blob: 3396af6662ade02917763454b00a8f1710b9aef0 [file] [log] [blame]
/* -*- 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.
*/
#include "prefix-announcement-header.hpp"
#include "tlv.hpp"
namespace ndn {
namespace lp {
PrefixAnnouncementHeader::PrefixAnnouncementHeader() = default;
PrefixAnnouncementHeader::PrefixAnnouncementHeader(const Block& block)
{
wireDecode(block);
}
PrefixAnnouncementHeader::PrefixAnnouncementHeader(PrefixAnnouncement prefixAnn)
: m_prefixAnn(std::move(prefixAnn))
{
if (m_prefixAnn->getData() == nullopt) {
BOOST_THROW_EXCEPTION(Error("PrefixAnnouncement does not contain Data"));
}
}
template<encoding::Tag TAG>
size_t
PrefixAnnouncementHeader::wireEncode(EncodingImpl<TAG>& encoder) const
{
if (m_prefixAnn == nullopt) {
BOOST_THROW_EXCEPTION(Error("PrefixAnnouncementHeader does not contain a PrefixAnnouncement"));
}
size_t length = 0;
length += m_prefixAnn->getData()->wireEncode(encoder);
length += encoder.prependVarNumber(length);
length += encoder.prependVarNumber(tlv::PrefixAnnouncement);
return length;
}
NDN_CXX_DEFINE_WIRE_ENCODE_INSTANTIATIONS(PrefixAnnouncementHeader);
void
PrefixAnnouncementHeader::wireDecode(const Block& wire)
{
if (wire.type() != tlv::PrefixAnnouncement) {
BOOST_THROW_EXCEPTION(Error("Unexpected TLV-TYPE " + to_string(wire.type())));
}
wire.parse();
m_prefixAnn.emplace(Data(wire.get(ndn::tlv::Data)));
}
} // namespace lp
} // namespace ndn