tcp: move accept init to separate reusable function

Type: refactor

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I5120eb321e9e2050eb64dca9e2dfb6256ff2b62d
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index 4db6040..9988069 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -1301,6 +1301,14 @@
 
 void newreno_rcv_cong_ack (tcp_connection_t * tc, tcp_cc_ack_t ack_type,
 			   tcp_rate_sample_t * rs);
+/**
+ * Initialize connection by gleaning network and rcv params from buffer
+ *
+ * @param tc		connection to initialize
+ * @param b		buffer whose current data is pointing at ip
+ * @param is_ip4	flag set to 1 if using ip4
+ */
+void tcp_init_w_buffer (tcp_connection_t * tc, vlib_buffer_t * b, u8 is_ip4);
 
 /**
  * Push TCP header to buffer