internal-transport.hpp

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

#include "transport.hpp"
#include <ndn-cxx/transport/transport.hpp>

namespace nfd {
namespace face {

class InternalTransportBase
{
public:
  virtual void
  receiveFromLink(const Block& packet) = 0;

  signal::Signal<InternalTransportBase, Block> afterSend;

protected:
  DECLARE_SIGNAL_EMIT(afterSend)
};

class InternalForwarderTransport : public face::Transport, public InternalTransportBase
{
public:
  InternalForwarderTransport(const FaceUri& localUri = FaceUri("internal://"),
                             const FaceUri& remoteUri = FaceUri("internal://"),
                             ndn::nfd::FaceScope scope = ndn::nfd::FACE_SCOPE_LOCAL,
                             ndn::nfd::LinkType linkType = ndn::nfd::LINK_TYPE_POINT_TO_POINT);

  void
  receiveFromLink(const Block& packet) override;

protected:
  void
  doClose() override;

private:
  void
  doSend(Packet&& packet) override;

private:
  NFD_LOG_INCLASS_DECLARE();
};

class InternalClientTransport : public ndn::Transport, public InternalTransportBase
{
public:
  void
  connectToForwarder(InternalForwarderTransport* forwarderTransport);

  void
  receiveFromLink(const Block& packet) override;

  void
  close() override
  {
  }

  void
  pause() override
  {
  }

  void
  resume() override
  {
  }

  void
  send(const Block& wire) override;

  void
  send(const Block& header, const Block& payload) override;

private:
  NFD_LOG_INCLASS_DECLARE();

  signal::ScopedConnection m_fwToClientTransmitConn;
  signal::ScopedConnection m_clientToFwTransmitConn;
  signal::ScopedConnection m_fwTransportStateConn;
};

} // namespace face
} // namespace nfd

#endif // NFD_DAEMON_FACE_INTERNAL_TRANSPORT_HPP