diff options
Diffstat (limited to 'src/lib/formats/img_dsk.h')
-rw-r--r-- | src/lib/formats/img_dsk.h | 41 |
1 files changed, 20 insertions, 21 deletions
diff --git a/src/lib/formats/img_dsk.h b/src/lib/formats/img_dsk.h index ab2c5adc1c2..567a18b273d 100644 --- a/src/lib/formats/img_dsk.h +++ b/src/lib/formats/img_dsk.h @@ -4,7 +4,7 @@ img_dsk.h - "IMG" disk format for SSDD Intel MDS-II 8" disks + "IMG" disk format for SSDD & SSSD Intel MDS-II 8" disks *********************************************************************/ #ifndef MAME_FORMATS_IMG_DSK_H @@ -23,33 +23,32 @@ public: static constexpr unsigned TRACKS = 77; static constexpr unsigned HEADS = 1; static constexpr unsigned SECTORS = 52; + static constexpr unsigned SECTORS_FM = 26; static constexpr unsigned SECTOR_SIZE = 128; img_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; + 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, 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; private: - uint16_t m_crc; - - static std::vector<uint8_t> interleaved_sectors(unsigned il_factor); - void write_mmfm_bit(std::vector<uint32_t> &buffer , bool data_bit , bool clock_bit); - void write_mmfm_byte(std::vector<uint32_t> &buffer , uint8_t data , uint8_t clock = 0); - void write_sync(std::vector<uint32_t> &buffer); - void write_crc(std::vector<uint32_t> &buffer , uint16_t crc); - void write_gap(std::vector<uint32_t> &buffer , unsigned size_00 , unsigned size_ff); - void write_sector(std::vector<uint32_t> &buffer , uint8_t track_no , uint8_t sect_no , const uint8_t *sect_data); - void fill_with_gap4(std::vector<uint32_t> &buffer); - std::vector<uint8_t> get_next_id_n_block(const uint8_t *bitstream , int bitstream_size , int& pos , int& start_pos); - bool get_next_sector(const uint8_t *bitstream , int bitstream_size , int& pos , unsigned& track , unsigned& sector , uint8_t *sector_data); + static std::vector<uint8_t> interleaved_sectors(unsigned sects, unsigned il_factor); + static void write_mmfm_bit(std::vector<uint32_t> &buffer , bool data_bit , bool clock_bit , uint16_t &crc); + static void write_mmfm_byte(std::vector<uint32_t> &buffer , uint8_t data , uint16_t &crc , uint8_t clock = 0); + static void write_sync(std::vector<uint32_t> &buffer); + static void write_crc(std::vector<uint32_t> &buffer , uint16_t crc); + static void write_gap(std::vector<uint32_t> &buffer , unsigned size_00 , unsigned size_ff); + static void write_sector(std::vector<uint32_t> &buffer , uint8_t track_no , uint8_t sect_no , const uint8_t *sect_data); + static void fill_with_gap4(std::vector<uint32_t> &buffer); + static std::vector<uint8_t> get_next_id_n_block(const std::vector<bool> &bitstream , int& pos , int& start_pos); + static bool get_next_sector(const std::vector<bool> &bitstream , int& pos , unsigned& track , unsigned& sector , uint8_t *sector_data); }; -extern const floppy_format_type FLOPPY_IMG_FORMAT; +extern const img_format FLOPPY_IMG_FORMAT; #endif // MAME_FORMATS_IMG_DSK_H |