Add Yojimbo (netcode) protocol dissector

Signed-off-by: Toni Uhlig <matzeton@googlemail.com>
ntop · Jan 21, 2024 · 63986c2 · 63986c2
1 parent 49591dd
commit 63986c2
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diff --git a/doc/protocols.rst b/doc/protocols.rst
@@ -518,3 +518,12 @@ References: `Main site <https://www.dota2.com/>`_
 Mumble is a free, open source, low latency, high quality voice chat application.
 
 References: `Main site <https://www.mumble.info/>`_
+
+
+.. _Proto 388:
+
+`NDPI_PROTOCOL_YOJIMBO`
+=======================
+Yojimbo (netcode) is a secure connection-based client/server protocol built on top of UDP.
+
+References: `Protocol Specs: <https://github.com/mas-bandwidth/netcode/blob/main/STANDARD.md>`_
diff --git a/src/include/ndpi_private.h b/src/include/ndpi_private.h
@@ -723,6 +723,7 @@ void init_kcp_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int3
 void init_valve_sdr_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
 void init_mumble_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
 void init_zoom_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
+void init_yojimbo_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int32_t *id);
 
 #endif
 

diff --git a/src/include/ndpi_protocol_ids.h b/src/include/ndpi_protocol_ids.h
@@ -416,6 +416,7 @@ typedef enum {
   NDPI_PROTOCOL_KCP                   = 385,
   NDPI_PROTOCOL_DOTA2                 = 386,
   NDPI_PROTOCOL_MUMBLE                = 387,
+  NDPI_PROTOCOL_YOJIMBO               = 388,
 
 #ifdef CUSTOM_NDPI_PROTOCOLS
 #include "../../../nDPI-custom/custom_ndpi_protocol_ids.h"

diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
@@ -2214,6 +2214,10 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp
 			  "Mumble", NDPI_PROTOCOL_CATEGORY_VOIP,
 			  ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
 			  ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */);
+  ndpi_set_proto_defaults(ndpi_str, 0 /* encrypted */, 0 /* nw proto */, NDPI_PROTOCOL_FUN, NDPI_PROTOCOL_YOJIMBO,
+			  "Yojimbo", NDPI_PROTOCOL_CATEGORY_GAME,
+			  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"
@@ -5875,6 +5879,9 @@ static int ndpi_callback_init(struct ndpi_detection_module_struct *ndpi_str) {
   /* Zoom */
   init_zoom_dissector(ndpi_str, &a);
 
+  /* Yojimbo */
+  init_yojimbo_dissector(ndpi_str, &a);
+
 #ifdef CUSTOM_NDPI_PROTOCOLS
 #include "../../../nDPI-custom/custom_ndpi_main_init.c"
 #endif

diff --git a/src/lib/protocols/yojimbo.c b/src/lib/protocols/yojimbo.c
@@ -0,0 +1,72 @@
+/*
+ * yojimbo.c
+ *
+ * Copyright (C) 2024 - ntop.org
+ *
+ * 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_YOJIMBO
+
+#include "ndpi_api.h"
+#include "ndpi_private.h"
+
+static void ndpi_int_yojimbo_add_connection(struct ndpi_detection_module_struct * const ndpi_struct,
+                                            struct ndpi_flow_struct * const flow)
+{
+  NDPI_LOG_INFO(ndpi_struct, "found yojimbo\n");
+  ndpi_set_detected_protocol(ndpi_struct, flow,
+                             NDPI_PROTOCOL_YOJIMBO,
+                             NDPI_PROTOCOL_UNKNOWN,
+                             NDPI_CONFIDENCE_DPI);
+}
+
+static void ndpi_search_yojimbo(struct ndpi_detection_module_struct *ndpi_struct,
+                                struct ndpi_flow_struct *flow)
+{
+  struct ndpi_packet_struct const * const packet = &ndpi_struct->packet;
+  uint64_t const magic = 0x4e4554434f444520; // "NETCODE "
+
+  if (packet->payload_packet_len < 9)
+  {
+    NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
+    return;
+  }
+
+  if (packet->payload[0] == 0x00 &&
+      get_u_int64_t(packet->payload, 1) == ndpi_htonll(magic))
+  {
+    ndpi_int_yojimbo_add_connection(ndpi_struct, flow);
+    return;
+  }
+
+  NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
+}
+
+void init_yojimbo_dissector(struct ndpi_detection_module_struct *ndpi_struct,
+                            u_int32_t *id)
+{
+  ndpi_set_bitmask_protocol_detection("Yojimbo", ndpi_struct, *id,
+                                      NDPI_PROTOCOL_YOJIMBO,
+                                      ndpi_search_yojimbo,
+                                      NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_UDP_WITH_PAYLOAD,
+                                      SAVE_DETECTION_BITMASK_AS_UNKNOWN,
+                                      ADD_TO_DETECTION_BITMASK);
+
+  *id += 1;
+}
+
diff --git a/tests/cfgs/caches_cfg/result/teams.pcap.out b/tests/cfgs/caches_cfg/result/teams.pcap.out
@@ -6,7 +6,7 @@ DPI Packets (other):	1	(1.00 pkts/flow)
 Confidence Unknown          : 1 (flows)
 Confidence Match by port    : 2 (flows)
 Confidence DPI              : 80 (flows)
-Num dissector calls: 526 (6.34 diss/flow)
+Num dissector calls: 527 (6.35 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)

diff --git a/tests/cfgs/default/pcap/yojimbo.pcap b/tests/cfgs/default/pcap/yojimbo.pcap
diff --git a/tests/cfgs/default/result/1kxun.pcap.out b/tests/cfgs/default/result/1kxun.pcap.out
@@ -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: 4910 (24.92 diss/flow)
+Num dissector calls: 4924 (24.99 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)

diff --git a/tests/cfgs/default/result/4in4tunnel.pcap.out b/tests/cfgs/default/result/4in4tunnel.pcap.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	5	(5.00 pkts/flow)
 Confidence Unknown          : 1 (flows)
-Num dissector calls: 187 (187.00 diss/flow)
+Num dissector calls: 188 (188.00 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)

diff --git a/tests/cfgs/default/result/6in6tunnel.pcap.out b/tests/cfgs/default/result/6in6tunnel.pcap.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	2	(2.00 pkts/flow)
 Confidence Unknown          : 1 (flows)
-Num dissector calls: 142 (142.00 diss/flow)
+Num dissector calls: 143 (143.00 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)

diff --git a/tests/cfgs/default/result/EAQ.pcap.out b/tests/cfgs/default/result/EAQ.pcap.out
@@ -1,7 +1,7 @@
 DPI Packets (TCP):	12	(6.00 pkts/flow)
 DPI Packets (UDP):	116	(4.00 pkts/flow)
 Confidence DPI              : 31 (flows)
-Num dissector calls: 4807 (155.06 diss/flow)
+Num dissector calls: 4836 (156.00 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)

diff --git a/tests/cfgs/default/result/FAX-Call-t38-CA-TDM-SIP-FB-1.pcap.out b/tests/cfgs/default/result/FAX-Call-t38-CA-TDM-SIP-FB-1.pcap.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	7	(1.40 pkts/flow)
 Confidence DPI              : 5 (flows)
-Num dissector calls: 151 (30.20 diss/flow)
+Num dissector calls: 152 (30.40 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)

diff --git a/tests/cfgs/default/result/KakaoTalk_talk.pcap.out b/tests/cfgs/default/result/KakaoTalk_talk.pcap.out
@@ -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: 1182 (59.10 diss/flow)
+Num dissector calls: 1184 (59.20 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)

diff --git a/tests/cfgs/default/result/anyconnect-vpn.pcap.out b/tests/cfgs/default/result/anyconnect-vpn.pcap.out
@@ -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: 863 (12.51 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)

diff --git a/tests/cfgs/default/result/collectd.pcap.out b/tests/cfgs/default/result/collectd.pcap.out
@@ -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: 452 (56.50 diss/flow)
+Num dissector calls: 455 (56.88 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)

diff --git a/tests/cfgs/default/result/custom_rules_ipv6.pcapng.out b/tests/cfgs/default/result/custom_rules_ipv6.pcapng.out
@@ -21,17 +21,17 @@ Patricia risk IPv6:   0/0 (search/found)
 Patricia protocols:   0/0 (search/found)
 Patricia protocols IPv6: 9/5 (search/found)
 
-Unknown	1	318	1
+Unknown	1	1287	1
 CustomProtocolD	2	600	1
 CustomProtocolE	1	1287	1
-CustomProtocolF	1	1287	1
+CustomProtocolG	1	318	1
 CustomProtocolH	1	318	1
 
-Acceptable                       5 3492          4            
-Unrated                          1 318           1            
+Acceptable                       5 2523          4            
+Unrated                          1 1287          1            
 
-	1	UDP [247f:855b:5e16:3caf:3f2c:4134:9592:661b]:100 -> [21bc:b273:7f68:88d7:77a8:585:3990:927b]:1991 [proto: 398/CustomProtocolE][IP: 398/CustomProtocolE][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/1287 bytes -> 0 pkts/0 bytes][Goodput ratio: 95/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No client to server traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0]
-	2	UDP [247f:855b:5e16:3caf:3f2c:4134:9592:661b]:36098 -> [21bc:b273:7f68:88d7:77a8:585:3990:927b]:50621 [proto: 399/CustomProtocolF][IP: 399/CustomProtocolF][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/1287 bytes -> 0 pkts/0 bytes][Goodput ratio: 95/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0]
-	3	UDP [3ffe:507::1:200:86ff:fe05:80da]:21554 <-> [3ffe:501:4819::42]:5333 [proto: 397/CustomProtocolD][IP: 397/CustomProtocolD][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/90 bytes <-> 1 pkts/510 bytes][Goodput ratio: 31/88][0.07 sec][PLAIN TEXT (itojun)][Plen Bins: 50,0,0,0,0,0,0,0,0,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	4	UDP [fe80::76ac:b9ff:fe6c:c124]:12717 -> [ff02::1]:64315 [proto: 400/CustomProtocolC][IP: 400/CustomProtocolC][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/318 bytes -> 0 pkts/0 bytes][Goodput ratio: 80/0][< 1 sec][PLAIN TEXT (BZ.qca956)][Plen Bins: 0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	5	UDP [fe80::76ac:b9ff:fe6c:c124]:12718 -> [ff02::1]:26993 [proto: 401/CustomProtocolH][IP: 401/CustomProtocolH][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/318 bytes -> 0 pkts/0 bytes][Goodput ratio: 80/0][< 1 sec][PLAIN TEXT (BZ.qca956)][Plen Bins: 0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	UDP [247f:855b:5e16:3caf:3f2c:4134:9592:661b]:100 -> [21bc:b273:7f68:88d7:77a8:585:3990:927b]:1991 [proto: 399/CustomProtocolE][IP: 399/CustomProtocolE][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/1287 bytes -> 0 pkts/0 bytes][Goodput ratio: 95/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No client to server traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0]
+	2	UDP [247f:855b:5e16:3caf:3f2c:4134:9592:661b]:36098 -> [21bc:b273:7f68:88d7:77a8:585:3990:927b]:50621 [proto: 400/CustomProtocolC][IP: 400/CustomProtocolC][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/1287 bytes -> 0 pkts/0 bytes][Goodput ratio: 95/0][< 1 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0]
+	3	UDP [3ffe:507::1:200:86ff:fe05:80da]:21554 <-> [3ffe:501:4819::42]:5333 [proto: 398/CustomProtocolD][IP: 398/CustomProtocolD][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/90 bytes <-> 1 pkts/510 bytes][Goodput ratio: 31/88][0.07 sec][PLAIN TEXT (itojun)][Plen Bins: 50,0,0,0,0,0,0,0,0,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	4	UDP [fe80::76ac:b9ff:fe6c:c124]:12717 -> [ff02::1]:64315 [proto: 401/CustomProtocolG][IP: 401/CustomProtocolG][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/318 bytes -> 0 pkts/0 bytes][Goodput ratio: 80/0][< 1 sec][PLAIN TEXT (BZ.qca956)][Plen Bins: 0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	5	UDP [fe80::76ac:b9ff:fe6c:c124]:12718 -> [ff02::1]:26993 [proto: 402/CustomProtocolH][IP: 402/CustomProtocolH][ClearText][Confidence: Unknown][DPI packets: 1][1 pkts/318 bytes -> 0 pkts/0 bytes][Goodput ratio: 80/0][< 1 sec][PLAIN TEXT (BZ.qca956)][Plen Bins: 0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
diff --git a/tests/cfgs/default/result/custom_rules_same-ip_multiple_ports.pcapng.out b/tests/cfgs/default/result/custom_rules_same-ip_multiple_ports.pcapng.out
@@ -28,6 +28,6 @@ Unknown	3	222	1
 Acceptable                       5 370           2            
 Unrated                          3 222           1            
 
-	1	TCP 192.168.1.245:56866 -> 3.3.3.3:443 [proto: 91.394/TLS.CustomProtocolA][IP: 394/CustomProtocolA][Encrypted][Confidence: Unknown][DPI packets: 1][cat: Web/5][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.05 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	2	TCP 192.168.1.245:58288 -> 3.3.3.3:446 [proto: 400/CustomProtocolC][IP: 396/Unknown][ClearText][Confidence: Unknown][DPI packets: 1][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.04 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	3	TCP 192.168.1.245:59682 -> 3.3.3.3:444 [proto: 395/CustomProtocolB][IP: 395/CustomProtocolB][ClearText][Confidence: Unknown][DPI packets: 1][2 pkts/148 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][1.02 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	TCP 192.168.1.245:56866 -> 3.3.3.3:443 [proto: 91.395/TLS.CustomProtocolA][IP: 395/CustomProtocolA][Encrypted][Confidence: Unknown][DPI packets: 1][cat: Web/5][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.05 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	2	TCP 192.168.1.245:58288 -> 3.3.3.3:446 [proto: 400/CustomProtocolC][IP: 397/Unknown][ClearText][Confidence: Unknown][DPI packets: 1][3 pkts/222 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][3.04 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	3	TCP 192.168.1.245:59682 -> 3.3.3.3:444 [proto: 396/CustomProtocolB][IP: 396/CustomProtocolB][ClearText][Confidence: Unknown][DPI packets: 1][2 pkts/148 bytes -> 0 pkts/0 bytes][Goodput ratio: 0/0][1.02 sec][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
diff --git a/tests/cfgs/default/result/dhcp-fuzz.pcapng.out b/tests/cfgs/default/result/dhcp-fuzz.pcapng.out
@@ -2,7 +2,7 @@ Guessed flow protos:	1
 
 DPI Packets (UDP):	1	(1.00 pkts/flow)
 Confidence Match by port    : 1 (flows)
-Num dissector calls: 130 (130.00 diss/flow)
+Num dissector calls: 131 (131.00 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)

diff --git a/tests/cfgs/default/result/discord.pcap.out b/tests/cfgs/default/result/discord.pcap.out
@@ -1,7 +1,7 @@
 DPI Packets (TCP):	5	(5.00 pkts/flow)
 DPI Packets (UDP):	60	(1.82 pkts/flow)
 Confidence DPI              : 34 (flows)
-Num dissector calls: 4486 (131.94 diss/flow)
+Num dissector calls: 4513 (132.74 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)

diff --git a/tests/cfgs/default/result/discord_mid_flow.pcap.out b/tests/cfgs/default/result/discord_mid_flow.pcap.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	3	(3.00 pkts/flow)
 Confidence DPI              : 1 (flows)
-Num dissector calls: 161 (161.00 diss/flow)
+Num dissector calls: 162 (162.00 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)

diff --git a/tests/cfgs/default/result/dnscrypt-v1-and-resolver-pings.pcap.out b/tests/cfgs/default/result/dnscrypt-v1-and-resolver-pings.pcap.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	256	(1.04 pkts/flow)
 Confidence DPI              : 245 (flows)
-Num dissector calls: 20529 (83.79 diss/flow)
+Num dissector calls: 20540 (83.84 diss/flow)
 LRU cache ookla:      0/0/0 (insert/search/found)
 LRU cache bittorrent: 0/513/0 (insert/search/found)
 LRU cache zoom:       0/0/0 (insert/search/found)

diff --git a/tests/cfgs/default/result/dnscrypt-v2.pcap.out b/tests/cfgs/default/result/dnscrypt-v2.pcap.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	6	(2.00 pkts/flow)
 Confidence DPI              : 3 (flows)
-Num dissector calls: 429 (143.00 diss/flow)
+Num dissector calls: 432 (144.00 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)

diff --git a/tests/cfgs/default/result/dnscrypt_skype_false_positive.pcapng.out b/tests/cfgs/default/result/dnscrypt_skype_false_positive.pcapng.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	2	(2.00 pkts/flow)
 Confidence DPI              : 1 (flows)
-Num dissector calls: 144 (144.00 diss/flow)
+Num dissector calls: 145 (145.00 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)

diff --git a/tests/cfgs/default/result/epicgames.pcapng.out b/tests/cfgs/default/result/epicgames.pcapng.out
@@ -1,6 +1,6 @@
 DPI Packets (UDP):	12	(3.00 pkts/flow)
 Confidence DPI              : 4 (flows)
-Num dissector calls: 654 (163.50 diss/flow)
+Num dissector calls: 658 (164.50 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)

diff --git a/tests/cfgs/default/result/fuzz-2006-06-26-2594.pcap.out b/tests/cfgs/default/result/fuzz-2006-06-26-2594.pcap.out
@@ -6,7 +6,7 @@ DPI Packets (other):	5	(1.00 pkts/flow)
 Confidence Unknown          : 34 (flows)
 Confidence Match by port    : 27 (flows)
 Confidence DPI              : 190 (flows)
-Num dissector calls: 7062 (28.14 diss/flow)
+Num dissector calls: 7100 (28.29 diss/flow)
 LRU cache ookla:      0/0/0 (insert/search/found)
 LRU cache bittorrent: 0/189/0 (insert/search/found)
 LRU cache zoom:       0/0/0 (insert/search/found)

diff --git a/tests/cfgs/default/result/fuzz-2020-02-16-11740.pcap.out b/tests/cfgs/default/result/fuzz-2020-02-16-11740.pcap.out
@@ -5,7 +5,7 @@ DPI Packets (other):	7	(1.00 pkts/flow)
 Confidence Unknown          : 19 (flows)
 Confidence Match by port    : 3 (flows)
 Confidence DPI              : 55 (flows)
-Num dissector calls: 2141 (27.81 diss/flow)
+Num dissector calls: 2157 (28.01 diss/flow)
 LRU cache ookla:      0/0/0 (insert/search/found)
 LRU cache bittorrent: 0/66/0 (insert/search/found)
 LRU cache zoom:       0/0/0 (insert/search/found)

diff --git a/tests/cfgs/default/result/gnutella.pcap.out b/tests/cfgs/default/result/gnutella.pcap.out
@@ -6,7 +6,7 @@ DPI Packets (other):	10	(1.00 pkts/flow)
 Confidence Unknown          : 389 (flows)
 Confidence Match by port    : 1 (flows)
 Confidence DPI              : 370 (flows)
-Num dissector calls: 47782 (62.87 diss/flow)
+Num dissector calls: 48091 (63.28 diss/flow)
 LRU cache ookla:      0/0/0 (insert/search/found)
 LRU cache bittorrent: 0/1170/0 (insert/search/found)
 LRU cache zoom:       0/0/0 (insert/search/found)

diff --git a/tests/cfgs/default/result/gtp_false_positive.pcapng.out b/tests/cfgs/default/result/gtp_false_positive.pcapng.out
@@ -3,7 +3,7 @@ Guessed flow protos:	2
 DPI Packets (UDP):	7	(2.33 pkts/flow)
 Confidence Unknown          : 1 (flows)
 Confidence Match by port    : 2 (flows)
-Num dissector calls: 449 (149.67 diss/flow)
+Num dissector calls: 452 (150.67 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)

diff --git a/tests/cfgs/default/result/h323.pcap.out b/tests/cfgs/default/result/h323.pcap.out
@@ -1,7 +1,7 @@
 DPI Packets (TCP):	1	(1.00 pkts/flow)
 DPI Packets (UDP):	2	(2.00 pkts/flow)
 Confidence DPI              : 2 (flows)
-Num dissector calls: 132 (66.00 diss/flow)
+Num dissector calls: 133 (66.50 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)