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/*	$OpenBSD: mbr.h,v 1.34 2021/07/12 22:18:54 krw Exp $	*/

/*
 * Copyright (c) 1997 Tobias Weingartner
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef _MBR_H
#define _MBR_H

struct mbr {
	off_t		mbr_lba_firstembr;
	off_t		mbr_lba_self;
	unsigned char	mbr_code[DOSPARTOFF];
	struct prt	mbr_prt[NDOSPART];
	uint16_t	mbr_signature;
};

extern struct mbr	initial_mbr;

void		MBR_print(const struct mbr *, const char *);
void		MBR_parse(const struct dos_mbr *, const off_t, const off_t,
    struct mbr *);
void		MBR_make(struct mbr *, struct dos_mbr *);
void		MBR_init(struct mbr *);
void		MBR_init_GPT(struct mbr *);
int		MBR_read(const off_t, struct dos_mbr *);
int		MBR_write(const off_t, const struct dos_mbr *);
int		MBR_protective_mbr(struct mbr *);

#endif /* _MBR_H */