linux-kernel - Re: [PATCH 4/8] akcipher: Move the RSA DER encoding to the crypto layer

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Message-ID: <12696.1456224917@warthog.procyon.org.uk>
Date:	Tue, 23 Feb 2016 10:55:17 +0000
From:	David Howells <dhowells@...hat.com>
To:	Andrew Zaborowski <balrogg@...glemail.com>
Cc:	dhowells@...hat.com, Tadeusz Struk <tadeusz.struk@...el.com>,
	keyrings@...r.kernel.org, linux-security-module@...r.kernel.org,
	zohar@...ux.vnet.ibm.com, linux-kernel@...r.kernel.org,
	Linux Crypto Mailing List <linux-crypto@...r.kernel.org>
Subject: Re: [PATCH 4/8] akcipher: Move the RSA DER encoding to the crypto layer

Andrew Zaborowski <balrogg@...glemail.com> wrote:

> AIUI Tadeusz is proposing adding the hashing as a new feature.  Note
> though that the hash paremeter won't make sense for the encrypt,
> decrypt or verify operations.

The hash parameter is necessary for the verify operation.  From my
perspective, I want a verify operation that takes the signature, the message
hash and the hash name and gives me back an error code.

David