tcp: keep snd sack block free list

[vpp.git] / src / vnet / tcp / tcp.h

diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index 68750ce..65182c4 100644 (file)
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016 Cisco and/or its affiliates.
+ * Copyright (c) 2016-2019 Cisco and/or its affiliates.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
@@ -303,6 +303,8 @@ typedef struct _tcp_connection
   tcp_options_t rcv_opts;      /**< Rx options for connection */
 
   sack_block_t *snd_sacks;     /**< Vector of SACKs to send. XXX Fixed size? */
+  u8 snd_sack_pos;             /**< Position in vec of first block to send */
+  sack_block_t *snd_sacks_fl;  /**< Vector for building new list */
   sack_scoreboard_t sack_sb;   /**< SACK "scoreboard" that tracks holes */
 
   u16 rcv_dupacks;     /**< Number of DUPACKs received */