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stellar-stellar/decoders/glimpse_detector/libprotoident/tcp/lpi_amp.cc

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/*
*
* Copyright (c) 2011-2016 The University of Waikato, Hamilton, New Zealand.
* All rights reserved.
*
* This file is part of libprotoident.
*
* This code has been developed by the University of Waikato WAND
* research group. For further information please see http://www.wand.net.nz/
*
* libprotoident is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* libprotoident 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*
*/
#include <string.h>
#include "libprotoident.h"
#include "proto_manager.h"
#include "proto_common.h"
static inline bool match_amp_throughput(lpi_data_t *data) {
/* AMP Throughput generally uses port 8826 or 8827 */
if (data->server_port != 8826 && data->client_port != 8826
&& data->server_port != 8827 &&
data->client_port != 8827)
return false;
/* AMP Throughput tests are large one-way data transfers */
if (data->payload_len[0] != 0 && data->payload_len[1] != 0)
return false;
/* Packets are always going to be MSS-sized -- assume MTU is no
* smaller than 1280 bytes */
if (data->payload_len[0] < 1240 && data->payload_len[1] < 1240)
return false;
return true;
}
static inline bool match_amp(lpi_data_t *data, lpi_module_t *mod UNUSED) {
if (match_amp_throughput(data))
return true;
return false;
}
static lpi_module_t lpi_amp = {
LPI_PROTO_AMP,
LPI_CATEGORY_MONITORING,
"AMP",
240, /* AMP is not something I'd expect to see outside of Waikato */
match_amp
};
void register_amp(LPIModuleMap *mod_map) {
register_protocol(&lpi_amp, mod_map);
}