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pn_dev.h
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1 /*
2  * File: pn_dev.h
3  *
4  * Phonet network device
5  *
6  * Copyright (C) 2008 Nokia Corporation.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License
10  * version 2 as published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20  * 02110-1301 USA
21  */
22 
23 #ifndef PN_DEV_H
24 #define PN_DEV_H
25 
27  struct list_head list;
28  struct mutex lock;
29 };
30 
32 
33 struct phonet_device {
34  struct list_head list;
35  struct net_device *netdev;
36  DECLARE_BITMAP(addrs, 64);
37  struct rcu_head rcu;
38 };
39 
40 int phonet_device_init(void);
41 void phonet_device_exit(void);
42 int phonet_netlink_register(void);
43 struct net_device *phonet_device_get(struct net *net);
44 
48 int phonet_address_lookup(struct net *net, u8 addr);
49 void phonet_address_notify(int event, struct net_device *dev, u8 addr);
50 
51 int phonet_route_add(struct net_device *dev, u8 daddr);
52 int phonet_route_del(struct net_device *dev, u8 daddr);
53 void rtm_phonet_notify(int event, struct net_device *dev, u8 dst);
54 struct net_device *phonet_route_get_rcu(struct net *net, u8 daddr);
55 struct net_device *phonet_route_output(struct net *net, u8 daddr);
56 
57 #define PN_NO_ADDR 0xff
58 
59 extern const struct file_operations pn_sock_seq_fops;
60 extern const struct file_operations pn_res_seq_fops;
61 
62 #endif