TimestampEstimatorBase.hpp

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#ifndef UTILITIES_INCLUDE_UTILITIES_TIMESTAMPESTIMATORBASE_HPP_
#define UTILITIES_INCLUDE_UTILITIES_TIMESTAMPESTIMATORBASE_HPP_
 
#include <atomic>
#include <chrono>
 
namespace dunedaq {
namespace utilities {
 
class TimestampEstimatorBase
{
public:
  virtual ~TimestampEstimatorBase() = default;
  virtual uint64_t get_timestamp_estimate() const = 0;
  virtual std::chrono::microseconds get_wait_estimate(uint64_t ts) const = 0;
 
  enum WaitStatus
  {
    kFinished,
    kInterrupted
  };
 
  WaitStatus wait_for_valid_timestamp(std::atomic<bool>& continue_flag);
 
  WaitStatus wait_for_timestamp(uint64_t ts, std::atomic<bool>& continue_flag);
};
 
} // namespace utilities
} // namespace dunedaq
 
#endif // UTILITIES_INCLUDE_UTILITIES_TIMESTAMPESTIMATORBASE_HPP_