ostinato/server/nulldevice.h

48 lines
1.4 KiB
C++

/*
Copyright (C) 2018 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 _NULL_DEVICE_H
#define _NULL_DEVICE_H
#include "device.h"
/*!
* NullDevice does nothing.
* Since the base Device class is abstract, NullDevice is a convenience
* subclass that can be instantiated for DeviceKey related operations
*/
class NullDevice: public Device
{
public:
using Device::Device;
virtual void receivePacket(PacketBuffer* /*pktBuf*/) {}
virtual void clearNeighbors(Device::NeighborSet /*set*/) {}
virtual void getNeighbors(OstEmul::DeviceNeighborList* /*neighbors*/) {}
protected:
virtual quint64 arpLookup(quint32 /*ip*/) { return 0; }
virtual quint64 ndpLookup(UInt128 /*ip*/) { return 0; }
virtual void sendArpRequest(quint32 /*tgtIp*/) {}
virtual void sendNeighborSolicit(UInt128 /*tgtIp*/) {}
};
#endif