1 | /* $NetBSD: mount.h,v 1.10 2013/10/04 21:07:37 christos Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1989, 1991, 1993 |
5 | * The Regents of the University of California. All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. Neither the name of the University nor the names of its contributors |
16 | * may be used to endorse or promote products derived from this software |
17 | * without specific prior written permission. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
29 | * SUCH DAMAGE. |
30 | * |
31 | * @(#)mount.h 8.21 (Berkeley) 5/20/95 |
32 | */ |
33 | |
34 | #ifndef _COMPAT_SYS_MOUNT_H_ |
35 | #define _COMPAT_SYS_MOUNT_H_ |
36 | |
37 | #ifdef _KERNEL_OPT |
38 | #include "opt_compat_43.h" |
39 | #endif |
40 | |
41 | #define MFSNAMELEN 16 |
42 | |
43 | struct statfs12 { |
44 | short f_type; /* type of file system */ |
45 | u_short f_oflags; /* deprecated copy of mount flags */ |
46 | long f_bsize; /* fundamental file system block size */ |
47 | long f_iosize; /* optimal transfer block size */ |
48 | long f_blocks; /* total data blocks in file system */ |
49 | long f_bfree; /* free blocks in fs */ |
50 | long f_bavail; /* free blocks avail to non-superuser */ |
51 | long f_files; /* total file nodes in file system */ |
52 | long f_ffree; /* free file nodes in fs */ |
53 | fsid_t f_fsid; /* file system id */ |
54 | uid_t f_owner; /* user that mounted the file system */ |
55 | long f_flags; /* copy of mount flags */ |
56 | long f_syncwrites; /* count of sync writes since mount */ |
57 | long f_asyncwrites; /* count of async writes since mount */ |
58 | long f_spare[1]; /* spare for later */ |
59 | char f_fstypename[MFSNAMELEN]; /* fs type name */ |
60 | char f_mntonname[MNAMELEN]; /* directory on which mounted */ |
61 | char f_mntfromname[MNAMELEN]; /* mounted file system */ |
62 | }; |
63 | |
64 | /* |
65 | * Operations supported on mounted file system. |
66 | */ |
67 | #ifdef _KERNEL |
68 | |
69 | /* |
70 | * Filesystem configuration information. Not used by NetBSD, but |
71 | * defined here to provide a compatible sysctl interface to Lite2. |
72 | */ |
73 | struct vfsconf { |
74 | struct vfsops *vfc_vfsops; /* filesystem operations vector */ |
75 | char vfc_name[MFSNAMELEN]; /* filesystem type name */ |
76 | int vfc_typenum; /* historic filesystem type number */ |
77 | int vfc_refcount; /* number mounted of this type */ |
78 | int vfc_flags; /* permanent flags */ |
79 | int (*vfc_mountroot)(void); /* if != NULL, routine to mount root */ |
80 | struct vfsconf *vfc_next; /* next in list */ |
81 | }; |
82 | |
83 | /* Old, fixed size filehandle structures (used upto (including) 3.x) */ |
84 | struct compat_30_fid { |
85 | unsigned short fid_len; |
86 | unsigned short fid_reserved; |
87 | char fid_data[16]; |
88 | }; |
89 | struct compat_30_fhandle { |
90 | fsid_t fh_fsid; |
91 | struct compat_30_fid fh_fid; |
92 | }; |
93 | |
94 | #else |
95 | |
96 | __BEGIN_DECLS |
97 | int __compat_fstatfs(int, struct statfs12 *) __dso_hidden; |
98 | int __compat_getfsstat(struct statfs12 *, long, int) __dso_hidden; |
99 | int __compat_statfs(const char *, struct statfs12 *) __dso_hidden; |
100 | int __compat_getmntinfo(struct statfs12 **, int) __dso_hidden; |
101 | #if defined(_NETBSD_SOURCE) |
102 | struct compat_30_fhandle; |
103 | int __compat_fhstatfs(const struct compat_30_fhandle *, struct statfs12 *) |
104 | __dso_hidden; |
105 | struct stat13; |
106 | int __compat_fhstat(const struct compat_30_fhandle *, struct stat13 *) |
107 | __dso_hidden; |
108 | struct stat30; |
109 | int __compat___fhstat30(const struct compat_30_fhandle *, struct stat30 *) |
110 | __dso_hidden; |
111 | int __compat___fhstat40(const void *, size_t, struct stat30 *) __dso_hidden; |
112 | struct stat; |
113 | int __fhstat50(const void *, size_t, struct stat *); |
114 | #endif /* _NETBSD_SOURCE */ |
115 | __END_DECLS |
116 | |
117 | #endif /* _KERNEL */ |
118 | |
119 | #endif /* !_COMPAT_SYS_MOUNT_H_ */ |
120 | |