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d8647b79c3
This patch adds a netlink based user interface to configure esn and big anti-replay windows. The new netlink attribute XFRMA_REPLAY_ESN_VAL is used to configure the new implementation. If the XFRM_STATE_ESN flag is set, we use esn and support for big anti-replay windows for the configured state. If this flag is not set we use the new implementation with 32 bit sequence numbers. A big anti-replay window can be configured in this case anyway. 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>