Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 1 | /* |
Sven Eckelmann | 567db7b | 2012-01-01 00:41:38 +0100 | [diff] [blame] | 2 | * Copyright (C) 2007-2012 B.A.T.M.A.N. contributors: |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 3 | * |
| 4 | * Marek Lindner, Simon Wunderlich |
| 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 | |
| 23 | |
| 24 | #ifndef _NET_BATMAN_ADV_TYPES_H_ |
| 25 | #define _NET_BATMAN_ADV_TYPES_H_ |
| 26 | |
| 27 | #include "packet.h" |
| 28 | #include "bitarray.h" |
| 29 | |
Antonio Quartulli | 0d12507 | 2012-02-18 11:27:34 +0100 | [diff] [blame] | 30 | #define BAT_HEADER_LEN (ETH_HLEN + \ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 31 | ((sizeof(struct unicast_packet) > sizeof(struct bcast_packet) ? \ |
| 32 | sizeof(struct unicast_packet) : \ |
| 33 | sizeof(struct bcast_packet)))) |
| 34 | |
| 35 | |
Marek Lindner | e6c10f4 | 2011-02-18 12:33:20 +0000 | [diff] [blame] | 36 | struct hard_iface { |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 37 | struct list_head list; |
| 38 | int16_t if_num; |
| 39 | char if_status; |
| 40 | struct net_device *net_dev; |
| 41 | atomic_t seqno; |
| 42 | atomic_t frag_seqno; |
| 43 | unsigned char *packet_buff; |
| 44 | int packet_len; |
| 45 | struct kobject *hardif_obj; |
Marek Lindner | ed75ccb | 2011-02-10 14:33:51 +0000 | [diff] [blame] | 46 | atomic_t refcount; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 47 | struct packet_type batman_adv_ptype; |
| 48 | struct net_device *soft_iface; |
| 49 | struct rcu_head rcu; |
| 50 | }; |
| 51 | |
| 52 | /** |
| 53 | * orig_node - structure for orig_list maintaining nodes of mesh |
| 54 | * @primary_addr: hosts primary interface address |
Marek Lindner | d7b2a97 | 2012-03-01 15:35:19 +0800 | [diff] [blame] | 55 | * @last_seen: when last packet from this node was received |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 56 | * @bcast_seqno_reset: time when the broadcast seqno window was reset |
| 57 | * @batman_seqno_reset: time when the batman seqno window was reset |
| 58 | * @gw_flags: flags related to gateway class |
| 59 | * @flags: for now only VIS_SERVER flag |
Antonio Quartulli | 015758d | 2011-07-09 17:52:13 +0200 | [diff] [blame] | 60 | * @last_real_seqno: last and best known sequence number |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 61 | * @last_ttl: ttl of last received packet |
| 62 | * @last_bcast_seqno: last broadcast sequence number received by this host |
| 63 | * |
| 64 | * @candidates: how many candidates are available |
| 65 | * @selected: next bonding candidate |
| 66 | */ |
| 67 | struct orig_node { |
| 68 | uint8_t orig[ETH_ALEN]; |
| 69 | uint8_t primary_addr[ETH_ALEN]; |
Linus Lüssing | e1a5382f | 2011-03-14 22:43:37 +0000 | [diff] [blame] | 70 | struct neigh_node __rcu *router; /* rcu protected pointer */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 71 | unsigned long *bcast_own; |
| 72 | uint8_t *bcast_own_sum; |
Marek Lindner | d7b2a97 | 2012-03-01 15:35:19 +0800 | [diff] [blame] | 73 | unsigned long last_seen; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 74 | unsigned long bcast_seqno_reset; |
| 75 | unsigned long batman_seqno_reset; |
| 76 | uint8_t gw_flags; |
| 77 | uint8_t flags; |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 78 | atomic_t last_ttvn; /* last seen translation table version number */ |
| 79 | uint16_t tt_crc; |
Antonio Quartulli | 2dafb49 | 2011-05-05 08:42:45 +0200 | [diff] [blame] | 80 | unsigned char *tt_buff; |
| 81 | int16_t tt_buff_len; |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 82 | spinlock_t tt_buff_lock; /* protects tt_buff */ |
| 83 | atomic_t tt_size; |
Antonio Quartulli | 1707157 | 2011-11-07 16:36:40 +0100 | [diff] [blame] | 84 | bool tt_initialised; |
Antonio Quartulli | cc47f66 | 2011-04-27 14:27:57 +0200 | [diff] [blame] | 85 | /* The tt_poss_change flag is used to detect an ongoing roaming phase. |
| 86 | * If true, then I sent a Roaming_adv to this orig_node and I have to |
| 87 | * inspect every packet directed to it to check whether it is still |
| 88 | * the true destination or not. This flag will be reset to false as |
| 89 | * soon as I receive a new TTVN from this orig_node */ |
| 90 | bool tt_poss_change; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 91 | uint32_t last_real_seqno; |
| 92 | uint8_t last_ttl; |
Sven Eckelmann | 0079d2c | 2012-02-04 17:34:52 +0100 | [diff] [blame] | 93 | DECLARE_BITMAP(bcast_bits, TQ_LOCAL_WINDOW_SIZE); |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 94 | uint32_t last_bcast_seqno; |
Marek Lindner | 9591a79 | 2010-12-12 21:57:11 +0000 | [diff] [blame] | 95 | struct hlist_head neigh_list; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 96 | struct list_head frag_list; |
Linus Lüssing | e1a5382f | 2011-03-14 22:43:37 +0000 | [diff] [blame] | 97 | spinlock_t neigh_list_lock; /* protects neigh_list and router */ |
Marek Lindner | 7b36e8e | 2011-02-18 12:28:10 +0000 | [diff] [blame] | 98 | atomic_t refcount; |
| 99 | struct rcu_head rcu; |
Marek Lindner | 7aadf88 | 2011-02-18 12:28:09 +0000 | [diff] [blame] | 100 | struct hlist_node hash_entry; |
Marek Lindner | 16b1aba | 2011-01-19 20:01:42 +0000 | [diff] [blame] | 101 | struct bat_priv *bat_priv; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 102 | unsigned long last_frag_packet; |
Sven Eckelmann | 6e215fd | 2011-05-08 12:45:45 +0200 | [diff] [blame] | 103 | /* ogm_cnt_lock protects: bcast_own, bcast_own_sum, |
| 104 | * neigh_node->real_bits, neigh_node->real_packet_count */ |
| 105 | spinlock_t ogm_cnt_lock; |
| 106 | /* bcast_seqno_lock protects bcast_bits, last_bcast_seqno */ |
| 107 | spinlock_t bcast_seqno_lock; |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 108 | spinlock_t tt_list_lock; /* protects tt_list */ |
Simon Wunderlich | a4c135c | 2011-01-19 20:01:43 +0000 | [diff] [blame] | 109 | atomic_t bond_candidates; |
| 110 | struct list_head bond_list; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 111 | }; |
| 112 | |
| 113 | struct gw_node { |
| 114 | struct hlist_node list; |
| 115 | struct orig_node *orig_node; |
| 116 | unsigned long deleted; |
Marek Lindner | 25b6d3c | 2011-02-10 14:33:49 +0000 | [diff] [blame] | 117 | atomic_t refcount; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 118 | struct rcu_head rcu; |
| 119 | }; |
| 120 | |
| 121 | /** |
| 122 | * neigh_node |
Marek Lindner | d7b2a97 | 2012-03-01 15:35:19 +0800 | [diff] [blame] | 123 | * @last_seen: when last packet via this neighbor was received |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 124 | */ |
| 125 | struct neigh_node { |
Marek Lindner | 9591a79 | 2010-12-12 21:57:11 +0000 | [diff] [blame] | 126 | struct hlist_node list; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 127 | uint8_t addr[ETH_ALEN]; |
| 128 | uint8_t real_packet_count; |
| 129 | uint8_t tq_recv[TQ_GLOBAL_WINDOW_SIZE]; |
| 130 | uint8_t tq_index; |
| 131 | uint8_t tq_avg; |
| 132 | uint8_t last_ttl; |
Simon Wunderlich | a4c135c | 2011-01-19 20:01:43 +0000 | [diff] [blame] | 133 | struct list_head bonding_list; |
Marek Lindner | d7b2a97 | 2012-03-01 15:35:19 +0800 | [diff] [blame] | 134 | unsigned long last_seen; |
Sven Eckelmann | 0079d2c | 2012-02-04 17:34:52 +0100 | [diff] [blame] | 135 | DECLARE_BITMAP(real_bits, TQ_LOCAL_WINDOW_SIZE); |
Marek Lindner | 44524fc | 2011-02-10 14:33:53 +0000 | [diff] [blame] | 136 | atomic_t refcount; |
Marek Lindner | f987ed6 | 2010-12-12 21:57:12 +0000 | [diff] [blame] | 137 | struct rcu_head rcu; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 138 | struct orig_node *orig_node; |
Marek Lindner | e6c10f4 | 2011-02-18 12:33:20 +0000 | [diff] [blame] | 139 | struct hard_iface *if_incoming; |
Marek Lindner | e3b0d0d | 2012-03-17 15:28:32 +0800 | [diff] [blame] | 140 | spinlock_t lq_update_lock; /* protects: tq_recv, tq_index */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 141 | }; |
| 142 | |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 143 | #ifdef CONFIG_BATMAN_ADV_BLA |
Simon Wunderlich | fe2da6f | 2012-01-22 20:00:24 +0100 | [diff] [blame] | 144 | struct bcast_duplist_entry { |
| 145 | uint8_t orig[ETH_ALEN]; |
| 146 | uint16_t crc; |
| 147 | unsigned long entrytime; |
| 148 | }; |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 149 | #endif |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 150 | |
Martin Hundebøll | f821486 | 2012-04-20 17:02:45 +0200 | [diff] [blame^] | 151 | enum bat_counters { |
| 152 | BAT_CNT_FORWARD, |
| 153 | BAT_CNT_FORWARD_BYTES, |
| 154 | BAT_CNT_MGMT_TX, |
| 155 | BAT_CNT_MGMT_TX_BYTES, |
| 156 | BAT_CNT_MGMT_RX, |
| 157 | BAT_CNT_MGMT_RX_BYTES, |
| 158 | BAT_CNT_TT_REQUEST_TX, |
| 159 | BAT_CNT_TT_REQUEST_RX, |
| 160 | BAT_CNT_TT_RESPONSE_TX, |
| 161 | BAT_CNT_TT_RESPONSE_RX, |
| 162 | BAT_CNT_TT_ROAM_ADV_TX, |
| 163 | BAT_CNT_TT_ROAM_ADV_RX, |
| 164 | BAT_CNT_NUM, |
| 165 | }; |
| 166 | |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 167 | struct bat_priv { |
| 168 | atomic_t mesh_state; |
| 169 | struct net_device_stats stats; |
Martin Hundebøll | f821486 | 2012-04-20 17:02:45 +0200 | [diff] [blame^] | 170 | uint64_t __percpu *bat_counters; /* Per cpu counters */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 171 | atomic_t aggregated_ogms; /* boolean */ |
| 172 | atomic_t bonding; /* boolean */ |
| 173 | atomic_t fragmentation; /* boolean */ |
Antonio Quartulli | 59b699c | 2011-07-07 15:35:36 +0200 | [diff] [blame] | 174 | atomic_t ap_isolation; /* boolean */ |
Simon Wunderlich | 2372138 | 2012-01-22 20:00:19 +0100 | [diff] [blame] | 175 | atomic_t bridge_loop_avoidance; /* boolean */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 176 | atomic_t vis_mode; /* VIS_TYPE_* */ |
| 177 | atomic_t gw_mode; /* GW_MODE_* */ |
| 178 | atomic_t gw_sel_class; /* uint */ |
| 179 | atomic_t gw_bandwidth; /* gw bandwidth */ |
| 180 | atomic_t orig_interval; /* uint */ |
| 181 | atomic_t hop_penalty; /* uint */ |
| 182 | atomic_t log_level; /* uint */ |
| 183 | atomic_t bcast_seqno; |
| 184 | atomic_t bcast_queue_left; |
| 185 | atomic_t batman_queue_left; |
Antonio Quartulli | 015758d | 2011-07-09 17:52:13 +0200 | [diff] [blame] | 186 | atomic_t ttvn; /* translation table version number */ |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 187 | atomic_t tt_ogm_append_cnt; |
| 188 | atomic_t tt_local_changes; /* changes registered in a OGM interval */ |
Simon Wunderlich | 2372138 | 2012-01-22 20:00:19 +0100 | [diff] [blame] | 189 | atomic_t bla_num_requests; /* number of bla requests in flight */ |
Antonio Quartulli | cc47f66 | 2011-04-27 14:27:57 +0200 | [diff] [blame] | 190 | /* The tt_poss_change flag is used to detect an ongoing roaming phase. |
| 191 | * If true, then I received a Roaming_adv and I have to inspect every |
| 192 | * packet directed to me to check whether I am still the true |
| 193 | * destination or not. This flag will be reset to false as soon as I |
| 194 | * increase my TTVN */ |
| 195 | bool tt_poss_change; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 196 | char num_ifaces; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 197 | struct debug_log *debug_log; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 198 | struct kobject *mesh_obj; |
| 199 | struct dentry *debug_dir; |
| 200 | struct hlist_head forw_bat_list; |
| 201 | struct hlist_head forw_bcast_list; |
| 202 | struct hlist_head gw_list; |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 203 | struct list_head tt_changes_list; /* tracks changes in a OGM int */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 204 | struct list_head vis_send_list; |
| 205 | struct hashtable_t *orig_hash; |
Antonio Quartulli | 2dafb49 | 2011-05-05 08:42:45 +0200 | [diff] [blame] | 206 | struct hashtable_t *tt_local_hash; |
| 207 | struct hashtable_t *tt_global_hash; |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 208 | #ifdef CONFIG_BATMAN_ADV_BLA |
Simon Wunderlich | 2372138 | 2012-01-22 20:00:19 +0100 | [diff] [blame] | 209 | struct hashtable_t *claim_hash; |
| 210 | struct hashtable_t *backbone_hash; |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 211 | #endif |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 212 | struct list_head tt_req_list; /* list of pending tt_requests */ |
Antonio Quartulli | cc47f66 | 2011-04-27 14:27:57 +0200 | [diff] [blame] | 213 | struct list_head tt_roam_list; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 214 | struct hashtable_t *vis_hash; |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 215 | #ifdef CONFIG_BATMAN_ADV_BLA |
Simon Wunderlich | fe2da6f | 2012-01-22 20:00:24 +0100 | [diff] [blame] | 216 | struct bcast_duplist_entry bcast_duplist[DUPLIST_SIZE]; |
| 217 | int bcast_duplist_curr; |
Simon Wunderlich | 38ef3d1 | 2012-01-22 20:00:26 +0100 | [diff] [blame] | 218 | struct bla_claim_dst claim_dest; |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 219 | #endif |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 220 | spinlock_t forw_bat_list_lock; /* protects forw_bat_list */ |
| 221 | spinlock_t forw_bcast_list_lock; /* protects */ |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 222 | spinlock_t tt_changes_list_lock; /* protects tt_changes */ |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 223 | spinlock_t tt_req_list_lock; /* protects tt_req_list */ |
Antonio Quartulli | cc47f66 | 2011-04-27 14:27:57 +0200 | [diff] [blame] | 224 | spinlock_t tt_roam_list_lock; /* protects tt_roam_list */ |
Linus Lüssing | 5d02b3c | 2011-02-13 21:13:02 +0000 | [diff] [blame] | 225 | spinlock_t gw_list_lock; /* protects gw_list and curr_gw */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 226 | spinlock_t vis_hash_lock; /* protects vis_hash */ |
| 227 | spinlock_t vis_list_lock; /* protects vis_info::recv_list */ |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 228 | atomic_t num_local_tt; |
| 229 | /* Checksum of the local table, recomputed before sending a new OGM */ |
Antonio Quartulli | 66a1b2b | 2012-04-14 13:15:26 +0200 | [diff] [blame] | 230 | uint16_t tt_crc; |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 231 | unsigned char *tt_buff; |
| 232 | int16_t tt_buff_len; |
| 233 | spinlock_t tt_buff_lock; /* protects tt_buff */ |
Antonio Quartulli | 2dafb49 | 2011-05-05 08:42:45 +0200 | [diff] [blame] | 234 | struct delayed_work tt_work; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 235 | struct delayed_work orig_work; |
| 236 | struct delayed_work vis_work; |
Simon Wunderlich | 2372138 | 2012-01-22 20:00:19 +0100 | [diff] [blame] | 237 | struct delayed_work bla_work; |
Linus Lüssing | 5d02b3c | 2011-02-13 21:13:02 +0000 | [diff] [blame] | 238 | struct gw_node __rcu *curr_gw; /* rcu protected pointer */ |
Antonio Quartulli | 2265c14 | 2011-04-27 00:22:00 +0200 | [diff] [blame] | 239 | atomic_t gw_reselect; |
Marek Lindner | 32ae9b2 | 2011-04-20 15:40:58 +0200 | [diff] [blame] | 240 | struct hard_iface __rcu *primary_if; /* rcu protected pointer */ |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 241 | struct vis_info *my_vis_info; |
Marek Lindner | 1c28047 | 2011-11-28 17:40:17 +0800 | [diff] [blame] | 242 | struct bat_algo_ops *bat_algo_ops; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 243 | }; |
| 244 | |
| 245 | struct socket_client { |
| 246 | struct list_head queue_list; |
| 247 | unsigned int queue_len; |
| 248 | unsigned char index; |
| 249 | spinlock_t lock; /* protects queue_list, queue_len, index */ |
| 250 | wait_queue_head_t queue_wait; |
| 251 | struct bat_priv *bat_priv; |
| 252 | }; |
| 253 | |
| 254 | struct socket_packet { |
| 255 | struct list_head list; |
| 256 | size_t icmp_len; |
| 257 | struct icmp_packet_rr icmp_packet; |
| 258 | }; |
| 259 | |
Antonio Quartulli | 48100ba | 2011-10-30 12:17:33 +0100 | [diff] [blame] | 260 | struct tt_common_entry { |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 261 | uint8_t addr[ETH_ALEN]; |
Antonio Quartulli | 93840ac | 2011-10-22 00:55:39 +0200 | [diff] [blame] | 262 | struct hlist_node hash_entry; |
Antonio Quartulli | 5fbc159 | 2011-06-17 16:11:27 +0200 | [diff] [blame] | 263 | uint16_t flags; |
Antonio Quartulli | 7683fdc | 2011-04-27 14:28:07 +0200 | [diff] [blame] | 264 | atomic_t refcount; |
| 265 | struct rcu_head rcu; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 266 | }; |
| 267 | |
Antonio Quartulli | 48100ba | 2011-10-30 12:17:33 +0100 | [diff] [blame] | 268 | struct tt_local_entry { |
| 269 | struct tt_common_entry common; |
| 270 | unsigned long last_seen; |
| 271 | }; |
| 272 | |
Antonio Quartulli | 2dafb49 | 2011-05-05 08:42:45 +0200 | [diff] [blame] | 273 | struct tt_global_entry { |
Antonio Quartulli | 48100ba | 2011-10-30 12:17:33 +0100 | [diff] [blame] | 274 | struct tt_common_entry common; |
Simon Wunderlich | db08e6e | 2011-10-22 20:12:51 +0200 | [diff] [blame] | 275 | struct hlist_head orig_list; |
| 276 | spinlock_t list_lock; /* protects the list */ |
| 277 | unsigned long roam_at; /* time at which TT_GLOBAL_ROAM was set */ |
| 278 | }; |
| 279 | |
| 280 | struct tt_orig_list_entry { |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 281 | struct orig_node *orig_node; |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 282 | uint8_t ttvn; |
Simon Wunderlich | db08e6e | 2011-10-22 20:12:51 +0200 | [diff] [blame] | 283 | struct rcu_head rcu; |
| 284 | struct hlist_node list; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 285 | }; |
| 286 | |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 287 | #ifdef CONFIG_BATMAN_ADV_BLA |
Simon Wunderlich | 2372138 | 2012-01-22 20:00:19 +0100 | [diff] [blame] | 288 | struct backbone_gw { |
| 289 | uint8_t orig[ETH_ALEN]; |
| 290 | short vid; /* used VLAN ID */ |
| 291 | struct hlist_node hash_entry; |
| 292 | struct bat_priv *bat_priv; |
| 293 | unsigned long lasttime; /* last time we heard of this backbone gw */ |
| 294 | atomic_t request_sent; |
| 295 | atomic_t refcount; |
| 296 | struct rcu_head rcu; |
| 297 | uint16_t crc; /* crc checksum over all claims */ |
| 298 | }; |
| 299 | |
| 300 | struct claim { |
| 301 | uint8_t addr[ETH_ALEN]; |
| 302 | short vid; |
| 303 | struct backbone_gw *backbone_gw; |
| 304 | unsigned long lasttime; /* last time we heard of claim (locals only) */ |
| 305 | struct rcu_head rcu; |
| 306 | atomic_t refcount; |
| 307 | struct hlist_node hash_entry; |
| 308 | }; |
Simon Wunderlich | 7a5cc24 | 2012-01-22 20:00:27 +0100 | [diff] [blame] | 309 | #endif |
Simon Wunderlich | 2372138 | 2012-01-22 20:00:19 +0100 | [diff] [blame] | 310 | |
Antonio Quartulli | a73105b | 2011-04-27 14:27:44 +0200 | [diff] [blame] | 311 | struct tt_change_node { |
| 312 | struct list_head list; |
| 313 | struct tt_change change; |
| 314 | }; |
| 315 | |
| 316 | struct tt_req_node { |
| 317 | uint8_t addr[ETH_ALEN]; |
| 318 | unsigned long issued_at; |
| 319 | struct list_head list; |
| 320 | }; |
| 321 | |
Antonio Quartulli | cc47f66 | 2011-04-27 14:27:57 +0200 | [diff] [blame] | 322 | struct tt_roam_node { |
| 323 | uint8_t addr[ETH_ALEN]; |
| 324 | atomic_t counter; |
| 325 | unsigned long first_time; |
| 326 | struct list_head list; |
| 327 | }; |
| 328 | |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 329 | /** |
| 330 | * forw_packet - structure for forw_list maintaining packets to be |
| 331 | * send/forwarded |
| 332 | */ |
| 333 | struct forw_packet { |
| 334 | struct hlist_node list; |
| 335 | unsigned long send_time; |
| 336 | uint8_t own; |
| 337 | struct sk_buff *skb; |
| 338 | uint16_t packet_len; |
| 339 | uint32_t direct_link_flags; |
| 340 | uint8_t num_packets; |
| 341 | struct delayed_work delayed_work; |
Marek Lindner | e6c10f4 | 2011-02-18 12:33:20 +0000 | [diff] [blame] | 342 | struct hard_iface *if_incoming; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 343 | }; |
| 344 | |
| 345 | /* While scanning for vis-entries of a particular vis-originator |
| 346 | * this list collects its interfaces to create a subgraph/cluster |
| 347 | * out of them later |
| 348 | */ |
| 349 | struct if_list_entry { |
| 350 | uint8_t addr[ETH_ALEN]; |
| 351 | bool primary; |
| 352 | struct hlist_node list; |
| 353 | }; |
| 354 | |
| 355 | struct debug_log { |
| 356 | char log_buff[LOG_BUF_LEN]; |
| 357 | unsigned long log_start; |
| 358 | unsigned long log_end; |
| 359 | spinlock_t lock; /* protects log_buff, log_start and log_end */ |
| 360 | wait_queue_head_t queue_wait; |
| 361 | }; |
| 362 | |
| 363 | struct frag_packet_list_entry { |
| 364 | struct list_head list; |
| 365 | uint16_t seqno; |
| 366 | struct sk_buff *skb; |
| 367 | }; |
| 368 | |
| 369 | struct vis_info { |
Antonio Quartulli | 4021967 | 2011-05-18 16:47:23 +0200 | [diff] [blame] | 370 | unsigned long first_seen; |
| 371 | /* list of server-neighbors we received a vis-packet |
| 372 | * from. we should not reply to them. */ |
| 373 | struct list_head recv_list; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 374 | struct list_head send_list; |
| 375 | struct kref refcount; |
Marek Lindner | 7aadf88 | 2011-02-18 12:28:09 +0000 | [diff] [blame] | 376 | struct hlist_node hash_entry; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 377 | struct bat_priv *bat_priv; |
| 378 | /* this packet might be part of the vis send queue. */ |
| 379 | struct sk_buff *skb_packet; |
| 380 | /* vis_info may follow here*/ |
Sven Eckelmann | aa0adb1 | 2011-01-15 14:39:43 +0000 | [diff] [blame] | 381 | } __packed; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 382 | |
| 383 | struct vis_info_entry { |
| 384 | uint8_t src[ETH_ALEN]; |
| 385 | uint8_t dest[ETH_ALEN]; |
Antonio Quartulli | 2dafb49 | 2011-05-05 08:42:45 +0200 | [diff] [blame] | 386 | uint8_t quality; /* quality = 0 client */ |
Sven Eckelmann | aa0adb1 | 2011-01-15 14:39:43 +0000 | [diff] [blame] | 387 | } __packed; |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 388 | |
| 389 | struct recvlist_node { |
| 390 | struct list_head list; |
| 391 | uint8_t mac[ETH_ALEN]; |
| 392 | }; |
| 393 | |
Marek Lindner | 1c28047 | 2011-11-28 17:40:17 +0800 | [diff] [blame] | 394 | struct bat_algo_ops { |
| 395 | struct hlist_node list; |
| 396 | char *name; |
Marek Lindner | c2aca02 | 2012-02-07 17:20:45 +0800 | [diff] [blame] | 397 | /* init routing info when hard-interface is enabled */ |
Marek Lindner | 77af757 | 2012-02-07 17:20:48 +0800 | [diff] [blame] | 398 | int (*bat_iface_enable)(struct hard_iface *hard_iface); |
Marek Lindner | 00a5007 | 2012-02-07 17:20:47 +0800 | [diff] [blame] | 399 | /* de-init routing info when hard-interface is disabled */ |
| 400 | void (*bat_iface_disable)(struct hard_iface *hard_iface); |
Marek Lindner | c322939 | 2012-03-11 06:17:50 +0800 | [diff] [blame] | 401 | /* (re-)init mac addresses of the protocol information |
| 402 | * belonging to this hard-interface |
| 403 | */ |
| 404 | void (*bat_iface_update_mac)(struct hard_iface *hard_iface); |
Marek Lindner | cd8b78e | 2012-02-07 17:20:49 +0800 | [diff] [blame] | 405 | /* called when primary interface is selected / changed */ |
| 406 | void (*bat_primary_iface_set)(struct hard_iface *hard_iface); |
Marek Lindner | 01c4224 | 2011-11-28 21:31:55 +0800 | [diff] [blame] | 407 | /* prepare a new outgoing OGM for the send queue */ |
| 408 | void (*bat_ogm_schedule)(struct hard_iface *hard_iface, |
| 409 | int tt_num_changes); |
| 410 | /* send scheduled OGM */ |
| 411 | void (*bat_ogm_emit)(struct forw_packet *forw_packet); |
Marek Lindner | 1c28047 | 2011-11-28 17:40:17 +0800 | [diff] [blame] | 412 | }; |
| 413 | |
Sven Eckelmann | c6c8fea | 2010-12-13 11:19:28 +0000 | [diff] [blame] | 414 | #endif /* _NET_BATMAN_ADV_TYPES_H_ */ |