Wireshark · Ethereal-dev: [Ethereal-dev] Re: one question about UMTS RANAP decoder

[ronnie sahlberg <ronniesahlberg@xxxxxxxxx>]

Hm.

Maybe we should regenerate RANAP using ETH2ASN.
It is usually quite easy to do this.


Anyone has a few RANAP traces and a pointer to the ASN specification?



On 8/22/05, Guy Harris <gharris@xxxxxxxxx> wrote:
> chao_zhao@xxxxxxxxxxx wrote:
> 
> > I am a new user to Ethereal applied to RANAP interpreting.As you know 
> > that Ethereal now can support UMTS RANAP protocol decoding.RANAP is 
> > encoded in ASN.1 PER ALIGNED syntax.Who can tell me which ASN compiler 
> > is used by Ethereal?
> 
> In the case of RANAP, the compiler is called "Martin Held". :-)
> 
> I.e., the RANAP dissector was built by hand by Martin Held (and assorted 
> other people).  (It doesn't even use packet-per.c.)
> 
> Other ASN.1 (BER, DER, PER)-based dissectors were either written by hand 
> (using packet-ber.c or packet-per.c routines, or the old asn1.c 
> routines), or generated by the asn2eth compiler, which is part of 
> Ethereal, and compiles ASN.1 specifications (and some additional 
> information) into protocol dissectors.  (Note that it compiles them into 
> protocol dissectors, *NOT* into protocol implementations of the sort 
> that would be useful in a machine on the network.  It could perhaps be 
> made to generate such a protocol implementation, but that wasn't what it 
> was designed for.)
> 
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