// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************* formats/g64_dsk.h Commodore 1541/1571 GCR disk image format *********************************************************************/ #ifndef MAME_FORMATS_G64_DSK_H #define MAME_FORMATS_G64_DSK_H #pragma once #include "flopimg.h" class g64_format : public floppy_image_format_t { public: g64_format(); virtual int identify(util::random_read &io, uint32_t form_factor, const std::vector &variants) const override; virtual bool load(util::random_read &io, uint32_t form_factor, const std::vector &variants, floppy_image &image) const override; virtual bool save(util::random_read_write &io, const std::vector &variants, const floppy_image &image) const override; virtual const char *name() const noexcept override; virtual const char *description() const noexcept override; virtual const char *extensions() const noexcept override; virtual bool supports_save() const noexcept override { return true; } protected: enum { POS_SIGNATURE = 0x0, POS_VERSION = 0x8, POS_TRACK_COUNT = 0x9, POS_MAX_TRACK_SIZE = 0xa, POS_TRACK_OFFSET = 0xc }; enum { TRACK_LENGTH = 0x1ef8, TRACK_COUNT = 84 }; static const uint32_t c1541_cell_size[]; static int generate_bitstream(int track, int head, int speed_zone, std::vector &trackbuf, const floppy_image &image); }; extern const g64_format FLOPPY_G64_FORMAT; #endif // MAME_FORMATS_G64_DSK_H