[Development] QtCS 2017 CoAP session notes
Thiago Macieira
thiago.macieira at intel.com
Tue Oct 10 12:09:40 CEST 2017
On Tuesday, 10 October 2017 11:59:07 CEST Konstantin Tokarev wrote:
> 10.10.2017, 12:50, "Thiago Macieira" <thiago.macieira at intel.com>:
> > On Tuesday, 10 October 2017 11:48:02 CEST Konstantin Tokarev wrote:
> >> > We would like to have CBOR support in QtCore.
> >>
> >> If you do this, please support stringref extension:
> >> http://cbor.schmorp.de/stringref
> >
> > Point me to the IETF draft. No action before then.
>
> At the moment, there are only 25 and 256 tags registered in
> https://www.iana.org/assignments/cbor-tags/cbor-tags.xhtml
>
> However, I believe that without this extension CBOR with string keys isn't
> much better than JSON, as you still need to compress it on the wire.
Sure, it isn't much better than JSON. Just a little, which is fine.
If you want something much better, just use integer keys. That's what COSE is
doing. See
https://tools.ietf.org/html/rfc8152#section-3.1
IANA registries:
https://www.iana.org/assignments/cose/cose.xhtml
--
Thiago Macieira - thiago.macieira (AT) intel.com
Software Architect - Intel Open Source Technology Center
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