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bol-van
2023-10-26 15:12:32 +03:00
parent 6f3a814f73
commit ac574ce2ce
63 changed files with 1584 additions and 573 deletions
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8
nfq/conntrack.h
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@@ -20,6 +20,7 @@
#define HASH_FUNCTION HASH_BER
#include "uthash.h"
#define RETRANS_COUNTER_STOP ((uint8_t)-1)
typedef union {
struct in_addr ip;
@@ -37,6 +38,7 @@ typedef struct
// ESTABLISHED - any except SYN or SYN/ACK received
// FIN - FIN or RST received
typedef enum {SYN=0, ESTABLISHED, FIN} t_connstate;
typedef enum {UNKNOWN=0, HTTP, TLS, QUIC, WIREGUARD, DHT} t_l7proto;
typedef struct
{
// common state
@@ -51,9 +53,15 @@ typedef struct
uint32_t seq0, ack0; // starting seq and ack
uint16_t winsize_orig, winsize_reply; // last seen window size
uint8_t scale_orig, scale_reply; // last seen window scale factor. SCALE_NONE if none
uint8_t req_retrans_counter; // number of request retransmissions
uint32_t req_seq; // sequence number of the request (to track retransmissions)
bool b_cutoff; // mark for deletion
bool b_wssize_cutoff, b_desync_cutoff;
t_l7proto l7proto;
char *hostname;
} t_ctrack;
typedef struct