/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * NFS protocol definitions * * This file contains constants mostly for Version 2 of the protocol, * but also has a couple of NFSv3 bits in (notably the error codes). */ #ifndef _LINUX_NFS_H #define _LINUX_NFS_H #include <linux/types.h> #define NFS_PROGRAM 100003 #define NFS_PORT 2049 #define NFS_RDMA_PORT 20049 #define NFS_MAXDATA 8192 #define NFS_MAXPATHLEN 1024 #define NFS_MAXNAMLEN 255 #define NFS_MAXGROUPS 16 #define NFS_FHSIZE 32 #define NFS_COOKIESIZE 4 #define NFS_FIFO_DEV (-1) #define NFSMODE_FMT 0170000 #define NFSMODE_DIR 0040000 #define NFSMODE_CHR 0020000 #define NFSMODE_BLK 0060000 #define NFSMODE_REG 0100000 #define NFSMODE_LNK 0120000 #define NFSMODE_SOCK 0140000 #define NFSMODE_FIFO 0010000 #define NFS_MNT_PROGRAM 100005 #define NFS_MNT_VERSION 1 #define NFS_MNT3_VERSION 3 #define NFS_PIPE_DIRNAME "nfs" /* * NFS stats. The good thing with these values is that NFSv3 errors are * a superset of NFSv2 errors (with the exception of NFSERR_WFLUSH which * no-one uses anyway), so we can happily mix code as long as we make sure * no NFSv3 errors are returned to NFSv2 clients. * Error codes that have a `--' in the v2 column are not part of the * standard, but seem to be widely used nevertheless. */ enum nfs_stat { NFS_OK = 0, /* v2 v3 v4 */ NFSERR_PERM = 1, /* v2 v3 v4 */ NFSERR_NOENT = 2, /* v2 v3 v4 */ NFSERR_IO = 5, /* v2 v3 v4 */ NFSERR_NXIO = 6, /* v2 v3 v4 */ NFSERR_EAGAIN = 11, /* v2 v3 */ NFSERR_ACCES = 13, /* v2 v3 v4 */ NFSERR_EXIST = 17, /* v2 v3 v4 */ NFSERR_XDEV = 18, /* v3 v4 */ NFSERR_NODEV = 19, /* v2 v3 v4 */ NFSERR_NOTDIR = 20, /* v2 v3 v4 */ NFSERR_ISDIR = 21, /* v2 v3 v4 */ NFSERR_INVAL = 22, /* v2 v3 v4 */ NFSERR_FBIG = 27, /* v2 v3 v4 */ NFSERR_NOSPC = 28, /* v2 v3 v4 */ NFSERR_ROFS = 30, /* v2 v3 v4 */ NFSERR_MLINK = 31, /* v3 v4 */ NFSERR_OPNOTSUPP = 45, /* v2 v3 */ NFSERR_NAMETOOLONG = 63, /* v2 v3 v4 */ NFSERR_NOTEMPTY = 66, /* v2 v3 v4 */ NFSERR_DQUOT = 69, /* v2 v3 v4 */ NFSERR_STALE = 70, /* v2 v3 v4 */ NFSERR_REMOTE = 71, /* v2 v3 */ NFSERR_WFLUSH = 99, /* v2 */ NFSERR_BADHANDLE = 10001, /* v3 v4 */ NFSERR_NOT_SYNC = 10002, /* v3 */ NFSERR_BAD_COOKIE = 10003, /* v3 v4 */ NFSERR_NOTSUPP = 10004, /* v3 v4 */ NFSERR_TOOSMALL = 10005, /* v3 v4 */ NFSERR_SERVERFAULT = 10006, /* v3 v4 */ NFSERR_BADTYPE = 10007, /* v3 v4 */ NFSERR_JUKEBOX = 10008, /* v3 v4 */ NFSERR_SAME = 10009, /* v4 */ NFSERR_DENIED = 10010, /* v4 */ NFSERR_EXPIRED = 10011, /* v4 */ NFSERR_LOCKED = 10012, /* v4 */ NFSERR_GRACE = 10013, /* v4 */ NFSERR_FHEXPIRED = 10014, /* v4 */ NFSERR_SHARE_DENIED = 10015, /* v4 */ NFSERR_WRONGSEC = 10016, /* v4 */ NFSERR_CLID_INUSE = 10017, /* v4 */ NFSERR_RESOURCE = 10018, /* v4 */ NFSERR_MOVED = 10019, /* v4 */ NFSERR_NOFILEHANDLE = 10020, /* v4 */ NFSERR_MINOR_VERS_MISMATCH = 10021, /* v4 */ NFSERR_STALE_CLIENTID = 10022, /* v4 */ NFSERR_STALE_STATEID = 10023, /* v4 */ NFSERR_OLD_STATEID = 10024, /* v4 */ NFSERR_BAD_STATEID = 10025, /* v4 */ NFSERR_BAD_SEQID = 10026, /* v4 */ NFSERR_NOT_SAME = 10027, /* v4 */ NFSERR_LOCK_RANGE = 10028, /* v4 */ NFSERR_SYMLINK = 10029, /* v4 */ NFSERR_RESTOREFH = 10030, /* v4 */ NFSERR_LEASE_MOVED = 10031, /* v4 */ NFSERR_ATTRNOTSUPP = 10032, /* v4 */ NFSERR_NO_GRACE = 10033, /* v4 */ NFSERR_RECLAIM_BAD = 10034, /* v4 */ NFSERR_RECLAIM_CONFLICT = 10035,/* v4 */ NFSERR_BAD_XDR = 10036, /* v4 */ NFSERR_LOCKS_HELD = 10037, /* v4 */ NFSERR_OPENMODE = 10038, /* v4 */ NFSERR_BADOWNER = 10039, /* v4 */ NFSERR_BADCHAR = 10040, /* v4 */ NFSERR_BADNAME = 10041, /* v4 */ NFSERR_BAD_RANGE = 10042, /* v4 */ NFSERR_LOCK_NOTSUPP = 10043, /* v4 */ NFSERR_OP_ILLEGAL = 10044, /* v4 */ NFSERR_DEADLOCK = 10045, /* v4 */ NFSERR_FILE_OPEN = 10046, /* v4 */ NFSERR_ADMIN_REVOKED = 10047, /* v4 */ NFSERR_CB_PATH_DOWN = 10048, /* v4 */ }; /* NFSv2 file types - beware, these are not the same in NFSv3 */ enum nfs_ftype { NFNON = 0, NFREG = 1, NFDIR = 2, NFBLK = 3, NFCHR = 4, NFLNK = 5, NFSOCK = 6, NFBAD = 7, NFFIFO = 8 }; #endif /* _LINUX_NFS_H */