[bind10-dev] DNS message API: resource data classes

[Francis Dupont]

> - class RRSet: a set of RRs (or name + RdataSet)
>     public methods: all methods available for RdataSet + getName()

=> we need a function to get the canonical encoding for signing
(toWire() or canicalName()s + toWire())

> Additional design considerations (and open issues):
> 
> - ldns doesn't have per RR type structure such as "AAAARdata" above or

=> IMHO for a OOL your proposal is better.

> - The getRdatalist<RdataType> method of RdataSet is a templatized

=> C++ was chosen, sorry...

> - In the initial prototype implementation, RRSet is a subclass of
>   RdataSet as in dnspython.  I found it convenient as I wrote a
>   prototype implementation, but I'm not sure if this is a natural
>   inheritance relationship from the data modeling point of view (i.e.,
>   can we say an RRset "is an" rdataset?).  We may want to revisit it
>   later.

=> you put too meaning to the subclassing concept...

Regards

Francis_Dupont at isc.org