//https://msdn.microsoft.com/en-us/library/windows/desktop/aa394372%28v=vs.85%29.aspx
private static ProcessInfo ManagementObjectToProcessInfo(ManagementObject queryObj, Process process)
{
var result = new ProcessInfo
{
Name = queryObj.TryGetProperty <string>("Name"),
PrivateBytes = process?.PrivateMemorySize64 ?? 0,
WorkingSet = (long)queryObj.TryGetProperty <ulong>("WorkingSetSize"),
Id = (int)queryObj.TryGetProperty <uint>("ProcessId"),
ParentProcess = (int)queryObj.TryGetProperty <uint>("ParentProcessId"),
StartTime =
(ManagementExtensions.ToDateTimeSafe(queryObj.TryGetProperty <string>("CreationDate")) ??
ExceptionUtilities.EatExceptions(() => process?.StartTime) ?? DateTime.MinValue)
.ToUniversalTime(),
Filename = queryObj.TryGetProperty <string>("ExecutablePath"),
CommandLine = queryObj.TryGetProperty <string>("CommandLine"),
MainWindowHandle = (long)(process?.MainWindowHandle ?? IntPtr.Zero)
};
ApplyProcessInformation(process, result, queryObj.TryGetProperty <string>("ExecutablePath"));
return(result);
}
private List <DeviceInfo> GetAllDevices()
{
var list = new List <DeviceInfo>();
using (
var searcher = new ManagementObjectSearcher(@"\\" + Environment.MachineName + @"\root\CIMV2",
"Select * from Win32_PnPEntity"))
using (var collection = searcher.Get())
{
foreach (var managementObject in collection.Cast <ManagementObject>())
{
if (managementObject.TryGetProperty <string>("DeviceId") == @"HTREE\ROOT\0")
{
continue;
}
var device = new DeviceInfo
{
Name = managementObject.TryGetProperty <string>("Caption"),
DeviceId = managementObject.TryGetProperty <string>("DeviceId"),
Description = managementObject.TryGetProperty <string>("Description"),
Manufacturer = managementObject.TryGetProperty <string>("Manufacturer"),
StatusCode = managementObject.TryGetProperty <uint>("ConfigManagerErrorCode")
};
var hardwareIds = managementObject.TryGetProperty <string[]>("HardWareID");
if (hardwareIds?.Length > 0)
{
device.HardwareId = hardwareIds[0];
}
list.Add(device);
var classGuidString = managementObject.TryGetProperty <string>("ClassGuid");
Guid classGuid;
#if NET35
try
{
classGuid = new Guid(classGuidString);
}
catch (Exception)
{
classGuid = Guid.Empty;
}
#else
if (!Guid.TryParse(classGuidString, out classGuid))
{
classGuid = Guid.Empty;
}
#endif
device.Category = DeviceCategory.None;
foreach (var value in (DeviceCategory[])Enum.GetValues(typeof(DeviceCategory)))
{
if (value.GetAttributeOfType <DeviceCategoryGuidAttribute>().Guid == classGuid)
{
device.Category = value;
break;
}
}
if (device.Category == DeviceCategory.None)
{
device.CustomCategory = managementObject.TryGetProperty <string>("PNPClass");
}
}
}
using (
var searcher = new ManagementObjectSearcher(@"\\" + Environment.MachineName + @"\root\CIMV2",
"Select * from Win32_PnPSignedDriver"))
using (var collection = searcher.Get())
{
foreach (var managementObject in collection.Cast <ManagementObject>())
{
var deviceId = managementObject.TryGetProperty <string>("DeviceID");
var device = list.FirstOrDefault(x => x.DeviceId == deviceId);
if (device != null)
{
device.DriverFriendlyName = managementObject.TryGetProperty <string>("FriendlyName");
var buildDate = managementObject.TryGetProperty <string>("DriverDate");
if (buildDate != null)
{
device.DriverBuildDate = (ManagementExtensions.ToDateTimeSafe(buildDate) ?? DateTime.MinValue).ToUniversalTime();
}
device.DriverDescription = managementObject.TryGetProperty <string>("Description");
var installDate = managementObject.TryGetProperty <string>("InstallDate");
if (installDate != null)
{
device.DriverInstallDate =
(ManagementExtensions.ToDateTimeSafe(installDate) ?? DateTime.MinValue).ToUniversalTime();
}
device.DriverName = managementObject.TryGetProperty <string>("DriverName");
device.DriverProviderName = managementObject.TryGetProperty <string>("DriverProviderName");
device.DriverSigner = managementObject.TryGetProperty <string>("Signer");
device.DriverVersion = managementObject.TryGetProperty <string>("DriverVersion");
device.DriverInfName = managementObject.TryGetProperty <string>("InfName");
}
}
}
return(list);
}