/// <param name="hardwareID">enumerator-specific-device-id</param>
public static string DetectExportedDeviceInstanceID(string path, string hardwareID, out string deviceID)
{
Console.WriteLine("Searching for '" + hardwareID + "' in " + path);
deviceID = String.Empty; // sometimes the device presents longer hardware ID than the one specified in the driver
string enumerator = PNPDriverIntegratorUtils.GetEnumeratorNameFromHardwareID(hardwareID);
if (enumerator == "*")
{
return(String.Empty); // unsupported enumerator;
}
string deviceInstanceID = String.Empty;
ExportedRegistryKey hiveKey = new ExportedRegistry(path).LocalMachine.OpenSubKey(@"SYSTEM\CurrentControlSet\Enum" + enumerator);
foreach (string deviceKeyName in hiveKey.GetSubKeyNames())
{
ExportedRegistryKey deviceKey = hiveKey.OpenSubKey(deviceKeyName);
if (deviceKey != null)
{
foreach (string instanceKeyName in deviceKey.GetSubKeyNames())
{
ExportedRegistryKey instanceKey = deviceKey.OpenSubKey(instanceKeyName);
if (instanceKey != null)
{
object compatibleIDsEntry = instanceKey.GetValue("CompatibleIDs", new string[0]);
if (compatibleIDsEntry is string[])
{
string[] compatibleIDs = (string[])compatibleIDsEntry;
foreach (string compatibleID in compatibleIDs)
{
if (compatibleID.Equals(hardwareID, StringComparison.InvariantCultureIgnoreCase))
{
deviceID = RegistryKeyUtils.GetShortKeyName(deviceKey.Name);
deviceInstanceID = RegistryKeyUtils.GetShortKeyName(instanceKey.Name);
// Irrelevant Note: if a device is present but not installed in Windows then ConfigFlags entry will not be present
// and it doesn't matter anyway because we don't care about how existing installation configure the device
// there are two reasons not to use DeviceDesc from the local machine:
// 1. on Windows 6.0+ (or just Windows PE?) the format is different and not compatible with Windows 5.x
// 2. If the hadrware is present but not installed, the DeviceDesc will be a generic description (e.g. 'Ethernet Controller')
Console.WriteLine("Found matching device: '" + deviceID + "'");
return(deviceInstanceID);
}
}
}
}
}
}
}
return(deviceInstanceID);
}
public static List <string> GetExportedHardwareCompatibleIDs(string path)
{
List <string> result = new List <string>();
string keyName = @"SYSTEM\CurrentControlSet\Enum";
ExportedRegistryKey hiveKey = new ExportedRegistry(path).LocalMachine.OpenSubKey(keyName);
foreach (string enumerator in hiveKey.GetSubKeyNames())
{
ExportedRegistryKey enumeratorKey = hiveKey.OpenSubKey(enumerator);
if (enumeratorKey != null)
{
foreach (string deviceKeyName in enumeratorKey.GetSubKeyNames())
{
ExportedRegistryKey deviceKey = enumeratorKey.OpenSubKey(deviceKeyName);
if (deviceKey != null)
{
foreach (string instanceKeyName in deviceKey.GetSubKeyNames())
{
ExportedRegistryKey instanceKey = deviceKey.OpenSubKey(instanceKeyName);
if (instanceKey != null)
{
object hardwareIDEntry = instanceKey.GetValue("HardwareID", new string[0]);
if (hardwareIDEntry is string[])
{
result.AddRange((string[])hardwareIDEntry);
}
object compatibleIDsEntry = instanceKey.GetValue("CompatibleIDs", new string[0]);
if (compatibleIDsEntry is string[])
{
string[] compatibleIDs = (string[])compatibleIDsEntry;
result.AddRange(compatibleIDs);
}
}
}
}
}
}
}
return(result);
}