novatel_span_driver.port.Port Class Reference

Inheritance diagram for novatel_span_driver.port.Port:

Public Member Functions
def	__init__ (self, sock, opts)
def	recv (self, d=False)
def	send (self, header, message)

Public Attributes
	bSerial
	daemon
	finish
	opts
	sock

Static Public Attributes
	checksum_struct = struct.Struct("<hh")

Private Member Functions
def	_checksum (cls, buff)

Detailed Description

Common base class for DataPort and ControlPort. Provides functionality to
  recv/send novatel-formatted packets from the socket. Could in future
  support LoggingPort and DisplayPort.

Definition at line 42 of file port.py.

Constructor & Destructor Documentation

def novatel_span_driver.port.Port.__init__	(		self,
			sock,
			opts
	)

Definition at line 48 of file port.py.

Member Function Documentation

def novatel_span_driver.port.Port._checksum (   cls,   buff  )

private

Compute novatel checksum. Expects a StringIO with a
      size that is a multiple of four bytes. 

Definition at line 135 of file port.py.

def novatel_span_driver.port.Port.recv	(		self,
			d = False
	)

Receive a packet from the port's socket.
Returns (header, pkt_str)
Returns None, None when no data. 

Definition at line 56 of file port.py.

def novatel_span_driver.port.Port.send	(		self,
			header,
			message
	)

Sends a header/msg/footer out the socket. Takes care of computing
length field for header and checksum field for footer. 

Definition at line 102 of file port.py.

Member Data Documentation

novatel_span_driver.port.Port.bSerial

Definition at line 54 of file port.py.

novatel_span_driver.port.Port.checksum_struct = struct.Struct("<hh")

static

Definition at line 46 of file port.py.

novatel_span_driver.port.Port.daemon

Definition at line 52 of file port.py.

novatel_span_driver.port.Port.finish

Definition at line 53 of file port.py.

novatel_span_driver.port.Port.opts

Definition at line 51 of file port.py.

novatel_span_driver.port.Port.sock

Definition at line 50 of file port.py.

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The documentation for this class was generated from the following file:

• port.py