linux-kernel - Re: [PATCH] Smackv10: Smack rules grammar + their stateful parser

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Date:	Tue, 6 Nov 2007 17:06:23 -0800 (PST)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Adrian Bunk <bunk@...nel.org>
cc:	"Ahmed S. Darwish" <darwish.07@...il.com>,
	Pavel Machek <pavel@....cz>,
	Casey Schaufler <casey@...aufler-ca.com>,
	akpm@...ux-foundation.org, linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, Al Viro <viro@....linux.org.uk>
Subject: Re: [PATCH] Smackv10: Smack rules grammar + their stateful parser



On Wed, 7 Nov 2007, Adrian Bunk wrote:
>
> How should TOMOYO implement it's "match one character" in a pattern
> (used to allow or deny access in a name-based MAC)?

.. I think such a design is fundamentally bogus. You don't have 
"characters". You have "bytes".

So you either implement "match one byte", or you go crazy. It's that 
simple.

		Linus
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