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authorIvan Nardi <12729895+IvanNardi@users.noreply.github.com>2022-03-09 22:37:35 +0100
committerGitHub <noreply@github.com>2022-03-09 22:37:35 +0100
commit7aee856aa063f7861be7e7fe2970ba014391d9bf (patch)
treeb02873c5d63cb1ade981a437bbf4c1cfdf19a66f /src/lib/protocols/fix.c
parentf646a4bce036edfd26215b5875fe81473dbb175d (diff)
Extend tests coverage (#1476)
Now there is at least one flow under `tests/pcap` for 249 protocols out of the 284 ones supported by nDPI. The 35 protocols without any tests are: * P2P/sharing protocols: DIRECT_DOWNLOAD_LINK, OPENFT, FASTTRACK, EDONKEY, SOPCAST, THUNDER, APPLEJUICE, DIRECTCONNECT, STEALTHNET * games: CSGO, HALFLIFE2, ARMAGETRON, CROSSFIRE, DOFUS, FIESTA, FLORENSIA, GUILDWARS, MAPLESTORY, WORLD_OF_KUNG_FU * voip/streaming: VHUA, ICECAST, SHOUTCAST, TVUPLAYER, TRUPHONE * other: AYIYA, SOAP, TARGUS_GETDATA, RPC, ZMQ, REDIS, VMWARE, NOE, LOTUS_NOTES, EGP, SAP Most of these protocols (expecially the P2P and games ones) have been inherited by OpenDPI and have not been updated since then: even if they are still used, the detection rules might be outdated. However code coverage (of `lib/protocols`) only increases from 65.6% to 68.9%. Improve Citrix, Corba, Fix, Aimini, Megaco, PPStream, SNMP and Some/IP dissection. Treat IPP as a HTTP sub protocol. Fix Cassandra false positives. Remove `NDPI_PROTOCOL_QQLIVE` and `NDPI_PROTOCOL_REMOTE_SCAN`: these protocol ids are defined but they are never used. Remove Collectd support: its code has never been called. If someone is really interested in this protocol, we can re-add it later, updating the dissector. Add decoding of PPI (Per-Packet Information) data link type.
Diffstat (limited to 'src/lib/protocols/fix.c')
-rw-r--r--src/lib/protocols/fix.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/src/lib/protocols/fix.c b/src/lib/protocols/fix.c
index dcfce6065..dc477341a 100644
--- a/src/lib/protocols/fix.c
+++ b/src/lib/protocols/fix.c
@@ -36,11 +36,10 @@ void ndpi_search_fix(struct ndpi_detection_module_struct *ndpi_struct, struct nd
if(packet->tcp && packet->payload_packet_len > 5) {
// 8=
if(packet->payload[0] == 0x38 && packet->payload[1] == 0x3d) {
- // FIX.
+ // FIX
if(packet->payload[2] == 0x46 &&
packet->payload[3] == 0x49 &&
- packet->payload[4] == 0x58 &&
- packet->payload[5] == 0x2e) {
+ packet->payload[4] == 0x58) {
NDPI_LOG_INFO(ndpi_struct, "found FIX\n");
ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_FIX, NDPI_PROTOCOL_UNKNOWN, NDPI_CONFIDENCE_DPI);
@@ -68,7 +67,7 @@ void init_fix_dissector(struct ndpi_detection_module_struct *ndpi_struct, u_int3
ndpi_set_bitmask_protocol_detection("FIX", ndpi_struct, detection_bitmask, *id,
NDPI_PROTOCOL_FIX,
ndpi_search_fix,
- NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD,
+ NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_TCP_WITH_PAYLOAD_WITHOUT_RETRANSMISSION,
SAVE_DETECTION_BITMASK_AS_UNKNOWN,
ADD_TO_DETECTION_BITMASK);
*id += 1;