mirror of
https://github.com/lunarmodules/luasocket.git
synced 2024-11-08 22:38:21 +01:00
23 lines
580 B
Lua
23 lines
580 B
Lua
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host = host or "127.0.0.1"
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port = port or 7
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if arg then
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host = arg[1] or host
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port = arg[2] or port
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end
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print("Binding to host '" ..host.. "' and port " ..port.. "...")
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udp, err = udpsocket()
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if not udp then print(err) exit() end
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err = setsockname(udp, host, port)
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if err then print(err) exit() end
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timeout(udp, 5)
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ip, port = getsockname(udp)
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print("Waiting packets on " .. ip .. ":" .. port .. "...")
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while 1 do
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dgram, ip, port = receivefrom(udp)
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if not dgram then print(ip)
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else
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print("Echoing from " .. ip .. ":" .. port)
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sendto(udp, dgram, ip, port)
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end
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end
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