1 /*

     2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 

    19 #ifndef __TRKSERIALCOMMPORT_H__

    20 #define __TRKSERIALCOMMPORT_H__

    21 

    22 #include <c32comm.h>

    23 #include "TrkCommPort.h"

    24 

    25 

    26 //

    27 // class CTrkSerialCommPort

    28 //

    29 // Defines an interface to a serial type communications port

    30 //

    31 class CTrkSerialCommPort : public CTrkCommPort

    32 {

    33 public:

    34 

    35 	static CTrkSerialCommPort* NewL(TTrkConnData& aTrkConnData, TDes& aErrorMessage);

    36 	~CTrkSerialCommPort();

    37 

    38 	void OpenPortL();

    39 	void ClosePort();

    40 

    41 	void SendDataL(const TDesC8& aData);

    42 	void Listen(CTrkFramingLayer *aFramingLayer);

    43 	void StopListening();

    44 	

    45 protected:

    46 

    47 	void DoCancel();

    48 	void RunL();

    49 

    50 private:

    51 

    52 	CTrkSerialCommPort();

    53 	void ConstructL(TTrkConnData& aTrkConnData, TDes& aErrorMessage);

    54 	void IssueReadRequest();

    55 	void ReportAndLeaveIfErrorL(TInt aError, const TDesC& aDesc);

    56 	void PrintMessage(const TDesC8& aPrefix, const TDesC8& aBinaryData) const;

    57 	

    58 private:

    59 

    60 	TBuf<32> iPDD;

    61 	TBuf<32> iPDD2;

    62 	TBuf<32> iLDD;

    63 	TBuf<32> iCSY;

    64 	TUint iUnitNumber;

    65 	TUint iRate;

    66 

    67 	RCommServ iServer;

    68 	RComm  iPort;

    69 

    70 	TBool iServerStarted;

    71 	TBool iConnected;

    72 	TBool iListening;

    73 

    74 	TBuf8<MAXMESSAGESIZE> iReceivedChars;

    75 	TInt iNextReadChar;

    76 

    77 	CTrkFramingLayer* iFramingLayer;

    78 	

    79 	TInt iLineNumber;

    80 };

    81 

    82 #endif // __TRKSERIALCOMMPORT_H__