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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 NFD Control Center. See AUTHORS.md for complete list of NFD
* authors and contributors.
*
* NFD Control Center is free software: you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software Foundation,
* either version 3 of the License, or (at your option) any later version.
*
* NFD Control Center 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with NFD
* Control Center, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
*/
#include "fib-status.hpp"
#ifdef WAF
#include "fib-status.moc"
// #include "fib-status.cpp.moc"
#endif
#include <ndn-cxx/face.hpp>
#include <ndn-cxx/name.hpp>
#include <ndn-cxx/interest.hpp>
#include <ndn-cxx/encoding/buffer-stream.hpp>
#include <ndn-cxx/management/nfd-fib-entry.hpp>
#include <ndn-cxx/management/nfd-face-status.hpp>
#include <ndn-cxx/management/nfd-forwarder-status.hpp>
namespace ndn {
FibStatusModel::FibStatusModel(Face& face, QObject *parent/* = 0*/)
: QAbstractListModel(parent)
// , m_face(face)
{
}
int
FibStatusModel::rowCount(const QModelIndex &parent/* = QModelIndex()*/) const
{
return m_items.count();
}
void
FibStatusModel::addItem(const FibStatusItem &item)
{
beginInsertRows(QModelIndex(), rowCount(), rowCount());
m_items << item;
endInsertRows();
}
QVariant
FibStatusModel::data(const QModelIndex & index, int role) const
{
if (index.row() < 0 || index.row() >= m_items.count()) {
return QVariant();
}
const FibStatusItem &item = m_items.at(index.row());
if (role == PrefixRole) {
return item.prefix();
} else if (role == FaceIdRole) {
return static_cast<uint>(item.faceId());
} else if (role == CostRole) {
return static_cast<uint>(item.cost());
}
return QVariant();
}
QHash<int, QByteArray>
FibStatusModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[PrefixRole] = "prefix";
roles[FaceIdRole] = "faceId";
roles[CostRole] = "cost";
return roles;
}
void
FibStatusModel::clear()
{
beginResetModel();
m_items.clear();
endResetModel();
}
Q_INVOKABLE void
FibStatusModel::fetchFibInformation()
{
// m_buffer = make_shared<OBufferStream>();
// Interest interest("/localhost/nfd/fib/list");
// interest.setChildSelector(1);
// interest.setMustBeFresh(true);
// m_face.expressInterest(interest,
// bind(&FibStatusModel::fetchSegments, this, _2,
// &FibStatusModel::afterFetchedFibEnumerationInformation),
// bind(&FibStatusModel::onTimeout, this));
// try {
// m_face.processEvents();
// } catch (Tlv::Error e) {
// std::cerr << e.what() << std::endl;
// clear();
// }
}
void
FibStatusModel::afterFetchedFibEnumerationInformation()
{
// beginResetModel();
// m_items.clear();
// ConstBufferPtr buf = m_buffer->buf();
// Block block;
// size_t offset = 0;
// while (offset < buf->size()) {
// bool ok = Block::fromBuffer(buf, offset, block);
// if (!ok) {
// std::cerr << "ERROR: cannot decode FibEntry TLV" << std::endl;
// break;
// }
// offset += block.size();
// nfd::FibEntry fibEntry(block);
// for (std::list<nfd::NextHopRecord>::const_iterator
// nextHop = fibEntry.getNextHopRecords().begin();
// nextHop != fibEntry.getNextHopRecords().end();
// ++nextHop) {
// addItem(FibStatusItem(QString::fromStdString(fibEntry.getPrefix().toUri()),
// nextHop->getFaceId(), nextHop->getCost()));
// }
// }
// endResetModel();
}
void
FibStatusModel::fetchSegments(const Data& data, void (FibStatusModel::*onDone)())
{
// m_buffer->write(reinterpret_cast<const char*>(data.getContent().value()),
// data.getContent().value_size());
// uint64_t currentSegment = data.getName().get(-1).toSegment();
// const name::Component& finalBlockId = data.getMetaInfo().getFinalBlockId();
// if (finalBlockId.empty() ||
// finalBlockId.toSegment() > currentSegment) {
// m_face.expressInterest(data.getName().getPrefix(-1).appendSegment(currentSegment+1),
// bind(&FibStatusModel::fetchSegments, this, _2, onDone),
// bind(&FibStatusModel::onTimeout, this));
// } else {
// return (this->*onDone)();
// }
}
void
FibStatusModel::onTimeout()
{
std::cerr << "Request timed out" << std::endl;
}
} // namespace ndn