/*

 *

 * (C) 2013-25 - 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 _NDPI_STATS_H_

#define _NDPI_STATS_H_

#include "ntop_includes.h"

class NetworkInterface;

class ThroughputStats;

/* *************************************** */

class nDPIStats {

 private:

  bool enable_throughput_stats, enable_behavior_stats;

  time_t nextMinPeriodicUpdate;

  std::unordered_map<u_int16_t, ProtoCounter *> counters;

  std::unordered_map<u_int16_t, CategoryCounter> cat_counters;

 public:

  nDPIStats(bool enable_throughput_stats = false,

            bool enable_behavior_stats = false);

  nDPIStats(nDPIStats &stats);

  ~nDPIStats();

  void updateStats(const struct timeval *tv);

  void incStats(u_int32_t when, u_int16_t proto_id, u_int64_t sent_packets,

                u_int64_t sent_bytes, u_int64_t rcvd_packets,

                u_int64_t rcvd_bytes);

  void incCategoryStats(u_int32_t when, ndpi_protocol_category_t category_id,

                        u_int64_t sent_bytes, u_int64_t rcvd_bytes);

  void incFlowsStats(u_int16_t proto_id);

  void lua(NetworkInterface *iface, lua_State *vm, bool with_categories = false,

           bool tsLua = false, bool diff = false);

  json_object *getJSONObject(NetworkInterface *iface);

  void sum(nDPIStats *s);

#ifdef NTOPNG_PRO

  bool getEnableThptStats() { return enable_throughput_stats; }

#endif

  bool getEnableBehaviorStats() { return enable_behavior_stats; }

  inline u_int64_t getProtoBytes(u_int16_t proto_id) {

    std::unordered_map<u_int16_t, ProtoCounter *>::iterator pi =

        counters.find(proto_id);

    if (pi != counters.end()) {

      TrafficCounter tc = pi->second->get_bytes();

      return (tc.getTotal());

    } else

      return (0);

  }

  inline u_int32_t getProtoDuration(u_int16_t proto_id) {

    std::unordered_map<u_int16_t, ProtoCounter *>::iterator pi =

        counters.find(proto_id);

    if (pi != counters.end())

      return (pi->second->get_duration());

    else

      return (0);

  }

  inline u_int64_t getCategoryBytes(ndpi_protocol_category_t category_id) {

    std::unordered_map<u_int16_t, CategoryCounter>::iterator cc =

        cat_counters.find(category_id);

    if (cc != cat_counters.end())

      return (cc->second.getTotalBytes());

    else

      return (0);

  }

  inline u_int32_t getCategoryDuration(ndpi_protocol_category_t category_id) {

    std::unordered_map<u_int16_t, CategoryCounter>::iterator cc =

        cat_counters.find(category_id);

    if (cc != cat_counters.end())

      return (cc->second.getDuration());

    else

      return (0);

  }

  void resetStats();

  char *serialize(NetworkInterface *iface);

  void deserialize(NetworkInterface *iface, json_object *o);

};

#endif /* _NDPI_STATS_H_ */