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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (C) 2014 Named Data Networking Project
* See COPYING for copyright and distribution information.
*
* Author: Ilya Moiseenko <iliamo@ucla.edu>
*/
#include "cs-entry.hpp"
namespace nfd {
namespace cs {
NFD_LOG_INIT("CsEntry");
Entry::Entry(const Data& data, bool isUnsolicited)
: m_dataPacket(data.shared_from_this())
, m_isUnsolicited(isUnsolicited)
, m_wasRefreshedByDuplicate(false)
, m_nameWithDigest(data.getName())
{
updateStaleTime();
m_nameWithDigest.append(ndn::name::Component(getDigest()));
}
Entry::~Entry()
{
}
const Name&
Entry::getName() const
{
return m_nameWithDigest;
}
const Data&
Entry::getData() const
{
return *m_dataPacket;
}
void
Entry::setData(const Data& data)
{
/// \todo This method may not be necessary (if it is real duplicate,
/// there is no reason to recalculate the same digest
m_dataPacket = data.shared_from_this();
m_digest.reset();
m_wasRefreshedByDuplicate = true;
updateStaleTime();
m_nameWithDigest = data.getName();
m_nameWithDigest.append(ndn::name::Component(getDigest()));
}
void
Entry::setData(const Data& data, const ndn::ConstBufferPtr& digest)
{
/// \todo This method may not be necessary (if it is real duplicate,
/// there is no reason to recalculate the same digest
m_dataPacket = data.shared_from_this();
m_digest = digest;
m_wasRefreshedByDuplicate = true;
updateStaleTime();
m_nameWithDigest = data.getName();
m_nameWithDigest.append(ndn::name::Component(getDigest()));
}
bool
Entry::isUnsolicited() const
{
return m_isUnsolicited;
}
const time::Point&
Entry::getStaleTime() const
{
return m_staleAt;
}
void
Entry::updateStaleTime()
{
time::Duration freshness = time::milliseconds(m_dataPacket->getFreshnessPeriod());
m_staleAt = time::now() + freshness;
}
bool
Entry::wasRefreshedByDuplicate() const
{
return m_wasRefreshedByDuplicate;
}
const ndn::ConstBufferPtr&
Entry::getDigest() const
{
if (!static_cast<bool>(m_digest))
{
const Block& block = m_dataPacket->wireEncode();
m_digest = ndn::crypto::sha256(block.wire(), block.size());
}
return m_digest;
}
void
Entry::setIterator(int layer, const Entry::LayerIterators::mapped_type& layerIterator)
{
m_layerIterators[layer] = layerIterator;
}
void
Entry::removeIterator(int layer)
{
m_layerIterators.erase(layer);
}
const Entry::LayerIterators&
Entry::getIterators() const
{
return m_layerIterators;
}
void
Entry::printIterators() const
{
for (LayerIterators::const_iterator it = m_layerIterators.begin();
it != m_layerIterators.end();
++it)
{
NFD_LOG_DEBUG("[" << it->first << "]" << " " << &(*it->second));
}
}
} // namespace cs
} // namespace nfd