1 /* $NetBSD: ffs.h,v 1.2 2004/12/20 20:51:42 jmc Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-4-Clause 5 * 6 * Copyright (c) 2001-2003 Wasabi Systems, Inc. 7 * All rights reserved. 8 * 9 * Written by Luke Mewburn for Wasabi Systems, Inc. 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 acknowledgement: 21 * This product includes software developed for the NetBSD Project by 22 * Wasabi Systems, Inc. 23 * 4. The name of Wasabi Systems, Inc. may not be used to endorse 24 * or promote products derived from this software without specific prior 25 * written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 * 39 * $FreeBSD$ 40 */ 41 42 #ifndef _FFS_H 43 #define _FFS_H 44 45 #include <ufs/ufs/dinode.h> 46 #include <ufs/ffs/fs.h> 47 48 typedef struct { 49 char label[MAXVOLLEN]; /* volume name/label */ 50 int bsize; /* block size */ 51 int fsize; /* fragment size */ 52 int cpg; /* cylinders per group */ 53 int cpgflg; /* cpg was specified by user */ 54 int density; /* bytes per inode */ 55 int ntracks; /* number of tracks */ 56 int nsectors; /* number of sectors */ 57 int rpm; /* rpm */ 58 int minfree; /* free space threshold */ 59 int optimization; /* optimization (space or time) */ 60 int maxcontig; /* max contiguous blocks to allocate */ 61 int rotdelay; /* rotational delay between blocks */ 62 int maxbpg; /* maximum blocks per file in a cyl group */ 63 int nrpos; /* # of distinguished rotational positions */ 64 int avgfilesize; /* expected average file size */ 65 int avgfpdir; /* expected # of files per directory */ 66 int version; /* filesystem version (1 = FFS, 2 = UFS2) */ 67 int maxbsize; /* maximum extent size */ 68 int maxblkspercg; /* max # of blocks per cylinder group */ 69 int softupdates; /* soft updates */ 70 /* XXX: support `old' file systems ? */ 71 } ffs_opt_t; 72 73 #endif /* _FFS_H */ 74