Your disector contains the following code:
> user_ip = tvb_get_letohl(tvb, offset);
> proto_tree_add_ipv4 (ac_tree, ac_user_ip, tvb, offset + 4, 4,
user_ip);
This will not work on big-endian machines.
As Brad wrote:
> There is a specific warning against this in doc/README.developer:
> NOTE: IPv4 addresses are not to be converted to host byte order before
> being passed to "proto_tree_add_ipv4()". You should use
"tvb_memcpy()"
> to fetch them, not "tvb_get_ntohl()" *OR* "tvb_get_letohl()" - don't,
> for example, try to use "tvb_get_ntohl()", find that it gives you the
> wrong answer on the PC on which you're doing development, and try
> "tvb_get_letohl()" instead, as "tvb_get_letohl()" will give the wrong
> answer on big-endian machines.
--
Richard Urwin, Software Design Engineer
Schenck Test Automation
Braemar Court, 1311b Melton Road, Syston, UK.
rurwin@xxxxxxxxxxxxx
-----Original Message-----
From: pevee [mailto:clkuan@xxxxxxxxxxxxxxx]
Sent: 08 October 2002 04:11
To: Richard Sharpe
Cc: Ronnie Sahlberg; ethereal-dev@xxxxxxxxxxxx
Subject: Re: [Ethereal-dev] Creating a new Dissector
Hi,
whoppss...here is the dissector again...using C-style comment...
thank you :)
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