Ethereal-users: Re: [Ethereal-users] Potential IEEE 802.11 dissector bug

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From: Lorand JAKAB <jlori@xxxxx>
Date: Sat, 10 Apr 2004 18:46:22 +0200
On Sat, 2004-04-10 at 18:37, Lorand JAKAB wrote:
> Hello again, it seems that some IEEE 802.11 packets are not correctly
> dissected. I captured a probe request packet in which one tagged
> parameters interpretation is a series of octal values. That would be OK
> in the graphical interface, but in tethereal's pdml output they act as
> control characters and break XML parsing programs (I'm using the
> XML::Parser Perl module, based on the expat library).

> If this error is caused by a malfomed packet I would suggest that
> instead the octal output, preceded by a slash, the parser would output
> hexa, without the leading '0x', so that the XML file doesn't contain
> invalid characters.

Actually in the pdml output the problem seems to be caused by the
presence of binary data in the _show_ field, not by the backslashed
octal values.

Lori