Re: [PATCH RFC v4 2/4] crypto: add PKE API

[Tadeusz Struk]

On 06/11/2015 07:59 PM, Herbert Xu wrote:
>> +int crypto_akcipher_setkey(struct crypto_akcipher *tfm,
>> > +			   const struct public_key *pkey)
>> > +{
>> > +	if (tfm->pkey)
>> > +		akcipher_free_key(tfm->pkey);
>> > +
>> > +	return akcipher_clone_key(tfm, pkey);
>> > +}
> No please do not expose the struct public_key crap to the new
> API.  The key should be completely opaque to entities outside
> of the algorithm.  So make it raw and read out the MPIs from
> it.
> 
> The contents of the function must go into the algorithm setkey
> function, not the crypto API.  So RSA would read out however
> many MPIs it needs and verify it, and so on.

Should I make it MPI[] rather than void *
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