Re: Can anyone extract Forth source from "f83x.sou" files?

[wbaguhn@nyx10.cs.du.edu (Will Baguhn)]

In article <4v0jsj$a8l@seagoon.newcastle.edu.au>,
Bruce R. McFarling <ecbm@cc.newcastle.edu.au> wrote:
>wbaguhn@nyx10.cs.du.edu (Will Baguhn) wrote:
>>In article <4uu8ev$qbu@seagoon.newcastle.edu.au>,
>>Bruce R. McFarling <ecbm@cc.newcastle.edu.au> wrote:
>>>	On the main forth archive, at the http://taygeta.com site,
>>>there is a directory in the Forth ftp archives for "apple2" files,
>>>and on the site are two files, "f83x.sou" and "f83x.uti".  This is
>>>supposed to be a 6502-based extended version of the F83 system.
>>>I had been told by someone a while back that they were Apple2
>>>disk images -- all I know is that I don't know how to get at the
>>>source code that is apperently stored in "f83x.sou".
>>>	How would a "disk image" be stored?  How would I know
>>>that that is what it really is?  And does anybody think they
>>>might be able to translate the files into a more accessible
>>>form?
>>
>> A disk image is a file that is a copy of a disk.  Essentially, all
>> data is read off the disk and dumped directly to a file.  No
>> translation involved, except perhaps re-ordering the blocks on
>> the disk.
>>
>> For forth source code, i'm guessing it would be in forth block 
>> format.
>
>	I think it is the assembly language source *of* the forth, 
>rather than source *for* the forth, in which case it would be in 
>whatever format the assembler would expect.  But it could be in 
>blocks (say, to assemble itself, or to cross-compile from the 
>PC-based F83 to the Apple II).
>
>
>>You'd need to find the offset into the image file that the blocks 
>>start at, then it should be a simply matter of reading in 1024 bytes
>>at a time and dumping them in 64 characters per line format to a plain
>>text file.
>
>	OK. Where would the directory tracks be in an Apple II disk 
>image, and what would they mean?
>
>-- 
>Virtually,
>
>Bruce R. McFarling, Newcastle, NSW
>ecbm@cc.newcastle.edu.au
>
>

If it's a F83 vintage disk, it's probably Dos 3.3 which means that it's
got it's directory on track 13.  Basically, you should download an emulator
and try mounting the disk images.
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