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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2013-2014 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 "nfd-forwarder-status.hpp"
#include "encoding/tlv-nfd.hpp"
#include "encoding/block-helpers.hpp"
#include "util/concepts.hpp"
namespace ndn {
namespace nfd {
//BOOST_CONCEPT_ASSERT((boost::EqualityComparable<ForwarderStatus>));
BOOST_CONCEPT_ASSERT((WireEncodable<ForwarderStatus>));
BOOST_CONCEPT_ASSERT((WireDecodable<ForwarderStatus>));
static_assert(std::is_base_of<tlv::Error, ForwarderStatus::Error>::value,
"ForwarderStatus::Error must inherit from tlv::Error");
ForwarderStatus::ForwarderStatus()
: m_startTimestamp(time::system_clock::TimePoint::min())
, m_currentTimestamp(time::system_clock::TimePoint::min())
, m_nNameTreeEntries(0)
, m_nFibEntries(0)
, m_nPitEntries(0)
, m_nMeasurementsEntries(0)
, m_nCsEntries(0)
, m_nInInterests(0)
, m_nInDatas(0)
, m_nOutInterests(0)
, m_nOutDatas(0)
{
}
ForwarderStatus::ForwarderStatus(const Block& payload)
{
this->wireDecode(payload);
}
template<bool T>
size_t
ForwarderStatus::wireEncode(EncodingImpl<T>& encoder) const
{
size_t totalLength = 0;
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NOutDatas,
m_nOutDatas);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NOutInterests,
m_nOutInterests);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NInDatas,
m_nInDatas);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NInInterests,
m_nInInterests);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NCsEntries,
m_nCsEntries);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NMeasurementsEntries,
m_nMeasurementsEntries);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NPitEntries,
m_nPitEntries);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NFibEntries,
m_nFibEntries);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::NNameTreeEntries,
m_nNameTreeEntries);
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::CurrentTimestamp,
time::toUnixTimestamp(m_currentTimestamp).count());
totalLength += prependNonNegativeIntegerBlock(encoder, tlv::nfd::StartTimestamp,
time::toUnixTimestamp(m_startTimestamp).count());
totalLength += prependByteArrayBlock(encoder,tlv::nfd::NfdVersion,
reinterpret_cast<const uint8_t*>(m_nfdVersion.c_str()),
m_nfdVersion.size());
totalLength += encoder.prependVarNumber(totalLength);
totalLength += encoder.prependVarNumber(tlv::Content);
return totalLength;
}
template size_t
ForwarderStatus::wireEncode<true>(EncodingImpl<true>& block) const;
template size_t
ForwarderStatus::wireEncode<false>(EncodingImpl<false>& block) const;
const Block&
ForwarderStatus::wireEncode() const
{
if (m_wire.hasWire())
return m_wire;
EncodingEstimator estimator;
size_t estimatedSize = wireEncode(estimator);
EncodingBuffer buffer(estimatedSize, 0);
wireEncode(buffer);
m_wire = buffer.block();
return m_wire;
}
void
ForwarderStatus::wireDecode(const Block& block)
{
if (block.type() != tlv::Content) {
throw Error("expecting Content block for Status payload");
}
m_wire = block;
m_wire.parse();
Block::element_const_iterator val = m_wire.elements_begin();
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NfdVersion) {
m_nfdVersion.assign(reinterpret_cast<const char*>(val->value()), val->value_size());
++val;
}
else {
throw Error("missing required NfdVersion field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::StartTimestamp) {
m_startTimestamp = time::fromUnixTimestamp(time::milliseconds(readNonNegativeInteger(*val)));
++val;
}
else {
throw Error("missing required StartTimestamp field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::CurrentTimestamp) {
m_currentTimestamp = time::fromUnixTimestamp(time::milliseconds(readNonNegativeInteger(*val)));
++val;
}
else {
throw Error("missing required CurrentTimestamp field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NNameTreeEntries) {
m_nNameTreeEntries = static_cast<size_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NNameTreeEntries field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NFibEntries) {
m_nFibEntries = static_cast<size_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NFibEntries field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NPitEntries) {
m_nPitEntries = static_cast<size_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NPitEntries field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NMeasurementsEntries) {
m_nMeasurementsEntries = static_cast<size_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NMeasurementsEntries field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NCsEntries) {
m_nCsEntries = static_cast<size_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NCsEntries field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NInInterests) {
m_nInInterests = static_cast<uint64_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NInInterests field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NInDatas) {
m_nInDatas = static_cast<uint64_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NInDatas field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NOutInterests) {
m_nOutInterests = static_cast<uint64_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NOutInterests field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NOutDatas) {
m_nOutDatas = static_cast<uint64_t>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required NOutDatas field");
}
}
ForwarderStatus&
ForwarderStatus::setNfdVersion(const std::string& nfdVersion)
{
m_wire.reset();
m_nfdVersion = nfdVersion;
return *this;
}
ForwarderStatus&
ForwarderStatus::setStartTimestamp(const time::system_clock::TimePoint& startTimestamp)
{
m_wire.reset();
m_startTimestamp = startTimestamp;
return *this;
}
ForwarderStatus&
ForwarderStatus::setCurrentTimestamp(const time::system_clock::TimePoint& currentTimestamp)
{
m_wire.reset();
m_currentTimestamp = currentTimestamp;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNNameTreeEntries(size_t nNameTreeEntries)
{
m_wire.reset();
m_nNameTreeEntries = nNameTreeEntries;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNFibEntries(size_t nFibEntries)
{
m_wire.reset();
m_nFibEntries = nFibEntries;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNPitEntries(size_t nPitEntries)
{
m_wire.reset();
m_nPitEntries = nPitEntries;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNMeasurementsEntries(size_t nMeasurementsEntries)
{
m_wire.reset();
m_nMeasurementsEntries = nMeasurementsEntries;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNCsEntries(size_t nCsEntries)
{
m_wire.reset();
m_nCsEntries = nCsEntries;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNInInterests(uint64_t nInInterests)
{
m_wire.reset();
m_nInInterests = nInInterests;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNInDatas(uint64_t nInDatas)
{
m_wire.reset();
m_nInDatas = nInDatas;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNOutInterests(uint64_t nOutInterests)
{
m_wire.reset();
m_nOutInterests = nOutInterests;
return *this;
}
ForwarderStatus&
ForwarderStatus::setNOutDatas(uint64_t nOutDatas)
{
m_wire.reset();
m_nOutDatas = nOutDatas;
return *this;
}
} // namespace nfd
} // namespace ndn