Re: Heirarchical error codes

[sman@xxxxxxxxxxxx (Steve Mansour)]

Rob Earhart wrote:

> > Are you thinking of some sort of CAPABILITY list that the client sends the
> > server, and a similar set of capabilities that the server returns based on
> > what it received from the client??
>
>   Almost; I'd rather see both simply send capability lists when the
> connection is initialized.  For instance, at session startup, one might
> see
>
>   C: * CAPABILITY CAP XMLCAL
>   S: * CAPABILITY CAP SASL ("KERBEROS_V4" "GSSAPI" "DIGEST-MD5") TLS

sounds good.

>   The server probably shouldn't restrict its list based on what it gets
> from the client; it's useful to see everything the server's capable of.

agreed.

> After this exchange, both sides know what the other's capable of dealing
> with, and can restrict what they speak to the subset of the capabilities
> they know about for which the other side has announced support.

I'll add this to the strawman draft.

-Steve
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