Path: utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!tut.cis.ohio-state.edu!snorkelwacker.mit.edu!hsdndev!yale!quasi-eli!cs.yale.edu!spolsky-joel
From: spolsky-joel@cs.yale.edu (Joel Spolsky)
Newsgroups: comp.windows.ms.programmer
Subject: Re: Accessing devices with port I/O in Windows? (LONG)
Message-ID: <27675@cs.yale.edu>
Date: 8 Dec 90 22:03:50 GMT
References: <16648@brahms.udel.edu> <7690@umd5.umd.edu>
Sender: news@cs.yale.edu
Organization: Yale University Computer Science Dept., New Haven, CT 06520-2158
Lines: 16
Nntp-Posting-Host: zoo-gw.cs.yale.edu
Originator: spolsky@suned.CS.Yale.Edu

In article <7690@umd5.umd.edu> dzoey@terminus.umd.edu (Joe Herman) writes:
>In article <16648@brahms.udel.edu> garrett@brahms.udel.edu (Joel Garrett) writes:
>>If we already have source code for a driver in C under the regular MS-DOS
>>environment, can this be easily adapted to work in the Windows Environment?
>
>Warning note:  I think what I am saying is correct.  I have a DDK, but am
>only just starting to get familiar with the concepts.  Please let me know
>if I flub this.

You are making this all much more complicated than necessary. You can
just take the old library, change the function calls to PASCAL, and
recompile it as a DLL. That's all.  A DLL can use in and out from the
C library. (So can a Windows program).

Joel Spolsky
spolsky@cs.yale.edu