Class Ether

scapy/layers/l2.py:281–309

class Ether(Packet):
    name = "Ethernet"
    fields_desc = [DestMACField("dst"),
                   SourceMACField("src"),
                   XShortEnumField("type", 0x9000, ETHER_TYPES)]
    __slots__ = ["_defrag_pos"]

    def hashret(self):
        # type: () -> bytes
        return struct.pack("H", self.type) + self.payload.hashret()

    def answers(self, other):
        # type: (Packet) -> int
        if isinstance(other, Ether):
            if self.type == other.type:
                return self.payload.answers(other.payload)
        return 0

    def mysummary(self):
        # type: () -> str
        return self.sprintf("%src% > %dst% (%type%)")

    @classmethod
    def dispatch_hook(cls, _pkt=None, *args, **kargs):
        # type: (Optional[bytes], *Any, **Any) -> Type[Packet]
        if _pkt and len(_pkt) >= 14:
            if struct.unpack("!H", _pkt[12:14])[0] <= 1500:
                return Dot3
        return cls


class Dot3(Packet):