CC_IEC-OS host v1

rednet.open("back")
rednet.host("myprot-exe","mobile")
rednet.host("spynet","IECOS")

function head()
    term.clear()
    term.setCursorPos(1,1)
    x,y = term.getSize()
    term.write("+")
    for i=1,(x-13)/2,1 do
        term.write("-")
    end
    term.write("[")
    term.setTextColor(colors.yellow)
    term.write("IEC-OS.aic")
    term.setTextColor(colors.white)
    term.write("]")
    for i=1,(x-13)/2,1 do
        term.write("-")
    end
    term.write("+")
    term.setCursorPos(1,2)
end

head()
while true do
    message = read()
    head()
    if message == "spynet retrieve" then
        rednet.broadcast("retrieve","spynet")
        sender,message = rednet.receive("spynet",15)
        if message == nil then
            term.write("Timeout.")
            x,y = term.getCursorPos()
            term.setCursorPos(1,y+1)
        else
            term.write(message)
            x,y = term.getCursorPos()
            term.setCursorPos(1,y+1)
        end
    else
        rednet.broadcast(message,"myprot-exe")
    end
end