1 
#include "source/common/quic/envoy_quic_clock.h"
2 

            

        

            

                3
            

            

                
            

            

                
namespace Envoy {

            

        

            

                4
            

            

                
            

            

                
namespace Quic {

            

        

            

                5
            

            

                
            

            

                

            

        

            

                6
            

            

                8820265
            

            

                
quic::QuicTime EnvoyQuicClock::ApproximateNow() const {

            

        

            

                7
            

            

                8820265
            

            

                
  return quic::QuicTime::Zero() + quic::QuicTime::Delta::FromMicroseconds(microsecondsSinceEpoch(

            

        

            

                8
            

            

                8820265
            

            

                
                                      dispatcher_.approximateMonotonicTime()));

            

        

            

                9
            

            

                8820265
            

            

                
}

            

        

            

                10
            

            

                
            

            

                

            

        

            

                11
            

            

                2114634
            

            

                
quic::QuicTime EnvoyQuicClock::Now() const {

            

        

            

                12
            

            

                
            

            

                
  // Since the expensive operation of obtaining time has to be performed anyway,

            

        

            

                13
            

            

                
            

            

                
  // make Dispatcher update approximate time. Without this, alarms might fire

            

        

            

                14
            

            

                
            

            

                
  // one event loop later. const_cast is necessary here because

            

        

            

                15
            

            

                
            

            

                
  // updateApproximateMonotonicTime() is a non-const operation, and Now() is

            

        

            

                16
            

            

                
            

            

                
  // conceptually const (even though this particular implementation has a

            

        

            

                17
            

            

                
            

            

                
  // visible side effect). Changing Now() to non-const would necessitate

            

        

            

                18
            

            

                
            

            

                
  // changing a number of other methods and members to non-const, which would

            

        

            

                19
            

            

                
            

            

                
  // not increase clarity.

            

        

            

                20
            

            

                2114634
            

            

                
  const_cast<Event::Dispatcher&>(dispatcher_).updateApproximateMonotonicTime();

            

        

            

                21
            

            

                2114634
            

            

                
  return ApproximateNow();

            

        

            

                22
            

            

                2114634
            

            

                
}

            

        

            

                23
            

            

                
            

            

                

            

        

            

                24
            

            

                167077
            

            

                
quic::QuicWallTime EnvoyQuicClock::WallNow() const {

            

        

            

                25
            

            

                167077
            

            

                
  return quic::QuicWallTime::FromUNIXMicroseconds(

            

        

            

                26
            

            

                167077
            

            

                
      microsecondsSinceEpoch(dispatcher_.timeSource().systemTime()));

            

        

            

                27
            

            

                167077
            

            

                
}

            

        

            

                28
            

            

                
            

            

                

            

        

            

                29
            

            

                
            

            

                
} // namespace Quic

            

        

            

                30
            

            

                
            

            

                
} // namespace Envoy