management: link-layer byte counts in FaceStatus
refs #1765
Change-Id: I3a904804509fff6704002c155db0abe82d88f5fa
diff --git a/src/management/nfd-face-status.cpp b/src/management/nfd-face-status.cpp
new file mode 100644
index 0000000..adf29c2
--- /dev/null
+++ b/src/management/nfd-face-status.cpp
@@ -0,0 +1,227 @@
+/* -*- 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-face-status.hpp"
+
+namespace ndn {
+namespace nfd {
+
+FaceStatus::FaceStatus()
+ : m_faceId(0)
+ , m_hasExpirationPeriod(false)
+ , m_flags(0)
+ , m_nInInterests(0)
+ , m_nInDatas(0)
+ , m_nOutInterests(0)
+ , m_nOutDatas(0)
+ , m_nInBytes(0)
+ , m_nOutBytes(0)
+{
+}
+
+template<bool T>
+size_t
+FaceStatus::wireEncode(EncodingImpl<T>& 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::FaceFlags, m_flags);
+ if (m_hasExpirationPeriod) {
+ totalLength += prependNonNegativeIntegerBlock(encoder,
+ tlv::nfd::ExpirationPeriod, m_expirationPeriod.count());
+ }
+ totalLength += prependByteArrayBlock(encoder, tlv::nfd::LocalUri,
+ reinterpret_cast<const uint8_t*>(m_localUri.c_str()), m_localUri.size());
+ totalLength += prependByteArrayBlock(encoder, 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<true>(EncodingImpl<true>& block) const;
+
+template size_t
+FaceStatus::wireEncode<false>(EncodingImpl<false>& 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::FaceFlags) {
+ m_flags = readNonNegativeInteger(*val);
+ ++val;
+ }
+ else {
+ throw Error("missing required FaceFlags 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");
+ }
+}
+
+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 << "Flags: " << status.getFlags() << ",\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
+