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PC World 1999 August
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dosutils
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fips15c
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fat.h
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1997-12-20
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/*
FIPS - the First nondestructive Interactive Partition Splitting program
Module fat.h
RCS - Header:
$Header: c:/daten/fips/source/main/RCS/fat.h 1.4 1995/01/19 00:01:25 schaefer Exp schaefer $
Copyright (C) 1993 Arno Schaefer
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., 675 Mass Ave, Cambridge, MA 02139, USA.
Report problems and direct all questions to:
schaefer@rbg.informatik.th-darmstadt.de
*/
#ifndef FAT_H
#define FAT_H
#include "types.h"
#include "disk_io.h"
#include "logdr_st.h"
class fat
{
protected:
logical_drive *logical_drive;
int number;
dword start_sector;
sector *buffer;
dword sector_in_buffer;
void read_sector (dword sector);
public:
virtual dword next_cluster (dword cluster_number) = 0;
fat (class logical_drive *logical_drive,int number);
~fat (void) { delete buffer; }
};
class fat16:public fat
{
public:
dword next_cluster (dword cluster_number);
void check_empty (dword new_start_cluster);
void check_against (class fat16 *fat2);
dword min_free_cluster (void);
fat16 (class logical_drive *logical_drive,int number):fat (logical_drive,number) {}
};
class fat32:public fat
{
public:
dword next_cluster (dword cluster_number);
void check_empty (dword new_start_cluster);
void check_against (class fat32 *fat2);
dword min_free_cluster (void);
fat32 (class logical_drive *logical_drive,int number):fat (logical_drive,number) {}
};
#endif