1 /*

     2 * Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:        

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 #ifdef __CUSTOM_LOG_ENABLED__

    26 

    27 // INCLUDE FILES

    28 #include "Logger.h"

    29 

    30 #include <f32file.h>

    31 

    32 void DoLog(const TDesC& aText)

    33     {

    34     static const TInt KLogEntryMaxLength = 128;

    35     _LIT(KLineFeed, "\n");

    36 

    37 

    38 

    39     /**

    40      *  Log time format (see TTime) is

    41      *  Day-Month-Year Hours:Minutes:Seconds:Milliseconds

    42      *

    43      *  Example: 30-12-2004 23:00:55:990

    44      */

    45     _LIT(KLogTimeFormat, "%F%D-%M-%Y %H:%T:%S:%*C3");

    46 

    47     TBuf8<KLogEntryMaxLength> writeBuffer;

    48     RFs FileServer;

    49     RFile File;

    50 

    51     if(FileServer.Connect() != KErrNone)

    52         {

    53         FileServer.Close(); // just in case

    54         User::Panic(KLogPanicCategory(), KPanicFsConnectFailed);

    55         return;

    56         }

    57 

    58     // Open file for writing, if exists. Othervise create new file.

    59     if(File.Open(FileServer, KLogFileName(), EFileWrite) != KErrNone)

    60         {

    61         if(File.Create(FileServer, KLogFileName(), EFileWrite) != KErrNone)

    62             {

    63             FileServer.Close();

    64             User::Panic(KLogPanicCategory(), KPanicFileCreateFailed);

    65             }

    66         }

    67 

    68     TTime currentTime;

    69     currentTime.UniversalTime();

    70     TBuf<32> timeString;

    71 

    72     // currentTime is now in universal time. Convert it to home time.

    73     TLocale locale;

    74     TTimeIntervalSeconds universalTimeOffset(locale.UniversalTimeOffset());

    75     TTimeIntervalHours daylightSaving(0);

    76     if(locale.QueryHomeHasDaylightSavingOn())

    77         {

    78         daylightSaving = 1;

    79         }

    80     currentTime = currentTime + universalTimeOffset + daylightSaving;

    81     TInt leaveCode(KErrNone);

    82     TRAP(leaveCode, currentTime.FormatL(timeString, KLogTimeFormat));

    83     leaveCode = 0; // not used

    84     // Add LogString to the end of file and close the file

    85     TInt currentSize = 0, returnCode;

    86     writeBuffer.Append(timeString);

    87     writeBuffer.Append(_L(": "));

    88     writeBuffer.Append(aText.Left(KLogEntryMaxLength-timeString.Length()));

    89     writeBuffer.Append(KLineFeed);

    90     File.Size(currentSize);

    91     returnCode = File.Write(currentSize,

    92                             writeBuffer,

    93                             writeBuffer.Length());

    94     File.Close();

    95     // Close file server session

    96     FileServer.Close();

    97 

    98     if(returnCode != KErrNone)

    99         {

   100         User::Panic(KLogPanicCategory(), KPanicFileWriteFailed);

   101         }

   102     }

   103 

   104 #endif //__CUSTOM_LOG_ENABLED__