// 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 PBASE-T_USBDI-0497.cpp

// @internalComponent

// 

//

#include "PBASE-T_USBDI-0497.h"

#include "testpolicy.h"

#include "modelleddevices.h"

#include "testliterals.h"

namespace NUnitTesting_USBDI

	{

const TInt KBulkMaxTransferSize = 40000;

const TUint KHostNumWriteBytes1 = 32000;

const TUint KHostNumWriteBytes2 = 32000;

const TInt KDeviceNumReadBytes = 64000;

const TUint KHostNumReadBytes1 = 32000;

const TUint KHostNumReadBytes2 = 32001; //allow or ZLP

//Make these single bit values ... 

// ... so that their completion can be easily recorded in a bit mask!

const TUint32 KIfc1BulkTransferInId1  = 1<<0;

const TUint32 KIfc1BulkTransferInId2  = 1<<1;

const TUint32 KIfc2BulkTransferInId1  = 1<<2;

const TUint32 KIfc2BulkTransferInId2  = 1<<3;

const TUint32 KIfc1BulkTransferInIdMask = KIfc1BulkTransferInId1 | KIfc1BulkTransferInId2; 

const TUint32 KIfc2BulkTransferInIdMask = KIfc2BulkTransferInId1 | KIfc2BulkTransferInId2;

const TUint32 KBulkTransferInIdMask = KIfc1BulkTransferInIdMask | KIfc2BulkTransferInIdMask;

const TUint32 KIfc1BulkTransferOutId1 = 1<<4;

const TUint32 KIfc1BulkTransferOutId2 = 1<<5;

const TUint32 KIfc2BulkTransferOutId1 = 1<<6;

const TUint32 KIfc2BulkTransferOutId2 = 1<<7;

const TUint32 KIfc1BulkTransferOutIdMask = KIfc1BulkTransferOutId1 | KIfc1BulkTransferOutId2; 

const TUint32 KIfc2BulkTransferOutIdMask = KIfc2BulkTransferOutId1 | KIfc2BulkTransferOutId2;

const TUint32 KBulkTransferOutIdMask = KIfc1BulkTransferOutIdMask | KIfc2BulkTransferOutIdMask;

const TInt KUnexpectedTransferID = -101;

const TInt KUndefinedStep	 = -102;

const TInt KMaxTimeDiffPercentage = 60;

_LIT(KTestCaseId,"PBASE-T_USBDI-0497");

const TFunctorTestCase<CUT_PBASE_T_USBDI_0497,TBool> CUT_PBASE_T_USBDI_0497::iFunctor(KTestCaseId);	

CUT_PBASE_T_USBDI_0497* CUT_PBASE_T_USBDI_0497::NewL(TBool aHostRole)

	{

	CUT_PBASE_T_USBDI_0497* self = new (ELeave) CUT_PBASE_T_USBDI_0497(aHostRole);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

CUT_PBASE_T_USBDI_0497::CUT_PBASE_T_USBDI_0497(TBool aHostRole)

:	CBaseBulkTestCase(KTestCaseId,aHostRole),

	iCaseStep(EInProgress)

	{

	} 

void CUT_PBASE_T_USBDI_0497::ConstructL()

	{

	BaseBulkConstructL();

	}

CUT_PBASE_T_USBDI_0497::~CUT_PBASE_T_USBDI_0497()

	/**

	The transfer objects have test specific names - so perform transfer specific clean up here.

	*/

	{

	Cancel();

	//Do this before deleting the transfer objects

	CloseInterfaceAndPipes();

	TUint8 count;

	for(count=0;count<KNumOutTransfersPerInterface;count++)

		{

		delete iIfc1OutTransfer[count];

		iIfc1OutTransfer[count] = NULL;

		delete iIfc2OutTransfer[count];

		iIfc2OutTransfer[count] = NULL;

		}

	for(count=0;count<KNumInTransfersPerInterface;count++)

		{

		delete iIfc1InTransfer[count];

		iIfc1InTransfer[count] = NULL;

		delete iIfc2InTransfer[count];

		iIfc2InTransfer[count] = NULL;

		}

	}

void CUT_PBASE_T_USBDI_0497::Ep0TransferCompleteL(TInt aCompletionCode)

	{

	if(aCompletionCode != KErrNone)

		{

		if(iCaseStep == EFailed)

			{// ignore error, nad catch the TestFailed method called further down.

			}

		else

			{

			TBuf<256> msg;

			msg.Format(_L("<Error %d> Transfer to control endpoint 0 was not successful"),aCompletionCode);

			iCaseStep = EFailed;

			TTestCaseFailed request(aCompletionCode,msg);

			iControlEp0->SendRequest(request,this);

			return;

			}

		}

	switch(iCaseStep)

		{

		// Test case passed

		case EPassed:

			TestPassed();

			break;

		// Test case failed	

		case EFailed:

			TestFailed(KErrCompletion);

			break;

		case ERequestDeviceRead:

			{

			iCaseStep = ETransferOut;	

			TEndpointReadRequest request(2,1,KDeviceNumReadBytes);// EP1 means endpoint index 1 not the actual endpoint number

			iControlEp0->SendRequest(request,this);

			}

			break;

		case ETransferOut:

			iStartTime[0].HomeTime();

			iStartTime[1].HomeTime();

			iIfc1OutTransfer[0]->TransferOut(KLiteralFrench4(), KHostNumWriteBytes1, EFalse);

			iIfc1OutTransfer[1]->TransferOut(KLiteralFrench4(), KHostNumWriteBytes1, KHostNumWriteBytes2, EFalse);

			iIfc2OutTransfer[0]->TransferOut(KLiteralEnglish8(), KHostNumWriteBytes1, EFalse);

			iIfc2OutTransfer[1]->TransferOut(KLiteralEnglish8(), KHostNumWriteBytes1, KHostNumWriteBytes2, EFalse);

			break;

		case ERequestDeviceWriteBack:

			{

			iCaseStep = ETransferIn;	

			TWriteCachedReadDataRequest request(2,1,1);// EP1 means endpoint index 1 not the actual endpoint number

			iControlEp0->SendRequest(request,this);

			}

			break;

		case ETransferIn:

			iStartTime[0].HomeTime();

			iStartTime[1].HomeTime();

			iIfc1InTransfer[0]->TransferIn(KHostNumReadBytes1);

			iIfc1InTransfer[1]->TransferIn(KHostNumReadBytes2);

			iIfc2InTransfer[0]->TransferIn(KHostNumReadBytes1);

			iIfc2InTransfer[1]->TransferIn(KHostNumReadBytes2);

			break;

		default:

			TestFailed(KErrUnknown);

			break;

		}

	}

void CUT_PBASE_T_USBDI_0497::TransferCompleteL(TInt aTransferId,TInt aCompletionCode)

	{

	Cancel();

	TInt err(KErrNone);

	TBuf<256> msg;

	switch(iCaseStep)

		{

		case ETransferOut:

			if(aCompletionCode != KErrNone)

				{

				iIfc1OutTransfer[0]->Cancel();

				iIfc1OutTransfer[1]->Cancel();

				iIfc2OutTransfer[0]->Cancel();

				iIfc2OutTransfer[1]->Cancel();

				err = KErrCorrupt;

				msg.Format(_L("<Error %d> The transfer completed with an error."), aCompletionCode);

				break; //switch(iCaseStep)

				}

			switch(aTransferId)

				{

				case KIfc1BulkTransferOutId1:

				case KIfc1BulkTransferOutId2:

				case KIfc2BulkTransferOutId1:

				case KIfc2BulkTransferOutId2:

					iTransferComplete |= aTransferId;

					break; //switch(aTransferId)

				default:

					iTransferComplete = 0; //reset

					err = KUnexpectedTransferID;

					msg.Format(_L("<Error %d> Unexpected transfer ID, wanted %d or %d, got %d"),

							       err, KIfc1BulkTransferInId1, KIfc1BulkTransferInId2, aTransferId);

					break; //switch(aTransferId)

				}

			if(err==KErrNone && iTimeElapsed[0] == 0 && (iTransferComplete & KIfc1BulkTransferOutIdMask) == KIfc1BulkTransferOutIdMask) 

				//Record time elapsed for Interface 1 if not yet recorded.

				{

				RecordTime(0);

				}

			if(err==KErrNone && iTimeElapsed[1] == 0 && (iTransferComplete & KIfc2BulkTransferOutIdMask) == KIfc2BulkTransferOutIdMask)

				//Record time elapsed for Interface 2 if not yet recorded.

				{

				RecordTime(1);

				}

			if(err==KErrNone && (iTransferComplete & KBulkTransferOutIdMask) == KBulkTransferOutIdMask)

				{

				iTransferComplete = 0; //reset

				err = CheckAndResetTimes(0, 1, KMaxTimeDiffPercentage);

				if(err!=KErrNone)

					{

					break; //switch(iCaseStep)

					}

				iCaseStep = ERequestDeviceWriteBack;

				TWriteCachedReadDataRequest request(1,1,1);// EP1 means endpoint index 1 not the actual endpoint number

				iControlEp0->SendRequest(request,this);

				}

			break; //switch(iCaseStep)

		case ETransferIn:

			if(aCompletionCode != KErrNone)

				{

				iIfc1InTransfer[0]->Cancel();

				iIfc1InTransfer[1]->Cancel();

				iIfc2InTransfer[0]->Cancel();

				iIfc2InTransfer[1]->Cancel();

				err = KErrCorrupt;			

				msg.Format(_L("<Error %d> No data sent on bulk IN request"),aCompletionCode);

				break; //switch(iCaseStep)

				}

			switch(aTransferId)

				{

				case KIfc1BulkTransferInId1:

				case KIfc1BulkTransferInId2:

				case KIfc2BulkTransferInId1:

				case KIfc2BulkTransferInId2:

					iTransferComplete |= aTransferId;

					break; //switch(aTransferId)

				default:

					iTransferComplete = 0; //reset

					err = KUnexpectedTransferID;

					msg.Format(_L("<Error %d> Unexpected transfer ID, wanted %d or %d, got %d"),

							       err, KIfc1BulkTransferInId1, KIfc1BulkTransferInId2, aTransferId);

					break; //switch(aTransferId)

				}

			if(err==KErrNone && iTimeElapsed[0] == 0 && (iTransferComplete & KIfc1BulkTransferInIdMask) == KIfc1BulkTransferInIdMask)

				//Record time elapsed for Interface 1 if not yet recorded.

				{

				RecordTime(0);

				}

			if(err==KErrNone && iTimeElapsed[1] == 0 && (iTransferComplete & KIfc2BulkTransferInIdMask) == KIfc2BulkTransferInIdMask) 

				//Record time elapsed for Interface 2 if not yet recorded.

				{

				RecordTime(1);

				}

			if(err==KErrNone && (iTransferComplete & KBulkTransferInIdMask) == KBulkTransferInIdMask)

				{

				// ok, compare data rcvd now

				iTransferComplete = 0; //reset

				err = CheckAndResetTimes(0, 1, KMaxTimeDiffPercentage);

				if(err!=KErrNone)

					{

					break; //switch(iCaseStep)

					}

				TPtrC8 data1(iIfc1InTransfer[0]->DataPolled());	

				TPtrC8 data2(iIfc1InTransfer[1]->DataPolled());		

				TPtrC8 data3(iIfc2InTransfer[0]->DataPolled());		

				TPtrC8 data4(iIfc2InTransfer[1]->DataPolled());		

				//Validate first transfer on Interface 1 for number of bytes originally written.

				if(ValidateData(data1, KLiteralFrench4(), KHostNumWriteBytes1) == EFalse)

					{

					err = KErrCompletion; //indicates data validation failure

					break; //switch(iCaseStep)

					}

				//Validate second transfer on Interface 1 for number of bytes originally written.

				if(ValidateData(data2, KLiteralFrench4(), KHostNumWriteBytes1, KHostNumWriteBytes2) == EFalse)

					{

					err = KErrCompletion; //indicates data validation failure

					break; //switch(iCaseStep)

					}

				//Validate first transfer on Interface 2 for number of bytes originally written.

				if(ValidateData(data3, KLiteralEnglish8(), KHostNumWriteBytes1) == EFalse)

					{

					err = KErrCompletion; //indicates data validation failure

					break; //switch(iCaseStep)

					}

				//Validate second transfer on Interface 2 for number of bytes originally written.

				if(ValidateData(data4, KLiteralEnglish8(), KHostNumWriteBytes1, KHostNumWriteBytes2) == EFalse)

					{

					err = KErrCompletion; //indicates data validation failure

					break; //switch(iCaseStep)

					}

				// Comparison is a match

				iCaseStep = EPassed;

				TTestCasePassed request;

				iControlEp0->SendRequest(request,this);

				}

			break; //switch(iCaseStep)

		default:

			err = KUndefinedStep;

			msg.Format(_L("<Error %d> Undefined case step %d reached"),KUndefinedStep, iCaseStep);

			break; //switch(iCaseStep)

		}

	if(err == KErrCompletion)

		//indicates data validation failure

		{

		msg.Format(_L("<Error %d> Bulk transfer IN data received does not match Bulk Transfer OUT data"), err);

		}

	if(err == KErrTooBig)

		//indicates timing validation failure

		{

		msg.Format(_L("<Error %d> Timer comparison showed too great a difference in transfer times between the two interfaces"), err);

		}

	if(err!=KErrNone)

		{	

		iCaseStep = EFailed;

		TTestCaseFailed request(err,msg);

		return iControlEp0->SendRequest(request,this);

		}	

	}

void CUT_PBASE_T_USBDI_0497::DeviceInsertedL(TUint aDeviceHandle)

	{

	Cancel();

	TBuf<256> msg;

	TInt err = KErrNone;

	if(BaseBulkDeviceInsertedL(aDeviceHandle, EFalse) == EDeviceConfigurationError)

		// Prepare for response from control transfer to client

		{

		err = KErrGeneral;

		msg.Format(_L("Base class DeviceInsertedL failed"));

		}

	else

		{

		if(SetUpInterfaceAndPipesL(aDeviceHandle, 2) == EDeviceConfigurationError)

			// Prepare for response from control transfer to client

			{

			err = KErrGeneral;

			msg.Format(_L("Base class SetUpInterfaceAndPipes for Interface 2 failed"));

			}

		else

			{

			iIfc1InTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkIn,iUsbInterface1,KBulkMaxTransferSize,*this,KIfc1BulkTransferInId1);

			iIfc1InTransfer[1] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkIn,iUsbInterface1,KBulkMaxTransferSize,*this,KIfc1BulkTransferInId2);

			iIfc1OutTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkOut,iUsbInterface1,KBulkMaxTransferSize,*this,KIfc1BulkTransferOutId1);

			iIfc1OutTransfer[1] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkOut,iUsbInterface1,KBulkMaxTransferSize,*this,KIfc1BulkTransferOutId2);

			iIfc2InTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface2BulkIn,iUsbInterface2,KBulkMaxTransferSize,*this,KIfc2BulkTransferInId1);

			iIfc2InTransfer[1] = new (ELeave) CBulkTransfer(iTestPipeInterface2BulkIn,iUsbInterface2,KBulkMaxTransferSize,*this,KIfc2BulkTransferInId2);

			iIfc2OutTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface2BulkOut1,iUsbInterface2,KBulkMaxTransferSize,*this,KIfc2BulkTransferOutId1);

			iIfc2OutTransfer[1] = new (ELeave) CBulkTransfer(iTestPipeInterface2BulkOut1,iUsbInterface2,KBulkMaxTransferSize,*this,KIfc2BulkTransferOutId2);

			// Initialise the descriptors for transfer		

			err = iUsbInterface1.InitialiseTransferDescriptors();

			if(err != KErrNone)

				{

				msg.Format(_L("<Error %d> Unable to initialise transfer descriptors (Interface 1)"),err);

				}

			else

				{

				// Initialise the descriptors for transfer		

				err = iUsbInterface2.InitialiseTransferDescriptors();

				if(err != KErrNone)

					{

					msg.Format(_L("<Error %d> Unable to initialise transfer descriptors"),err);

					}

				}

			}

		}

	if(err != KErrNone)

		{

		iCaseStep = EFailed;

		TTestCaseFailed request(err,msg);

		iControlEp0->SendRequest(request,this);

		}

	else

		{

		iCaseStep = ERequestDeviceRead;	

		TEndpointReadRequest request(1,1,KDeviceNumReadBytes);// EP1 means endpoint index 1 not the actual endpoint number

		iControlEp0->SendRequest(request,this);

		}

	}

	} //end namespace