24 lines
769 B
Lua
24 lines
769 B
Lua
-----------------------------------------------------------------------------
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-- UDP sample: daytime protocol client
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-- LuaSocket sample files
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-- Author: Diego Nehab
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-- RCS ID: $Id: daytimeclnt.lua,v 1.11 2004/06/21 06:07:57 diego Exp $
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-----------------------------------------------------------------------------
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local socket = require"socket"
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host = host or "127.0.0.1"
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port = port or 13
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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 = socket.udp()
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print("Using host '" ..host.. "' and port " ..port.. "...")
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udp:setpeername(host, port)
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udp:settimeout(3)
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sent, err = udp:send("anything")
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if err 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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io.write(dgram)
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