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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013-2018 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#ifndef NDN_MGMT_NFD_CS_INFO_HPP
#define NDN_MGMT_NFD_CS_INFO_HPP
#include "../../encoding/block.hpp"
#include "../../encoding/nfd-constants.hpp"
#include <bitset>
namespace ndn {
namespace nfd {
/** \ingroup management
* \brief represents the CS Information dataset
* \sa https://redmine.named-data.net/projects/nfd/wiki/CsMgmt#CS-Information-Dataset
*/
class CsInfo
{
public:
class Error : public tlv::Error
{
public:
explicit
Error(const std::string& what)
: tlv::Error(what)
{
}
};
CsInfo();
explicit
CsInfo(const Block& block);
template<encoding::Tag TAG>
size_t
wireEncode(EncodingImpl<TAG>& encoder) const;
const Block&
wireEncode() const;
void
wireDecode(const Block& wire);
/** \brief get CS capacity (in number of packets)
*/
uint64_t
getCapacity() const
{
return m_capacity;
}
CsInfo&
setCapacity(uint64_t capacity);
/** \brief get CS_ENABLE_ADMIT flag
*/
bool
getEnableAdmit() const
{
return m_flags.test(BIT_CS_ENABLE_ADMIT);
}
CsInfo&
setEnableAdmit(bool enableAdmit);
/** \brief get CS_ENABLE_SERVE flag
*/
bool
getEnableServe() const
{
return m_flags.test(BIT_CS_ENABLE_SERVE);
}
CsInfo&
setEnableServe(bool enableServe);
/** \brief get number of stored CS entries
*/
uint64_t
getNEntries() const
{
return m_nEntries;
}
CsInfo&
setNEntries(uint64_t nEntries);
/** \brief get number of CS lookup hits since NFD starts
*/
uint64_t
getNHits() const
{
return m_nHits;
}
CsInfo&
setNHits(uint64_t nHits);
/** \brief get number of CS lookup misses since NFD starts
*/
uint64_t
getNMisses() const
{
return m_nMisses;
}
CsInfo&
setNMisses(uint64_t nMisses);
private:
using FlagsBitSet = std::bitset<2>;
uint64_t m_capacity;
FlagsBitSet m_flags;
uint64_t m_nEntries;
uint64_t m_nHits;
uint64_t m_nMisses;
mutable Block m_wire;
};
NDN_CXX_DECLARE_WIRE_ENCODE_INSTANTIATIONS(CsInfo);
bool
operator==(const CsInfo& a, const CsInfo& b);
inline bool
operator!=(const CsInfo& a, const CsInfo& b)
{
return !(a == b);
}
std::ostream&
operator<<(std::ostream& os, const CsInfo& csi);
} // namespace nfd
} // namespace ndn
#endif // NDN_MGMT_NFD_CS_INFO_HPP