1 // Copyright (c) 2004-2009 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 the License "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 /**

    17  @file

    18  @internalTechnology

    19 */

    20 

    21 #ifndef __PROTOCOL_H__

    22 #define __PROTOCOL_H__

    23 

    24 #include <e32base.h>			// C Class Definitions, Cleanup Stack

    25 #include <e32def.h>				// T Type  Definitions

    26 #include <e32std.h>    			// ELeave definition

    27 #include "usbmsshared.h"

    28 

    29 

    30 class MProtocolBase;

    31 

    32 class MTransportBase

    33 	{

    34 	public:

    35 	virtual void SetupWriteData(TPtrC8& aData) = 0;

    36 	virtual TInt Start() = 0;

    37 	virtual TInt Stop() = 0;

    38 	virtual void RegisterProtocol(MProtocolBase& aProtocol) = 0;

    39 	virtual TInt BytesAvailable() = 0;

    40 	virtual ~MTransportBase() {};

    41 	virtual TInt InitialiseTransportL(TInt aTransportLddFlag) = 0;

    42 	virtual void SetupReadData(TUint aLength) = 0;

    43 	virtual void GetCommandBufPtr(TPtr8& aDes, TUint aLength) = 0; 

    44 	virtual void GetReadDataBufPtr(TPtr8& aDes) = 0;

    45 	virtual void GetWriteDataBufPtr(TPtrC8& aDes) = 0; 

    46 #ifdef MSDC_MULTITHREADED

    47 	virtual void ProcessReadData(TAny* aAddress) = 0;

    48 #endif

    49 	};

    50 

    51 

    52 class MProtocolBase

    53 	{

    54 	public:

    55 	virtual void RegisterTransport(MTransportBase* aTransport) = 0;

    56 	virtual TBool DecodePacket(TPtrC8& aData, TUint aLun) = 0;

    57 	virtual TInt ReadComplete(TInt aError) = 0;

    58 	virtual TInt Cancel() = 0;

    59 	virtual void ReportHighSpeedDevice() {};

    60 	virtual ~MProtocolBase() {};

    61 #ifdef MSDC_MULTITHREADED

    62 	virtual void InitializeBufferPointers(TPtr8& aDes1, TPtr8& aDes2) = 0;

    63 #endif

    64 	};

    65 

    66 

    67 #endif // __PROTOCOL_H__

    68