Thread-safe ARP / ND throttling

[vpp.git] / src / vnet / ip / ip6.h

diff --git a/src/vnet/ip/ip6.h b/src/vnet/ip/ip6.h
index 6f6724b..a6feec5 100644 (file)
--- a/src/vnet/ip/ip6.h
+++ b/src/vnet/ip/ip6.h
@@ -219,8 +219,16 @@ typedef struct ip6_main_t
 
   /* HBH processing enabled? */
   u8 hbh_enabled;
+
+  /** ND throttling */
+  uword **nd_throttle_bitmaps;
+  u64 *nd_throttle_seeds;
+  f64 *nd_throttle_last_seed_change_time;
+
 } ip6_main_t;
 
+#define ND_THROTTLE_BITS 512
+
 /* Global ip6 main structure. */
 extern ip6_main_t ip6_main;
 
@@ -354,7 +362,7 @@ ip6_address_t *ip6_interface_first_address (ip6_main_t * im, u32 sw_if_index);
 int ip6_address_compare (ip6_address_t * a1, ip6_address_t * a2);
 
 clib_error_t *ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst,
-                                 u32 sw_if_index);
+                                 u32 sw_if_index, u8 refresh);
 
 uword
 ip6_udp_register_listener (vlib_main_t * vm,