mirror of
https://github.com/ntop/ntopng.git
synced 2026-05-20 17:29:13 +00:00
74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/*
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*
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* (C) 2013-26 - 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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#include "ntop_includes.h"
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/* **************************************** */
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RoundTripStats::RoundTripStats() {
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// if(trace_new_delete) ntop->getTrace()->traceEvent(TRACE_NORMAL, "[new] %s",
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// __FILE__);
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stats_it = ROUND_TRIP_LENGTH - 1; /* Last Item */
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memset(stats, 0, sizeof(stats));
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}
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/* **************************************** */
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RoundTripStats::~RoundTripStats() {}
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/* **************************************** */
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// Add a point to the rt stats
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void RoundTripStats::addPoint(u_int32_t data) {
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stats_it =
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(stats_it + 1) % ROUND_TRIP_LENGTH; // Max num entry is ROUND_TRIP_LENGTH
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stats[stats_it] = data;
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}
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/* **************************************** */
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void RoundTripStats::luaRTStats(lua_State* vm, const char* stats_name) {
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u_int8_t stats_it_shadow =
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stats_it; // Two threads could access this variable at the same time
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lua_newtable(vm);
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for (int i = ROUND_TRIP_LENGTH; i > 0; i--) {
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int j = (stats_it_shadow + i) % ROUND_TRIP_LENGTH;
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lua_pushinteger(vm, stats[j]);
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lua_rawseti(vm, -2, i);
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}
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lua_pushstring(vm, stats_name);
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lua_insert(vm, -2);
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lua_settable(vm, -3);
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}
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/* **************************************** */
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void RoundTripStats::sum(RoundTripStats* _stats) {
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u_int32_t* _viewed_stats = _stats->getStats();
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for (int i = 0; i < ROUND_TRIP_LENGTH; i++) _viewed_stats[i] += stats[i];
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}
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/* **************************************** */
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