galmon/navmon.hh

92 lines
2.3 KiB
C++

#pragma once
#include <stdint.h>
#include <unistd.h>
#include <time.h>
#include <string>
#include <tuple>
#include <mutex>
#include <limits.h>
extern const char* g_gitHash;
struct EofException{};
struct TimeoutError{};
size_t readn2(int fd, void* buffer, size_t len);
size_t readn2Timeout(int fd, void* buffer, size_t len, double* timeout);
std::string humanTimeNow();
std::string humanTime(time_t t);
std::string humanTimeShort(time_t t);
std::string humanTime(time_t t, uint32_t nanoseconds);
// influx ascii time format, in UTC
std::string influxTime(time_t t);
struct SatID
{
uint32_t gnss{255}; // these could all be 'int16_t' but leads to howling numbers of warnings with protobuf
uint32_t sv{0};
uint32_t sigid{0};
bool operator<(const SatID& rhs) const
{
return std::tie(gnss, sv, sigid) < std::tie(rhs.gnss, rhs.sv, rhs.sigid);
}
};
template<typename T>
class GetterSetter
{
public:
void set(const T& t)
{
std::lock_guard<std::mutex> mut(d_lock);
d_t = t;
}
T get()
{
T ret;
{
std::lock_guard<std::mutex> mut(d_lock);
ret = d_t;
}
return ret;
}
private:
T d_t;
std::mutex d_lock;
};
double truncPrec(double in, unsigned int digits);
std::string humanFt(uint8_t ft);
std::string humanSisa(uint8_t sisa);
std::string humanUra(uint8_t ura);
double numFt(uint8_t ft);
double numSisa(uint8_t sisa);
double numUra(uint8_t ura);
char getGNSSChar(int id);
std::string makeSatIDName(const SatID& satid);
std::string makeSatPartialName(const SatID& satid);
std::string sbasName(int prn);
extern int g_dtLS, g_dtLSBeidou;
uint64_t utcFromGST(int wn, int tow);
double utcFromGST(int wn, double tow);
double utcFromGPS(int wn, double tow);
void getGPSDateFromUTC(time_t t, int& wn, int& tow);
void getGalDateFromUTC(time_t t, int& wn, int& tow);
void getBeiDouDateFromUTC(time_t t, int&wn, int& sow);
std::string makeHexDump(const std::string& str);
std::string makeHexDump(const std::basic_string<uint8_t>& str);
size_t writen2(int fd, const void *buf, size_t count);
void unixDie(const std::string& reason);
time_t parseTime(std::string_view in);
std::string string_replace(const std::string& str, const std::string& match,
const std::string& replacement, unsigned int max_replacements = UINT_MAX);