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50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
#include <util/time.hpp>
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#include <chrono>
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#include <util/logging/logger.hpp>
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namespace llarp
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{
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using Clock_t = std::chrono::system_clock;
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template < typename Res >
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static llarp_time_t
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time_since_epoch()
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{
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return std::chrono::duration_cast< Res >(
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llarp::Clock_t::now().time_since_epoch())
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.count();
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}
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// use std::chrono because otherwise the network breaks with Daylight Savings
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// this time, it doesn't get truncated -despair
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// that concern is what drove me back to the POSIX C time functions
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// in the first place
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llarp_time_t
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time_now_ms()
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{
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static llarp_time_t lastTime = 0;
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auto t = llarp::time_since_epoch< std::chrono::milliseconds >();
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if(t <= lastTime)
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{
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return lastTime;
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}
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if(lastTime == 0)
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{
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lastTime = t;
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}
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const auto dlt = t - lastTime;
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if(dlt > 5000)
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{
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// big timeskip
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printf("big timeskip %ld ms\n", dlt);
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t = lastTime;
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lastTime = 0;
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}
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else
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{
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lastTime = t;
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}
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return t;
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}
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} // namespace llarp
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