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9cfc7bd6 | 1 | /* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors: |
c6c8fea2 SE |
2 | * |
3 | * Marek Lindner, Simon Wunderlich | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of version 2 of the GNU General Public | |
7 | * License as published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but | |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
17 | * 02110-1301, USA | |
c6c8fea2 SE |
18 | */ |
19 | ||
c6c8fea2 SE |
20 | #ifndef _NET_BATMAN_ADV_TYPES_H_ |
21 | #define _NET_BATMAN_ADV_TYPES_H_ | |
22 | ||
23 | #include "packet.h" | |
24 | #include "bitarray.h" | |
c11fdfae | 25 | #include <linux/kernel.h> |
c6c8fea2 | 26 | |
c11fdfae | 27 | #define BATADV_HEADER_LEN \ |
96412690 SE |
28 | (ETH_HLEN + max(sizeof(struct batadv_unicast_packet), \ |
29 | sizeof(struct batadv_bcast_packet))) | |
c6c8fea2 | 30 | |
17224474 AQ |
31 | #ifdef CONFIG_BATMAN_ADV_DAT |
32 | ||
785ea114 AQ |
33 | /* batadv_dat_addr_t is the type used for all DHT addresses. If it is changed, |
34 | * BATADV_DAT_ADDR_MAX is changed as well. | |
35 | * | |
36 | * *Please be careful: batadv_dat_addr_t must be UNSIGNED* | |
37 | */ | |
38 | #define batadv_dat_addr_t uint16_t | |
39 | ||
17224474 AQ |
40 | #endif /* CONFIG_BATMAN_ADV_DAT */ |
41 | ||
14511519 ML |
42 | /** |
43 | * struct batadv_hard_iface_bat_iv - per hard interface B.A.T.M.A.N. IV data | |
44 | * @ogm_buff: buffer holding the OGM packet | |
45 | * @ogm_buff_len: length of the OGM packet buffer | |
46 | * @ogm_seqno: OGM sequence number - used to identify each OGM | |
47 | */ | |
48 | struct batadv_hard_iface_bat_iv { | |
49 | unsigned char *ogm_buff; | |
50 | int ogm_buff_len; | |
51 | atomic_t ogm_seqno; | |
52 | }; | |
53 | ||
56303d34 | 54 | struct batadv_hard_iface { |
c6c8fea2 SE |
55 | struct list_head list; |
56 | int16_t if_num; | |
57 | char if_status; | |
58 | struct net_device *net_dev; | |
c6c8fea2 | 59 | atomic_t frag_seqno; |
c6c8fea2 | 60 | struct kobject *hardif_obj; |
ed75ccbe | 61 | atomic_t refcount; |
c6c8fea2 SE |
62 | struct packet_type batman_adv_ptype; |
63 | struct net_device *soft_iface; | |
64 | struct rcu_head rcu; | |
14511519 | 65 | struct batadv_hard_iface_bat_iv bat_iv; |
c6c8fea2 SE |
66 | }; |
67 | ||
2c53040f | 68 | /** |
b6d0ab7c ML |
69 | * struct batadv_orig_node - structure for orig_list maintaining nodes of mesh |
70 | * @primary_addr: hosts primary interface address | |
71 | * @last_seen: when last packet from this node was received | |
72 | * @bcast_seqno_reset: time when the broadcast seqno window was reset | |
73 | * @batman_seqno_reset: time when the batman seqno window was reset | |
74 | * @gw_flags: flags related to gateway class | |
75 | * @flags: for now only VIS_SERVER flag | |
76 | * @last_real_seqno: last and best known sequence number | |
77 | * @last_ttl: ttl of last received packet | |
78 | * @last_bcast_seqno: last broadcast sequence number received by this host | |
79 | * @candidates: how many candidates are available | |
80 | * @selected: next bonding candidate | |
c6c8fea2 | 81 | */ |
56303d34 | 82 | struct batadv_orig_node { |
c6c8fea2 SE |
83 | uint8_t orig[ETH_ALEN]; |
84 | uint8_t primary_addr[ETH_ALEN]; | |
56303d34 | 85 | struct batadv_neigh_node __rcu *router; /* rcu protected pointer */ |
17224474 | 86 | #ifdef CONFIG_BATMAN_ADV_DAT |
785ea114 | 87 | batadv_dat_addr_t dat_addr; |
17224474 | 88 | #endif |
c6c8fea2 SE |
89 | unsigned long *bcast_own; |
90 | uint8_t *bcast_own_sum; | |
d7b2a97e | 91 | unsigned long last_seen; |
c6c8fea2 SE |
92 | unsigned long bcast_seqno_reset; |
93 | unsigned long batman_seqno_reset; | |
94 | uint8_t gw_flags; | |
95 | uint8_t flags; | |
a73105b8 AQ |
96 | atomic_t last_ttvn; /* last seen translation table version number */ |
97 | uint16_t tt_crc; | |
2dafb49d AQ |
98 | unsigned char *tt_buff; |
99 | int16_t tt_buff_len; | |
a73105b8 AQ |
100 | spinlock_t tt_buff_lock; /* protects tt_buff */ |
101 | atomic_t tt_size; | |
17071578 | 102 | bool tt_initialised; |
c6c8fea2 SE |
103 | uint32_t last_real_seqno; |
104 | uint8_t last_ttl; | |
42d0b044 | 105 | DECLARE_BITMAP(bcast_bits, BATADV_TQ_LOCAL_WINDOW_SIZE); |
c6c8fea2 | 106 | uint32_t last_bcast_seqno; |
9591a79f | 107 | struct hlist_head neigh_list; |
c6c8fea2 | 108 | struct list_head frag_list; |
e1a5382f | 109 | spinlock_t neigh_list_lock; /* protects neigh_list and router */ |
7b36e8ee ML |
110 | atomic_t refcount; |
111 | struct rcu_head rcu; | |
7aadf889 | 112 | struct hlist_node hash_entry; |
56303d34 | 113 | struct batadv_priv *bat_priv; |
c6c8fea2 | 114 | unsigned long last_frag_packet; |
6e215fd8 | 115 | /* ogm_cnt_lock protects: bcast_own, bcast_own_sum, |
9cfc7bd6 SE |
116 | * neigh_node->real_bits, neigh_node->real_packet_count |
117 | */ | |
6e215fd8 SE |
118 | spinlock_t ogm_cnt_lock; |
119 | /* bcast_seqno_lock protects bcast_bits, last_bcast_seqno */ | |
120 | spinlock_t bcast_seqno_lock; | |
a4c135c5 SW |
121 | atomic_t bond_candidates; |
122 | struct list_head bond_list; | |
c6c8fea2 SE |
123 | }; |
124 | ||
56303d34 | 125 | struct batadv_gw_node { |
c6c8fea2 | 126 | struct hlist_node list; |
56303d34 | 127 | struct batadv_orig_node *orig_node; |
c6c8fea2 | 128 | unsigned long deleted; |
25b6d3c1 | 129 | atomic_t refcount; |
c6c8fea2 SE |
130 | struct rcu_head rcu; |
131 | }; | |
132 | ||
56303d34 | 133 | /* batadv_neigh_node |
d7b2a97e | 134 | * @last_seen: when last packet via this neighbor was received |
c6c8fea2 | 135 | */ |
56303d34 | 136 | struct batadv_neigh_node { |
9591a79f | 137 | struct hlist_node list; |
c6c8fea2 SE |
138 | uint8_t addr[ETH_ALEN]; |
139 | uint8_t real_packet_count; | |
42d0b044 | 140 | uint8_t tq_recv[BATADV_TQ_GLOBAL_WINDOW_SIZE]; |
c6c8fea2 SE |
141 | uint8_t tq_index; |
142 | uint8_t tq_avg; | |
143 | uint8_t last_ttl; | |
a4c135c5 | 144 | struct list_head bonding_list; |
d7b2a97e | 145 | unsigned long last_seen; |
42d0b044 | 146 | DECLARE_BITMAP(real_bits, BATADV_TQ_LOCAL_WINDOW_SIZE); |
44524fcd | 147 | atomic_t refcount; |
f987ed6e | 148 | struct rcu_head rcu; |
56303d34 SE |
149 | struct batadv_orig_node *orig_node; |
150 | struct batadv_hard_iface *if_incoming; | |
e3b0d0de | 151 | spinlock_t lq_update_lock; /* protects: tq_recv, tq_index */ |
c6c8fea2 SE |
152 | }; |
153 | ||
7a5cc242 | 154 | #ifdef CONFIG_BATMAN_ADV_BLA |
56303d34 | 155 | struct batadv_bcast_duplist_entry { |
fe2da6ff | 156 | uint8_t orig[ETH_ALEN]; |
004e86fc | 157 | __be32 crc; |
fe2da6ff SW |
158 | unsigned long entrytime; |
159 | }; | |
7a5cc242 | 160 | #endif |
c6c8fea2 | 161 | |
d69909d2 | 162 | enum batadv_counters { |
1c9b0550 ML |
163 | BATADV_CNT_TX, |
164 | BATADV_CNT_TX_BYTES, | |
165 | BATADV_CNT_TX_DROPPED, | |
166 | BATADV_CNT_RX, | |
167 | BATADV_CNT_RX_BYTES, | |
d69909d2 SE |
168 | BATADV_CNT_FORWARD, |
169 | BATADV_CNT_FORWARD_BYTES, | |
170 | BATADV_CNT_MGMT_TX, | |
171 | BATADV_CNT_MGMT_TX_BYTES, | |
172 | BATADV_CNT_MGMT_RX, | |
173 | BATADV_CNT_MGMT_RX_BYTES, | |
174 | BATADV_CNT_TT_REQUEST_TX, | |
175 | BATADV_CNT_TT_REQUEST_RX, | |
176 | BATADV_CNT_TT_RESPONSE_TX, | |
177 | BATADV_CNT_TT_RESPONSE_RX, | |
178 | BATADV_CNT_TT_ROAM_ADV_TX, | |
179 | BATADV_CNT_TT_ROAM_ADV_RX, | |
4046b24a MH |
180 | #ifdef CONFIG_BATMAN_ADV_DAT |
181 | BATADV_CNT_DAT_GET_TX, | |
182 | BATADV_CNT_DAT_GET_RX, | |
183 | BATADV_CNT_DAT_PUT_TX, | |
184 | BATADV_CNT_DAT_PUT_RX, | |
185 | BATADV_CNT_DAT_CACHED_REPLY_TX, | |
186 | #endif | |
d69909d2 | 187 | BATADV_CNT_NUM, |
f8214865 MH |
188 | }; |
189 | ||
807736f6 SE |
190 | /** |
191 | * struct batadv_priv_tt - per mesh interface translation table data | |
192 | * @vn: translation table version number | |
193 | * @local_changes: changes registered in an originator interval | |
194 | * @poss_change: Detect an ongoing roaming phase. If true, then this node | |
195 | * received a roaming_adv and has to inspect every packet directed to it to | |
196 | * check whether it still is the true destination or not. This flag will be | |
197 | * reset to false as soon as the this node's ttvn is increased | |
198 | * @changes_list: tracks tt local changes within an originator interval | |
199 | * @req_list: list of pending tt_requests | |
200 | * @local_crc: Checksum of the local table, recomputed before sending a new OGM | |
201 | */ | |
202 | struct batadv_priv_tt { | |
203 | atomic_t vn; | |
204 | atomic_t ogm_append_cnt; | |
205 | atomic_t local_changes; | |
807736f6 SE |
206 | struct list_head changes_list; |
207 | struct batadv_hashtable *local_hash; | |
208 | struct batadv_hashtable *global_hash; | |
209 | struct list_head req_list; | |
210 | struct list_head roam_list; | |
211 | spinlock_t changes_list_lock; /* protects changes */ | |
212 | spinlock_t req_list_lock; /* protects req_list */ | |
213 | spinlock_t roam_list_lock; /* protects roam_list */ | |
214 | atomic_t local_entry_num; | |
215 | uint16_t local_crc; | |
216 | unsigned char *last_changeset; | |
217 | int16_t last_changeset_len; | |
218 | spinlock_t last_changeset_lock; /* protects last_changeset */ | |
219 | struct delayed_work work; | |
220 | }; | |
221 | ||
222 | #ifdef CONFIG_BATMAN_ADV_BLA | |
223 | struct batadv_priv_bla { | |
224 | atomic_t num_requests; /* number of bla requests in flight */ | |
225 | struct batadv_hashtable *claim_hash; | |
226 | struct batadv_hashtable *backbone_hash; | |
227 | struct batadv_bcast_duplist_entry bcast_duplist[BATADV_DUPLIST_SIZE]; | |
228 | int bcast_duplist_curr; | |
7dac7b76 LL |
229 | /* protects bcast_duplist and bcast_duplist_curr */ |
230 | spinlock_t bcast_duplist_lock; | |
807736f6 SE |
231 | struct batadv_bla_claim_dst claim_dest; |
232 | struct delayed_work work; | |
233 | }; | |
234 | #endif | |
235 | ||
236 | struct batadv_priv_gw { | |
237 | struct hlist_head list; | |
238 | spinlock_t list_lock; /* protects gw_list and curr_gw */ | |
239 | struct batadv_gw_node __rcu *curr_gw; /* rcu protected pointer */ | |
240 | atomic_t reselect; | |
241 | }; | |
242 | ||
243 | struct batadv_priv_vis { | |
244 | struct list_head send_list; | |
245 | struct batadv_hashtable *hash; | |
246 | spinlock_t hash_lock; /* protects hash */ | |
247 | spinlock_t list_lock; /* protects info::recv_list */ | |
248 | struct delayed_work work; | |
249 | struct batadv_vis_info *my_info; | |
250 | }; | |
251 | ||
785ea114 AQ |
252 | /** |
253 | * struct batadv_priv_dat - per mesh interface DAT private data | |
254 | * @addr: node DAT address | |
2f1dfbe1 AQ |
255 | * @hash: hashtable representing the local ARP cache |
256 | * @work: work queue callback item for cache purging | |
785ea114 | 257 | */ |
17224474 | 258 | #ifdef CONFIG_BATMAN_ADV_DAT |
785ea114 AQ |
259 | struct batadv_priv_dat { |
260 | batadv_dat_addr_t addr; | |
2f1dfbe1 AQ |
261 | struct batadv_hashtable *hash; |
262 | struct delayed_work work; | |
785ea114 | 263 | }; |
17224474 | 264 | #endif |
785ea114 | 265 | |
56303d34 | 266 | struct batadv_priv { |
c6c8fea2 SE |
267 | atomic_t mesh_state; |
268 | struct net_device_stats stats; | |
f8214865 | 269 | uint64_t __percpu *bat_counters; /* Per cpu counters */ |
c6c8fea2 SE |
270 | atomic_t aggregated_ogms; /* boolean */ |
271 | atomic_t bonding; /* boolean */ | |
272 | atomic_t fragmentation; /* boolean */ | |
59b699cd | 273 | atomic_t ap_isolation; /* boolean */ |
fa706554 | 274 | #ifdef CONFIG_BATMAN_ADV_BLA |
23721387 | 275 | atomic_t bridge_loop_avoidance; /* boolean */ |
fa706554 | 276 | #endif |
33af49ad AQ |
277 | #ifdef CONFIG_BATMAN_ADV_DAT |
278 | atomic_t distributed_arp_table; /* boolean */ | |
279 | #endif | |
c6c8fea2 SE |
280 | atomic_t vis_mode; /* VIS_TYPE_* */ |
281 | atomic_t gw_mode; /* GW_MODE_* */ | |
282 | atomic_t gw_sel_class; /* uint */ | |
283 | atomic_t gw_bandwidth; /* gw bandwidth */ | |
284 | atomic_t orig_interval; /* uint */ | |
285 | atomic_t hop_penalty; /* uint */ | |
0c430d0d | 286 | #ifdef CONFIG_BATMAN_ADV_DEBUG |
c6c8fea2 | 287 | atomic_t log_level; /* uint */ |
0c430d0d | 288 | #endif |
c6c8fea2 SE |
289 | atomic_t bcast_seqno; |
290 | atomic_t bcast_queue_left; | |
291 | atomic_t batman_queue_left; | |
292 | char num_ifaces; | |
0c430d0d | 293 | #ifdef CONFIG_BATMAN_ADV_DEBUG |
56303d34 | 294 | struct batadv_debug_log *debug_log; |
0c430d0d | 295 | #endif |
c6c8fea2 SE |
296 | struct kobject *mesh_obj; |
297 | struct dentry *debug_dir; | |
298 | struct hlist_head forw_bat_list; | |
299 | struct hlist_head forw_bcast_list; | |
5bf74e9c | 300 | struct batadv_hashtable *orig_hash; |
c6c8fea2 | 301 | spinlock_t forw_bat_list_lock; /* protects forw_bat_list */ |
a7528f8d | 302 | spinlock_t forw_bcast_list_lock; /* protects forw_bcast_list */ |
c6c8fea2 | 303 | struct delayed_work orig_work; |
56303d34 | 304 | struct batadv_hard_iface __rcu *primary_if; /* rcu protected pointer */ |
56303d34 | 305 | struct batadv_algo_ops *bat_algo_ops; |
807736f6 SE |
306 | #ifdef CONFIG_BATMAN_ADV_BLA |
307 | struct batadv_priv_bla bla; | |
308 | #endif | |
309 | struct batadv_priv_gw gw; | |
310 | struct batadv_priv_tt tt; | |
311 | struct batadv_priv_vis vis; | |
17224474 | 312 | #ifdef CONFIG_BATMAN_ADV_DAT |
785ea114 | 313 | struct batadv_priv_dat dat; |
17224474 | 314 | #endif |
c6c8fea2 SE |
315 | }; |
316 | ||
56303d34 | 317 | struct batadv_socket_client { |
c6c8fea2 SE |
318 | struct list_head queue_list; |
319 | unsigned int queue_len; | |
320 | unsigned char index; | |
321 | spinlock_t lock; /* protects queue_list, queue_len, index */ | |
322 | wait_queue_head_t queue_wait; | |
56303d34 | 323 | struct batadv_priv *bat_priv; |
c6c8fea2 SE |
324 | }; |
325 | ||
56303d34 | 326 | struct batadv_socket_packet { |
c6c8fea2 SE |
327 | struct list_head list; |
328 | size_t icmp_len; | |
96412690 | 329 | struct batadv_icmp_packet_rr icmp_packet; |
c6c8fea2 SE |
330 | }; |
331 | ||
56303d34 | 332 | struct batadv_tt_common_entry { |
c6c8fea2 | 333 | uint8_t addr[ETH_ALEN]; |
93840ac4 | 334 | struct hlist_node hash_entry; |
5fbc1598 | 335 | uint16_t flags; |
30cfd02b | 336 | unsigned long added_at; |
7683fdc1 AQ |
337 | atomic_t refcount; |
338 | struct rcu_head rcu; | |
c6c8fea2 SE |
339 | }; |
340 | ||
56303d34 SE |
341 | struct batadv_tt_local_entry { |
342 | struct batadv_tt_common_entry common; | |
48100bac AQ |
343 | unsigned long last_seen; |
344 | }; | |
345 | ||
56303d34 SE |
346 | struct batadv_tt_global_entry { |
347 | struct batadv_tt_common_entry common; | |
db08e6e5 SW |
348 | struct hlist_head orig_list; |
349 | spinlock_t list_lock; /* protects the list */ | |
350 | unsigned long roam_at; /* time at which TT_GLOBAL_ROAM was set */ | |
351 | }; | |
352 | ||
56303d34 SE |
353 | struct batadv_tt_orig_list_entry { |
354 | struct batadv_orig_node *orig_node; | |
a73105b8 | 355 | uint8_t ttvn; |
d657e621 | 356 | atomic_t refcount; |
db08e6e5 SW |
357 | struct rcu_head rcu; |
358 | struct hlist_node list; | |
c6c8fea2 SE |
359 | }; |
360 | ||
7a5cc242 | 361 | #ifdef CONFIG_BATMAN_ADV_BLA |
56303d34 | 362 | struct batadv_backbone_gw { |
23721387 SW |
363 | uint8_t orig[ETH_ALEN]; |
364 | short vid; /* used VLAN ID */ | |
365 | struct hlist_node hash_entry; | |
56303d34 | 366 | struct batadv_priv *bat_priv; |
23721387 | 367 | unsigned long lasttime; /* last time we heard of this backbone gw */ |
28709878 | 368 | atomic_t wait_periods; |
23721387 SW |
369 | atomic_t request_sent; |
370 | atomic_t refcount; | |
371 | struct rcu_head rcu; | |
372 | uint16_t crc; /* crc checksum over all claims */ | |
373 | }; | |
374 | ||
56303d34 | 375 | struct batadv_claim { |
23721387 SW |
376 | uint8_t addr[ETH_ALEN]; |
377 | short vid; | |
56303d34 | 378 | struct batadv_backbone_gw *backbone_gw; |
23721387 SW |
379 | unsigned long lasttime; /* last time we heard of claim (locals only) */ |
380 | struct rcu_head rcu; | |
381 | atomic_t refcount; | |
382 | struct hlist_node hash_entry; | |
383 | }; | |
7a5cc242 | 384 | #endif |
23721387 | 385 | |
56303d34 | 386 | struct batadv_tt_change_node { |
a73105b8 | 387 | struct list_head list; |
96412690 | 388 | struct batadv_tt_change change; |
a73105b8 AQ |
389 | }; |
390 | ||
56303d34 | 391 | struct batadv_tt_req_node { |
a73105b8 AQ |
392 | uint8_t addr[ETH_ALEN]; |
393 | unsigned long issued_at; | |
394 | struct list_head list; | |
395 | }; | |
396 | ||
56303d34 | 397 | struct batadv_tt_roam_node { |
cc47f66e AQ |
398 | uint8_t addr[ETH_ALEN]; |
399 | atomic_t counter; | |
400 | unsigned long first_time; | |
401 | struct list_head list; | |
402 | }; | |
403 | ||
9cfc7bd6 | 404 | /* forw_packet - structure for forw_list maintaining packets to be |
c6c8fea2 SE |
405 | * send/forwarded |
406 | */ | |
56303d34 | 407 | struct batadv_forw_packet { |
c6c8fea2 SE |
408 | struct hlist_node list; |
409 | unsigned long send_time; | |
410 | uint8_t own; | |
411 | struct sk_buff *skb; | |
412 | uint16_t packet_len; | |
413 | uint32_t direct_link_flags; | |
414 | uint8_t num_packets; | |
415 | struct delayed_work delayed_work; | |
56303d34 | 416 | struct batadv_hard_iface *if_incoming; |
c6c8fea2 SE |
417 | }; |
418 | ||
419 | /* While scanning for vis-entries of a particular vis-originator | |
420 | * this list collects its interfaces to create a subgraph/cluster | |
421 | * out of them later | |
422 | */ | |
56303d34 | 423 | struct batadv_if_list_entry { |
c6c8fea2 SE |
424 | uint8_t addr[ETH_ALEN]; |
425 | bool primary; | |
426 | struct hlist_node list; | |
427 | }; | |
428 | ||
56303d34 | 429 | struct batadv_debug_log { |
42d0b044 | 430 | char log_buff[BATADV_LOG_BUF_LEN]; |
c6c8fea2 SE |
431 | unsigned long log_start; |
432 | unsigned long log_end; | |
433 | spinlock_t lock; /* protects log_buff, log_start and log_end */ | |
434 | wait_queue_head_t queue_wait; | |
435 | }; | |
436 | ||
56303d34 | 437 | struct batadv_frag_packet_list_entry { |
c6c8fea2 SE |
438 | struct list_head list; |
439 | uint16_t seqno; | |
440 | struct sk_buff *skb; | |
441 | }; | |
442 | ||
56303d34 | 443 | struct batadv_vis_info { |
40219672 AQ |
444 | unsigned long first_seen; |
445 | /* list of server-neighbors we received a vis-packet | |
9cfc7bd6 SE |
446 | * from. we should not reply to them. |
447 | */ | |
40219672 | 448 | struct list_head recv_list; |
c6c8fea2 SE |
449 | struct list_head send_list; |
450 | struct kref refcount; | |
7aadf889 | 451 | struct hlist_node hash_entry; |
56303d34 | 452 | struct batadv_priv *bat_priv; |
c6c8fea2 SE |
453 | /* this packet might be part of the vis send queue. */ |
454 | struct sk_buff *skb_packet; | |
9cfc7bd6 | 455 | /* vis_info may follow here */ |
aa0adb1a | 456 | } __packed; |
c6c8fea2 | 457 | |
56303d34 | 458 | struct batadv_vis_info_entry { |
c6c8fea2 SE |
459 | uint8_t src[ETH_ALEN]; |
460 | uint8_t dest[ETH_ALEN]; | |
2dafb49d | 461 | uint8_t quality; /* quality = 0 client */ |
aa0adb1a | 462 | } __packed; |
c6c8fea2 | 463 | |
56303d34 | 464 | struct batadv_recvlist_node { |
c6c8fea2 SE |
465 | struct list_head list; |
466 | uint8_t mac[ETH_ALEN]; | |
467 | }; | |
468 | ||
56303d34 | 469 | struct batadv_algo_ops { |
1c280471 ML |
470 | struct hlist_node list; |
471 | char *name; | |
c2aca022 | 472 | /* init routing info when hard-interface is enabled */ |
56303d34 | 473 | int (*bat_iface_enable)(struct batadv_hard_iface *hard_iface); |
00a50076 | 474 | /* de-init routing info when hard-interface is disabled */ |
56303d34 | 475 | void (*bat_iface_disable)(struct batadv_hard_iface *hard_iface); |
c3229398 ML |
476 | /* (re-)init mac addresses of the protocol information |
477 | * belonging to this hard-interface | |
478 | */ | |
56303d34 | 479 | void (*bat_iface_update_mac)(struct batadv_hard_iface *hard_iface); |
cd8b78e7 | 480 | /* called when primary interface is selected / changed */ |
56303d34 | 481 | void (*bat_primary_iface_set)(struct batadv_hard_iface *hard_iface); |
01c4224b | 482 | /* prepare a new outgoing OGM for the send queue */ |
56303d34 | 483 | void (*bat_ogm_schedule)(struct batadv_hard_iface *hard_iface); |
01c4224b | 484 | /* send scheduled OGM */ |
56303d34 | 485 | void (*bat_ogm_emit)(struct batadv_forw_packet *forw_packet); |
1c280471 ML |
486 | }; |
487 | ||
2f1dfbe1 AQ |
488 | /** |
489 | * struct batadv_dat_entry - it is a single entry of batman-adv ARP backend. It | |
490 | * is used to stored ARP entries needed for the global DAT cache | |
491 | * @ip: the IPv4 corresponding to this DAT/ARP entry | |
492 | * @mac_addr: the MAC address associated to the stored IPv4 | |
493 | * @last_update: time in jiffies when this entry was refreshed last time | |
494 | * @hash_entry: hlist node for batadv_priv_dat::hash | |
495 | * @refcount: number of contexts the object is used | |
496 | * @rcu: struct used for freeing in an RCU-safe manner | |
497 | */ | |
498 | struct batadv_dat_entry { | |
499 | __be32 ip; | |
500 | uint8_t mac_addr[ETH_ALEN]; | |
501 | unsigned long last_update; | |
502 | struct hlist_node hash_entry; | |
503 | atomic_t refcount; | |
504 | struct rcu_head rcu; | |
505 | }; | |
506 | ||
785ea114 AQ |
507 | /** |
508 | * struct batadv_dat_candidate - candidate destination for DAT operations | |
509 | * @type: the type of the selected candidate. It can one of the following: | |
510 | * - BATADV_DAT_CANDIDATE_NOT_FOUND | |
511 | * - BATADV_DAT_CANDIDATE_ORIG | |
512 | * @orig_node: if type is BATADV_DAT_CANDIDATE_ORIG this field points to the | |
513 | * corresponding originator node structure | |
514 | */ | |
515 | struct batadv_dat_candidate { | |
516 | int type; | |
517 | struct batadv_orig_node *orig_node; | |
518 | }; | |
519 | ||
c6c8fea2 | 520 | #endif /* _NET_BATMAN_ADV_TYPES_H_ */ |