# module sniff sniff
class PrimarySpoof:
    """ Primary spoof class.

    This class shall be used to read tcpdump output from the system
    it shall then pass this packet to a class variable called capturedPacket
    to make it available to other methods for further manupulation
    """
    capturedPacket=None

    def __init__(self,port):
        """ initialize the port.

        """
        self.port = port

    def initializeTcpdump(self):
        # you must have imported the os module
        """ This method will initialize tcpdump for the port indicated in the init.

        """
        import os
        cmd = "tcpdump -nnvvXSs 1514 -i eth0 dst port %d"%self.port
        # test if it returns some output
        #cmd = "tcpdump -nnvvXSs 1514 -i eth0"
        PrimarySpoof.capturedPacket = os.system(cmd)

    def displayCapturedPacket(self):
        """ Display the raw packet.

        """
        print PrimarySpoof.capturedPacket


################### end of part sample