// Copyright (c) 2007-2009 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:

 // This is a header file to define wins specific classes and info

 // 

 //

 #ifndef __D_EXPIO_EMUL_H__

 #define __D_EXPIO_EMUL_H__

 // pdd include file

 #include "d_expio_pdd.h"

 // include files

 #include <d32comm.h> // comm header file

 // DFC related constants

 //

 _LIT(KExEmulUartDfcName,"ExEmulUartDfc"); 		// Name of the DFC thread

 const TInt KExEmulUartDfcPriority=26; 		// DFC thread priority		

 // UART FIFO sizes

 const TInt KTxFifoSize=64; // 64bytes fifo

 const TInt KRxFifoSize=64; // 64bytes fifo

 // Timer constants

 const TInt KRxPollTimeout=1; // 1ms

 const TInt KTimerStarted=1;

 const TInt KTimerExpired=0;

 const TInt KTimerCancelled=-1;

 /**

  * Physical device class specific for Emulator UART Physical Device Driver (PDD)

  */

 class DExEmulPhysicalDevice: public DExDriverPhysicalDevice

 {

 public:

     DExEmulPhysicalDevice();   

     ~DExEmulPhysicalDevice();  // Destructor

     TInt Create(DBase*& aChannel, TInt aUnit, const TDesC8* aInfo, 

     										const TVersion& aVer);

 };

 /**

  Hardware peripheral class

  Target specific class, H4 uart controller. This class 

  is accessed from physical channel class. It's object 

  is created in physical channel DoCreate()and deleted 

  in it's destructor

  */ 

 class DExUartPhysicalChannelEmul:public DExDriverPhysicalChannel

 	{

 public:

 	// Public functions access to all

 	DExUartPhysicalChannelEmul();					// Constructor	

 	~DExUartPhysicalChannelEmul();					// Destructor	

 	TInt DoCreate(TInt aUnit, const TDesC8* aInfo, 

 								const TVersion& aVer); // 2nd Stage constructor

 	void Caps(TDes8& aCaps);						// Get channel Capabilities

 	TInt Configure(const TCommConfigV01& aConfig);  // Configure the uart	

 	TInt TransmitData(const TDesC8& aData);			// Transmit data to uart	

 	TInt ReceiveData(TDes8& aData,TInt aLen);					// Receive data from uart	

 	TDynamicDfcQue* DfcQ();							// DFC queue creation

 private:

 	static void RxPollTimerCallback(TAny* aPtr);	

 private:	

 	TBool iConfigured;				// Channel configuration status;

 	TBps iBaudRate;		

 	NTimer iRxPollTimer;			// Timer to poll for Rx data

 	TInt iTimerStatus;				// Rx data timer status

 	// Windows handle for com port

 	HANDLE hCommPort;

 	DWORD iBytesRead;

 	DWORD iBytesWritten;

 	};

 #endif // __D_EXPIO_EMUL_H__

 //

 // End of d_expio_emul.h