sat-rs/satrs-example/pyclient/common.py

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from __future__ import annotations
import dataclasses
import enum
import struct
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from spacepackets.ecss.tc import PacketId, PacketType
EXAMPLE_PUS_APID = 0x02
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EXAMPLE_PUS_PACKET_ID_TM = PacketId(PacketType.TM, True, EXAMPLE_PUS_APID)
TM_PACKET_IDS = [EXAMPLE_PUS_PACKET_ID_TM]
class EventSeverity(enum.IntEnum):
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INFO = 0
LOW = 1
MEDIUM = 2
HIGH = 3
@dataclasses.dataclass
class EventU32:
severity: EventSeverity
group_id: int
unique_id: int
@classmethod
def unpack(cls, data: bytes) -> EventU32:
if len(data) < 4:
raise ValueError("passed data too short")
event_raw = struct.unpack("!I", data[0:4])[0]
return cls(
severity=EventSeverity((event_raw >> 30) & 0b11),
group_id=(event_raw >> 16) & 0x3FFF,
unique_id=event_raw & 0xFFFF,
)
class RequestTargetId(enum.IntEnum):
ACS = 1
class AcsHkIds(enum.IntEnum):
MGM_SET = 1
class HkOpCodes:
GENERATE_ONE_SHOT = ["0", "oneshot"]
def make_addressable_id(target_id: int, unique_id: int) -> bytes:
byte_string = bytearray(struct.pack("!I", target_id))
byte_string.extend(struct.pack("!I", unique_id))
return byte_string