//文件夹与文件列表 
        private bool ListDirectory(string rootDirSystem, string PresentDirOfFTP, ref NetworkStream nw) { 
            //打开文件夹 
            string strPath = rootDirSystem + PresentDirOfFTP; 
            string strFilenameTemp = ""; 
          // Directory oDir = new Directory(strPath); 
            //File. 
            string[] oFiles = Directory.GetFiles(strPath);  //获取某个文件夹下的文件 
            string[] oDirectories = Directory.GetDirectories(strPath); //获取某个文件夹下的子文件夹 
            try { 
                //读取文件列表并传送 
                
                foreach (string oFile in oFiles) { 
                  string strFile; 
                  strFile="-rwxr--r-- 1 owner group "; 
                  FileInfo info = new FileInfo(oFile); 
                  try { 
                      if(oFile.Substring(oFile.Length-4).ToLower()!=".sys") { 
                        strFilenameTemp = info.FullName.Replace(Convert.ToChar("\\"), '/'); 
                        strFile += oFile.Length + " " + File.GetLastWriteTime(oFile).ToString("MM-dd-yyyy"); 
                        strFile+=" "+strFilenameTemp.Trim()+"\r\n"; 
                        byte[] Buffer=Encoding.ASCII.GetBytes(strFile); 
                        try{ 
                            if(nw.CanWrite) { 
                              nw.Write(Buffer,0,Buffer.Length); 
                            } 
                        } 
                        catch(Exception ex){ 
                            m_ErrorMsg = DateTime.Now.ToLongTimeString() + ":" + ex.Message + "  |  "; 
                            FTPServerLogFile.SaveSystemErrorInfo(m_ErrorMsg); 
                        } 
                      } 
                  } 
                  catch(Exception ex){ 
                      m_ErrorMsg = DateTime.Now.ToLongTimeString() + ":" + ex.Message + "  |  "; 
                      FTPServerLogFile.SaveSystemErrorInfo(m_ErrorMsg); 
                  } 
                } 
                //读取文件夹列表并传送 
                foreach(string  oDirectorie in oDirectories) { 
          string strDirectory; 
                  strDirectory = "drwxr-xr-x 1 owner group "; 
                  DirectoryInfo dirInfo = new DirectoryInfo(oDirectorie);                   strFilenameTemp = dirInfo.FullName.Replace(Convert.ToChar("\\"), '/'); 
                  strDirectory += "  0  " + "  " + Directory.GetCreationTime(oDirectorie).ToString("MM-dd-yyyy"); 
                  strDirectory += "  " + strFilenameTemp.Trim() + "\r\n"; 
                  byte[] Buffer = Encoding.ASCII.GetBytes(strDirectory); 
                  try { 
                      if (nw.CanWrite) { 
                          nw.Write(Buffer, 0, Buffer.Length); 
                      } 
                  } 
                  catch (Exception ex){ 
                      m_ErrorMsg = DateTime.Now.ToLongTimeString() + ":" + ex.Message + "  |  "; 
                      FTPServerLogFile.SaveSystemErrorInfo(m_ErrorMsg); 
                  } 
            } 
            } 
            catch(IOException ex) { 
                m_ErrorMsg = DateTime.Now.ToLongTimeString() + ":" + ex.Message + "  |  "; 
                FTPServerLogFile.SaveSystemErrorInfo(m_ErrorMsg); 
                return false; 
            } 
            return true; 
        } 
写了一个FTP服务端传输文件列表的方法,但是用CuteFTP测试无法接收到内容,是不是格式的问题请高手解答,成功后马上给分