mirror of https://github.com/dzavalishin/oskit/
91 lines
3.0 KiB
C
Executable File
91 lines
3.0 KiB
C
Executable File
/*
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* Copyright (c) 1996, 1998 University of Utah and the Flux Group.
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* All rights reserved.
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*
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* This file is part of the Flux OSKit. The OSKit is free software, also known
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* as "open source;" you can redistribute it and/or modify it under the terms
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* of the GNU General Public License (GPL), version 2, as published by the Free
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* Software Foundation (FSF). To explore alternate licensing terms, contact
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* the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
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*
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* The OSKit is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GPL for more details. You should have
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* received a copy of the GPL along with the OSKit; see the file COPYING. If
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* not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
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*/
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/*
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* Mach Operating System
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* Copyright (c) 1991,1990 Carnegie Mellon University
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* All Rights Reserved.
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*
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie Mellon
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* the rights to redistribute these changes.
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*/
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/*
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* This is the layer of the partitioning code that searches for a
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* specific partitioning scheme (potentially nested inside annother
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* partitioning scheme).
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*
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* This file currently contains the routines for VTOC
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* type labels.
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*
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* Note that this is UNTESTED, and little attempt has been made to ensure
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* correctness.
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*/
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#include <sys/types.h>
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#include <stdio.h>
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#include <oskit/diskpart/diskpart.h>
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#include <oskit/diskpart/vtoc.h>
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/*
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* NOT TESTED!
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* (Tested on a single VTOC lablel on a 80486 with an IDE drive.)
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*/
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int
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diskpart_get_vtoc(struct diskpart *array, char *buff, int start,
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void *driver_info, int (*bottom_read_fun)(),
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int max_part)
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{
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struct evtoc *evp;
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int n,i;
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diskpart_check_read((*bottom_read_fun)(driver_info,
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start + PDLOCATION, buff));
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evp = (struct evtoc *)buff;
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if (evp->sanity != VTOC_SANE) {
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return(0);
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}
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n = min(evp->nparts,max_part); /* no longer DISKLABEL limitations... */
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for (i = 0; i < n; i++)
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diskpart_fill_entry(&array[i], /* mybase + */
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evp->part[i].p_start,
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evp->part[i].p_size,
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NULL, 0, DISKPART_NONE, /* XXX FS_BSDFFS */ 0);
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return(n); /* (evp->nparts) */
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}
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