mirror of
https://github.com/ntop/ntopng.git
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89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
/*
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*
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* (C) 2020-23 - 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 _PEER_STATS_H_
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#define _PEER_STATS_H_
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#include "ntop_includes.h"
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/* ******************************* */
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class PeerStats {
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private:
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struct ndpi_analyze_struct *contacted_peer_as_cli, *contacted_peer_as_srv;
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u_int16_t _max_series_len, actual_num;
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public:
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PeerStats(u_int16_t _max_series_len) {
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actual_num = 0;
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this->_max_series_len = _max_series_len;
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contacted_peer_as_cli = ndpi_alloc_data_analysis(this->_max_series_len);
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contacted_peer_as_srv = ndpi_alloc_data_analysis(this->_max_series_len);
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}
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~PeerStats() {
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if (contacted_peer_as_cli)
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ndpi_free_data_analysis(contacted_peer_as_cli, 1);
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if (contacted_peer_as_srv)
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ndpi_free_data_analysis(contacted_peer_as_srv, 1);
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}
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void init(u_int16_t _max_series_len) {
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ndpi_init_data_analysis(contacted_peer_as_cli, _max_series_len);
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};
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/* bool cli_or_srv => cli - true ; srv - false */
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void addElement(const u_int32_t value, bool cli_or_srv) {
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if (contacted_peer_as_srv && contacted_peer_as_cli) {
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if (cli_or_srv)
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ndpi_data_add_value(contacted_peer_as_cli, value);
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else
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ndpi_data_add_value(contacted_peer_as_srv, value);
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if (actual_num < _max_series_len) actual_num++;
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}
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}
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u_int32_t getCliSlidingEstimate() {
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return ((u_int32_t)ndpi_data_window_average(contacted_peer_as_cli));
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};
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u_int32_t getSrvSlidingEstimate() {
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return ((u_int32_t)ndpi_data_window_average(contacted_peer_as_srv));
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};
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u_int32_t getCliTotEstimate() {
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return ((u_int32_t)ndpi_data_average(contacted_peer_as_cli));
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};
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u_int32_t getSrvTotEstimate() {
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return ((u_int32_t)ndpi_data_average(contacted_peer_as_srv));
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};
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bool getSlidingWinStatus() { return (actual_num == _max_series_len); };
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void reset() {
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if (contacted_peer_as_cli)
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ndpi_free_data_analysis(contacted_peer_as_cli, 1);
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if (contacted_peer_as_srv)
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ndpi_free_data_analysis(contacted_peer_as_srv, 1);
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contacted_peer_as_cli = ndpi_alloc_data_analysis(_max_series_len);
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contacted_peer_as_srv = ndpi_alloc_data_analysis(_max_series_len);
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}
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};
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#endif /* _PEER_STATS_H_ */
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