mirror of
https://github.com/ntop/ntopng.git
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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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*
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* (C) 2013-21 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _FLOW_ALERT_COUNTER_H_
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#define _FLOW_ALERT_COUNTER_H_
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#include "ntop_includes.h"
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class FlowAlertCounter {
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private:
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bool thresholdTrepassed;
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u_int8_t max_num_hits_sec;
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u_int8_t over_threshold_duration_sec;
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time_t time_last_hit;
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time_t last_trespassed_threshold;
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u_int32_t num_trespassed_threshold; /**< Number of consecutives threshold trespassing. */
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u_int32_t num_hits_rcvd_last_second; /**< Number of hits reported in the last second. */
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void reset();
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public:
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FlowAlertCounter(u_int8_t _max_num_hits_sec,
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u_int8_t _over_threshold_duration_sec);
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bool incHits(time_t when);
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};
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#endif /* _FLOW_ALERT_COUNTER_H_ */
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