Method getfield

scapy/fields.py:417–422

(self, pkt, s)

        return self.fld.i2h(pkt, val)

    def getfield(self, pkt, s):
        # type: (Packet, bytes) -> Tuple[bytes, Any]
        if self._evalcond(pkt):
            return self.fld.getfield(pkt, s)
        else:
            return s, None

    def addfield(self, pkt, s, val):
        # type: (Packet, bytes, Any) -> bytes