Re: Proposal for adding setpubkey callback to akcipher_alg

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On Tue, Aug 04, 2015 at 09:02:36PM -0700, Marcel Holtmann wrote:
>
> We already have an interface that can handle asymmetric keys and it is easy to extend with new key formats and key types. So lets use that. I can clearly see that after RSA, we get DSA, ECDH etc. So having a simple way to handle these key formats is a good idea. That infrastructure is already in place and easy to extend if needed. Especially with the background that some keys might be actually in hardware or compiled into the kernel, the current asymmetric key interface has the right abstraction. It is also the right abstraction to deal with crypto hardware like TPM or even UEFI.

The crypto API akcipher interface is never going to be used for TPM
or UEFI.  This is a purely algorithmic interface intended for
hardware acceleration devices.  If your key is embedded into the
hardware or otherwise hidden then this is not the interface for you.

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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