163 lines
4.4 KiB
C++
163 lines
4.4 KiB
C++
/*
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Copyright (C) 2010-2012 Srivats P.
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This file is part of "Ostinato"
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This is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#ifndef _SERVER_ABSTRACT_PORT_H
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#define _SERVER_ABSTRACT_PORT_H
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#include <QList>
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#include <QtGlobal>
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#include "../common/protocol.pb.h"
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class DeviceManager;
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class StreamBase;
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class PacketBuffer;
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class QIODevice;
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// TODO: send notification back to client(s)
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#define notify qWarning
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class AbstractPort
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{
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public:
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struct PortStats
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{
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quint64 rxPkts;
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quint64 rxBytes;
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quint64 rxPps;
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quint64 rxBps;
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quint64 rxDrops;
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quint64 rxErrors;
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quint64 rxFifoErrors;
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quint64 rxFrameErrors;
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quint64 txPkts;
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quint64 txBytes;
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quint64 txPps;
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quint64 txBps;
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};
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enum Accuracy
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{
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kHighAccuracy,
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kMediumAccuracy,
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kLowAccuracy,
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};
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AbstractPort(int id, const char *device);
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virtual ~AbstractPort();
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bool isUsable() { return isUsable_; }
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virtual void init();
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int id() { return data_.port_id().id(); }
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const char* name() { return data_.name().c_str(); }
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void protoDataCopyInto(OstProto::Port *port) { port->CopyFrom(data_); }
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bool modify(const OstProto::Port &port);
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virtual OstProto::LinkState linkState() { return linkState_; }
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virtual bool hasExclusiveControl() = 0;
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virtual bool setExclusiveControl(bool exclusive) = 0;
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int streamCount() { return streamList_.size(); }
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StreamBase* streamAtIndex(int index);
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StreamBase* stream(int streamId);
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bool addStream(StreamBase *stream);
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bool deleteStream(int streamId);
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bool isDirty() { return isSendQueueDirty_; }
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void setDirty() { isSendQueueDirty_ = true; }
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Accuracy rateAccuracy();
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virtual bool setRateAccuracy(Accuracy accuracy);
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virtual void clearPacketList() = 0;
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virtual void loopNextPacketSet(qint64 size, qint64 repeats,
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long repeatDelaySec, long repeatDelayNsec) = 0;
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virtual bool appendToPacketList(long sec, long nsec, const uchar *packet,
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int length) = 0;
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virtual void setPacketListLoopMode(bool loop,
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quint64 secDelay, quint64 nsecDelay) = 0;
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void updatePacketList();
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virtual void startTransmit() = 0;
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virtual void stopTransmit() = 0;
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virtual bool isTransmitOn() = 0;
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virtual void startCapture() = 0;
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virtual void stopCapture() = 0;
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virtual bool isCaptureOn() = 0;
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virtual QIODevice* captureData() = 0;
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void stats(PortStats *stats);
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void resetStats() { epochStats_ = stats_; }
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DeviceManager* deviceManager();
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virtual void startDeviceEmulation() = 0;
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virtual void stopDeviceEmulation() = 0;
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virtual int sendEmulationPacket(PacketBuffer *pktBuf) = 0;
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void clearDeviceNeighbors();
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void resolveDeviceNeighbors();
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quint64 deviceMacAddress(int streamId, int frameIndex);
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quint64 neighborMacAddress(int streamId, int frameIndex);
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protected:
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void addNote(QString note);
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void updatePacketListSequential();
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void updatePacketListInterleaved();
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bool isUsable_;
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OstProto::Port data_;
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OstProto::LinkState linkState_;
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ulong minPacketSetSize_;
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Accuracy rateAccuracy_;
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quint64 maxStatsValue_;
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struct PortStats stats_;
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//! \todo Need lock for stats access/update
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DeviceManager *deviceManager_;
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private:
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bool isSendQueueDirty_;
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static const int kMaxPktSize = 16384;
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uchar pktBuf_[kMaxPktSize];
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// When finding a corresponding device for a packet, we need to inspect
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// only uptil the L3 header; in the worst case this would be -
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// mac (12) + 4 x vlan (16) + ethType (2) + ipv6 (40) = 74 bytes
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// let's round it up to 80 bytes
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static const int kMaxL3PktSize = 80;
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/*! \note StreamBase::id() and index into streamList[] are NOT same! */
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QList<StreamBase*> streamList_;
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struct PortStats epochStats_;
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};
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#endif
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