1/* 2 * Copyright (C) 2008-2010 B.A.T.M.A.N. contributors: 3 * 4 * Simon Wunderlich, Marek Lindner 5 * 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. 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 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * General Public License for more details. 14 * 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 19 * 20 */ 21 22#ifndef _NET_BATMAN_ADV_VIS_H_ 23#define _NET_BATMAN_ADV_VIS_H_ 24 25#define VIS_TIMEOUT 200 /* timeout of vis packets in seconds */ 26 27struct vis_info { 28 unsigned long first_seen; 29 struct list_head recv_list; 30 /* list of server-neighbors we received a vis-packet 31 * from. we should not reply to them. */ 32 struct list_head send_list; 33 struct kref refcount; 34 /* this packet might be part of the vis send queue. */ 35 struct vis_packet packet; 36 /* vis_info may follow here*/ 37} __attribute__((packed)); 38 39struct vis_info_entry { 40 uint8_t src[ETH_ALEN]; 41 uint8_t dest[ETH_ALEN]; 42 uint8_t quality; /* quality = 0 means HNA */ 43} __attribute__((packed)); 44 45struct recvlist_node { 46 struct list_head list; 47 uint8_t mac[ETH_ALEN]; 48}; 49 50int vis_seq_print_text(struct seq_file *seq, void *offset); 51void receive_server_sync_packet(struct bat_priv *bat_priv, 52 struct vis_packet *vis_packet, 53 int vis_info_len); 54void receive_client_update_packet(struct bat_priv *bat_priv, 55 struct vis_packet *vis_packet, 56 int vis_info_len); 57int vis_init(void); 58void vis_quit(void); 59 60#endif /* _NET_BATMAN_ADV_VIS_H_ */ 61