Linux cryptographic layer development
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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Eric Biggers <ebiggers@kernel.org>
Cc: Mikulas Patocka <mpatocka@redhat.com>,
	"David S. Miller" <davem@davemloft.net>,
	linux-crypto@vger.kernel.org, dm-devel@lists.linux.dev
Subject: Re: A question about modifying the buffer under authenticated encryption
Date: Thu, 8 Feb 2024 12:40:39 +0800	[thread overview]
Message-ID: <ZcRbR+NaLLKsvscx@gondor.apana.org.au> (raw)
In-Reply-To: <20240208043610.GB85799@sol.localdomain>

On Wed, Feb 07, 2024 at 08:36:10PM -0800, Eric Biggers wrote:
>
> The crypto_aead API allows the source and destination to overlap, yes.

I would prefer to call it in-place rather than overlapping, because
the following is certainly not supported:

	encrypt(src: A, dst: A + 16, len: 160)

Just in case someone gets any funny ideas about the API :)

Thanks,
-- 
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

      reply	other threads:[~2024-02-08  4:40 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-06 21:46 A question about modifying the buffer under authenticated encryption Mikulas Patocka
2024-02-07  0:47 ` Eric Biggers
2024-02-07 12:51   ` Mikulas Patocka
2024-02-08  3:42     ` Herbert Xu
2024-02-08  4:36     ` Eric Biggers
2024-02-08  4:40       ` Herbert Xu [this message]

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