Wireshark · Ethereal-users: Re: [Ethereal-users] Ethereal Decoding Bug (MTP3)

[Jeff Morriss <jeff.morriss@xxxxxxxxxxx>]

Andreas Fink wrote:
> Hello,
>
> I'm decoding a M2PA/MTP3 link.
> While doing so I discovered a small bug in MTP3.
> The preferences allow the display of the number to be set to various  
> formats like 3-8-3 or 4-3-4-3.
> This works great for MTP3 routing labels.
> However I see a MTP3 Management packet called TPA
> H0="Transfer prohibited-allowed-restricted messages (0x04)
> H1="Transfer-prohibited signal 0x01"
>
> This packet contains a field called "Affected Pointcode (ITU)". This  
> field is not being printed in the format set by the preferences but  
> just as decimal number which is very annoying. I was trying to fix  this 
> but I always run into a failed  assertion hfinfo->type ==  FT_STRING || 
> hfinfo->type == FT_STRINGZ. Anyone has a quick patch for  this? Should 
> be pretty straightforward if you know the code well I  guess.

It looks like the MTP3-Management dissector ("packet-mtp3mg.c") needs 
some calls to 'mtp3_pc_to_str()' (similar to what's in "packet-mtp3.c").

I don't have time to do this now; could you submit a bug report:

http://bugs.ethereal.com/bugzilla/

for this issue (unless someone else can get to this soon)?