> I'm not able yet to open a file on my flash USB disk but the
> debugger travels safely (no NULL pointer exceptions) the following function:

>  dos_open (path_buf, O_WRONLY, 0);

> I noted that MAX_CDSPATH = 67.
> Could you explain me briefly how I should use the long file name API's? 
> Namely:
>  
>  1. How does FreeDOS to detect and read a LFN entry?
>  2. How FreeDOS writes a LFN entry?

FreeDOS doesn't support LFN at all
there's an *external* DOSLFN/LFNDOS TSR, but the kernel doesn't care
about LFN's

Tom
Mit freundlichen Grüßen / Kind regards,
Tom Ehlert
+49-241-79886


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