1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15  

    16 #ifndef COMREADWRITE_H

    17 #define COMREADWRITE_H

    18 

    19 #include <e32base.h>

    20 #include <c32comm.h>

    21 

    22 class RComm;

    23 class RCommServ;

    24 class IrTranpUtil;

    25 

    26 class MComReadWriteObserver

    27 	{

    28 public:

    29 	virtual void ReceiveComplete(TDesC8& aBuffer) = 0;

    30 	virtual void SendComplete() = 0;

    31 	virtual void SendError(TInt aError) = 0;

    32 	virtual void ReceiveError(TInt aError) = 0;

    33 	virtual void Error(TInt aError) = 0;

    34 	};

    35 

    36 

    37 NONSHARABLE_CLASS(CComReadWrite) : public CActive

    38 {

    39 public:

    40 	enum TState {EError, ESend, EReceive, EOpen, EClose, EStop};

    41 

    42 public:

    43 	CComReadWrite();

    44 	~CComReadWrite();

    45 

    46 	static CComReadWrite* NewL(MComReadWriteObserver& iObserver);

    47 	void ConstructL();

    48 	

    49 	void Open();

    50 	void Close();

    51 	void Send(TDesC8& data);

    52 	void Receive();

    53 	void Signal(TInt aError);

    54 

    55 private:

    56 	void RunL();

    57 	void DoCancel();

    58 

    59 

    60 private:

    61 	

    62 	CComReadWrite(TInt aPrority, MComReadWriteObserver& aObserver);

    63 	RComm iCommPort;

    64 	RCommServ iServer;

    65 	TState iState;

    66 

    67 	TBuf8<2048> iRxBuffer;

    68 	TBuf8<2048> iSCEPFrame;

    69 	TBuf8<2048> iTxBuffer;

    70 

    71 	MComReadWriteObserver& iObserver;

    72 };

    73 

    74 #endif //COMREADWRITE_H