sl@0: // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // @file PBASE-T_USBDI-1229.cpp
sl@0: // @internalComponent
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include "PBASE-T_USBDI-1229.h"
sl@0: #include "testpolicy.h"
sl@0: #include "modelleddevices.h"
sl@0: #include "testliterals.h"
sl@0: 
sl@0: 
sl@0:  
sl@0: 
sl@0: namespace NUnitTesting_USBDI
sl@0: 	{
sl@0: const TUint KTotalBytesToTransfer = 1024*64+511; //64kB + 511 bytes
sl@0: const TUint KHostNumWriteBytes = 1024*16;
sl@0: const TInt KBulkMaxTransferSize = KHostNumWriteBytes + 1000;
sl@0: const TInt KDeviceNumReadBytes = 1024;
sl@0: 
sl@0: 
sl@0: //Make these single bit values ... 
sl@0: // ... so that their completion can be easily recorded in a bit mask!
sl@0: const TUint32 KBulkTransferOutId[KMaxNumOutTransfers] = {1<<0, 1<<1};
sl@0: const TUint32 KBulkTransferIdMask = KBulkTransferOutId[0] | KBulkTransferOutId[1];
sl@0: 
sl@0: const TInt KUndefinedStep	 		= -102;
sl@0: const TInt KUnexpectedTransferID 	= -103;
sl@0: const TInt KErrReturnedDeviceReadBytesTooVariable = -140;
sl@0: const TInt KTransferSuccess	 = +100;
sl@0: 
sl@0: const TUint KRepeatedTimerInterval = 10000; //10ms
sl@0: const TUint KBaseTimer = 0;
sl@0: const TUint KTestTimer = 1;
sl@0: const TUint KMaxTimeDiffPercentage = 60; //on inspection worst result was just under 70%
sl@0: const TUint KMaxBytesReadDiffPercentage = 50;
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: _LIT(KTestCaseId,"PBASE-T_USBDI-1229");
sl@0: const TFunctorTestCase<CUT_PBASE_T_USBDI_1229,TBool> CUT_PBASE_T_USBDI_1229::iFunctor(KTestCaseId);	
sl@0: 
sl@0: CUT_PBASE_T_USBDI_1229* CUT_PBASE_T_USBDI_1229::NewL(TBool aHostRole)
sl@0: 	{
sl@0: 	CUT_PBASE_T_USBDI_1229* self = new (ELeave) CUT_PBASE_T_USBDI_1229(aHostRole);
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL();
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 	
sl@0: 
sl@0: CUT_PBASE_T_USBDI_1229::CUT_PBASE_T_USBDI_1229(TBool aHostRole)
sl@0: :	CBaseBulkTestCase(KTestCaseId,aHostRole),
sl@0: 	iCaseStep(EInProgress)
sl@0: 	{
sl@0: 	} 
sl@0: 
sl@0: 
sl@0: void CUT_PBASE_T_USBDI_1229::ConstructL()
sl@0: 	{
sl@0: 	BaseBulkConstructL();
sl@0: 
sl@0: 	iInBuffer = HBufC8::NewL(KTestBufferLength);
sl@0: 
sl@0: 	iBulkTestTimer = CBulkTestTimer::NewL(*this);	
sl@0: 
sl@0: 	//Create buffer to contain multiple lots of the payload pattern
sl@0: 	//..so that we may grab cyclic chunks of said payload pattern
sl@0: 	//..this is used to send to the client for validation purposes
sl@0: 	//..AND for the host to send data
sl@0: 	TInt repeats = KHostNumWriteBytes / (KLiteralEnglish5().Length()) + 1 + 1; //1 extra to accommodate start point plus 1 to accomodate remainder in division
sl@0: 	iOutBuffer = HBufC8::NewL(KLiteralEnglish5().Length() * repeats);
sl@0: 	iOutBufferPtr.Set(iOutBuffer->Des());
sl@0: 	iOutBufferPtr.Zero();
sl@0: 	for(TInt i=0;i<repeats;i++)
sl@0: 		{
sl@0: 		iOutBufferPtr.Append(KLiteralEnglish5());
sl@0: 		}
sl@0: 
sl@0: 	RDebug::Printf("CUT_PBASE_T_USBDI_1229::ConstructL(): buffer created");
sl@0: 	}
sl@0: 
sl@0: 
sl@0: CUT_PBASE_T_USBDI_1229::~CUT_PBASE_T_USBDI_1229()
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	}
sl@0: 	
sl@0: void CUT_PBASE_T_USBDI_1229::KillTransfers()
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	
sl@0: 	iOutTransfer[0]->Cancel();
sl@0: 	iOutTransfer[1]->Cancel();
sl@0: 	}
sl@0: 
sl@0: void CUT_PBASE_T_USBDI_1229::ExtractDeviceReadBytes()
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	
sl@0: 	iControlEp0->LastRequestCompletionTime( iEndTime[KTestTimer]);
sl@0: 	iTimingError = iTimingError == KErrNone ? CheckTimes(KBaseTimer, KTestTimer, KMaxTimeDiffPercentage) : iTimingError;
sl@0: 	ResetTimes(KTestTimer);
sl@0: 	
sl@0: 	RDebug::Printf("Collect client's return of the number of bytes read on its bulk out endpoint ...");
sl@0: 	TLex8 lex(iInBufferPtr.Left(KNumberStringLength));
sl@0: 	TUint32 numBytes = 0;
sl@0: 	User::LeaveIfError(lex.Val(numBytes, EDecimal));
sl@0: 	RDebug::Printf("********************NUM*BYTES****************************");
sl@0: 	RDebug::Printf("         NUM BYTES READ BY CLIENT ==== %d ====           ", numBytes);
sl@0: 	RDebug::Printf("********************NUM*BYTES****************************");
sl@0: 	RDebug::Printf("\n");
sl@0: 
sl@0: 	if(numBytes != 0)
sl@0: 		//Do not count this case - it may result from the remote resetting when all bulk transfers have completed
sl@0: 		{
sl@0: 		TUint numBytesSinceLast = numBytes - iDeviceNumBytesReadInTotal;
sl@0: 		iDeviceNumBytesReadInTotal = numBytes;
sl@0: 		iDeviceMinTimedNumBytesRead = numBytesSinceLast < iDeviceMinTimedNumBytesRead ?  numBytesSinceLast : iDeviceMinTimedNumBytesRead ;
sl@0: 		iDeviceMaxTimedNumBytesRead = numBytesSinceLast > iDeviceMaxTimedNumBytesRead ?  numBytesSinceLast : iDeviceMaxTimedNumBytesRead ;;
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CUT_PBASE_T_USBDI_1229::PostTransferAction()
sl@0: 	{
sl@0: 	switch(iTransferResult)
sl@0: 		{
sl@0: 		case KErrNone:
sl@0: 			//do nothing
sl@0: 			return;
sl@0: 
sl@0: 		case KTransferSuccess:
sl@0: 			//indicates data validation failure
sl@0: 			{
sl@0: 			RDebug::Printf("Asking client to post validation recorded on the endpoint on its interface - ready for collection");
sl@0: 			iCaseStep = ERequestPrepareEndpointValidationResult;
sl@0: 			TRecordedValidationResultRequest request(1,1);
sl@0: 			iControlEp0->SendRequest(request,this);
sl@0: 			}
sl@0: 			return;
sl@0: 		
sl@0: 		default:
sl@0: 			{
sl@0: 			iCaseStep = EFailed;
sl@0: 			RDebug::Print(iMsg);
sl@0: 			TTestCaseFailed request(iTransferResult,iMsg);
sl@0: 			iControlEp0->SendRequest(request,this);
sl@0: 			}
sl@0: 			return;
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: TBool CUT_PBASE_T_USBDI_1229::PerformNextTransfer(TInt aTransferId)
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	
sl@0: 	if(iNumWriteBytesRequested >= KTotalBytesToTransfer)
sl@0: 		{
sl@0: 		RDebug::Printf("All transfers sent - num bytes actually written = %d, num bytes required to be written = %d", iNumWriteBytesRequested, KTotalBytesToTransfer);
sl@0: 		return EFalse; //Not writing any more - signal to user that no more transfers are required
sl@0: 		}
sl@0: 	TUint bytesToWrite = KTotalBytesToTransfer - iNumWriteBytesRequested;
sl@0: 	TUint numWriteBytes = bytesToWrite < KHostNumWriteBytes ? bytesToWrite : KHostNumWriteBytes;
sl@0: 
sl@0: 	_LITDBG("PerformNextTransfer: None existant transfer ID requested");
sl@0: 	__ASSERT_DEBUG(aTransferId==KBulkTransferOutId[0] || aTransferId==KBulkTransferOutId[1], User::Panic(lit, KErrArgument));
sl@0: 	CBulkTransfer& bulkTransfer = aTransferId==KBulkTransferOutId[0]?*iOutTransfer[0]:*iOutTransfer[1];
sl@0: 	bulkTransfer.TransferOut(iOutBufferPtr.Mid(iNumWriteBytesRequested%(KLiteralEnglish5().Length()), numWriteBytes), EFalse);
sl@0: 	iNumWriteBytesRequested += numWriteBytes;
sl@0: 
sl@0: 	return ETrue;
sl@0: 	}
sl@0: 
sl@0: 	
sl@0: void CUT_PBASE_T_USBDI_1229::RequestNumBytesSent(TUint8 aTimerIndex)
sl@0: 	{
sl@0: 	iInBufferPtr.Set(iInBuffer->Des());
sl@0: 	iInBufferPtr.Zero(); //reset
sl@0: 	iInBufferPtr.SetLength(KNumberStringLength);
sl@0: 	TInterfaceGetRecordedNumBytesReadInPayload request(1,1,iInBufferPtr);
sl@0: 	iControlEp0->SendRequest(request,this);
sl@0: 	iControlEp0->LastRequestStartTime( iStartTime[aTimerIndex]);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void CUT_PBASE_T_USBDI_1229::Ep0TransferCompleteL(TInt aCompletionCode)
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	
sl@0: 	RDebug::Printf("Ep0TransferCompleteL with aCompletionCode = %d, test step = %d", aCompletionCode, iCaseStep);
sl@0: 	
sl@0: 	if(aCompletionCode != KErrNone)
sl@0: 		{
sl@0: 		if(iCaseStep == EFailed)
sl@0: 			{// ignore error, nad catch the TestFailed method called further down.
sl@0: 			RDebug::Printf("***Failure sending FAIL message to client on endpoint 0***");
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			TBuf<256> msg;
sl@0: 			KillTransfers();
sl@0: 			_LIT(lit, "<Error %d> Transfer to control endpoint 0 was not successful");
sl@0: 			msg.Format(lit,aCompletionCode);
sl@0: 			RDebug::Print(msg);
sl@0: 			iCaseStep = EFailed;
sl@0: 			TTestCaseFailed request(aCompletionCode,msg);
sl@0: 			iControlEp0->SendRequest(request,this);
sl@0: 			return;
sl@0: 			}
sl@0: 		}
sl@0: 	
sl@0: 	switch(iCaseStep)
sl@0: 		{
sl@0: 		// Test case passed
sl@0: 		case EPassed:
sl@0: 			TestPassed();
sl@0: 			break;
sl@0: 		
sl@0: 		// Test case failed	
sl@0: 		case EFailed:
sl@0: 			TestFailed(KErrCompletion);
sl@0: 			break;
sl@0: 		
sl@0: 		case EGetTimerBase:
sl@0: 			{
sl@0: 			iControlEp0->LastRequestCompletionTime( iEndTime[KBaseTimer]);
sl@0: 			RDebug::Printf("Asking client for continuous 'Read' and 'Validate'");
sl@0: 			iCaseStep = ERequestRepeatedReadAndValidate;
sl@0: 			TRepeatedReadAndValidateDataRequest request(1,1,KLiteralEnglish5(),KDeviceNumReadBytes,KTotalBytesToTransfer);// EP2 means endpoint index 2 not the actual endpoint number, here the ep with 32 byte max packet size
sl@0: 			iControlEp0->SendRequest(request,this);
sl@0: 			}
sl@0: 			break;
sl@0: 			
sl@0: 		case ERequestRepeatedReadAndValidate:
sl@0: 			{
sl@0: 			RDebug::Printf("Try to perform ALL transfers");
sl@0: 	
sl@0: 			iCaseStep = ETransfer;	
sl@0: 			
sl@0: 			PerformNextTransfer(KBulkTransferOutId[0]);
sl@0: 			PerformNextTransfer(KBulkTransferOutId[1]);
sl@0: 			_LITDBG("Bulk test timer NOT instanciated");
sl@0: 			__ASSERT_DEBUG(iBulkTestTimer, User::Panic(lit, KErrGeneral));
sl@0: 			iBulkTestTimer->After(KRepeatedTimerInterval);
sl@0: 			}
sl@0: 			break;
sl@0: 			
sl@0: 		case ETransfer:
sl@0: 		// we must be getting num bytes read
sl@0: 			ExtractDeviceReadBytes();
sl@0: 	
sl@0: 			//Restart timer
sl@0: 			_LITDBG("Bulk test timer NOT instanciated");
sl@0: 			__ASSERT_DEBUG(iBulkTestTimer, User::Panic(lit, KErrGeneral));
sl@0: 			iBulkTestTimer->After(KRepeatedTimerInterval);
sl@0: 			break;
sl@0: 			
sl@0: 		case EDelayedTransferComplete:
sl@0: 			PostTransferAction();
sl@0: 			break;
sl@0: 			
sl@0: 		case ERequestPrepareEndpointValidationResult:
sl@0: 			{
sl@0: 			RDebug::Printf("Asking client to prepare the result of its continuous validation");
sl@0: 			iCaseStep = ERequestValidationResult;
sl@0: 			iInBufferPtr.Set(iInBuffer->Des());
sl@0: 			iInBufferPtr.Zero(); //reset
sl@0: 			iInBufferPtr.SetLength(KPassFailStringLength);
sl@0: 			TInterfaceGetPayloadRequest request(1,iInBufferPtr);
sl@0: 			iControlEp0->SendRequest(request,this);
sl@0: 			}
sl@0: 			break;
sl@0: 	
sl@0: 		case ERequestValidationResult:
sl@0: 			RDebug::Printf("Collect client's return validation  result in a pass or fail string ...");
sl@0: 			RDebug::RawPrint(*iInBuffer);
sl@0: 			RDebug::Printf("\n");
sl@0: 			iInBufferPtr.Set(iInBuffer->Des());
sl@0: 			if(iInBufferPtr.Compare(KClientPassString) == 0)
sl@0: 				{
sl@0: 				RDebug::Printf("Client Validation Result is a PASS");
sl@0: 				RDebug::Printf("This is the FINAL check - the whole test has a PASSED");
sl@0: 				iCaseStep = EPassed;
sl@0: 				TTestCasePassed request;
sl@0: 				iControlEp0->SendRequest(request,this);
sl@0: 				}
sl@0: 			else
sl@0: 				{
sl@0: 				TBuf<256> msg;
sl@0: 				_LIT(lit, "<Error> Bulk data VALIDATION check was NOT successful");
sl@0: 				msg.Format(lit);
sl@0: 				RDebug::Print(msg);
sl@0: 				iCaseStep = EFailed;
sl@0: 				TTestCaseFailed request(KErrCorrupt,msg);
sl@0: 				iControlEp0->SendRequest(request,this);
sl@0: 				}
sl@0: 			break;
sl@0: 	
sl@0: 		default:
sl@0: 			RDebug::Printf("<Error> Unknown test step");
sl@0: 			TestFailed(KErrUnknown);
sl@0: 			break;
sl@0: 		}
sl@0: 	}
sl@0: 	
sl@0: void CUT_PBASE_T_USBDI_1229::TransferCompleteL(TInt aTransferId,TInt aCompletionCode)
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	Cancel();
sl@0: 	
sl@0: 	iTransferResult = KErrNone;
sl@0: 	RDebug::Printf("Transfer completed (id=%d), aCompletionCode = %d, test step = %d",aTransferId, aCompletionCode, iCaseStep);
sl@0: 
sl@0: 
sl@0: 	switch(iCaseStep)
sl@0: 		{
sl@0: 		case ETransfer:
sl@0: 			if(aCompletionCode != KErrNone)
sl@0: 				{
sl@0: 				KillTransfers();
sl@0: 				iTransferResult = KErrCorrupt;
sl@0: 				_LIT(lit, "<Error %d> The transfer completed with an error.");
sl@0: 				iMsg.Format(lit, aCompletionCode);
sl@0: 				break;
sl@0: 				}
sl@0: 			if(aTransferId != KBulkTransferOutId[0] && aTransferId != KBulkTransferOutId[1])
sl@0: 				{
sl@0: 				iTransferComplete = 0; //reset
sl@0: 				iTransferResult = KUnexpectedTransferID;
sl@0: 				_LIT(lit, "<Error %d> Unexpected transfer ID, wanted %d or %d, got %d");
sl@0: 				iMsg.Format(lit, iTransferResult, KBulkTransferOutId[0], KBulkTransferOutId[1], aTransferId);
sl@0: 				break;
sl@0: 				}
sl@0: 			RDebug::Printf("Transfer OUT %d completed - num bytes sent = %d", aTransferId, iNumWriteBytesRequested);
sl@0: 			
sl@0: 			if(PerformNextTransfer(aTransferId)==EFalse)
sl@0: 				{
sl@0: 				iTransferComplete |= aTransferId;
sl@0: 				RDebug::Printf("All transfer OUT %ds completed (Transfer Completion Aggregation Mask 0x%x)", aTransferId, iTransferComplete);
sl@0: 				}
sl@0: 			
sl@0: 			if(iTransferResult==KErrNone && (iTransferComplete & KBulkTransferIdMask) == KBulkTransferIdMask)
sl@0: 				{
sl@0: 				/*
sl@0: 				Transfers all complete - now ask device to validate first interface's transfer OUT
sl@0: 				*/
sl@0: 				RDebug::Printf("All Transfers Completed Successfully: Transfer Completion Aggregation Mask 0x%x", iTransferComplete);
sl@0: 				if(iTransferResult==KErrNone)
sl@0: 					{
sl@0: 					iBulkTestTimer->Cancel(); //Cancel Timer 
sl@0: 					iTransferResult = KTransferSuccess;
sl@0: 					if(iTimingError == KErrTooBig)
sl@0: 						{
sl@0: 						__PRINT_CONTROL_TRANSFER_TIMER_COMPARISON_WARNING
sl@0: 						iTransferResult = KErrTooBig;
sl@0: 						iTimingError = KErrNone; //reset
sl@0: 						}
sl@0: 					if(KMaxBytesReadDiffPercentage*iDeviceMaxTimedNumBytesRead > KPercent*iDeviceMinTimedNumBytesRead)
sl@0: 						{
sl@0: 						RDebug::Printf("Device APPARENTLY reading rate erratic:-");
sl@0: 						RDebug::Printf("Min Timed Number of Bytes = %d", iDeviceMinTimedNumBytesRead);
sl@0: 						RDebug::Printf("Max Timed Number of Bytes = %d", iDeviceMaxTimedNumBytesRead);
sl@0: 						iTransferResult = KErrTooBig;
sl@0: 						iDeviceMaxTimedNumBytesRead = 0;
sl@0: 						iDeviceMinTimedNumBytesRead = KMaxTUint;
sl@0: 						}
sl@0: 					}
sl@0: 				}
sl@0: 			break;
sl@0: 
sl@0: 		default:
sl@0: 			iTransferResult = KUndefinedStep;
sl@0: 			_LIT(lit, "<Error %d> Undefined case step %d reached");
sl@0: 			iMsg.Format(lit,KUndefinedStep, iCaseStep);
sl@0: 			break;
sl@0: 		}
sl@0: 
sl@0: 
sl@0: 	if(iTransferResult == KErrReturnedDeviceReadBytesTooVariable)
sl@0: 		//indicates apparent device read rate validation failure
sl@0: 		{
sl@0: 		iMsg.Format(_L("<Error %d> Device APPEARS not to be reading bytes at a constant rate"), iTransferResult);
sl@0: 		}
sl@0: 
sl@0: 	if(iTransferResult == KErrTooBig)
sl@0: 		//indicates timing validation failure
sl@0: 		{
sl@0: 		iMsg.Format(_L("<Error %d> Timer comparison showed too great a difference in transfer times between the time taken by EP0 transfers with and without a bulk transfer"), iTransferResult);
sl@0: 		}
sl@0: 	
sl@0: 	if(iTransferResult == KErrCompletion)
sl@0: 		//indicates data validation failure
sl@0: 		{
sl@0: 		_LIT(lit, "<Error %d> Client has posted an error discovered in validation");
sl@0: 		iMsg.Format(lit, iTransferResult);
sl@0: 		}
sl@0: 
sl@0: 	if(iTransferResult != KErrNone)
sl@0: 		{	
sl@0: 		KillTransfers(); //harmless if tranfers are all done
sl@0: 		if(!iControlEp0->IsActive())
sl@0: 			{
sl@0: 			PostTransferAction();
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			iCaseStep = EDelayedTransferComplete; //so that we move forward when the EP0 transfer has completed
sl@0: 			}
sl@0: 		}
sl@0: 	}
sl@0: 	
sl@0: void CUT_PBASE_T_USBDI_1229::DeviceInsertedL(TUint aDeviceHandle)
sl@0: 	{
sl@0: 	LOG_FUNC
sl@0: 	
sl@0: 	Cancel();
sl@0: 	RDebug::Printf("this - %08x", this);
sl@0: 	
sl@0: 	TBuf<256> msg;
sl@0: 	TInt err = KErrNone;
sl@0: 	if(BaseBulkDeviceInsertedL(aDeviceHandle, EFalse) == EDeviceConfigurationError)
sl@0: 		// Prepare for response from control transfer to client
sl@0: 		{
sl@0: 		err = KErrGeneral;
sl@0: 		_LIT(lit, "Base class DeviceInsertedL failed");
sl@0: 		msg.Format(lit);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		if(SetUpInterfaceAndPipesL(aDeviceHandle, 2) == EDeviceConfigurationError)
sl@0: 			// Prepare for response from control transfer to client
sl@0: 			{
sl@0: 			err = KErrGeneral;
sl@0: 			_LIT(lit, "Base class SetUpInterfaceAndPipes for Interface 2 failed");
sl@0: 			msg.Format(lit);
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 	
sl@0: 			iOutTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkOut,iUsbInterface1,KBulkMaxTransferSize,*this,KBulkTransferOutId[0]);
sl@0: 			iOutTransfer[1] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkOut,iUsbInterface1,KBulkMaxTransferSize,*this,KBulkTransferOutId[1]);
sl@0: 			
sl@0: 			// Initialise the descriptors for transfer		
sl@0: 			RDebug::Printf("Initialising the transfer descriptors - interface 1");
sl@0: 			err = iUsbInterface1.InitialiseTransferDescriptors();
sl@0: 			if(err != KErrNone)
sl@0: 				{
sl@0: 				_LIT(lit, "<Error %d> Unable to initialise transfer descriptors");
sl@0: 				msg.Format(lit,err);
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	if(err != KErrNone)
sl@0: 		{
sl@0: 		RDebug::Print(msg);
sl@0: 		iCaseStep = EFailed;
sl@0: 		TTestCaseFailed request(err,msg);
sl@0: 		iControlEp0->SendRequest(request,this);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		iCaseStep = EGetTimerBase;
sl@0: 		iDeviceMinTimedNumBytesRead = KMaxTUint;
sl@0: 		iDeviceMaxTimedNumBytesRead = 0;
sl@0: 		iDeviceNumBytesReadInTotal = 0;
sl@0: 		RequestNumBytesSent(KBaseTimer);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CUT_PBASE_T_USBDI_1229::HandleBulkTestTimerFired()
sl@0: 	{
sl@0: 	if(iCaseStep == ETransfer)
sl@0: 		{
sl@0: 		RequestNumBytesSent(KTestTimer);
sl@0: 		}
sl@0: 	}
sl@0: 	
sl@0: 	} //end namespace