public static Process GetParentProcess(int pid)
{
Process process = (Process)null;
int id = Process.GetCurrentProcess().Id;
IntPtr num = IntPtr.Zero;
try
{
ProcessDetails.PROCESSENTRY32 lppe = new ProcessDetails.PROCESSENTRY32()
{
dwSize = (uint)Marshal.SizeOf(typeof(ProcessDetails.PROCESSENTRY32))
};
num = ProcessDetails.CreateToolhelp32Snapshot(2U, 0U);
if (ProcessDetails.Process32First(num, ref lppe))
{
while ((long)pid != (long)lppe.th32ProcessID)
{
if (!ProcessDetails.Process32Next(num, ref lppe))
{
goto label_8;
}
}
process = Process.GetProcessById((int)lppe.th32ParentProcessID);
}
else
{
throw new ApplicationException(string.Format((IFormatProvider)CultureInfo.InvariantCulture, "Failed with win32 error code {0}", (object)Marshal.GetLastWin32Error()));
}
}
catch (Exception ex)
{
Logger.Error("Can't get the process. Ex: {0}", (object)ex.ToString());
}
finally
{
ProcessDetails.CloseHandle(num);
}
label_8:
return(process);
}
private static extern bool Process32Next(
[In] IntPtr hSnapshot,
ref ProcessDetails.PROCESSENTRY32 lppe);
