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 #include <iostream>

    17 #include <iomanip>

    18 #include <math.h>

    19 

    20 #include "utracedecoderapp.h"

    21 #include "logevents\metatraceevent.h"

    22 #include "e32btrace.h"

    23 

    24 CMetaTraceEvent::CMetaTraceEvent(const CUTraceFrame& aFrame, MEventOutputHandler& aOutputHandler)

    25     : CTraceEventBase(aFrame, aOutputHandler)

    26     {

    27     SetPrefix("EMetaTrace");

    28     }

    29 

    30 CMetaTraceEvent::CMetaTraceEvent(const CMultiPartFrameCollection& aFrameCollection, MEventOutputHandler& aOutputHandler)

    31     : CTraceEventBase(aFrameCollection, aOutputHandler)

    32     {

    33     SetPrefix("EMetaTrace");

    34     }

    35 

    36 void CMetaTraceEvent::Describe(std::ostream& aOutput) const

    37     {

    38     int subcat = SubCategory();

    39 

    40     switch (subcat)

    41         {

    42         case BTrace::EMetaTraceTimestampsInfo:

    43 			{

    44 			int val = Arg1();

    45 			int exponent = (signed char)(val>>24);

    46 			int mantissa = val&0xffffff;

    47 			double period1 = (double)mantissa * ::pow((double) 2, exponent);

    48 			val = *((int*)Data() + 0);

    49 			exponent = (signed char)(val>>24);

    50 			mantissa = val&0xffffff;

    51 			double period2 = (double)mantissa * ::pow((double) 2, exponent);

    52 			int flags = *((int*)Data() + 1);

    53 			CUTraceDecoderApp::SetTimestampPeriod((flags & 1)? CUTraceDecoderApp::E64Bit: CUTraceDecoderApp::ESplit, period1, period2);

    54 

    55             aOutput << std::noshowbase << std::nouppercase << std::hex

    56                 << "Server Create: [DServer=0x" << std::setw(8) << std::setfill('0') << Arg1()

    57                 << "] [Name=" << (Data() + 4)

    58                 << "] ";

    59 			}

    60             break;

    61 

    62 		default:

    63 			;

    64 		}

    65 	}

    66