bool UPower::connectInterfaces() {
if(m_interface==0 || !m_interface->isValid()) {
m_interface = new QDBusInterface("org.freedesktop.UPower", "/org/freedesktop/UPower", "org.freedesktop.UPower",
QDBusConnection::systemBus());
if(!m_interface->isValid()) {
m_interface->deleteLater();
m_interface = 0;
if (m_interfaceProps)
m_interfaceProps->deleteLater();
m_interfaceProps = 0;
return false;
}
connect(m_interface, SIGNAL(DeviceAdded(QString)), this, SLOT(deviceAdded(QString)));
connect(m_interface, SIGNAL(DeviceRemoved(QString)), this, SIGNAL(batteryDisconnected(QString)));
connect(m_interface, SIGNAL(Changed()), this, SLOT(changed()));
}
if(m_interfaceProps==0 || !m_interfaceProps->isValid()) {
m_interfaceProps = new QDBusInterface("org.freedesktop.UPower", "/org/freedesktop/UPower",
"org.freedesktop.DBus.Properties", QDBusConnection::systemBus());
if(!m_interfaceProps->isValid()) {
if (m_interface)
m_interface->deleteLater();
m_interface = 0;
m_interfaceProps->deleteLater();
m_interfaceProps = 0;
return false;
}
}
emit upowerAvailable();
return true;
}
bool CDeviceKitDisksProvider::PumpDriveChangeEvents(IStorageEventsCallback *callback)
{
bool result = false;
if (m_connection)
{
dbus_connection_read_write(m_connection, 0);
DBusMessage *msg = dbus_connection_pop_message(m_connection);
if (msg)
{
char *object;
if (dbus_message_get_args (msg, NULL, DBUS_TYPE_OBJECT_PATH, &object, DBUS_TYPE_INVALID))
{
result = true;
if (dbus_message_is_signal(msg, "org.freedesktop.DeviceKit.Disks", "DeviceAdded"))
DeviceAdded(object, callback);
else if (dbus_message_is_signal(msg, "org.freedesktop.DeviceKit.Disks", "DeviceRemoved"))
DeviceRemoved(object, callback);
else if (dbus_message_is_signal(msg, "org.freedesktop.DeviceKit.Disks", "DeviceChanged"))
DeviceChanged(object, callback);
}
dbus_message_unref(msg);
}
}
return result;
}
void Udisks2Lister::UnmountDevice(const QString& id) {
QReadLocker locker(&device_data_lock_);
if (!device_data_.contains(id)) return;
OrgFreedesktopUDisks2FilesystemInterface filesystem(
udisks2_service_, device_data_[id].dbus_path,
QDBusConnection::systemBus());
if (filesystem.isValid()) {
auto unmount_result = filesystem.Unmount(QVariantMap());
unmount_result.waitForFinished();
if (unmount_result.isError()) {
qLog(Warning) << "Failed to unmount " << id << ": "
<< unmount_result.error();
return;
}
OrgFreedesktopUDisks2DriveInterface drive(udisks2_service_,
device_data_[id].dbus_drive_path,
QDBusConnection::systemBus());
if (drive.isValid()) {
auto eject_result = drive.Eject(QVariantMap());
eject_result.waitForFinished();
if (eject_result.isError())
qLog(Warning) << "Failed to eject " << id << ": "
<< eject_result.error();
}
device_data_.remove(id);
DeviceRemoved(id);
}
}
void DeviceKitLister::DBusDeviceRemoved(const QDBusObjectPath& path) {
QString id;
{
QMutexLocker l(&mutex_);
id = FindUniqueIdByPath(path);
if (id.isNull()) return;
device_data_.remove(id);
}
emit DeviceRemoved(id);
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
// UpdateDeviceStates()
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
void PlugIn::UpdateDeviceStates()
{
// Get the current state of all the devices plugged in from the SampleAssistant
DPA::Sample::AutoFreeUnboundedArray<DPA::Sample::DeviceState> deviceStates;
DPA::Sample::GetDeviceStates(mAssistantPort, mDeviceEventPort->GetMachPort(), deviceStates);
// Determine how many devices have been removed (if any).
// This will be done by iterating over all the devices the PlugIn knows about and making sure they are present in the deviceStates array
{
std::vector<Device*> removedDevices;
for (UInt32 i = 0 ; i < GetNumberDevices() ; ++i)
{
Device* device = static_cast<Device*>(GetDeviceByIndex(i));
bool found = false;
// See if it can be located in the deviceStates array
for (UInt32 ii = 0; ii < deviceStates.GetLength() ; ++ii)
{
if (deviceStates[ii].mGUID == device->GetDeviceGUID())
{
found = true;
break;
}
}
// If the device was not found, stick into the vector of unplugged devices
if (not found)
removedDevices.push_back(device);
}
// Remove all the unplugged devices
for (std::vector<Device*>::iterator i = removedDevices.begin() ; i != removedDevices.end() ; ++i)
DeviceRemoved(**i);
}
// Determine how many new devices are present
{
for (UInt32 i = 0; i < deviceStates.GetLength() ; ++i)
{
try
{
// This will throw an exception if the device is not found
(void) GetDeviceByGUID(deviceStates[i].mGUID);
}
catch (...)
{
// No device was found with the indicated GUID, so it is a new device
DeviceArrived(deviceStates[i].mGUID, deviceStates[i].mRegistryPath);
}
}
}
}
void iLister::DeviceRemovedCallback(const char* uuid) {
QString id = UniqueId(uuid);
{
QMutexLocker l(&mutex_);
if (!devices_.contains(id))
return;
devices_.remove(id);
}
emit DeviceRemoved(id);
}
LRESULT CInterfacePlugInWnd::OnMyDeviceChange(WPARAM wParam, LPARAM lParam)
{
PDEV_BROADCAST_HDR pHdr = (PDEV_BROADCAST_HDR)lParam;
switch (wParam)
{
case DBT_DEVICEARRIVAL: DeviceAdded(pHdr); break;
case DBT_DEVICEREMOVECOMPLETE: DeviceRemoved(pHdr); break;
default: break;
}
return 0;
}
void GioLister::MountRemoved(GMount *mount) {
QString id;
{
QMutexLocker l(&mutex_);
id = FindUniqueIdByMount(mount);
if (id.isNull())
return;
devices_.remove(id);
}
emit DeviceRemoved(id);
}
void GioLister::VolumeRemoved(GVolume* volume) {
QString id;
{
QMutexLocker l(&mutex_);
id = FindUniqueIdByVolume(volume);
if (id.isNull())
return;
devices_.remove(id);
}
emit DeviceRemoved(id);
}
void WmdmLister::WMDMDeviceRemoved(const QString& canonical_name) {
QString id = CanonicalNameToId(canonical_name);
{
QMutexLocker l(&mutex_);
if (!devices_.contains(id))
return;
devices_[id].device_->Release();
devices_[id].storage_->Release();
devices_.remove(id);
}
emit DeviceRemoved(id);
}
void Udisks2Lister::RemoveDevice(const QDBusObjectPath& device_path) {
QWriteLocker locker(&device_data_lock_);
QString id;
for (const auto& data : device_data_) {
if (data.dbus_path == device_path.path()) {
id = data.unique_id();
break;
}
}
if (id.isEmpty()) return;
qLog(Debug) << "UDisks2 device removed: " << device_path.path();
device_data_.remove(id);
DeviceRemoved(id);
}
void LinuxDeviceManager::processDeviceRemoval(struct udev_device *dev)
{
log->debug("Processing device removal");
const char *syspath_cstr = udev_device_get_syspath(dev);
if (!syspath_cstr) {
return;
}
const String syspath(syspath_cstr);
try {
Pointer<Device> device = removeDevice(syspath);
DeviceRemoved(device);
} catch(...) {
/* Ignore for now */
log->debug("Removal of an unknown device ignored.");
return;
}
return;
}
void GioLister::MountAdded(GMount* mount) {
g_object_ref(mount);
DeviceInfo info;
info.ReadVolumeInfo(g_mount_get_volume(mount));
#ifdef HAVE_AUDIOCD
if (info.volume_root_uri.startsWith("cdda"))
// Audio CD devices are already handled by CDDA lister
return;
#endif
info.ReadMountInfo(mount);
info.ReadDriveInfo(g_mount_get_drive(mount));
if (!info.is_suitable())
return;
QString old_id;
{
QMutexLocker l(&mutex_);
// The volume might already exist - either mounted or unmounted.
foreach (const QString& id, devices_.keys()) {
if (devices_[id].volume == info.volume) {
old_id = id;
break;
}
}
if (!old_id.isEmpty() && old_id != info.unique_id()) {
// If the ID has changed (for example, after it's been mounted), we need
// to remove the old device.
devices_.remove(old_id);
emit DeviceRemoved(old_id);
old_id = QString();
}
devices_[info.unique_id()] = info;
}
if (!old_id.isEmpty())
emit DeviceChanged(old_id);
else {
emit DeviceAdded(info.unique_id());
}
}
void DeviceKitLister::Init() {
interface_.reset(new OrgFreedesktopUDisksInterface(
OrgFreedesktopUDisksInterface::staticInterfaceName(),
"/org/freedesktop/UDisks", QDBusConnection::systemBus()));
// Get all the devices currently attached
QDBusPendingReply<QList<QDBusObjectPath> > reply =
interface_->EnumerateDevices();
reply.waitForFinished();
if (!reply.isValid()) {
qLog(Warning) << "Error enumerating DeviceKit-disks devices:"
<< reply.error().name() << reply.error().message();
interface_.reset();
return;
}
// Listen for changes
connect(interface_.get(), SIGNAL(DeviceAdded(QDBusObjectPath)),
SLOT(DBusDeviceAdded(QDBusObjectPath)));
connect(interface_.get(), SIGNAL(DeviceRemoved(QDBusObjectPath)),
SLOT(DBusDeviceRemoved(QDBusObjectPath)));
connect(interface_.get(), SIGNAL(DeviceChanged(QDBusObjectPath)),
SLOT(DBusDeviceChanged(QDBusObjectPath)));
// Get information about each one
QMap<QString, DeviceData> device_data;
for (const QDBusObjectPath& path : reply.value()) {
DeviceData data = ReadDeviceData(path);
if (data.suitable) device_data[data.unique_id()] = data;
}
// Update the internal cache
{
QMutexLocker l(&mutex_);
device_data_ = device_data;
}
// Notify about the changes
for (const QString& id : device_data.keys()) {
emit DeviceAdded(id);
}
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
// Teardown()
// This is invoked when the DAL is torn down by CMIOHardwareUnload(). If the process quits or crashes, the DAL just vanishes.
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
void PlugIn::Teardown()
{
// Grab the muxtex for the plugIn's state
CAMutex::Locker locker(GetStateMutex());
// Cancel the dispatch source for the device event notifications
if (NULL != mDeviceEventDispatchSource)
{
dispatch_source_cancel(mDeviceEventDispatchSource);
dispatch_release(mDeviceEventDispatchSource);
mDeviceEventDispatchSource = NULL;
}
// Do the full teardown if this is outside of the process being torn down or this is the master process
if (not DALA::System::IsInitingOrExiting() or DALA::System::IsMaster())
{
// Teardown all the devices currently being managed
while (0 != GetNumberDevices())
DeviceRemoved(*static_cast<Device*>(GetDeviceByIndex(0)));
// Teardown the super class
DP::PlugIn::Teardown();
}
else
{
// Iterate over the devices and suspend and finalize them
for (UInt32 i = 0 ; i < GetNumberDevices() ; ++i)
{
Device* device = static_cast<Device*>(GetDeviceByIndex(i));
// Suspend the device
device->Unplug();
// Finalize (rather than teardown) the device
device->Finalize();
}
// Teardown the super class
DP::PlugIn::Teardown();
// And leave the rest to die with the process...
}
}
void ColordEngine::init()
{
// Creates a ColorD interface, it must be created with new
// otherwise the object will be deleted when this block ends
QDBusInterface *interface;
interface = new QDBusInterface(QLatin1String("org.freedesktop.ColorManager"),
QLatin1String("/org/freedesktop/ColorManager"),
QLatin1String("org.freedesktop.ColorManager"),
QDBusConnection::systemBus(),
this);
// listen to colord for device events
connect(interface, SIGNAL(DeviceAdded(QDBusObjectPath)),
this, SLOT(deviceAdded(QDBusObjectPath)));
connect(interface, SIGNAL(DeviceRemoved(QDBusObjectPath)),
this, SLOT(deviceRemoved(QDBusObjectPath)));
connect(interface, SIGNAL(DeviceChanged(QDBusObjectPath)),
this, SLOT(deviceChanged(QDBusObjectPath)));
// listen to colord for profile events
connect(interface, SIGNAL(ProfileAdded(QDBusObjectPath)),
this, SLOT(profileAdded(QDBusObjectPath)));
connect(interface, SIGNAL(ProfileRemoved(QDBusObjectPath)),
this, SLOT(profileRemoved(QDBusObjectPath)));
connect(interface, SIGNAL(ProfileChanged(QDBusObjectPath)),
this, SLOT(profileChanged(QDBusObjectPath)));
// Ask for profiles
QDBusMessage msg;
msg = QDBusMessage::createMethodCall(QLatin1String("org.freedesktop.ColorManager"),
QLatin1String("/org/freedesktop/ColorManager"),
QLatin1String("org.freedesktop.ColorManager"),
QLatin1String("GetProfiles"));
QDBusConnection::systemBus().callWithCallback(msg, this, SLOT(gotProfiles(QDBusMessage)));
// Ask for devices
QDBusMessage message;
message = QDBusMessage::createMethodCall(QLatin1String("org.freedesktop.ColorManager"),
QLatin1String("/org/freedesktop/ColorManager"),
QLatin1String("org.freedesktop.ColorManager"),
QLatin1String("GetDevices"));
QDBusConnection::systemBus().callWithCallback(message, this, SLOT(gotDevices(QDBusMessage)));
}
devicemodel::devicemodel(QObject* parent)
:QAbstractListModel(parent)
{
QHash<int, QByteArray> roles;
roles.insert( devicemodel::DeviceName, "deviceName");
roles.insert( devicemodel::DeviceLabel, "deviceLabel");
setRoleNames(roles);
m_deviceInterface = new org::freedesktop::UDisks( QString("org.freedesktop.UDisks"),
QString("/org/freedesktop/UDisks"),
QDBusConnection::systemBus(), this);
connect(m_deviceInterface,SIGNAL(DeviceAdded(QDBusObjectPath)),this,
SLOT(addDevice(QDBusObjectPath)));
connect(m_deviceInterface,SIGNAL(DeviceRemoved(QDBusObjectPath)),this,
SLOT(removeDevice(QDBusObjectPath)));
listDevices();
}
void Udisks2Lister::HandleFinishedUnmountJob(
const Udisks2Lister::PartitionData& partition_data,
const QDBusObjectPath& mounted_object) {
QWriteLocker locker(&device_data_lock_);
QString id;
for (auto& data : device_data_) {
if (data.mount_paths.contains(mounted_object.path())) {
qLog(Debug)
<< "UDisks2 umount job finished, found corresponding device: Drive = "
<< data.dbus_drive_path << " | Partition = " << data.dbus_path;
data.mount_paths.removeOne(mounted_object.path());
if (data.mount_paths.empty()) id = data.unique_id();
break;
}
}
if (!id.isEmpty()) {
qLog(Debug) << "Partition " << partition_data.dbus_path
<< " has no more mount points, removing it from device list";
device_data_.remove(id);
DeviceRemoved(id);
}
}
