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, 29 insertions, 0 deletions

diff --git a/src/vpp/api/types.c b/src/vpp/api/types.c
index 427e9f0da3a..97dadbd4778 100644
--- a/src/vpp/api/types.c
+++ b/src/vpp/api/types.c
@@ -20,6 +20,19 @@
 #include <vat/vat.h>
 
 u8 *
+format_vl_api_address_family (u8 * s, va_list * args)
+{
+  vl_api_address_family_t af = va_arg (*args, vl_api_address_family_t);
+
+  if (ADDRESS_IP6 == clib_net_to_host_u32 (af))
+      s = format (s, "ip4");
+  else
+      s = format (s, "ip6");
+
+  return s;
+}
+
+u8 *
 format_vl_api_address (u8 * s, va_list * args)
 {
   const vl_api_address_t *addr = va_arg (*args, vl_api_address_t *);
@@ -110,6 +123,22 @@ unformat_vl_api_address (unformat_input_t * input, va_list * args)
 }
 
 uword
+unformat_vl_api_address_family (unformat_input_t * input,
+                                va_list * args)
+{
+  vl_api_address_family_t *af = va_arg (*args, vl_api_address_family_t *);
+
+  if (unformat (input, "ip4") || unformat (input, "ipv4"))
+      *af = clib_host_to_net_u32(ADDRESS_IP4);
+  else if (unformat (input, "ip6") || unformat (input, "ipv6"))
+      *af = clib_host_to_net_u32(ADDRESS_IP6);
+  else
+      return (0);
+
+  return (1);
+}
+
+uword
 unformat_vl_api_ip4_address (unformat_input_t * input, va_list * args)
 {
   vl_api_ip4_address_t *ip = va_arg (*args, vl_api_ip4_address_t *);