ostinato/server/emuldevice.h

73 lines
2.1 KiB
C++

/*
Copyright (C) 2015 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/>
*/
#ifndef _EMUL_DEVICE_H
#define _EMUL_DEVICE_H
#include "device.h"
class EmulDevice: public Device
{
public:
EmulDevice(DeviceManager *deviceManager);
virtual ~EmulDevice() = default;
void receivePacket(PacketBuffer *pktBuf);
virtual void clearNeighbors(Device::NeighborSet set);
virtual void getNeighbors(OstEmul::DeviceNeighborList *neighbors);
bool isOrigin(const PacketBuffer *pktBuf);
quint64 neighborMac(const PacketBuffer *pktBuf);
protected:
virtual quint64 arpLookup(quint32 ip);
virtual quint64 ndpLookup(UInt128 ip);
virtual void sendArpRequest(quint32 tgtIp);
virtual void sendNeighborSolicit(UInt128 tgtIp);
private: // methods
int encapSize();
void encap(PacketBuffer *pktBuf, quint64 dstMac, quint16 type);
void receiveArp(PacketBuffer *pktBuf);
void receiveIp4(PacketBuffer *pktBuf);
void sendIp4Reply(PacketBuffer *pktBuf);
void receiveIcmp4(PacketBuffer *pktBuf);
void receiveIp6(PacketBuffer *pktBuf);
void sendIp6Reply(PacketBuffer *pktBuf);
bool sendIp6(PacketBuffer *pktBuf, UInt128 dstIp, quint8 protocol);
void receiveIcmp6(PacketBuffer *pktBuf);
void receiveNdp(PacketBuffer *pktBuf);
void sendNeighborAdvertisement(PacketBuffer *pktBuf);
private: // data
QHash<quint32, quint64> arpTable_;
QHash<UInt128, quint64> ndpTable_;
};
bool operator<(const DeviceKey &a1, const DeviceKey &a2);
#endif