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-rw-r--r--src/lib/formats/img_dsk.h41
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