Program Listing for File ecal_time.h

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/* ========================= eCAL LICENSE =================================
 *
 * Copyright (C) 2016 - 2019 Continental Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * ========================= eCAL LICENSE =================================
*/

#pragma once

#include <ecal/ecal_os.h>
#include <string>
#include <chrono>

namespace eCAL
{
  namespace Time
  {
    ECAL_API std::string GetName();

    ECAL_API long long GetMicroSeconds();

    ECAL_API long long GetNanoSeconds();

    ECAL_API bool SetNanoSeconds(long long time_);

    ECAL_API bool IsSynchronized();

    ECAL_API bool IsMaster();

    ECAL_API void SleepForNanoseconds(long long duration_nsecs_);

    ECAL_API void GetStatus(int& error_, std::string* status_message_);


    template<class _Rep,
             class _Period> inline
      void sleep_for(const std::chrono::duration<_Rep, _Period>& _Rel_time) {
               long long duration_nsecs = (std::chrono::duration_cast<std::chrono::nanoseconds>(_Rel_time)).count();
               SleepForNanoseconds(duration_nsecs);
    }

    /* @cond */
    struct ecal_clock
    {
      typedef std::chrono::nanoseconds            duration;
      typedef duration::rep                       rep;
      typedef duration::period                    period;
      typedef std::chrono::time_point<ecal_clock> time_point;
      static const bool                           is_steady = false;

      static time_point now()
      {
        return time_point (duration(GetNanoSeconds()));
      }
    };
    /* @endcond */
  }
}