/************************************************
Copyright（c）?2006?AsiaControl?Company
All?rights?reserved.
File?Name:???Check.cpp
Class?Name:??CCheck
Brief:???????Check?functions?class
History:?
Date	?????????Author??	???????Remarks
Aug.?2006	?????Develop?Dep.1?????
************************************************/

#include?“stdafx.h“
#include?“Check.h“

#ifdef?_DEBUG
#undef?THIS_FILE
static?char?THIS_FILE[]=__FILE__;
#define?new?DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
//?Construction/Destruction
//////////////////////////////////////////////////////////////////////

CCheck::CCheck（）
{

}

CCheck::~CCheck（）
{

}

/****************************************************************************
*???Name
		LRC_Check
*	Type
		public
*	Function
		Sum?up?data?in?buffer?by?byte?then?inverse?the?result?and?add?1?to?it
*	Return?Value
		one-byte?data.
*	Parameters
		buf?
			[in]??the?pointer?to?data?buffer
		nLen
			[in]??the?length?of?data?
*****************************************************************************/
BYTE?CCheck::LRC_Check（BYTE?*buf?int?nLen）
{
	ASSERT（buf?!=?NULL）;
	
	if?（buf?==?NULL）
	{
		return?0;
	}

	BYTE?checknum=0;
	for?（int?i=0;i	{
		checknum+=buf[i];
	}
	checknum=~checknum;
	checknum+=1;
	checknum&=0xff;
	return?checknum;
}

/****************************************************************************
*???Name
		Sum_Check
*	Type
		public
*	Function
		Sum?up?data?in?buffer?by?byte?and?get?a?low?8-bit?value?of?the?result
*	Return?Value
		one-byte?data.
*	Parameters
		buf?
			[in]??the?pointer?to?data?buffer
		nLen
			[in]??the?length?of?data?
*****************************************************************************/
BYTE?CCheck::Sum_Check（BYTE?*buf?int?nLen）
{
	ASSERT（buf?!=?NULL）;
	
	if?（buf?==?NULL）
	{
		return?0;
	}

	BYTE?checkSum?=?0;
	for?（int?i=0;?i	{
		checkSum?+=?（BYTE）buf[i];
	}
	return?checkSum;
}

/****************************************************************************
*???Name
		Xor_Check
*	Type
		public
*	Function
		XOR（exclusive?or）?data?in?buffer?by?byte?and?get?a?low?8-bit?value?of?the?result
*	Return?Value
		one-byte?data.
*	Parameters
		buf?
			[in]??the?pointer?to?data?buffer
		nLen
			[in]??the?length?of?data?
*****************************************************************************/
BYTE?CCheck::Xor_Check（BYTE?*buf?int?nLen）
{
	ASSERT（buf?!=?NULL）;
	
	if?（buf?==?NULL）
	{
		return?0;
	}

	BYTE?checkSum?=?（BYTE）*buf;
	for（int?i=1;?i	{
		checkSum?^=?（BYTE）buf[i];?
	}
	return?checkSum;
}

//2^bitWidth?-?1.?e.g.?widthMask（16）?=?0xFFFF.
inline?long?widthMask（int?bitWidth）
{
	return?（（（1L?<}
//inverse?the?low??itnumbit?For?example??reflect（0x3e233）?=?0x3e26
inline?long?reflect（long?value?int?numBits）?{
	long?temp?=?value;

	for?（int?i?=?

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????2148??2009-06-25?11:14??CommHN\atomce.h

?????文件???????7335??2009-06-25?11:14??CommHN\Check.cpp

?????文件???????1131??2009-06-25?11:14??CommHN\Check.h

?????文件???????2710??2009-06-25?11:14??CommHN\CommHN.cpp

?????文件????????266??2009-06-25?11:14??CommHN\CommHN.def

?????文件???????2566??2009-06-25?11:14??CommHN\CommHN.h

?????文件?????183296??2009-07-22?15:18??CommHN\CommHN.ncb

?????文件???????3183??2009-06-25?11:14??CommHN\CommHN.rc

?????文件????????398??2009-06-25?11:14??CommHN\CommHN.rc2

?????文件???????1315??2009-06-25?11:14??CommHN\CommHN.sln

????..A..H.??????9728??2009-07-22?15:18??CommHN\CommHN.suo

?????文件??????10599??2009-06-25?11:14??CommHN\CommHN.vcproj

?????文件??????20338??2009-06-25?11:14??CommHN\CommHNPro.cpp

?????文件???????3156??2009-06-25?11:14??CommHN\CommHNPro.h

?????文件???????5061??2009-06-25?11:14??CommHN\DataType.h

?????文件???????5429??2009-07-22?15:05??CommHN\Debug\BuildLog.htm

?????文件??????13579??2009-07-22?15:05??CommHN\Debug\Check.obj

?????文件????????149??2009-07-02?15:56??CommHN\Debug\CommHN.des

?????文件????1667072??2009-07-22?15:05??CommHN\Debug\CommHN.dll

?????文件????????879??2009-07-22?15:05??CommHN\Debug\CommHN.exp

?????文件????4273408??2009-07-22?15:05??CommHN\Debug\CommHN.ilk

?????文件???????1522??2009-07-22?15:05??CommHN\Debug\CommHN.lib

?????文件??????13956??2009-07-22?15:05??CommHN\Debug\CommHN.obj

?????文件???12517376??2009-07-22?15:05??CommHN\Debug\CommHN.pch

?????文件????6073344??2009-07-22?15:05??CommHN\Debug\CommHN.pdb

?????文件??????10728??2009-07-22?15:05??CommHN\Debug\CommHN.res

?????文件?????106681??2009-07-22?15:05??CommHN\Debug\CommHNPro.obj

?????文件?????105937??2009-07-22?15:05??CommHN\Debug\Debug.obj

?????文件??????97542??2009-07-22?15:05??CommHN\Debug\Devbase.obj

?????文件?????151604??2009-07-22?15:05??CommHN\Debug\DevCommHN.obj

............此處省略60個(gè)文件信息