diff --git a/ndn-cpp/data.h b/ndn-cpp/data.h
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+++ b/ndn-cpp/data.h
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+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013, Regents of the University of California
+ *                     Alexander Afanasyev
+ *
+ * BSD license, See the LICENSE file for more information
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#ifndef NDN_DATA_H
+#define NDN_DATA_H
+
+#include "ndn-cpp/fields/name.h"
+#include "ndn-cpp/fields/content.h"
+#include "ndn-cpp/fields/signature.h"
+#include "ndn-cpp/fields/signed-blob.h"
+
+namespace ndn {
+
+/**
+ * @brief Class implementing abstractions to work with NDN Data packets
+ */
+class Data
+{
+public:
+  /**
+   * @brief Create an empty Data with empty payload
+   **/
+  Data ();
+
+  /**
+   * @brief Destructor
+   */
+  ~Data ();
+
+  /**
+   * @brief Set data packet name
+   * @param name name of the data packet
+   * @return reference to self (to allow method chaining)
+   *
+   * In some cases, a direct access to and manipulation of name using getName is more efficient
+   */
+  inline Data &
+  setName (const Name &name);
+
+  /**
+   * @brief Get data packet name (const reference)
+   * @returns name of the data packet
+   */
+  inline const Name &
+  getName () const;
+
+  /**
+   * @brief Get data packet name (reference)
+   * @returns name of the data packet
+   */
+  inline Name &
+  getName ();
+
+  /**
+   * @brief Get const smart pointer to signature object
+   */
+  inline Ptr<const Signature>
+  getSignature () const;
+
+  /**
+   * @brief Get smart pointer to signature object
+   */
+  inline Ptr<Signature>
+  getSignature ();
+
+  /**
+   * @brief Set signature object
+   * @param signature smart pointer to a signature object
+   */
+  inline void
+  setSignature (Ptr<Signature> sigature);
+
+  /**
+   * @brief Get const reference to content object (content info + actual content)
+   */
+  inline const Content &
+  getContent () const;
+
+  /**
+   * @brief Get reference to content object (content info + actual content)
+   */
+  inline Content &
+  getContent ();
+
+  /**
+   * @brief Set content object (content info + actual content)
+   * @param content reference to a content object
+   *
+   * More efficient way (that avoids copying):
+   * @code
+   * Content content (...);
+   * getContent ().swap (content);
+   * @endcode
+   */
+  inline void
+  setContent (const Content &content);
+
+  /**
+   * @brief A helper method to directly access actual content data (const reference)
+   *
+   * This method is equivalent to
+   * @code
+   * getContent ().getContent ()
+   * @endcode
+   */
+  inline const Blob &
+  content () const;
+
+  /**
+   * @brief A helper method to directly access actual content data (reference)
+   *
+   * This method is equivalent to
+   * @code
+   * getContent ().getContent ()
+   * @endcode
+   */
+  inline Blob &
+  content ();
+
+private:
+  Name m_name;
+  Ptr<Signature> m_signature; // signature with its parameters "binds" name and content
+  Content m_content;
+
+  Ptr<SignedBlob> m_wire;  
+};
+
+inline Data &
+Data::setName (const Name &name)
+{
+  m_name = name;
+  return *this;
+}
+
+inline const Name &
+Data::getName () const
+{
+  return m_name;
+}
+
+inline Name &
+Data::getName ()
+{
+  return m_name;
+}
+
+inline Ptr<const Signature>
+Data::getSignature () const
+{
+  return m_signature;
+}
+
+inline Ptr<Signature>
+Data::getSignature ()
+{
+  return m_signature;
+}
+
+inline void
+Data::setSignature (Ptr<Signature> signature)
+{
+  m_signature = signature;
+}
+
+inline const Content &
+Data::getContent () const
+{
+  return m_content;
+}
+
+inline Content &
+Data::getContent ()
+{
+  return m_content;
+}
+
+inline void
+Data::setContent (const Content &content)
+{
+  m_content = content;
+}
+
+inline const Blob &
+Data::content () const
+{
+  return getContent ().getContent ();
+}
+
+inline Blob &
+Data::content ()
+{
+  return getContent ().getContent ();
+}
+
+} // namespace ndn
+
+#endif // NDN_DATA_H