// Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

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

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// 

//

#include "Ep0Reader.h"

#include "testdebug.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "Ep0ReaderTraces.h"

#endif

namespace NUnitTesting_USBDI

	{

CDeviceEndpoint0* CDeviceEndpoint0::NewL(MRequestHandler& aRequestHandler)

	{

	OstTraceFunctionEntry1( CDEVICEENDPOINT0_NEWL_ENTRY, ( TUint )&( aRequestHandler ) );

	CDeviceEndpoint0* self = new (ELeave) CDeviceEndpoint0();

	CleanupStack::PushL(self);

	self->ConstructL(aRequestHandler);

	CleanupStack::Pop(self);

	OstTraceFunctionExit1( CDEVICEENDPOINT0_NEWL_EXIT, ( TUint )( self ) );

	return self;

	}

CDeviceEndpoint0::CDeviceEndpoint0()

	{

	OstTraceFunctionEntry1( CDEVICEENDPOINT0_CDEVICEENDPOINT0_ENTRY, this );

	OstTraceFunctionExit1( CDEVICEENDPOINT0_CDEVICEENDPOINT0_EXIT, this );

	}	

CDeviceEndpoint0::~CDeviceEndpoint0()

	{

    OstTraceFunctionEntry1( CDEVICEENDPOINT0_CDEVICEENDPOINT0_ENTRY_DUP01, this );

	// Destroy the reader/writer

	delete iEndpoint0Writer; 

	delete iEndpoint0Reader; 

	// Close channel to the driver

	iClientDriver.Close();

	OstTraceFunctionExit1( CDEVICEENDPOINT0_CDEVICEENDPOINT0_EXIT_DUP01, this );

	}

void CDeviceEndpoint0::ConstructL(MRequestHandler& aRequestHandler)

	{

	OstTraceFunctionEntryExt( CDEVICEENDPOINT0_CONSTRUCTL_ENTRY, this );

	TInt err(iClientDriver.Open(0));

	if(err != KErrNone)

		{

		OstTrace1(TRACE_NORMAL, CDEVICEENDPOINT0_CONSTRUCTL, "<Error %d> Unable to open a channel to USB client driver",err);

		User::Leave(err);

		}

	// Create the reader of data on device endpoint 0

	iEndpoint0Reader = new (ELeave) CControlEndpointReader(iClientDriver,aRequestHandler);

	// Create the writer of data on device endpoint 0

	iEndpoint0Writer = new (ELeave) CEndpointWriter(iClientDriver,EEndpoint0);

	OstTraceFunctionExit1( CDEVICEENDPOINT0_CONSTRUCTL_EXIT, this );

	}

TInt CDeviceEndpoint0::Start()

	{

	OstTraceFunctionEntry1( CDEVICEENDPOINT0_START_ENTRY, this );

	// Make this channel to the driver able to get device directed ep0 requests

	TInt err(iClientDriver.SetDeviceControl());

	// Check operation success

	if(err != KErrNone)

		{

		OstTrace1(TRACE_NORMAL, CDEVICEENDPOINT0_START, "<Error %d> Unable to obtain device control",err);

		OstTraceFunctionExitExt( CDEVICEENDPOINT0_START_EXIT, this, err );

		return err;

		}

	// Start reading for requests from host

	TRAP(err,iEndpoint0Reader->ReadRequestsL());

	OstTraceFunctionExitExt( CDEVICEENDPOINT0_START_EXIT_DUP01, this, err );

	return err;

	}

TInt CDeviceEndpoint0::Stop()

	{

	OstTraceFunctionEntry1( CDEVICEENDPOINT0_STOP_ENTRY, this );

	// Cancel the data reader and writer

	iEndpoint0Writer->Cancel();

	iEndpoint0Reader->Cancel();

	// Give device control back

	TInt err(iClientDriver.ReleaseDeviceControl());

	if(err != KErrNone)

		{

		OstTrace1(TRACE_NORMAL, CDEVICEENDPOINT0_STOP, "<Error %d> Unable to release device control",err);

		}

	OstTraceFunctionExitExt( CDEVICEENDPOINT0_STOP_EXIT, this, err );

	return err;

	}

void CDeviceEndpoint0::SendData(const TDesC8& aData)

	{

	OstTraceFunctionEntryExt( CDEVICEENDPOINT0_SENDDATA_ENTRY, this );

	iEndpoint0Writer->Write(aData, ETrue);

	OstTraceFunctionExit1( CDEVICEENDPOINT0_SENDDATA_EXIT, this );

	}

TInt CDeviceEndpoint0::SendDataSynchronous(const TDesC8& aData)

	{

	OstTraceFunctionEntryExt( CDEVICEENDPOINT0_SENDDATASYNCHRONOUS_ENTRY, this );

	TInt ret = iEndpoint0Writer->WriteSynchronous(aData, ETrue);

	OstTraceFunctionExit1( CDEVICEENDPOINT0_SENDDATASYNCHRONOUS_EXIT, this );

	return ret;

	}

CControlEndpointReader& CDeviceEndpoint0::Reader()

	{

	OstTraceFunctionEntry1( CDEVICEENDPOINT0_READER_ENTRY, this );

	OstTraceFunctionExit1( CDEVICEENDPOINT0_READER_EXIT, this );

	return *iEndpoint0Reader;

	}

	}