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72 lines
1.6 KiB
72 lines
1.6 KiB
#pragma once
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#include <cstdint>
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#include <string>
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#include <unordered_map>
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#include <vector>
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struct SignalPackValue {
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std::string name;
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double value;
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};
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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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};
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struct Signal {
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std::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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unsigned int (*calc_checksum)(uint32_t address, const Signal &sig, const std::vector<uint8_t> &d);
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};
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struct Msg {
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std::string name;
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uint32_t address;
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unsigned int size;
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std::vector<Signal> sigs;
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};
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struct Val {
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std::string name;
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uint32_t address;
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std::string def_val;
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std::vector<Signal> sigs;
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};
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struct DBC {
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std::string name;
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std::vector<Msg> msgs;
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std::vector<Val> vals;
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std::unordered_map<uint32_t, const Msg*> addr_to_msg;
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std::unordered_map<std::string, const Msg*> name_to_msg;
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};
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typedef struct ChecksumState {
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int checksum_size;
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int counter_size;
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int checksum_start_bit;
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int counter_start_bit;
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bool little_endian;
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SignalType checksum_type;
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unsigned int (*calc_checksum)(uint32_t address, const Signal &sig, const std::vector<uint8_t> &d);
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} ChecksumState;
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DBC* dbc_parse(const std::string& dbc_path);
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DBC* dbc_parse_from_stream(const std::string &dbc_name, std::istream &stream, ChecksumState *checksum = nullptr, bool allow_duplicate_msg_name=false);
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const DBC* dbc_lookup(const std::string& dbc_name);
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std::vector<std::string> get_dbc_names();
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