table: move PIT iterator to a separate file
This commit only moves code around and renames variables.
There's no functional change.
refs #3164
Change-Id: Icb6b249cc0c07fcfe42f7a6d6987de31285566e7
diff --git a/daemon/table/pit-iterator.hpp b/daemon/table/pit-iterator.hpp
new file mode 100644
index 0000000..061e077
--- /dev/null
+++ b/daemon/table/pit-iterator.hpp
@@ -0,0 +1,86 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2016, Regents of the University of California,
+ * Arizona Board of Regents,
+ * Colorado State University,
+ * University Pierre & Marie Curie, Sorbonne University,
+ * Washington University in St. Louis,
+ * Beijing Institute of Technology,
+ * The University of Memphis.
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD 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 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, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef NFD_DAEMON_TABLE_PIT_ITERATOR_HPP
+#define NFD_DAEMON_TABLE_PIT_ITERATOR_HPP
+
+#include "name-tree.hpp"
+#include "pit-entry.hpp"
+
+namespace nfd {
+namespace pit {
+
+/** \brief PIT iterator
+ */
+class Iterator : public std::iterator<std::forward_iterator_tag, const Entry>
+{
+public:
+ Iterator();
+
+ /** \brief constructor
+ * \param ntIt a name tree iterator that visits name tree entries with one or more PIT entries
+ */
+ explicit
+ Iterator(const NameTree::const_iterator& ntIt);
+
+ const Entry&
+ operator*() const
+ {
+ return *this->operator->();
+ }
+
+ shared_ptr<Entry>
+ operator->() const
+ {
+ return m_ntIt->getPitEntries().at(m_iPitEntry);
+ }
+
+ Iterator&
+ operator++();
+
+ Iterator
+ operator++(int);
+
+ bool
+ operator==(const Iterator& other) const
+ {
+ return m_ntIt == other.m_ntIt && m_iPitEntry == other.m_iPitEntry;
+ }
+
+ bool
+ operator!=(const Iterator& other) const
+ {
+ return !this->operator==(other);
+ }
+
+private:
+ NameTree::const_iterator m_ntIt; ///< current name tree entry
+ size_t m_iPitEntry; ///< current PIT entry within m_ntIt->getPitEntries()
+};
+
+} // namespace pit
+} // namespace nfd
+
+#endif // NFD_DAEMON_TABLE_PIT_ITERATOR_HPP