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/*
*
* (C) 2013-22 - 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 _ICMP_STATS_H_
#define _ICMP_STATS_H_
#include "ntop_includes.h"
typedef struct {
u_int16_t pkt_sent, pkt_rcvd;
char *last_host_sent_peer, *last_host_rcvd_peer;
} ICMPstats_t;
class ICMPstats {
private:
std::map<u_int16_t, ICMPstats_t> stats;
Mutex m;
MonitoredCounter<u_int32_t> num_destination_unreachable;
void addToTable(const char *label, lua_State *vm, const ICMPstats_t *curr, bool verbose);
inline u_int16_t get_typecode(u_int8_t icmp_type, u_int8_t icmp_code) { return((icmp_type << 8) + icmp_code); }
inline void to_typecode(int type_code, u_int8_t *icmp_type, u_int8_t *icmp_code) { *icmp_type = (type_code >> 8) & 0xFF, *icmp_code = type_code & 0xFF; }
public:
ICMPstats();
~ICMPstats();
void incStats(u_int32_t num_pkts, u_int8_t icmp_type, u_int8_t icmp_code, bool sent, Host *peer);
void updateStats(const struct timeval *tv);
void lua(bool isV4, lua_State *vm, bool verbose = true);
bool hasAnomalies(time_t when);
void luaAnomalies(lua_State* vm, time_t when);
void sum(ICMPstats *e);
void getTsStats(ts_icmp_stats *s);
};
#endif /* _ICMP_STATS_H_ */
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