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-rw-r--r--include/net/xfrm.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 3a01570410ab..9a79e41defa7 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -145,6 +145,12 @@ enum {
XFRM_MODE_FLAG_TUNNEL = 1,
};
+enum xfrm_replay_mode {
+ XFRM_REPLAY_MODE_LEGACY,
+ XFRM_REPLAY_MODE_BMP,
+ XFRM_REPLAY_MODE_ESN,
+};
+
/* Full description of state of transformer. */
struct xfrm_state {
possible_net_t xs_net;
@@ -218,6 +224,8 @@ struct xfrm_state {
/* The functions for replay detection. */
const struct xfrm_replay *repl;
+ /* replay detection mode */
+ enum xfrm_replay_mode repl_mode;
/* internal flag that only holds state for delayed aevent at the
* moment
*/
@@ -305,7 +313,6 @@ struct xfrm_replay {
int (*recheck)(struct xfrm_state *x,
struct sk_buff *skb,
__be32 net_seq);
- void (*notify)(struct xfrm_state *x, int event);
int (*overflow)(struct xfrm_state *x, struct sk_buff *skb);
};
@@ -1715,6 +1722,8 @@ static inline int xfrm_policy_id2dir(u32 index)
}
#ifdef CONFIG_XFRM
+void xfrm_replay_notify(struct xfrm_state *x, int event);
+
static inline int xfrm_aevent_is_on(struct net *net)
{
struct sock *nlsk;