Messages in this thread | | | Date | Wed, 24 Dec 2014 07:24:01 +1100 | From | Herbert Xu <> | Subject | Re: [PATCH v5 3/8] crypto: AF_ALG: add AEAD support |
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On Tue, Dec 23, 2014 at 03:52:27PM +0100, Stephan Mueller wrote: > Am Dienstag, 23. Dezember 2014, 22:56:26 schrieb Herbert Xu: > > > 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 <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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