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"""

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    Used to define IP-address/subnet stuff

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"""

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import IPy

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class IP (IPy.IP, object) :

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    """

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        A literal IPv4 address

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    """

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    def __init__ (self, address) :

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        """

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            Parse the given literal IP address in "a.b.c.d" form

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        """

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        super(IP, self).__init__(address)

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    def is_v4 (self) :

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        """

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            Returns True if the address is an IPv4 address

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        """

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        return self.version() == 4

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    def is_v6 (self) :

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        """

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            Returns True if the address is an IPv6 address

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        """

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        return self.version() == 6

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class Network (IPy.IP, object) :

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    """

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        An IPv4 network (subnet)

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    """

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    def __init__ (self, prefix) :

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        """

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            Parse the given prefix in "a.b.c.d/l" form

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        """

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        super(Network, self).__init__(prefix)

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class MAC (object) :

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    """

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        A mac address

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    """

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    def __init__ (self, mac) :

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        """

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            Parse the given MAC address in "aa:bb:cc:dd:ee:ff" form

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        """

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        # XXX: validate

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        self.mac = mac

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    def __str__ (self) :

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        return self.mac

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