SPAN:add l2 mirror

[vpp.git] / src / vnet / l2 / l2_input.h

diff --git a/src/vnet/l2/l2_input.h b/src/vnet/l2/l2_input.h
index c1b669b..e6b3bc7 100644 (file)
--- a/src/vnet/l2/l2_input.h
+++ b/src/vnet/l2/l2_input.h
@@ -102,7 +102,7 @@ l2input_bd_config (u32 bd_index)
 
 /* L2 input features */
 
-/* Mappings from feature ID to graph node name */
+/* Mappings from feature ID to graph node name in reverse order */
 #define foreach_l2input_feat                    \
  _(DROP,          "feature-bitmap-drop")        \
  _(XCONNECT,      "l2-output")                  \
@@ -116,7 +116,8 @@ l2input_bd_config (u32 bd_index)
  _(VPATH,         "vpath-input-l2")             \
  _(ACL,           "l2-input-acl")               \
  _(POLICER_CLAS,  "l2-policer-classify")       \
- _(INPUT_CLASSIFY, "l2-input-classify")
+ _(INPUT_CLASSIFY, "l2-input-classify")         \
+ _(SPAN,          "span-l2-input")
 
 /* Feature bitmap positions */
 typedef enum
@@ -124,22 +125,26 @@ typedef enum
 #define _(sym,str) L2INPUT_FEAT_##sym##_BIT,
   foreach_l2input_feat
 #undef _
-    L2INPUT_N_FEAT,
-  L2INPUT_VALID_MASK =
-#define _(sym,str) L2INPUT_FEAT_##sym##_BIT |
-    foreach_l2input_feat
-#undef _
-    0,
+  L2INPUT_N_FEAT
 } l2input_feat_t;
 
+STATIC_ASSERT (L2INPUT_N_FEAT <= 32, "too many l2 input features");
+
 /* Feature bit masks */
 typedef enum
 {
 #define _(sym,str) L2INPUT_FEAT_##sym = (1<<L2INPUT_FEAT_##sym##_BIT),
   foreach_l2input_feat
 #undef _
+    L2INPUT_VALID_MASK =
+#define _(sym,str) L2INPUT_FEAT_##sym |
+    foreach_l2input_feat
+#undef _
+  0
 } l2input_feat_masks_t;
 
+STATIC_ASSERT ((u64) L2INPUT_VALID_MASK == (1ull << L2INPUT_N_FEAT) - 1, "");
+
 /** Return an array of strings containing graph node names of each feature */
 char **l2input_get_feat_names (void);