QStringList QDeviceDiscoveryStatic::scanConnectedDevices()
{
QStringList devices;
QDir dir;
dir.setFilter(QDir::System);
// check for input devices
if (m_types & Device_InputMask) {
dir.setPath(QString::fromLatin1(QT_EVDEV_DEVICE_PATH));
const auto deviceFiles = dir.entryList();
for (const QString &deviceFile : deviceFiles) {
QString absoluteFilePath = dir.absolutePath() + QLatin1Char('/') + deviceFile;
if (checkDeviceType(absoluteFilePath))
devices << absoluteFilePath;
}
}
// check for drm devices
if (m_types & Device_VideoMask) {
dir.setPath(QString::fromLatin1(QT_DRM_DEVICE_PATH));
const auto deviceFiles = dir.entryList();
for (const QString &deviceFile : deviceFiles) {
QString absoluteFilePath = dir.absolutePath() + QLatin1Char('/') + deviceFile;
if (checkDeviceType(absoluteFilePath))
devices << absoluteFilePath;
}
}
qCDebug(lcDD) << "Found matching devices" << devices;
return devices;
}
void QDeviceDiscovery::handleUDevNotification()
{
if (!m_udevMonitor)
return;
struct udev_device *dev;
QString devNode;
dev = udev_monitor_receive_device(m_udevMonitor);
if (!dev)
goto cleanup;
const char *action;
action = udev_device_get_action(dev);
if (!action)
goto cleanup;
const char *str;
str = udev_device_get_devnode(dev);
if (!str)
goto cleanup;
const char *subsystem;
devNode = QString::fromUtf8(str);
if (devNode.startsWith(QLatin1String(QT_EVDEV_DEVICE)))
subsystem = "input";
else if (devNode.startsWith(QLatin1String(QT_DRM_DEVICE)))
subsystem = "drm";
else goto cleanup;
// if we cannot determine a type, walk up the device tree
if (!checkDeviceType(dev)) {
// does not increase the refcount
dev = udev_device_get_parent_with_subsystem_devtype(dev, subsystem, 0);
if (!dev)
goto cleanup;
if (!checkDeviceType(dev))
goto cleanup;
}
if (qstrcmp(action, "add") == 0)
emit deviceDetected(devNode);
if (qstrcmp(action, "remove") == 0)
emit deviceRemoved(devNode);
cleanup:
udev_device_unref(dev);
}
/**
* Initializes the fbapp_ native resources.
*/
void fbapp_init() {
isFullScreen = 0;
reverse_orientation = 0;
linuxFbDeviceType = LINUX_FB_VERSATILE_INTEGRATOR;
checkDeviceType();
initScreenBuffer(
fbapp_get_screen_width(0), fbapp_get_screen_height(0));
connectFrameBuffer();
}
QStringList QDeviceDiscovery::scanConnectedDevices()
{
QStringList devices;
QDir dir;
dir.setFilter(QDir::System);
// check for input devices
if (m_types & Device_InputMask) {
dir.setPath(QString::fromLatin1(QT_EVDEV_DEVICE_PATH));
foreach (const QString &deviceFile, dir.entryList()) {
QString absoluteFilePath = dir.absolutePath() + QString::fromLatin1("/") + deviceFile;
if (checkDeviceType(absoluteFilePath))
devices << absoluteFilePath;
}
}
QStringList QDeviceDiscoveryStatic::old_ScanConnectedDevices()
{
QStringList devices;
QDir dir;
dir.setFilter(QDir::System);
if (m_types & Device_InputMask) {
dir.setPath(QString::fromLatin1(QT_EVDEV_DEVICE_PATH));
foreach (const QString &deviceFile, dir.entryList()) {
if (-1 == deviceFile.indexOf(QString::fromLatin1(QT_EVDEV_DEVICE_PREFIX))) {
continue;
}
QString absoluteFilePath = dir.absolutePath() + QString::fromLatin1("/") + deviceFile;
if (checkDeviceType(absoluteFilePath))
devices << absoluteFilePath;
}
}