internal DeviceNode(int devinst)
{
_devinst = devinst;
InstanceId = DeviceUtils.GetDeviceNodeId(devinst);
Name = DeviceUtils.GetDeviceName(devinst);
if (string.IsNullOrWhiteSpace(Name))
{
Name = InstanceId;
}
PDOName = DeviceUtils.GetPropertyString(devinst, DevicePropertyKeys.DEVPKEY_Device_PDOName);
INFName = DeviceUtils.GetPropertyString(devinst, DevicePropertyKeys.DEVPKEY_Device_DriverInfPath);
SessionId = DeviceUtils.GetPropertyUInt32(devinst, DevicePropertyKeys.DEVPKEY_Device_SessionId);
Service = GetServiceName(DeviceUtils.GetPropertyString(devinst, DevicePropertyKeys.DEVPKEY_Device_Service));
if (string.IsNullOrEmpty(INFName))
{
INFPath = string.Empty;
}
else
{
INFPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Windows), "INF", INFName);
}
DeviceStackPaths = DeviceUtils.GetPropertyStringList(devinst, DevicePropertyKeys.DEVPKEY_Device_Stack);
_device_stack = new Lazy <IReadOnlyList <DeviceStackEntry> >(BuildDeviceStack);
_parent = new Lazy <DeviceNode>(GetParent);
Class = DeviceUtils.GetPropertyGuid(devinst, DevicePropertyKeys.DEVPKEY_Device_ClassGuid);
IsPresent = DeviceUtils.GetPropertyBoolean(devinst, DevicePropertyKeys.DEVPKEY_Device_IsPresent);
UpperFilters = DeviceUtils.GetPropertyStringList(devinst, DevicePropertyKeys.DEVPKEY_Device_UpperFilters);
LowerFilters = DeviceUtils.GetPropertyStringList(devinst, DevicePropertyKeys.DEVPKEY_Device_LowerFilters);
ContainerId = DeviceUtils.GetPropertyGuid(devinst, DevicePropertyKeys.DEVPKEY_Device_ContainerId);
BusType = DeviceUtils.GetPropertyGuid(devinst, DevicePropertyKeys.DEVPKEY_Device_BusTypeGuid);
_sd = new Lazy <SecurityDescriptor>(GetSecurityDescriptor);
_properties = new Lazy <List <DeviceProperty> >(GetAllProperties);
_service_info = new Lazy <ServiceInformation>(GetServiceInformation);
}
internal DeviceInterfaceClass(Guid guid, bool all_devices)
{
Class = guid;
Instances = DeviceUtils.GetDeviceInterfaceList(guid, null, all_devices)
.Select(s => new DeviceInterfaceInstance(s, guid)).ToList().AsReadOnly();
Name = DeviceUtils.GetDeviceInterfaceName(Class);
_properties = new Lazy <List <DeviceProperty> >(GetAllProperties);
}
internal DeviceInterfaceInstance(string link_path, Guid class_guid)
{
SymbolicLinkPath = link_path;
Class = class_guid;
InstanceId = DeviceUtils.GetProperty(link_path,
DevicePropertyKeys.DEVPKEY_Device_InstanceId).GetString();
_device_path = new Lazy <string>(MapWin32ToDevicePath);
_properties = new Lazy <List <DeviceProperty> >(GetAllProperties);
}
internal DeviceSetupClass(Guid class_guid)
{
Class = class_guid;
FriendlyName = DeviceUtils.GetClassString(class_guid, false, DevicePropertyKeys.DEVPKEY_DeviceClass_Name, false).GetResultOrDefault(class_guid.ToString());
Name = DeviceUtils.GetClassString(class_guid, false, DevicePropertyKeys.DEVPKEY_DeviceClass_ClassName, false).GetResultOrDefault(class_guid.ToString());
DeviceType = (FileDeviceType)DeviceUtils.GetClassInt(class_guid, false, DevicePropertyKeys.DEVPKEY_DeviceClass_DevType, false).GetResultOrDefault(0);
Characteristics = (FileDeviceCharacteristics)DeviceUtils.GetClassInt(class_guid, false, DevicePropertyKeys.DEVPKEY_DeviceClass_Characteristics, false).GetResultOrDefault(0);
SecurityDescriptor = DeviceUtils.GetDeviceSecurityDescriptor(class_guid, false).GetResultOrDefault();
UpperFilters = DeviceUtils.GetClassStringList(class_guid, false, DevicePropertyKeys.DEVPKEY_DeviceClass_UpperFilters);
LowerFilters = DeviceUtils.GetClassStringList(class_guid, false, DevicePropertyKeys.DEVPKEY_DeviceClass_LowerFilters);
_properties = new Lazy <List <DeviceProperty> >(GetAllProperties);
}
private List <DeviceProperty> GetAllProperties()
{
return(DeviceUtils.GetDeviceProperties(Class, true).ToList());
}
/// <summary>
/// Get device instances.
/// </summary>
/// <param name="all_devices">Return all devices.</param>
/// <returns>The list of devices instances.</returns>
public IReadOnlyList <DeviceNode> GetInstances(bool all_devices)
{
return(DeviceUtils.GetDeviceNodeList(Class, all_devices).ToList().AsReadOnly());
}
private static Guid GetDeviceInterfaceClass(string link_path)
{
return(DeviceUtils.GetProperty(link_path,
DevicePropertyKeys.DEVPKEY_DeviceInterface_ClassGuid).GetGuid()
?? throw new ArgumentException("Unknown device interface instance."));
}
private List <DeviceProperty> GetAllProperties()
{
return(DeviceUtils.GetInterfaceInstanceProperties(SymbolicLinkPath).ToList());
}
private List <DeviceProperty> GetAllProperties()
{
return(DeviceUtils.GetDeviceProperties(_devinst).ToList());
}
private SecurityDescriptor GetSecurityDescriptor()
{
return(DeviceUtils.GetProperty(_devinst,
DevicePropertyKeys.DEVPKEY_Device_Security)?.GetSecurityDescriptor());
}
/// <summary>
/// Get the setup class for this instance.
/// </summary>
/// <returns>Returns the setup class.</returns>
/// <exception cref="ArgumentException">Thrown if invalid setup GUID.</exception>
public DeviceSetupClass GetSetupClass()
{
return(DeviceUtils.GetDeviceSetupClass(Class));
}
