/** <summary>Convert a name that is either absolute or relative to the
* current device to an absolute name in the namespace, and check we have
* access to it (i.e. it is a subname of our current name)</summary> */
Aml.ACPIName GetValidName(string name)
{
if (name == null)
{
return(null);
}
if (name.Length == 0)
{
name = "\\";
}
string act_name = null;
if (name[0] == '\\')
{
act_name = name;
}
else if (name[0] == '.')
{
act_name = device.ToString() + name;
}
else
{
act_name = device.ToString() + "." + name;
}
Aml.ACPIName ret = act_name;
/* Now check the new name is a subobject of the current device */
if (ret.ElementCount < device.ElementCount)
{
return(null);
}
for (int i = 0; i < device.ElementCount; i++)
{
if (ret.NameElement(i).Equals(device.NameElement(i)) == false)
{
return(null);
}
}
return(ret);
}
public IList <Aml.ACPIName> GetDevices(int depth)
{
List <Aml.ACPIName> ret = new List <Aml.ACPIName>();
foreach (var dev in acpi.n.Devices)
{
Aml.ACPIName dev_name = dev.Key;
if (dev.Value.Initialized == false)
{
continue;
}
/* Now check the new name is a subobject of the current device */
if (dev_name.ElementCount < device.ElementCount)
{
continue;
}
if (depth != -1 && dev_name.ElementCount > device.ElementCount + depth)
{
continue;
}
bool subdevice = true;
for (int i = 0; i < device.ElementCount; i++)
{
if (dev_name.NameElement(i).Equals(device.NameElement(i)) == false)
{
subdevice = false;
break;
}
}
if (subdevice)
{
ret.Add(dev_name);
}
}
return(ret);
}
internal ACPIConfiguration(acpipc acpiDev, Aml.ACPIName deviceName)
{
acpi = acpiDev;
device = deviceName;
}