cs-entry.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "cs-entry.hpp"

namespace nfd {
namespace cs {

void
Entry::setData(shared_ptr<const Data> data, bool isUnsolicited)
{
  m_data = data;
  m_isUnsolicited = isUnsolicited;

  updateStaleTime();
}

bool
Entry::isStale() const
{
  BOOST_ASSERT(this->hasData());
  return m_staleTime < time::steady_clock::now();
}

void
Entry::updateStaleTime()
{
  BOOST_ASSERT(this->hasData());
  if (m_data->getFreshnessPeriod() >= time::milliseconds::zero()) {
    m_staleTime = time::steady_clock::now() + time::milliseconds(m_data->getFreshnessPeriod());
  }
  else {
    m_staleTime = time::steady_clock::TimePoint::max();
  }
}

bool
Entry::canSatisfy(const Interest& interest) const
{
  BOOST_ASSERT(this->hasData());
  if (!interest.matchesData(*m_data)) {
    return false;
  }

  if (interest.getMustBeFresh() == static_cast<int>(true) && this->isStale()) {
    return false;
  }

  return true;
}

void
Entry::reset()
{
  m_data.reset();
  m_isUnsolicited = false;
  m_staleTime = time::steady_clock::TimePoint();
}

} // namespace cs
} // namespace nfd