能够实现将文件上传到ftp的功能，用vc++编写的。-Can upload files to ftp to achieve the function, written using vc++.

使用FTP上传和下载，用到了事件，多线程同步，内存读写，文件操作。-The use of FTP upload and download, use the event, multi thread synchronization, memory read and write, file operations.