Re: FastMove with XP SP2-DES enabled

From: John O'Harrow (john_at_elmcrest.demon.co.uk)
Date: 03/18/05 

Date: Fri, 18 Mar 2005 16:49:48 -0000

This bug was fixed in version 2.10 (the version on Dennis's page is still
1.60)

Version 2.3 (the latest released version) can be found in the attachments
newsgroup

regards,
John.

"Milenko Mitrovic" <dcoder@dsp-worx.de> wrote in message
news:423af291@newsgroups.borland.com...
> Hi,
>
> on one of the Machines i was working, i was wondering why one of my Audio
> Apps wasn't working. The Machine has one of the newer P4 w/ SSE3. After
> some Debugging i figured out that the call to
>
> Move(SrcProc^, NewMove, SizeOf(NewMove))
>
> from John O'Harrows FastMove.pas (the one from Dennis' Page) fails. There
> is no crash, no Exception .. nothing. The Program just terminates during
> initialization without saying anything. It took a while until i asked
> myself "Could it be the DES (Data Execution Prevention) of Windows XP/SP2
> ?". So i disabled it by adding /noexecute=AlwaysOff to the boot.ini and it
> started to work.
>
> This Move does work with DEP enabled on my Athlon XP System and on my
> Pentium M Notebook, only the P4 System prevents it.
>
> oh and, (i forgot) while debugging i wasn't even able to check if SrcProc
> is NULL "if Assigned(SrcProc) then ...". This check was enough to make
> Windows(?) terminate the App.
>
> Anyone an idea how to workarond this ?
>
> Regards
> Milenko Mitrovic

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