30 lines
1.2 KiB
Python
30 lines
1.2 KiB
Python
import logging
|
|
from typing import Any
|
|
|
|
from eive_tmtc.config.definitions import CFDP_APID
|
|
from spacepackets.ccsds import SPACE_PACKET_HEADER_SIZE
|
|
from spacepackets.cfdp import PduFactory, PduType
|
|
from tmtccmd.cfdp.handler import CfdpInCcsdsHandler
|
|
from tmtccmd.tmtc import SpecificApidHandlerBase
|
|
|
|
_LOGGER = logging.getLogger(__name__)
|
|
|
|
|
|
class CfdpInCcsdsWrapper(SpecificApidHandlerBase):
|
|
def __init__(self, cfdp_in_ccsds_handler: CfdpInCcsdsHandler):
|
|
self.handler = cfdp_in_ccsds_handler
|
|
super().__init__(CFDP_APID, None)
|
|
|
|
def handle_tm(self, packet: bytes, _user_args: Any):
|
|
# Ignore the space packet header. Its only purpose is to use the same protocol and
|
|
# have a seaprate APID for space packets. If this function is called, the APID is correct.
|
|
pdu = packet[SPACE_PACKET_HEADER_SIZE:]
|
|
generic_pdu = PduFactory.from_raw(pdu)
|
|
assert generic_pdu is not None
|
|
if generic_pdu.pdu_type == PduType.FILE_DATA:
|
|
_LOGGER.info("Received File Data PDU")
|
|
else:
|
|
directive_type = PduFactory.pdu_directive_type(pdu)
|
|
_LOGGER.info(f"Received File Directive PDU with type {directive_type!r}")
|
|
self.handler.insert_pdu_packet(generic_pdu)
|