/* 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 */ #ifndef _PCAP_TX_THREAD_H #define _PCAP_TX_THREAD_H #include "abstractport.h" #include "packetsequence.h" #include "statstuple.h" #include #include class PcapTxThread: public QThread { public: PcapTxThread(const char *device); ~PcapTxThread(); bool setRateAccuracy(AbstractPort::Accuracy accuracy); void clearPacketList(); void loopNextPacketSet(qint64 size, qint64 repeats, long repeatDelaySec, long repeatDelayNsec); bool appendToPacketList(long sec, long usec, const uchar *packet, int length); void setPacketListLoopMode(bool loop, quint64 secDelay, quint64 nsecDelay); void setHandle(pcap_t *handle); void setStats(StatsTuple *stats); const StreamStats& streamStats(); void clearStreamStats(); void run(); void start(); void stop(); bool isRunning(); private: enum State { kNotStarted, kRunning, kFinished }; static void udelay(unsigned long usec); int sendQueueTransmit(pcap_t *p, pcap_send_queue *queue, long &overHead, int sync); void updateStreamStats(); // Intermediate state variables used while building the packet list PacketSequence *currentPacketSequence_; int repeatSequenceStart_; quint64 repeatSize_; quint64 packetCount_; QList packetSequenceList_; quint64 packetListSize_; // count of pkts in packet List including repeats int returnToQIdx_; quint64 loopDelay_; void (*udelayFn_)(unsigned long); bool usingInternalHandle_; pcap_t *handle_; volatile bool stop_; volatile State state_; StatsTuple *stats_; StatsTuple lastStats_; StreamStats streamStats_; }; #endif