Bluetooth: Introduce API for LE advertising.

And provide an implementation for BlueZ.

Change-Id: I302aee7c43b77016d9e1e7a0d5bcbf00096abf76
Reviewed-by: Alex Blasche <alexander.blasche@theqtcompany.com>

1 files changed, 137 insertions, 0 deletions

diff --git a/src/bluetooth/qleadvertiser_p.h b/src/bluetooth/qleadvertiser_p.h
new file mode 100644
index 00000000..bdcfcf1c
--- /dev/null
+++ b/src/bluetooth/qleadvertiser_p.h
@@ -0,0 +1,137 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtBluetooth module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** As a special exception, The Qt Company gives you certain additional
+** rights. These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QLEADVERTISER_P_H
+#define QLEADVERTISER_P_H
+
+#include "qlowenergyadvertisingdata.h"
+#include "qlowenergyadvertisingparameters.h"
+
+#ifdef QT_BLUEZ_BLUETOOTH
+#include "bluez/bluez_data_p.h"
+#endif
+
+#include <QtCore/qobject.h>
+#include <QtCore/qvector.h>
+
+QT_BEGIN_NAMESPACE
+
+class QLeAdvertiser : public QObject
+{
+    Q_OBJECT
+public:
+    void startAdvertising() { doStartAdvertising(); }
+    void stopAdvertising() { doStopAdvertising(); }
+
+signals:
+    void errorOccurred();
+
+protected:
+    QLeAdvertiser(const QLowEnergyAdvertisingParameters &params,
+                  const QLowEnergyAdvertisingData &advData,
+                  const QLowEnergyAdvertisingData &responseData, QObject *parent)
+        : QObject(parent), m_params(params), m_advData(advData), m_responseData(responseData) {}
+    virtual ~QLeAdvertiser() { }
+
+    const QLowEnergyAdvertisingParameters &parameters() const { return m_params; }
+    const QLowEnergyAdvertisingData &advertisingData() const { return m_advData; }
+    const QLowEnergyAdvertisingData &scanResponseData() const { return m_responseData; }
+
+private:
+    virtual void doStartAdvertising() = 0;
+    virtual void doStopAdvertising() = 0;
+
+    const QLowEnergyAdvertisingParameters m_params;
+    const QLowEnergyAdvertisingData m_advData;
+    const QLowEnergyAdvertisingData m_responseData;
+};
+
+
+#ifdef QT_BLUEZ_BLUETOOTH
+struct AdvData;
+struct AdvParams;
+class HciManager;
+
+class QLeAdvertiserBluez : public QLeAdvertiser
+{
+public:
+    QLeAdvertiserBluez(const QLowEnergyAdvertisingParameters &params,
+                       const QLowEnergyAdvertisingData &advertisingData,
+                       const QLowEnergyAdvertisingData &scanResponseData, HciManager &hciManager,
+                       QObject *parent = nullptr);
+    ~QLeAdvertiserBluez();
+
+private:
+    void doStartAdvertising() override;
+    void doStopAdvertising() override;
+
+    void setPowerLevel(AdvData &advData);
+    void setFlags(AdvData &advData);
+    void setServicesData(const QLowEnergyAdvertisingData &src, AdvData &dest);
+    void setManufacturerData(const QLowEnergyAdvertisingData &src, AdvData &dest);
+    void setLocalNameData(const QLowEnergyAdvertisingData &src, AdvData &dest);
+
+    void queueCommand(OpCodeCommandField ocf, const QByteArray &advertisingData);
+    void sendNextCommand();
+    void queueAdvertisingCommands();
+    void queueReadTxPowerLevelCommand();
+    void toggleAdvertising(bool enable);
+    void setAdvertisingParams();
+    void setAdvertisingInterval(AdvParams &params);
+    void setData(bool isScanResponseData);
+    void setAdvertisingData();
+    void setScanResponseData();
+    void setWhiteList();
+
+    void handleCommandCompleted(quint16 opCode, quint8 status, const QByteArray &advertisingData);
+    void handleError();
+
+    HciManager &m_hciManager;
+
+    struct Command {
+        Command() {}
+        Command(OpCodeCommandField ocf, const QByteArray &data) : ocf(ocf), data(data) { }
+        OpCodeCommandField ocf;
+        QByteArray data;
+    };
+    QVector<Command> m_pendingCommands;
+
+    quint8 m_powerLevel;
+    bool m_sendPowerLevel;
+    bool m_disableCommandFinished;
+};
+#endif // QT_BLUEZ_BLUETOOTH
+
+QT_END_NAMESPACE
+
+#endif // Include guard.