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References: <v2y5458db3c1004071230ydd356b2t7641f95e341e027d@mail.gmail.com>
	 <d255b928dd86a217d855d0e90881fc45.squirrel@bsd-box.net>
Date: Thu, 8 Apr 2010 06:45:46 +0200
Message-ID: <r2hb54d0abe1004072145g874da8f9y28922cfa6c63474e@mail.gmail.com>
To: Michael Graziano <mikeg@bsd-box.net>
Cc: Justin Dearing <zippy1981@gmail.com>, Rasmus Lerdorf <rasmus@lerdorf.com>, valli@icsurselva.ch, 
	internals@lists.php.net
Content-Type: multipart/alternative; boundary=000325555bba1d4a400483b25ad7
Subject: Re: [PHP-DEV] Re: Bug 47435[Was]: Re: [PHP-DEV] What gruntwork needs 
	to be done
From: tyra3l@gmail.com (Ferenc Kovacs)

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Content-Type: text/plain; charset=UTF-8

I want both!!!
:)

Tyrael

On Wed, Apr 7, 2010 at 11:18 PM, Michael Graziano <mikeg@bsd-box.net> wrote:

> > Ramus,
> >
> > On Tue, Apr 6, 2010 at 1:34 PM, Rasmus Lerdorf <rasmus@lerdorf.com>
> wrote:
> >
> >>
> >> Here is a straightforward (but not easy) one:
> >>
> >> http://bugs.php.net/bug.php?id=47435
> >>
> >> I actually found it easy, slightly tedious, and not straightforward. I
> > guess its perspective.
> >
> > I am CCing my former colleague Mike G who added is $.02 to the ticket at
> > my
> > request.
>
> > Valli's notes implied that FILTER_VALIDATE_IP should match CIDR netmask
> > notations. eg 0.0.0.0/0 and ::1/128 should match. They do not. I propose
> a
> > new flag called FILTER_FLAG_INCLUDE_CIDR_NETMASK that does match.
>
> I have mixed feelings on the CIDR matching aspect -- using CIDR notation
> It's possible to define an "insane" network (like 8000::/1 or 128.0.0.0/1
> or 192.0.0.0/8) that encompasses a bunch of "special" nets, but is not
> itself "special" per the RFCs. It's a stupid and pathological edge case
> which should never happen, but it creates all sorts of funky interaction
> with the other filter flags that you would need to account for.
> Rejecting the CIDR mask and requiring an unqualified (and therefore
> implied v4/32 or v6/128) address is a neat (and common) way of
> sidestepping that problem.
>
> Having said that, in the sane, non-pathological case subnet matching is
> really nice to have. :)
>
> -MG
>
>
>
>
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