1 files changed, 67 insertions, 0 deletions

diff --git a/include/uapi/linux/nfs2.h b/include/uapi/linux/nfs2.h
new file mode 100644
index 000000000000..fde24b30cc9e
--- /dev/null
+++ b/include/uapi/linux/nfs2.h
@@ -0,0 +1,67 @@
+/*
+ * NFS protocol definitions
+ *
+ * This file contains constants for Version 2 of the protocol.
+ */
+#ifndef _LINUX_NFS2_H
+#define _LINUX_NFS2_H
+
+#define NFS2_PORT       2049
+#define NFS2_MAXDATA    8192
+#define NFS2_MAXPATHLEN 1024
+#define NFS2_MAXNAMLEN  255
+#define NFS2_MAXGROUPS  16
+#define NFS2_FHSIZE     32
+#define NFS2_COOKIESIZE 4
+#define NFS2_FIFO_DEV   (-1)
+#define NFS2MODE_FMT    0170000
+#define NFS2MODE_DIR    0040000
+#define NFS2MODE_CHR    0020000
+#define NFS2MODE_BLK    0060000
+#define NFS2MODE_REG    0100000
+#define NFS2MODE_LNK    0120000
+#define NFS2MODE_SOCK   0140000
+#define NFS2MODE_FIFO   0010000
+
+
+/* NFSv2 file types - beware, these are not the same in NFSv3 */
+enum nfs2_ftype {
+        NF2NON = 0,
+        NF2REG = 1,
+        NF2DIR = 2,
+        NF2BLK = 3,
+        NF2CHR = 4,
+        NF2LNK = 5,
+        NF2SOCK = 6,
+        NF2BAD = 7,
+        NF2FIFO = 8
+};
+
+struct nfs2_fh {
+        char                    data[NFS2_FHSIZE];
+};
+
+/*
+ * Procedure numbers for NFSv2
+ */
+#define NFS2_VERSION            2
+#define NFSPROC_NULL            0
+#define NFSPROC_GETATTR         1
+#define NFSPROC_SETATTR         2
+#define NFSPROC_ROOT            3
+#define NFSPROC_LOOKUP          4
+#define NFSPROC_READLINK        5
+#define NFSPROC_READ            6
+#define NFSPROC_WRITECACHE      7
+#define NFSPROC_WRITE           8
+#define NFSPROC_CREATE          9
+#define NFSPROC_REMOVE          10
+#define NFSPROC_RENAME          11
+#define NFSPROC_LINK            12
+#define NFSPROC_SYMLINK         13
+#define NFSPROC_MKDIR           14
+#define NFSPROC_RMDIR           15
+#define NFSPROC_READDIR         16
+#define NFSPROC_STATFS          17
+
+#endif /* _LINUX_NFS2_H */