Thread (21 messages) 21 messages, 2 authors, 2014-12-25

Re: [PATCH v5 3/8] crypto: AF_ALG: add AEAD support

From: Herbert Xu <hidden>
Date: 2014-12-23 20:24:49
Also in: linux-api, lkml

On Tue, Dec 23, 2014 at 03:52:27PM +0100, Stephan Mueller wrote:
Am Dienstag, 23. Dezember 2014, 22:56:26 schrieb Herbert Xu:
quoted
In fact AEAD is rather awkward because you need to do everything
in one go.  Perhaps we could adapt our kernel interface to allow
partial AEAD operations?

I am not sure what you are referring to. The invocation does not need to be in 
one go. You can have arbitrary number of sendmsg calls. But all input data 
needs to be supplied before you call recvmsg.
What I mean is that unlike skcipher we cannot precede until we
have the complete input.  So you cannot begin recvmsg until all
input has been sent.

Cheers,
-- 
Email: Herbert Xu [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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