void BluetoothHandler::receiveHrNotifications() {
qDebug() << "YYYY setting up to receive GATT notifications";
if (!bt_initialised) {
qDebug() << "Bluetooth libraries are not initialised!";
return;
}
HrDataContainer* hrdc = HrDataContainer::getInstance();
QString device_addr = hrdc->getCurrentDeviceAddr();
QString device_name = hrdc->getCurrentDeviceName();
hrdc->clearData();
bt_gatt_conn_parm_t conParm;
conParm.minConn = 0x30;
conParm.maxConn = 0x50;
conParm.latency = 0;
conParm.superTimeout = 50;
errno= 0;
if (bt_gatt_connect_service(device_addr.toAscii().constData(), HR_SERVICE_UUID, NULL, &conParm, this) < 0) {
qDebug() << "YYYY GATT connect service request failed: " + QString::number(errno) + " (" + QString(strerror(errno)) + ")";
} else {
qDebug() << "YYYY requested connection to HR service OK";
}
}
void BluetoothHandler::receiveHrNotifications() {
qDebug() << "YYYY setting up to receive GATT notifications";
if (!bt_initialised) {
qDebug() << "Bluetooth libraries are not initialised!";
return;
}
HrDataContainer* hrdc = HrDataContainer::getInstance();
QString device_addr = hrdc->getCurrentDeviceAddr();
QString device_name = hrdc->getCurrentDeviceName();
hrdc->clearData();
bt_gatt_conn_parm_t conParm;
conParm.minConn = 0x30;
conParm.maxConn = 0x50;
conParm.latency = 0;
conParm.superTimeout = 50;
errno= 0;
if (bt_gatt_connect_service(device_addr.toAscii().constData(), HR_SERVICE_UUID, NULL, &conParm, this) < 0) {
qDebug() << "YYYY GATT connect service request failed: " + QString::number(errno) + " (" + QString(strerror(errno)) + ")";
// there's a known issue where sometimes we get ERRNO=EBUSY (16) when this is not the case and we've connected to the service OK. So for now we ignore this errno value.
if (errno != 16) {
Utilities::alert("GATT connect service request failed: " + QString::number(errno));
}
} else {
qDebug() << "YYYY requested connection to HR service OK";
}
}
void BluetoothHandler::stopHrNotifications() {
errno= 0;
HrDataContainer* hrdc = HrDataContainer::getInstance();
QString device_addr = hrdc->getCurrentDeviceAddr();
if (bt_gatt_disconnect_service(device_addr.toAscii().constData(), HR_SERVICE_UUID) < 0) {
qDebug() << "YYYY GATT disconnect service request failed: " + QString::number(errno) + " (" + QString(strerror(errno)) + ")";
} else {
qDebug() << "YYYY disconnected from HR service OK";
}
}