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-rw-r--r--include/uapi/linux/nfs.h131
1 files changed, 131 insertions, 0 deletions
diff --git a/include/uapi/linux/nfs.h b/include/uapi/linux/nfs.h
new file mode 100644
index 000000000000..5199a36dd574
--- /dev/null
+++ b/include/uapi/linux/nfs.h
@@ -0,0 +1,131 @@
+/*
+ * 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 _UAPI_LINUX_NFS_H
+#define _UAPI_LINUX_NFS_H
+
+#define NFS_PROGRAM 100003
+#define NFS_PORT 2049
+#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 /* _UAPI_LINUX_NFS_H */