VPP-598: tcp stack initial commit

Change-Id: I49e5ce0aae6e4ff634024387ceaf7dbc432a0351
Signed-off-by: Dave Barach <dave@barachs.net>
Signed-off-by: Florin Coras <fcoras@cisco.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/src/vnet/buffer.h b/src/vnet/buffer.h
index f1cc637179a..3de01f2afa1 100644
--- a/src/vnet/buffer.h
+++ b/src/vnet/buffer.h
@@ -277,6 +277,16 @@ typedef struct
       u16 buffer_advance;
     } device_input_feat;
 
+    /* TCP */
+    struct
+    {
+      u32 connection_index;
+      u32 seq_number;
+      u32 seq_end;
+      u32 ack_number;
+      u8 flags;
+    } tcp;
+
     u32 unused[6];
   };
 } vnet_buffer_opaque_t;