/*
 *
 * (C) 2013-23 - ntop.org
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 */

#ifndef _ZMQ_COLLECTOR_INTERFACE_H_
#define _ZMQ_COLLECTOR_INTERFACE_H_

#include "ntop_includes.h"


#ifdef HAVE_ZMQ
#ifndef HAVE_NEDGE

class LuaEngine;

class ZMQCollectorInterface : public ZMQParserInterface {
 private:
  void *context;
  std::map<u_int32_t /* source_id */, zmq_probe *> active_probes;
  bool is_collector;
  u_int16_t num_subscribers;
  zmq_subscriber subscriber[MAX_ZMQ_SUBSCRIBERS];
  char server_public_key[41], server_secret_key[41];

#if ZMQ_VERSION >= ZMQ_MAKE_VERSION(4, 1, 0)
  char *findInterfaceEncryptionKeys(char *public_key, char *secret_key, int public_key_len, int secret_key_len);
#endif
  void checkIdleProbes(time_t now);

 public:
  ZMQCollectorInterface(const char *_endpoint);
  ~ZMQCollectorInterface();

  virtual const char *get_type() const { return (CONST_INTERFACE_TYPE_ZMQ); };
  inline char *getEndpoint(u_int8_t id) {
    return ((id < num_subscribers) ? subscriber[id].endpoint : (char *)"");
  };
  virtual void checkPointCounters(bool drops_only);
  virtual bool isPacketInterface() const { return (false); };
  void collect_flows();
  virtual bool is_ndpi_enabled() const { return (true /* Needed by blacklists and risks */); };
  virtual void purgeIdle(time_t when, bool force_idle = false,
                         bool full_scan = false);

  void startPacketPolling();
  bool set_packet_filter(char *filter);
  virtual void lua(lua_State *vm);
  virtual bool areTrafficDirectionsSupported() { return (true); };
};

#endif /* HAVE_NEDGE */

#endif /* _ZMQ_COLLECTOR_INTERFACE_H_ */
#endif
