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1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
7 *
8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25
26/*
27 * sys/statvfs.h
28 */
29#ifndef _SYS_STATVFS_H_
30#define _SYS_STATVFS_H_
31
32#include <sys/cdefs.h>
33
34/* Following types need to be defined in <sys/types.h> as well */
35typedef unsigned int fsblkcnt_t;
36typedef unsigned int fsfilcnt_t;
37
38/* Following structure is used as a statvfs/fstatvfs function parameter */
39struct statvfs {
40 unsigned long f_bsize; /* File system block size */
41 unsigned long f_frsize; /* Fundamental file system block size */
42 fsblkcnt_t f_blocks; /* Blocks on FS in units of f_frsize*/
43 fsblkcnt_t f_bfree; /* Free blocks */
44 fsblkcnt_t f_bavail; /* Blocks available to non-root */
45 fsfilcnt_t f_files; /* Total inodes */
46 fsfilcnt_t f_ffree; /* Free inodes */
47 fsfilcnt_t f_favail; /* Free inodes for non-root */
48 unsigned long f_fsid; /* Filesystem ID */
49 unsigned long f_flag; /* Bit mask of values */
50 unsigned long f_namemax; /* Max file name length */
51};
52
53/* Defined bits for f_flag field value */
54#define ST_RDONLY 0x00000001 /* Read-only file system */
55#define ST_NOSUID 0x00000002 /* Does not honor setuid/setgid */
56
57__BEGIN_DECLS
58int fstatvfs(int, struct statvfs *);
59int statvfs(const char * __restrict, struct statvfs * __restrict);
60__END_DECLS
61
62#endif /* _SYS_STATVFS_H_ */