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https://github.com/lunarmodules/luasocket.git
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28 lines
779 B
Lua
28 lines
779 B
Lua
-----------------------------------------------------------------------------
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-- UDP sample: echo protocol client
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-- LuaSocket sample files
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-- Author: Diego Nehab
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-- RCS ID: $Id$
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-----------------------------------------------------------------------------
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host = host or "localhost"
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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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host = socket.dns.toip(host)
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udp, err = socket.udp()
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assert(udp, err)
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ret, err = udp:setpeername(host, port)
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assert(ret, err)
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print("Using host '" ..host.. "' and port " .. port .. "...")
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while 1 do
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line = io.read()
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if not line then os.exit() end
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ret, err = udp:send(line)
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if not ret then print(err) os.exit() end
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dgram, err = udp:receive()
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if not dgram then print(err) os.exit() end
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print(dgram)
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end
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