Staging: batman-adv: splitting /proc vis file into vis_server and vis_data
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / staging / batman-adv / vis.h
blob2e24258e69a4ac9d1bbf9350b24e82460c138e06
1 /*
2 * Copyright (C) 2008-2009 B.A.T.M.A.N. contributors:
4 * Simon Wunderlich, Marek Lindner
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of version 2 of the GNU General Public
8 * License as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18 * 02110-1301, USA
22 #define VIS_TIMEOUT 200000
23 #define VIS_FORMAT_DD_NAME "dot_draw"
24 #define VIS_FORMAT_JSON_NAME "json"
26 struct vis_info {
27 unsigned long first_seen;
28 struct list_head recv_list;
29 /* list of server-neighbors we received a vis-packet
30 * from. we should not reply to them. */
31 struct list_head send_list;
32 /* this packet might be part of the vis send queue. */
33 struct vis_packet packet;
34 /* vis_info may follow here*/
35 } __attribute__((packed));
37 struct vis_info_entry {
38 uint8_t src[ETH_ALEN];
39 uint8_t dest[ETH_ALEN];
40 uint8_t quality; /* quality = 0 means HNA */
41 } __attribute__((packed));
43 struct recvlist_node {
44 struct list_head list;
45 uint8_t mac[ETH_ALEN];
48 extern struct hashtable_t *vis_hash;
49 extern spinlock_t vis_hash_lock;
51 void vis_set_mode(int mode);
52 int is_vis_server(void);
53 void proc_vis_read_entry(struct seq_file *seq,
54 struct vis_info_entry *entry,
55 struct hlist_head *if_list,
56 uint8_t *vis_orig);
57 void proc_vis_read_prim_sec(struct seq_file *seq,
58 struct hlist_head *if_list);
59 void receive_server_sync_packet(struct vis_packet *vis_packet,
60 int vis_info_len);
61 void receive_client_update_packet(struct vis_packet *vis_packet,
62 int vis_info_len);
63 int vis_init(void);
64 void vis_quit(void);