/*	Copyright: 	© Copyright 2003 Apple Computer, Inc. All rights reserved.

	Disclaimer:	IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc.
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			use, installation, modification or redistribution of this Apple software
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			copyrights in this original Apple software (the "Apple Software"), to use,
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			Apple Software without specific prior written permission from Apple.  Except as
			expressly stated in this notice, no other rights or licenses, express or implied,
			are granted by Apple herein, including but not limited to any patent rights that
			may be infringed by your derivative works or by other works in which the Apple
			Software may be incorporated.

			The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO
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			PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
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*/
/*=============================================================================
	CADebugMacros.h

=============================================================================*/
#if !defined(__CADebugMacros_h__)
#define __CADebugMacros_h__

//=============================================================================
//	CADebugMacros
//=============================================================================

//#define	CoreAudio_StopOnFailure			1
//#define	CoreAudio_TimeStampMessages		1
//#define	CoreAudio_ThreadStampMessages	1
//#define	CoreAudio_FlushDebugMessages	1

#define	CA4CCToCString(the4CC)	{ ((char*)&the4CC)[0], ((char*)&the4CC)[1], ((char*)&the4CC)[2], ((char*)&the4CC)[3], 0 }

#if	DEBUG || CoreAudio_Debug
	
	// can be used to break into debugger immediately, also see CADebugger
	#define BusError()		(*(long *)0 = 0)
	
	//	basic debugging print routines
	#if	TARGET_OS_MAC && !TARGET_API_MAC_CARBON
		extern pascal void DebugStr(const unsigned char* debuggerMsg);
		#define	DebugMessage(msg)	DebugStr("\p"msg)
		#define DebugMessageN1(msg, N1)
		#define DebugMessageN2(msg, N1, N2)
		#define DebugMessageN3(msg, N1, N2, N3)
	#else
		#include "CADebugPrintf.h"
		
		#if	CoreAudio_FlushDebugMessages && !CoreAudio_UseSysLog
			#define	FlushRtn	;fflush(DebugPrintfFile)
		#else
			#define	FlushRtn
		#endif
		
		#if		CoreAudio_ThreadStampMessages
			#include <pthread.h>
			extern "C" {
				#include <mach/mach_time.h>
			}
			#define	DebugMessage(msg)										DebugPrintfRtn(DebugPrintfFile, "%p %qd: %s\n", pthread_self(), mach_absolute_time(), msg) FlushRtn
			#define DebugMessageN1(msg, N1)									DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1) FlushRtn
			#define DebugMessageN2(msg, N1, N2)								DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2) FlushRtn
			#define DebugMessageN3(msg, N1, N2, N3)							DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3) FlushRtn
			#define DebugMessageN4(msg, N1, N2, N3, N4)						DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3, N4) FlushRtn
			#define DebugMessageN5(msg, N1, N2, N3, N4, N5)					DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3, N4, N5) FlushRtn
			#define DebugMessageN6(msg, N1, N2, N3, N4, N5, N6)				DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3, N4, N5, N6) FlushRtn
			#define DebugMessageN7(msg, N1, N2, N3, N4, N5, N6, N7)			DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3, N4, N5, N6, N7) FlushRtn
			#define DebugMessageN8(msg, N1, N2, N3, N4, N5, N6, N7, N8)		DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3, N4, N5, N6, N7, N8) FlushRtn
			#define DebugMessageN9(msg, N1, N2, N3, N4, N5, N6, N7, N8, N9)	DebugPrintfRtn(DebugPrintfFile, "%p %.qd: "msg"\n", pthread_self(), mach_absolute_time(), N1, N2, N3, N4, N5, N6, N7, N8, N9) FlushRtn
		#elif	CoreAudio_TimeStampMessages
			extern "C" {
				#include <mach/mach_time.h>
			}
			#define	DebugMessage(msg)										DebugPrintfRtn(DebugPrintfFile, "%qd: %s\n", pthread_self(), mach_absolute_time(), msg) FlushRtn
			#define DebugMessageN1(msg, N1)									DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1) FlushRtn
			#define DebugMessageN2(msg, N1, N2)								DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2) FlushRtn
			#define DebugMessageN3(msg, N1, N2, N3)							DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3) FlushRtn
			#define DebugMessageN4(msg, N1, N2, N3, N4)						DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3, N4) FlushRtn
			#define DebugMessageN5(msg, N1, N2, N3, N4, N5)					DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3, N4, N5) FlushRtn
			#define DebugMessageN6(msg, N1, N2, N3, N4, N5, N6)				DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3, N4, N5, N6) FlushRtn
			#define DebugMessageN7(msg, N1, N2, N3, N4, N5, N6, N7)			DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3, N4, N5, N6, N7) FlushRtn
			#define DebugMessageN8(msg, N1, N2, N3, N4, N5, N6, N7, N8)		DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3, N4, N5, N6, N7, N8) FlushRtn
			#define DebugMessageN9(msg, N1, N2, N3, N4, N5, N6, N7, N8, N9)	DebugPrintfRtn(DebugPrintfFile, "%qd: "msg"\n", mach_absolute_time(), N1, N2, N3, N4, N5, N6, N7, N8, N9) FlushRtn
		#else
			#define	DebugMessage(msg)										DebugPrintfRtn(DebugPrintfFile, "%s\n", msg) FlushRtn
			#define DebugMessageN1(msg, N1)									DebugPrintfRtn(DebugPrintfFile, msg"\n", N1) FlushRtn
			#define DebugMessageN2(msg, N1, N2)								DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2) FlushRtn
			#define DebugMessageN3(msg, N1, N2, N3)							DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3) FlushRtn
			#define DebugMessageN4(msg, N1, N2, N3, N4)						DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3, N4) FlushRtn
			#define DebugMessageN5(msg, N1, N2, N3, N4, N5)					DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3, N4, N5) FlushRtn
			#define DebugMessageN6(msg, N1, N2, N3, N4, N5, N6)				DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3, N4, N5, N6) FlushRtn
			#define DebugMessageN7(msg, N1, N2, N3, N4, N5, N6, N7)			DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3, N4, N5, N6, N7) FlushRtn
			#define DebugMessageN8(msg, N1, N2, N3, N4, N5, N6, N7, N8)		DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3, N4, N5, N6, N7, N8) FlushRtn
			#define DebugMessageN9(msg, N1, N2, N3, N4, N5, N6, N7, N8, N9)	DebugPrintfRtn(DebugPrintfFile, msg"\n", N1, N2, N3, N4, N5, N6, N7, N8, N9) FlushRtn
		#endif
	#endif
	void	DebugPrint(const char *fmt, ...);	// can be used like printf
	#define DEBUGPRINT(msg) DebugPrint msg		// have to double-parenthesize arglist (see Debugging.h)
	#if VERBOSE
		#define vprint(msg) DEBUGPRINT(msg)
	#else
		#define vprint(msg)
	#endif
	
	#if	CoreAudio_StopOnFailure
		#include "CADebugger.h"
		#define STOP	CADebuggerStop()
	#else
		#define	STOP
	#endif

#else
	#define	DebugMessage(msg)
	#define DebugMessageN1(msg, N1)
	#define DebugMessageN2(msg, N1, N2)
	#define DebugMessageN3(msg, N1, N2, N3)
	#define DebugMessageN4(msg, N1, N2, N3, N4)
	#define DebugMessageN5(msg, N1, N2, N3, N4, N5)
	#define DebugMessageN6(msg, N1, N2, N3, N4, N5, N6)
	#define DebugMessageN7(msg, N1, N2, N3, N4, N5, N6, N7)
	#define DebugMessageN8(msg, N1, N2, N3, N4, N5, N6, N7, N8)
	#define DebugMessageN9(msg, N1, N2, N3, N4, N5, N6, N7, N8, N9)
	#define DEBUGPRINT(msg)
	#define vprint(msg)
	#define	STOP
#endif

void	LogError(const char *fmt, ...);			// writes to syslog (and stderr if debugging)

#define	Assert(inCondition, inMessage)													\
			if(!(inCondition))															\
			{																			\
				DebugMessage(inMessage);												\
				STOP;																	\
			}

#define	AssertNoError(inError, inMessage)												\
			{																			\
				SInt32 __E__err = (inError);											\
				if(__E__err != 0)														\
				{																		\
					DebugMessageN1(inMessage ", Error: %ld", __E__err);					\
					STOP;																\
				}																		\
			}

#define	AssertNoKernelError(inError, inMessage)											\
			{																			\
				unsigned int __E__err = (unsigned int)(inError);						\
				if(__E__err != 0)														\
				{																		\
					DebugMessageN1(inMessage ", Error: 0x%X", __E__err);				\
					STOP;																\
				}																		\
			}

#define	FailIf(inCondition, inHandler, inMessage)										\
			if(inCondition)																\
			{																			\
				DebugMessage(inMessage);												\
				STOP;																	\
				goto inHandler;															\
			}

#define	FailWithAction(inCondition, inAction, inHandler, inMessage)						\
			if(inCondition)																\
			{																			\
				DebugMessage(inMessage);												\
				STOP;																	\
				{ inAction; }															\
				goto inHandler;															\
			}

#if defined(__cplusplus)

#define	ThrowIf(inCondition, inException, inMessage)									\
			if(inCondition)																\
			{																			\
				DebugMessage(inMessage);												\
				STOP;																	\
				throw (inException);													\
			}

#define	ThrowIfNULL(inPointer, inException, inMessage)									\
			if((inPointer) == NULL)														\
			{																			\
				DebugMessage(inMessage);												\
				STOP;																	\
				throw (inException);													\
			}

#define	ThrowIfKernelError(inKernelError, inException, inMessage)						\
			{																			\
				kern_return_t __E__err = (inKernelError);								\
				if(__E__err != 0)														\
				{																		\
					DebugMessageN1(inMessage ", Error: 0x%X", __E__err);				\
					STOP;																\
					throw (inException);												\
				}																		\
			}

#define	ThrowIfError(inError, inException, inMessage)									\
			{																			\
				SInt32 __E__err = (inError);											\
				if(__E__err != 0)														\
				{																		\
					char __4CC_string[5];												\
					*((SInt32*)__4CC_string) = __E__err;								\
					__4CC_string[4] = 0;												\
					DebugMessageN2(inMessage ", Error: %ld (%s)", __E__err, __4CC_string);		\
					STOP;																\
					throw (inException);												\
				}																		\
			}

#define	SubclassResponsibility(inMethodName, inException)								\
			{																			\
				DebugMessage(inMethodName": Subclasses must implement this method");	\
				throw (inException);													\
			}

#endif	//	defined(__cplusplus)

#endif
