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Date: | Fri, 15 Nov 1996 12:33:46 -0500 |
Message-Id: | <199611151733.MAA21304@delorie.com> |
From: | DJ Delorie <dj AT delorie DOT com> |
To: | gminer AT Newbridge DOT COM |
CC: | djgpp AT delorie DOT com |
In-reply-to: | <Pine.SUN.3.90.961115121752.21366A-100000@coop10> (message from |
Glen Miner on Fri, 15 Nov 1996 12:25:31 -0500 (EST)) | |
Subject: | Re: Memory Protection |
> Ahh, this makes sense now. I suppose my next question is: how does the > dosmem put/get functions get around this? Do they resize before and > after? Wouldn't this be painfully inneffeicient? They use a different segment, which overlaps the DOS memory instead of the program's memory. For further protection, you can create a segment that covers only the video memory and use that instead.
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