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/*********************************************************************
formats/st_dsk.h
Atari ST 9/10/11 sector-per-track formats
*********************************************************************/
#ifndef ST_DSK_H_
#define ST_DSK_H_
#include "flopimg.h"
class st_format : public floppy_image_format_t
{
public:
st_format();
virtual int identify(io_generic *io, UINT32 form_factor);
virtual bool load(io_generic *io, UINT32 form_factor, floppy_image *image);
virtual bool save(io_generic *io, floppy_image *image);
virtual const char *name() const;
virtual const char *description() const;
virtual const char *extensions() const;
virtual bool supports_save() const;
private:
void find_size(io_generic *io, UINT8 &track_count, UINT8 &head_count, UINT8 §or_count);
};
class msa_format : public floppy_image_format_t
{
public:
msa_format();
virtual int identify(io_generic *io, UINT32 form_factor);
virtual bool load(io_generic *io, UINT32 form_factor, floppy_image *image);
virtual bool save(io_generic *io, floppy_image *image);
virtual const char *name() const;
virtual const char *description() const;
virtual const char *extensions() const;
virtual bool supports_save() const;
private:
bool uncompress(UINT8 *buffer, int csize, int usize);
bool compress(const UINT8 *src, int usize, UINT8 *dest, int &csize);
void read_header(io_generic *io, UINT16 &sign, UINT16 §, UINT16 &head, UINT16 &strack, UINT16 &etrack);
};
extern const floppy_format_type FLOPPY_ST_FORMAT;
extern const floppy_format_type FLOPPY_MSA_FORMAT;
#endif /*ST_DSK_H_*/
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