IPv6: Make link-local configurable per-interface (VPP-1446)

[vpp.git] / src / vnet / ip / ip6_neighbor.h

diff --git a/src/vnet/ip/ip6_neighbor.h b/src/vnet/ip/ip6_neighbor.h
index 753de56..e273a10 100644 (file)
--- a/src/vnet/ip/ip6_neighbor.h
+++ b/src/vnet/ip/ip6_neighbor.h
@@ -44,6 +44,13 @@ typedef struct
   fib_node_index_t fib_entry_index;
 } ip6_neighbor_t;
 
+extern ip6_address_t ip6_neighbor_get_link_local_address (u32 sw_if_index);
+
+extern clib_error_t *ip6_neighbor_set_link_local_address (vlib_main_t * vm,
+                                                         u32 sw_if_index,
+                                                         ip6_address_t *
+                                                         address);
+
 extern ip6_neighbor_t *ip6_neighbors_pool (void);
 
 extern ip6_neighbor_t *ip6_neighbors_entries (u32 sw_if_index);
@@ -73,18 +80,15 @@ extern void vnet_register_ip6_neighbor_resolution_event (vnet_main_t * vnm,
 
 extern int vnet_set_ip6_ethernet_neighbor (vlib_main_t * vm,
                                           u32 sw_if_index,
-                                          ip6_address_t * a,
-                                          u8 * link_layer_address,
+                                          const ip6_address_t * a,
+                                          const u8 * link_layer_address,
                                           uword n_bytes_link_layer_address,
                                           int is_static,
                                           int is_no_fib_entry);
 
 extern int vnet_unset_ip6_ethernet_neighbor (vlib_main_t * vm,
                                             u32 sw_if_index,
-                                            ip6_address_t * a,
-                                            u8 * link_layer_address,
-                                            uword
-                                            n_bytes_link_layer_address);
+                                            const ip6_address_t * a);
 
 extern int ip6_neighbor_proxy_add_del (u32 sw_if_index,
                                       ip6_address_t * addr, u8 is_add);
@@ -138,6 +142,66 @@ typedef struct
 
 void ra_set_publisher_node (uword node_index, uword event_type);
 
+typedef struct _vnet_ip6_neighbor_function_list_elt
+{
+  struct _vnet_ip6_neighbor_function_list_elt *next_ip6_neighbor_function;
+  clib_error_t *(*fp) (void *data);
+} _vnet_ip6_neighbor_function_list_elt_t;
+
+typedef struct
+{
+  _vnet_ip6_neighbor_function_list_elt_t *ra_report_functions;
+} ip6_neighbor_public_main_t;
+
+extern ip6_neighbor_public_main_t ip6_neighbor_public_main;
+
+#define _VNET_IP6_NEIGHBOR_FUNCTION_DECL(f,tag)                           \
+                                                                          \
+static void __vnet_ip6_neighbor_function_init_##tag##_##f (void)          \
+    __attribute__((__constructor__)) ;                                    \
+                                                                          \
+static void __vnet_ip6_neighbor_function_init_##tag##_##f (void)          \
+{                                                                         \
+ ip6_neighbor_public_main_t * nm = &ip6_neighbor_public_main;             \
+ static _vnet_ip6_neighbor_function_list_elt_t init_function;             \
+ init_function.next_ip6_neighbor_function = nm->tag##_functions;          \
+ nm->tag##_functions = &init_function;                                    \
+ init_function.fp = (void *) &f;                                          \
+}                                                                         \
+                                                                          \
+static void __vnet_ip6_neighbor_function_deinit_##tag##_##f (void)        \
+    __attribute__((__destructor__)) ;                                     \
+                                                                          \
+static void __vnet_ip6_neighbor_function_deinit_##tag##_##f (void)        \
+{                                                                         \
+ ip6_neighbor_public_main_t * nm = &ip6_neighbor_public_main;             \
+ _vnet_ip6_neighbor_function_list_elt_t *next;                            \
+ if (nm->tag##_functions->fp == (void *) &f)                              \
+    {                                                                     \
+      nm->tag##_functions =                                               \
+        nm->tag##_functions->next_ip6_neighbor_function;                  \
+      return;                                                             \
+    }                                                                     \
+  next = nm->tag##_functions;                                             \
+  while (next->next_ip6_neighbor_function)                                \
+    {                                                                     \
+      if (next->next_ip6_neighbor_function->fp == (void *) &f)            \
+        {                                                                 \
+          next->next_ip6_neighbor_function =                              \
+            next->next_ip6_neighbor_function->next_ip6_neighbor_function; \
+          return;                                                         \
+        }                                                                 \
+      next = next->next_ip6_neighbor_function;                            \
+    }                                                                     \
+}
+
+#define VNET_IP6_NEIGHBOR_RA_FUNCTION(f) \
+  _VNET_IP6_NEIGHBOR_FUNCTION_DECL(f,ra_report)
+
+clib_error_t *call_ip6_neighbor_callbacks (void *data,
+                                          _vnet_ip6_neighbor_function_list_elt_t
+                                          * elt);
+
 #endif /* included_ip6_neighbor_h */
 
 /*