[syslinux] Pxechn.c32

[H. Peter Anvin]

On 06/04/2012 12:56 PM, Gene Cumm wrote:
> On Jun 4, 2012 2:06 PM, "H. Peter Anvin" <hpa at zytor.com
> <mailto:hpa at zytor.com>> wrote:
> 
>> No, I think the problem is that you overwrite gPXE's copy of the packet,
>> which is then lost when gPXE is unloaded.
> 
> I'd expect to be overwriting gPXE's copy but I suspect either
> 1) wdsnbp.com <http://wdsnbp.com> uses a scanning plan to find the PXE
> stack (and finds the underlying stack) or
> 2) gPXE reforms those packets (but not sure how as pxechn.c32 loads/runs
> wdsnbp.com <http://wdsnbp.com> itself without the PXE restart call)
> 
> I'm trying to get a COM32 to tell the results of all 5 plans (including
> not stopping at the first on any scanning plans).
> 

Right now, I think what happens is that it overwrites gPXE's copy, and
then gPXE is unloaded when pxelinux exits.

	-hpa