This is a library to access disk images that are common on the CBM/Commodore 8 bit computer series like the PET, the VIC-20, C64, C16, C116, Plus/4, C128 machines.

The disk images that can be processed are:

• 5,25":

  • D80 images of 8050 drives
  • D82 images of 8250 drives
  • D64 images of 4040/2031/1540/1541/1551/1570 drives
  • D71 images of 1571 drives
  • D40 images of early 2040 drives with Firmware V1

• 3,5":

  • D81 images of 1581 drives
  • D1M, D2M and D4M images of CMD FD2000 and CMD FD4000 drives

• Hard disks:

  • DHD support for CMD HDD images
  • D60 support for 9060 images
  • D90 support for 9090 images
  • D16 support for Ruud Baltissen's special format

This is a preliminary version of the library! Its API is still subject to change! It is only available for expository purposes.

You can find a Doxygen of the API. WARNING: This is a prelimnary version of the library! Its API is still subject to change! It is only available for expository purposes.

• v0.1.0:

  • Add D64, D40 support
  • Add D64 support for 40, 41 and 42 track files
  • Add D71 support
  • Add D81 support
  • Add D80, D82 support
  • Add D1M, D2M and D4M support (partially available)
  • Add GEOS support (partially available)

• v0.1.1:

  • Abstract the reading interface so that the image does not have to exist as a PC file

• v0.1.2:

  • Add DHD support
  • Add exporting into single-file formats (PRG, P64, S64, U64, L64,
  • Add write support

• v0.2.0:

  • Create a stable API

This library is distributed under the GPLv2 license. See LICENSE.txt for more information.

https://github.com/OpenCBM/libcbmimage

• For problems, bug reports, feature requests, use the issue tracker
• For contributions, create a pull request

• Peter Scheper's file formats
• Ruud Baltissen's file formats
• VICE emulator file formats
• Florian Müller, Thorsten Petrowski: C64 GEOS 1.3. Markt & Technik 1988, ISBN 3-89090-570-6.
• Florian Müller: C64/C128 Alles über GEOS 2.0. Markt & Technik 1989, ISBN 3-89090-808-X
• Florian Müller: C128 Alles über GEOS 128. Markt & Technik 1988, ISBN 3-89090-700-8
• Karsten Schramm: Die Floppy 1541. Markt & Technik 1985, ISBN 3-89090-098-4 (1. edition) or Markt & Technik 1987, ISBN 3-89090-444-0 (2nd edition)
• Karsten Schramm: Die Floppy 1570/1571. Markt & Technik 1986, ISBN 3-89090-185-9.
• Lothar Englisch, Norbert Szczepanowski: Das große Floppy-Buch. Data Becker 1983
• CMD FD Series. User's Manual
• 1541 User's Guide
• 1570/1571 User's Guide
• 1581 User's Guide