RE: [GD-Windows] Nasty GUI bug

[Tom F. <to...@mu...>]

Erm... IIRC, the GetDeviceCaps call of many drivers scribbles past the area
you give it. So allocate a much bigger buffer (I used 4k extra and didn't
have any further problems).

Maybe this is a similar or related problem?


Tom Forsyth - Muckyfoot bloke and Microsoft MVP.

This email is the product of your deranged imagination,
and does not in any way imply existence of the author.

> -----Original Message-----
> From: Pierre Terdiman [mailto:p.t...@wa...]
> Sent: 11 October 2002 15:51
> To: gam...@li...
> Subject: Re: [GD-Windows] Nasty GUI bug 
> 
> 
> > Going to check my bounds right now.
> 
> No luck so far, but BS found something in another part of my 
> code. This is
> in a DX7 renderer, the code is :
> 
>   // Get the current display depth
>   DEVMODE devmode;
>   devmode.dmSize = sizeof(DEVMODE);
>   EnumDisplaySettings(null, ENUM_CURRENT_SETTINGS, &devmode);
> 
> And BS tells me :
> 
>     Stack memory overrun
>     Copying 156 bytes to devmode
>     Starting offset: 0, destination size: 148 bytes
> 
> Indeed, sizeof(DEVMODE) is 148.
> 
> Is it a known bug ? Looks nasty.
> 
> 
> Also, is there a way to get the internal reference count of a DLL ?
> 
> ...to be continued...
> 
> Pierre
> 
> 
> 
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