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add trasparent proxy support

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This commit is contained in:
Max Lv
2013-04-05 10:08:28 +08:00
parent cdcf527c77
commit d35c771fe2
7 changed files with 795 additions and 31 deletions
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src/redir.h
+65
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#ifndef _LOCAL_H
#define _LOCAL_H
#include <ev.h>
#include "encrypt.h"
#include "jconf.h"
struct listen_ctx {
ev_io io;
char **remote_host;
int remote_num;
char *remote_port;
int timeout;
int fd;
struct sockaddr sock;
};
struct server_ctx {
ev_io io;
int connected;
struct server *server;
};
struct server {
int fd;
char buf[BUF_SIZE]; // server send from, remote recv into
int buf_len;
struct sockaddr_in destaddr;
struct rc4_state *e_ctx;
struct rc4_state *d_ctx;
struct server_ctx *recv_ctx;
struct server_ctx *send_ctx;
struct remote *remote;
};
struct remote_ctx {
ev_io io;
ev_timer watcher;
int connected;
struct remote *remote;
};
struct remote {
int fd;
char buf[BUF_SIZE]; // remote send from, server recv into
int buf_len;
struct remote_ctx *recv_ctx;
struct remote_ctx *send_ctx;
struct server *server;
};
static void accept_cb (EV_P_ ev_io *w, int revents);
static void server_recv_cb (EV_P_ ev_io *w, int revents);
static void server_send_cb (EV_P_ ev_io *w, int revents);
static void remote_recv_cb (EV_P_ ev_io *w, int revents);
static void remote_send_cb (EV_P_ ev_io *w, int revents);
struct remote* new_remote(int fd, int timeout);
void free_remote(struct remote *remote);
void close_and_free_remote(EV_P_ struct remote *remote);
struct server* new_server(int fd);
void free_server(struct server *server);
void close_and_free_server(EV_P_ struct server *server);
#endif // _LOCAL_H