异步套接字编程 单一线程中服务器和客户端之间的通信。-Asynchronous socket programming. Through the process: startup-create-bind-connect-receive-send- closesocket to implement socket communication.

用于QQ更换头相,必须以安装QQ程序,启动后选择QQ安装的文件夹(Used to change the QQ head, must to install QQ program, startup after select QQ installation folder)