diff --git a/include/ndn-cpp/meta-info.hpp b/include/ndn-cpp/meta-info.hpp
new file mode 100644
index 0000000..27e97e8
--- /dev/null
+++ b/include/ndn-cpp/meta-info.hpp
@@ -0,0 +1,116 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/**
+ * Copyright (C) 2013 Regents of the University of California.
+ * @author: Jeff Thompson <jefft0@remap.ucla.edu>
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NDN_META_INFO_HPP
+#define NDN_META_INFO_HPP
+
+namespace ndn {
+
+/**
+ * An MetaInfo holds the meta info which is signed inside the data packet.
+ */
+class MetaInfo {
+public:
+  enum {
+    TYPE_DEFAULT = 0,
+    TYPE_LINK = 1,
+    TYPE_KEY = 2
+  };
+  
+  MetaInfo()
+    : type_(TYPE_DEFAULT)
+    , freshnessPeriod_(-1)
+  {   
+  }
+  
+  uint32_t 
+  getType() const
+  { return type_; }
+  
+  void 
+  setType(uint32_t type)
+  { type_ = type; }
+  
+  Milliseconds 
+  getFreshnessPeriod() const
+  { return freshnessPeriod_; }
+  
+  void 
+  setFreshnessPeriod(Milliseconds freshnessPeriod)
+  { freshnessPeriod_ = freshnessPeriod; }
+
+  inline const Block& 
+  wireEncode() const;
+  
+  inline void
+  wireDecode(const Block &wire);  
+  
+private:
+  uint32_t type_;
+  Milliseconds freshnessPeriod_;
+
+  mutable Block wire_;
+};
+
+inline const Block& 
+MetaInfo::wireEncode() const
+{
+  if (wire_.hasWire())
+    return wire_;
+
+  wire_ = Block(Tlv::MetaInfo);
+
+  // ContentType
+  if (type_ != TYPE_DEFAULT) {
+    OBufferStream os;
+    Tlv::writeVarNumber(os, Tlv::ContentType);
+    Tlv::writeVarNumber(os, Tlv::sizeOfNonNegativeInteger(type_));
+    Tlv::writeNonNegativeInteger(os, type_);
+
+    wire_.push_back(Block(os.buf()));
+  }
+
+  // FreshnessPeriod
+  if (freshnessPeriod_ >= 0) {
+    OBufferStream os;
+    Tlv::writeVarNumber(os, Tlv::FreshnessPeriod);
+    Tlv::writeVarNumber(os, Tlv::sizeOfNonNegativeInteger(freshnessPeriod_));
+    Tlv::writeNonNegativeInteger(os, freshnessPeriod_);
+
+    wire_.push_back(Block(os.buf()));
+  }
+  
+  wire_.encode();
+  return wire_;  
+}
+  
+inline void
+MetaInfo::wireDecode(const Block &wire)
+{
+  wire_ = wire;
+  wire_.parse();
+
+  // ContentType
+  Block::element_iterator val = wire_.find(Tlv::ContentType);
+  if (val != wire_.getAll().end())
+    {
+      Buffer::const_iterator begin = val->value_begin();
+      type_ = Tlv::readNonNegativeInteger(val->value_size(), begin, val->value_end());
+    }
+
+  // FreshnessPeriod
+  val = wire_.find(Tlv::FreshnessPeriod);
+  if (val != wire_.getAll().end())
+    {
+      Buffer::const_iterator begin = val->value_begin();
+      freshnessPeriod_ = Tlv::readNonNegativeInteger(val->value_size(), begin, val->value_end());
+    }
+}
+
+} // namespace ndn
+
+#endif // NDN_META_INFO_HPP