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1 /*
2 * Copyright (c) 1997-2005 Erez Zadok
3 * Copyright (c) 1990 Jan-Simon Pendry
4 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1990 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
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 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgment:
21 * This product includes software developed by the University of
22 * California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * SUCH DAMAGE.
38 *
39 *
40 * File: am-utils/amd/amfs_root.c
41 *
42 */
43
44 /*
45 * Root file system
46 */
47
48 #ifdef HAVE_CONFIG_H
49 # include <config.h>
50 #endif /* HAVE_CONFIG_H */
51 #include <am_defs.h>
52 #include <amd.h>
53
54 /****************************************************************************
55 *** FORWARD DEFINITIONS ***
56 ****************************************************************************/
57 static int amfs_root_mount(am_node *mp, mntfs *mf);
58
59 /****************************************************************************
60 *** OPS STRUCTURES ***
61 ****************************************************************************/
62 am_ops amfs_root_ops =
63 {
64 "root",
65 0, /* amfs_root_match */
66 0, /* amfs_root_init */
67 amfs_root_mount,
68 amfs_generic_umount,
69 amfs_generic_lookup_child,
70 amfs_generic_mount_child,
71 amfs_generic_readdir,
72 0, /* amfs_root_readlink */
73 0, /* amfs_root_mounted */
74 0, /* amfs_root_umounted */
75 amfs_generic_find_srvr,
76 0, /* amfs_root_get_wchan */
77 FS_NOTIMEOUT | FS_AMQINFO | FS_DIRECTORY, /* nfs_fs_flags */
78 #ifdef HAVE_FS_AUTOFS
79 AUTOFS_ROOT_FS_FLAGS,
80 #endif /* HAVE_FS_AUTOFS */
81 };
82
83
84 /****************************************************************************
85 *** FUNCTIONS ***
86 ****************************************************************************/
87
88 /*
89 * Mount the root...
90 */
91 static int
92 amfs_root_mount(am_node *mp, mntfs *mf)
93 {
94 mf->mf_mount = strealloc(mf->mf_mount, pid_fsname);
95 mf->mf_private = (opaque_t) mapc_find(mf->mf_info, "", NULL);
96 mf->mf_prfree = mapc_free;
97
98 return 0;
99 }
100
