Moved host_t and host_resolver_t to a new networking subfolder
[strongswan.git] / src / libcharon / plugins / farp / farp_listener.h
1 /*
2 * Copyright (C) 2010 Martin Willi
3 * Copyright (C) 2010 revosec AG
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * for more details.
14 */
15
16 /**
17 * @defgroup farp_listener farp_listener
18 * @{ @ingroup farp
19 */
20
21 #ifndef FARP_LISTENER_H_
22 #define FARP_LISTENER_H_
23
24 #include <networking/host.h>
25 #include <bus/listeners/listener.h>
26
27 typedef struct farp_listener_t farp_listener_t;
28
29 /**
30 * Listener to register the set of IPs we spoof ARP responses for.
31 */
32 struct farp_listener_t {
33
34 /**
35 * Implements listener_t interface.
36 */
37 listener_t listener;
38
39 /**
40 * Check if we have a tunnel between two IP addresses.
41 *
42 * @param local local IP
43 * @param remote remote IP
44 * @return TRUE if a tunnel is active
45 */
46 bool (*has_tunnel)(farp_listener_t *this, host_t *local, host_t *remote);
47
48 /**
49 * Destroy a farp_listener_t.
50 */
51 void (*destroy)(farp_listener_t *this);
52 };
53
54 /**
55 * Create a farp_listener instance.
56 */
57 farp_listener_t *farp_listener_create();
58
59 #endif /** FARP_LISTENER_H_ @}*/