From: Adrian Bunk <bunk@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: "Ahmed S. Darwish" <darwish.07@gmail.com>,
Pavel Machek <pavel@ucw.cz>,
Casey Schaufler <casey@schaufler-ca.com>,
akpm@linux-foundation.org, linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org, Al Viro <viro@ftp.linux.org.uk>
Subject: Re: [PATCH] Smackv10: Smack rules grammar + their stateful parser
Date: Wed, 7 Nov 2007 01:43:50 +0100 [thread overview]
Message-ID: <20071107004350.GS26163@stusta.de> (raw)
In-Reply-To: <alpine.LFD.0.999.0711061626410.15101@woody.linux-foundation.org>
On Tue, Nov 06, 2007 at 04:27:19PM -0800, Linus Torvalds wrote:
>
>
> On Wed, 7 Nov 2007, Adrian Bunk wrote:
> >
> > But if you want to match "one character" (like TOMOYO does) or want to
> > check for printable characters except space (like Smack does) you must
> > know whether the byte string 0xC3 0xA0 is the character à or a sequence
> > of two characters with the second one being NBSP.
>
> No you don't. You just check the binary value, and decide that ' ', '\t'
> and '\n' are special.
>
> Don't go get excited.
How should TOMOYO implement it's "match one character" in a pattern
(used to allow or deny access in a name-based MAC)?
> Linus
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
next prev parent reply other threads:[~2007-11-07 0:44 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-02 20:50 [PATCH] Version 10 (2.6.24-rc1) Smack: Simplified Mandatory Access Control Kernel Casey Schaufler
2007-11-03 16:43 ` [PATCH] Smackv10: Smack rules grammar + their stateful parser Ahmed S. Darwish
2007-11-03 18:30 ` Kyle Moffett
2007-11-03 22:12 ` Ahmed S. Darwish
2007-11-04 12:28 ` Pavel Machek
2007-11-04 13:23 ` Ahmed S. Darwish
2007-11-04 16:37 ` Casey Schaufler
2007-11-05 9:41 ` Ahmed S. Darwish
2007-11-05 16:21 ` Linus Torvalds
2007-11-05 21:56 ` Tetsuo Handa
2007-11-06 10:00 ` Adrian Bunk
2007-11-06 12:27 ` Tetsuo Handa
2007-11-06 13:58 ` Adrian Bunk
2007-11-06 14:32 ` Tetsuo Handa
2007-11-06 14:59 ` Adrian Bunk
2007-11-06 15:27 ` Tetsuo Handa
2007-11-06 22:42 ` Adrian Bunk
2007-11-05 23:38 ` Ahmed S. Darwish
2007-11-06 8:06 ` Adrian Bunk
2007-11-06 15:39 ` Linus Torvalds
2007-11-06 23:00 ` Adrian Bunk
2007-11-06 23:08 ` Linus Torvalds
2007-11-07 0:07 ` Adrian Bunk
2007-11-07 0:27 ` Linus Torvalds
2007-11-07 0:43 ` Adrian Bunk [this message]
2007-11-07 1:03 ` Tetsuo Handa
2007-11-07 1:06 ` Linus Torvalds
2007-11-07 1:59 ` Adrian Bunk
2007-11-07 4:09 ` Linus Torvalds
2007-11-07 15:08 ` Alan Cox
2007-11-04 20:06 ` Ahmed S. Darwish
2007-11-05 0:56 ` [PATCH] Smackv10: Smack rules grammar + their stateful parser(2) Ahmed S. Darwish
2007-11-10 17:05 ` Jakob Oestergaard
2007-11-10 19:45 ` Ahmed S. Darwish
2007-11-11 12:44 ` Pavel Machek
2007-11-11 18:37 ` Ahmed S. Darwish
2007-11-06 6:33 ` [PATCH] Smackv10: Smack rules grammar + their stateful parser Adrian Bunk
2007-11-06 8:26 ` Kyle Moffett
2007-11-06 8:56 ` Adrian Bunk
2007-11-06 11:02 ` Alan Cox
2007-11-06 11:34 ` Ahmed S. Darwish
2007-11-06 11:47 ` Adrian Bunk
2007-11-06 12:23 ` Ahmed S. Darwish
2007-11-06 12:49 ` Kyle Moffett
2007-11-06 13:34 ` Adrian Bunk
2007-11-06 14:05 ` Ahmed S. Darwish
2007-11-06 14:10 ` Adrian Bunk
2007-11-06 14:30 ` Ahmed S. Darwish
2007-11-06 15:53 ` Linus Torvalds
2007-11-07 10:56 ` [PATCH] Fix isspace() and other ctype.h functions to ignore chars 128-255 Kyle Moffett
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