tcp: fast retransmit pacing
[vpp.git] / src / vnet / session / transport_interface.h
index a96c5e1..b7aa4b7 100644 (file)
@@ -47,7 +47,7 @@ typedef struct _transport_proto_vft
    */
   u32 (*bind) (u32 session_index, transport_endpoint_t * lcl);
   u32 (*unbind) (u32);
-  int (*open) (transport_endpoint_t * rmt);
+  int (*open) (transport_endpoint_cfg_t * rmt);
   void (*close) (u32 conn_index, u32 thread_index);
   void (*cleanup) (u32 conn_index, u32 thread_index);
   clib_error_t *(*enable) (vlib_main_t * vm, u8 is_en);
@@ -111,7 +111,7 @@ void transport_enable_disable (vlib_main_t * vm, u8 is_en);
  */
 void transport_connection_tx_pacer_init (transport_connection_t * tc,
                                         u32 rate_bytes_per_sec,
-                                        u32 burst_bytes);
+                                        u32 initial_bucket);
 
 /**
  * Update tx pacer pacing rate
@@ -127,9 +127,13 @@ void transport_connection_tx_pacer_update (transport_connection_t * tc,
  *
  * @param tc           transport connection
  * @param time_now     current cpu time as returned by @ref clib_cpu_time_now
+ * @param mss          transport's mss
  */
-u32 transport_connection_max_tx_burst (transport_connection_t * tc,
-                                      u64 time_now);
+u32 transport_connection_snd_space (transport_connection_t * tc,
+                                   u64 time_now, u16 mss);
+
+u32 transport_connection_tx_pacer_burst (transport_connection_t * tc,
+                                        u64 time_now);
 
 /**
  * Initialize period for tx pacers
@@ -163,6 +167,10 @@ u8 *format_transport_pacer (u8 * s, va_list * args);
 void transport_connection_update_tx_stats (transport_connection_t * tc,
                                           u32 bytes);
 
+void
+transport_connection_tx_pacer_update_bytes (transport_connection_t * tc,
+                                           u32 bytes);
+
 #endif /* SRC_VNET_SESSION_TRANSPORT_INTERFACE_H_ */
 
 /*