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nfqws: detect STUN message packets

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This commit is contained in:
Ivan Trubach
2025-04-03 06:57:06 +03:00
parent 4b288643ac
commit 056e4c588a
9 changed files with 115 additions and 77 deletions
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9
nfq/desync.c
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@@ -2085,6 +2085,12 @@ static uint8_t dpi_desync_udp_packet_play(bool replay, size_t reasm_offset, uint
l7proto = DISCORD;
if (ctrack && ctrack->l7proto==UNKNOWN) ctrack->l7proto = l7proto;
}
else if (IsStunMessage(dis->data_payload,dis->len_payload))
{
DLOG("packet contains STUN message\n");
l7proto = STUN;
if (ctrack && ctrack->l7proto==UNKNOWN) ctrack->l7proto = l7proto;
}
else
{
if (!dp->desync_any_proto)
@@ -2200,6 +2206,9 @@ static uint8_t dpi_desync_udp_packet_play(bool replay, size_t reasm_offset, uint
case DISCORD:
fake = &dp->fake_discord;
break;
case STUN:
fake = &dp->fake_stun;
break;
default:
fake = &dp->fake_unknown_udp;
break;