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/*
* openft.c
*
* Copyright (C) 2009-2011 by ipoque GmbH
* Copyright (C) 2011-15 - ntop.org
*
* This file is part of nDPI, an open source deep packet inspection
* library based on the OpenDPI and PACE technology by ipoque GmbH
*
* nDPI 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.
*
* nDPI 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 nDPI. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "ndpi_protocols.h"
#ifdef NDPI_PROTOCOL_OPENFT
static void ndpi_int_openft_add_connection(struct ndpi_detection_module_struct
*ndpi_struct, struct ndpi_flow_struct *flow)
{
ndpi_int_add_connection(ndpi_struct, flow, NDPI_PROTOCOL_OPENFT, NDPI_CORRELATED_PROTOCOL);
}
void ndpi_search_openft_tcp(struct ndpi_detection_module_struct
*ndpi_struct, struct ndpi_flow_struct *flow)
{
struct ndpi_packet_struct *packet = &flow->packet;
// struct ndpi_id_struct *src=ndpi_struct->src;
// struct ndpi_id_struct *dst=ndpi_struct->dst;
if (packet->payload_packet_len > 5 && memcmp(packet->payload, "GET /", 5) == 0) {
NDPI_LOG(NDPI_PROTOCOL_OPENFT, ndpi_struct, NDPI_LOG_DEBUG, "HTTP packet detected.\n");
ndpi_parse_packet_line_info(ndpi_struct, flow);
if (packet->parsed_lines >= 2
&& packet->line[1].len > 13 && memcmp(packet->line[1].ptr, "X-OpenftAlias:", 14) == 0) {
NDPI_LOG(NDPI_PROTOCOL_OPENFT, ndpi_struct, NDPI_LOG_DEBUG, "OpenFT detected.\n");
ndpi_int_openft_add_connection(ndpi_struct, flow);
return;
}
}
NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_OPENFT);
}
#endif
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