How about any of this in array context ? On Tue, Aug 23, 2022 at 01:54:44PM +0200, Carsten Bormann wrote: > On 2022-08-23, at 13:27, Derek Atkins <[email protected]> wrote: > > > > tcp-header = {seq: uint, ack: uint, * $$tcp-option} > > Right. For the full set of extensibility, today we’d probably say: > > tcp-header = {seq: uint, > ack: uint, > * $$tcp-option, > * label .feature "Unrecognized TCP Header Extension" => any > } > > label = text > > So the options that are known to the implementation land in the socket > tcp-option, and the other ones land in the feature-tagged catch-all. > > Grüße, Carsten
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