RFR: 8213719: Both sect163r2 and sect163k1 are default curves for field size 163

[Valerie Peng]

On Mon, 30 Nov 2020 20:42:35 GMT, Weijun Wang <weijun at openjdk.org> wrote:

> 
> 
> > Based on CurveDB line 141, it seems we uses the first one and discards the rest? Are you sure we keep the last one?
> > Don't have answers for your questions though.
> 
> Before this change both sect163k1 and sect163r2 have "BD" so both will be added to lengthMap and the 2nd one wins out.

Hmm, ok, I re-read the code and it's true that both are added to the lengthMap. Actually, non-PD/non-BD entries are added to the length map too if no entries for such length in length map is present at time of the add() call, right?

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PR: https://git.openjdk.java.net/jdk/pull/1485