X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fadj%2Fadj_mcast.h;h=bfb0d6f6d110a36a2180d79cecd992b08efe2f67;hb=ca3b6f1b4116010b1acbbb29a945767cb5443914;hp=21c5a1417dd55293a5185b643c1144f2ae0b1095;hpb=32e1c010b0c34fd0984f7fc45fae648a182025c5;p=vpp.git

diff --git a/src/vnet/adj/adj_mcast.h b/src/vnet/adj/adj_mcast.h
index 21c5a1417dd..bfb0d6f6d11 100644
--- a/src/vnet/adj/adj_mcast.h
+++ b/src/vnet/adj/adj_mcast.h
@@ -26,6 +26,7 @@
 #define __ADJ_MCAST_H__
 
 #include <vnet/adj/adj_types.h>
+#include <vnet/adj/adj_midchain.h>
 
 /**
  * @brief
@@ -55,14 +56,49 @@ extern adj_index_t adj_mcast_add_or_lock(fib_protocol_t proto,
  *
  * @param
  *  The new rewrite
+ *
+ * @param
+ *  The offset in the rewrite a which to write in packet's
+ *  IP Address
+ *
+ * @param
+ *  The mask to apply to the packet berfore the rewrite.
  */
 extern void adj_mcast_update_rewrite(adj_index_t adj_index,
-                                     u8 *rewrite);
+                                     u8 *rewrite,
+                                     u8 offset,
+                                     u32 mask);
+
+/**
+ * @brief
+ *  Update the rewrite string for an existing adjacecny and
+ *  Convert the adjacency into a midchain
+ *
+ * @param
+ *  The index of the adj to update
+ *
+ * @param
+ *  The new rewrite
+ */
+extern void adj_mcast_midchain_update_rewrite(adj_index_t adj_index,
+                                              adj_midchain_fixup_t fixup,
+                                              adj_flags_t flags,
+                                              u8 *rewrite,
+                                              u8 offset,
+                                              u32 mask);
+/**
+ * @brief Walk the multicast Adjacencies on a given interface
+ */
+extern void adj_mcast_walk (u32 sw_if_index,
+                            fib_protocol_t adj_nh_proto,
+                            adj_walk_cb_t cb,
+                            void *ctx);
 
 /**
  * @brief Format/display a mcast adjacency.
  */
 extern u8* format_adj_mcast(u8* s, va_list *ap);
+extern u8* format_adj_mcast_midchain(u8* s, va_list *ap);
 
 /**
  * @brief Get the sze of the mcast adj DB. Test purposes only.