[PATCH] Changes for EdDSA (3/3)

[NIIBE Yutaka]

1/3 (change for g10) and 2/3 (change for agent) are committed and
pushed.

On 2014-04-07 at 17:35 +0200, Werner Koch wrote:
> On Mon,  7 Apr 2014 07:35, gniibe at fsij.org said:
> 
> > Reading RFC4880 again, I think that it would be better to allocate
> > another public-key algorithm ID for (say) EdDSA-SHA3, perhaps.
> 
> If that will ever be the case, this could be done.  I current id4a on
> how to handle EdDSA in OpenPGP is to specify an EdDSA algorithm and tie
> the curve to the size of the key.  That is for a keysize < 256 Ed25519
> is used, for other keysizes other curves.  Thus there will be only one
> fixed list of curves and not a myriad of variants. 
> 
> In case an algorithm needs to be replaced, we need to change the code
> anyway and thus a flexible specification does not gain much.

Thank you for your comment.  In that case, we need size of key
(instead of OID) for key attribute of smartcard.

Let me think again about scdaemon change.
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