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 the License "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 // Trace API

    15 //

    16 

    17 /**

    18 * @internalTechnology

    19 * @deprecated

    20 */

    21 

    22 #ifndef TRACEUTILS_H_

    23 #define TRACEUTILS_H_

    24 #include <e32btrace.h>

    25 

    26 

    27 /**

    28 Maximum length of a formatted string

    29 */

    30 const static TInt KMaxPrintfSize = 256;

    31 

    32 /**

    33 Dummy class to toss away overflow

    34 

    35 @internalComponent

    36 */

    37 #ifndef __KERNEL_MODE__

    38 class TTruncateOverflow16 : public TDes16Overflow

    39 	{

    40 	public:

    41 	virtual void Overflow(TDes&) {};

    42 	};

    43 

    44 /**

    45 Dummy class to toss away overflow

    46 

    47 @internalComponent

    48 */

    49 class TTruncateOverflow8 : public TDes8Overflow

    50 	{

    51 	public:

    52 	virtual void Overflow(TDes8&) {};

    53 	};

    54 #endif  //__KERNEL_MODE__

    55 

    56 

    57 /**

    58 @internalComponent

    59 */

    60 #define OST_HEADER(aSize,aGroupId,aContext,aPc)																\

    61 	((((aSize) + (aContext?4:0) + (aPc?4:0)) << BTrace::ESizeIndex*8)										\

    62 	+(((aContext?BTrace::EContextIdPresent:0) | (aPc?BTrace::EPcPresent:0)) << BTrace::EFlagsIndex*8)			\

    63 	+((aGroupId) << BTrace::ECategoryIndex*8)																				\

    64 	+((0) << BTrace::ESubCategoryIndex*8))

    65 

    66 

    67 /**

    68 @internalComponent

    69 */

    70 #define OST_SECONDARY_0(aGroupId,aComponentId,aThreadIdPresent,aPcPresent,aPc,aTraceId)	\

    71 	BTrace::OutFilteredPcFormatBig(OST_HEADER(8,aGroupId,aThreadIdPresent,aPcPresent),(TUint32)(aComponentId),aPc,aTraceId,0,0)

    72 

    73 /**

    74 @internalComponent

    75 */

    76 #define OST_SECONDARY_1(aGroupId,aComponentId,aThreadIdPresent,aPcPresent,aPc,aTraceId, aData1) \

    77 	BTrace::OutFilteredPcFormatBig(OST_HEADER(8,aGroupId,aThreadIdPresent,aPcPresent),(TUint32)(aComponentId),aPc,aTraceId,&aData1,4)

    78 

    79 /**

    80 @internalComponent

    81 */

    82 #define OST_SECONDARY_ANY(aGroupId, aComponentId, aThreadIdPresent, aPcPresent, aPc, aTraceId, aData, aDataSize) \

    83 	BTrace::OutFilteredPcFormatBig(OST_HEADER(8,aGroupId,aThreadIdPresent,aPcPresent),(TUint32)(aComponentId),aPc,aTraceId,aData,(TInt)(aDataSize))

    84 

    85 

    86 #ifdef __MARM_ARMV5__

    87 	//armv5

    88 #define GET_PC(pc) \

    89 	TUint32 pc = 0; \

    90 	asm("mov pc, __return_address()")

    91 #elif __MARM_ARM4__

    92 	//arm4 not implemented yet!

    93 #define GET_PC(pc) \

    94 	TUint32 pc = 0;

    95 #elif __WINS__

    96 	//wins

    97 #define GET_PC(pc) \

    98 	TUint32 pc = 0; \

    99 	_asm push edx \

   100 	_asm mov edx, [ebp+4] \

   101 	_asm mov [pc], edx \

   102 	_asm pop edx

   103 	//This is instead of doing "asm(mov pc, ebp+4)" as that gives warnings about registers being spilled.

   104 #elif __X86__ 

   105 	//x86 not implemented yet!

   106 #define GET_PC(pc) \

   107 	TUint32 pc = 0;

   108 /*	asm("push edx"); \

   109 	asm("mov %0, [edx+4]": "=r" (pc)); \

   110 	asm("pop edx") */

   111 #else

   112 //other platforms

   113 #define GET_PC(pc) \

   114 	TUint32 pc = 0;

   115 #endif

   116 

   117 #endif /*TRACEUTILS_H_*/