diff --git a/src/lp/field-info.cpp b/src/lp/field-info.cpp
new file mode 100644
index 0000000..99b0b0b
--- /dev/null
+++ b/src/lp/field-info.cpp
@@ -0,0 +1,72 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2017 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 "field-info.hpp"
+
+#include <boost/mpl/for_each.hpp>
+#include <boost/bind.hpp>
+
+namespace ndn {
+namespace lp {
+
+struct ExtractFieldInfo
+{
+  typedef void result_type;
+
+  template<typename T>
+  void
+  operator()(FieldInfo* info, T)
+  {
+    if (T::TlvType::value != info->tlvType) {
+      return;
+    }
+    info->isRecognized = true;
+    info->canIgnore = false;
+    info->isRepeatable = T::IsRepeatable::value;
+    info->locationSortOrder = getLocationSortOrder<typename T::FieldLocation>();
+  }
+};
+
+FieldInfo::FieldInfo()
+  : tlvType(0)
+  , isRecognized(false)
+  , canIgnore(false)
+  , isRepeatable(false)
+  , locationSortOrder(getLocationSortOrder<field_location_tags::Header>())
+{
+}
+
+FieldInfo::FieldInfo(uint64_t tlv)
+  : tlvType(tlv)
+  , isRecognized(false)
+  , canIgnore(false)
+  , isRepeatable(false)
+  , locationSortOrder(getLocationSortOrder<field_location_tags::Header>())
+{
+  boost::mpl::for_each<FieldSet>(boost::bind(ExtractFieldInfo(), this, _1));
+  if (!isRecognized) {
+    canIgnore = tlv::HEADER3_MIN <= tlvType && tlvType <= tlv::HEADER3_MAX &&
+                (tlvType & 0x03) == 0x00;
+  }
+}
+
+} // namespace lp
+} // namespace ndn