blob: 1af9c0c7aa1292ac2ae33f9ff028b596fdd8f7af (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
/* Copyright (c) 2010, Jacob Appelbaum, Steven J. Murdoch.
* Copyright (c) 2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file tor-fw-helper.h
* \brief The main header for our firewall helper.
**/
#ifndef _TOR_FW_HELPER_H
#define _TOR_FW_HELPER_H
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <getopt.h>
#include <time.h>
/** The current version of tor-fw-helper. */
#define tor_fw_version "0.1"
/** This is an arbitrary hard limit - We currently have two (NAT-PMP and UPnP).
We're likely going to add the Intel UPnP library but nothing else comes to
mind at the moment. */
#define MAX_BACKENDS 23
/** This is where we store parsed commandline options. */
typedef struct {
int verbose;
int help;
int test_commandline;
uint16_t private_dir_port;
uint16_t private_or_port;
uint16_t public_dir_port;
uint16_t public_or_port;
uint16_t internal_port;
uint16_t external_port;
int fetch_public_ip;
int nat_pmp_status;
int upnp_status;
int public_ip_status;
} tor_fw_options_t;
/** This is our main structure that defines our backend helper API; each helper
* must conform to these public methods if it expects to be handled in a
* non-special way. */
typedef struct tor_fw_backend_t {
const char *name;
size_t state_len;
int (*init)(tor_fw_options_t *options, void *backend_state);
int (*cleanup)(tor_fw_options_t *options, void *backend_state);
int (*fetch_public_ip)(tor_fw_options_t *options, void *backend_state);
int (*add_tcp_mapping)(tor_fw_options_t *options, void *backend_state);
} tor_fw_backend_t;
#endif
|