1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

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

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 

    17 

    18 /**

    19  @file te_tracer.cpp

    20  @internalTechnology

    21 */

    22 #include "d32utrace.h"

    23 #include "te_tracer.h"

    24 #include "te_timer.h"

    25 #include "te_apicaller.h"

    26 

    27 

    28 TInt TTraceTester::TimeTraceL(TTraceConfigs& aTraceData, TUint32& aTime, TUint32& aCount) //pass the configuration here

    29 	{

    30 	TInt error = KErrNone;

    31 	TUint32 callResults[KNumberOfTraceCallIterations];

    32 	for(TInt i = 0; i < KNumberOfTraceCallIterations; i++)

    33 		{

    34 		error = TimeTraceCall(aTraceData, aTime, aCount);

    35 		callResults[i] = aTime;

    36 		}

    37 	TUint32 total = 0;

    38 	for(TInt i = 0; i < KNumberOfTraceCallIterations; i++)

    39 		total += callResults[i];

    40 	aTime = total / KNumberOfTraceCallIterations; //average

    41 	return error;

    42 	}

    43 

    44 

    45 TInt TTraceTester::TimeTraceCall(TTraceConfigs& aTraceData, TUint32& aTime, TUint32& aCount)

    46 	{

    47 	TInt error = KErrNotSupported;

    48  	if(TApiCaller::IsKernelTrace(aTraceData.iApiUsed))

    49  		{

    50  		// kernel side removed for now

    51 /*			RUTrace utracedriver;

    52 			error = utracedriver.Open();

    53 			if(!error)

    54 				{

    55 				error = utracedriver.TimeTraces(aTraceData, aTime, aCount);

    56 				}

    57 			utracedriver.Close();

    58 			*/

    59  		}

    60  	else//it's a user side trace, call it directly

    61  		{

    62  		CUtfTimer timer;

    63  		aCount = 0;

    64  		TRequestStatus status;

    65  		error = timer.StartBackgroundTimer(status);

    66  		if(!error)

    67  			{

    68 	 		do

    69 	 			{

    70 	 			error = TApiCaller::DoSendTraceL(aTraceData);

    71 	 			aCount++;

    72 #ifdef __WINS__

    73 	 			// under WINSCW this code never completes as status is never KErrNone	 			

    74 				// and as timings are not valid for emulator - we should just exit the loop here

    75 	 			

    76 	 			TRequestStatus* pStatus = &status;

    77 	 			User::RequestComplete(pStatus, KErrNone);

    78 #endif

    79 	 			

    80 	 			}

    81 	 		while(status != KErrNone);	// while (timer is still waiting)

    82 	 		aTime = timer.CalculateTime(aCount);

    83  			}

    84  		}	

    85 	return error;

    86 	}

    87 

    88 

    89 TInt TTraceTester::SendTraceL(TTraceConfigs& aTraceData)

    90 	{

    91  	TInt error = KErrNotSupported;

    92  	if(TApiCaller::IsKernelTrace(aTraceData.iApiUsed))

    93  		{

    94  		// kernel side removed for now

    95 /*			RUTrace utracedriver;

    96 			error = utracedriver.Open();

    97 			if(!error)

    98 				{

    99 				error = utracedriver.TestTraces(aTraceData);

   100 				}

   101 			utracedriver.Close();

   102 */ 		}

   103 

   104  	else//it's a user side trace, call it directly

   105  		{

   106 		error = TApiCaller::DoSendTraceL(aTraceData);

   107  		}

   108 	return error;

   109 	}