byedpi/conev.h
ruti e02ce91363 auto-mode option (#127)
* trigger auto if connetion closes/resets after several packets

* send RST if remote connection is reset

* change cache value struct
2024-09-14 15:47:57 +03:00

116 lines
2.1 KiB
C

#ifndef CONEV_H
#define CONEV_H
#include <stdint.h>
#ifndef __linux__
#define NOEPOLL
#endif
#ifdef _WIN32
#include <ws2tcpip.h>
#define poll(fds, cnt, to) WSAPoll(fds, cnt, to)
#define close(fd) closesocket(fd)
#else
#include <netinet/in.h>
#include <unistd.h>
#ifndef NOEPOLL
#include <sys/epoll.h>
#define POLLIN EPOLLIN
#define POLLOUT EPOLLOUT
#define POLLERR EPOLLERR
#define POLLHUP EPOLLHUP
#define POLLRDHUP EPOLLRDHUP
#else
#include <sys/poll.h>
#endif
#endif
#ifndef POLLRDHUP
#define POLLRDHUP 0
#endif
enum eid {
EV_ACCEPT,
EV_REQUEST,
EV_CONNECT,
EV_IGNORE,
EV_TUNNEL,
EV_PRE_TUNNEL,
EV_UDP_TUNNEL,
EV_DESYNC
};
#define FLAG_S4 1
#define FLAG_S5 2
#define FLAG_CONN 4
#ifdef EID_STR
char *eid_name[] = {
"EV_ACCEPT",
"EV_REQUEST",
"EV_CONNECT",
"EV_IGNORE",
"EV_TUNNEL",
"EV_PRE_TUNNEL",
"EV_UDP_TUNNEL",
"EV_DESYNC"
};
#endif
struct buffer {
ssize_t size;
int offset;
char *data;
};
struct eval {
int fd;
int index;
unsigned long long mod_iter;
enum eid type;
struct eval *pair;
struct buffer buff;
int flag;
union {
struct sockaddr_in in;
struct sockaddr_in6 in6;
};
ssize_t recv_count;
unsigned int round_count;
char last_round;
int attempt;
char cache;
char mark; //
};
struct poolhd {
int max;
int count;
int efd;
struct eval **links;
struct eval *items;
#ifndef NOEPOLL
struct epoll_event *pevents;
#else
struct pollfd *pevents;
#endif
unsigned long long iters;
};
struct poolhd *init_pool(int count);
struct eval *add_event(struct poolhd *pool, enum eid type, int fd, int e);
struct eval *add_pair(struct poolhd *pool, struct eval *val, int sfd, int e);
void del_event(struct poolhd *pool, struct eval *val);
void destroy_pool(struct poolhd *pool);
struct eval *next_event(struct poolhd *pool, int *offs, int *type);
int mod_etype(struct poolhd *pool, struct eval *val, int type);
#endif