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- using System;
- using System.Collections.Generic;
- using System.Runtime.InteropServices;
- using System.Diagnostics;
- using System.Text;
- using System.Threading;
- using System.Security.AccessControl;
- using System.Security.Principal;
- namespace FileLockInfo
- {
- public class Win32API
- {
- [DllImport("ntdll.dll")]
- public static extern int NtQueryObject(IntPtr ObjectHandle, int
- ObjectInformationClass, IntPtr ObjectInformation, int ObjectInformationLength,
- ref int returnLength);
- [DllImport("kernel32.dll", SetLastError = true)]
- public static extern uint QueryDosDevice(string lpDeviceName, StringBuilder lpTargetPath, int ucchMax);
- [DllImport("ntdll.dll")]
- public static extern uint NtQuerySystemInformation(int
- SystemInformationClass, IntPtr SystemInformation, int SystemInformationLength,
- ref int returnLength);
- [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
- public static extern IntPtr OpenMutex(UInt32 desiredAccess, bool inheritHandle, string name);
- [DllImport("kernel32.dll")]
- public static extern IntPtr OpenProcess(ProcessAccessFlags dwDesiredAccess, [MarshalAs(UnmanagedType.Bool)] bool bInheritHandle, int dwProcessId);
- [DllImport("kernel32.dll")]
- public static extern int CloseHandle(IntPtr hObject);
- [DllImport("kernel32.dll", SetLastError = true)]
- [return: MarshalAs(UnmanagedType.Bool)]
- public static extern bool DuplicateHandle(IntPtr hSourceProcessHandle,
- ushort hSourceHandle, IntPtr hTargetProcessHandle, out IntPtr lpTargetHandle,
- uint dwDesiredAccess, [MarshalAs(UnmanagedType.Bool)] bool bInheritHandle, uint dwOptions);
- [DllImport("kernel32.dll")]
- public static extern IntPtr GetCurrentProcess();
- public enum ObjectInformationClass : int
- {
- ObjectBasicInformation = 0,
- ObjectNameInformation = 1,
- ObjectTypeInformation = 2,
- ObjectAllTypesInformation = 3,
- ObjectHandleInformation = 4
- }
- [Flags]
- public enum ProcessAccessFlags : uint
- {
- All = 0x001F0FFF,
- Terminate = 0x00000001,
- CreateThread = 0x00000002,
- VMOperation = 0x00000008,
- VMRead = 0x00000010,
- VMWrite = 0x00000020,
- DupHandle = 0x00000040,
- SetInformation = 0x00000200,
- QueryInformation = 0x00000400,
- Synchronize = 0x00100000
- }
- [StructLayout(LayoutKind.Sequential)]
- public struct OBJECT_BASIC_INFORMATION
- { // Information Class 0
- public int Attributes;
- public int GrantedAccess;
- public int HandleCount;
- public int PointerCount;
- public int PagedPoolUsage;
- public int NonPagedPoolUsage;
- public int Reserved1;
- public int Reserved2;
- public int Reserved3;
- public int NameInformationLength;
- public int TypeInformationLength;
- public int SecurityDescriptorLength;
- public System.Runtime.InteropServices.ComTypes.FILETIME CreateTime;
- }
- [StructLayout(LayoutKind.Sequential)]
- public struct OBJECT_TYPE_INFORMATION
- { // Information Class 2
- public UNICODE_STRING Name;
- public int ObjectCount;
- public int HandleCount;
- public int Reserved1;
- public int Reserved2;
- public int Reserved3;
- public int Reserved4;
- public int PeakObjectCount;
- public int PeakHandleCount;
- public int Reserved5;
- public int Reserved6;
- public int Reserved7;
- public int Reserved8;
- public int InvalidAttributes;
- public GENERIC_MAPPING GenericMapping;
- public int ValidAccess;
- public byte Unknown;
- public byte MaintainHandleDatabase;
- public int PoolType;
- public int PagedPoolUsage;
- public int NonPagedPoolUsage;
- }
- [StructLayout(LayoutKind.Sequential)]
- public struct OBJECT_NAME_INFORMATION
- { // Information Class 1
- public UNICODE_STRING Name;
- }
- [StructLayout(LayoutKind.Sequential, Pack = 1)]
- public struct UNICODE_STRING
- {
- public ushort Length;
- public ushort MaximumLength;
- public IntPtr Buffer;
- }
- [StructLayout(LayoutKind.Sequential)]
- public struct GENERIC_MAPPING
- {
- public int GenericRead;
- public int GenericWrite;
- public int GenericExecute;
- public int GenericAll;
- }
- [StructLayout(LayoutKind.Sequential, Pack = 1)]
- public struct SYSTEM_HANDLE_INFORMATION
- { // Information Class 16
- public int ProcessID;
- public byte ObjectTypeNumber;
- public byte Flags; // 0x01 = PROTECT_FROM_CLOSE, 0x02 = INHERIT
- public ushort Handle;
- public int Object_Pointer;
- public UInt32 GrantedAccess;
- }
- public const int MAX_PATH = 260;
- public const uint STATUS_INFO_LENGTH_MISMATCH = 0xC0000004;
- public const int DUPLICATE_SAME_ACCESS = 0x2;
- public const int DUPLICATE_CLOSE_SOURCE = 0x1;
- }
- public class Win32Processes
- {
- const int CNST_SYSTEM_HANDLE_INFORMATION = 16;
- const uint STATUS_INFO_LENGTH_MISMATCH = 0xc0000004;
- public static string getObjectTypeName(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;
- var objObjectType = new Win32API.OBJECT_TYPE_INFORMATION();
- IntPtr ipObjectType = IntPtr.Zero;
- IntPtr ipObjectName = IntPtr.Zero;
- string strObjectTypeName = "";
- int nLength = 0;
- int nReturn = 0;
- IntPtr ipTemp = IntPtr.Zero;
- if (!Win32API.DuplicateHandle(m_ipProcessHwnd, 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);
- ipObjectType = Marshal.AllocHGlobal(objBasic.TypeInformationLength);
- nLength = objBasic.TypeInformationLength;
- while ((uint)(nReturn = Win32API.NtQueryObject(
- ipHandle, (int)Win32API.ObjectInformationClass.ObjectTypeInformation, ipObjectType,
- nLength, ref nLength)) ==
- Win32API.STATUS_INFO_LENGTH_MISMATCH)
- {
- Marshal.FreeHGlobal(ipObjectType);
- ipObjectType = Marshal.AllocHGlobal(nLength);
- }
- objObjectType = (Win32API.OBJECT_TYPE_INFORMATION)Marshal.PtrToStructure(ipObjectType, objObjectType.GetType());
- if (Is64Bits())
- {
- ipTemp = new IntPtr(Convert.ToInt64(objObjectType.Name.Buffer.ToString(), 10) >> 32);
- }
- else
- {
- ipTemp = objObjectType.Name.Buffer;
- }
- strObjectTypeName = Marshal.PtrToStringUni(ipTemp, objObjectType.Name.Length >> 1);
- Marshal.FreeHGlobal(ipObjectType);
- return strObjectTypeName;
- }
- 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, 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;
- }
- public static List<Win32API.SYSTEM_HANDLE_INFORMATION>
- GetHandles(Process process = null, string IN_strObjectTypeName = null, string IN_strObjectName = null)
- {
- 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;
- }
- string strObjectTypeName2 = getObjectTypeName(shHandle, Process.GetProcessById(shHandle.ProcessID));
- string strObjectName2 = getObjectName(shHandle, Process.GetProcessById(shHandle.ProcessID));
- Console.WriteLine("{0} {1} {2}", shHandle.ProcessID, strObjectTypeName2, strObjectName2);
- lstHandles.Add(shHandle);
- }
- return lstHandles;
- }
- public static bool Is64Bits()
- {
- return Marshal.SizeOf(typeof(IntPtr)) == 8 ? true : false;
- }
- }
- class Program
- {
- static void Main(string[] args)
- {
- try
- {
- WindowsIdentity identity = WindowsIdentity.GetCurrent();
- WindowsPrincipal principal = new WindowsPrincipal(identity);
- if (!principal.IsInRole(WindowsBuiltInRole.Administrator))
- {
- Console.WriteLine("===========================================================");
- Console.WriteLine(" ");
- Console.WriteLine("Please Run A3-Unlocker.exe as a \"Run As Administrator\" ");
- Console.WriteLine(" ");
- Console.WriteLine("===========================================================");
- Console.WriteLine("Press Enter to Exit");
- }
- else {
- String MutexName = "OnceMutexA3Client";
- String ProcessName = "A3Client";
- bool Violated = false;
- Console.WriteLine("===========================================================");
- Console.WriteLine(" ");
- Console.WriteLine("Welcome To A3 Unlocker, Lets Kill Some Mutex");
- Console.WriteLine(" ");
- Console.WriteLine("===========================================================");
- Console.WriteLine(" ");
- try {
- Process [] processes = Process.GetProcessesByName(ProcessName);
- if (processes.Length == 0) {
- Console.WriteLine("NO A3 Client Running");
- Console.WriteLine(" ");
- Console.WriteLine(" Please Run A3 Client First!!!");
- Violated = false;
- }
- else {
- Console.WriteLine("{0} A3 Instance", processes.Length);
- foreach (var process in processes ) {
- try
- {
- var handles = Win32Processes.GetHandles(process, "Mutant", "\\Sessions\\1\\BaseNamedObjects\\" + MutexName);
- if (handles.Count == 0) throw new System.ArgumentException("NoMutex", "original");
- foreach (var handle in handles) {
- IntPtr ipHandle = IntPtr.Zero;
- if (!Win32API.DuplicateHandle(Process.GetProcessById(handle.ProcessID).Handle, handle.Handle, Win32API.GetCurrentProcess(), out ipHandle, 0, false, Win32API.DUPLICATE_CLOSE_SOURCE))
- Console.WriteLine("DuplicateHandle() failed, error = {0}", Marshal.GetLastWin32Error());
- Console.WriteLine("Mutex was killed");
- Violated = true;
- }
- }
- catch (ArgumentException)
- {
- Console.WriteLine("The Mutex '{0}' was not found in the process '{1}'", MutexName, ProcessName);
- Violated = true;
- }
- }
- }
- }
- catch (IndexOutOfRangeException)
- {
- Console.WriteLine("NO A3 Client Running");
- Console.WriteLine(" ");
- Console.WriteLine(" Please Run A3 Client First!!!");
- Violated = false;
- }
- if (Violated) {
- Console.WriteLine(" ");
- Console.WriteLine("We are done!!! Enjoy");
- Console.WriteLine(" ");
- Console.WriteLine("Must close this EXE before running another A3 Instance. Press Enter to exit");
- }
- }
- }
- catch (Exception ex)
- {
- if (ex != null) {}
- }
- Console.ReadLine();
- }
- }
- }
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