Class Dot15d4Cmd

scapy/layers/dot15d4.py:313–359

class Dot15d4Cmd(Packet):
    name = "802.15.4 Command"
    fields_desc = [
        XLEShortField("dest_panid", 0xFFFF),
        # Users should correctly set the dest_addr field. By default is 0x0 for construction to work.  # noqa: E501
        dot15d4AddressField("dest_addr", 0x0, length_of="fcf_destaddrmode"),
        ConditionalField(XLEShortField("src_panid", 0x0), \
                         lambda pkt:util_srcpanid_present(pkt)),
        ConditionalField(dot15d4AddressField("src_addr", None,
                         length_of="fcf_srcaddrmode"),
                         lambda pkt:pkt.underlayer.getfieldval("fcf_srcaddrmode") != 0),  # noqa: E501
        # Security field present if fcf_security == True
        ConditionalField(PacketField("aux_sec_header", Dot15d4AuxSecurityHeader(), Dot15d4AuxSecurityHeader),  # noqa: E501
                         lambda pkt:pkt.underlayer.getfieldval("fcf_security") is True),  # noqa: E501
        ByteEnumField("cmd_id", 0, {
            1: "AssocReq",  # Association request
            2: "AssocResp",  # Association response
            3: "DisassocNotify",  # Disassociation notification
            4: "DataReq",  # Data request
            5: "PANIDConflictNotify",  # PAN ID conflict notification
            6: "OrphanNotify",  # Orphan notification
            7: "BeaconReq",  # Beacon request
            8: "CoordRealign",  # coordinator realignment
            9: "GTSReq"  # GTS request
            # 0x0a - 0xff reserved
        }),
        # TODO command payload
    ]

    def mysummary(self):
        return self.sprintf("802.15.4 Command %Dot15d4Cmd.cmd_id% ( %Dot15dCmd.src_panid%:%Dot15d4Cmd.src_addr% -> %Dot15d4Cmd.dest_panid%:%Dot15d4Cmd.dest_addr% )")  # noqa: E501

    # command frame payloads are complete: DataReq, PANIDConflictNotify, OrphanNotify, BeaconReq don't have any payload  # noqa: E501
    # Although BeaconReq can have an optional ZigBee Beacon payload (implemented in ZigBeeBeacon)  # noqa: E501
    def guess_payload_class(self, payload):
        if self.cmd_id == 1:
            return Dot15d4CmdAssocReq
        elif self.cmd_id == 2:
            return Dot15d4CmdAssocResp
        elif self.cmd_id == 3:
            return Dot15d4CmdDisassociation
        elif self.cmd_id == 8:
            return Dot15d4CmdCoordRealign
        elif self.cmd_id == 9:
            return Dot15d4CmdGTSReq
        else:
            return Packet.guess_payload_class(self, payload)


class Dot15d4CmdCoordRealign(Packet):