/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
/**
 * Copyright (C) 2013 Regents of the University of California.
 * See COPYING for copyright and distribution information.
 */

#ifndef NDN_DETAIL_REGISTERED_PREFIX_HPP
#define NDN_DETAIL_REGISTERED_PREFIX_HPP

#include "../common.hpp"
#include "../interest.hpp"

namespace ndn {

class RegisteredPrefix {
public:
  typedef function<void
  (const Name&, const Interest&)> OnInterest;

  /**
   * Create a new PrefixEntry.
   * @param prefix A shared_ptr for the prefix.
   * @param onInterest A function object to call when a matching data packet is received.
   */
  RegisteredPrefix(const Name& prefix, const OnInterest& onInterest)
    : prefix_(new Name(prefix))
    , onInterest_(onInterest)
  {
  }
    
  const Name& 
  getPrefix() const
  {
    return *prefix_;
  }
    
  const OnInterest& 
  getOnInterest() const
  {
    return onInterest_;
  }
    
private:
  shared_ptr<Name> prefix_;
  const OnInterest onInterest_;
};


struct RegisteredPrefixId;

/**
 * @brief Functor to match pending interests against PendingInterestId
 */
struct MatchRegisteredPrefixId
{
  MatchRegisteredPrefixId(const RegisteredPrefixId *registeredPrefixId)
    : id_(registeredPrefixId)
  {
  }

  bool
  operator()(const shared_ptr<RegisteredPrefix> &registeredPrefix) const
  {
    return (reinterpret_cast<const RegisteredPrefixId *>(registeredPrefix.get()) == id_);
  }
private:
  const RegisteredPrefixId *id_;
};

} // namespace ndn

#endif // NDN_DETAIL_REGISTERED_PREFIX_HPP