| ----------------------------------------------------------------------------- |
| -- UDP sample: echo protocol client |
| -- LuaSocket sample files |
| -- Author: Diego Nehab |
| -- RCS ID: $Id: echoclnt.lua,v 1.10 2005/01/02 22:44:00 diego Exp $ |
| ----------------------------------------------------------------------------- |
| local socket = require("socket") |
| host = host or "localhost" |
| port = port or 7 |
| if arg then |
| host = arg[1] or host |
| port = arg[2] or port |
| end |
| host = socket.dns.toip(host) |
| udp = assert(socket.udp()) |
| assert(udp:setpeername(host, port)) |
| print("Using remote host '" ..host.. "' and port " .. port .. "...") |
| while 1 do |
| line = io.read() |
| if not line or line == "" then os.exit() end |
| assert(udp:send(line)) |
| dgram = assert(udp:receive()) |
| print(dgram) |
| end |
