radioengine/utils/src/cradioenginelogger.cpp
changeset 23 a2b50a479edf
parent 19 afea38384506
child 24 6df133bd92e1
--- a/radioengine/utils/src/cradioenginelogger.cpp	Fri May 14 15:52:32 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,481 +0,0 @@
-/*
-* 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:
-*
-*/
-
-// User includes
-#include "cradioenginelogger.h"
-#include "cradioenginetls.h"
-
-// ======== MEMBER FUNCTIONS ========
-
-// ---------------------------------------------------------------------------
-// Return the logger instance.
-// ---------------------------------------------------------------------------
-//
-EXPORT_C MRadioEngineLogger* MRadioEngineLogger::Logger()
-    {
-    return CRadioEngineTls::Logger();
-    }
-
-#ifdef LOGGING_ENABLED
-
-#include <bautils.h>
-
-// Indentation
-_LIT( KLogSpace,    "                                " ); // 32 empty spaces
-const TInt KMaxIndent = 32;
-
-/**
- * Timestamp formatter string
- */
-_LIT8( KTimestampFormat, "%02d.%02d.%4d %02d:%02d:%02d.%05d" );
-
-/**
- * Timestamp separator string
- */
-_LIT8( KTimestampSeparator, " " );
-
-// Memory card path. Has to contain directory ( \\) or BaflUtils::PathExists fails
-_LIT( KMemoryCard, "E:\\" );
-
-_LIT( KLogEnter,     "\\ %S" );
-_LIT( KLogExit,      "/ %S" );
-_LIT8( KLogLine,     "| " );
-_LIT( KLogLeave,     "#+ %S: LEAVE!" );
-_LIT( KLogExitRet,   "/ %S, Returning " );
-
-_LIT8( KNewLine, "\r\n" );
-_LIT8( KHexFormat, "ptr: 0x%X" );
-
-
-// ======== MEMBER FUNCTIONS ========
-
-// ---------------------------------------------------------------------------
-//
-// ---------------------------------------------------------------------------
-//
-CRadioEngineLogger* CRadioEngineLogger::NewL( RFs& aFs )
-    {
-    CRadioEngineLogger* self = new (ELeave) CRadioEngineLogger( aFs );
-    CleanupStack::PushL( self );
-    self->ConstructL();
-    CleanupStack::Pop( self );
-    return self;
-    }
-
-// ---------------------------------------------------------------------------
-//
-// ---------------------------------------------------------------------------
-//
-CRadioEngineLogger::CRadioEngineLogger( RFs& aFs )
-    : iFs( aFs )
-    {
-    }
-
-// ---------------------------------------------------------------------------
-//
-// ---------------------------------------------------------------------------
-//
-void CRadioEngineLogger::ConstructL()
-    {
-    if ( KLogFile().FindF( KMemoryCard ) == 0 )
-        {
-        TBool readOnly = EFalse;
-
-        // Returns KErrPathNotFound if memory card is not present
-        TInt err = BaflUtils::DiskIsReadOnly( iFs, KMemoryCard, readOnly );
-        if ( err || readOnly )
-            {
-            // Log file path points to the memory card and the card is not
-            // present or is read only => change the drive to C:
-            TFileName fileName( _L( "C:" ) );
-            TParsePtrC parse( KLogFile );
-            fileName.Append( parse.Path() );
-            fileName.Append( parse.NameAndExt() );
-            iFileName = fileName.AllocL();
-            }
-        }
-
-    if ( !iFileName )
-        {
-        iFileName = KLogFile().AllocL();
-        }
-
-    BaflUtils::EnsurePathExistsL( iFs, *iFileName );
-
-    User::LeaveIfError( Dll::SetTls( this ) );
-    }
-
-// ---------------------------------------------------------------------------
-//
-// ---------------------------------------------------------------------------
-//
-CRadioEngineLogger::~CRadioEngineLogger()
-    {
-    iFile.Close();
-    delete iFileName;
-    }
-
-// ---------------------------------------------------------------------------
-// Clear the log by deleting the logfile.
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::ClearLog()
-    {
-    if ( BaflUtils::FileExists( iFs, *iFileName ) )
-        {
-        // Returned error code ignored intentionally because there is no way
-        // to report an error
-        BaflUtils::DeleteFile( iFs, *iFileName );
-        }
-
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a 8-bit string to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( const TDesC8& aMsg )
-    {
-    AddDesC<TPtrC8, TDesC8>( aMsg );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a 16-bit string to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( const TDesC& aMsg )
-    {
-    // Note! No character conversion is performed while going from 16-bit
-    // descriptor to 8-bit descriptor. This is considered acceptable in a
-    // debugging utility
-    AddDesC<TPtrC, TDesC>( aMsg );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a TInt to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( TInt aInt )
-    {
-    TBuf8<20> buf8;
-    buf8.Num( aInt );
-    Add( buf8 );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a TReal to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( const TReal& aReal )
-    {
-    TBuf8<20> buf8;
-    buf8.Format( _L8( "%f" ), aReal );
-    Add( buf8 );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a c-style string to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( const char* aText )
-    {
-    Add( TPtrC8( reinterpret_cast<const TText8*>( aText ) ) );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a pointer value to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( const TAny* aPtr )
-    {
-    TBuf8<20> buf8;
-    buf8.Format( KHexFormat, aPtr );
-    Add( buf8 );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a timestamp of current time to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Add( const TTime& aTime )
-    {
-    TTimestamp timestamp;
-    ParseTimestamp( aTime, timestamp );
-    Add( timestamp );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a timestamp of current time to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::AddTimestamp()
-    {
-    TTime now;
-    now.HomeTime();
-    return Add( now );
-    }
-
-// ---------------------------------------------------------------------------
-// Adds a formatted string to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::AddFormat( TRefByValue<const TDesC> aFmt, ... )
-    {
-    VA_LIST list;
-    VA_START( list, aFmt );
-
-    TBuf<KLogBufferLength> buf16;
-
-    // Calls Overflow() if it doesn't fit
-    buf16.AppendFormatList( aFmt, list, this );
-
-    VA_END( list );
-
-    Add( buf16 );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds the line indentation with line prefix to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::AddIndent( const TDesC& aMarker )
-    {
-    Add( aMarker );
-    Add( KLogSpace().Mid( 0, iIndent ) );
-    Add( KLogLine() );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Adds the line indentation to log line
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::AddIndentClear( const TDesC& aMarker )
-    {
-    Add( aMarker );
-    Add( KLogSpace().Mid( 0, iIndent ) );
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// From TDes16Overflow
-// Handles the overflow from AppendFormatList()
-// ---------------------------------------------------------------------------
-//
-void CRadioEngineLogger::Overflow( TDes16& /*aDes*/ )
-    {
-    // aDes contains the part that did fit in the descriptor, but the part that
-    // didn't is lost. Modifying the descriptor here would modify it in AddFormat(),
-    // but since it gets logged there we only need to add a message about the overflow.
-    Add( _L( "FORMAT OVERFLOW! " ) );
-    }
-
-// ---------------------------------------------------------------------------
-// Increment indentation
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::IncIndent()
-    {
-    if ( ++iIndent > KMaxIndent )
-        {
-        iIndent = KMaxIndent;
-        }
-
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Decrement indentation
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::DecIndent()
-    {
-    if ( --iIndent < 0 )
-        {
-        iIndent = 0;
-        }
-
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Commits the log line to file and RDebug and resets internal buffer
-// ---------------------------------------------------------------------------
-//
-MRadioEngineLogger& CRadioEngineLogger::Commit( TBool aNewLine )
-    {
-    // Write log buffer to RDebug
-    RDebug::RawPrint( iBuf8 );
-
-    // Write log buffer to file
-    TInt err = iFile.Open( iFs, *iFileName, EFileWrite );
-    if ( err )
-        {
-        err = iFile.Create( iFs, *iFileName, EFileWrite );
-        }
-
-    if ( !err )
-        {
-        TInt unused = 0;
-        if ( iFile.Seek( ESeekEnd, unused ) == KErrNone )
-            {
-            if ( !iTimeStampWritten )
-                {
-                // First print a timestamp to log
-                TTimestamp timestamp;
-                TTime now;
-                now.HomeTime();
-                ParseTimestamp( now, timestamp );
-                iFile.Write( timestamp );
-                iFile.Write( KTimestampSeparator );
-                iTimeStampWritten = ETrue;
-                }
-
-            iFile.Write( iBuf8 );
-
-            if ( aNewLine )
-                {
-                iFile.Write( KNewLine );
-                iTimeStampWritten = EFalse;
-                }
-            }
-
-        iFile.Close();
-        }
-
-    iBuf8.Zero();
-    return *this;
-    }
-
-// ---------------------------------------------------------------------------
-// Returns the amount of characters that still fit in the buffer
-// ---------------------------------------------------------------------------
-//
-TInt CRadioEngineLogger::Available() const
-    {
-    return iBuf8.MaxLength() - iBuf8.Length();
-    }
-
-// ---------------------------------------------------------------------------
-// Templated function to add either 8-bit or 16-bit descriptor to buffer
-// ---------------------------------------------------------------------------
-//
-template<class PTR, class DESC>
-void CRadioEngineLogger::AddDesC( const DESC& aDesc )
-    {
-    PTR ptr( aDesc );
-    while ( ptr.Length() > Available() )
-        {
-        PTR writePtr = ptr.Left( Available() );
-        iBuf8.Append( writePtr );
-
-        ptr.Set( ptr.Mid( writePtr.Length() ) );
-        Commit( EFalse );
-        }
-
-    iBuf8.Append( ptr );
-    }
-
-// ---------------------------------------------------------------------------
-// Parses the timestamp from the given TTime
-// ---------------------------------------------------------------------------
-//
-void CRadioEngineLogger::ParseTimestamp( const TTime& aTime, TTimestamp& aTimestamp )
-    {
-    TDateTime dateTime = aTime.DateTime();
-    aTimestamp.Zero();
-    aTimestamp.Format( KTimestampFormat, dateTime.Day() + 1,
-                                         dateTime.Month() + 1,
-                                         dateTime.Year(),
-                                         dateTime.Hour(),
-                                         dateTime.Minute(),
-                                         dateTime.Second(),
-                                         dateTime.MicroSecond() );
-    }
-
-// ---------------------------------------------------------------------------
-// Constructor. Log method entry
-// ---------------------------------------------------------------------------
-//
-EXPORT_C TRadioMethodLogger::TRadioMethodLogger( const TText* aFunc,
-                                                 const TText* aRetFormat )
-    : iFunc( aFunc )
-    , iRetFormat( aRetFormat )
-    {
-    MRadioEngineLogger* logger = MRadioEngineLogger::Logger();
-    logger->AddIndentClear( KMarkerEngine ).AddFormat( KLogEnter, &iFunc ).Commit();
-    logger->IncIndent();
-    }
-
-// ---------------------------------------------------------------------------
-// Destructor. Log method exit
-// ---------------------------------------------------------------------------
-//
-EXPORT_C TRadioMethodLogger::~TRadioMethodLogger()
-    {
-    MRadioEngineLogger::Logger()->DecIndent();
-
-    if ( std::uncaught_exception() ) // Leave is an exception
-        {
-        // The function exited with a leave
-        MRadioEngineLogger::Logger()->AddIndentClear( KMarkerEngine ).AddFormat( KLogLeave, &iFunc ).Commit();
-        }
-    else
-        {
-        // The function exited normally
-        if ( iRetFormat.Length() == 0 )
-            {
-            MRadioEngineLogger::Logger()->AddIndentClear( KMarkerEngine ).AddFormat( KLogExit, &iFunc ).Commit();
-            }
-        else
-            {
-            TBuf<100> format( KLogExitRet );
-            format.Append( iRetFormat );
-            #if defined( __WINS__ )
-
-                TInt32 retVal = 0;
-                _asm( mov retVal, ebx );
-                MRadioEngineLogger::Logger()->AddIndentClear( KMarkerEngine ).AddFormat( format, &iFunc, retVal ).Commit();
-
-            #else
-
-                MRadioEngineLogger::Logger()->AddIndentClear( KMarkerEngine ).AddFormat( KLogExit, &iFunc ).Commit();
-
-            #endif
-            }
-        }
-    }
-
-#else // #ifdef LOGGING_ENABLED
-
-// ===========================================================================
-// Dummy function definitions to keep the exports unchanged when logging is turned off
-// These can not be used.
-// ===========================================================================
-EXPORT_C TRadioMethodLogger::TRadioMethodLogger( const TText*, const TText* ) {}
-EXPORT_C TRadioMethodLogger::~TRadioMethodLogger() {}
-
-#endif // #ifdef LOGGING_ENABLED