blob: becaa75c6005e1615ba54dcf9918febb6eba1f1e [file] [log] [blame]
/* -*- 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.
*/
#include "nfd-face-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<FaceStatus>));
BOOST_CONCEPT_ASSERT((WireEncodable<FaceStatus>));
BOOST_CONCEPT_ASSERT((WireDecodable<FaceStatus>));
static_assert(std::is_base_of<tlv::Error, FaceStatus::Error>::value,
"FaceStatus::Error must inherit from tlv::Error");
FaceStatus::FaceStatus()
: m_hasExpirationPeriod(false)
, m_nInInterests(0)
, m_nInDatas(0)
, m_nOutInterests(0)
, m_nOutDatas(0)
, m_nInBytes(0)
, m_nOutBytes(0)
{
}
FaceStatus::FaceStatus(const Block& block)
{
this->wireDecode(block);
}
template<encoding::Tag TAG>
size_t
FaceStatus::wireEncode(EncodingImpl<TAG>& encoder) const
{
size_t totalLength = 0;
totalLength += prependNonNegativeIntegerBlock(encoder,
tlv::nfd::NOutBytes, m_nOutBytes);
totalLength += prependNonNegativeIntegerBlock(encoder,
tlv::nfd::NInBytes, m_nInBytes);
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::LinkType, m_linkType);
totalLength += prependNonNegativeIntegerBlock(encoder,
tlv::nfd::FacePersistency, m_facePersistency);
totalLength += prependNonNegativeIntegerBlock(encoder,
tlv::nfd::FaceScope, m_faceScope);
if (m_hasExpirationPeriod) {
totalLength += prependNonNegativeIntegerBlock(encoder,
tlv::nfd::ExpirationPeriod, m_expirationPeriod.count());
}
totalLength += encoder.prependByteArrayBlock(tlv::nfd::LocalUri,
reinterpret_cast<const uint8_t*>(m_localUri.c_str()), m_localUri.size());
totalLength += encoder.prependByteArrayBlock(tlv::nfd::Uri,
reinterpret_cast<const uint8_t*>(m_remoteUri.c_str()), m_remoteUri.size());
totalLength += prependNonNegativeIntegerBlock(encoder,
tlv::nfd::FaceId, m_faceId);
totalLength += encoder.prependVarNumber(totalLength);
totalLength += encoder.prependVarNumber(tlv::nfd::FaceStatus);
return totalLength;
}
template size_t
FaceStatus::wireEncode<encoding::EncoderTag>(EncodingImpl<encoding::EncoderTag>& block) const;
template size_t
FaceStatus::wireEncode<encoding::EstimatorTag>(EncodingImpl<encoding::EstimatorTag>& block) const;
const Block&
FaceStatus::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
FaceStatus::wireDecode(const Block& block)
{
if (block.type() != tlv::nfd::FaceStatus) {
throw Error("expecting FaceStatus block");
}
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::FaceId) {
m_faceId = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required FaceId field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::Uri) {
m_remoteUri.assign(reinterpret_cast<const char*>(val->value()), val->value_size());
++val;
}
else {
throw Error("missing required Uri field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::LocalUri) {
m_localUri.assign(reinterpret_cast<const char*>(val->value()), val->value_size());
++val;
}
else {
throw Error("missing required LocalUri field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::ExpirationPeriod) {
m_expirationPeriod = time::milliseconds(readNonNegativeInteger(*val));
m_hasExpirationPeriod = true;
++val;
}
else {
m_hasExpirationPeriod = false;
// ExpirationPeriod is optional
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::FaceScope) {
m_faceScope = static_cast<FaceScope>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required FaceScope field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::FacePersistency) {
m_facePersistency = static_cast<FacePersistency>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required FacePersistency field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::LinkType) {
m_linkType = static_cast<LinkType>(readNonNegativeInteger(*val));
++val;
}
else {
throw Error("missing required LinkType field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NInInterests) {
m_nInInterests = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required NInInterests field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NInDatas) {
m_nInDatas = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required NInDatas field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NOutInterests) {
m_nOutInterests = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required NOutInterests field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NOutDatas) {
m_nOutDatas = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required NOutDatas field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NInBytes) {
m_nInBytes = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required NInBytes field");
}
if (val != m_wire.elements_end() && val->type() == tlv::nfd::NOutBytes) {
m_nOutBytes = readNonNegativeInteger(*val);
++val;
}
else {
throw Error("missing required NOutBytes field");
}
}
FaceStatus&
FaceStatus::setExpirationPeriod(const time::milliseconds& expirationPeriod)
{
m_wire.reset();
m_expirationPeriod = expirationPeriod;
m_hasExpirationPeriod = true;
return *this;
}
FaceStatus&
FaceStatus::setNInInterests(uint64_t nInInterests)
{
m_wire.reset();
m_nInInterests = nInInterests;
return *this;
}
FaceStatus&
FaceStatus::setNInDatas(uint64_t nInDatas)
{
m_wire.reset();
m_nInDatas = nInDatas;
return *this;
}
FaceStatus&
FaceStatus::setNOutInterests(uint64_t nOutInterests)
{
m_wire.reset();
m_nOutInterests = nOutInterests;
return *this;
}
FaceStatus&
FaceStatus::setNOutDatas(uint64_t nOutDatas)
{
m_wire.reset();
m_nOutDatas = nOutDatas;
return *this;
}
FaceStatus&
FaceStatus::setNInBytes(uint64_t nInBytes)
{
m_wire.reset();
m_nInBytes = nInBytes;
return *this;
}
FaceStatus&
FaceStatus::setNOutBytes(uint64_t nOutBytes)
{
m_wire.reset();
m_nOutBytes = nOutBytes;
return *this;
}
void
FaceStatus::wireReset() const
{
m_wire.reset();
}
std::ostream&
operator<<(std::ostream& os, const FaceStatus& status)
{
os << "FaceStatus("
<< "FaceID: " << status.getFaceId() << ",\n"
<< "RemoteUri: " << status.getRemoteUri() << ",\n"
<< "LocalUri: " << status.getLocalUri() << ",\n";
if (status.hasExpirationPeriod()) {
os << "ExpirationPeriod: " << status.getExpirationPeriod() << ",\n";
}
else {
os << "ExpirationPeriod: infinite,\n";
}
os << "FaceScope: " << status.getFaceScope() << ",\n"
<< "FacePersistency: " << status.getFacePersistency() << ",\n"
<< "LinkType: " << status.getLinkType() << ",\n"
<< "Counters: { Interests: {in: " << status.getNInInterests() << ", "
<< "out: " << status.getNOutInterests() << "},\n"
<< " Data: {in: " << status.getNInDatas() << ", "
<< "out: " << status.getNOutDatas() << "},\n"
<< " bytes: {in: " << status.getNInBytes() << ", "
<< "out: " << status.getNOutBytes() << "} }\n"
<< ")";
return os;
}
} // namespace nfd
} // namespace ndn