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Add CAN over Ethernet dissector. #2107

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Oct 23, 2023
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Add CAN over Ethernet dissector. #2107

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9 changes: 9 additions & 0 deletions doc/protocols.rst
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Expand Up @@ -148,3 +148,12 @@ References: `Main site: <https://www.haproxy.org>`_.
The Intelligent Platform Management Interface (IPMI) is a set of computer interface specifications for an autonomous computer subsystem that provides management and monitoring capabilities independently of the host system's CPU, firmware (BIOS or UEFI) and operating system.

References: `Protocol Specs: <https://www.dmtf.org/sites/default/files/standards/documents/DSP0114.pdf>`_.


.. _Proto 352:

`NDPI_PROTOCOL_CAN`
===================
Controller Area Network (CAN) is used extensively in automotive applications, with in excess of 400 million CAN enabled microcontrollers manufactured each year.

References: `Protocol Specs: <https://www.iso.org/standard/63648.html>`_.
1 change: 1 addition & 0 deletions src/include/ndpi_protocol_ids.h
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Expand Up @@ -380,6 +380,7 @@ typedef enum {
NDPI_PROTOCOL_HTTP2 = 349,
NDPI_PROTOCOL_HAPROXY = 350,
NDPI_PROTOCOL_RMCP = 351,
NDPI_PROTOCOL_CAN = 352,

#ifdef CUSTOM_NDPI_PROTOCOLS
#include "../../../nDPI-custom/custom_ndpi_protocol_ids.h"
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1 change: 1 addition & 0 deletions src/include/ndpi_protocols.h
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Expand Up @@ -247,6 +247,7 @@ void init_slp_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int3
void init_http2_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
void init_haproxy_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
void init_rmcp_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
void init_can_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);

/* ndpi_main.c */
extern u_int32_t ndpi_ip_port_hash_funct(u_int32_t ip, u_int16_t port);
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7 changes: 7 additions & 0 deletions src/lib/ndpi_main.c
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Expand Up @@ -2163,6 +2163,10 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp
"RMCP", NDPI_PROTOCOL_CATEGORY_SYSTEM_OS,
ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
ndpi_build_default_ports(ports_b, 623, 0, 0, 0, 0) /* UDP */);
ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_SAFE, NDPI_PROTOCOL_CAN,
"Controller_Area_Network", NDPI_PROTOCOL_CATEGORY_SYSTEM_OS,
ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */);

#ifdef CUSTOM_NDPI_PROTOCOLS
#include "../../../nDPI-custom/custom_ndpi_main.c"
Expand Down Expand Up @@ -5243,6 +5247,9 @@ static int ndpi_callback_init(struct ndpi_detection_module_struct *ndpi_str) {
/* RMCP */
init_rmcp_dissector(ndpi_str, &a);

/* Controller Area Network */
init_can_dissector(ndpi_str, &a);

#ifdef CUSTOM_NDPI_PROTOCOLS
#include "../../../nDPI-custom/custom_ndpi_main_init.c"
#endif
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84 changes: 84 additions & 0 deletions src/lib/protocols/can.c
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@@ -0,0 +1,84 @@
/*
* can.c
*
* Copyright (C) 2023 - 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_CAN

#include "ndpi_api.h"

PACK_ON
struct can_hdr {
uint64_t signature;
uint8_t version;
uint8_t frames;
} PACK_OFF;

static void ndpi_int_can_add_connection(struct ndpi_detection_module_struct *ndpi_struct,
struct ndpi_flow_struct *flow)
{
NDPI_LOG_INFO(ndpi_struct, "found Controller Area Network\n");

ndpi_set_detected_protocol(ndpi_struct, flow,
NDPI_PROTOCOL_CAN, NDPI_PROTOCOL_UNKNOWN,
NDPI_CONFIDENCE_DPI);
}

static void ndpi_search_can(struct ndpi_detection_module_struct *ndpi_struct,
struct ndpi_flow_struct *flow)
{
struct ndpi_packet_struct const * const packet = &ndpi_struct->packet;

NDPI_LOG_DBG(ndpi_struct, "search Controller Area Network\n");

u_int64_t const signature = 0x49534f3131383938; // "ISO11898"
if (packet->payload_packet_len < sizeof(struct can_hdr)) {
NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
return;
}

struct can_hdr const * const can_header = (struct can_hdr *)packet->payload;
if (ndpi_ntohll(can_header->signature) != signature) {
NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
return;
}

ndpi_int_can_add_connection(ndpi_struct, flow);

if (can_header->version != 0x01) {
ndpi_set_risk(ndpi_struct, flow, NDPI_MALFORMED_PACKET, "Invalid CAN Header");
}
}

void init_can_dissector(struct ndpi_detection_module_struct *ndpi_struct,
u_int32_t *id)
{
ndpi_set_bitmask_protocol_detection("Controller_Area_Network", ndpi_struct, *id,
NDPI_PROTOCOL_CAN,
ndpi_search_can,
NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_OR_UDP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION,
SAVE_DETECTION_BITMASK_AS_UNKNOWN,
ADD_TO_DETECTION_BITMASK);

*id += 1;
}
3 changes: 2 additions & 1 deletion src/lib/protocols/rmcp.c
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Expand Up @@ -27,6 +27,7 @@

#include "ndpi_api.h"

PACK_ON
struct rmcp_header {
uint8_t version;
uint8_t reserved;
Expand All @@ -40,7 +41,7 @@ struct rmcp_header {
#else
#error "Missing endian macro definitions."
#endif
};
} PACK_OFF;

static void ndpi_int_rmcp_add_connection(struct ndpi_detection_module_struct *ndpi_struct,
struct ndpi_flow_struct *flow)
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2 changes: 1 addition & 1 deletion tests/cfgs/caches_cfg/result/ookla.pcap.out
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Expand Up @@ -3,7 +3,7 @@ Guessed flow protos: 1
DPI Packets (TCP): 40 (6.67 pkts/flow)
Confidence Match by port : 1 (flows)
Confidence DPI : 5 (flows)
Num dissector calls: 499 (83.17 diss/flow)
Num dissector calls: 502 (83.67 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/caches_cfg/result/teams.pcap.out
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Expand Up @@ -7,7 +7,7 @@ Confidence Unknown : 1 (flows)
Confidence Match by port : 1 (flows)
Confidence DPI (partial) : 1 (flows)
Confidence DPI : 80 (flows)
Num dissector calls: 502 (6.05 diss/flow)
Num dissector calls: 504 (6.07 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/9/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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Binary file added tests/cfgs/default/pcap/can.pcap
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/1kxun.pcap.out
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Expand Up @@ -5,7 +5,7 @@ DPI Packets (UDP): 120 (1.21 pkts/flow)
Confidence Unknown : 14 (flows)
Confidence Match by port : 6 (flows)
Confidence DPI : 177 (flows)
Num dissector calls: 4557 (23.13 diss/flow)
Num dissector calls: 4574 (23.22 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/60/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/443-chrome.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 1

DPI Packets (TCP): 1 (1.00 pkts/flow)
Confidence Match by port : 1 (flows)
Num dissector calls: 120 (120.00 diss/flow)
Num dissector calls: 121 (121.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/443-opvn.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 0

DPI Packets (TCP): 6 (6.00 pkts/flow)
Confidence DPI : 1 (flows)
Num dissector calls: 121 (121.00 diss/flow)
Num dissector calls: 122 (122.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/0/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/4in4tunnel.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 1

DPI Packets (UDP): 5 (5.00 pkts/flow)
Confidence Unknown : 1 (flows)
Num dissector calls: 178 (178.00 diss/flow)
Num dissector calls: 179 (179.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/6in6tunnel.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 1

DPI Packets (UDP): 2 (2.00 pkts/flow)
Confidence Unknown : 1 (flows)
Num dissector calls: 127 (127.00 diss/flow)
Num dissector calls: 128 (128.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/EAQ.pcap.out
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Expand Up @@ -3,7 +3,7 @@ Guessed flow protos: 0
DPI Packets (TCP): 12 (6.00 pkts/flow)
DPI Packets (UDP): 116 (4.00 pkts/flow)
Confidence DPI : 31 (flows)
Num dissector calls: 4426 (142.77 diss/flow)
Num dissector calls: 4455 (143.71 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/0/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/FAX-Call-t38-CA-TDM-SIP-FB-1.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 0

DPI Packets (UDP): 7 (1.40 pkts/flow)
Confidence DPI : 5 (flows)
Num dissector calls: 136 (27.20 diss/flow)
Num dissector calls: 137 (27.40 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/0/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/KakaoTalk_chat.pcap.out
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Expand Up @@ -5,7 +5,7 @@ DPI Packets (UDP): 36 (2.00 pkts/flow)
DPI Packets (other): 1 (1.00 pkts/flow)
Confidence Match by port : 5 (flows)
Confidence DPI : 33 (flows)
Num dissector calls: 532 (14.00 diss/flow)
Num dissector calls: 534 (14.05 diss/flow)
LRU cache ookla: 0/1/0 (insert/search/found)
LRU cache bittorrent: 0/15/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/KakaoTalk_talk.pcap.out
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Expand Up @@ -5,7 +5,7 @@ DPI Packets (UDP): 10 (2.00 pkts/flow)
Confidence Match by port : 8 (flows)
Confidence DPI : 11 (flows)
Confidence Match by IP : 1 (flows)
Num dissector calls: 1081 (54.05 diss/flow)
Num dissector calls: 1087 (54.35 diss/flow)
LRU cache ookla: 0/2/0 (insert/search/found)
LRU cache bittorrent: 0/27/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/Oscar.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 1

DPI Packets (TCP): 21 (21.00 pkts/flow)
Confidence Match by port : 1 (flows)
Num dissector calls: 247 (247.00 diss/flow)
Num dissector calls: 248 (248.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/adult_content.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 0

DPI Packets (UDP): 4 (4.00 pkts/flow)
Confidence DPI : 1 (flows)
Num dissector calls: 148 (148.00 diss/flow)
Num dissector calls: 149 (149.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/alexa-app.pcapng.out
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Expand Up @@ -5,7 +5,7 @@ DPI Packets (UDP): 64 (1.94 pkts/flow)
DPI Packets (other): 6 (1.00 pkts/flow)
Confidence Match by port : 14 (flows)
Confidence DPI : 146 (flows)
Num dissector calls: 496 (3.10 diss/flow)
Num dissector calls: 497 (3.11 diss/flow)
LRU cache ookla: 0/5/0 (insert/search/found)
LRU cache bittorrent: 0/42/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
Expand Down
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/amqp.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 0

DPI Packets (TCP): 9 (3.00 pkts/flow)
Confidence DPI : 3 (flows)
Num dissector calls: 370 (123.33 diss/flow)
Num dissector calls: 371 (123.67 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/0/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/anyconnect-vpn.pcap.out
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Expand Up @@ -6,7 +6,7 @@ DPI Packets (other): 10 (1.00 pkts/flow)
Confidence Unknown : 2 (flows)
Confidence Match by port : 6 (flows)
Confidence DPI : 61 (flows)
Num dissector calls: 862 (12.49 diss/flow)
Num dissector calls: 864 (12.52 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/24/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
Expand Down
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/bittorrent_tcp_miss.pcapng.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 0

DPI Packets (TCP): 10 (10.00 pkts/flow)
Confidence DPI : 1 (flows)
Num dissector calls: 222 (222.00 diss/flow)
Num dissector calls: 223 (223.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 5/0/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
Expand Down
32 changes: 32 additions & 0 deletions tests/cfgs/default/result/can.pcap.out
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@@ -0,0 +1,32 @@
Guessed flow protos: 0

DPI Packets (UDP): 8 (1.00 pkts/flow)
Confidence DPI : 8 (flows)
Num dissector calls: 912 (114.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/3/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
LRU cache stun: 0/0/0 (insert/search/found)
LRU cache tls_cert: 0/0/0 (insert/search/found)
LRU cache mining: 0/0/0 (insert/search/found)
LRU cache msteams: 0/0/0 (insert/search/found)
LRU cache stun_zoom: 0/0/0 (insert/search/found)
Automa host: 0/0 (search/found)
Automa domain: 0/0 (search/found)
Automa tls cert: 0/0 (search/found)
Automa risk mask: 0/0 (search/found)
Automa common alpns: 0/0 (search/found)
Patricia risk mask: 16/0 (search/found)
Patricia risk: 16/0 (search/found)
Patricia protocols: 16/0 (search/found)

Controller_Area_Network 8 696 8

1 UDP 55.97.32.36:56551 -> 61.40.63.42:25353 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
2 UDP 103.183.191.240:46565 -> 73.121.85.123:63575 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
3 UDP 128.244.36.46:34952 -> 196.77.109.252:11898 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
4 UDP 140.194.231.1:58665 -> 89.92.174.8:32367 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
5 UDP 156.187.243.113:52611 -> 211.116.172.72:11898 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
6 UDP 207.134.64.89:36251 -> 48.220.224.78:11898 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
7 UDP 247.111.83.65:53276 -> 172.44.102.53:11898 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
8 UDP 248.12.123.236:39411 -> 69.120.47.124:540 [proto: 352/Controller_Area_Network][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 1][cat: System/18][1 pkts/87 bytes -> 0 pkts/0 bytes][Goodput ratio: 51/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/cassandra.pcap.out
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Expand Up @@ -2,7 +2,7 @@ Guessed flow protos: 0

DPI Packets (TCP): 18 (9.00 pkts/flow)
Confidence DPI : 2 (flows)
Num dissector calls: 336 (168.00 diss/flow)
Num dissector calls: 338 (169.00 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/0/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/cloudflare-warp.pcap.out
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Expand Up @@ -4,7 +4,7 @@ DPI Packets (TCP): 41 (5.12 pkts/flow)
Confidence Match by port : 2 (flows)
Confidence DPI : 5 (flows)
Confidence Match by IP : 1 (flows)
Num dissector calls: 177 (22.12 diss/flow)
Num dissector calls: 178 (22.25 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/9/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/collectd.pcap.out
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Expand Up @@ -3,7 +3,7 @@ Guessed flow protos: 3
DPI Packets (UDP): 13 (1.62 pkts/flow)
Confidence Match by port : 3 (flows)
Confidence DPI : 5 (flows)
Num dissector calls: 411 (51.38 diss/flow)
Num dissector calls: 414 (51.75 diss/flow)
LRU cache ookla: 0/0/0 (insert/search/found)
LRU cache bittorrent: 0/9/0 (insert/search/found)
LRU cache zoom: 0/0/0 (insert/search/found)
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