vxlan: vxlan/vxlan.api API cleanup

[vpp.git] / src / vnet / fib / fib_entry_delegate.h

diff --git a/src/vnet/fib/fib_entry_delegate.h b/src/vnet/fib/fib_entry_delegate.h
index 6d3a654..8fb805a 100644 (file)
--- a/src/vnet/fib/fib_entry_delegate.h
+++ b/src/vnet/fib/fib_entry_delegate.h
@@ -17,6 +17,7 @@
 #define __FIB_ENTRY_DELEGATE_T__
 
 #include <vnet/fib/fib_node.h>
+#include <vnet/fib/fib_entry.h>
 
 /**
  * Delegate types
@@ -35,12 +36,21 @@ typedef enum fib_entry_delegate_type_t_ {
     FIB_ENTRY_DELEGATE_CHAIN_MPLS_EOS = FIB_FORW_CHAIN_TYPE_MPLS_EOS,
     FIB_ENTRY_DELEGATE_CHAIN_MPLS_NON_EOS = FIB_FORW_CHAIN_TYPE_MPLS_NON_EOS,
     FIB_ENTRY_DELEGATE_CHAIN_ETHERNET = FIB_FORW_CHAIN_TYPE_ETHERNET,
+    FIB_ENTRY_DELEGATE_CHAIN_NSH = FIB_FORW_CHAIN_TYPE_NSH,
     /**
      * Dependency list of covered entries.
      * these are more specific entries that are interested in changes
      * to their respective cover
      */
     FIB_ENTRY_DELEGATE_COVERED,
+    /**
+     * BFD session state
+     */
+    FIB_ENTRY_DELEGATE_BFD,
+    /**
+     * Tracker
+     */
+    FIB_ENTRY_DELEGATE_TRACK,
     /**
      * Attached import/export functionality
      */
@@ -51,16 +61,35 @@ typedef enum fib_entry_delegate_type_t_ {
 #define FOR_EACH_DELEGATE_CHAIN(_entry, _fdt, _fed, _body)    \
 {                                                             \
     for (_fdt = FIB_ENTRY_DELEGATE_CHAIN_UNICAST_IP4;         \
-         _fdt <= FIB_ENTRY_DELEGATE_CHAIN_ETHERNET;           \
+         _fdt <= FIB_ENTRY_DELEGATE_CHAIN_NSH;                \
          _fdt++)                                              \
     {                                                         \
-        _fed = fib_entry_delegate_get(_entry, _fdt);          \
+        _fed = fib_entry_delegate_find(_entry, _fdt);         \
         if (NULL != _fed) {                                   \
             _body;                                            \
         }                                                     \
     }                                                         \
 }
 
+/**
+ * Distillation of the BFD session states into a go/no-go for using
+ * the associated tracked FIB entry
+ */
+typedef enum fib_bfd_state_t_
+{
+    FIB_BFD_STATE_UP,
+    FIB_BFD_STATE_DOWN,
+} fib_bfd_state_t;
+
+/**
+ * State for FIB entry tracking
+ */
+typedef struct fib_entry_delegate_track_t_
+{
+    fib_node_t fedt_node;
+    u32 fedt_sibling;
+} fib_entry_delegate_track_t;
+
 /**
  * A Delagate is a means to implmenet the Delagation design pattern; the extension of an
  * objects functionality through the composition of, and delgation to, other objects.
@@ -102,17 +131,27 @@ typedef struct fib_entry_delegate_t_
          * For the cover tracking. The node list;
          */
         fib_node_list_t fd_list;
+
+        /**
+         * BFD state
+         */
+        fib_bfd_state_t fd_bfd_state;
+
+        /**
+         * tracker state
+         */
+        fib_entry_delegate_track_t fd_track;
     };
 } fib_entry_delegate_t;
 
 struct fib_entry_t_;
 
-extern void fib_entry_delegate_remove(struct fib_entry_t_ *fib_entry,
+extern void fib_entry_delegate_remove(fib_entry_t *fib_entry,
                                       fib_entry_delegate_type_t type);
 
-extern fib_entry_delegate_t *fib_entry_delegate_find_or_add(struct fib_entry_t_ *fib_entry,
+extern fib_entry_delegate_t *fib_entry_delegate_find_or_add(fib_entry_t *fib_entry,
                                                             fib_entry_delegate_type_t fdt);
-extern fib_entry_delegate_t *fib_entry_delegate_get(const struct fib_entry_t_ *fib_entry,
+extern fib_entry_delegate_t *fib_entry_delegate_find(const fib_entry_t *fib_entry,
                                                     fib_entry_delegate_type_t type);
 
 extern fib_forward_chain_type_t fib_entry_delegate_type_to_chain_type(
@@ -121,4 +160,9 @@ extern fib_forward_chain_type_t fib_entry_delegate_type_to_chain_type(
 extern fib_entry_delegate_type_t fib_entry_chain_type_to_delegate_type(
      fib_forward_chain_type_t type);
 
+extern u8 *format_fib_entry_delegate(u8 * s, va_list * args);
+
+extern fib_node_index_t fib_entry_delegate_get_index (const fib_entry_delegate_t *fed);
+extern fib_entry_delegate_t * fib_entry_delegate_get (fib_node_index_t fedi);
+
 #endif