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, 20 insertions, 0 deletions

diff --git a/src/vlib/punt.c b/src/vlib/punt.c
index 5f83707c11d..7c2daf25ee4 100644
--- a/src/vlib/punt.c
+++ b/src/vlib/punt.c
@@ -367,6 +367,15 @@ vlib_punt_unregister (vlib_punt_hdl_t client,
 }
 
 int
+vlib_punt_reason_validate (vlib_punt_reason_t reason)
+{
+  if (reason < punt_reason_last)
+    return (0);
+
+  return (-1);
+}
+
+int
 vlib_punt_reason_alloc (vlib_punt_hdl_t client,
 			const char *reason_name, vlib_punt_reason_t * reason)
 {
@@ -392,6 +401,17 @@ vlib_punt_reason_alloc (vlib_punt_hdl_t client,
   return (0);
 }
 
+void
+punt_reason_walk (punt_reason_walk_cb_t cb, void *ctx)
+{
+  punt_reason_data_t *pd;
+
+  vec_foreach (pd, punt_reason_data)
+  {
+    cb (pd->pd_reason, pd->pd_name, ctx);
+  }
+}
+
 /* Parse node name -> node index. */
 uword
 unformat_punt_client (unformat_input_t * input, va_list * args)