Re: [PATCH 08/21] KEYS: Add signature verification facility [ver #3]

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On Wed, Jan 18, 2012 at 5:13 PM, David Howells <dhowells@xxxxxxxxxx> wrote:
> Kasatkin, Dmitry <dmitry.kasatkin@xxxxxxxxx> wrote:
>
>> Yes. it is clear...
>> Would it be possible to have pass data (uncompleted) hash?
>
> Yes, provided it's not finalised.  Also, with the current code it would have
> to be a shash, but I think I should be able to support the passing in of an
> async hash by exporting the state from that and importing the state into a
> shash using the crypto layer export and import functions.
>

I thought about export/import.
But I think export/Import is hash driver implementation specific...
Cannot use ahash state for shash...

As you said in repose to later patch, you could provide some function  to
build a final metadata buffer out of signature to finalize the hash...

- Dmitry


> David
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