[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Another Question
Rick JELLIFFE wrote: > > Perhaps Olivier might like to give a URL for an introduction or spec to > ASN.1 http://asn1.elibel.tm.fr http://www.oss.com http://www.asn-1.com > As I mentioned before, I wonder to what extend ASN.1 can be used as a > transmission/compression format for XML. It surely can. > To what extent is the > efficiency an artifact of having a fixed schema I don't understand. > (indeed, is this true of > ASN.1? does one need to have a fixed tagset in order to compile it?). No, encoder/decoders can be produced "on the fly" (interpreted) and ASN.1 can manage extensibility. > If ASN.1 does not have a namespace mechanism or a DOM or an Xpath > equivalent, it would make more sense to layer it underneath XML > initially. I don't know XML enough, but it seems to me that if you have an URN resolver for object identifiers (OIDs), you have an unique way to reference any ASN.1-defined type. Does this answer your question? (BTW there is a draft RFC about URN and OIDs: see draft-mealling-oid-urn-00.txt) -- Olivier DUBUISSON france telecom R&D _ DTL/MSV - 22307 Lannion Cedex - France ( ) tel: +33 2 96 05 38 50 - fax: +33 2 96 05 39 45 / \/ -------------------------------------- \_/\ Site ASN.1 : http://asn1.elibel.tm.fr/ *************************************************************************** This is xml-dev, the mailing list for XML developers. To unsubscribe, mailto:majordomo@x...&BODY=unsubscribe%20xml-dev List archives are available at http://xml.org/archives/xml-dev/ ***************************************************************************
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