sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // Trace API
sl@0: // @internalTechnology
sl@0: // @prototype
sl@0: //
sl@0: 
sl@0: #ifndef TRACEUTILS_H_
sl@0: #define TRACEUTILS_H_
sl@0: #include <e32btrace.h>
sl@0: 
sl@0: namespace UTF
sl@0: {
sl@0: 
sl@0: /**
sl@0: Maximum length of a formatted string
sl@0: */
sl@0: const static TInt KMaxPrintfSize = 256;
sl@0: 
sl@0: /**
sl@0: Dummy class to toss away overflow
sl@0: @internalComponent
sl@0: */
sl@0: #ifndef __KERNEL_MODE__
sl@0: class TTruncateOverflow16 : public TDes16Overflow
sl@0: 	{
sl@0: 	public:
sl@0: 	virtual void Overflow(TDes&) {};
sl@0: 	};
sl@0: 
sl@0: /**
sl@0: Dummy class to toss away overflow
sl@0: @internalComponent
sl@0: */
sl@0: class TTruncateOverflow8 : public TDes8Overflow
sl@0: 	{
sl@0: 	public:
sl@0: 	virtual void Overflow(TDes8&) {};
sl@0: 	};
sl@0: #endif  //__KERNEL_MODE__
sl@0: 
sl@0: 
sl@0: /**@internalComponent*/
sl@0: #define UTRACE_HEADER(aSize,aClassification,aContext,aPc)																\
sl@0: 	((((aSize) + (aContext?4:0) + (aPc?4:0)) << BTrace::ESizeIndex*8)										\
sl@0: 	+(((aContext?BTrace::EContextIdPresent:0) | (aPc?BTrace::EPcPresent:0)) << BTrace::EFlagsIndex*8)			\
sl@0: 	+((aClassification) << BTrace::ECategoryIndex*8)																				\
sl@0: 	+((0) << BTrace::ESubCategoryIndex*8))
sl@0: 
sl@0: 
sl@0: /**@internalComponent*/
sl@0: #define UTRACE_SECONDARY_0(aClassification,aModuleUid,aThreadIdPresent,aPcPresent,aPc,aFormatId)	\
sl@0: 	BTrace::OutFilteredPcFormatBig(UTRACE_HEADER(8,aClassification,aThreadIdPresent,aPcPresent),(TUint32)(aModuleUid),aPc,aFormatId,0,0)
sl@0: 
sl@0: /** @internalComponent */
sl@0: #define UTRACE_SECONDARY_1(aClassification,aModuleUid,aThreadIdPresent,aPcPresent,aPc,aFormatId, aData1) \
sl@0: 	BTrace::OutFilteredPcFormatBig(UTRACE_HEADER(8,aClassification,aThreadIdPresent,aPcPresent),(TUint32)(aModuleUid),aPc,aFormatId,&aData1,4)
sl@0: 
sl@0: /**
sl@0:  * @internalComponent
sl@0:  * @prototype
sl@0:  */
sl@0: #define UTRACE_SECONDARY_ANY(aClassification, aModuleUid, aThreadIdPresent, aPcPresent, aPc, aFormatId, aData, aDataSize) \
sl@0: 	BTrace::OutFilteredPcFormatBig(UTRACE_HEADER(8,aClassification,aThreadIdPresent,aPcPresent),(TUint32)(aModuleUid),aPc,aFormatId,aData,(TInt)(aDataSize))
sl@0: 
sl@0: 
sl@0: #ifdef __MARM_ARMV5__
sl@0: 	//armv5
sl@0: #define GET_PC(pc) \
sl@0: 	TUint32 pc = 0; \
sl@0: 	asm("mov pc, __return_address()")
sl@0: #elif __MARM_ARM4__
sl@0: 	//arm4 not implemented yet!
sl@0: #define GET_PC(pc) \
sl@0: 	TUint32 pc = 0;
sl@0: #elif __WINS__
sl@0: 	//wins
sl@0: #define GET_PC(pc) \
sl@0: 	TUint32 pc = 0; \
sl@0: 	_asm push edx \
sl@0: 	_asm mov edx, [ebp+4] \
sl@0: 	_asm mov [pc], edx \
sl@0: 	_asm pop edx
sl@0: 	//This is instead of doing "asm(mov pc, ebp+4)" as that gives warnings about registers being spilled.
sl@0: #elif __X86__ 
sl@0: 	//x86 not implemented yet!
sl@0: #define GET_PC(pc) \
sl@0: 	TUint32 pc = 0;
sl@0: /*	asm("push edx"); \
sl@0: 	asm("mov %0, [edx+4]": "=r" (pc)); \
sl@0: 	asm("pop edx") */
sl@0: #else
sl@0: //other platforms
sl@0: #define GET_PC(pc) \
sl@0: 	TUint32 pc = 0;
sl@0: #endif
sl@0: 
sl@0: }//namespace UTF
sl@0: #endif /*TRACEUTILS_H_*/