| 1 | // Copyright (C) 2018 Andre Hartmann <aha_1980@gmx.de> |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef VIRTUALCANBACKEND_H |
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| 5 | #define VIRTUALCANBACKEND_H |
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| 6 | |
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| 7 | #include <QtSerialBus/qcanbusdevice.h> |
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| 8 | #include <QtSerialBus/qcanbusdeviceinfo.h> |
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| 9 | #include <QtSerialBus/qcanbusframe.h> |
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| 10 | |
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| 11 | #include <QtCore/qlist.h> |
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| 12 | #include <QtCore/qurl.h> |
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| 13 | #include <QtCore/qvariant.h> |
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| 14 | |
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| 15 | QT_BEGIN_NAMESPACE |
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| 16 | |
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| 17 | class QTcpServer; |
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| 18 | class QTcpSocket; |
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| 19 | |
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| 20 | class VirtualCanServer : public QObject |
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| 21 | { |
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| 22 | Q_OBJECT |
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| 23 | Q_DISABLE_COPY(VirtualCanServer) |
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| 24 | |
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| 25 | public: |
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| 26 | explicit VirtualCanServer(QObject *parent = nullptr); |
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| 27 | ~VirtualCanServer() override; |
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| 28 | |
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| 29 | void start(quint16 port); |
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| 30 | |
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| 31 | private: |
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| 32 | void connected(); |
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| 33 | void disconnected(); |
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| 34 | void readyRead(); |
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| 35 | |
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| 36 | QTcpServer *m_server = nullptr; |
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| 37 | QList<QTcpSocket *> m_serverSockets; |
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| 38 | }; |
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| 39 | |
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| 40 | class VirtualCanBackend : public QCanBusDevice |
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| 41 | { |
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| 42 | Q_OBJECT |
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| 43 | Q_DISABLE_COPY(VirtualCanBackend) |
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| 44 | |
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| 45 | public: |
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| 46 | explicit VirtualCanBackend(const QString &interface, QObject *parent = nullptr); |
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| 47 | ~VirtualCanBackend() override; |
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| 48 | |
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| 49 | bool open() override; |
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| 50 | void close() override; |
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| 51 | |
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| 52 | void setConfigurationParameter(ConfigurationKey key, const QVariant &value) override; |
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| 53 | |
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| 54 | bool writeFrame(const QCanBusFrame &frame) override; |
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| 55 | |
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| 56 | QString interpretErrorFrame(const QCanBusFrame &errorFrame) override; |
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| 57 | |
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| 58 | static QList<QCanBusDeviceInfo> interfaces(); |
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| 59 | |
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| 60 | QCanBusDeviceInfo deviceInfo() const override; |
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| 61 | |
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| 62 | private: |
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| 63 | static QCanBusDeviceInfo virtualCanDeviceInfo(uint channel); |
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| 64 | |
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| 65 | void clientConnected(); |
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| 66 | void clientDisconnected(); |
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| 67 | void clientReadyRead(); |
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| 68 | |
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| 69 | QUrl m_url; |
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| 70 | uint m_channel = 0; |
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| 71 | QTcpSocket *m_clientSocket = nullptr; |
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| 72 | }; |
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| 73 | |
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| 74 | QT_END_NAMESPACE |
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| 75 | |
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| 76 | #endif // VIRTUALCANBACKEND_H |
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| 77 | |
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