byedpi/packets.h
2024-11-10 02:39:21 +03:00

51 lines
1.1 KiB
C

#ifndef PACKETS_H
#define PACKETS_H
#include <stdint.h>
#include <stdlib.h>
#include <stdbool.h>
#include <sys/types.h>
#define IS_TCP 1
#define IS_UDP 2
#define IS_HTTP 4
#define IS_HTTPS 8
#define IS_IPV4 16
//#define IS_QUIC 64
//#define IS_DNS 128
#define MH_HMIX 1
#define MH_SPACE 2
#define MH_DMIX 4
extern char tls_data[517];
extern char http_data[43];
extern char udp_data[64];
int change_tls_sni(const char *host, char *buffer, size_t bsize);
bool is_tls_chello(const char *buffer, size_t bsize);
int parse_tls(const char *buffer, size_t bsize, char **hs);
bool is_http(const char *buffer, size_t bsize);
int parse_http(const char *buffer, size_t bsize, char **hs, uint16_t *port);
int mod_http(char *buffer, size_t bsize, int m);
bool is_http_redirect(const char *req, size_t qn, const char *resp, size_t sn);
bool neq_tls_sid(const char *req, size_t qn, const char *resp, size_t sn);
bool is_tls_shello(const char *buffer, size_t bsize);
int part_tls(char *buffer, size_t bsize, ssize_t n, long pos);
//bool is_dns_req(char *buffer, size_t n);
//bool is_quic_initial(char *buffer, size_t bsize);
#endif