| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * 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/list.h> |
| #include <linux/uidgid.h> |
| #include <uapi/linux/nfs4.h> |
| #include <linux/sunrpc/msg_prot.h> |
| |
| enum nfs4_acl_whotype { |
| NFS4_ACL_WHO_NAMED = 0, |
| NFS4_ACL_WHO_OWNER, |
| NFS4_ACL_WHO_GROUP, |
| NFS4_ACL_WHO_EVERYONE, |
| }; |
| |
| struct nfs4_ace { |
| uint32_t type; |
| uint32_t flag; |
| uint32_t access_mask; |
| int whotype; |
| union { |
| kuid_t who_uid; |
| kgid_t who_gid; |
| }; |
| }; |
| |
| struct nfs4_acl { |
| uint32_t naces; |
| struct nfs4_ace aces[]; |
| }; |
| |
| #define NFS4_MAXLABELLEN 2048 |
| |
| struct nfs4_label { |
| uint32_t lfs; |
| uint32_t pi; |
| u32 len; |
| char *label; |
| }; |
| |
| typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; |
| |
| struct nfs4_stateid_struct { |
| union { |
| char data[NFS4_STATEID_SIZE]; |
| struct { |
| __be32 seqid; |
| char other[NFS4_STATEID_OTHER_SIZE]; |
| } __attribute__ ((packed)); |
| }; |
| |
| enum { |
| NFS4_INVALID_STATEID_TYPE = 0, |
| NFS4_SPECIAL_STATEID_TYPE, |
| NFS4_OPEN_STATEID_TYPE, |
| NFS4_LOCK_STATEID_TYPE, |
| NFS4_DELEGATION_STATEID_TYPE, |
| NFS4_LAYOUT_STATEID_TYPE, |
| NFS4_PNFS_DS_STATEID_TYPE, |
| NFS4_REVOKED_STATEID_TYPE, |
| } type; |
| }; |
| |
| typedef struct nfs4_stateid_struct 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, |
| |
| /* nfs42 */ |
| OP_ALLOCATE = 59, |
| OP_COPY = 60, |
| OP_COPY_NOTIFY = 61, |
| OP_DEALLOCATE = 62, |
| OP_IO_ADVISE = 63, |
| OP_LAYOUTERROR = 64, |
| OP_LAYOUTSTATS = 65, |
| OP_OFFLOAD_CANCEL = 66, |
| OP_OFFLOAD_STATUS = 67, |
| OP_READ_PLUS = 68, |
| OP_SEEK = 69, |
| OP_WRITE_SAME = 70, |
| OP_CLONE = 71, |
| |
| 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_NFS40_OP OP_RELEASE_LOCKOWNER |
| #define LAST_NFS41_OP OP_RECLAIM_COMPLETE |
| #define LAST_NFS42_OP OP_CLONE |
| #define LAST_NFS4_OP LAST_NFS42_OP |
| |
| 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 */ |
| |
| /* nfs42 */ |
| NFS4ERR_PARTNER_NOTSUPP = 10088, |
| NFS4ERR_PARTNER_NO_AUTH = 10089, |
| NFS4ERR_UNION_NOTSUPP = 10090, |
| NFS4ERR_OFFLOAD_DENIED = 10091, |
| NFS4ERR_WRONG_LFS = 10092, |
| NFS4ERR_BADLABEL = 10093, |
| NFS4ERR_OFFLOAD_NO_REQS = 10094, |
| }; |
| |
| static inline bool seqid_mutating_err(u32 err) |
| { |
| /* See RFC 7530, section 9.1.7 */ |
| switch (err) { |
| case NFS4ERR_STALE_CLIENTID: |
| case NFS4ERR_STALE_STATEID: |
| case NFS4ERR_BAD_STATEID: |
| case NFS4ERR_BAD_SEQID: |
| case NFS4ERR_BADXDR: |
| case NFS4ERR_RESOURCE: |
| case NFS4ERR_NOFILEHANDLE: |
| case NFS4ERR_MOVED: |
| return false; |
| } |
| return true; |
| } |
| |
| /* |
| * 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, |
| NFS4_OPEN_CLAIM_FH = 4, /* 4.1 */ |
| NFS4_OPEN_CLAIM_DELEG_CUR_FH = 5, /* 4.1 */ |
| NFS4_OPEN_CLAIM_DELEG_PREV_FH = 6, /* 4.1 */ |
| }; |
| |
| 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, |
| NFS4_OPEN_DELEGATE_NONE_EXT = 3, /* 4.1 */ |
| }; |
| |
| enum why_no_delegation4 { /* new to v4.1 */ |
| WND4_NOT_WANTED = 0, |
| WND4_CONTENTION = 1, |
| WND4_RESOURCE = 2, |
| WND4_NOT_SUPP_FTYPE = 3, |
| WND4_WRITE_DELEG_NOT_SUPP_FTYPE = 4, |
| WND4_NOT_SUPP_UPGRADE = 5, |
| WND4_NOT_SUPP_DOWNGRADE = 6, |
| WND4_CANCELLED = 7, |
| WND4_IS_DIR = 8, |
| }; |
| |
| enum lock_type4 { |
| NFS4_UNLOCK_LT = 0, |
| NFS4_READ_LT = 1, |
| NFS4_WRITE_LT = 2, |
| NFS4_READW_LT = 3, |
| NFS4_WRITEW_LT = 4 |
| }; |
| |
| enum change_attr_type4 { |
| NFS4_CHANGE_TYPE_IS_MONOTONIC_INCR = 0, |
| NFS4_CHANGE_TYPE_IS_VERSION_COUNTER = 1, |
| NFS4_CHANGE_TYPE_IS_VERSION_COUNTER_NOPNFS = 2, |
| NFS4_CHANGE_TYPE_IS_TIME_METADATA = 3, |
| NFS4_CHANGE_TYPE_IS_UNDEFINED = 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_TYPES (1UL << 0) |
| #define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) |
| #define FATTR4_WORD2_MDSTHRESHOLD (1UL << 4) |
| #define FATTR4_WORD2_CLONE_BLKSIZE (1UL << 13) |
| #define FATTR4_WORD2_CHANGE_ATTR_TYPE (1UL << 15) |
| #define FATTR4_WORD2_SECURITY_LABEL (1UL << 16) |
| #define FATTR4_WORD2_MODE_UMASK (1UL << 17) |
| |
| /* MDS threshold bitmap bits */ |
| #define THRESHOLD_RD (1UL << 0) |
| #define THRESHOLD_WR (1UL << 1) |
| #define THRESHOLD_RD_IO (1UL << 2) |
| #define THRESHOLD_WR_IO (1UL << 3) |
| |
| #define NFSPROC4_NULL 0 |
| #define NFSPROC4_COMPOUND 1 |
| #define NFS4_VERSION 4 |
| #define NFS4_MINOR_VERSION 0 |
| |
| #define NFS4_DEBUG 1 |
| |
| /* |
| * Index of predefined Linux client operations |
| * |
| * To ensure that /proc/net/rpc/nfs remains correctly ordered, please |
| * append only to this enum when adding new 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, |
| NFSPROC4_CLNT_FSID_PRESENT, |
| |
| 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, |
| NFSPROC4_CLNT_SECINFO_NO_NAME, |
| NFSPROC4_CLNT_TEST_STATEID, |
| NFSPROC4_CLNT_FREE_STATEID, |
| NFSPROC4_CLNT_GETDEVICELIST, |
| NFSPROC4_CLNT_BIND_CONN_TO_SESSION, |
| NFSPROC4_CLNT_DESTROY_CLIENTID, |
| |
| NFSPROC4_CLNT_SEEK, |
| NFSPROC4_CLNT_ALLOCATE, |
| NFSPROC4_CLNT_DEALLOCATE, |
| NFSPROC4_CLNT_LAYOUTSTATS, |
| NFSPROC4_CLNT_CLONE, |
| NFSPROC4_CLNT_COPY, |
| NFSPROC4_CLNT_OFFLOAD_CANCEL, |
| |
| NFSPROC4_CLNT_LOOKUPP, |
| NFSPROC4_CLNT_LAYOUTERROR, |
| |
| NFSPROC4_CLNT_COPY_NOTIFY, |
| }; |
| |
| /* 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, |
| LAYOUT_FLEX_FILES = 4, |
| LAYOUT_SCSI = 5, |
| LAYOUT_TYPE_MAX |
| }; |
| |
| /* 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, |
| }; |
| |
| enum pnfs_block_volume_type { |
| PNFS_BLOCK_VOLUME_SIMPLE = 0, |
| PNFS_BLOCK_VOLUME_SLICE = 1, |
| PNFS_BLOCK_VOLUME_CONCAT = 2, |
| PNFS_BLOCK_VOLUME_STRIPE = 3, |
| PNFS_BLOCK_VOLUME_SCSI = 4, |
| }; |
| |
| enum pnfs_block_extent_state { |
| PNFS_BLOCK_READWRITE_DATA = 0, |
| PNFS_BLOCK_READ_DATA = 1, |
| PNFS_BLOCK_INVALID_DATA = 2, |
| PNFS_BLOCK_NONE_DATA = 3, |
| }; |
| |
| /* on the wire size of a block layout extent */ |
| #define PNFS_BLOCK_EXTENT_SIZE \ |
| (7 * sizeof(__be32) + NFS4_DEVICEID4_SIZE) |
| |
| /* on the wire size of a scsi commit range */ |
| #define PNFS_SCSI_RANGE_SIZE \ |
| (4 * sizeof(__be32)) |
| |
| enum scsi_code_set { |
| PS_CODE_SET_BINARY = 1, |
| PS_CODE_SET_ASCII = 2, |
| PS_CODE_SET_UTF8 = 3 |
| }; |
| |
| enum scsi_designator_type { |
| PS_DESIGNATOR_T10 = 1, |
| PS_DESIGNATOR_EUI64 = 2, |
| PS_DESIGNATOR_NAA = 3, |
| PS_DESIGNATOR_NAME = 8 |
| }; |
| |
| #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]; |
| }; |
| |
| enum data_content4 { |
| NFS4_CONTENT_DATA = 0, |
| NFS4_CONTENT_HOLE = 1, |
| }; |
| |
| enum pnfs_update_layout_reason { |
| PNFS_UPDATE_LAYOUT_UNKNOWN = 0, |
| PNFS_UPDATE_LAYOUT_NO_PNFS, |
| PNFS_UPDATE_LAYOUT_RD_ZEROLEN, |
| PNFS_UPDATE_LAYOUT_MDSTHRESH, |
| PNFS_UPDATE_LAYOUT_NOMEM, |
| PNFS_UPDATE_LAYOUT_BULK_RECALL, |
| PNFS_UPDATE_LAYOUT_IO_TEST_FAIL, |
| PNFS_UPDATE_LAYOUT_FOUND_CACHED, |
| PNFS_UPDATE_LAYOUT_RETURN, |
| PNFS_UPDATE_LAYOUT_RETRY, |
| PNFS_UPDATE_LAYOUT_BLOCKED, |
| PNFS_UPDATE_LAYOUT_INVALID_OPEN, |
| PNFS_UPDATE_LAYOUT_SEND_LAYOUTGET, |
| PNFS_UPDATE_LAYOUT_EXIT, |
| }; |
| |
| #define NFS4_OP_MAP_NUM_LONGS \ |
| DIV_ROUND_UP(LAST_NFS4_OP, 8 * sizeof(unsigned long)) |
| #define NFS4_OP_MAP_NUM_WORDS \ |
| (NFS4_OP_MAP_NUM_LONGS * sizeof(unsigned long) / sizeof(u32)) |
| struct nfs4_op_map { |
| union { |
| unsigned long longs[NFS4_OP_MAP_NUM_LONGS]; |
| u32 words[NFS4_OP_MAP_NUM_WORDS]; |
| } u; |
| }; |
| |
| struct nfs42_netaddr { |
| char netid[RPCBIND_MAXNETIDLEN]; |
| char addr[RPCBIND_MAXUADDRLEN + 1]; |
| u32 netid_len; |
| u32 addr_len; |
| }; |
| |
| enum netloc_type4 { |
| NL4_NAME = 1, |
| NL4_URL = 2, |
| NL4_NETADDR = 3, |
| }; |
| |
| struct nl4_server { |
| enum netloc_type4 nl4_type; |
| union { |
| struct { /* NL4_NAME, NL4_URL */ |
| int nl4_str_sz; |
| char nl4_str[NFS4_OPAQUE_LIMIT + 1]; |
| }; |
| struct nfs42_netaddr nl4_addr; /* NL4_NETADDR */ |
| } u; |
| }; |
| #endif |