[erlang-questions] Getting support for X.692 in the asn1 application OR "If not ASN.1, then what?"

Bertil Karlsson <>
Mon May 4 08:19:46 CEST 2009


X.692 is not supported and will probably not be that in the nearest future.

/Bertil

Torben Hoffmann wrote:
> ECN = X.692 ;-)
>
> The problem with the lovely binaries in Erlang is that I have to write 
> the encode/decode functions myself.
>
> I want to be able to specify how my PDUs look like and get the 
> encode/decode for free just like with the asn1 application.
>
> Cheers,
> Torben
>
> p.s. I am not lazy, I am a mathematician!! 
>
> On Fri, May 1, 2009 at 12:04 AM, Cameron Kerr < 
> <mailto:>> wrote:
>
>     Would ASN.1's ECN (Explicit Coding Notation) work for this?
>
>     Not sure if that is supported by the asn1 module either... if not,
>     then Erlang's binary support should be pretty useful.
>
>     On 30/04/2009, at 8:59 PM, Torben Hoffmann wrote:
>
>>     Hi,
>>
>>     I am looking into finding efficient ways of dealing with legacy
>>     protocols and during that I found the X.692 standard:
>>     http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-X.692-200203-S!PDF-E&type=items
>>     <http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-X.692-200203-S%21PDF-E&type=items>
>>     http://www.itu.int/ITU-T/asn1/database/itu-t/x/x692/2002/index.html
>>
>>     The ASN.1 compiler barfs on the ELM and EDM modules since X.692
>>     is not supported by the asn1 application.
>>
>>     What are the chances of X.692 being supported by the asn1
>>     application?
>>
>>     A aside: no matter how fun it really is to code Erlang nothing
>>     beats getting a pair of encode-decode functions for free.
>>
>>     BTW: the key need I am trying to address is the ability to
>>     specify the PDUs of an arbitrarily weird protocol (mostly telecom
>>     ones) and then get a codec for it. ASN.1 is not a holy grail for
>>     me and other good technologies will be looked at if you suggest it.
>>
>>     Thanks in advance,
>>     Torben
>>     _______________________________________________
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>>      <mailto:>
>>     http://www.erlang.org/mailman/listinfo/erlang-questions
>
>     -- 
>     Cameron Kerr < <mailto:>>
>     Teaching Fellow, Computer Science, University of Otago
>
>
>
>
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