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90 lines
2.0 KiB
90 lines
2.0 KiB
2 months ago
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# distutils: language = c++
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# cython: language_level=3
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from libc.stdint cimport uint8_t, uint32_t, uint64_t
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from libcpp cimport bool
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from libcpp.pair cimport pair
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from libcpp.set cimport set
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from libcpp.string cimport string
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from libcpp.vector cimport vector
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from libcpp.unordered_map cimport unordered_map
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ctypedef unsigned int (*calc_checksum_type)(uint32_t, const Signal&, const vector[uint8_t] &)
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cdef extern from "common_dbc.h":
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ctypedef enum SignalType:
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DEFAULT,
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COUNTER,
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HONDA_CHECKSUM,
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TOYOTA_CHECKSUM,
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PEDAL_CHECKSUM,
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VOLKSWAGEN_MQB_MEB_CHECKSUM,
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XOR_CHECKSUM,
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SUBARU_CHECKSUM,
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CHRYSLER_CHECKSUM
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HKG_CAN_FD_CHECKSUM,
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FCA_GIORGIO_CHECKSUM,
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cdef struct Signal:
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string name
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int start_bit, msb, lsb, size
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bool is_signed
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double factor, offset
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bool is_little_endian
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SignalType type
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calc_checksum_type calc_checksum
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cdef struct Msg:
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string name
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uint32_t address
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unsigned int size
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vector[Signal] sigs
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cdef struct Val:
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string name
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uint32_t address
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string def_val
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vector[Signal] sigs
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cdef struct DBC:
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string name
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vector[Msg] msgs
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vector[Val] vals
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unordered_map[uint32_t, const Msg*] addr_to_msg
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unordered_map[string, const Msg*] name_to_msg
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cdef struct SignalPackValue:
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string name
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double value
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cdef extern from "common.h":
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cdef const DBC* dbc_lookup(const string) except +
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cdef cppclass MessageState:
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vector[Signal] parse_sigs
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vector[double] vals
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vector[vector[double]] all_vals
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uint64_t last_seen_nanos
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cdef struct CanFrame:
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long src
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uint32_t address
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vector[uint8_t] dat
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cdef struct CanData:
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uint64_t nanos
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vector[CanFrame] frames
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cdef cppclass CANParser:
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bool can_valid
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bool bus_timeout
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CANParser(int, string, vector[pair[uint32_t, int]]) except + nogil
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set[uint32_t] update(vector[CanData]&) except + nogil
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MessageState *getMessageState(uint32_t address) nogil
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cdef cppclass CANPacker:
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CANPacker(string)
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vector[uint8_t] pack(uint32_t, vector[SignalPackValue]&)
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