xfrm: MIGRATE enhancements (draft-ebalard-mext-pfkey-enhanced-migrate)
Provides implementation of the enhancements of XFRM/PF_KEY MIGRATE mechanism
specified in draft-ebalard-mext-pfkey-enhanced-migrate-00. Defines associated
PF_KEY SADB_X_EXT_KMADDRESS extension and XFRM/netlink XFRMA_KMADDRESS
attribute.
Signed-off-by: Arnaud Ebalard <arno@natisbad.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index b98d205..11c890a 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -492,6 +492,13 @@
struct xfrm_tmpl xfrm_vec[XFRM_MAX_DEPTH];
};
+struct xfrm_kmaddress {
+ xfrm_address_t local;
+ xfrm_address_t remote;
+ u32 reserved;
+ u16 family;
+};
+
struct xfrm_migrate {
xfrm_address_t old_daddr;
xfrm_address_t old_saddr;
@@ -531,7 +538,7 @@
int (*new_mapping)(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport);
int (*notify_policy)(struct xfrm_policy *x, int dir, struct km_event *c);
int (*report)(u8 proto, struct xfrm_selector *sel, xfrm_address_t *addr);
- int (*migrate)(struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_bundles);
+ int (*migrate)(struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_bundles, struct xfrm_kmaddress *k);
};
extern int xfrm_register_km(struct xfrm_mgr *km);
@@ -1432,12 +1439,14 @@
#ifdef CONFIG_XFRM_MIGRATE
extern int km_migrate(struct xfrm_selector *sel, u8 dir, u8 type,
- struct xfrm_migrate *m, int num_bundles);
+ struct xfrm_migrate *m, int num_bundles,
+ struct xfrm_kmaddress *k);
extern struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m);
extern struct xfrm_state * xfrm_state_migrate(struct xfrm_state *x,
struct xfrm_migrate *m);
extern int xfrm_migrate(struct xfrm_selector *sel, u8 dir, u8 type,
- struct xfrm_migrate *m, int num_bundles);
+ struct xfrm_migrate *m, int num_bundles,
+ struct xfrm_kmaddress *k);
#endif
extern wait_queue_head_t km_waitq;