diff options
| author | Luca Deri <deri@ntop.org> | 2022-02-08 17:23:25 +0100 |
|---|---|---|
| committer | Luca Deri <deri@ntop.org> | 2022-02-08 17:23:25 +0100 |
| commit | 922a7be897b1bc444668cd880f3f926beff4bb10 (patch) | |
| tree | 7bfad71846cffbba344d553b658506d742b96e18 /src/lib/protocols | |
| parent | d59f0327a592d6cedfdd29eacb5356abdda9388d (diff) | |
Added check to ignore multicast packets marking the as Skype
Diffstat (limited to 'src/lib/protocols')
| -rw-r--r-- | src/lib/protocols/skype.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/lib/protocols/skype.c b/src/lib/protocols/skype.c index 71534ab5d..37704b36a 100644 --- a/src/lib/protocols/skype.c +++ b/src/lib/protocols/skype.c @@ -72,7 +72,10 @@ static void ndpi_check_skype(struct ndpi_detection_module_struct *ndpi_struct, s u_int32_t payload_len = packet->payload_packet_len; /* No need to do ntohl() with 0xFFFFFFFF */ - if(packet->iph && (packet->iph->daddr == 0xFFFFFFFF /* 255.255.255.255 */)) { + if(packet->iph + && ((packet->iph->daddr == 0xFFFFFFFF /* 255.255.255.255 */) + || ((ntohl(packet->iph->daddr) & 0xFFFFFF00) == 0xE0000000 /* multicast */) + )) { NDPI_EXCLUDE_PROTO(ndpi_struct, flow); return; } |