/* 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 { … }; struct nfs4_ace { … }; struct nfs4_acl { … }; #define NFS4_MAXLABELLEN … struct nfs4_label { … }; nfs4_verifier; struct nfs4_stateid_struct { … }; nfs4_stateid; enum nfs_opnum4 { … }; /*Defining first and last NFS4 operations implemented. Needs to be updated if more operations are defined in future.*/ #define FIRST_NFS4_OP … #define LAST_NFS40_OP … #define LAST_NFS41_OP … #define LAST_NFS42_OP … #define LAST_NFS4_OP … enum nfsstat4 { … }; /* error codes for internal client use */ #define NFS4ERR_RESET_TO_MDS … #define NFS4ERR_RESET_TO_PNFS … static inline bool seqid_mutating_err(u32 err) { … } /* * Note: NF4BAD is not actually part of the protocol; it is just used * internally by nfsd. */ enum nfs_ftype4 { … }; enum open_claim_type4 { … }; enum opentype4 { … }; enum createmode4 { … }; enum limit_by4 { … }; enum open_delegation_type4 { … }; enum why_no_delegation4 { … }; enum lock_type4 { … }; /* * Symbol names and values are from RFC 7531 Section 2. * "XDR Description of NFSv4.0" */ enum { … }; /* * Symbol names and values are from RFC 5662 Section 2. * "XDR Description of NFSv4.1" */ enum { … }; /* * Symbol names and values are from RFC 7863 Section 2. * "XDR Description of NFSv4.2" */ enum { … }; /* * Symbol names and values are from RFC 8275 Section 5. * "The mode_umask Attribute" */ enum { … }; /* * Symbol names and values are from RFC 8276 Section 8.6. * "Numeric Values Assigned to Protocol Extensions" */ enum { … }; enum { … }; /* * The following internal definitions enable processing the above * attribute bits within 32-bit word boundaries. */ /* Mandatory Attributes */ #define FATTR4_WORD0_SUPPORTED_ATTRS … #define FATTR4_WORD0_TYPE … #define FATTR4_WORD0_FH_EXPIRE_TYPE … #define FATTR4_WORD0_CHANGE … #define FATTR4_WORD0_SIZE … #define FATTR4_WORD0_LINK_SUPPORT … #define FATTR4_WORD0_SYMLINK_SUPPORT … #define FATTR4_WORD0_NAMED_ATTR … #define FATTR4_WORD0_FSID … #define FATTR4_WORD0_UNIQUE_HANDLES … #define FATTR4_WORD0_LEASE_TIME … #define FATTR4_WORD0_RDATTR_ERROR … /* Mandatory in NFSv4.1 */ #define FATTR4_WORD2_SUPPATTR_EXCLCREAT … /* Recommended Attributes */ #define FATTR4_WORD0_ACL … #define FATTR4_WORD0_ACLSUPPORT … #define FATTR4_WORD0_ARCHIVE … #define FATTR4_WORD0_CANSETTIME … #define FATTR4_WORD0_CASE_INSENSITIVE … #define FATTR4_WORD0_CASE_PRESERVING … #define FATTR4_WORD0_CHOWN_RESTRICTED … #define FATTR4_WORD0_FILEHANDLE … #define FATTR4_WORD0_FILEID … #define FATTR4_WORD0_FILES_AVAIL … #define FATTR4_WORD0_FILES_FREE … #define FATTR4_WORD0_FILES_TOTAL … #define FATTR4_WORD0_FS_LOCATIONS … #define FATTR4_WORD0_HIDDEN … #define FATTR4_WORD0_HOMOGENEOUS … #define FATTR4_WORD0_MAXFILESIZE … #define FATTR4_WORD0_MAXLINK … #define FATTR4_WORD0_MAXNAME … #define FATTR4_WORD0_MAXREAD … #define FATTR4_WORD0_MAXWRITE … #define FATTR4_WORD1_MIMETYPE … #define FATTR4_WORD1_MODE … #define FATTR4_WORD1_NO_TRUNC … #define FATTR4_WORD1_NUMLINKS … #define FATTR4_WORD1_OWNER … #define FATTR4_WORD1_OWNER_GROUP … #define FATTR4_WORD1_QUOTA_HARD … #define FATTR4_WORD1_QUOTA_SOFT … #define FATTR4_WORD1_QUOTA_USED … #define FATTR4_WORD1_RAWDEV … #define FATTR4_WORD1_SPACE_AVAIL … #define FATTR4_WORD1_SPACE_FREE … #define FATTR4_WORD1_SPACE_TOTAL … #define FATTR4_WORD1_SPACE_USED … #define FATTR4_WORD1_SYSTEM … #define FATTR4_WORD1_TIME_ACCESS … #define FATTR4_WORD1_TIME_ACCESS_SET … #define FATTR4_WORD1_TIME_BACKUP … #define FATTR4_WORD1_TIME_CREATE … #define FATTR4_WORD1_TIME_DELTA … #define FATTR4_WORD1_TIME_METADATA … #define FATTR4_WORD1_TIME_MODIFY … #define FATTR4_WORD1_TIME_MODIFY_SET … #define FATTR4_WORD1_MOUNTED_ON_FILEID … #define FATTR4_WORD1_DACL … #define FATTR4_WORD1_SACL … #define FATTR4_WORD1_FS_LAYOUT_TYPES … #define FATTR4_WORD2_LAYOUT_TYPES … #define FATTR4_WORD2_LAYOUT_BLKSIZE … #define FATTR4_WORD2_MDSTHRESHOLD … #define FATTR4_WORD2_CLONE_BLKSIZE … #define FATTR4_WORD2_CHANGE_ATTR_TYPE … #define FATTR4_WORD2_SECURITY_LABEL … #define FATTR4_WORD2_MODE_UMASK … #define FATTR4_WORD2_XATTR_SUPPORT … #define FATTR4_WORD2_TIME_DELEG_ACCESS … #define FATTR4_WORD2_TIME_DELEG_MODIFY … #define FATTR4_WORD2_OPEN_ARGUMENTS … /* MDS threshold bitmap bits */ #define THRESHOLD_RD … #define THRESHOLD_WR … #define THRESHOLD_RD_IO … #define THRESHOLD_WR_IO … #define NFSPROC4_NULL … #define NFSPROC4_COMPOUND … #define NFS4_VERSION … #define NFS4_MINOR_VERSION … #define NFS4_DEBUG … /* * 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 { … }; /* nfs41 types */ struct nfs4_sessionid { … }; /* Create Session Flags */ #define SESSION4_PERSIST … #define SESSION4_BACK_CHAN … #define SESSION4_RDMA … #define SESSION4_FLAG_MASK_A … enum state_protect_how4 { … }; /* GET_DIR_DELEGATION non-fatal status codes */ enum gddrnf4_status { … }; enum pnfs_layouttype { … }; /* used for both layout return and recall */ enum pnfs_layoutreturn_type { … }; enum pnfs_iomode { … }; enum pnfs_notify_deviceid_type4 { … }; enum pnfs_block_volume_type { … }; enum pnfs_block_extent_state { … }; /* on the wire size of a block layout extent */ #define PNFS_BLOCK_EXTENT_SIZE … /* on the wire size of a scsi commit range */ #define PNFS_SCSI_RANGE_SIZE … enum scsi_code_set { … }; enum scsi_designator_type { … }; #define NFL4_UFLG_MASK … #define NFL4_UFLG_DENSE … #define NFL4_UFLG_COMMIT_THRU_MDS … #define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK … /* Encoded in the loh_body field of type layouthint4 */ enum filelayout_hint_care4 { … }; #define NFS4_DEVICEID4_SIZE … struct nfs4_deviceid { … }; enum data_content4 { … }; enum pnfs_update_layout_reason { … }; #define NFS4_OP_MAP_NUM_LONGS … #define NFS4_OP_MAP_NUM_WORDS … struct nfs4_op_map { … }; struct nfs42_netaddr { … }; enum netloc_type4 { … }; struct nl4_server { … }; enum nfs4_change_attr_type { … }; /* * Options for setxattr. These match the flags for setxattr(2). */ enum nfs4_setxattr_options { … }; enum { … }; enum nfs_cb_opnum4 { … }; #endif
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