Esempio n. 1
0
        public static void EnablePrivilege(SecurityEntity securityEntity)
        {
            if (!Enum.IsDefined(typeof(SecurityEntity), securityEntity))
            {
                throw new InvalidEnumArgumentException("securityEntity", (int)securityEntity, typeof(SecurityEntity));
            }

            var securityEntityValue = GetSecurityEntityValue(securityEntity);

            try
            {
                var locallyUniqueIdentifier = new NativeMethods.LUID();

                if (NativeMethods.LookupPrivilegeValue(null, securityEntityValue, ref locallyUniqueIdentifier))
                {
                    var TOKEN_PRIVILEGES = new NativeMethods.TOKEN_PRIVILEGES();
                    TOKEN_PRIVILEGES.PrivilegeCount = 1;
                    TOKEN_PRIVILEGES.Attributes     = NativeMethods.SE_PRIVILEGE_ENABLED;
                    TOKEN_PRIVILEGES.Luid           = locallyUniqueIdentifier;

                    var tokenHandle = IntPtr.Zero;
                    try
                    {
                        var currentProcess = NativeMethods.GetCurrentProcess();
                        if (NativeMethods.OpenProcessToken(currentProcess, NativeMethods.TOKEN_ADJUST_PRIVILEGES | NativeMethods.TOKEN_QUERY, out tokenHandle))
                        {
                            if (NativeMethods.AdjustTokenPrivileges(tokenHandle, false,
                                                                    ref TOKEN_PRIVILEGES,
                                                                    1024, IntPtr.Zero, IntPtr.Zero))
                            {
                                var lastError = Marshal.GetLastWin32Error();
                                if (lastError == NativeMethods.ERROR_NOT_ALL_ASSIGNED)
                                {
                                    var win32Exception = new Win32Exception();
                                    throw new InvalidOperationException("AdjustTokenPrivileges failed.", win32Exception);
                                }
                            }
                            else
                            {
                                var win32Exception = new Win32Exception();
                                throw new InvalidOperationException("AdjustTokenPrivileges failed.", win32Exception);
                            }
                        }
                        else
                        {
                            var win32Exception = new Win32Exception();

                            var exceptionMessage = string.Format(CultureInfo.InvariantCulture,
                                                                 "OpenProcessToken failed. CurrentProcess: {0}",
                                                                 currentProcess.ToInt32());

                            throw new InvalidOperationException(exceptionMessage, win32Exception);
                        }
                    }
                    finally
                    {
                        if (tokenHandle != IntPtr.Zero)
                        {
                            NativeMethods.CloseHandle(tokenHandle);
                        }
                    }
                }
                else
                {
                    var win32Exception = new Win32Exception();

                    var exceptionMessage = string.Format(CultureInfo.InvariantCulture,
                                                         "LookupPrivilegeValue failed. SecurityEntityValue: {0}",
                                                         securityEntityValue);

                    throw new InvalidOperationException(exceptionMessage, win32Exception);
                }
            }
            catch (Exception e)
            {
                var exceptionMessage = string.Format(CultureInfo.InvariantCulture,
                                                     "GrandPrivilege failed. SecurityEntity: {0}",
                                                     securityEntity);

                throw new InvalidOperationException(exceptionMessage, e);
            }
        }
Esempio n. 2
0
        public static void EnablePrivilege(SecurityEntity securityEntity)
        {
            if (!Enum.IsDefined(typeof(SecurityEntity), securityEntity))
                throw new InvalidEnumArgumentException("securityEntity", (int)securityEntity, typeof(SecurityEntity));

            var securityEntityValue = GetSecurityEntityValue(securityEntity);
            try
            {
                var locallyUniqueIdentifier = new NativeMethods.LUID();

                if (NativeMethods.LookupPrivilegeValue(null, securityEntityValue, ref locallyUniqueIdentifier))
                {
                    var TOKEN_PRIVILEGES = new NativeMethods.TOKEN_PRIVILEGES();
                    TOKEN_PRIVILEGES.PrivilegeCount = 1;
                    TOKEN_PRIVILEGES.Attributes = NativeMethods.SE_PRIVILEGE_ENABLED;
                    TOKEN_PRIVILEGES.Luid = locallyUniqueIdentifier;

                    var tokenHandle = IntPtr.Zero;
                    try
                    {
                        var currentProcess = NativeMethods.GetCurrentProcess();
                        if (NativeMethods.OpenProcessToken(currentProcess, NativeMethods.TOKEN_ADJUST_PRIVILEGES | NativeMethods.TOKEN_QUERY, out tokenHandle))
                        {
                            if (NativeMethods.AdjustTokenPrivileges(tokenHandle, false,
                                                ref TOKEN_PRIVILEGES,
               1024, IntPtr.Zero, IntPtr.Zero))
                            {
                                var lastError = Marshal.GetLastWin32Error();
                                if (lastError == NativeMethods.ERROR_NOT_ALL_ASSIGNED)
                                {
                                    var win32Exception = new Win32Exception();
                                    throw new InvalidOperationException("AdjustTokenPrivileges failed.", win32Exception);
                                }
                            }
                            else
                            {
                                var win32Exception = new Win32Exception();
                                throw new InvalidOperationException("AdjustTokenPrivileges failed.", win32Exception);
                            }
                        }
                        else
                        {
                            var win32Exception = new Win32Exception();

                            var exceptionMessage = string.Format(CultureInfo.InvariantCulture,
                                                "OpenProcessToken failed. CurrentProcess: {0}",
                                                currentProcess.ToInt32());

                            throw new InvalidOperationException(exceptionMessage, win32Exception);
                        }
                    }
                    finally
                    {
                        if (tokenHandle != IntPtr.Zero)
                            NativeMethods.CloseHandle(tokenHandle);
                    }
                }
                else
                {
                    var win32Exception = new Win32Exception();

                    var exceptionMessage = string.Format(CultureInfo.InvariantCulture,
                                        "LookupPrivilegeValue failed. SecurityEntityValue: {0}",
                                        securityEntityValue);

                    throw new InvalidOperationException(exceptionMessage, win32Exception);
                }
            }
            catch (Exception e)
            {
                var exceptionMessage = string.Format(CultureInfo.InvariantCulture,
                                 "GrandPrivilege failed. SecurityEntity: {0}",
                                 securityEntity);

                throw new InvalidOperationException(exceptionMessage, e);
            }
        }