X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Ftcp%2Ftcp.h;h=361abe2572938be813e94a19ada8462b2bc4a967;hb=db88ffba2a713442cb632382889c768e682fd47f;hp=4db6040ae6405047635910082e914c0b2924ecc3;hpb=6080e0d15e152e38811b01306eef6719a682c007;p=vpp.git

diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index 4db6040ae64..361abe25729 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -263,6 +263,8 @@ typedef struct tcp_bt_sample_
   f64 delivered_time;		/**< Delivered time when sample taken */
   f64 tx_time;			/**< Transmit time for the burst */
   f64 first_tx_time;		/**< Connection first tx time at tx */
+  u64 tx_in_flight;		/**< In flight at tx time */
+  u64 tx_lost;			/**< Lost at tx time */
   tcp_bts_flags_t flags;	/**< Sample flag */
 } tcp_bt_sample_t;
 
@@ -273,9 +275,12 @@ typedef struct tcp_rate_sample_
   f64 prior_time;		/**< Delivered time of sample used for rate */
   f64 interval_time;		/**< Time to ack the bytes delivered */
   f64 rtt_time;			/**< RTT for sample */
+  u64 tx_in_flight;		/**< In flight at (re)transmit time */
+  u64 tx_lost;			/**< Lost over interval */
   u32 delivered;		/**< Bytes delivered in interval_time */
   u32 acked_and_sacked;		/**< Bytes acked + sacked now */
-  u32 lost;			/**< Bytes lost now */
+  u32 last_lost;		/**< Bytes lost now */
+  u32 lost;			/**< Number of bytes lost over interval */
   tcp_bts_flags_t flags;	/**< Rate sample flags from bt sample */
 } tcp_rate_sample_t;
 
@@ -420,6 +425,7 @@ typedef struct _tcp_connection
   u64 app_limited;		/**< Delivered when app-limited detected */
   f64 delivered_time;		/**< Time last bytes were acked */
   f64 first_tx_time;		/**< Send time for recently delivered/sent */
+  u64 lost;			/**< Total bytes lost */
   tcp_byte_tracker_t *bt;	/**< Tx byte tracker */
 
   tcp_errors_t errors;	/**< Soft connection errors */
@@ -1301,6 +1307,14 @@ tcp_cc_data (tcp_connection_t * tc)
 
 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