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lokinet/llarp/util/time.cpp

96 lines
2.1 KiB
C++

#include <util/time.hpp>
#include <chrono>
#include <util/logging/logger.hpp>
namespace llarp
{
using Clock_t = std::chrono::system_clock;
template <typename Res, typename Clock>
static llarp_time_t
time_since_epoch()
{
return std::chrono::duration_cast<Res>(Clock::now().time_since_epoch());
}
const static llarp_time_t started_at_system =
time_since_epoch<std::chrono::milliseconds, Clock_t>();
const static llarp_time_t started_at_steady =
time_since_epoch<std::chrono::milliseconds, std::chrono::steady_clock>();
/// get our uptime in ms
static llarp_time_t
time_since_started()
{
return time_since_epoch<std::chrono::milliseconds, std::chrono::steady_clock>()
- started_at_steady;
}
llarp_time_t
time_now_ms()
{
static llarp_time_t lastTime = 0s;
auto t = time_since_started();
#ifdef TESTNET_SPEED
t /= uint64_t(TESTNET_SPEED);
#endif
t += started_at_system;
if (t <= lastTime)
{
return lastTime;
}
if (lastTime == 0s)
{
lastTime = t;
}
const auto dlt = t - lastTime;
if (dlt > 5s)
{
// big timeskip
t = lastTime;
lastTime = 0s;
}
else
{
lastTime = t;
}
return t;
}
nlohmann::json
to_json(const llarp_time_t& t)
{
return t.count();
}
std::ostream&
operator<<(std::ostream& out, const llarp_time_t& t)
{
std::chrono::milliseconds amount = t;
auto h = std::chrono::duration_cast<std::chrono::hours>(amount);
amount -= h;
auto m = std::chrono::duration_cast<std::chrono::minutes>(amount);
amount -= m;
auto s = std::chrono::duration_cast<std::chrono::seconds>(amount);
amount -= s;
auto ms = amount;
auto old_fill = out.fill('0');
if (h > 0h)
{
out << h.count() << 'h';
out.width(2); // 0-fill minutes if we have hours
}
if (h > 0h || m > 0min)
{
out << m.count() << 'm';
out.width(2); // 0-fill seconds if we have minutes
}
out << s.count() << '.';
out.width(3);
out << ms.count();
out.fill(old_fill);
return out << "s";
}
} // namespace llarp