通过C修改对象访问属性#

读取控制
使同步
ReadData(或ListDirectory)
WriteData(或AddFile)
AppendData(或AddSubDirectory或CreatePipeInstance)

编辑

protected FileSystemRights[] AppendFileSystemRights()  
        {  
            return new FileSystemRights[]   
              {  
                  FileSystemRights.ReadAndExecute,
                  FileSystemRights.WriteAttributes,
                  FileSystemRights.Synchronize,  
                  FileSystemRights.ReadAttributes,
                  FileSystemRights.ReadData  
              };  
          }

public void ApplySystemRight(string fileName, FileSystemRights[] rights)  
        {  
            if (string.IsNullOrEmpty(fileName))  
            {  
                return;  
            }  

            if (rights == null || rights.Length <= 0)
            {
                return;
            }

            try
            {
                Console.WriteLine("ATTEMPTING TO OPEN THE FOLLOWING FILE: {0}", fileName);
                fileSec = File.GetAccessControl(fileName);

                for (int i = 0; i < rights.Length; i++)
                {
                    Console.WriteLine("ATTEMPTING TO ADD THE FOLLOWING ACCESS RULE: {0} TO {1}", rights[i], fileName);
                    fileSec.AddAccessRule(new FileSystemAccessRule(user,
                        rights[i], AccessControlType.Allow));
                }

                Console.WriteLine("ATTEMPTING TO SET THE PRECEDING ACCESS RULES: TO {0}", fileName);
                File.SetAccessControl(fileName, fileSec);
            }
            catch (UnauthorizedAccessException uae)
            {
                Console.WriteLine("CAUGHT THE FOLLOWING EXCEPTION: {0}  \n WHILE PROCESSING: {1}", uae.Message, fileName);
            }
            catch (ArgumentNullException ane)
            {
                Console.WriteLine("CAUGHT THE FOLLOWING EXCEPTION: {0}  \n WHILE PROCESSING: {1}", ane.Message, fileName);
            }
            catch (ArgumentException ae)
            {
                Console.WriteLine("CAUGHT THE FOLLOWING EXCEPTION: {0}  \n WHILE PROCESSING: {1}", ae.Message, fileName);
            }

        }