1 // Copyright (c) 2008-2009 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 #ifndef __SWI_LOG_H__

    18 #define __SWI_LOG_H__

    19 

    20 #include <e32debug.h>

    21 namespace DSD

    22 {

    23 

    24 #ifdef _DEBUG

    25 

    26 //#define _OMXIL_COMMON_DEBUG_TRACING_ON

    27 #ifdef _OMXIL_COMMON_DEBUG_TRACING_ON

    28 

    29 

    30 

    31 class TTruncateOverflowHandler16 : public TDes16Overflow

    32 	{

    33 	public:

    34 		virtual void Overflow( TDes16& aDes );

    35 	};

    36 	

    37 inline void TTruncateOverflowHandler16::Overflow( TDes16& aDes)

    38 	{

    39 	_LIT(KErrOverflowMsg,"Descriptor Overflow, hence value truncated");

    40 	if( aDes.MaxLength() >= KErrOverflowMsg().Length() + aDes.Length() )

    41      	aDes.Append(KErrOverflowMsg);

    42 	}

    43 	

    44 class TTruncateOverflowHandler8 : public TDes8Overflow

    45 	{

    46 	public:

    47 		virtual void Overflow( TDes8& aDes );

    48 	};

    49 	

    50 inline void TTruncateOverflowHandler8::Overflow( TDes8& aDes)

    51 	{

    52     _LIT(KErrOverflowMsg,"Descriptor Overflow, hence value truncated");

    53 	if( aDes.MaxLength() >= KErrOverflowMsg().Length() + aDes.Length() )

    54      	aDes.Append(KErrOverflowMsg);

    55 	}

    56 

    57 #define DEBUG_PRINTF(a) {DSD::DebugPrintf(__LINE__, __FILE__, a);}

    58 #define DEBUG_PRINTF2(a, b) {DSD::DebugPrintf(__LINE__, __FILE__, a, b);}

    59 #define DEBUG_PRINTF3(a, b, c) {DSD::DebugPrintf(__LINE__, __FILE__, a, b, c);}

    60 #define DEBUG_PRINTF4(a, b, c, d) {DSD::DebugPrintf(__LINE__, __FILE__, a, b, c, d);}

    61 #define DEBUG_PRINTF5(a, b, c, d, e) {DSD::DebugPrintf(__LINE__, __FILE__, a, b, c, d, e);}

    62 

    63 #define DEBUG_CODE_SECTION(a) TRAP_IGNORE({ a; }) 

    64 

    65 // UTF-8 overload of the DebufPrintf method. Should be used by default,

    66 // since it's cheaper both in CPU cycles and stack space.

    67 

    68 inline void DebugPrintf(TInt aLine, char* aFile, TRefByValue<const TDesC8> aFormat, ...)

    69 	{

    70 	TTruncateOverflowHandler8 overflowHandler8;

    71 	VA_LIST list;

    72 	VA_START(list, aFormat);

    73 	

    74 	TTime now;

    75 	now.HomeTime();

    76 	

    77 	TBuf8<1024> buffer;

    78 	_LIT8(KSwiLogPrefix, "[ccommon] ");

    79 	_LIT8(KSwiLineFileFormat, "TID[%d] : [%s:%d] -- ");

    80 	buffer.Append(KSwiLogPrefix);

    81 	RThread thread;

    82 	TUint threadId = thread.Id();

    83 	thread.Close();

    84 	RProcess proc;

    85 	TFileName fName = proc.FileName();

    86 	proc.Close();

    87 	buffer.AppendFormat(KSwiLineFileFormat, threadId, aFile, aLine);

    88 	buffer.AppendFormatList(aFormat, list ,&overflowHandler8 );

    89 	buffer.Append(_L8("\r\n"));

    90 	

    91 	RDebug::RawPrint(buffer);

    92 	

    93 	VA_END(list);

    94 	}

    95 	

    96 // Unicode DebufPrintf overload

    97 

    98 inline void DebugPrintf(TInt aLine, char* aFile, TRefByValue<const TDesC16> aFormat, ...)

    99 	{

   100 	TTruncateOverflowHandler16 overflowHandler16;

   101 	VA_LIST list;

   102 	VA_START(list, aFormat);

   103 	

   104 	TTime now;

   105 	now.HomeTime();

   106 	

   107 	TBuf8<256> header;

   108 	_LIT8(KSwiLogPrefix, "[common] ");

   109 	_LIT8(KSwiLineFileFormat, "%Ld Line: % 5d, File: %s -- ");

   110 	header.Append(KSwiLogPrefix);

   111 	header.AppendFormat(KSwiLineFileFormat, now.Int64(), aLine, aFile);

   112 	

   113 	TBuf<1024> buffer;

   114 	buffer.Copy(header);

   115 	buffer.AppendFormatList(aFormat, list ,&overflowHandler16);

   116 	buffer.Append(_L("\r\n"));

   117 	

   118 	RDebug::RawPrint(buffer);

   119 	

   120 	VA_END(list);

   121 	}

   122 #else

   123 

   124 #define DEBUG_PRINTF(a)

   125 #define DEBUG_PRINTF2(a, b)

   126 #define DEBUG_PRINTF3(a, b, c)

   127 #define DEBUG_PRINTF4(a, b, c, d)

   128 #define DEBUG_PRINTF5(a, b, c, d, e)

   129 

   130 #define DEBUG_CODE_SECTION(a)

   131 

   132 #endif

   133 

   134 #else

   135 

   136 #define DEBUG_PRINTF(a)

   137 #define DEBUG_PRINTF2(a, b)

   138 #define DEBUG_PRINTF3(a, b, c)

   139 #define DEBUG_PRINTF4(a, b, c, d)

   140 #define DEBUG_PRINTF5(a, b, c, d, e)

   141 

   142 #define DEBUG_CODE_SECTION(a)

   143 

   144 #endif

   145 

   146 

   147 } // namespace DSD

   148 

   149 #endif // __SWI_LOG_H__