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Article #3608Re: Port sharing/splitting?
From: Jim Dodd
Date: Sat, 20 May 2006 21:20
Date: Sat, 20 May 2006 21:20
33 lines
2668 bytes
2668 bytes
Mike Collins wrote: > There are many ways to achieve this depending on how complex or robust you > want to make it. If you are writing a system that needs to be deployed on > many different systems then your best options is to write some sort of > filter driver. However this is not a straightforward task and requires the > MS DDK which is costly and complicated. > > Another option is to use DLL-injection and API hooking. If it is aimed at > capturing one specific application then this shouldn't be a big deal. You > need to determine how the legacy application is communicating with the com > port and then inject into it's process space and hook the api that it uses. > Once this is done, you hook / callback procedure will be called before the > API in question, and it will give you the facility to achieve the data and > reject or relay the call on to the real api. > > If you feel this is an option that you would like to pursue then post back > with your e-mail address and i can contact you. I can provide you with some > information and some starting points, although i can't actually provide you > with source code as my injection system is based on another's that i have > licensing for. As a starting point, look at www.codeproject.com and do a > search for dll-injection and api hooking. > > HTH, Mike C > > This is very generous offer. But I am not the one wishing to do this. I hope Zahir realizes that you were probably responding to him and takes you up on your offer. Zahir, offers like Mike's don't come every day. I suggest you contact him. Jim
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X-Google-Thread: 10cc67,377c765ac90d6829 X-Google-Attributes: gid10cc67,public X-Google-Language: ENGLISH,ASCII-7-bit Date: Sat, 20 May 2006 17:20:51 -0400 From: Jim Dodd <bcbuilderboy@yahoo.com> User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: borland.public.cppbuilder.nativeapi Subject: Re: Port sharing/splitting? References: <4464ade6$1@newsgroups.borland.com> <446b06f4$1@newsgroups.borland.com> <446dd227$1@newsgroups.borland.com> <446deab1$1@newsgroups.borland.com> In-Reply-To: <446deab1$1@newsgroups.borland.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit NNTP-Posting-Host: 72.72.25.226 Message-ID: <446f885f$1@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1148160095 72.72.25.226 (20 May 2006 14:21:35 -0700) Lines: 33 Path: arc1-ca.pugleaf.net!g2news2.google.com!news4.google.com!news.glorb.com!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail