/*
Module?:?SNTP.CPP
Purpose:?implementation?for?a?MFC?class?to?encapsulate?the?SNTP?protocol
Created:?PJN?/?05-08-1998
History:?PJN?/?16-11-1998?1.?m_nOriginateTime?was?getting?set?incorrectly?in?the?SNTP?response
??????????????????????????2.?GetLastError?now?works?when?a?timeout?occurs.

Copyright?（c）?1998?by?PJ?Naughter.??
All?rights?reserved.

*/

/////////////////////////////////??Includes??//////////////////////////////////
#include?“stdafx.h“
#include?
#include?“sntp.h“



/////////////////////////////////??Macros?/?Locals??///////////////////////////

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

const?double?NTP_FRACTIONAL_TO_MS?=?（（（double）1000.0）/0xFFFFFFFF）;
const?double?NTP_TO_SECOND?=?（（（double）1.0）/0xFFFFFFFF）;
const?long?JAN_1ST_1900?=?2415021;

//Lookup?table?to?convert?from?Milliseconds?（hence?1000?Entries）
//to?fractions?of?a?second?expressed?as?a?DWORD
DWORD?CNtpTime::m_MsToNTP[1000]?=?
{
??0x00000000?0x00418937?0x0083126f?0x00c49ba6?0x010624dd?0x0147ae14
??0x0189374c?0x01cac083?0x020c49ba?0x024dd2f2?0x028f5c29?0x02d0e560
??0x03126e98?0x0353f7cf?0x03958106?0x03d70a3d?0x04189375?0x045a1cac
??0x049ba5e3?0x04dd2f1b?0x051eb852?0x05604189?0x05a1cac1?0x05e353f8
??0x0624dd2f?0x06666666?0x06a7ef9e?0x06e978d5?0x072b020c?0x076c8b44
??0x07ae147b?0x07ef9db2?0x083126e9?0x0872b021?0x08b43958?0x08f5c28f
??0x09374bc7?0x0978d4fe?0x09ba5e35?0x09fbe76d?0x0a3d70a4?0x0a7ef9db
??0x0ac08312?0x0b020c4a?0x0b439581?0x0b851eb8?0x0bc6a7f0?0x0c083127
??0x0c49ba5e?0x0c8b4396?0x0ccccccd?0x0d0e5604?0x0d4fdf3b?0x0d916873
??0x0dd2f1aa?0x0e147ae1?0x0e560419?0x0e978d50?0x0ed91687?0x0f1a9fbe
??0x0f5c28f6?0x0f9db22d?0x0fdf3b64?0x1020c49c?0x10624dd3?0x10a3d70a
??0x10e56042?0x1126e979?0x116872b0?0x11a9fbe7?0x11eb851f?0x122d0e56
??0x126e978d?0x12b020c5?0x12f1a9fc?0x13333333?0x1374bc6a?0x13b645a2
??0x13f7ced9?0x14395810?0x147ae148?0x14bc6a7f?0x14fdf3b6?0x153f7cee
??0x15810625?0x15c28f5c?0x16041893?0x1645a1cb?0x16872b02?0x16c8b439
??0x170a3d71?0x174bc6a8?0x178d4fdf?0x17ced917?0x1810624e?0x1851eb85
??0x189374bc?0x18d4fdf4?0x1916872b?0x19581062?0x1999999a?0x19db22d1
??0x1a1cac08?0x1a5e353f?0x1a9fbe77?0x1ae147ae?0x1b22d0e5?0x1b645a1d
??0x1ba5e354?0x1be76c8b?0x1c28f5c3?0x1c6a7efa?0x1cac0831?0x1ced9168
??0x1d2f1aa0?0x1d70a3d7?0x1db22d0e?0x1df3b646?0x1e353f7d?0x1e76c8b4
??0x1eb851ec?0x1ef9db23?0x1f3b645a?0x1f7ced91?0x1fbe76c9?0x20000000
??0x20418937?0x2083126f?0x20c49ba6?0x210624dd?0x2147ae14?0x2189374c
??0x21cac083?0x220c49ba?0x224dd2f2?0x228f5c29?0x22d0e560?0x23126e98
??0x2353f7cf?0x23958106?0x23d70a3d?0x24189375?0x245a1cac?0x249ba5e3
??0x24dd2f1b?0x251eb852?0x25604189?0x25a1cac1?0x25e353f8?0x2624dd2f
??0x26666666?0x26a7ef9e?0x26e978d5?0x272b020c?0x276c8b44?0x27ae147b
??0x27ef9db2?0x283126e9?0x2872b0

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????362??1998-08-09?13:52??代碼\csntp\csntp.gif

?????文件??????20772??1998-11-16?15:06??代碼\csntp\CSntp.htm

?????文件??????26663??1998-11-16?15:39??代碼\csntp\Sntp.cpp

?????文件???????3175??1998-08-08?22:57??代碼\csntp\Sntp.h

?????文件????????206??1998-07-31?11:24??代碼\csntp\StdAfx.cpp

?????文件????????317??1998-08-06?20:58??代碼\csntp\StdAfx.h

?????文件???????5996??1998-08-05?19:37??代碼\csntp\testsntp.001

?????文件???????3236??1998-11-16?15:32??代碼\csntp\testsntp.cpp

?????文件????????539??2008-07-02?08:51??代碼\csntp\testsntp.dsw

?????文件??????66560??2011-08-22?10:30??代碼\csntp\testsntp.ncb

?????文件????????250??2011-08-22?10:26??代碼\csntp\testsntp.plg

?????文件???????6028??2011-08-19?18:03??代碼\csntp\testsntp.dsp

?????文件??????48640??2011-08-22?10:30??代碼\csntp\testsntp.opt

?????文件?????110691??2011-08-19?17:59??代碼\csntp\Debug\testsntp.exe

?????文件?????112940??2011-08-19?17:59??代碼\csntp\Debug\testsntp.ilk

?????文件?????238592??2011-08-19?17:59??代碼\csntp\Debug\testsntp.pdb

?????文件?????271360??2011-08-22?10:26??代碼\csntp\Debug\vc60.idb

?????文件??????61440??2011-08-19?17:59??代碼\csntp\Debug\vc60.pdb

?????文件??????????0??2011-08-19?17:59??代碼\csntp\Debug\Sntp.sbr

?????文件??????48980??2011-08-19?17:59??代碼\csntp\Debug\Sntp.obj

?????文件??????????0??2011-08-19?17:59??代碼\csntp\Debug\StdAfx.sbr

?????文件????7112832??2011-08-19?17:59??代碼\csntp\Debug\testsntp.pch

?????文件??????10178??2011-08-19?17:59??代碼\csntp\Debug\StdAfx.obj

?????文件??????????0??2011-08-19?17:59??代碼\csntp\Debug\testsntp.sbr

?????文件??????20537??2011-08-19?17:59??代碼\csntp\Debug\testsntp.obj

?????文件????2851840??2011-08-19?17:59??代碼\csntp\Debug\testsntp.bsc

?????文件????????543??2009-12-29?22:17??代碼\DecodeSMVGOOSE\DecodeSMV.dsw

?????文件???????2197??2009-11-28?22:33??代碼\DecodeSMVGOOSE\goose.txt

?????文件????????331??2011-02-14?15:54??代碼\DecodeSMVGOOSE\ReadMe.txt

?????文件????????152??2009-12-04?10:26??代碼\DecodeSMVGOOSE\smv.txt

............此處省略33個文件信息