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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | 2bda8f7717adf28da4af0d34fb82f63d2868c31d (patch) | |
tree | 8d927b7b47a90c4adb646482a52613f58acd6f8c /superkaramba/src/networksensor.cpp | |
download | tdeutils-2bda8f7717adf28da4af0d34fb82f63d2868c31d.tar.gz tdeutils-2bda8f7717adf28da4af0d34fb82f63d2868c31d.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeutils@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'superkaramba/src/networksensor.cpp')
-rw-r--r-- | superkaramba/src/networksensor.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/superkaramba/src/networksensor.cpp b/superkaramba/src/networksensor.cpp new file mode 100644 index 0000000..30f9612 --- /dev/null +++ b/superkaramba/src/networksensor.cpp @@ -0,0 +1,164 @@ +/*************************************************************************** + * Copyright (C) 2003 by Hans Karlsson * + * [email protected] * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + ***************************************************************************/ +#ifdef __FreeBSD__ +#include <sys/param.h> +#include <sys/sysctl.h> +#include <sys/socket.h> +#include <net/route.h> +#endif + +#include "networksensor.h" + +NetworkSensor::NetworkSensor( QString dev, int interval ):Sensor( interval ) +{ + device = dev.lower(); + +#ifdef __FreeBSD__ + /* Determine number of interfaces */ + u_int n = 0; + size_t nlen = 0; + nlen = sizeof(n); + sysctlbyname("net.link.generic.system.ifcount", &n, &nlen, NULL, 0); + + size_t if_miblen = 0; + if_miblen = sizeof(if_mib); + static int name[] = { CTL_NET, + PF_LINK, + NETLINK_GENERIC, + IFMIB_IFDATA, + 0, + IFDATA_GENERAL }; + + /* + If the device was defined by the theme, find the right devicenumber. + If not, use the device that holds the default route. + */ + + if_number = -1; + int if_gw = -1; + + for (int i = 1; i <= n; ++i) { + name[4] = i; + /* Get data for iface-number i */ + sysctl(name, 6, (void*)&if_mib, (size_t*)&if_miblen, (void*)NULL, (size_t)0); + + /* We found the right interface? */ + if (QString(if_mib.ifmd_name) == device) { + if_number = i; + break; + } + + /* Does the interface hold the default route? */ + if ( if_mib.ifmd_flags & RTF_GATEWAY ) + if_gw = i; + } + + if ((if_number == -1) && (if_gw != -1)) + if_number = if_gw; +#else + if( device.isEmpty() ) + device = "eth0"; +#endif + getInOutBytes(receivedBytes,transmittedBytes); + netTimer.start(); + +} +NetworkSensor::~NetworkSensor() +{ +} +void NetworkSensor::getInOutBytes ( unsigned long &in,unsigned long &out) const +{ +#ifdef __FreeBSD__ + if (if_number != -1) { + size_t if_miblen = 0; + if_miblen = sizeof(if_mib); + int name[] = { CTL_NET, + PF_LINK, + NETLINK_GENERIC, + IFMIB_IFDATA, + if_number, + IFDATA_GENERAL }; + + sysctl(name, 6, (void*)&if_mib, (size_t*)&if_miblen, (void*)NULL, (size_t)0); + + in = if_mib.ifmd_data.ifi_ibytes; + out = if_mib.ifmd_data.ifi_obytes; + } + else { + in = 0; + out = 0; + } +#else + QFile file("/proc/net/dev"); + QString line; + if ( file.open(IO_ReadOnly | IO_Translate) ) + { + QTextStream t( &file ); // use a text stream + line = t.readLine(); + while(line !=0 && !line.contains(device)) + { + line = t.readLine(); + } + if ( line.contains( device ) ) + { + QRegExp rx( "\\W+"+device+":\\D*(\\d+)(?:\\D+\\d+){7}\\D+(\\d+)", false); + rx.search(line); + in = rx.cap(1).toULong(); + out = rx.cap(2).toULong(); + } + else + { + qDebug("Network sensor: can not find %s", device.ascii()); + in = 0; + out = 0; + } + file.close(); + } +#endif +} + +void NetworkSensor::update() +{ + SensorParams *sp; + Meter *meter; + QObjectListIt it( *objList ); + QString format; + int decimals; + + unsigned long inB, outB; + const double delay = (double) netTimer.elapsed(); // msec elapsed since last update + getInOutBytes( inB, outB ); + netTimer.restart(); + + while( it != 0 ) + { + sp = (SensorParams*)(*it); + meter = sp->getMeter(); + format = sp->getParam( "FORMAT" ); + decimals = ( sp->getParam( "DECIMALS" ) ).toInt(); + if (format.length() == 0 ) + { + format = "%in"; + } + + format.replace( QRegExp("%inkb", false), QString::number( ((inB - receivedBytes)*8)/delay, 'f', decimals ) ); + format.replace( QRegExp("%in", false), QString::number( (inB - receivedBytes)/delay, 'f', decimals ) ); + + format.replace( QRegExp("%outkb", false), QString::number( ((outB - transmittedBytes)*8)/delay, 'f', decimals ) ); + format.replace( QRegExp("%out", false), QString::number( (outB - transmittedBytes)/delay, 'f', decimals ) ); + + meter->setValue( format ); + ++it; + } + receivedBytes = inB; + transmittedBytes = outB; +} + +#include "networksensor.moc" |