download

print 'Waiting for data...'

while true do
  local _, data = textutils.unserialize(rednet.receive())

  -- we have to be SUPER EXTRA CAREFUL so that we dont crash
  -- on bad data.
  if data and data.cmd and data.cmd == 'getfile' then
    -- write our received program! :P/>/>
    print 'Data received. Writing program.'
    local file = fs.open(data.program, 'w')
    file:write(data.content)
    file:close()
    print 'Done.'
    break
  end
end