1214921Scognet/*	$NetBSD: ffs.h,v 1.1 2004/12/20 20:51:42 jmc Exp $	*/
2214921Scognet
3214921Scognet/*
4214921Scognet * Copyright (c) 2001-2003 Wasabi Systems, Inc.
5214921Scognet * All rights reserved.
6214921Scognet *
7214921Scognet * Written by Luke Mewburn for Wasabi Systems, Inc.
8214921Scognet *
9214921Scognet * Redistribution and use in source and binary forms, with or without
10214921Scognet * modification, are permitted provided that the following conditions
11214921Scognet * are met:
12214921Scognet * 1. Redistributions of source code must retain the above copyright
13214921Scognet *    notice, this list of conditions and the following disclaimer.
14214921Scognet * 2. Redistributions in binary form must reproduce the above copyright
15214921Scognet *    notice, this list of conditions and the following disclaimer in the
16214921Scognet *    documentation and/or other materials provided with the distribution.
17214921Scognet * 3. All advertising materials mentioning features or use of this software
18214921Scognet *    must display the following acknowledgement:
19214921Scognet *      This product includes software developed for the NetBSD Project by
20214921Scognet *      Wasabi Systems, Inc.
21214921Scognet * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22214921Scognet *    or promote products derived from this software without specific prior
23214921Scognet *    written permission.
24214921Scognet *
25214921Scognet * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26214921Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27214921Scognet * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28214921Scognet * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
29214921Scognet * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30214921Scognet * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31214921Scognet * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32214921Scognet * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33214921Scognet * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34214921Scognet * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35214921Scognet * POSSIBILITY OF SUCH DAMAGE.
36214921Scognet *
37214921Scognet * $FreeBSD$
38214921Scognet */
39214921Scognet
40214921Scognet#ifndef _FFS_H
41214921Scognet#define _FFS_H
42214921Scognet
43226169Snwhitehorn#include <ufs/ufs/dinode.h>
44226169Snwhitehorn#include <ufs/ffs/fs.h>
45226169Snwhitehorn
46214921Scognettypedef struct {
47226169Snwhitehorn	char	label[MAXVOLLEN];	/* volume name/label */
48214921Scognet	int	bsize;		/* block size */
49214921Scognet	int	fsize;		/* fragment size */
50214921Scognet	int	cpg;		/* cylinders per group */
51214921Scognet	int	cpgflg;		/* cpg was specified by user */
52214921Scognet	int	density;	/* bytes per inode */
53214921Scognet	int	ntracks;	/* number of tracks */
54214921Scognet	int	nsectors;	/* number of sectors */
55214921Scognet	int	rpm;		/* rpm */
56214921Scognet	int	minfree;	/* free space threshold */
57214921Scognet	int	optimization;	/* optimization (space or time) */
58214921Scognet	int	maxcontig;	/* max contiguous blocks to allocate */
59214921Scognet	int	rotdelay;	/* rotational delay between blocks */
60214921Scognet	int	maxbpg;		/* maximum blocks per file in a cyl group */
61214921Scognet	int	nrpos;		/* # of distinguished rotational positions */
62214921Scognet	int	avgfilesize;	/* expected average file size */
63214921Scognet	int	avgfpdir;	/* expected # of files per directory */
64214921Scognet	int	version;	/* filesystem version (1 = FFS, 2 = UFS2) */
65214921Scognet	int	maxbsize;	/* maximum extent size */
66214921Scognet	int	maxblkspercg;	/* max # of blocks per cylinder group */
67214921Scognet		/* XXX: support `old' file systems ? */
68214921Scognet} ffs_opt_t;
69214921Scognet
70214921Scognet#endif /* _FFS_H */
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