Re: [PATCH] crypto: akcipher - default implementations for setting private/public keys

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On Mon, Aug 29, 2022 at 11:48:23AM +0100, Ignat Korchagin wrote:
>
> I can only elaborate here as I didn't encounter any real-world
> use-cases, but may assume some limited crypto hardware device, which
> may somehow "encourage" doing public key operations in software and
> providing only "private-key" operations due to its limited resources.

In general if a hardware is missing a piece of the functinoality
required by the API then it should implement a software fallback.

The only time such a NULL helper would make sense if an algorithm
had no public key.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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