/*

 *

 * (C) 2015-26 - 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 _TIMELINE_EXTRACT_H_

#define _TIMELINE_EXTRACT_H_

#include "ntop_includes.h"

class TimelineExtract {

 private:

  pthread_t extraction_thread;

  bool running;

  bool shutdown;

  int status_code;

  struct {

    u_int64_t packets;

    u_int64_t bytes;

  } stats;

  struct {

    NetworkInterface* iface;

    u_int32_t id;

    time_t from;

    time_t to;

    char* bpf_filter;

    u_int64_t max_bytes;

    const char* timeline_path;

  } extraction;

#ifdef HAVE_PF_RING

  pfring* openTimeline(const char* timeline_path, time_t from, time_t to,

                       const char* bpf_filter);

  pfring* openTimelineFromInterface(NetworkInterface* iface, time_t from,

                                    time_t to, const char* bpf_filter);

#endif

 public:

  TimelineExtract();

  ~TimelineExtract();

  inline NetworkInterface* getNetworkInterface() { return extraction.iface; };

  inline u_int32_t getID() { return extraction.id; };

  inline time_t getFrom() { return extraction.from; };

  inline time_t getTo() { return extraction.to; };

  inline const char* getFilter() { return extraction.bpf_filter; };

  inline const char* getTimelinePath() { return extraction.timeline_path; };

  inline const u_int64_t getMaxBytes() { return extraction.max_bytes; };

  inline bool isRunning() { return running; };

  void stop();

  /* sync */

  bool extractToDisk(u_int32_t id, NetworkInterface* iface, time_t from,

                     time_t to, const char* bpf_filter, u_int64_t max_bytes,

                     const char* timeline_path);

  bool extractLive(struct mg_connection* conn, NetworkInterface* iface,

                   time_t from, time_t to, const char* bpf_filter,

                   const char* timeline_path);

  /* async */

  void runExtractionJob(u_int32_t id, NetworkInterface* iface, time_t from,

                        time_t to, const char* bpf_filter, u_int64_t max_bytes,

                        const char* timeline_path);

  void stopExtractionJob(u_int32_t id);

  void cleanupJob();

  void getStatus(lua_State* vm);

};

#endif /* _TIMELINE_EXTRACT_H_ */