--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hti/HtiCommPlugins/HtiUsbSerialCommPlugin/inc/HtiUsbSerialCommEcomPlugin.h	Tue Feb 02 01:57:15 2010 +0200
@@ -0,0 +1,156 @@
+/*
+* 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:  ECOM plugin to communicate over USB serial emulation
+*
+*/
+
+
+#ifndef CHTIUSBSERIALCOMMECOMPLUGIN_H
+#define CHTIUSBSERIALCOMMECOMPLUGIN_H
+
+// INCLUDES
+#include <c32comm.h>
+#include <HTICommPluginInterface.h> // defined in HtiFramework project
+
+// FORWARD DECLARATIONS
+class CHtiCfg;
+
+// CLASS DECLARATION
+/**
+* ECOM plugin module for communicating with PC using USB serial emulation.
+*
+*/
+class CHtiUsbSerialCommEcomPlugin :
+    public CHTICommPluginInterface
+    {
+public:
+
+    /**
+    * Create instance of plugin.
+    * Reads configuration, opens and initializes USB port.
+    * @return Plugin instance.
+    */
+    static CHtiUsbSerialCommEcomPlugin* NewL();
+
+    /**
+    * Destructor.
+    */
+    ~CHtiUsbSerialCommEcomPlugin();
+
+public: // Interface implementation
+
+    /**
+    * Receive data from USB serial port.
+    * The size of supplied buffer must equal to size given
+    * by GetReceiveBufferSize.
+    * The number of received bytes may be anything between 1
+    * and GetReceiveBufferSize.
+    *
+    * @param aRawdataBuf Buffer where the result is written
+    * @param aStatus Request status
+    */
+    void Receive( TDes8& aRawdataBuf, TRequestStatus& aStatus );
+
+    /**
+    * Send data to USB serial port. The size of data must not
+    * exceed GetSendBufferSize.
+    * @param aRawdataBuf Buffer where the data is read from.
+    * @param aStatus Request status
+    */
+    void Send( const TDesC8& aRawdataBuf, TRequestStatus& aStatus );
+
+    /**
+    * Cancel read operation
+    */
+    void CancelReceive();
+
+    /**
+    * Cancel send operation
+    */
+    void CancelSend();
+
+    /**
+     *  Return required buffer size for Send operation.
+     */
+    TInt GetSendBufferSize();
+
+    /**
+     *  Return required buffer size for Receive operation.
+     */
+    TInt GetReceiveBufferSize();
+
+private:
+
+    /**
+    * Constructor of this plugin.
+    */
+    CHtiUsbSerialCommEcomPlugin();
+
+    /**
+    * Second phase construction.
+    */
+    void ConstructL();
+
+    /**
+    * Load needed drivers and start comm server.
+    */
+    void InitCommServerL();
+
+    /**
+    * Setup USB serial port.
+    */
+    void InitCommPortL();
+
+    /**
+    * Load configuration file.
+    */
+    void LoadConfigL();
+
+    /**
+    * Read and parse the configuration values.
+    */
+    void ReadConfig();
+
+    /**
+    * Helper to get data rate capability bitmask.
+    */
+    TUint RateCapsBitmaskFromRate( TBps aDataRate );
+
+    /**
+    * Show error notifier dialog with text and error code.
+    */
+    void ShowErrorNotifierL( const TDesC& aText, TInt aErr );
+
+private: // Data
+
+    CHtiCfg* iCfg;
+
+    // port settings
+    TInt      iPortNumber;
+    TBps      iDataRate;
+    TParity   iParity;
+    TDataBits iDataBits;
+    TStopBits iStopBits;
+
+    // bitmask for handshake
+    TInt iHandshake;
+
+    RCommServ iCommServ;
+    RComm iCommPort;
+    };
+
+#endif // CHTIUSBSERIALCOMMECOMPLUGIN_H
+
+// End of file
+