opendbc/can/common_dbc.h

86 lines
1.4 KiB
C++

#pragma once
#include <cstddef>
#include <cstdint>
#include <string>
#include <vector>
#define ARRAYSIZE(x) (sizeof(x)/sizeof(x[0]))
struct SignalPackValue {
std::string name;
double value;
};
struct SignalParseOptions {
uint32_t address;
const char* name;
};
struct MessageParseOptions {
uint32_t address;
int check_frequency;
};
struct SignalValue {
uint32_t address;
const char* name;
double value; // latest value
std::vector<double> all_values; // all values from this cycle
};
enum SignalType {
DEFAULT,
HONDA_CHECKSUM,
HONDA_COUNTER,
TOYOTA_CHECKSUM,
PEDAL_CHECKSUM,
PEDAL_COUNTER,
VOLKSWAGEN_CHECKSUM,
VOLKSWAGEN_COUNTER,
SUBARU_CHECKSUM,
CHRYSLER_CHECKSUM,
};
struct Signal {
const char* name;
int start_bit, msb, lsb, size;
bool is_signed;
double factor, offset;
bool is_little_endian;
SignalType type;
};
struct Msg {
const char* name;
uint32_t address;
unsigned int size;
size_t num_sigs;
const Signal *sigs;
};
struct Val {
const char* name;
uint32_t address;
const char* def_val;
const Signal *sigs;
};
struct DBC {
const char* name;
size_t num_msgs;
const Msg *msgs;
const Val *vals;
size_t num_vals;
};
std::vector<const DBC*>& get_dbcs();
const DBC* dbc_lookup(const std::string& dbc_name);
void dbc_register(const DBC* dbc);
#define dbc_init(dbc) \
static void __attribute__((constructor)) do_dbc_init_ ## dbc(void) { \
dbc_register(&dbc); \
}