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/* $NetBSD: statvfs.h,v 1.2 2004/08/10 18:47:55 jlam Exp $ */
/*-
* Copyright (c) 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _NBCOMPAT_STATVFS_H_
#define _NBCOMPAT_STATVFS_H_
#if HAVE_SYS_STATVFS_H
# include <sys/statvfs.h>
#endif
#if !HAVE_STATVFS
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#if HAVE_SYS_MOUNT_H
#include <sys/mount.h>
#endif
#if HAVE_SYS_STATFS_H
#include <sys/statfs.h>
#endif
#if HAVE_SYS_VFS_H
#include <sys/vfs.h>
#endif
#if HAVE_STDINT_H
#include <stdint.h>
#endif
#define VFS_NAMELEN 32
#define VFS_MNAMELEN 1024
typedef uint64_t fsblkcnt_t; /* fs block count (statvfs) */
typedef uint64_t fsfilcnt_t; /* fs file count */
#if !HAVE_FSID_T
typedef struct { int32_t val[2]; } fsid_t;
#endif
struct statvfs {
unsigned long f_flag; /* copy of mount exported flags */
unsigned long f_bsize; /* system block size */
unsigned long f_frsize; /* system fragment size */
unsigned long f_iosize; /* optimal file system block size */
fsblkcnt_t f_blocks; /* number of blocks in file system */
fsblkcnt_t f_bfree; /* free blocks avail in file system */
fsblkcnt_t f_bavail; /* free blocks avail to non-root */
fsblkcnt_t f_bresvd; /* blocks reserved for root */
fsfilcnt_t f_files; /* total file nodes in file system */
fsfilcnt_t f_ffree; /* free file nodes in file system */
fsfilcnt_t f_favail; /* free file nodes avail to non-root */
fsfilcnt_t f_fresvd; /* file nodes reserved for root */
uint64_t f_syncreads; /* count of sync reads since mount */
uint64_t f_syncwrites; /* count of sync writes since mount */
uint64_t f_asyncreads; /* count of async reads since mount */
uint64_t f_asyncwrites; /* count of async writes since mount */
fsid_t f_fsidx; /* NetBSD compatible fsid */
unsigned long f_fsid; /* Posix compatible fsid */
unsigned long f_namemax; /* maximum filename length */
uint32_t f_owner; /* user that mounted the file system */
uint32_t f_spare[4]; /* spare space */
char f_fstypename[VFS_NAMELEN]; /* fs type name */
char f_mntonname[VFS_MNAMELEN]; /* directory on which mounted */
char f_mntfromname[VFS_MNAMELEN]; /* mounted file system */
};
#ifndef MNT_RDONLY
#define MNT_RDONLY 0x00000001 /* read only filesystem */
#endif
#ifndef ST_RDONLY
#define ST_RDONLY MNT_RDONLY
#endif
#ifndef MNT_NOSUID
#define MNT_NOSUID 0x00000008 /* don't honor setuid bits on fs */
#endif
#ifndef ST_NOSUID
#define ST_NOSUID MNT_NOSUID
#endif
int statvfs(const char *path, struct statvfs *vfs);
int fstatvfs(int fd, struct statvfs *vfs);
#endif /* !HAVE_STATVFS */
#endif /* !_NBCOMPAT_STATVFS_H_ */
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