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From: "Albert D. Cahalan" <acahalan@cs.uml.edu>
To: rothwell@holly-springs.nc.us (Michael Rothwell)
Cc: mmckinlay@gnu.org (Mo McKinlay),
	peter@cadcamlab.org (Peter Samuelson),
	linux-kernel@vger.kernel.org
Subject: Re: named streams, extended attributes, and posix
Date: Sun, 21 Jan 2001 02:27:24 -0500 (EST)	[thread overview]
Message-ID: <200101210727.f0L7RO3258994@saturn.cs.uml.edu> (raw)
In-Reply-To: <3A686599.470272D6@holly-springs.nc.us> from "Michael Rothwell" at Jan 19, 2001 11:04:41 AM

Michael Rothwell writes:
> ...
>> Today, Michael Rothwell (rothwell@holly-springs.nc.us) wrote:

>>> The filesystem, when registering that it supports the "named streams"
>>> namespace, could specify its preferred delimiter to the VFS as well.
>>> Ext4 could use /directory/file/stream, and NTFS could use
>>> /directory/file:stream.
...
> Oh, undoubtedly.  But NTFS already disallows several characters
> in valid filenames.

NTFS allows all 16-bit characters in filenames, including 0x0000.
Nothing is disallowed. The NT kernel's native API uses counted
Unicode strings. The strings can be huge too, like 128 kB.

So there isn't _any_ safe delimiter.

Win32 will choke on 0x0000 and a few other things, allowing a
clever person to create apparently inaccessible files.
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  parent reply	other threads:[~2001-01-21  7:28 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-01-11 20:00 Michael Rothwell
2001-01-11 22:22 ` Michael Rothwell
2001-01-12  6:27 ` James H. Cloos Jr.
2001-01-16 15:20   ` Michael Rothwell
2001-01-17  0:28     ` Peter Samuelson
2001-01-17  0:37       ` Mo McKinlay
2001-01-18  1:03         ` Peter Samuelson
2001-01-18 21:30           ` Mo McKinlay
2001-01-19  8:14             ` Michael Rothwell
2001-01-19 14:19               ` Mo McKinlay
2001-01-19 14:39                 ` Michael Rothwell
2001-01-19 14:59                   ` Mo McKinlay
2001-01-19 15:11                     ` Michael Rothwell
2001-01-19 15:20                       ` Mo McKinlay
2001-01-19 15:44                         ` Michael Rothwell
2001-01-19 15:49                           ` Mo McKinlay
2001-01-19 16:04                             ` Michael Rothwell
2001-01-19 16:07                               ` Mo McKinlay
2001-01-19 16:13                                 ` Michael Rothwell
2001-01-19 16:33                                   ` Mo McKinlay
2001-01-29 15:20                                     ` Michael Rothwell
2001-01-29 15:46                                       ` Mo McKinlay
2001-01-21  7:27                               ` Albert D. Cahalan [this message]
2001-01-22  9:19                                 ` Michael Rothwell
2001-01-25 20:41               ` Daniel Phillips
2001-01-25 21:07                 ` Thunder from the hill
2001-01-25 23:03                   ` alex
2001-01-17  4:40       ` Michael Rothwell
2001-01-17  2:05         ` Peter Samuelson
2001-01-25 23:15 Leif Sawyer
2001-01-26  2:41 ` Steven N. Hirsch

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