On Mon, 2 Oct 2017 09:50:15 +0200, Simon Horman wrote:
> I believe that in order to avoid per-packet overhead and at the same time
> code complexity the TLVs should be described in-order. So matching on
> TLV-A,TLV-B,TLV-C would be a different match to TLV-C,TLV-A,TLV-B.  An
> order-independent match could be added if desired in future.

Although better than the binary format, I doubt that it would be
useful. I can't imagine a real use case where you would want such match.

Instead, what you want is a match on a particular TLV, wherever it is
in the data. For start, we can support just a single TLV.

I.e. when matching on TLV-A, all of these would match:
TLV-A,TLV-B,TLV-C; TLV-B,TLV-A,TLV-C; TLV-B,TLV-C,TLV-A. And this one
won't match: TLV-B,TLV-C,TLV-D.

 Jiri

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