| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 Ford Motor Company. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtSerialBus module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** Commercial License Usage |
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| ** |
| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or later as published by the Free |
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| ****************************************************************************/ |
| |
| #ifndef PASSTHRUCAN_PASSTHRUCANIO_H |
| #define PASSTHRUCAN_PASSTHRUCANIO_H |
| |
| #include "j2534passthru.h" |
| |
| #include <QtSerialBus/qcanbusdevice.h> |
| #include <QtSerialBus/qcanbusframe.h> |
| #include <QByteArray> |
| #include <QList> |
| #include <QMutex> |
| #include <QObject> |
| #include <QString> |
| #include <QTimer> |
| #include <QVariant> |
| #include <QVector> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class PassThruCanIO : public QObject |
| { |
| Q_OBJECT |
| Q_DISABLE_COPY(PassThruCanIO) |
| public: |
| static const uint pollTimeout = 100; // ms |
| |
| explicit PassThruCanIO(QObject *parent = nullptr); |
| virtual ~PassThruCanIO(); |
| |
| Q_INVOKABLE void open(const QString &library, const QByteArray &subDev, uint bitRate); |
| Q_INVOKABLE void close(); |
| Q_INVOKABLE void applyConfig(int key, const QVariant &value); |
| Q_INVOKABLE void listen(); |
| |
| // Internally locked; safe to call directly from any thread. |
| bool enqueueMessage(const QCanBusFrame &frame); |
| |
| Q_SIGNALS: |
| void errorOccurred(const QString &description, QCanBusDevice::CanBusError error); |
| void messagesReceived(QVector<QCanBusFrame> frames); |
| void messagesSent(qint64 count); |
| void openFinished(bool success); |
| void closeFinished(); |
| |
| private: |
| bool setMessageFilters(const QList<QCanBusDevice::Filter> &filters); |
| bool setConfigValue(J2534::Config::Parameter param, ulong value); |
| void pollForMessages(); |
| bool writeMessages(); |
| void readMessages(bool writePending); |
| |
| J2534::PassThru * m_passThru = nullptr; |
| J2534::PassThru::Handle m_deviceId = 0; |
| J2534::PassThru::Handle m_channelId = 0; |
| QTimer * m_idleNotifier = nullptr; |
| QVector<J2534::Message> m_ioBuffer; |
| QMutex m_writeGuard; |
| QList<QCanBusFrame> m_writeQueue; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // PASSTHRUCAN_PASSTHRUCANIO_H |