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7a2de9a4 MD |
1 | /* $NetBSD: tmpfs_args.h,v 1.3 2008/07/29 09:10:09 pooka Exp $ */ |
2 | ||
3 | /* | |
4 | * Copyright (c) 2005, 2006, 2007 The NetBSD Foundation, Inc. | |
5 | * All rights reserved. | |
6 | * | |
7 | * This code is derived from software contributed to The NetBSD Foundation | |
8 | * by Julio M. Merino Vidal, developed as part of Google's Summer of Code | |
9 | * 2005 program. | |
10 | * | |
11 | * Redistribution and use in source and binary forms, with or without | |
12 | * modification, are permitted provided that the following conditions | |
13 | * are met: | |
14 | * 1. Redistributions of source code must retain the above copyright | |
15 | * notice, this list of conditions and the following disclaimer. | |
16 | * 2. Redistributions in binary form must reproduce the above copyright | |
17 | * notice, this list of conditions and the following disclaimer in the | |
18 | * documentation and/or other materials provided with the distribution. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS | |
21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | |
22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS | |
24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
30 | * POSSIBILITY OF SUCH DAMAGE. | |
31 | */ | |
32 | ||
33 | #ifndef _VFS_TMPFS_TMPFS_ARGS_H_ | |
34 | #define _VFS_TMPFS_TMPFS_ARGS_H_ | |
35 | ||
36 | /* | |
37 | * This structure is used to communicate mount parameters between userland | |
38 | * and kernel space. | |
39 | */ | |
817a2fd9 | 40 | #define TMPFS_ARGS_VERSION 2 |
7a2de9a4 MD |
41 | struct tmpfs_args { |
42 | int ta_version; | |
43 | ||
44 | /* Size counters. */ | |
45 | ino_t ta_nodes_max; | |
46 | off_t ta_size_max; | |
817a2fd9 | 47 | size_t ta_maxfsize_max; |
7a2de9a4 MD |
48 | |
49 | /* Root node attributes. */ | |
50 | uid_t ta_root_uid; | |
51 | gid_t ta_root_gid; | |
52 | mode_t ta_root_mode; | |
53 | }; | |
54 | ||
817a2fd9 MD |
55 | #define MNT_GID 0x00000001 |
56 | #define MNT_UID 0x00000002 | |
57 | #define MNT_MODE 0x00000004 | |
58 | #define MNT_INODES 0x00000008 | |
59 | #define MNT_SIZE 0x00000010 | |
60 | #define MNT_MAXFSIZE 0x00000020 | |
61 | ||
7a2de9a4 | 62 | #endif /* _VFS_TMPFS_TMPFS_ARGS_H_ */ |