EXCEPTION_DISPOSITION myHandler(
    _EXCEPTION_RECORD *ExcRecord,
    void * EstablisherFrame, 
    _CONTEXT *ContextRecord,
    void * DispatcherContext)
{
	if(ExcRecord->ExceptionCode == 0x80000004)
	{
		printf("Single Step Exception\n");
		ContextRecord->EFlags |= 0x100;
	}
	if(ExcRecord->ExceptionCode == 0xC0000005)
	{
		printf("Access Violation Exception\n");
	}
	return ExceptionContinueExecution;
}


void bar()
{
	unsigned char *point;
	unsigned char buf[] = 
	// 一串亂數的Hex
	"\x11\x11\xaa\x82\x4a\x11\x11\x11\x2f\x10\x11\x11\x11\x94";

	point = buf;

	EXCEPTION_REGISTRATION reg, *preg = ®
	reg.handler = (DWORD)myHandler;
 
	DWORD prev;

	__asm
	{
		mov EAX, FS:[0]
		mov prev, EAX
	}
	reg.prev = (EXCEPTION_REGISTRATION*) prev;
 
	__asm
	{
		mov EAX, preg
		mov FS:[0], EAX
	}

	__asm
	{
		pushfd
		pushfd
		or dword ptr [esp],0x100
		popfd
		jmp point
	}
}


int _tmain(int argc, _TCHAR* argv[])
{
	printf("Hello World\n");
	bar();

	return 0;
}