Andrew Lunn | 5beef3c | 2009-11-09 21:20:10 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008-2009 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 | #define VIS_TIMEOUT 200000 |
| 23 | #define VIS_FORMAT_DD_NAME "dot_draw" |
| 24 | #define VIS_FORMAT_JSON_NAME "json" |
| 25 | |
| 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)); |
| 36 | |
| 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)); |
| 42 | |
| 43 | struct recvlist_node { |
| 44 | struct list_head list; |
| 45 | uint8_t mac[ETH_ALEN]; |
| 46 | }; |
| 47 | |
| 48 | enum vis_formats { |
| 49 | DOT_DRAW, |
| 50 | JSON, |
| 51 | }; |
| 52 | |
| 53 | extern struct hashtable_t *vis_hash; |
| 54 | extern spinlock_t vis_hash_lock; |
| 55 | |
| 56 | void vis_set_mode(int mode); |
| 57 | int is_vis_server(void); |
| 58 | void receive_server_sync_packet(struct vis_packet *vis_packet, |
| 59 | int vis_info_len); |
| 60 | void receive_client_update_packet(struct vis_packet *vis_packet, |
| 61 | int vis_info_len); |
| 62 | int vis_init(void); |
| 63 | void vis_quit(void); |