Method getfield

scapy/fields.py:1462–1467

(self, pkt, s)

        return s + self.i2m(pkt, val)

    def getfield(self, pkt, s):
        # type: (Packet, bytes) -> Tuple[bytes, I]
        if self.remain == 0:
            return b"", self.m2i(pkt, s)
        else:
            return s[-self.remain:], self.m2i(pkt, s[:-self.remain])

    def randval(self):
        # type: () -> RandBin