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nfqws: detect Discord Voice IP Discovery packets

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Ivan Trubach
2025-04-03 04:23:49 +03:00
parent cbdee74e5f
commit 4b288643ac
9 changed files with 120 additions and 79 deletions
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4
nfq/protocol.h
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@@ -7,12 +7,13 @@
#include "crypto/aes-gcm.h"
#include "helpers.h"
typedef enum {UNKNOWN=0, HTTP, TLS, QUIC, WIREGUARD, DHT} t_l7proto;
typedef enum {UNKNOWN=0, HTTP, TLS, QUIC, WIREGUARD, DHT, DISCORD} t_l7proto;
#define L7_PROTO_HTTP 0x00000001
#define L7_PROTO_TLS 0x00000002
#define L7_PROTO_QUIC 0x00000004
#define L7_PROTO_WIREGUARD 0x00000008
#define L7_PROTO_DHT 0x00000010
#define L7_PROTO_DISCORD 0x00000020
#define L7_PROTO_UNKNOWN 0x80000000
const char *l7proto_str(t_l7proto l7);
bool l7_proto_match(t_l7proto l7proto, uint32_t filter_l7);
@@ -72,6 +73,7 @@ bool TLSHelloExtractHostFromHandshake(const uint8_t *data, size_t len, char *hos
bool IsWireguardHandshakeInitiation(const uint8_t *data, size_t len);
bool IsDhtD1(const uint8_t *data, size_t len);
bool IsDiscordIpDiscoveryRequest(const uint8_t *data, size_t len);
#define QUIC_MAX_CID_LENGTH 20
typedef struct quic_cid {