Esempio n. 1
0
        public static List <Win32API.SYSTEM_HANDLE_INFORMATION> GetHandles(Process process, string IN_strObjectTypeName,
                                                                           string IN_strObjectName, string inclusiveName)
        {
            uint   nStatus;
            int    nHandleInfoSize = 0x10000;
            IntPtr ipHandlePointer = Marshal.AllocHGlobal(nHandleInfoSize);
            int    nLength         = 0;
            IntPtr ipHandle        = IntPtr.Zero;

            while ((nStatus = Win32API.NtQuerySystemInformation(CNST_SYSTEM_HANDLE_INFORMATION, ipHandlePointer,
                                                                nHandleInfoSize, ref nLength)) == STATUS_INFO_LENGTH_MISMATCH)
            {
                nHandleInfoSize = nLength;
                Marshal.FreeHGlobal(ipHandlePointer);
                ipHandlePointer = Marshal.AllocHGlobal(nLength);
            }

            byte[] baTemp = new byte[nLength];
            Marshal.Copy(ipHandlePointer, baTemp, 0, nLength);

            long lHandleCount = 0;

            if (Is64Bits())
            {
                lHandleCount = Marshal.ReadInt64(ipHandlePointer);
                ipHandle     = new IntPtr(ipHandlePointer.ToInt64() + 8);
            }
            else
            {
                lHandleCount = Marshal.ReadInt32(ipHandlePointer);
                ipHandle     = new IntPtr(ipHandlePointer.ToInt32() + 4);
            }

            Win32API.SYSTEM_HANDLE_INFORMATION        shHandle;
            List <Win32API.SYSTEM_HANDLE_INFORMATION> lstHandles = new List <Win32API.SYSTEM_HANDLE_INFORMATION>();

            for (long lIndex = 0; lIndex < lHandleCount; lIndex++)
            {
                shHandle = new Win32API.SYSTEM_HANDLE_INFORMATION();
                if (Is64Bits())
                {
                    shHandle = (Win32API.SYSTEM_HANDLE_INFORMATION)Marshal.PtrToStructure(ipHandle, shHandle.GetType());
                    ipHandle = new IntPtr(ipHandle.ToInt64() + Marshal.SizeOf(shHandle) + 8);
                }
                else
                {
                    ipHandle = new IntPtr(ipHandle.ToInt64() + Marshal.SizeOf(shHandle));
                    shHandle = (Win32API.SYSTEM_HANDLE_INFORMATION)Marshal.PtrToStructure(ipHandle, shHandle.GetType());
                }

                if (process != null)
                {
                    if (shHandle.ProcessID != process.Id)
                    {
                        continue;
                    }
                }

                string strObjectTypeName = "";
                if (IN_strObjectTypeName != null)
                {
                    strObjectTypeName = getObjectTypeName(shHandle, Process.GetProcessById(shHandle.ProcessID));
                    if (strObjectTypeName != IN_strObjectTypeName)
                    {
                        continue;
                    }
                }

                string strObjectName = "";
                if (IN_strObjectName != null)
                {
                    strObjectName = getObjectName(shHandle, Process.GetProcessById(shHandle.ProcessID));
                    //if (strObjectName != IN_strObjectName) continue;
                    if (strObjectName != null && strObjectName.Contains(IN_strObjectName))
                    {
                    }
                    else
                    {
                        continue;
                    }
                }

                Process proc = Process.GetProcessById(shHandle.ProcessID);
                string  strObjectTypeName2 = getObjectTypeName(shHandle, proc);
                string  strObjectName2     = getObjectName(shHandle, proc);
                //Console.WriteLine("Win32Api: {0}   {1}   {2}", shHandle.ProcessID, strObjectTypeName2, strObjectName2);

                if (strObjectName2.Contains(inclusiveName))
                {
                    lstHandles.Add(shHandle);
                }
            }
            return(lstHandles);
        }
Esempio n. 2
0
        public static string getObjectName(Win32API.SYSTEM_HANDLE_INFORMATION shHandle, Process process)
        {
            IntPtr m_ipProcessHwnd = Win32API.OpenProcess(Win32API.ProcessAccessFlags.All, false, process.Id);
            IntPtr ipHandle        = IntPtr.Zero;
            var    objBasic        = new Win32API.OBJECT_BASIC_INFORMATION();
            IntPtr ipBasic         = IntPtr.Zero;
            IntPtr ipObjectType    = IntPtr.Zero;
            var    objObjectName   = new Win32API.OBJECT_NAME_INFORMATION();
            IntPtr ipObjectName    = IntPtr.Zero;
            string strObjectName   = "";
            int    nLength         = 0;
            int    nReturn         = 0;
            IntPtr ipTemp          = IntPtr.Zero;

            if (!Win32API.DuplicateHandle(m_ipProcessHwnd, (IntPtr)shHandle.Handle, Win32API.GetCurrentProcess(),
                                          out ipHandle, 0, false, Win32API.DUPLICATE_SAME_ACCESS))
            {
                return(null);
            }

            ipBasic = Marshal.AllocHGlobal(Marshal.SizeOf(objBasic));
            Win32API.NtQueryObject(ipHandle, (int)Win32API.ObjectInformationClass.ObjectBasicInformation,
                                   ipBasic, Marshal.SizeOf(objBasic), ref nLength);
            objBasic = (Win32API.OBJECT_BASIC_INFORMATION)Marshal.PtrToStructure(ipBasic, objBasic.GetType());
            Marshal.FreeHGlobal(ipBasic);


            nLength = objBasic.NameInformationLength;

            ipObjectName = Marshal.AllocHGlobal(nLength);
            while ((uint)(nReturn = Win32API.NtQueryObject(
                              ipHandle, (int)Win32API.ObjectInformationClass.ObjectNameInformation,
                              ipObjectName, nLength, ref nLength))
                   == Win32API.STATUS_INFO_LENGTH_MISMATCH)
            {
                Marshal.FreeHGlobal(ipObjectName);
                ipObjectName = Marshal.AllocHGlobal(nLength);
            }
            objObjectName = (Win32API.OBJECT_NAME_INFORMATION)Marshal.PtrToStructure(ipObjectName, objObjectName.GetType());

            if (Is64Bits())
            {
                ipTemp = new IntPtr(Convert.ToInt64(objObjectName.Name.Buffer.ToString(), 10) >> 32);
            }
            else
            {
                ipTemp = objObjectName.Name.Buffer;
            }

            if (ipTemp != IntPtr.Zero)
            {
                byte[] baTemp2 = new byte[nLength];
                try {
                    Marshal.Copy(ipTemp, baTemp2, 0, nLength);

                    strObjectName = Marshal.PtrToStringUni(Is64Bits() ?
                                                           new IntPtr(ipTemp.ToInt64()) :
                                                           new IntPtr(ipTemp.ToInt32()));
                    return(strObjectName);
                } catch (AccessViolationException) {
                    return(null);
                } finally {
                    Marshal.FreeHGlobal(ipObjectName);
                    Win32API.CloseHandle(ipHandle);
                }
            }
            return(null);
        }