基于UDP(面向无连接)的socket编程 使用UDP协议编写聊天软件，使得客户端之间可以自由地进行键盘聊天。 程序的具体要求： -Using the UDP protocol based on UDP (for connectionless) socket programming write chat software, making free keyboard chat client. The specific requirements of the program:

SanNiuSignal是一个基于异步socket的完全免费DLL；它里面封装了Client,Server以及UDP；有了这个DLL；用户不用去关心心跳；粘包 ；组包；发送文件等繁琐的事情(SanNiuSignal is a completely free DLL based on asynchronous socket; it encapsulates Client, Server, and UDP; with this DLL; users don't have to care for he