ostinato/server/device.h

88 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 _DEVICE_H
#define _DEVICE_H
#include "../common/emulproto.pb.h"
#include "../common/protocol.pb.h"
#include <QByteArray>
#include <QHash>
class DeviceManager;
class PacketBuffer;
class DeviceKey: public QByteArray
{
};
class Device
{
public:
Device(DeviceManager *deviceManager);
void setVlan(int index, quint16 vlan);
quint64 mac();
void setMac(quint64 mac);
void setIp4(quint32 address, int prefixLength, quint32 gateway);
void getConfig(OstEmul::Device *deviceConfig);
QString config();
DeviceKey key();
void clearKey();
int encapSize();
void encap(PacketBuffer *pktBuf, quint64 dstMac, quint16 type);
void receivePacket(PacketBuffer *pktBuf);
void transmitPacket(PacketBuffer *pktBuf);
void clearNeighbors();
void resolveNeighbor(PacketBuffer *pktBuf);
void getNeighbors(OstEmul::DeviceNeighborList *neighbors);
bool isOrigin(const PacketBuffer *pktBuf);
quint64 neighborMac(const PacketBuffer *pktBuf);
private: // methods
void receiveArp(PacketBuffer *pktBuf);
void sendArpRequest(PacketBuffer *pktBuf);
private: // data
static const int kMaxVlan = 4;
DeviceManager *deviceManager_;
int numVlanTags_;
quint16 vlan_[kMaxVlan]; // FIXME: vlan tpid
quint64 mac_;
quint32 ip4_;
int ip4PrefixLength_;
quint32 ip4Gateway_;
DeviceKey key_;
QHash<quint32, quint64> arpTable;
};
bool operator<(const DeviceKey &a1, const DeviceKey &a2);
#endif