#ifndef MAIN_H
#define MAIN_H

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/epoll.h>
#include <errno.h>
#include <signal.h>
#include <pthread.h>
#include <pwd.h>
#include <dirent.h>
#include <sched.h>
#include <getopt.h>
#include <netinet/in.h>
#include <sys/time.h>
#include <sys/resource.h>

#define MAX_CONNECTION 1020
#define BUFFER_SIZE 8192
#define PATH_SIZE 270
#define CACHE_SIZE 270
#define HTTP_HEAD_CACHE_SIZE 1024
#define ERRDEBUG fprintf(stderr,"Error Occured at File: %s, Function: %s, Line: %d, Date: %s, Time: %s.\n", __FILE__, __FUNCTION__, __LINE__, __DATE__, __TIME__);

struct httpudp {
    struct sockaddr_in dst;
    char *http_request, *original_http_request; //original_http_request为初始化生成的请求头，用来配合use_hdr语法
    int http_request_len, original_http_request_len;
    unsigned encodeCode,        //数据编码传输
     httpsProxy_encodeCode;     //CONNECT代理编码
};

struct global {
    int tcp_listen_fd, dns_listen_fd, udp_listen_fd, uid, procs, timeout_m;
    unsigned mode:3, strict_modify:1;
};

extern char local_host[CACHE_SIZE];
extern int epollfd, local_port, process;
extern struct epoll_event ev, events[MAX_CONNECTION + 1];
int create_connection(char *remote_host, int remote_port);
int create_connection6(char *remote_host, int remote_port);
extern struct global global;
extern uint16_t tcp_listen_port;
extern struct httpudp udp;

#endif