feature: API/CLI to enable/disable feature per interface

[vpp.git] / vnet / vnet / feature / feature.h

diff --git a/vnet/vnet/feature/feature.h b/vnet/vnet/feature/feature.h
index 765af35..96d573b 100644 (file)
--- a/vnet/vnet/feature/feature.h
+++ b/vnet/vnet/feature/feature.h
@@ -17,6 +17,7 @@
 #define included_features_h
 
 #include <vnet/vnet.h>
+#include <vnet/api_errno.h>
 
 /** feature registration object */
 typedef struct _vnet_feature_arc_registration
@@ -30,8 +31,13 @@ typedef struct _vnet_feature_arc_registration
   int n_start_nodes;
   /* Feature arc index, assigned by init function */
   u8 feature_arc_index;
+  u8 *arc_index_ptr;
 } vnet_feature_arc_registration_t;
 
+/* Enable feature callback. */
+typedef clib_error_t *(vnet_feature_enable_disable_function_t)
+  (u32 sw_if_index, int enable_disable);
+
 /** feature registration object */
 typedef struct _vnet_feature_registration
 {
@@ -42,12 +48,15 @@ typedef struct _vnet_feature_registration
   /** Graph node name */
   char *node_name;
   /** Pointer to this feature index, filled in by vnet_feature_arc_init */
-  u32 *feature_index;
-  u32 feature_index_u32;
+  u32 *feature_index_ptr;
+  u32 feature_index;
   /** Constraints of the form "this feature runs before X" */
   char **runs_before;
   /** Constraints of the form "this feature runs after Y" */
   char **runs_after;
+
+  /** Function to enable/disable feature  **/
+  vnet_feature_enable_disable_function_t *enable_disable_cb;
 } vnet_feature_registration_t;
 
 typedef struct vnet_feature_config_main_t_
@@ -119,13 +128,39 @@ vnet_config_update_feature_count (vnet_feature_main_t * fm, u8 arc,
 
 u32 vnet_get_feature_index (u8 arc, const char *s);
 u8 vnet_get_feature_arc_index (const char *s);
+vnet_feature_registration_t *vnet_get_feature_reg (const char *arc_name,
+                                                  const char *node_name);
 
-void
+
+int
+vnet_feature_enable_disable_with_index (u8 arc_index, u32 feature_index,
+                                       u32 sw_if_index, int enable_disable,
+                                       void *feature_config,
+                                       u32 n_feature_config_bytes);
+
+int
 vnet_feature_enable_disable (const char *arc_name, const char *node_name,
                             u32 sw_if_index, int enable_disable,
                             void *feature_config,
                             u32 n_feature_config_bytes);
 
+static inline vnet_feature_config_main_t *
+vnet_get_feature_arc_config_main (u8 arc_index)
+{
+  vnet_feature_main_t *fm = &feature_main;
+
+  if (arc_index == (u8) ~ 0)
+    return 0;
+
+  return &fm->feature_config_mains[arc_index];
+}
+
+static_always_inline vnet_feature_config_main_t *
+vnet_feature_get_config_main (u16 arc)
+{
+  vnet_feature_main_t *fm = &feature_main;
+  return &fm->feature_config_mains[arc];
+}
 
 static_always_inline int
 vnet_have_features (u8 arc, u32 sw_if_index)
@@ -258,7 +293,6 @@ vnet_feature_start_device_input_x2 (u32 sw_if_index,
 }
 
 
-#define ORDER_CONSTRAINTS (char*[])
 #define VNET_FEATURES(...)  (char*[]) { __VA_ARGS__, 0}
 
 clib_error_t *vnet_feature_arc_init (vlib_main_t * vm,