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000210_news@columbia.edu_Mon Nov 21 08:28:35 1994.msg
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From: soren@aztec.co.za (Soren Aalto)
Newsgroups: comp.protocols.kermit.misc,alt.winsock
Subject: Re: winsock/pkt dvr hack possible?
Date: Mon, 21 Nov 1994 15:26:45
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In article <1994Nov20.105834.33349@cc.usu.edu> jrd@cc.usu.edu (Joe Doupnik) writes:
>>>A packet driver on top of winsock makes no sense since winsock is not
>>>protocol independent. The best you could possibly hope for would be a
>>>Telnet redirector for Windows DOS Sessions which communicates through
>>>WinSock.
>>
>> Actually, it could probably be done by filtering out the non TCP/IP
>> functionality, but it would be a very complicated bit of engineering.
>> You would likely have to write some nasty DOS interrupt redirection
>> code which would allow the DOS program to communicate directly to a native Windows
>> WINSOCK application via the packet driver interrupt. The WINSOCK application
>> would act as a type of pass-through tunnel for the DOS application. This may
>> require the use of a custom VXD, I'm not sure. I briefly looked into this but I
>> have decided that my skill sets are not quite at a level required for this task.
>-------
> Jeff is correct. The top of a sockets API is a TCP stream channel of
>bytes, not packets. "It could be done..." means creating a second TCP/IP
>stack feeding from the streams channel and packaging it into TCP/IP over
>Ethernet frames to be passed to the application. Not very desirable, nor
>realistic.
...but is similar to what is done inside TIA, if I am not mistaken.