linux 下 ftp 和 telnet 功能结合的一个服务器源码,可实现服务器端和客户端基本shell 命令,及上传下载文件功能,无需帐号认证 -

　　1 no count and no authentication , the shell running level result in who run the server in server side



　　2 basic ftp transferring functions as get files (g files ) and send files(s fname).



　　3 running common shells in client side(!cmd) and　server side(cmd)



　　4 support multi-connections for multi-clients



　　5 Ctrl+C to break client and server shells



　　6 error return: the server side will print error message in /var/log/wasd.log,

　　and the client side will print these to stderr