// 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" #include "imageutl.h" class g64_format : public floppy_image_format_t { public: g64_format(); virtual int identify(io_generic *io, uint32_t form_factor) override; virtual bool load(io_generic *io, uint32_t form_factor, floppy_image *image) override; virtual bool save(io_generic *io, floppy_image *image) 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 { 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[]; int generate_bitstream(int track, int head, int speed_zone, uint8_t *trackbuf, int &track_size, floppy_image *image); }; extern const floppy_format_type FLOPPY_G64_FORMAT; #endif // MAME_FORMATS_G64_DSK_H