1 //

     2 // * Copyright 2004 Neusoft America Inc.

     3 // * All rights reserved.

     4 // * This component and the accompanying materials are made available

     5 // * under the terms of the 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 // * Contributors:

    10 // * Keith Collins (Neusoft America Inc.)  original software development and additional code and modifications.

    11 // * Thomas Gahagen (Neusoft America Inc.)  additional code and modifications.

    12 // * Zhen Yuan (Neusoft America Inc.)  additional code and modifications.

    13 // *

    14 // * Description: This file declares the base class CCommReadWriteBaseAo. 

    15 //                Class CCommReadWriteBaseAo contains the common elements for derived 

    16 //                Frame Reader and Frame Writer classes using a serial comm port.

    17 //

    18 

    19 // CommReadWriteBaseAo.h

    20 

    21 /** @file CommReadWriteBaseAo.h

    22  *

    23  * The file declares the base class CCommReadWriteBaseAo. This class

    24  * holds the common elements for derived Frame Reader and Frame Writer

    25  * classes using a serial comm port.

    26  */

    27 

    28 #ifndef _CCOMMREADWRITEBASEAO_H_

    29 #define _CCOMMREADWRITEBASEAO_H_

    30 

    31 #include "cs_port.h"

    32 #include <d32comm.h>

    33 #include <c32comm.h>

    34 #include <e32hal.h>

    35 

    36 

    37 class CPortFactory;

    38 class CMux0710Protocol;

    39 

    40 class CCommReadWriteBaseAo : public CActive

    41     {

    42 public:

    43     CCommReadWriteBaseAo(CPortFactory* aParent, CMux0710Protocol* aMux0710Protocol,

    44 		TInt aPriority = EPriorityStandard);

    45     ~CCommReadWriteBaseAo();

    46 

    47     TInt SetServerConfig(TCommServerConfig& aConfig);

    48     void GetServerConfig(TCommServerConfig& aConfig) const;

    49     void FreeMemory();

    50 

    51     inline void SetRole(TCommRole aRole){iRole=aRole;};

    52 

    53 protected:

    54     void SetBuffersL();

    55 

    56 	// attributes

    57     HBufC8*				iBuffer;	// pointer to the Tx/Rx buffer

    58     TPtr8*				iBuf;		// pointer to a TPtr8 that points to the current buffer

    59 

    60     TUint				iBufFlags;	// contains buffer flags e.g for partial read/write

    61     TInt				iBufSize;	// size of the Tx/Rx buffer

    62 

    63     TCommRole			iRole;		// DTE or DCE role for this port unit

    64 

    65     CPortFactory*		iParent;	// pointer to the CPortC32Interface object

    66 	CMux0710Protocol*	iMux0710Protocol;

    67 	RBusDevComm*		iCommPort;  // pointer to LDD comm port

    68 

    69     };

    70 

    71 #endif  // _CCOMMREADWRITEBASEAO_H_