xfrm: Add support for IPsec extended sequence numbers
authorSteffen Klassert <steffen.klassert@secunet.com>
Tue, 8 Mar 2011 00:09:51 +0000 (00:09 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 14 Mar 2011 03:22:31 +0000 (20:22 -0700)
This patch adds support for IPsec extended sequence numbers (esn)
as defined in RFC 4303. The bits to manage the anti-replay window
are based on a patch from Alex Badea.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

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