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From: Vitaly Chikunov <vt@altlinux.org>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: David Howells <dhowells@redhat.com>,
	Mimi Zohar <zohar@linux.vnet.ibm.com>,
	Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
	linux-integrity@vger.kernel.org, keyrings@vger.kernel.org,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 1/4] X.509: Parse public key parameters from x509 for akcipher
Date: Fri, 1 Mar 2019 19:06:38 +0300
Message-ID: <20190301160638.z266z767m4ky3ohk@altlinux.org> (raw)
In-Reply-To: <20190228103715.ijvimcfysiguiwty@gondor.apana.org.au>

Herbert,

On Thu, Feb 28, 2019 at 06:37:15PM +0800, Herbert Xu wrote:
> On Thu, Feb 28, 2019 at 01:33:37PM +0300, Vitaly Chikunov wrote:
> >
> > To make the same for set_{pub,priv}_key it will require patching RSA
> > drivers anyway, since length of the key is stored just once as keylen
> > argument.
> 
> No we don't need to use the same format for different algorithms.
> RSA should stay as is.

I will rework as you suggest. But, just want to state that I disagree
with this approach of implicitly appending parameters data to the key
stream without any argument signifying it or length covering it. This
fitting into the old API is also somewhat disagree to your words that
we could change internal API:

On Thu, Feb 28, 2019 at 02:14:44PM +0800, Herbert Xu wrote:
> On Sun, Feb 24, 2019 at 09:48:40AM +0300, Vitaly Chikunov wrote:
> ...
> This compatibility does not matter.  We can always add translating
> layers into the crypto API to deal with this.  The only ABI that
> matters is the one to user-space.

  reply index

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-06 13:36 [RFC PATCH 0/4] crypto: Add EC-RDSA algorithm Vitaly Chikunov
2019-01-06 13:36 ` [RFC PATCH 1/4] X.509: Parse public key parameters from x509 for akcipher Vitaly Chikunov
2019-02-09 21:42   ` Vitaly Chikunov
2019-02-10 18:46     ` Vitaly Chikunov
2019-02-19  4:37       ` Herbert Xu
2019-02-24  6:48         ` Vitaly Chikunov
2019-02-28  6:14           ` Herbert Xu
2019-02-28  7:04             ` Vitaly Chikunov
2019-02-28  7:11               ` Vitaly Chikunov
2019-02-28  7:51               ` Herbert Xu
2019-02-28  8:28                 ` Vitaly Chikunov
2019-02-28  9:01                   ` Herbert Xu
2019-02-28 10:33                     ` Vitaly Chikunov
2019-02-28 10:37                       ` Herbert Xu
2019-03-01 16:06                         ` Vitaly Chikunov [this message]
2019-01-06 13:36 ` [RFC PATCH 2/4] akcipher: Introduce verify2 for public key algorithms Vitaly Chikunov
2019-01-06 13:36 ` [RFC PATCH 3/4] KEYS: set correct flags for keyctl if encrypt is not supported Vitaly Chikunov
2019-01-06 13:36 ` [RFC PATCH 4/4] crypto: Add EC-RDSA algorithm Vitaly Chikunov
2019-01-06 18:11   ` Stephan Müller
2019-01-07  8:07     ` Vitaly Chikunov
2019-01-07  8:31       ` Stephan Mueller
2019-01-07  9:04         ` Vitaly Chikunov
2019-01-16 16:15         ` David Howells
2019-01-16 16:19 ` [RFC PATCH 2/4] akcipher: Introduce verify2 for public key algorithms David Howells

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