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Diffstat (limited to 'src/bluetooth/qlowenergycontroller_p.h')
| -rw-r--r-- | src/bluetooth/qlowenergycontroller_p.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/src/bluetooth/qlowenergycontroller_p.h b/src/bluetooth/qlowenergycontroller_p.h new file mode 100644 index 00000000..e00e7a87 --- /dev/null +++ b/src/bluetooth/qlowenergycontroller_p.h @@ -0,0 +1,161 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtBluetooth module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QLOWENERGYCONTROLLERPRIVATE_P_H +#define QLOWENERGYCONTROLLERPRIVATE_P_H + +#include <qglobal.h> +#include <QtCore/QQueue> +#include <QtBluetooth/qbluetooth.h> +#include "qlowenergycontroller.h" +#include "qlowenergyserviceprivate_p.h" + +#if defined(QT_BLUEZ_BLUETOOTH) && !defined(QT_BLUEZ_NO_BTLE) +#include <QtBluetooth/QBluetoothSocket> +#endif + +QT_BEGIN_NAMESPACE + +typedef QMap<QBluetoothUuid, QSharedPointer<QLowEnergyServicePrivate> > ServiceDataMap; + +class QLowEnergyControllerPrivate : public QObject +{ + Q_OBJECT + Q_DECLARE_PUBLIC(QLowEnergyController) +public: + QLowEnergyControllerPrivate(); + ~QLowEnergyControllerPrivate(); + + void setError(QLowEnergyController::Error newError); + bool isValidLocalAdapter(); + + void setState(QLowEnergyController::ControllerState newState); + + void connectToDevice(); + void disconnectFromDevice(); + + void discoverServices(); + void invalidateServices(); + + void discoverServiceDetails(const QBluetoothUuid &service); + + // misc helpers + QSharedPointer<QLowEnergyServicePrivate> serviceForHandle( + QLowEnergyHandle handle); + QLowEnergyCharacteristic characteristicForHandle( + QLowEnergyHandle handle); + QLowEnergyDescriptor descriptorForHandle( + QLowEnergyHandle handle); + + void updateValueOfCharacteristic(QLowEnergyHandle charHandle, + const QByteArray &value); + void updateValueOfDescriptor(QLowEnergyHandle charHandle, + QLowEnergyHandle descriptorHandle, + const QByteArray &value); + + + // write data + void writeCharacteristic(const QSharedPointer<QLowEnergyServicePrivate> service, + const QLowEnergyHandle charHandle, + const QByteArray &newValue); + void writeDescriptor(const QSharedPointer<QLowEnergyServicePrivate> service, + const QLowEnergyHandle charHandle, + const QLowEnergyHandle descriptorHandle, + const QByteArray &newValue); + + + QBluetoothAddress remoteDevice; + QBluetoothAddress localAdapter; + + QLowEnergyController::ControllerState state; + QLowEnergyController::Error error; + QString errorString; + + +private: + // list of all found service uuids + ServiceDataMap serviceList; + +#if defined(QT_BLUEZ_BLUETOOTH) && !defined(QT_BLUEZ_NO_BTLE) + QBluetoothSocket *l2cpSocket; + struct Request { + quint8 command; + QByteArray payload; + // TODO reference below is ugly but until we know all commands and their + // requirements this is WIP + QVariant reference; + QVariant reference2; + }; + QQueue<Request> openRequests; + bool requestPending; + quint16 mtuSize; + + void sendCommand(const QByteArray &packet); + void sendNextPendingRequest(); + void processReply(const Request &request, const QByteArray &reply); + + void sendReadByGroupRequest(QLowEnergyHandle start, QLowEnergyHandle end); + void sendReadByTypeRequest(QSharedPointer<QLowEnergyServicePrivate> serviceData, + QLowEnergyHandle nextHandle); + void sendReadValueRequest(QLowEnergyHandle attributeHandle, bool isDescriptor); + void readServiceValues(const QBluetoothUuid &service, bool readCharacteristics); + + void discoverServiceDescriptors(const QBluetoothUuid &serviceUuid); + void discoverNextDescriptor(QSharedPointer<QLowEnergyServicePrivate> serviceData, + const QList<QLowEnergyHandle> pendingCharHandles, + QLowEnergyHandle startingHandle); + void processUnsolicitedReply(const QByteArray &msg); + void exchangeMTU(); + + +private slots: + void l2cpConnected(); + void l2cpDisconnected(); + void l2cpErrorChanged(QBluetoothSocket::SocketError); + void l2cpReadyRead(); +#endif +private: + QLowEnergyController *q_ptr; +}; + +QT_END_NAMESPACE + +#endif // QLOWENERGYCONTROLLERPRIVATE_P_H |