#include?“CNetwork.h“
#include?
#include?
#include?
#include?
#include?
#include?
#include?

CNetwork::CNetwork（QWidget?*parent）
	:?QMainWindow（parent）
{
	ui.setupUi（this）;
	Qobject::connect（ui.pushButton?SIGNAL（clicked（））?this?SLOT（verifyTime（）））;
}
void?CNetwork::verifyTime（）
{
//	QString?ntpHost?=?“202.120.2.101“;	//use?ntp?server?get?network?time
//	QString?ntpHost?=?“192.168.11.132“;
	QString?ntpHost?=?ui.IPlineEdit->text（）;
	QUdpSocket?udp_sock;
	udp_sock.connectToHost（ntpHost?123）;
	//request?server?time
	qint8?LI?=?0;
	qint8?VN?=?3;
	qint8?MODE?=?3;
	qint8?STRATUM?=?0;
	qint8?POLL?=?4;
	qint8?PREC?=?-6;
????QDateTime?epoch（QDate（1900?1?1））;
	qint32?second?=?quint32（epoch.secsTo（QDateTime::currentDateTime（）））;
////////////////////////////////////////////////////
	QDateTime?preTime?=?QDateTime::currentDateTime（）;
	qDebug（）?<	qDebug（）?<

	qint32?temp?=?0;
	QByteArray?time_req（48?0）;
	time_req[0]?=?（LI?<	time_req[1]?=?STRATUM;
	time_req[2]?=?POLL;
	time_req[3]?=?PREC?&?0xff;
	time_req[5]?=?1;
	time_req[9]?=?1;
	time_req[40]?=?（temp?=?（second?&?0xff000000）?>>?24）;
	temp?=?0;
	time_req[41]?=?（temp?=?（second?&?0x00ff0000）?>>?16）;
	temp?=?0;
	time_req[42]?=?（temp?=?（second?&?0x0000ff00）?>>?8）;
	temp?=?0;
	time_req[43]?=?（（second?&?0x000000ff））;

	QDateTime?cur_dt;
	??????????????????????????????????????????????????????????????//block?wait?connect
	if?（udp_sock.waitForConnected（3000））
	{
		udp_sock.flush（）;
		//request?time
		udp_sock.write（time_req）;
		QString?s?tmp;
		for?（int?i?=?0;?i?		{
			tmp.sprintf（“%.2X“?（unsigned?char）time_req[i]）;
			s.append（tmp）;
			tmp.sprintf（“?“）;
			s.append（tmp）;
		}
		qDebug（）?<		??????????????????????????????????????????????????????????//block?wait?reply
		if?（udp_sock.waitForReadyRead（5000））
		{
			QByteArray?new_time;
			QDateTime?epoch（QDate（1900?1?1））;
			QDateTime?unix_start（QDate（1970?1?1））;

			if?（udp_sock.pendingDatagramSize（）?==?0）
			{
				QMessageBox::information（this?“msg“?“please?ensure?the?NTP?service‘s?ip!?“）;
				return;
			}

			while?（udp_sock.hasPendingDatagrams（））
			{
				new_time.resize（udp_sock.pendingDatagramSize（））;
				udp_sock.read（new_time.data（）?new_time.size（））;
			}

			QString?s?tmp;
			for?（int?i?=?0;?i?			{
				tmp.sprintf（“%.2X“?（unsigned?char）new_time[i]）;
				s.append（tmp）;
				tmp.sprintf（“?“）;
				s.append（tmp）;
			}
			qDebug（）?<			QByteArray?TransmitTimeStamp;
			TransmitTimeStamp?=?new_time.right（8）;
			quint32?seconds?=?TransmitTimeStamp[0];
			quint32?*a?=?&seconds;
			quint8?temp?=?0;
			for?（int?j?=?1;?j?<=?3;?j++）
			{
				seconds?=?seconds?<				temp?=?Transmi

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-06-07?14:28??CNetwork\
?????目錄???????????0??2017-06-06?14:36??CNetwork\.vs\
?????目錄???????????0??2017-06-06?14:36??CNetwork\.vs\CNetwork\
?????目錄???????????0??2017-06-06?14:36??CNetwork\.vs\CNetwork\v14\
?????文件???????30720??2017-06-07?14:28??CNetwork\.vs\CNetwork\v14\.suo
?????目錄???????????0??2017-06-07?14:28??CNetwork\CNetwork\
?????文件????????4737??2017-06-07?14:28??CNetwork\CNetwork\CNetwork.cpp
?????文件?????????310??2017-05-02?08:38??CNetwork\CNetwork\CNetwork.h
?????文件??????????68??2017-04-27?11:11??CNetwork\CNetwork\CNetwork.qrc
?????文件????????2416??2017-04-28?12:48??CNetwork\CNetwork\CNetwork.ui
?????文件????????9903??2017-05-04?10:50??CNetwork\CNetwork\CNetwork.vcxproj
?????文件????????2950??2017-04-27?11:11??CNetwork\CNetwork\CNetwork.vcxproj.filters
?????文件?????????633??2017-04-27?11:11??CNetwork\CNetwork\CNetwork.vcxproj.user
?????目錄???????????0??2017-06-07?14:28??CNetwork\CNetwork\Debug\
?????文件????????1709??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.Build.CppClean.log
?????文件????????2886??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.log
?????文件??????236941??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.obj
?????目錄???????????0??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\
?????文件????????5130??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\CL.command.1.tlog
?????文件??????105802??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\CL.read.1.tlog
?????文件????????1528??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\CL.write.1.tlog
?????文件?????????161??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\CNetwork.lastbuildstate
?????文件????????1854??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\custombuild.command.1.tlog
?????文件?????????420??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\custombuild.read.1.tlog
?????文件?????????614??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\custombuild.write.1.tlog
?????文件????????1680??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\link.command.1.tlog
?????文件????????3904??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\link.read.1.tlog
?????文件?????????646??2017-06-07?14:28??CNetwork\CNetwork\Debug\CNetwork.tlog\link.write.1.tlog
?????文件???????87494??2017-06-07?14:28??CNetwork\CNetwork\Debug\main.obj
?????文件???????89972??2017-06-07?14:28??CNetwork\CNetwork\Debug\moc_CNetwork.obj
?????文件????????5531??2017-06-07?14:28??CNetwork\CNetwork\Debug\qrc_CNetwork.obj
............此處省略37個(gè)文件信息