1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
/*********************************************************************
formats/st_dsk.h
Atari ST 9/10/11 sector-per-track formats
*********************************************************************/
#ifndef MAME_FORMATS_ST_DSK_H
#define MAME_FORMATS_ST_DSK_H
#pragma once
#include "flopimg.h"
class st_format : public floppy_image_format_t
{
public:
st_format();
virtual int identify(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants) const override;
virtual bool load(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants, floppy_image *image) const override;
virtual bool save(util::random_read_write &io, const std::vector<uint32_t> &variants, floppy_image *image) const override;
virtual const char *name() const override;
virtual const char *description() const override;
virtual const char *extensions() const override;
virtual bool supports_save() const override;
private:
static void find_size(util::random_read &io, uint8_t &track_count, uint8_t &head_count, uint8_t §or_count);
};
class msa_format : public floppy_image_format_t
{
public:
msa_format();
virtual int identify(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants) const override;
virtual bool load(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants, floppy_image *image) const override;
virtual bool save(util::random_read_write &io, const std::vector<uint32_t> &variants, floppy_image *image) const override;
virtual const char *name() const override;
virtual const char *description() const override;
virtual const char *extensions() const override;
virtual bool supports_save() const override;
private:
static bool uncompress(uint8_t *buffer, int csize, int usize);
static bool compress(const uint8_t *src, int usize, uint8_t *dest, int &csize);
static void read_header(util::random_read &io, uint16_t &sign, uint16_t §, uint16_t &head, uint16_t &strack, uint16_t &etrack);
};
extern const st_format FLOPPY_ST_FORMAT;
extern const msa_format FLOPPY_MSA_FORMAT;
#endif // MAME_FORMATS_ST_DSK_H
|