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Re: [ESP] Only one algorithm is required

To: James Morris <jmorris@xxxxxxxxxx>
Subject: Re: [ESP] Only one algorithm is required
From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Sun, 15 Aug 2004 05:56:39 +1000
Cc: "David S. Miller" <davem@xxxxxxxxxx>, netdev@xxxxxxxxxxx
In-reply-to: <20040814192412.GA24399@xxxxxxxxxxxxxxxxxxx>
References: <20040814105245.GA20646@xxxxxxxxxxxxxxxxxxx> <Xine.LNX.4.44.0408141012510.26617-100000@xxxxxxxxxxxxxxxxxxxxxxxxxxx> <20040814192412.GA24399@xxxxxxxxxxxxxxxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
User-agent: Mutt/1.5.6+20040523i
On Sun, Aug 15, 2004 at 05:24:12AM +1000, herbert wrote:
>
> > This is userland level policy and I don't think the kernel should be
> > enforcing this.
> 
> We should remove the ealg check altogether then?

Please disregard the esp alg check patch altogether.  It's comletely
bogus.

The way to get null algorithms through is to attach a non-null algorithm
with the name set to cipher_null/digest_null.

However, we should fix IPv6 to allow null authentication algorithms.

Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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