API refactoring : l2tp

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

diff --git a/vnet/vnet/buffer.h b/vnet/vnet/buffer.h
index 6da6993..7935027 100644 (file)
--- a/vnet/vnet/buffer.h
+++ b/vnet/vnet/buffer.h
@@ -70,6 +70,9 @@
 #define LOG2_VNET_BUFFER_LOCALLY_ORIGINATED LOG2_VLIB_BUFFER_FLAG_USER(7)
 #define VNET_BUFFER_LOCALLY_ORIGINATED (1 << LOG2_VNET_BUFFER_LOCALLY_ORIGINATED)
 
+#define LOG2_VNET_BUFFER_SPAN_CLONE LOG2_VLIB_BUFFER_FLAG_USER(8)
+#define VNET_BUFFER_SPAN_CLONE (1 << LOG2_VNET_BUFFER_SPAN_CLONE)
+
 #define foreach_buffer_opaque_union_subtype     \
 _(ethernet)                                     \
 _(ip)                                           \
@@ -140,7 +143,11 @@ typedef struct
          u8 code;
          u32 data;
        } icmp;
+
+       /* IP header offset from vlib_buffer.data - saved by ip*_local nodes */
+       i32 start_of_ip_header;
       };
+
     } ip;
 
     /*