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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This code is based on original Soltys source code
* Copyright (c) 1994-1995 Janus B. Wisniewski and L.K. Avalon
*/
#ifndef __BOOT__
#define __BOOT__
#include "cge/jbw.h"
#define BOOTSECT_SIZ 512
#define BOOTHEAD_SIZ 62
#define BOOTCODE_SIZ BOOTSECT_SIZ-BOOTHEAD_SIZ
#define FreeBoot(b) free(b)
#ifndef EC
#define EC
#endif
typedef struct {
byte Jmp[3]; // NEAR jump machine code
char OEM_ID[8]; // OEM name and version
word SectSize; // bytes per sector
byte ClustSize; // sectors per cluster
word ResSecs; // sectors before 1st FAT
byte FatCnt; // number of FATs
word RootSize; // root directory entries
word TotSecs; // total sectors on disk
byte Media; // media descriptor byte
word FatSize; // sectors per FAT
word TrkSecs; // sectors per track
word HeadCnt; // number of sufraces
word HidnSecs; // special hidden sectors
word _; // (unknown: reserved?)
dword lTotSecs; // total number of sectors
word DriveNum; // physical drive number
byte XSign; // extended boot signature
dword Serial; // volume serial number
char Label[11]; // volume label
char FileSysID[8]; // file system ID
char Code[BOOTCODE_SIZ-8]; // 8 = length of following
dword Secret; // long secret number
byte BootCheck; // boot sector checksum
byte BootFlags; // secret flags
word BootSig; // boot signature 0xAA55
} Boot;
EC Boot * ReadBoot (int drive);
EC byte CheckBoot (Boot * boot);
EC bool WriteBoot (int drive, Boot * boot);
#endif
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