--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/inc/alf/alfperformance.h Thu Dec 17 08:56:02 2009 +0200
@@ -0,0 +1,136 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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: Perf log Header.
+*
+*/
+
+#ifndef ALFPERFORMANCE_H
+#define ALFPERFORMANCE_H
+
+// INCLUDES
+#include <e32debug.h>
+#include <e32base.h>
+#include <e32std.h>
+#include <hal.h>
+#include <e32cmn.h>
+#include <flogger.h>
+#include <f32file.h>
+
+_LIT(KLogFileName,"alfperf.log");
+_LIT(KLogFileDir,"alflogs");
+_LIT(KLogFileRootDir,"c:\\logs\\");
+
+class CAlfPerformance : public CBase
+ {
+ public:
+ struct TPerfData
+ {
+ TTime iStartTime;
+ TInt iStartMemory;
+ };
+
+ public: // Constructors and destructor
+ static CAlfPerformance* NewL();
+ virtual ~CAlfPerformance();
+
+ public: // New functions
+ inline static void PrintUserMem(const TDesC& aMsg);
+ inline static TPerfData* StartTestCase(const TDesC& aMsg = KNullDesC);
+ inline static void StopTestCase(TPerfData* aData, const TDesC& aMsg = KNullDesC);
+ //creates log file if it doesn't exist already
+ inline static void CreateLogFile();
+ private:
+ CAlfPerformance();
+ void ConstructL();
+ };
+
+inline void CAlfPerformance::PrintUserMem(const TDesC& aMsg)
+ {
+ TBuf<512> buffer;
+ TInt freeRAM;
+ HAL::Get(HALData::EMemoryRAMFree, freeRAM);
+ RHeap heap = User::Heap();
+ heap.Open();
+ TInt _size = heap.Size();
+ TInt largest = 0;
+ TInt available = heap.Available(largest);
+ heap.Close();
+ _LIT( KMemoryFormat, "FreeRAM: %d kB, User: - heap %d kB, available %d kB, largest block %d kB" );
+ buffer.Format(KMemoryFormat, freeRAM / 1024, _size / 1024, available / 1024, largest / 1024);
+ CreateLogFile();
+ //Write logs into file
+ RFileLogger::WriteFormat( KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("RAM - %S - %S"), &aMsg, &buffer);
+ }
+
+inline CAlfPerformance::TPerfData* CAlfPerformance::StartTestCase(const TDesC& aMsg)
+ {
+ CreateLogFile();
+ //Write logs into file
+ RFileLogger::WriteFormat(KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("Test case %S starts"), &aMsg);
+ CAlfPerformance::TPerfData* data = new (ELeave) TPerfData;
+ TTime readyTime;
+ data->iStartTime.HomeTime();
+ User::AllocSize(data->iStartMemory);
+ return data;
+ }
+
+inline void CAlfPerformance::StopTestCase(CAlfPerformance::TPerfData* aData, const TDesC& aMsg)
+ {
+ if(!aData)
+ {
+ return;
+ }
+ TTime readyTime;
+ readyTime.HomeTime();
+ TTimeIntervalMicroSeconds delay = readyTime.MicroSecondsFrom(aData->iStartTime);
+ TTime transferTime(delay.Int64());
+ TBuf<64> timeString;
+ transferTime.FormatL(timeString, _L("- Elapsed time: %S%C microseconds"));
+ TBuf<256> tmp;
+ tmp.Append(timeString);
+
+ RFileLogger::Write(KLogFileDir,KLogFileName,EFileLoggingModeAppend,tmp);
+ // Memory consumption
+ TInt endMemory;
+ User::AllocSize(endMemory);
+
+ CreateLogFile();
+ //Write logs into file
+ RFileLogger::WriteFormat(KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("- Allocated memory: %d kB"), (endMemory - aData->iStartMemory) / 1024);
+ delete aData;
+ aData = NULL;
+ RFileLogger::WriteFormat(KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("Test case %S ends"), &aMsg);
+ }
+inline void CAlfPerformance::CreateLogFile()
+ {
+ RFs fsSession;
+ RFile file;
+ User::LeaveIfError(fsSession.Connect());
+ TFileName filename;
+ filename.Append(KLogFileRootDir);
+ filename.Append(KLogFileDir);
+ filename.Append(_L("\\"));
+ //create logs directory if it doesn't exist
+ fsSession.MkDir(filename);
+ filename.Append(KLogFileName);
+ //check if log file already exists
+ TInt retStatus = file.Open(fsSession,filename,EFileRead);
+ if(retStatus == KErrNotFound)
+ file.Create(fsSession,filename,EFileWrite); //create a new log file
+ file.Close();
+ fsSession.Close();
+ }
+#endif // ALFPERFORMANCE_H
+
+// End of File