CUPowerSyscall::CUPowerSyscall()
{
CLog::Log(LOGINFO, "Selected UPower as PowerSyscall");
m_lowBattery = false;
//! @todo do not use dbus_connection_pop_message() that requires the use of a
//! private connection
if (m_connection.Connect(DBUS_BUS_SYSTEM, true))
{
dbus_connection_set_exit_on_disconnect(m_connection, false);
CDBusError error;
dbus_bus_add_match(m_connection, "type='signal',interface='org.freedesktop.UPower'", error);
dbus_connection_flush(m_connection);
if (error)
{
error.Log("UPower: Failed to attach to signal");
m_connection.Destroy();
}
}
m_CanPowerdown = false;
m_CanReboot = false;
UpdateCapabilities();
EnumeratePowerSources();
}
bool CDBusUtil::TryMethodCall(DBusBusType bus, const char* destination, const char* object, const char* interface, const char* method)
{
CDBusMessage message(destination, object, interface, method);
CDBusError error;
message.Send(bus, error);
if (error)
{
error.Log(LOGDEBUG, std::string("DBus method call to ") + interface + "." + method + " at " + object + " of " + destination + " failed");
}
return !error;
}
bool CDBusConnection::Connect(DBusBusType bus, bool openPrivate)
{
CDBusError error;
Connect(bus, error, openPrivate);
if (error)
{
error.Log(LOGWARNING, "DBus connection failed");
return false;
}
return true;
}
CLogindUPowerSyscall::CLogindUPowerSyscall()
{
m_delayLockFd = -1;
m_lowBattery = false;
CLog::Log(LOGINFO, "Selected Logind/UPower as PowerSyscall");
// Check if we have UPower. If not, we avoid any battery related operations.
CDBusMessage message("org.freedesktop.UPower", "/org/freedesktop/UPower", "org.freedesktop.UPower", "EnumerateDevices");
m_hasUPower = message.SendSystem() != NULL;
if (!m_hasUPower)
CLog::Log(LOGINFO, "LogindUPowerSyscall - UPower not found, battery information will not be available");
m_canPowerdown = LogindCheckCapability("CanPowerOff");
m_canReboot = LogindCheckCapability("CanReboot");
m_canHibernate = LogindCheckCapability("CanHibernate");
m_canSuspend = LogindCheckCapability("CanSuspend");
InhibitDelayLock();
m_batteryLevel = 0;
if (m_hasUPower)
UpdateBatteryLevel();
if (!m_connection.Connect(DBUS_BUS_SYSTEM, true))
{
return;
}
CDBusError error;
dbus_connection_set_exit_on_disconnect(m_connection, false);
dbus_bus_add_match(m_connection, "type='signal',interface='org.freedesktop.login1.Manager',member='PrepareForSleep'", error);
if (!error && m_hasUPower)
dbus_bus_add_match(m_connection, "type='signal',interface='org.freedesktop.UPower',member='DeviceChanged'", error);
dbus_connection_flush(m_connection);
if (error)
{
error.Log("UPowerSyscall: Failed to attach to signal");
m_connection.Destroy();
}
}
CUDisks2Provider::CUDisks2Provider()
{
if (!m_connection.Connect(DBUS_BUS_SYSTEM, true))
{
return;
}
dbus_connection_set_exit_on_disconnect(m_connection, static_cast<dbus_bool_t>(false));
CDBusError error;
dbus_bus_add_match(m_connection, UDISKS2_MATCH_RULE, error);
dbus_connection_flush(m_connection);
if (error)
{
error.Log("UDisks2: Failed to attach to signal");
m_connection.Destroy();
}
}