// 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 &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, 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 &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, 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