1 #ifndef _LINUX_NFS_MOUNT_H
2 #define _LINUX_NFS_MOUNT_H
3
4 /*
5 * linux/include/linux/nfs_mount.h
6 *
7 * Copyright (C) 1992 Rick Sladkey
8 *
9 * structure passed from user-space to kernel-space during an nfs mount
10 */
11 #include <linux/in.h>
12 #include <linux/nfs.h>
13
14 /*
15 * WARNING! Do not delete or change the order of these fields. If
16 * a new field is required then add it to the end. The version field
17 * tracks which fields are present. This will ensure some measure of
18 * mount-to-kernel version compatibility. Some of these aren't used yet
19 * but here they are anyway.
20 */
21 #define NFS_MOUNT_VERSION 4
22
23 struct nfs_mount_data {
24 int version; /* 1 */
25 int fd; /* 1 */
26 struct nfs2_fh old_root; /* 1 */
27 int flags; /* 1 */
28 int rsize; /* 1 */
29 int wsize; /* 1 */
30 int timeo; /* 1 */
31 int retrans; /* 1 */
32 int acregmin; /* 1 */
33 int acregmax; /* 1 */
34 int acdirmin; /* 1 */
35 int acdirmax; /* 1 */
36 struct sockaddr_in addr; /* 1 */
37 char hostname[256]; /* 1 */
38 int namlen; /* 2 */
39 unsigned int bsize; /* 3 */
40 struct nfs_fh root; /* 4 */
41 };
42
43 /* bits in the flags field */
44
45 #define NFS_MOUNT_SOFT 0x0001 /* 1 */
46 #define NFS_MOUNT_INTR 0x0002 /* 1 */
47 #define NFS_MOUNT_SECURE 0x0004 /* 1 */
48 #define NFS_MOUNT_POSIX 0x0008 /* 1 */
49 #define NFS_MOUNT_NOCTO 0x0010 /* 1 */
50 #define NFS_MOUNT_NOAC 0x0020 /* 1 */
51 #define NFS_MOUNT_TCP 0x0040 /* 2 */
52 #define NFS_MOUNT_VER3 0x0080 /* 3 */
53 #define NFS_MOUNT_KERBEROS 0x0100 /* 3 */
54 #define NFS_MOUNT_NONLM 0x0200 /* 3 */
55 #define NFS_MOUNT_BROKEN_SUID 0x0400 /* 4 */
56 #define NFS_MOUNT_FLAGMASK 0xFFFF
57
58 #endif
59
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