class Puma::MiniSSL::Socket

def read_nonblock(size, *_)
  wait_states = %i[wait_readable wait_writable]
  loop do
    output = engine_read_all
    return output if output
    data = @socket.read_nonblock(size, exception: false)
    raise IO::EAGAINWaitReadable if wait_states.include? data
    return nil if data.nil?
    @engine.inject(data)
    output = engine_read_all
    return output if output
    while (neg_data = @engine.extract)
      @socket.write neg_data
    end
  end
end