Mirror/zapret
1
0
Fork 0
mirror of https://github.com/bol-van/zapret.git synced 2025-12-31 11:55:55 +03:00
Code Issues Packages Projects Releases Wiki Activity

autottl, datanoack, oob, postnat

Browse Source
This commit is contained in:
bol-van
2024-03-02 17:53:37 +03:00
parent 2157fed592
commit 8a161f1f49
48 changed files with 597 additions and 249 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
nfq/darkmagic.h
View File

@@ -24,6 +24,7 @@ uint32_t net16_add(uint16_t netorder_value, uint16_t cpuorder_increment);
#define FOOL_HOPBYHOP2 0x20
#define FOOL_DESTOPT 0x40
#define FOOL_IPFRAG1 0x80
#define FOOL_DATANOACK 0x100
#define SCALE_NONE ((uint8_t)-1)
@@ -36,7 +37,7 @@ bool prepare_tcp_segment4(
uint8_t scale_factor,
uint32_t *timestamps,
uint8_t ttl,
uint8_t fooling,
uint32_t fooling,
uint32_t badseq_increment,
uint32_t badseq_ack_increment,
const void *data, uint16_t len,
@@ -49,7 +50,7 @@ bool prepare_tcp_segment6(
uint8_t scale_factor,
uint32_t *timestamps,
uint8_t ttl,
uint8_t fooling,
uint32_t fooling,
uint32_t badseq_increment,
uint32_t badseq_ack_increment,
const void *data, uint16_t len,
@@ -62,7 +63,7 @@ bool prepare_tcp_segment(
uint8_t scale_factor,
uint32_t *timestamps,
uint8_t ttl,
uint8_t fooling,
uint32_t fooling,
uint32_t badseq_increment,
uint32_t badseq_ack_increment,
const void *data, uint16_t len,
@@ -72,7 +73,7 @@ bool prepare_tcp_segment(
bool prepare_udp_segment4(
const struct sockaddr_in *src, const struct sockaddr_in *dst,
uint8_t ttl,
uint8_t fooling,
uint32_t fooling,
const uint8_t *padding, size_t padding_size,
int padlen,
const void *data, uint16_t len,
@@ -80,7 +81,7 @@ bool prepare_udp_segment4(
bool prepare_udp_segment6(
const struct sockaddr_in6 *src, const struct sockaddr_in6 *dst,
uint8_t ttl,
uint8_t fooling,
uint32_t fooling,
const uint8_t *padding, size_t padding_size,
int padlen,
const void *data, uint16_t len,
@@ -88,7 +89,7 @@ bool prepare_udp_segment6(
bool prepare_udp_segment(
const struct sockaddr *src, const struct sockaddr *dst,
uint8_t ttl,
uint8_t fooling,
uint32_t fooling,
const uint8_t *padding, size_t padding_size,
int padlen,
const void *data, uint16_t len,
@@ -149,3 +150,15 @@ bool tcp_ack_segment(const struct tcphdr *tcphdr);
// scale_factor=SCALE_NONE - do not change
void tcp_rewrite_wscale(struct tcphdr *tcp, uint8_t scale_factor);
void tcp_rewrite_winsize(struct tcphdr *tcp, uint16_t winsize, uint8_t scale_factor);
typedef struct
{
uint8_t delta, min, max;
} autottl;
#define AUTOTTL_DEFAULT_DELTA 1
#define AUTOTTL_DEFAULT_MIN 3
#define AUTOTTL_DEFAULT_MAX 20
#define AUTOTTL_ENABLED(a) (!!(a).delta)
#define AUTOTTL_SET_DEFAULT(a) {(a).delta=AUTOTTL_DEFAULT_DELTA; (a).min=AUTOTTL_DEFAULT_MIN; (a).max=AUTOTTL_DEFAULT_MAX;}
uint8_t autottl_guess(uint8_t ttl, const autottl *attl);