一个自制的ftp服务器功能探索，实现了多线程ftp上传和下载,A self-made ftp server functionality to explore, to achieve a multi-threaded ftp upload and download

利用VC开发的FTP服务器完整程序，功能强大，自主建立用户账号，还有安全设置、系统日志等功能。-FTP server using VC developed a complete program, powerful, self-build user accounts, as well as security settings, system logs and other functions.