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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2013-2015 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_CXX_LP_DETAIL_FIELD_INFO_HPP
#define NDN_CXX_LP_DETAIL_FIELD_INFO_HPP
#include "../../common.hpp"
#include "../fields.hpp"
namespace ndn {
namespace lp {
namespace detail {
class FieldInfo
{
public:
FieldInfo();
explicit
FieldInfo(uint64_t tlv);
public:
/**
* \brief TLV-TYPE of the field; 0 if field does not exist
*/
uint64_t tlvType;
/**
* \brief is this field known
*/
bool isRecognized;
/**
* \brief can this unknown field be ignored
*/
bool canIgnore;
/**
* \brief is the field repeatable
*/
bool isRepeatable;
/**
* \brief sort order of field_location_tag
*/
int locationSortOrder;
};
template<typename TAG>
inline int
getLocationSortOrder();
template<>
inline int
getLocationSortOrder<field_location_tags::Header>()
{
return 1;
}
template<>
inline int
getLocationSortOrder<field_location_tags::Fragment>()
{
return 2;
}
inline bool
compareFieldSortOrder(const FieldInfo& first, const FieldInfo& second)
{
return (first.locationSortOrder < second.locationSortOrder) ||
(first.locationSortOrder == second.locationSortOrder && first.tlvType < second.tlvType);
}
} // namespace detail
} // namespace lp
} // namespace ndn
#endif // NDN_CXX_LP_DETAIL_FIELD_INFO_HPP