c59185672f
Finish updated network discovery Improve ARP and monitor handling Introduce network device info cache housekeeping
90 lines
3.3 KiB
C++
90 lines
3.3 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* Copyright 2013 - 2021, nymea GmbH
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* Contact: contact@nymea.io
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*
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* This file is part of nymea.
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* This project including source code and documentation is protected by
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* copyright law, and remains the property of nymea GmbH. All rights, including
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* reproduction, publication, editing and translation, are reserved. The use of
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* this project is subject to the terms of a license agreement to be concluded
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* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
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* under https://nymea.io/license
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*
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* GNU Lesser General Public License Usage
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* Alternatively, this project may be redistributed and/or modified under the
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* terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation; version 3. This project is distributed in the hope that
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* it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this project. If not, see <https://www.gnu.org/licenses/>.
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*
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* For any further details and any questions please contact us under
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* contact@nymea.io or see our FAQ/Licensing Information on
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* https://nymea.io/license/faq
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef ARPSOCKET_H
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#define ARPSOCKET_H
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#include <QDebug>
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#include <QObject>
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#include <QSocketNotifier>
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#include <QLoggingCategory>
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#include <QHostAddress>
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#include <QNetworkInterface>
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#include "libnymea.h"
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#include "macaddress.h"
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class LIBNYMEA_EXPORT ArpSocket : public QObject
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{
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Q_OBJECT
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public:
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explicit ArpSocket(QObject *parent = nullptr);
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// Send ARP request to all local networks
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bool sendRequest();
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// Send ARP request to a specific network interface with the given name
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bool sendRequest(const QString &interfaceName);
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// Send ARP request to a specific network interface
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bool sendRequest(const QNetworkInterface &networkInterface);
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// Send ARP request to a specific address within the network
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bool sendRequest(const QHostAddress &targetAddress);
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bool isOpen() const;
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bool openSocket();
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void closeSocket();
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signals:
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void arpResponse(const QNetworkInterface &networkInterface, const QHostAddress &address, const MacAddress &macAddress);
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void arpRequestReceived(const QNetworkInterface &networkInterface, const QHostAddress &address, const MacAddress &macAddress);
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private:
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QSocketNotifier *m_socketNotifier = nullptr;
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int m_socketDescriptor = -1;
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bool m_isOpen = false;
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bool sendRequestInternally(int networkInterfaceIndex, const MacAddress &senderMacAddress, const QHostAddress &senderHostAddress, const MacAddress &targetMacAddress, const QHostAddress &targetHostAddress);
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void processDataBuffer(unsigned char *receiveBuffer, int size);
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QHostAddress getHostAddressString(uint8_t *senderIpAddress);
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bool loadArpCache(const QNetworkInterface &interface = QNetworkInterface());
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void fillMacAddress(uint8_t *targetArray, const MacAddress &macAddress);
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void fillHostAddress(uint8_t *targetArray, const QHostAddress &hostAddress);
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};
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#endif // ARPSOCKET_H
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