--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bearermanagement/S60MCPR/src/s60tcprecvwin.cpp	Thu Dec 17 08:55:21 2009 +0200
@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description: S60Mcpr's implementation of the TCP receive window interface.
+ * Reads the receive window sizes from Central repository.
+ *
+ */
+
+/**
+ @file s60tcprecvwin.cpp
+ S60 MCPR's TCP receive window interface.
+ */
+
+#include <e32base.h>
+#include <es_sock.h>
+
+#include "s60tcprecvwin.h"
+
+#include <networking/cfbearers.h>
+#include <centralrepository.h>
+#include <comms-infras/metatype.h>
+
+const TUint KDefaultTcpRecvWinGprs = 32768;
+const TUint KDefaultTcpRecvWinEGprs = 32768;
+const TUint KDefaultTcpRecvWinUmts = 32768;
+const TUint KDefaultTcpRecvWinHsdpa = 131070;
+const TUint KDefaultTcpRecvWinWlan = 98302;
+const TUint KDefaultTcpRecvWinEthernet = 65535;
+
+using namespace ESock;
+
+// -----------------------------------------------------------------------------
+// CS60TCPReceiveWindowSize::CS60TCPReceiveWindowSize
+// -----------------------------------------------------------------------------
+//
+CS60TCPReceiveWindowSize::CS60TCPReceiveWindowSize() :
+    CTCPReceiveWindowSize()
+    {
+    //  Populate TCP window lookup table.
+    Init();
+    }
+
+// -----------------------------------------------------------------------------
+// CS60TCPReceiveWindowSize::Init
+// -----------------------------------------------------------------------------
+//
+void CS60TCPReceiveWindowSize::Init()
+    {
+    TInt err = KErrNone;
+    CRepository* repository = NULL;
+
+    // No need to use CleanupStack because no possibility to leave
+    TRAP( err, repository = CRepository::NewL( KCRUIDTcpWindowSizes ) );
+
+    if ( err != KErrNone )
+        {
+        //TCP receive window size for GPRS
+        iBearerInfoMap.Insert( KGprsBearer, KDefaultTcpRecvWinGprs );
+        //TCP receive window size for EGPRS
+        iBearerInfoMap.Insert( KEGprsBearer, KDefaultTcpRecvWinEGprs );
+        //TCP receive window size for UMTS
+        iBearerInfoMap.Insert( KUmtsBearer, KDefaultTcpRecvWinUmts );
+        //TCP receive window size for HSDPA
+        iBearerInfoMap.Insert( KHsdpaBearer, KDefaultTcpRecvWinHsdpa );
+        //TCP receive window size for WLAN
+        iBearerInfoMap.Insert( KWlanBearer, KDefaultTcpRecvWinWlan );
+        //TCP receive window size for ethernet
+        iBearerInfoMap.Insert( KEthernetBearer, KDefaultTcpRecvWinEthernet );
+        //TCP receive window size for other bearer
+        iBearerInfoMap.Insert( KDefaultBearer, KBearerDefaultWinSize );
+        }
+    else
+        {
+        SetInfoMapValue( KGprsBearer, repository, KDefaultTcpRecvWinGprs );
+        SetInfoMapValue( KEGprsBearer, repository, KDefaultTcpRecvWinEGprs );
+        SetInfoMapValue( KUmtsBearer, repository, KDefaultTcpRecvWinUmts );
+        SetInfoMapValue( KHsdpaBearer, repository, KDefaultTcpRecvWinHsdpa );
+        SetInfoMapValue( KWlanBearer, repository, KDefaultTcpRecvWinWlan );
+        SetInfoMapValue( KEthernetBearer, repository, KDefaultTcpRecvWinEthernet );
+        SetInfoMapValue( KDefaultBearerKey, repository, KBearerDefaultWinSize );
+        }
+    delete repository;
+    }
+
+// -----------------------------------------------------------------------------
+// CS60TCPReceiveWindowSize::SetInfoMapValue
+// -----------------------------------------------------------------------------
+//
+void CS60TCPReceiveWindowSize::SetInfoMapValue( TUint aKey,
+                                                CRepository* aRepository,
+                                                TInt aDefaultWin )
+    {
+    // Set an information map value to an element found in
+    // the central repository
+    TInt err = KErrNone;
+    TInt win_size = 0;
+
+    err = aRepository->Get( aKey, win_size );
+    if ( err != KErrNone || win_size <= 0 )
+        {
+        win_size = aDefaultWin;
+        }
+    iBearerInfoMap.Insert( aKey, win_size );
+    }
+
+// -----------------------------------------------------------------------------
+// CS60TCPReceiveWindowSize::SetTcpWin
+// -----------------------------------------------------------------------------
+//
+void CS60TCPReceiveWindowSize::SetTcpWin( TUint aBearerType )
+    {
+    //Set the TCP Receive Window.
+    TUint* i;
+    i = static_cast<TUint*> ( iBearerInfoMap.Find( aBearerType ) );
+    if ( i )
+        {
+        iWinSize = *i;
+        }
+    else
+        {
+        iWinSize = KBearerDefaultWinSize;
+        }
+    //Set the Max TCP receive Window.
+    SetMaxWinSize( aBearerType );
+    }
+
+// -----------------------------------------------------------------------------
+// CS60TCPReceiveWindowSize::SetMaxWinSize
+// -----------------------------------------------------------------------------
+//
+void CS60TCPReceiveWindowSize::SetMaxWinSize( TUint aBearerType )
+    {
+    switch ( aBearerType )
+        {
+        case KGprsBearer:
+        case KEGprsBearer:
+        case KUmtsBearer:
+        case KHsdpaBearer:
+            iMaxWinSize = *static_cast<TUint*> ( iBearerInfoMap.Find( KHsdpaBearer ) );
+            break;
+        case KWlanBearer:
+            iMaxWinSize = *static_cast<TUint*> ( iBearerInfoMap.Find( KWlanBearer ) );
+            break;
+        case KEthernetBearer:
+        case KDefaultBearer:
+        default:
+            iMaxWinSize = KBearerDefaultMaxWinSize;
+            break;
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CS60TCPReceiveWindowSize::~CS60TCPReceiveWindowSize
+// -----------------------------------------------------------------------------
+//
+CS60TCPReceiveWindowSize::~CS60TCPReceiveWindowSize()
+    {
+    iBearerInfoMap.Close();
+    }
+
+// Register the variables of TCP receive window class,
+// since it derives from SMetaData class
+START_ATTRIBUTE_TABLE(CTCPReceiveWindowSize,CTCPReceiveWindowSize::ERealmId, CTCPReceiveWindowSize::iId)
+  REGISTER_ATTRIBUTE(CTCPReceiveWindowSize, iMaxWinSize, TMetaNumber)
+  REGISTER_ATTRIBUTE(CTCPReceiveWindowSize, iWinSize, TMetaNumber)
+END_ATTRIBUTE_TABLE()
+