Punt: socket register for exception dispatched/punted packets based on reason

- add to the Punt API to allow different descriptions of the desired packets: UDP or exceptions
- move the punt nodes into punt_node.c
- improve tests (test that the correct packets are punted to the registered socket)

Change-Id: I1a133dec88106874993cba1f5a439cd26b2fef72
Signed-off-by: Neale Ranns <nranns@cisco.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/vnet/ip/ip_types.api b/src/vnet/ip/ip_types.api
index 29bd8ad37f5..a9e66470665 100644
--- a/src/vnet/ip/ip_types.api
+++ b/src/vnet/ip/ip_types.api
@@ -22,6 +22,11 @@ enum address_family {
   ADDRESS_IP6,
 };
 
+enum ip_proto {
+  IP_API_PROTO_TCP = 6,
+  IP_API_PROTO_UDP = 17,
+};
+
 union address_union {
   vl_api_ip4_address_t ip4;
   vl_api_ip6_address_t ip6;