Add clib_memcpy macro based on DPDK rte_memcpy implementation

Change-Id: I22cb443c4bd0bf298abb6f06e8e4ca65a44a2854
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/vlib-api/vlibsocket/socksvr_vlib.c b/vlib-api/vlibsocket/socksvr_vlib.c
index 91dff22..d65646a 100644
--- a/vlib-api/vlibsocket/socksvr_vlib.c
+++ b/vlib-api/vlibsocket/socksvr_vlib.c
@@ -301,7 +301,7 @@
             if (msg_buffer == socket_main.input_buffer) {
                 ASSERT(vec_len(rp->unprocessed_input) == 0);
                 vec_validate (rp->unprocessed_input, vec_len (msg_buffer)-1);
-                memcpy (rp->unprocessed_input, msg_buffer, vec_len(msg_buffer));
+                clib_memcpy (rp->unprocessed_input, msg_buffer, vec_len(msg_buffer));
                 _vec_len (rp->unprocessed_input) = vec_len (msg_buffer);
             }
             _vec_len(socket_main.input_buffer) = save_input_buffer_length;