void QBluetoothServiceDiscoveryAgentPrivate::populateDiscoveredServices(const QBluetoothDeviceInfo &remoteDevice, const QList<QBluetoothUuid> &uuids)
{
/* Android doesn't provide decent SDP data. A list of uuids is close to meaning-less
*
* The following approach is chosen:
* - If we see an SPP service class and we see
* one or more custom uuids we match them up. Such services will always be SPP services.
* - If we see a custom uuid but no SPP uuid then we return
* BluetoothServiceInfo instance with just a servuceUuid (no service class set)
* - Any other service uuid will stand on its own.
* */
Q_Q(QBluetoothServiceDiscoveryAgent);
//find SPP and custom uuid
QBluetoothUuid uuid;
int sppIndex = -1;
QVector<int> customUuids;
for (int i = 0; i < uuids.count(); i++) {
uuid = uuids.at(i);
if (uuid.isNull())
continue;
//check for SPP protocol
bool ok = false;
quint16 uuid16 = uuid.toUInt16(&ok);
if (ok && uuid16 == QBluetoothUuid::SerialPort)
sppIndex = i;
//check for custom uuid
if (uuid.minimumSize() == 16)
customUuids.append(i);
}
for (int i = 0; i < uuids.count(); i++) {
if (i == sppIndex && !customUuids.isEmpty())
continue;
QBluetoothServiceInfo serviceInfo;
serviceInfo.setDevice(remoteDevice);
QBluetoothServiceInfo::Sequence protocolDescriptorList;
{
QBluetoothServiceInfo::Sequence protocol;
protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap));
protocolDescriptorList.append(QVariant::fromValue(protocol));
}
if (customUuids.contains(i) && sppIndex > -1) {
//we have a custom uuid of service class type SPP
//set rfcomm protocol
QBluetoothServiceInfo::Sequence protocol;
protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
<< QVariant::fromValue(0);
protocolDescriptorList.append(QVariant::fromValue(protocol));
//set SPP service class uuid
QBluetoothServiceInfo::Sequence classId;
classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
classId);
classId.prepend(QVariant::fromValue(uuids.at(i)));
serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
serviceInfo.setServiceName(QBluetoothServiceDiscoveryAgent::tr("Serial Port Profile"));
serviceInfo.setServiceUuid(uuids.at(i));
} else if (sppIndex == i && customUuids.isEmpty()) {
//set rfcomm protocol
QBluetoothServiceInfo::Sequence protocol;
protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm))
<< QVariant::fromValue(0);
protocolDescriptorList.append(QVariant::fromValue(protocol));
QBluetoothServiceInfo::Sequence classId;
classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort));
serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList,
classId);
//also we need to set the custom uuid to the SPP uuid
//otherwise QBluetoothSocket::connectToService() would fail due to a missing service uuid
serviceInfo.setServiceUuid(uuids.at(i));
} else if (customUuids.contains(i)) {
//custom uuid but no serial port
serviceInfo.setServiceUuid(uuids.at(i));
}
//Check if the UUID is in the uuidFilter
if (!uuidFilter.isEmpty() && !uuidFilter.contains(serviceInfo.serviceUuid()))
continue;
serviceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList, protocolDescriptorList);
serviceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList,
QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup));
if (!customUuids.contains(i)) {
//if we don't have custom uuid use it as class id as well
QBluetoothServiceInfo::Sequence classId;
classId << QVariant::fromValue(uuids.at(i));
serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId);
QBluetoothUuid::ServiceClassUuid clsId
= static_cast<QBluetoothUuid::ServiceClassUuid>(uuids.at(i).toUInt16());
serviceInfo.setServiceName(QBluetoothUuid::serviceClassToString(clsId));
}
//don't include the service if we already discovered it before
if (!isDuplicatedService(serviceInfo)) {
discoveredServices << serviceInfo;
//qCDebug(QT_BT_ANDROID) << serviceInfo;
emit q->serviceDiscovered(serviceInfo);
}
}
}
void tst_QBluetoothUuid::tst_construction()
{
{
QBluetoothUuid nullUuid;
QVERIFY(nullUuid.isNull());
}
{
QBluetoothUuid uuid(QBluetoothUuid::PublicBrowseGroup);
QVERIFY(!uuid.isNull());
bool ok;
quint16 uuid16;
uuid16 = uuid.toUInt16(&ok);
QVERIFY(ok);
QCOMPARE(uuid16, static_cast<quint16>(QBluetoothUuid::PublicBrowseGroup));
}
{
QBluetoothUuid uuid(QBluetoothUuid::PublicBrowseGroup);
QBluetoothUuid copy(uuid);
QCOMPARE(uuid.toUInt16(), copy.toUInt16());
}
{
QBluetoothUuid uuid(QBluetoothUuid::L2cap);
QVERIFY(!uuid.isNull());
bool ok;
quint16 uuid16;
uuid16 = uuid.toUInt16(&ok);
QVERIFY(ok);
QCOMPARE(uuid16, static_cast<quint16>(QBluetoothUuid::L2cap));
}
{
QUuid uuid(0x67c8770b, 0x44f1, 0x410a, 0xab, 0x9a, 0xf9, 0xb5, 0x44, 0x6f, 0x13, 0xee);
QBluetoothUuid btUuid(uuid);
QVERIFY(!btUuid.isNull());
QString uuidString(btUuid.toString());
QVERIFY(!uuidString.isEmpty());
QCOMPARE(uuidString, QString("{67c8770b-44f1-410a-ab9a-f9b5446f13ee}"));
}
{
QBluetoothUuid btUuid(QString("67c8770b-44f1-410a-ab9a-f9b5446f13ee"));
QVERIFY(!btUuid.isNull());
QString uuidString(btUuid.toString());
QVERIFY(!uuidString.isEmpty());
QCOMPARE(uuidString, QString("{67c8770b-44f1-410a-ab9a-f9b5446f13ee}"));
}
{
QBluetoothUuid btUuid(QString("XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX"));
QVERIFY(btUuid.isNull());
}
}