face.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NDN_FACE_HPP
#define NDN_FACE_HPP

#include "common.hpp"

#include "name.hpp"
#include "interest.hpp"
#include "interest-filter.hpp"
#include "data.hpp"
#include "security/signing-info.hpp"

#define NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING

#ifdef NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING
#include "security/identity-certificate.hpp"
#endif // NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING

namespace boost {
namespace asio {
class io_service;
}
}

namespace ndn {

class Transport;

class PendingInterestId;
class RegisteredPrefixId;
class InterestFilterId;

namespace security {
class KeyChain;
}
using security::KeyChain;

namespace nfd {
class Controller;
}

typedef function<void(const Interest&, Data&)> OnData;

typedef function<void(const Interest&)> OnTimeout;

typedef function<void (const InterestFilter&, const Interest&)> OnInterest;

typedef function<void(const Name&)> RegisterPrefixSuccessCallback;

typedef function<void(const Name&, const std::string&)> RegisterPrefixFailureCallback;

typedef function<void()> UnregisterPrefixSuccessCallback;

typedef function<void(const std::string&)> UnregisterPrefixFailureCallback;

class Face : noncopyable
{
public:
  class Error : public std::runtime_error
  {
  public:
    explicit
    Error(const std::string& what)
      : std::runtime_error(what)
    {
    }
  };

public: // constructors
  Face();

  explicit
  Face(boost::asio::io_service& ioService);

  ~Face();

public: // consumer
  const PendingInterestId*
  expressInterest(const Interest& interest,
                  const OnData& onData, const OnTimeout& onTimeout = OnTimeout());

  const PendingInterestId*
  expressInterest(const Name& name,
                  const Interest& tmpl,
                  const OnData& onData, const OnTimeout& onTimeout = OnTimeout());

  void
  removePendingInterest(const PendingInterestId* pendingInterestId);

  size_t
  getNPendingInterests() const;

public: // producer
  const RegisteredPrefixId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest,
                    const RegisterPrefixFailureCallback& onFailure,
                    const security::SigningInfo& signingInfo = security::SigningInfo(),
                    uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

  const RegisteredPrefixId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest,
                    const RegisterPrefixSuccessCallback& onSuccess,
                    const RegisterPrefixFailureCallback& onFailure,
                    const security::SigningInfo& signingInfo = security::SigningInfo(),
                    uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

  const InterestFilterId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest);

#ifdef NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING

  const RegisteredPrefixId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest,
                    const RegisterPrefixSuccessCallback& onSuccess,
                    const RegisterPrefixFailureCallback& onFailure,
                    const IdentityCertificate& certificate,
                    uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

  const RegisteredPrefixId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest,
                    const RegisterPrefixFailureCallback& onFailure,
                    const IdentityCertificate& certificate,
                    uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

  const RegisteredPrefixId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest,
                    const RegisterPrefixSuccessCallback& onSuccess,
                    const RegisterPrefixFailureCallback& onFailure,
                    const Name& identity,
                    uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

  const RegisteredPrefixId*
  setInterestFilter(const InterestFilter& interestFilter,
                    const OnInterest& onInterest,
                    const RegisterPrefixFailureCallback& onFailure,
                    const Name& identity,
                    uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);
#endif // NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING

  const RegisteredPrefixId*
  registerPrefix(const Name& prefix,
                 const RegisterPrefixSuccessCallback& onSuccess,
                 const RegisterPrefixFailureCallback& onFailure,
                 const security::SigningInfo& signingInfo = security::SigningInfo(),
                 uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

#ifdef NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING

  const RegisteredPrefixId*
  registerPrefix(const Name& prefix,
                 const RegisterPrefixSuccessCallback& onSuccess,
                 const RegisterPrefixFailureCallback& onFailure,
                 const IdentityCertificate& certificate,
                 uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);

  const RegisteredPrefixId*
  registerPrefix(const Name& prefix,
                 const RegisterPrefixSuccessCallback& onSuccess,
                 const RegisterPrefixFailureCallback& onFailure,
                 const Name& identity,
                 uint64_t flags = nfd::ROUTE_FLAG_CHILD_INHERIT);
#endif // NDN_FACE_KEEP_DEPRECATED_REGISTRATION_SIGNING

  void
  unsetInterestFilter(const RegisteredPrefixId* registeredPrefixId);

  void
  unsetInterestFilter(const InterestFilterId* interestFilterId);

  void
  unregisterPrefix(const RegisteredPrefixId* registeredPrefixId,
                   const UnregisterPrefixSuccessCallback& onSuccess,
                   const UnregisterPrefixFailureCallback& onFailure);

  void
  put(const Data& data);

public: // IO routine
  void
  processEvents(const time::milliseconds& timeout = time::milliseconds::zero(),
                bool keepThread = false);

  void
  shutdown();

  boost::asio::io_service&
  getIoService()
  {
    return *static_cast<boost::asio::io_service*>(nullptr);
  }

private:
  void
  construct();

private:
  class Impl;

private:
  unique_ptr<KeyChain> m_internalKeyChain;

  unique_ptr<nfd::Controller> m_nfdController;
  unique_ptr<Impl> m_impl;
};

} // namespace ndn

#endif // NDN_FACE_HPP