linux-kernel - Re: [PATCH v2 01/11] crypto: Documentation

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Date:	Mon, 3 Nov 2014 22:43:37 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Stephan Mueller <smueller@...onox.de>
Cc:	Jonathan Corbet <corbet@....net>,
	"David S. Miller" <davem@...emloft.net>,
	Marek Vasut <marex@...x.de>,
	Jason Cooper <cryptography@...edaemon.net>,
	Grant Likely <grant.likely@...retlab.ca>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Linux Kernel Developers List <linux-kernel@...r.kernel.org>,
	linux-crypto@...r.kernel.org
Subject: Re: [PATCH v2 01/11] crypto: Documentation - crypto API high level
 spec

On Mon, Nov 03, 2014 at 03:18:29PM +0100, Stephan Mueller wrote:
>
> > > + * CRYPTO_ALG_TYPE_CIPHER	Raw block cipher
> > > + * CRYPTO_ALG_TYPE_COMPRESS	Compression
> > > + * CRYPTO_ALG_TYPE_AEAD		Authenticated Encryption with 
> Associated Data
> > > (MAC) + * CRYPTO_ALG_TYPE_BLKCIPHER	Synchronous multi-block cipher
> > > + * CRYPTO_ALG_TYPE_ABLKCIPHER	Asynchronous multi-block cipher
> > > + * CRYPTO_ALG_TYPE_GIVCIPHER
> > 
> > What's this one?
> 
> I would like to ask Herbert what that is -- I looked around in the code and I 
> am not sure what that flag shall indicate.

givcipher is an ablkcipher packed together with an IV generator.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.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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