69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
/*
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*
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* Copyright (c) 2011-2016 The University of Waikato, Hamilton, New Zealand.
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* All rights reserved.
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*
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* This file is part of libprotoident.
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*
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* This code has been developed by the University of Waikato WAND
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* research group. For further information please see http://www.wand.net.nz/
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*
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* libprotoident is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser 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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* libprotoident 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*/
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#include <string.h>
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#include "libprotoident.h"
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#include "proto_manager.h"
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#include "proto_common.h"
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static inline bool match_tor(lpi_data_t *data, lpi_module_t *mod UNUSED) {
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/* I *think* this is TOR but have not confirmed */
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/* Don't believe in this rule anymore :) */
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/*
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if (match_chars_either(data, 0x3d, 0x00, 0x00, 0x00) &&
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(data->payload_len[0] == 4 ||
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data->payload_len[1] == 4))
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return true;
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*/
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/* Lots of TOR is SSL over port 443, which we can't really distinguish
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* from HTTPS. However, we can match the stuff on port 9001 */
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if (!match_ssl(data))
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return false;
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if (data->server_port == 9001 || data->client_port == 9001)
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return true;
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return false;
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}
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static lpi_module_t lpi_tor = {
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LPI_PROTO_TOR,
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LPI_CATEGORY_TUNNELLING,
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"TOR",
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7, /* Not the strongest rule */
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match_tor
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};
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void register_tor(LPIModuleMap *mod_map) {
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register_protocol(&lpi_tor, mod_map);
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}
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