MdeModulePkg: Addressing TCP Window Retraction when window scale factor is used.

[mirror_edk2.git] / MdeModulePkg / Universal / Network / Tcp4Dxe / Tcp4Proto.h

diff --git a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Proto.h b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Proto.h
index 01d6034b13c5657d6406387c605aa6cf1d1fbb3f..49d8a1da3b6b0d3793ed1c86602d09dec29749ca 100644 (file)
--- a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Proto.h
+++ b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Proto.h
@@ -1,7 +1,7 @@
 /** @file\r
   Tcp Protocol header file.\r
 \r
-Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2005 - 2017, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -250,6 +250,12 @@ struct _TCP_CB {
   UINT32            TimeWaitTimeout; ///< The TIME_WAIT time out\r
   UINT32            ConnectTimeout;  ///< The connect establishment time out\r
 \r
+  //\r
+  // RFC7323\r
+  // Addressing Window Retraction for TCP Window Scale Option.\r
+  //\r
+  TCP_SEQNO         RetxmitSeqMax;       ///< Max Seq number in previous retransmission.\r
+\r
   //\r
   // configuration for tcp provided by user\r
   //\r