C语言很好的FTP代码

# SimpleFtpServer A simple FTP server and client written using C that have authentication/list directory/download/upload functions. This is a multi-client file transfer application called MYFTP. MYFTP is a simplified version of the File Transfer Protocol (FTP). It includes the basic functionalities of FTP, such as authentication, file upload/download, and file listing. It also enables multiple clients to simultaneously connect to the server at the same time. ## Installation Run this in your terminal: makefile ## Usage ### Start Server and Client Execute this to start the server with port 8888: ./myftpserver 8888 And execute this to start the client: ./myftpclient ### Open a Connection In your client, execute this to open a connection to localhost with port 8888: Client> open 127.0.0.1 8888 ### Authentication In your client, execute this to authenticate with username "kev" and password "123", for example: Client> auth kev 123 The list of usernames and passwords are stored in file _access.txt_ ### List Files In your client, execute this to get the list of all available files: Client> ls ### File Upload In your client, execute this to upload the file _kev.txt_: Client> put kev.txt ### File Download In your client, execute this to upload the file _kev.txt_: Client> get kev.txt All the files in the server are stored in the **filedir** folder ### Close the Connection and Quit In your client, execute this to disconnect from the server: Client> exit