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/*
Copyright (C) 2010-2016 Srivats P.
This file is part of "Ostinato"
This 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 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#include "pcaptransmitter.h"
PcapTransmitter::PcapTransmitter(
const char *device)
: txThread_(device)
{
adjustRxStreamStats_ = false;
txStats_.setObjectName(QString("TxStats:%1").arg(device));
memset(&stats_, 0, sizeof(stats_));
txStats_.setTxThreadStats(&stats_);
txStats_.start(); // TODO: alongwith user transmit start
txThread_.setStats(&stats_);
connect(&txThread_, SIGNAL(finished()), SLOT(updateTxThreadStreamStats()));
}
PcapTransmitter::~PcapTransmitter()
{
txStats_.stop(); // TODO: alongwith user transmit stop
}
bool PcapTransmitter::setRateAccuracy(
AbstractPort::Accuracy accuracy)
{
return txThread_.setRateAccuracy(accuracy);
}
void PcapTransmitter::adjustRxStreamStats(bool enable)
{
adjustRxStreamStats_ = enable;
}
bool PcapTransmitter::setStreamStatsTracking(bool enable)
{
return txThread_.setStreamStatsTracking(enable);
}
// XXX: Stats are reset on read
void PcapTransmitter::updateTxRxStreamStats(StreamStats &streamStats)
{
QMutexLocker lock(&streamStatsLock_);
StreamStatsIterator i(streamStats_);
while (i.hasNext())
{
i.next();
uint guid = i.key();
StreamStatsTuple sst = i.value();
streamStats[guid].tx_pkts += sst.tx_pkts;
streamStats[guid].tx_bytes += sst.tx_bytes;
if (adjustRxStreamStats_) {
// XXX: rx_pkts counting may lag behind tx_pkts, so stream stats
// may become negative after adjustment transiently. But this
// should fix itself once all the rx pkts come in
streamStats[guid].rx_pkts -= sst.tx_pkts;
streamStats[guid].rx_bytes -= sst.tx_bytes;
}
}
streamStats_.clear();
}
void PcapTransmitter::clearPacketList()
{
txThread_.clearPacketList();
}
void PcapTransmitter::loopNextPacketSet(
qint64 size,
qint64 repeats,
long repeatDelaySec,
long repeatDelayNsec)
{
txThread_.loopNextPacketSet(size, repeats, repeatDelaySec, repeatDelayNsec);
}
bool PcapTransmitter::appendToPacketList(long sec, long nsec,
const uchar *packet, int length)
{
return txThread_.appendToPacketList(sec, nsec, packet, length);
}
void PcapTransmitter::setHandle(pcap_t *handle)
{
txThread_.setHandle(handle);
}
void PcapTransmitter::setPacketListLoopMode(
bool loop,
quint64 secDelay,
quint64 nsecDelay)
{
txThread_.setPacketListLoopMode(loop, secDelay, nsecDelay);
}
bool PcapTransmitter::setPacketListTtagMarkers(
QList<uint> markers,
uint repeatInterval)
{
return txThread_.setPacketListTtagMarkers(markers, repeatInterval);
}
void PcapTransmitter::useExternalStats(AbstractPort::PortStats *stats)
{
txStats_.useExternalStats(stats);
}
void PcapTransmitter::start()
{
txThread_.start();
}
void PcapTransmitter::stop()
{
txThread_.stop();
}
bool PcapTransmitter::isRunning()
{
return txThread_.isRunning();
}
double PcapTransmitter::lastTxDuration()
{
return txThread_.lastTxDuration();
}
void PcapTransmitter::updateTxThreadStreamStats()
{
QMutexLocker lock(&streamStatsLock_);
PcapTxThread *txThread = dynamic_cast<PcapTxThread*>(sender());
StreamStats threadStreamStats = txThread->streamStats();
StreamStatsIterator i(threadStreamStats);
while (i.hasNext())
{
i.next();
uint guid = i.key();
StreamStatsTuple sst = i.value();
streamStats_[guid].tx_pkts += sst.tx_pkts;
streamStats_[guid].tx_bytes += sst.tx_bytes;
}
}
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