
599c772567dSDean Hildebrand IOMODE_ANY = 3,
600c772567dSDean Hildebrand };
601c772567dSDean Hildebrand
602c772567dSDean Hildebrand enum pnfs_notify_deviceid_type4 {
603c772567dSDean Hildebrand NOTIFY_DEVICEID4_CHANGE = 1 << 1,
604c772567dSDean Hildebrand NOTIFY_DEVICEID4_DELETE = 1 << 2,
605c772567dSDean Hildebrand };
606c772567dSDean Hildebrand
6078bb28975SChristoph Hellwig enum pnfs_block_volume_type {
6088bb28975SChristoph Hellwig PNFS_BLOCK_VOLUME_SIMPLE = 0,
6098bb28975SChristoph Hellwig PNFS_BLOCK_VOLUME_SLICE = 1,
6108bb28975SChristoph Hellwig PNFS_BLOCK_VOLUME_CONCAT = 2,
6118bb28975SChristoph Hellwig PNFS_BLOCK_VOLUME_STRIPE = 3,
61240cf446bSChristoph Hellwig PNFS_BLOCK_VOLUME_SCSI = 4,
6138bb28975SChristoph Hellwig };
6148bb28975SChristoph Hellwig
6158bb28975SChristoph Hellwig enum pnfs_block_extent_state {
6168bb28975SChristoph Hellwig PNFS_BLOCK_READWRITE_DATA = 0,
6178bb28975SChristoph Hellwig PNFS_BLOCK_READ_DATA = 1,
6188bb28975SChristoph Hellwig PNFS_BLOCK_INVALID_DATA = 2,
6198bb28975SChristoph Hellwig PNFS_BLOCK_NONE_DATA = 3,
6208bb28975SChristoph Hellwig };
6218bb28975SChristoph Hellwig
6228bb28975SChristoph Hellwig /* on the wire size of a block layout extent */
6238bb28975SChristoph Hellwig #define PNFS_BLOCK_EXTENT_SIZE \
6248bb28975SChristoph Hellwig (7 * sizeof(__be32) + NFS4_DEVICEID4_SIZE)
6258bb28975SChristoph Hellwig
62640cf446bSChristoph Hellwig /* on the wire size of a scsi commit range */
62740cf446bSChristoph Hellwig #define PNFS_SCSI_RANGE_SIZE \
62840cf446bSChristoph Hellwig (4 * sizeof(__be32))
62940cf446bSChristoph Hellwig
63040cf446bSChristoph Hellwig enum scsi_code_set {
63140cf446bSChristoph Hellwig PS_CODE_SET_BINARY = 1,
63240cf446bSChristoph Hellwig PS_CODE_SET_ASCII = 2,
63340cf446bSChristoph Hellwig PS_CODE_SET_UTF8 = 3
63440cf446bSChristoph Hellwig };
63540cf446bSChristoph Hellwig
63640cf446bSChristoph Hellwig enum scsi_designator_type {
63740cf446bSChristoph Hellwig PS_DESIGNATOR_T10 = 1,
63840cf446bSChristoph Hellwig PS_DESIGNATOR_EUI64 = 2,
63940cf446bSChristoph Hellwig PS_DESIGNATOR_NAA = 3,
64040cf446bSChristoph Hellwig PS_DESIGNATOR_NAME = 8
64140cf446bSChristoph Hellwig };
64240cf446bSChristoph Hellwig
643c772567dSDean Hildebrand #define NFL4_UFLG_MASK 0x0000003F
644c772567dSDean Hildebrand #define NFL4_UFLG_DENSE 0x00000001
645c772567dSDean Hildebrand #define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002
646c772567dSDean Hildebrand #define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0
647c772567dSDean Hildebrand
648c772567dSDean Hildebrand /* Encoded in the loh_body field of type layouthint4 */
649c772567dSDean Hildebrand enum filelayout_hint_care4 {
650c772567dSDean Hildebrand NFLH4_CARE_DENSE = NFL4_UFLG_DENSE,
651c772567dSDean Hildebrand NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS,
652c772567dSDean Hildebrand NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040,
653c772567dSDean Hildebrand NFLH4_CARE_STRIPE_COUNT = 0x00000080
654c772567dSDean Hildebrand };
655c772567dSDean Hildebrand
656c772567dSDean Hildebrand #define NFS4_DEVICEID4_SIZE 16
657c772567dSDean Hildebrand
658c772567dSDean Hildebrand struct nfs4_deviceid {
659c772567dSDean Hildebrand char data[NFS4_DEVICEID4_SIZE];
660c772567dSDean Hildebrand };
661c772567dSDean Hildebrand
66224bab491SAnna Schumaker enum data_content4 {
66324bab491SAnna Schumaker NFS4_CONTENT_DATA = 0,
66424bab491SAnna Schumaker NFS4_CONTENT_HOLE = 1,
66524bab491SAnna Schumaker };
66624bab491SAnna Schumaker
6679a4bf31dSJeff Layton enum pnfs_update_layout_reason {
6689a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_UNKNOWN = 0,
6699a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_NO_PNFS,
6709a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_RD_ZEROLEN,
6719a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_MDSTHRESH,
6729a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_NOMEM,
6739a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_BULK_RECALL,
6749a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_IO_TEST_FAIL,
6759a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_FOUND_CACHED,
6769a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_RETURN,
677183d9e7bSJeff Layton PNFS_UPDATE_LAYOUT_RETRY,
6789a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_BLOCKED,
679183d9e7bSJeff Layton PNFS_UPDATE_LAYOUT_INVALID_OPEN,
6809a4bf31dSJeff Layton PNFS_UPDATE_LAYOUT_SEND_LAYOUTGET,
681d5b9216fSTrond Myklebust PNFS_UPDATE_LAYOUT_EXIT,
6829a4bf31dSJeff Layton };
6839a4bf31dSJeff Layton
6841adf0c5aSAndrew Elble #define NFS4_OP_MAP_NUM_LONGS \
6851adf0c5aSAndrew Elble DIV_ROUND_UP(LAST_NFS4_OP, 8 * sizeof(unsigned long))
6861adf0c5aSAndrew Elble #define NFS4_OP_MAP_NUM_WORDS \
6871adf0c5aSAndrew Elble (NFS4_OP_MAP_NUM_LONGS * sizeof(unsigned long) / sizeof(u32))
6881adf0c5aSAndrew Elble struct nfs4_op_map {
6891adf0c5aSAndrew Elble union {
6901adf0c5aSAndrew Elble unsigned long longs[NFS4_OP_MAP_NUM_LONGS];
6911adf0c5aSAndrew Elble u32 words[NFS4_OP_MAP_NUM_WORDS];
6921adf0c5aSAndrew Elble } u;
6931adf0c5aSAndrew Elble };
6941adf0c5aSAndrew Elble
695f9bdad8cSOlga Kornievskaia struct nfs42_netaddr {
696f9bdad8cSOlga Kornievskaia char netid[RPCBIND_MAXNETIDLEN];
697f9bdad8cSOlga Kornievskaia char addr[RPCBIND_MAXUADDRLEN + 1];
698f9bdad8cSOlga Kornievskaia u32 netid_len;
699f9bdad8cSOlga Kornievskaia u32 addr_len;
700f9bdad8cSOlga Kornievskaia };
701f9bdad8cSOlga Kornievskaia
702f9bdad8cSOlga Kornievskaia enum netloc_type4 {
703f9bdad8cSOlga Kornievskaia NL4_NAME = 1,
704f9bdad8cSOlga Kornievskaia NL4_URL = 2,
705f9bdad8cSOlga Kornievskaia NL4_NETADDR = 3,
706f9bdad8cSOlga Kornievskaia };
707f9bdad8cSOlga Kornievskaia
708f9bdad8cSOlga Kornievskaia struct nl4_server {
709f9bdad8cSOlga Kornievskaia enum netloc_type4 nl4_type;
710f9bdad8cSOlga Kornievskaia union {
711f9bdad8cSOlga Kornievskaia struct { /* NL4_NAME, NL4_URL */
712f9bdad8cSOlga Kornievskaia int nl4_str_sz;
713f9bdad8cSOlga Kornievskaia char nl4_str[NFS4_OPAQUE_LIMIT + 1];
714f9bdad8cSOlga Kornievskaia };
715f9bdad8cSOlga Kornievskaia struct nfs42_netaddr nl4_addr; /* NL4_NETADDR */
716f9bdad8cSOlga Kornievskaia } u;
717f9bdad8cSOlga Kornievskaia };
718c1326210SFrank van der Linden
7197f08a335STrond Myklebust enum nfs4_change_attr_type {
7207f08a335STrond Myklebust NFS4_CHANGE_TYPE_IS_MONOTONIC_INCR = 0,
7217f08a335STrond Myklebust NFS4_CHANGE_TYPE_IS_VERSION_COUNTER = 1,
7227f08a335STrond Myklebust NFS4_CHANGE_TYPE_IS_VERSION_COUNTER_NOPNFS = 2,
7237f08a335STrond Myklebust NFS4_CHANGE_TYPE_IS_TIME_METADATA = 3,
7247f08a335STrond Myklebust NFS4_CHANGE_TYPE_IS_UNDEFINED = 4,
7257f08a335STrond Myklebust };
7267f08a335STrond Myklebust
727c1326210SFrank van der Linden /*
728c1326210SFrank van der Linden * Options for setxattr. These match the flags for setxattr(2).
729c1326210SFrank van der Linden */
730c1326210SFrank van der Linden enum nfs4_setxattr_options {
731c1326210SFrank van der Linden SETXATTR4_EITHER = 0,
732c1326210SFrank van der Linden SETXATTR4_CREATE = 1,
733c1326210SFrank van der Linden SETXATTR4_REPLACE = 2,
734c1326210SFrank van der Linden };
735*44df6f43SDai Ngo
736*44df6f43SDai Ngo enum {
737*44df6f43SDai Ngo RCA4_TYPE_MASK_RDATA_DLG = 0,
738*44df6f43SDai Ngo RCA4_TYPE_MASK_WDATA_DLG = 1,
739*44df6f43SDai Ngo RCA4_TYPE_MASK_DIR_DLG = 2,
740*44df6f43SDai Ngo RCA4_TYPE_MASK_FILE_LAYOUT = 3,
741*44df6f43SDai Ngo RCA4_TYPE_MASK_BLK_LAYOUT = 4,
742*44df6f43SDai Ngo RCA4_TYPE_MASK_OBJ_LAYOUT_MIN = 8,
743*44df6f43SDai Ngo RCA4_TYPE_MASK_OBJ_LAYOUT_MAX = 9,
744*44df6f43SDai Ngo RCA4_TYPE_MASK_OTHER_LAYOUT_MIN = 12,
745*44df6f43SDai Ngo RCA4_TYPE_MASK_OTHER_LAYOUT_MAX = 15,
746*44df6f43SDai Ngo };
747*44df6f43SDai Ngo
7481da177e4SLinus Torvalds #endif
749