# Reading headerless files (COM files) and Getting Directories in Assembler

**URL:** <https://forum.cpcwiki.eu/t/reading-headerless-files-com-files-and-getting-directories-in-assembler/830>\
**Category:** Programming\
**Created:** [October 13, 2026, 9:16pm UTC](https://forum.cpcwiki.eu/t/reading-headerless-files-com-files-and-getting-directories-in-assembler/830 "2026-10-13T21:16:41Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![zhulien](https://forum.cpcwiki.eu/letter_avatar_proxy/v4/letter/z/ce7236/32.png) [@zhulien](https://forum.cpcwiki.eu/u/zhulien)\
**Post date:** [October 13, 2026, 9:16pm UTC](https://forum.cpcwiki.eu/t/reading-headerless-files-com-files-and-getting-directories-in-assembler/830/1 "2026-10-13T21:16:42Z")

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What is the best ways to do the following using both firmware and no firmware - ideally with any caveats such as doesn’t work on X-MASS or M4 or Albiero or…

- Reading headerless files (COM files)
- Getting Directories in Assembler

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**Author:** ![zhulien](https://forum.cpcwiki.eu/letter_avatar_proxy/v4/letter/z/ce7236/32.png) [@zhulien](https://forum.cpcwiki.eu/u/zhulien)\
**Post date:** [October 15, 2026, 3:57pm UTC](https://forum.cpcwiki.eu/t/reading-headerless-files-com-files-and-getting-directories-in-assembler/830/2 "2026-10-15T15:57:16Z")

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does anybody have any references to these online?

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**Author:** ![zhulien](https://forum.cpcwiki.eu/letter_avatar_proxy/v4/letter/z/ce7236/32.png) [@zhulien](https://forum.cpcwiki.eu/u/zhulien)\
**Post date:** [October 16, 2026, 12:13pm UTC](https://forum.cpcwiki.eu/t/reading-headerless-files-com-files-and-getting-directories-in-assembler/830/3 "2026-10-16T12:13:24Z")

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UniDOS solved both problems for non-floppies. I can live with UniDOS.