def get_transport_layer_by_name(name, local_port, remote_port, msg_handler):
assert name == 'dummy' or name == 'ss' or name == 'gbn'
if name == 'dummy':
return dummy.DummyTransportLayer(local_port, remote_port, msg_handler)
if name == 'ss':
return ss.StopAndWait(local_port, remote_port, msg_handler)
if name == 'gbn':
return gbn.GoBackN(local_port, remote_port, msg_handler)
def _get_transport_layer_by_name(role, name, local_ip, local_port, remote_ip,
remote_port, msg_handler):
assert name == 'dummy' or name == 'ss' or name == 'gbn' # extra control
if name == 'dummy':
return dummy.DummyTransportLayer(role, local_ip, local_port, remote_ip,
remote_port, msg_handler)
if name == 'ss':
return ss.StopAndWait(role, local_ip, local_port, remote_ip,
remote_port, msg_handler)
if name == 'gbn':
return gbn.GoBackN(role, local_ip, local_port, remote_ip, remote_port,
msg_handler)
def get_transport_layer(name, send_port, receive_port, message_handler):
assert name == 'sw'
if name == 'sw':
return ss.StopAndWait(send_port, receive_port, message_handler)
