function int ftpInit() LIBRARY "ftpdll.dll" //初始化 function int ftpFree() LIBRARY "ftpdll.dll" //用完以后释放 包括中断连接 function int ftpLogin(string ip,string user, string pwd) LIBRARY "ftpdll.dll" //登陆ftp服务器 function int ftpCd(string dir) LIBRARY "ftpdll.dll" //服务器端的目录 function int ftpGet(string remotefile,