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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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#include <e32base.h>
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#include <d32usbdi_hubdriver.h>
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#include <d32usbdi.h>
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#include <d32otgdi.h>
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#include <d32usbdescriptors.h>
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#include <d32usbtransfers.h>
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#include "botmsctypes.h"
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#include "msctypes.h"
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#include "mtransport.h"
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#include "mprotocol.h"
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#include "cusbifacehandler.h"
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#include "cbulkonlytransport.h"
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#include "debug.h"
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#include "msdebug.h"
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CUsbInterfaceHandler* CUsbInterfaceHandler::NewL(RUsbInterface &aInterface)
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{
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return new (ELeave) CUsbInterfaceHandler(aInterface);
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}
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CUsbInterfaceHandler::CUsbInterfaceHandler(RUsbInterface &aInterface)
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: CActive(EPriorityStandard),
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iInterface(aInterface)
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{
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__MSFNLOG
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CActiveScheduler::Add(this);
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}
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CUsbInterfaceHandler::~CUsbInterfaceHandler()
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{
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__MSFNLOG
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if (iState != ENone)
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{
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iState = ENone;
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iBotGetMaxLun.Complete(KErrCancel);
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Cancel();
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}
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}
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/**
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Cancellation of outstanding request
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*/
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void CUsbInterfaceHandler::DoCancel()
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{
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__MSFNLOG
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}
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/**
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Completion of USB transport request.
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*/
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void CUsbInterfaceHandler::RunL()
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{
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__MSFNLOG
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TInt error = iStatus.Int();
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if (error == KErrUsbStalled && iState == EGetMaxLun)
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{
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__BOTPRINT(_L("...KErrUsbStalled"));
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iState = EReset;
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Reset();
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return;
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}
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if (error == KErrNone)
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{
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__BOTPRINT(_L("...KErrNone"));
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if (iState == EGetMaxLun)
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{
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__BOTPRINT(_L("...sending GetMaxLun response"));
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*ipGetMaxLun = iBuffer[0];
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}
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else
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{
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__BOTPRINT(_L("...defaulting to 0"));
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*ipGetMaxLun = 0;
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}
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}
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else
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{
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__BOTPRINT(_L("...completeing with KErrGeneral"));
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error = KErrGeneral;
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}
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iState = ENone;
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iBotGetMaxLun.Complete(error);
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}
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void CUsbInterfaceHandler::GetMaxLun(TLun* aMaxLun, const RMessage2& aMessage)
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{
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__MSFNLOG
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/* Send the Get max lun command in the ep0 */
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RUsbInterface::TUsbTransferRequestDetails reqDetails;
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_LIT8(KNullDesC8,"");
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iBotGetMaxLun = aMessage;
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iState = EGetMaxLun;
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ipGetMaxLun = aMaxLun;
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reqDetails.iRequestType = 0xA1;
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reqDetails.iRequest = 0xFE;
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reqDetails.iValue = 0x0000;
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reqDetails.iIndex = 0x0000;
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reqDetails.iFlags = 0x04; // Short transfer OK
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iBuffer.SetLength(1);
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iInterface.Ep0Transfer(reqDetails, KNullDesC8, iBuffer, iStatus);
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SetActive();
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}
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void CUsbInterfaceHandler::Reset()
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{
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__MSFNLOG
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RUsbInterface::TUsbTransferRequestDetails reqDetails;
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_LIT8(KNullDesC8,"");
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reqDetails.iRequestType = 0x21;
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reqDetails.iRequest = 0xFF;
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reqDetails.iValue = 0x0000;
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reqDetails.iIndex = 0x0000;
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reqDetails.iFlags = 0x04; // Short transfer OK
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iInterface.Ep0Transfer(reqDetails, KNullDesC8, (TDes8 &) KNullDesC8, iStatus);
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SetActive();
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}
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