author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 07 Jan 2010 13:38:45 +0200 | |
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// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of the License "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// |
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/** |
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@file |
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@internalTechnology |
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*/ |
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#ifndef CUSBHOSTMSLOGICALUNIT_H |
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#define CUSBHOSTMSLOGICALUNIT_H |
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class MTransport; |
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class MProtocol; |
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class THostMassStorageConfig; |
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class TReadWrite; |
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/** |
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This class represents a Logical Unit supporting SCSI Mass Storage Class. The |
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class provides inteface methods to read, write and get the media capacity of the |
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Logical Unit. Each instance is identified by the LUN. |
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*/ |
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class CUsbHostMsLogicalUnit : public CBase |
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{ |
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public: |
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static CUsbHostMsLogicalUnit* NewL(TLun aLun); |
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~CUsbHostMsLogicalUnit(); |
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private: |
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void ConstructL(); |
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CUsbHostMsLogicalUnit(TLun aLun); |
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public: |
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void InitL(); |
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void UnInitL(); |
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void ReadL(const RMessage2& aMessage); |
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void WriteL(const RMessage2& aMessage); |
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void EraseL(const RMessage2& aMessage); |
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void CapsL(const RMessage2& aMessage); |
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void NotifyChange(const RMessage2& aMessage); |
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void ForceCompleteNotifyChangeL(); |
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void CancelChangeNotifierL(); |
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void ReadyToSuspend(); |
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TBool IsConnected(); |
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TBool IsReadyToSuspend(); |
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void CancelReadyToSuspend(); |
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void SuspendL(); |
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void ResumeL(); |
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void DoLunReadyCheckL(); |
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TInt InitialiseProtocolL(TLun aLun, |
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THostMassStorageConfig& aConfig, |
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MTransport& aTransport); |
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TLun Lun() const; |
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private: |
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TInt CheckPosition(const TReadWrite& aReadWrite); |
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/** The Protocol interface (Owned by this class) */ |
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MProtocol* iProtocol; |
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/** LUN */ |
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TLun iLun; |
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/** The Size (updated by CapsL) */ |
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TPos iSize; |
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TBool iSuspendRequest; |
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RBuf8 iDataBuf; |
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}; |
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/** |
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Get the LUN |
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@return TLun The LUN |
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*/ |
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inline TLun CUsbHostMsLogicalUnit::Lun() const |
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{ |
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return iLun; |
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} |
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#endif // CUSBHOSTMSLOGICALUNIT_H |
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