| /* 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 <[email protected]> |
| * Andy Adamson <[email protected]> |
| */ |
| #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, |
| |
| /* xattr support (RFC8276) */ |
| OP_GETXATTR = 72, |
| OP_SETXATTR = 73, |
| OP_LISTXATTRS = 74, |
| OP_REMOVEXATTR = 75, |
| |
| 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_REMOVEXATTR |
| #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, |
| |
| /* xattr (RFC8276) */ |
| NFS4ERR_NOXATTR = 10095, |
| NFS4ERR_XATTR2BIG = 10096, |
| |
| /* can be used for internal errors */ |
| NFS4ERR_FIRST_FREE |
| }; |
| |
| /* error codes for internal client use */ |
| #define NFS4ERR_RESET_TO_MDS 12001 |
| #define NFS4ERR_RESET_TO_PNFS 12002 |
| |
| 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 */ |
| NFS4_OPEN_DELEGATE_READ_ATTRS_DELEG = 4, |
| NFS4_OPEN_DELEGATE_WRITE_ATTRS_DELEG = 5, |
| }; |
| |
| 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 |
| }; |
| |
| /* |
| * Symbol names and values are from RFC 7531 Section 2. |
| * "XDR Description of NFSv4.0" |
| */ |
| enum { |
| FATTR4_SUPPORTED_ATTRS = 0, |
| FATTR4_TYPE = 1, |
| FATTR4_FH_EXPIRE_TYPE = 2, |
| FATTR4_CHANGE = 3, |
| FATTR4_SIZE = 4, |
| FATTR4_LINK_SUPPORT = 5, |
| FATTR4_SYMLINK_SUPPORT = 6, |
| FATTR4_NAMED_ATTR = 7, |
| FATTR4_FSID = 8, |
| FATTR4_UNIQUE_HANDLES = 9, |
| FATTR4_LEASE_TIME = 10, |
| FATTR4_RDATTR_ERROR = 11, |
| FATTR4_ACL = 12, |
| FATTR4_ACLSUPPORT = 13, |
| FATTR4_ARCHIVE = 14, |
| FATTR4_CANSETTIME = 15, |
| FATTR4_CASE_INSENSITIVE = 16, |
| FATTR4_CASE_PRESERVING = 17, |
| FATTR4_CHOWN_RESTRICTED = 18, |
| FATTR4_FILEHANDLE = 19, |
| FATTR4_FILEID = 20, |
| FATTR4_FILES_AVAIL = 21, |
| FATTR4_FILES_FREE = 22, |
| FATTR4_FILES_TOTAL = 23, |
| FATTR4_FS_LOCATIONS = 24, |
| FATTR4_HIDDEN = 25, |
| FATTR4_HOMOGENEOUS = 26, |
| FATTR4_MAXFILESIZE = 27, |
| FATTR4_MAXLINK = 28, |
| FATTR4_MAXNAME = 29, |
| FATTR4_MAXREAD = 30, |
| FATTR4_MAXWRITE = 31, |
| FATTR4_MIMETYPE = 32, |
| FATTR4_MODE = 33, |
| FATTR4_NO_TRUNC = 34, |
| FATTR4_NUMLINKS = 35, |
| FATTR4_OWNER = 36, |
| FATTR4_OWNER_GROUP = 37, |
| FATTR4_QUOTA_AVAIL_HARD = 38, |
| FATTR4_QUOTA_AVAIL_SOFT = 39, |
| FATTR4_QUOTA_USED = 40, |
| FATTR4_RAWDEV = 41, |
| FATTR4_SPACE_AVAIL = 42, |
| FATTR4_SPACE_FREE = 43, |
| FATTR4_SPACE_TOTAL = 44, |
| FATTR4_SPACE_USED = 45, |
| FATTR4_SYSTEM = 46, |
| FATTR4_TIME_ACCESS = 47, |
| FATTR4_TIME_ACCESS_SET = 48, |
| FATTR4_TIME_BACKUP = 49, |
| FATTR4_TIME_CREATE = 50, |
| FATTR4_TIME_DELTA = 51, |
| FATTR4_TIME_METADATA = 52, |
| FATTR4_TIME_MODIFY = 53, |
| FATTR4_TIME_MODIFY_SET = 54, |
| FATTR4_MOUNTED_ON_FILEID = 55, |
| }; |
| |
| /* |
| * Symbol names and values are from RFC 5662 Section 2. |
| * "XDR Description of NFSv4.1" |
| */ |
| enum { |
| FATTR4_DIR_NOTIF_DELAY = 56, |
| FATTR4_DIRENT_NOTIF_DELAY = 57, |
| FATTR4_DACL = 58, |
| FATTR4_SACL = 59, |
| FATTR4_CHANGE_POLICY = 60, |
| FATTR4_FS_STATUS = 61, |
| FATTR4_FS_LAYOUT_TYPES = 62, |
| FATTR4_LAYOUT_HINT = 63, |
| FATTR4_LAYOUT_TYPES = 64, |
| FATTR4_LAYOUT_BLKSIZE = 65, |
| FATTR4_LAYOUT_ALIGNMENT = 66, |
| FATTR4_FS_LOCATIONS_INFO = 67, |
| FATTR4_MDSTHRESHOLD = 68, |
| FATTR4_RETENTION_GET = 69, |
| FATTR4_RETENTION_SET = 70, |
| FATTR4_RETENTEVT_GET = 71, |
| FATTR4_RETENTEVT_SET = 72, |
| FATTR4_RETENTION_HOLD = 73, |
| FATTR4_MODE_SET_MASKED = 74, |
| FATTR4_SUPPATTR_EXCLCREAT = 75, |
| FATTR4_FS_CHARSET_CAP = 76, |
| }; |
| |
| /* |
| * Symbol names and values are from RFC 7863 Section 2. |
| * "XDR Description of NFSv4.2" |
| */ |
| enum { |
| FATTR4_CLONE_BLKSIZE = 77, |
| FATTR4_SPACE_FREED = 78, |
| FATTR4_CHANGE_ATTR_TYPE = 79, |
| FATTR4_SEC_LABEL = 80, |
| }; |
| |
| /* |
| * Symbol names and values are from RFC 8275 Section 5. |
| * "The mode_umask Attribute" |
| */ |
| enum { |
| FATTR4_MODE_UMASK = 81, |
| }; |
| |
| /* |
| * Symbol names and values are from RFC 8276 Section 8.6. |
| * "Numeric Values Assigned to Protocol Extensions" |
| */ |
| enum { |
| FATTR4_XATTR_SUPPORT = 82, |
| }; |
| |
| enum { |
| FATTR4_TIME_DELEG_ACCESS = 84, |
| FATTR4_TIME_DELEG_MODIFY = 85, |
| FATTR4_OPEN_ARGUMENTS = 86, |
| }; |
| |
| /* |
| * The following internal definitions enable processing the above |
| * attribute bits within 32-bit word boundaries. |
| */ |
| |
| /* Mandatory Attributes */ |
| #define FATTR4_WORD0_SUPPORTED_ATTRS BIT(FATTR4_SUPPORTED_ATTRS) |
| #define FATTR4_WORD0_TYPE BIT(FATTR4_TYPE) |
| #define FATTR4_WORD0_FH_EXPIRE_TYPE BIT(FATTR4_FH_EXPIRE_TYPE) |
| #define FATTR4_WORD0_CHANGE BIT(FATTR4_CHANGE) |
| #define FATTR4_WORD0_SIZE BIT(FATTR4_SIZE) |
| #define FATTR4_WORD0_LINK_SUPPORT BIT(FATTR4_LINK_SUPPORT) |
| #define FATTR4_WORD0_SYMLINK_SUPPORT BIT(FATTR4_SYMLINK_SUPPORT) |
| #define FATTR4_WORD0_NAMED_ATTR BIT(FATTR4_NAMED_ATTR) |
| #define FATTR4_WORD0_FSID BIT(FATTR4_FSID) |
| #define FATTR4_WORD0_UNIQUE_HANDLES BIT(FATTR4_UNIQUE_HANDLES) |
| #define FATTR4_WORD0_LEASE_TIME BIT(FATTR4_LEASE_TIME) |
| #define FATTR4_WORD0_RDATTR_ERROR BIT(FATTR4_RDATTR_ERROR) |
| /* Mandatory in NFSv4.1 */ |
| #define FATTR4_WORD2_SUPPATTR_EXCLCREAT BIT(FATTR4_SUPPATTR_EXCLCREAT - 64) |
| |
| /* Recommended Attributes */ |
| #define FATTR4_WORD0_ACL BIT(FATTR4_ACL) |
| #define FATTR4_WORD0_ACLSUPPORT BIT(FATTR4_ACLSUPPORT) |
| #define FATTR4_WORD0_ARCHIVE BIT(FATTR4_ARCHIVE) |
| #define FATTR4_WORD0_CANSETTIME BIT(FATTR4_CANSETTIME) |
| #define FATTR4_WORD0_CASE_INSENSITIVE BIT(FATTR4_CASE_INSENSITIVE) |
| #define FATTR4_WORD0_CASE_PRESERVING BIT(FATTR4_CASE_PRESERVING) |
| #define FATTR4_WORD0_CHOWN_RESTRICTED BIT(FATTR4_CHOWN_RESTRICTED) |
| #define FATTR4_WORD0_FILEHANDLE BIT(FATTR4_FILEHANDLE) |
| #define FATTR4_WORD0_FILEID BIT(FATTR4_FILEID) |
| #define FATTR4_WORD0_FILES_AVAIL BIT(FATTR4_FILES_AVAIL) |
| #define FATTR4_WORD0_FILES_FREE BIT(FATTR4_FILES_FREE) |
| #define FATTR4_WORD0_FILES_TOTAL BIT(FATTR4_FILES_TOTAL) |
| #define FATTR4_WORD0_FS_LOCATIONS BIT(FATTR4_FS_LOCATIONS) |
| #define FATTR4_WORD0_HIDDEN BIT(FATTR4_HIDDEN) |
| #define FATTR4_WORD0_HOMOGENEOUS BIT(FATTR4_HOMOGENEOUS) |
| #define FATTR4_WORD0_MAXFILESIZE BIT(FATTR4_MAXFILESIZE) |
| #define FATTR4_WORD0_MAXLINK BIT(FATTR4_MAXLINK) |
| #define FATTR4_WORD0_MAXNAME BIT(FATTR4_MAXNAME) |
| #define FATTR4_WORD0_MAXREAD BIT(FATTR4_MAXREAD) |
| #define FATTR4_WORD0_MAXWRITE BIT(FATTR4_MAXWRITE) |
| |
| #define FATTR4_WORD1_MIMETYPE BIT(FATTR4_MIMETYPE - 32) |
| #define FATTR4_WORD1_MODE BIT(FATTR4_MODE - 32) |
| #define FATTR4_WORD1_NO_TRUNC BIT(FATTR4_NO_TRUNC - 32) |
| #define FATTR4_WORD1_NUMLINKS BIT(FATTR4_NUMLINKS - 32) |
| #define FATTR4_WORD1_OWNER BIT(FATTR4_OWNER - 32) |
| #define FATTR4_WORD1_OWNER_GROUP BIT(FATTR4_OWNER_GROUP - 32) |
| #define FATTR4_WORD1_QUOTA_HARD BIT(FATTR4_QUOTA_AVAIL_HARD - 32) |
| #define FATTR4_WORD1_QUOTA_SOFT BIT(FATTR4_QUOTA_AVAIL_SOFT - 32) |
| #define FATTR4_WORD1_QUOTA_USED BIT(FATTR4_QUOTA_USED - 32) |
| #define FATTR4_WORD1_RAWDEV BIT(FATTR4_RAWDEV - 32) |
| #define FATTR4_WORD1_SPACE_AVAIL BIT(FATTR4_SPACE_AVAIL - 32) |
| #define FATTR4_WORD1_SPACE_FREE BIT(FATTR4_SPACE_FREE - 32) |
| #define FATTR4_WORD1_SPACE_TOTAL BIT(FATTR4_SPACE_TOTAL - 32) |
| #define FATTR4_WORD1_SPACE_USED BIT(FATTR4_SPACE_USED - 32) |
| #define FATTR4_WORD1_SYSTEM BIT(FATTR4_SYSTEM - 32) |
| #define FATTR4_WORD1_TIME_ACCESS BIT(FATTR4_TIME_ACCESS - 32) |
| #define FATTR4_WORD1_TIME_ACCESS_SET BIT(FATTR4_TIME_ACCESS_SET - 32) |
| #define FATTR4_WORD1_TIME_BACKUP BIT(FATTR4_TIME_BACKUP - 32) |
| #define FATTR4_WORD1_TIME_CREATE BIT(FATTR4_TIME_CREATE - 32) |
| #define FATTR4_WORD1_TIME_DELTA BIT(FATTR4_TIME_DELTA - 32) |
| #define FATTR4_WORD1_TIME_METADATA BIT(FATTR4_TIME_METADATA - 32) |
| #define FATTR4_WORD1_TIME_MODIFY BIT(FATTR4_TIME_MODIFY - 32) |
| #define FATTR4_WORD1_TIME_MODIFY_SET BIT(FATTR4_TIME_MODIFY_SET - 32) |
| #define FATTR4_WORD1_MOUNTED_ON_FILEID BIT(FATTR4_MOUNTED_ON_FILEID - 32) |
| #define FATTR4_WORD1_DACL BIT(FATTR4_DACL - 32) |
| #define FATTR4_WORD1_SACL BIT(FATTR4_SACL - 32) |
| #define FATTR4_WORD1_FS_LAYOUT_TYPES BIT(FATTR4_FS_LAYOUT_TYPES - 32) |
| |
| #define FATTR4_WORD2_LAYOUT_TYPES BIT(FATTR4_LAYOUT_TYPES - 64) |
| #define FATTR4_WORD2_LAYOUT_BLKSIZE BIT(FATTR4_LAYOUT_BLKSIZE - 64) |
| #define FATTR4_WORD2_MDSTHRESHOLD BIT(FATTR4_MDSTHRESHOLD - 64) |
| #define FATTR4_WORD2_CLONE_BLKSIZE BIT(FATTR4_CLONE_BLKSIZE - 64) |
| #define FATTR4_WORD2_CHANGE_ATTR_TYPE BIT(FATTR4_CHANGE_ATTR_TYPE - 64) |
| #define FATTR4_WORD2_SECURITY_LABEL BIT(FATTR4_SEC_LABEL - 64) |
| #define FATTR4_WORD2_MODE_UMASK BIT(FATTR4_MODE_UMASK - 64) |
| #define FATTR4_WORD2_XATTR_SUPPORT BIT(FATTR4_XATTR_SUPPORT - 64) |
| #define FATTR4_WORD2_TIME_DELEG_ACCESS BIT(FATTR4_TIME_DELEG_ACCESS - 64) |
| #define FATTR4_WORD2_TIME_DELEG_MODIFY BIT(FATTR4_TIME_DELEG_MODIFY - 64) |
| #define FATTR4_WORD2_OPEN_ARGUMENTS BIT(FATTR4_OPEN_ARGUMENTS - 64) |
| |
| /* 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, |
| |
| NFSPROC4_CLNT_GETXATTR, |
| NFSPROC4_CLNT_SETXATTR, |
| NFSPROC4_CLNT_LISTXATTRS, |
| NFSPROC4_CLNT_REMOVEXATTR, |
| NFSPROC4_CLNT_READ_PLUS, |
| }; |
| |
| /* 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 |
| }; |
| |
| /* GET_DIR_DELEGATION non-fatal status codes */ |
| enum gddrnf4_status { |
| GDD4_OK = 0, |
| GDD4_UNAVAIL = 1 |
| }; |
| |
| 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; |
| }; |
| |
| enum nfs4_change_attr_type { |
| 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, |
| }; |
| |
| /* |
| * Options for setxattr. These match the flags for setxattr(2). |
| */ |
| enum nfs4_setxattr_options { |
| SETXATTR4_EITHER = 0, |
| SETXATTR4_CREATE = 1, |
| SETXATTR4_REPLACE = 2, |
| }; |
| |
| enum { |
| RCA4_TYPE_MASK_RDATA_DLG = 0, |
| RCA4_TYPE_MASK_WDATA_DLG = 1, |
| RCA4_TYPE_MASK_DIR_DLG = 2, |
| RCA4_TYPE_MASK_FILE_LAYOUT = 3, |
| RCA4_TYPE_MASK_BLK_LAYOUT = 4, |
| RCA4_TYPE_MASK_OBJ_LAYOUT_MIN = 8, |
| RCA4_TYPE_MASK_OBJ_LAYOUT_MAX = 9, |
| RCA4_TYPE_MASK_OTHER_LAYOUT_MIN = 12, |
| RCA4_TYPE_MASK_OTHER_LAYOUT_MAX = 15, |
| }; |
| |
| enum nfs_cb_opnum4 { |
| OP_CB_GETATTR = 3, |
| OP_CB_RECALL = 4, |
| |
| /* Callback operations new to NFSv4.1 */ |
| OP_CB_LAYOUTRECALL = 5, |
| OP_CB_NOTIFY = 6, |
| OP_CB_PUSH_DELEG = 7, |
| OP_CB_RECALL_ANY = 8, |
| OP_CB_RECALLABLE_OBJ_AVAIL = 9, |
| OP_CB_RECALL_SLOT = 10, |
| OP_CB_SEQUENCE = 11, |
| OP_CB_WANTS_CANCELLED = 12, |
| OP_CB_NOTIFY_LOCK = 13, |
| OP_CB_NOTIFY_DEVICEID = 14, |
| |
| /* Callback operations new to NFSv4.2 */ |
| OP_CB_OFFLOAD = 15, |
| |
| OP_CB_ILLEGAL = 10044, |
| }; |
| |
| #endif |
