// 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:

// @file testinterfacesettingbase.h

// @internalComponent

// 

//

#include "testinterfacesettingbase.h"

#include "testinterfacebase.h"

#include "controltransferrequests.h"

namespace NUnitTesting_USBDI

	{	

CInterfaceSettingBase::CInterfaceSettingBase(const TDesC& aString)

:	iHashEndpointFunction(EndpointNumberHash),

	iIdRelEndpoint(EndpointIdentityRelationship),

	iEndpoints(iHashEndpointFunction,iIdRelEndpoint)

	{	

	// Set the name of this interface setting

	iSettingString.Copy(aString);

	iInterfaceInfo().iString = &iSettingString;

	// Zero count the number of endpoints used for this setting

	iInterfaceInfo().iTotalEndpointsUsed = 0;

	}

CInterfaceSettingBase::~CInterfaceSettingBase()

	{

	iEndpointReaders.ResetAndDestroy();

	iEndpointWriters.ResetAndDestroy();

	}

const TDesC& CInterfaceSettingBase::Name() const

	{

	return iSettingString;

	}

void CInterfaceSettingBase::SetClassCodeL(TUint8 aClassCode,TUint8 aSubClassCode,TUint8 aDeviceProtocol)

	{

	// Set class specific information

	iInterfaceInfo().iClass = TUsbcClassInfo(aClassCode,aSubClassCode,aDeviceProtocol);

	}

TInt CInterfaceSettingBase::AddEndpoint(TEndpoint& aEndpoint)

	{

	if(aEndpoint.iEndpointNumber == EEndpoint0)

		{

		return KErrInUse;

		}

	if(iEndpoints.Count() < KMaxEndpointsPerClient)

		{

		// Set EEndpoint1, EEndpoint2, EEndpoint3, EEndpoint4 or EEndpoint5

		iInterfaceInfo().iEndpointData[iEndpoints.Count()] = aEndpoint.iEndpointInfo;

		iEndpoints.Insert(aEndpoint.iEndpointNumber,aEndpoint);

		// Update the total endpoints used on this interface

		iInterfaceInfo().iTotalEndpointsUsed = iEndpoints.Count();

		return KErrNone;

		}

	else

		{

		return KErrOverflow;

		}

	}

void CInterfaceSettingBase::CreateEndpointReaderL(RDevUsbcClient& aClientDriver,TUint aEndpoint)

	{

	// Create the reader for this endpoint and store in the container	

	CEndpointReader* epReader = new (ELeave) CEndpointReader(aClientDriver,

	iEndpoints.Find(static_cast<TEndpointNumber>(aEndpoint))->iEndpointNumber);

	CleanupStack::PushL(epReader);

	iEndpointReaders.AppendL(epReader);

	CleanupStack::Pop(epReader);

	}

void CInterfaceSettingBase::CreateEndpointWriterL(RDevUsbcClient& aClientDriver,TUint aEndpoint)

	{

	// Create the writer for this endpoint and store in the container	

	CEndpointWriter* epWriter = new (ELeave) CEndpointWriter(aClientDriver,

	iEndpoints.Find(static_cast<TEndpointNumber>(aEndpoint))->iEndpointNumber);

	CleanupStack::PushL(epWriter);

	iEndpointWriters.AppendL(epWriter);

	CleanupStack::Pop(epWriter);

	}

void CInterfaceSettingBase::WriteSpecifiedDataToEndpointL(const TDesC8& aData,TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and write the data to the host			

	iEndpointWriters[aEndpointNumber-1]->Write(aData, ETrue);

	}

void CInterfaceSettingBase::WriteSpecifiedDataToEndpointL(const TDesC8& aDataPattern, const TUint aNumBytes, TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and write the data to the host

	iEndpointWriters[aEndpointNumber-1]->WriteUsingPatternL(aDataPattern,aNumBytes,ETrue);

	}

void CInterfaceSettingBase::RepeatedWriteSpecifiedDataToEndpointL(const TDesC8& aDataPattern, TUint aNumBytesPerWrite, TUint aTotalNumBytes, TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and write the data to the host

	iEndpointWriters[aEndpointNumber-1]->WriteInPartsUsingPatternL(aDataPattern,aNumBytesPerWrite,aTotalNumBytes,ETrue);

	}

void CInterfaceSettingBase::WriteCachedEndpointDataToEndpointL(const TUint16 aReadEndpointNumber,TUint16 aWriteEndpointNumber)

	{

	iEndpointWriters[aWriteEndpointNumber-1]->Write(iEndpointReaders[aReadEndpointNumber-1]->Buffer(), ETrue);

	}

void CInterfaceSettingBase::CancelWriteDataToEndpointL(TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and cancel any outstanding write. This will not of course work for 'synchronous' writes.			

	iEndpointWriters[aEndpointNumber-1]->Cancel();

	}

void CInterfaceSettingBase::WriteSynchronousSpecifiedDataToEndpointL(const TDesC8& aDataPattern, const TUint aNumBytes, TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and write the data to the host

	iEndpointWriters[aEndpointNumber-1]->WriteSynchronousUsingPatternL(aDataPattern,aNumBytes,ETrue);

	}

void CInterfaceSettingBase::WriteSynchronousSpecifiedDataToAndHaltEndpointL(const TDesC8& aDataPattern, const TUint aNumBytes, TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and write the data to the host

	iEndpointWriters[aEndpointNumber-1]->WriteSynchronousUsingPatternAndHaltL(aDataPattern,aNumBytes);

	}

void CInterfaceSettingBase::WriteSynchronousCachedEndpointDataToEndpointL(const TUint16 aReadEndpointNumber,TUint16 aWriteEndpointNumber)

	{

	//Attempt to write the complete cached buffer by starting at zero and choosing the max length posible

	WriteSynchronousCachedEndpointDataToEndpointL(aReadEndpointNumber, aWriteEndpointNumber, 0, KMaxTInt);

	}

void CInterfaceSettingBase::WriteSynchronousCachedEndpointDataToEndpointL(const TUint16 aReadEndpointNumber,TUint16 aWriteEndpointNumber, TUint aStartPoint, TUint aLength)

	{

	// Access the correct writer for the given endpoint

	// Access the 'source' endpoint buffer. This contains data from that endpoint's last read.

	// Write this data to the host using 'write' endpoint.

	// Check data

	TPtr8 dataPtr(iEndpointReaders[aReadEndpointNumber-1]->Buffer());

	User::LeaveIfError(dataPtr.MaxLength() == 0);

	if(aStartPoint+aLength>dataPtr.Length())

		//allow use of excessive length to imply a write of all the rest of the buffer...

		//..otherwise 'Mid' would panic!

		{

		aLength = dataPtr.Length() - aStartPoint;

		}

	// Do the 'Write'

	// Note we need a synchronous 'Write' here

	iEndpointWriters[aWriteEndpointNumber-1]->WriteSynchronous(iEndpointReaders[aReadEndpointNumber-1]->Buffer().Mid(aStartPoint, aLength), ETrue);

	}

TBool CInterfaceSettingBase::CachedEndpointResultL(const TUint16 aEndpointNumber)

	{

	// Access endpoint buffer containing data from the endpoint's last read

	// and validate with the supplied data pattern

	return iEndpointReaders[aEndpointNumber-1]->IsValid();

	}

TInt CInterfaceSettingBase::NumBytesReadSoFarL(const TUint16 aEndpointNumber)

	{

	// Access endpoint buffer containing data from the endpoint's last read

	// and validate with the supplied data pattern

	return iEndpointReaders[aEndpointNumber-1]->NumBytesReadSoFar();

	}

TInt CInterfaceSettingBase::NumBytesWrittenSoFarL(const TUint16 aEndpointNumber)

	{

	// Access endpoint buffer containing data from the endpoint's last read

	// and validate with the supplied data pattern

	return iEndpointWriters[aEndpointNumber-1]->NumBytesWrittenSoFar();

	}

TBool CInterfaceSettingBase::ValidateCachedEndpointDataL(const TDesC8& aDataPattern, const TUint aNumBytes, const TUint16 aEndpointNumber)

	{

	// Access endpoint buffer containing data from the endpoint's last read

	// and validate with the supplied data pattern

	return ValidateCachedEndpointDataL(aDataPattern, 0, aNumBytes, aEndpointNumber);

	}

TBool CInterfaceSettingBase::ValidateCachedEndpointDataL(const TDesC8& aDataPattern, const TUint aStartPoint, const TUint aNumBytes, const TUint16 aEndpointNumber)

	{

	__ASSERT_DEBUG(aDataPattern.Length()!=0, User::Panic(_L("Trying to validate with ZERO LENGTH STRING"), KErrArgument));

	//Check data in endpoint buffer

	TPtr8 dataToValidate(iEndpointReaders[aEndpointNumber-1]->Buffer());

	User::LeaveIfError(dataToValidate.MaxLength() == 0);

	TUint startPoint = aStartPoint%aDataPattern.Length();

	TUint numStartBytes = (aDataPattern.Length() - startPoint)%aDataPattern.Length();

	numStartBytes = aNumBytes<numStartBytes?aNumBytes:numStartBytes; //never test for more than aNumBytes

	TUint fullRepeats = (aNumBytes-numStartBytes)/aDataPattern.Length();

	TUint startEndPoint = (fullRepeats*aDataPattern.Length()) + numStartBytes;

	TUint numEndBytes = aNumBytes - startEndPoint;//fullRepeats*aDataPattern.Length() - numStartBytes;

	if(numStartBytes)

		{

		if(dataToValidate.Left(numStartBytes).Compare(aDataPattern.Mid(startPoint, numStartBytes)) != 0)

			{

			return EFalse;

			}

		}

	if(numEndBytes)

		{

		if(dataToValidate.Mid(startEndPoint,numEndBytes).Compare(aDataPattern.Left(numEndBytes)) != 0)

			{

			return EFalse;

			}

		}

	for(TInt i=0; i<fullRepeats; i++)

		{

		if(dataToValidate.Mid(numStartBytes + i*aDataPattern.Length(),aDataPattern.Length()).Compare(aDataPattern) != 0)

			{

			return EFalse; //from 'for' loop

			}

		}

	return ETrue;

	}

void CInterfaceSettingBase::ReadDataFromEndpointL(TUint aNumBytes, TUint16 aEndpointNumber)	

	{

	// Access the correct readerer for the given endpoint

	// and prepare to read the data to be sent by the host			

	iEndpointReaders[aEndpointNumber-1]->ReadL(aNumBytes);

	}

void CInterfaceSettingBase::CancelAnyReadDataFromEndpointL(TUint16 aEndpointNumber)

	{

	// Access the correct writer for the given endpoint

	// and cancel any outstanding write. This will not of course work for 'synchronous' writes.			

	iEndpointReaders[aEndpointNumber-1]->Cancel();

	}

void CInterfaceSettingBase::ReadDataFromAndHaltEndpointL(TUint aNumBytes, TUint16 aEndpointNumber)	

	{

	// Access the correct reader for the given endpoint

	// and prepare to read the data to be sent by the host			

	iEndpointReaders[aEndpointNumber-1]->ReadAndHaltL(aNumBytes);

	}

void CInterfaceSettingBase::RepeatedReadAndValidateFromEndpointL(const TDesC8& aDataPattern, TUint aNumBytesPerRead, TUint aTotalNumBytes, TUint16 aEndpointNumber)

	{

	// Access the correct reader for the given endpoint

	// and prepare to read the data to be sent by the host

	// using multiple 'Reads'

	iEndpointReaders[aEndpointNumber-1]->RepeatedReadAndValidateL(aDataPattern, aNumBytesPerRead, aTotalNumBytes);

	}

void CInterfaceSettingBase::ReadDataUntilShortFromEndpointL(TUint aNumBytes, TUint16 aEndpointNumber)	

	{

	// Access the correct reader for the given endpoint

	// and prepare to read the data to be sent by the host			

	iEndpointReaders[aEndpointNumber-1]->ReadUntilShortL(aNumBytes);

	}

	}