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systox

send/receive

systox
Oct 9th, 2017
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  1. -- Client
  2.  
  3. local timeout = 0.5
  4.  
  5. rednet.open("top")
  6.  
  7. function clear()
  8. term.clear()
  9. term.setCursorPos(1,1)
  10. end
  11.  
  12. function start1()
  13. local file = fs.open("network/Router","r")
  14. IP = file.readLine()
  15. Password = file.readLine()
  16. file.close()
  17.  
  18. rednet.send(tonumber(IP),tonumber(Password))
  19.  
  20. local scrap,message = rednet.receive(timeout)
  21.     if message == "connected!" then
  22.         print("connected!")
  23.         programm()
  24.     elseif message == "!" then
  25.         fs.delete("network/Router")
  26.         os.reboot()
  27.     end
  28. end
  29.  
  30. function start()
  31. write("Router IP: ")
  32. local IP = tonumber(io.read())
  33. write("Router Password: ")
  34. local Password = tonumber(io.read())
  35. rednet.send(IP,Password)
  36. local scrap,message = rednet.receive()
  37.     if tonumber(scrap) == IP then
  38.         if message == "Type!" then
  39.             write("Type: ")
  40.             rednet.send(IP,io.read())
  41.             local scrap,message = rednet.receive()
  42.             if message == "connected!" then
  43.                 clear()
  44.                 print("Connected")
  45.                 fs.makeDir("network")
  46.                 local file = fs.open("network/Router","w")
  47.                 file.writeLine(IP)
  48.                 file.writeLine(Password)
  49.                 file.close()
  50.                 print("Router-settings saved to network/Router !")
  51.                 programm()
  52.             end
  53.         else
  54.             print("Message: "..message)
  55.             start()
  56.         end
  57.     else
  58.         print("IP: "..scrap)
  59.         start()
  60.     end
  61. end
  62.  
  63. function getRouter()
  64. local file = fs.open("network/Router","r")
  65.     if file then
  66.         IP = file.readLine()
  67.         Password = file.readLine()
  68.         file.close()
  69.     end
  70. return IP,Password
  71. end
  72.  
  73. function getData()
  74. IP,Passwort = getRouter()
  75. local scrap,message = rednet.receive()
  76.     if tonumber(scrap) == tonumber(IP) then
  77.         rednet.send(tonumber(IP),"received!")
  78.         return message
  79.     end
  80. end
  81.  
  82. function sendData(id,data)
  83. IP,Passwort = getRouter()
  84. rednet.send(tonumber(IP),"SD")
  85. local scrap,message = rednet.receive()
  86.     if (message) ~= nil then
  87.         if message == "data" then
  88.             rednet.send(tonumber(IP),id)
  89.             rednet.send(tonumber(IP),data)
  90.             local scrap,message = rednet.receive()
  91.             if (message) ~= nil then
  92.                 if message == "0" then
  93.                     return false
  94.                 elseif message == "1" then
  95.                     return true
  96.                 end
  97.             end
  98.         end
  99.     end
  100. end
  101.  
  102. function programm()
  103. -- put your programm in here!
  104. while true do
  105. print(getData())
  106. end
  107. end
  108.  
  109. if fs.exists("network/Router") then
  110.     start1()
  111. else
  112.     start()
  113. end
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