def discover_devices(ip_address = None): global device_list, the_first_device, mac_byte_map, ip_address_map # Reset all maps and lists device_list = [] ip_address_map = {} mac_byte_map = {} # First create the initial device for discovery. # If our client wants to discover devices only on a specific IP address, # use that to create a new broadcast device. if (ip_address != None): specified_device = Device( ip_address = ip_address, id = CHAIN_INITIATOR_ID, frame_size_limit = MIN_FRAME_SIZE, client_socket = client_socket) try: frame_list = specified_device.send_frame(DISCOVER_REQUEST); except RuntimeError, e: print(str(e)) raise DeviceError("No reponse to discover frame.")
def setup_socket(): # Bind to localhost client_socket.bind(('', CLIENT_PORT)) client_socket.settimeout(RETRY_TIMEOUT) #------------------------------------------------------------------------------ def teardown_socket(): client_socket.close() ############################################################################### # Module initialisatiovn code import sequencer.firmware from sequencer.ptp.devices import Device broadcast_device = Device( id = CHAIN_INITIATOR_ID, frame_size_limit = sequencer.firmware.current_params.frame_size_limit, client_socket = client_socket) device_list = [] ip_address_map = {} mac_byte_map = {} the_first_device = None #this_device = None #------------------------------------------------------------------------------ def discover_devices(ip_address = None): global device_list, the_first_device, mac_byte_map, ip_address_map # Reset all maps and lists device_list = []