1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
* targus_getdata.c
*
* Copyright (C) 2018 by 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_protocol_ids.h"
#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_TARGUS_GETDATA
#include "ndpi_api.h"
static void ndpi_check_targus_getdata(struct ndpi_detection_module_struct *ndpi_struct,
struct ndpi_flow_struct *flow) {
struct ndpi_packet_struct *packet = &ndpi_struct->packet;
if(packet->iph) {
u_int16_t targus_getdata_port = ntohs(5201);
u_int16_t complex_link_port = ntohs(5001);
if(((packet->tcp != NULL) && ((packet->tcp->dest == targus_getdata_port)
|| (packet->tcp->source == targus_getdata_port)
|| (packet->tcp->dest == complex_link_port)
|| (packet->tcp->source == complex_link_port)))
|| ((packet->udp != NULL) && ((packet->udp->dest == targus_getdata_port)
|| (packet->udp->source == targus_getdata_port)
|| (packet->udp->dest == complex_link_port)
|| (packet->udp->source == complex_link_port)))) {
NDPI_LOG_INFO(ndpi_struct, "found targus getdata used for speedtest\n");
ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_TARGUS_GETDATA, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI);
return;
}
}
NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
}
void ndpi_search_targus_getdata(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
{
NDPI_LOG_DBG(ndpi_struct, "search targus getdata\n");
/* skip marked packets */
if(flow->detected_protocol_stack[0] != NDPI_PROTOCOL_TARGUS_GETDATA)
ndpi_check_targus_getdata(ndpi_struct, flow);
}
void init_targus_getdata_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id, NDPI_PROTOCOL_BITMASK *detection_bitmask)
{
ndpi_set_bitmask_protocol_detection("TARGUS_GETDATA", ndpi_struct, detection_bitmask, *id,
NDPI_PROTOCOL_TARGUS_GETDATA,
ndpi_search_targus_getdata,
NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_OR_UDP,
SAVE_DETECTION_BITMASK_AS_UNKNOWN,
ADD_TO_DETECTION_BITMASK);
*id += 1;
}
|