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path: root/noncore/settings/netsystemtime/ntp.cpp
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Diffstat (limited to 'noncore/settings/netsystemtime/ntp.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/settings/netsystemtime/ntp.cpp50
1 files changed, 29 insertions, 21 deletions
diff --git a/noncore/settings/netsystemtime/ntp.cpp b/noncore/settings/netsystemtime/ntp.cpp
index ddb1372..87b20ec 100644
--- a/noncore/settings/netsystemtime/ntp.cpp
+++ b/noncore/settings/netsystemtime/ntp.cpp
@@ -23,26 +23,26 @@ Ntp::Ntp( QWidget* parent, const char* name, WFlags fl )
Config cfg("ntp",Config::User);
cfg.setGroup("settings");
_maxOffset = cfg.readNumEntry("maxOffset",5);
_minLookupDiff = cfg.readNumEntry("minLookupDiff",10);
LineEditNtpServer->setText( cfg.readEntry("ntpServer") );
ntpProcess = new OProcess( );
connect ( ntpProcess, SIGNAL(receivedStdout(OProcess*,char*,int)),
this, SLOT(getNtpOutput(OProcess*,char*,int)));
connect ( ntpProcess, SIGNAL(processExited(OProcess*)),
this, SLOT(ntpFinished(OProcess*)));
connect(runNtp, SIGNAL(clicked()), this, SLOT(slotRunNtp()));
connect(PushButtonPredict, SIGNAL(clicked()), this, SLOT(preditctTime()));
- _nextCorrection = new QTimer( this );
- connect( _nextCorrection, SIGNAL(timeout()), SLOT(correctClock()) );
+// _nextCorrection = new QTimer( this );
+// connect( _nextCorrection, SIGNAL(timeout()), SLOT(correctClock()) );
slotRunNtp();
readLookups();
}
Ntp::~Ntp()
{
}
void Ntp::accept()
{
Config cfg("ntp",Config::User);
@@ -74,60 +74,66 @@ void Ntp::getNtpOutput(OProcess *proc, char *buffer, int buflen)
}
lineStrOld = lineStr;
}
void Ntp::ntpFinished(OProcess*)
{
Config cfg("ntp",Config::User);
cfg.setGroup("lookups");
int lastLookup = cfg.readNumEntry("time",0);
int lookupCount = cfg.readNumEntry("count",-1);
int time = TimeConversion::toUTC( QDateTime::currentDateTime() );
cfg.writeEntry("time", time);
+ cfg.setGroup("correction");
+ cfg.writeEntry("time", time);
float timeShift = getTimeShift();
if (timeShift == 0.0) return;
int secsSinceLast = time - lastLookup;
TextLabelNewTime->setText(QDateTime::currentDateTime().toString());
if ( lastLookup > 0 && secsSinceLast > 60*_minLookupDiff)
{
lookupCount++;
cfg.writeEntry("count",lookupCount);
cfg.setGroup("lookup_"+QString::number(lookupCount));
_shiftPerSec = timeShift / secsSinceLast;
// float nextCorr = _maxOffset / _shiftPerSec;
qDebug("secs since last lookup %i", secsSinceLast);qDebug("timeshift since last lookup %f", timeShift);qDebug("timeshift since per sec %f", _shiftPerSec);
cfg.writeEntry("secsSinceLast",secsSinceLast);
cfg.writeEntry("timeShift",QString::number(timeShift));
}
}
-void Ntp::correctClock()
-{
- qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
- Config cfg("ntp",Config::User);
- cfg.setGroup("correction");
- int lastTime = cfg.readNumEntry("time",0);
- int now = TimeConversion::toUTC( QDateTime::currentDateTime() );
- int corr = int((now - lastTime) * _shiftPerSec);
- struct timeval myTv;
- myTv.tv_sec = TimeConversion::toUTC( QDateTime::currentDateTime().addSecs(corr) );
- myTv.tv_usec = 0;
-
- if ( myTv.tv_sec != -1 )
- ::settimeofday( &myTv, 0 );
- Global::writeHWClock();
- cfg.writeEntry("time",now);
- qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
-}
+//void Ntp::correctClock()
+//{
+// qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
+// Config cfg("ntp",Config::User);
+// cfg.setGroup("correction");
+// int lastTime = cfg.readNumEntry("time",0);
+// if ( lastTime == 0 )
+// {
+// return;
+// }
+// int now = TimeConversion::toUTC( QDateTime::currentDateTime() );
+// int corr = int((now - lastTime) * _shiftPerSec);
+// struct timeval myTv;
+// myTv.tv_sec = TimeConversion::toUTC( QDateTime::currentDateTime().addSecs(corr) );
+// myTv.tv_usec = 0;
+//
+// if ( myTv.tv_sec != -1 )
+// ::settimeofday( &myTv, 0 );
+// Global::writeHWClock();
+// cfg.writeEntry("time",now);
+// qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
+//}
float Ntp::getTimeShift()
{
QString _offset = "offset";
QString _sec = "sec";
QRegExp _reOffset = QRegExp(_offset);
QRegExp _reEndOffset = QRegExp(_sec);
int posOffset = _reOffset.match( _ntpOutput );
int posEndOffset = _reEndOffset.match( _ntpOutput, posOffset );
posOffset += _offset.length() + 1;
QString diff = _ntpOutput.mid(posOffset, posEndOffset-posOffset-1);
qDebug("%s", _ntpOutput.latin1());
@@ -170,14 +176,16 @@ void Ntp::readLookups()
TextLabelShift->setText(QString::number(_shiftPerSec));
}
void Ntp::preditctTime()
{
qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
Config cfg("ntp",Config::User);
cfg.setGroup("lookups");
int lastTime = cfg.readNumEntry("time",0);
setenv( "TZ", tz->currentZone(), 1 );
int now = TimeConversion::toUTC( QDateTime::currentDateTime() );
int corr = int((now - lastTime) * _shiftPerSec);
- TextLabelPredTime->setText(QDateTime::currentDateTime().addSecs(corr).toString());
+ QDateTime dt = QDateTime::currentDateTime().addSecs(corr);
+ setTime(dt);
+ TextLabelPredTime->setText(dt.toString());
}