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83 lines
3.4 KiB
83 lines
3.4 KiB
#!/usr/bin/env python3
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import capnp
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import copy
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from dataclasses import dataclass, field
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import struct
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from typing import Dict, List, Optional, Tuple
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import panda.python.uds as uds
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def p16(val):
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return struct.pack("!H", val)
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class StdQueries:
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# FW queries
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TESTER_PRESENT_REQUEST = bytes([uds.SERVICE_TYPE.TESTER_PRESENT, 0x0])
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TESTER_PRESENT_RESPONSE = bytes([uds.SERVICE_TYPE.TESTER_PRESENT + 0x40, 0x0])
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SHORT_TESTER_PRESENT_REQUEST = bytes([uds.SERVICE_TYPE.TESTER_PRESENT])
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SHORT_TESTER_PRESENT_RESPONSE = bytes([uds.SERVICE_TYPE.TESTER_PRESENT + 0x40])
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DEFAULT_DIAGNOSTIC_REQUEST = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL,
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uds.SESSION_TYPE.DEFAULT])
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DEFAULT_DIAGNOSTIC_RESPONSE = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL + 0x40,
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uds.SESSION_TYPE.DEFAULT, 0x0, 0x32, 0x1, 0xf4])
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EXTENDED_DIAGNOSTIC_REQUEST = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL,
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uds.SESSION_TYPE.EXTENDED_DIAGNOSTIC])
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EXTENDED_DIAGNOSTIC_RESPONSE = bytes([uds.SERVICE_TYPE.DIAGNOSTIC_SESSION_CONTROL + 0x40,
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uds.SESSION_TYPE.EXTENDED_DIAGNOSTIC, 0x0, 0x32, 0x1, 0xf4])
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MANUFACTURER_SOFTWARE_VERSION_REQUEST = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER]) + \
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p16(uds.DATA_IDENTIFIER_TYPE.VEHICLE_MANUFACTURER_ECU_SOFTWARE_NUMBER)
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MANUFACTURER_SOFTWARE_VERSION_RESPONSE = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER + 0x40]) + \
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p16(uds.DATA_IDENTIFIER_TYPE.VEHICLE_MANUFACTURER_ECU_SOFTWARE_NUMBER)
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UDS_VERSION_REQUEST = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER]) + \
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p16(uds.DATA_IDENTIFIER_TYPE.APPLICATION_SOFTWARE_IDENTIFICATION)
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UDS_VERSION_RESPONSE = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER + 0x40]) + \
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p16(uds.DATA_IDENTIFIER_TYPE.APPLICATION_SOFTWARE_IDENTIFICATION)
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OBD_VERSION_REQUEST = b'\x09\x04'
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OBD_VERSION_RESPONSE = b'\x49\x04'
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# VIN queries
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OBD_VIN_REQUEST = b'\x09\x02'
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OBD_VIN_RESPONSE = b'\x49\x02\x01'
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UDS_VIN_REQUEST = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER]) + p16(uds.DATA_IDENTIFIER_TYPE.VIN)
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UDS_VIN_RESPONSE = bytes([uds.SERVICE_TYPE.READ_DATA_BY_IDENTIFIER + 0x40]) + p16(uds.DATA_IDENTIFIER_TYPE.VIN)
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@dataclass
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class Request:
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request: List[bytes]
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response: List[bytes]
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whitelist_ecus: List[int] = field(default_factory=list)
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rx_offset: int = 0x8
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bus: int = 1
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# Whether this query should be run on the first auxiliary panda (CAN FD cars for example)
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auxiliary: bool = False
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# FW responses from these queries will not be used for fingerprinting
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logging: bool = False
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# boardd toggles OBD multiplexing on/off as needed
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obd_multiplexing: bool = True
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@dataclass
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class FwQueryConfig:
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requests: List[Request]
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# TODO: make this automatic and remove hardcoded lists, or do fingerprinting with ecus
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# Overrides and removes from essential ecus for specific models and ecus (exact matching)
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non_essential_ecus: Dict[capnp.lib.capnp._EnumModule, List[str]] = field(default_factory=dict)
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# Ecus added for data collection, not to be fingerprinted on
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extra_ecus: List[Tuple[capnp.lib.capnp._EnumModule, int, Optional[int]]] = field(default_factory=list)
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def __post_init__(self):
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for i in range(len(self.requests)):
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if self.requests[i].auxiliary:
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new_request = copy.deepcopy(self.requests[i])
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new_request.bus += 4
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self.requests.append(new_request)
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