Message-ID: <44206E1C.6090808@zytor.com>
Date: Tue, 21 Mar 2006 13:20:28 -0800
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Phillip Susi <psusi@cfl.rr.com>
CC: Jan Engelhardt <jengelh@linux01.gwdg.de>, linux-kernel@vger.kernel.org
Subject: Re: VFAT: Can't create file named 'aux.h'?
References: <1142890822.5007.18.camel@localhost.localdomain> <20060320134533.febb0155.rdunlap@xenotime.net> <dvn835$lvo$1@terminus.zytor.com> <Pine.LNX.4.61.0603211840020.21376@yvahk01.tjqt.qr> <44203B86.5000003@zytor.com> <Pine.LNX.4.61.0603211854150.21376@yvahk01. <442050C8.1020200@zytor.com> <44205BC5.9040200@cfl.rr.com>
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Phillip Susi wrote:
> H. Peter Anvin wrote:
> 
>> Probably it would be worth trying to create "aux.h" under XP and see 
>> what happens.  Unfortunately I don't have a 'doze system handy at the 
>> moment.
> 
> 
> kernel32.dll's CreateFile() and other apis normally perform translation 
> which includes special handling for dos device names including AUX.  You 
> can bypass this by prefixing the absolute file name with the string 
> "\\?\" and this will allow you to create a file named AUX.  It also 
> allows you to reference file names with absolute paths greater than 255 
> characters.
> 

So, in other words, Windows will let you create these files; it will 
just make you just through hoops to access them.

Sounds like they should be able to be legitimately created.  If the 
shortnames are mangled, even DOS or Win9x could access them using the 
shortname.

	-hpa

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