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0046b040 | 1 | /* Copyright (C) 2007-2016 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 | |
ebf38fb7 | 15 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
c6c8fea2 SE |
16 | */ |
17 | ||
18 | #ifndef _NET_BATMAN_ADV_MAIN_H_ | |
19 | #define _NET_BATMAN_ADV_MAIN_H_ | |
20 | ||
bc58eeef | 21 | #define BATADV_DRIVER_AUTHOR "Marek Lindner <mareklindner@neomailbox.ch>, " \ |
c679ff8f | 22 | "Simon Wunderlich <sw@simonwunderlich.de>" |
42d0b044 SE |
23 | #define BATADV_DRIVER_DESC "B.A.T.M.A.N. advanced" |
24 | #define BATADV_DRIVER_DEVICE "batman-adv" | |
c6c8fea2 | 25 | |
42d0b044 | 26 | #ifndef BATADV_SOURCE_VERSION |
565489df | 27 | #define BATADV_SOURCE_VERSION "2016.2" |
44c4349a | 28 | #endif |
c6c8fea2 SE |
29 | |
30 | /* B.A.T.M.A.N. parameters */ | |
31 | ||
42d0b044 | 32 | #define BATADV_TQ_MAX_VALUE 255 |
0da00359 | 33 | #define BATADV_THROUGHPUT_MAX_VALUE 0xFFFFFFFF |
42d0b044 | 34 | #define BATADV_JITTER 20 |
c6c8fea2 | 35 | |
9cfc7bd6 | 36 | /* Time To Live of broadcast messages */ |
42d0b044 | 37 | #define BATADV_TTL 50 |
6e215fd8 | 38 | |
81f02683 SW |
39 | /* maximum sequence number age of broadcast messages */ |
40 | #define BATADV_BCAST_MAX_AGE 64 | |
41 | ||
6e215fd8 | 42 | /* purge originators after time in seconds if no valid packet comes in |
42d0b044 | 43 | * -> TODO: check influence on BATADV_TQ_LOCAL_WINDOW_SIZE |
9cfc7bd6 | 44 | */ |
42d0b044 | 45 | #define BATADV_PURGE_TIMEOUT 200000 /* 200 seconds */ |
7cf4d520 | 46 | #define BATADV_TT_LOCAL_TIMEOUT 600000 /* in milliseconds */ |
a51fb9b2 | 47 | #define BATADV_TT_CLIENT_ROAM_TIMEOUT 600000 /* in milliseconds */ |
30cfd02b | 48 | #define BATADV_TT_CLIENT_TEMP_TIMEOUT 600000 /* in milliseconds */ |
72414442 AQ |
49 | #define BATADV_TT_WORK_PERIOD 5000 /* 5 seconds */ |
50 | #define BATADV_ORIG_WORK_PERIOD 1000 /* 1 second */ | |
fc1f8693 | 51 | #define BATADV_DAT_ENTRY_TIMEOUT (5 * 60000) /* 5 mins in milliseconds */ |
015758d0 | 52 | /* sliding packet range of received originator messages in sequence numbers |
9cfc7bd6 SE |
53 | * (should be a multiple of our word size) |
54 | */ | |
42d0b044 | 55 | #define BATADV_TQ_LOCAL_WINDOW_SIZE 64 |
a51fb9b2 | 56 | /* milliseconds we have to keep pending tt_req */ |
42d0b044 | 57 | #define BATADV_TT_REQUEST_TIMEOUT 3000 |
a73105b8 | 58 | |
42d0b044 SE |
59 | #define BATADV_TQ_GLOBAL_WINDOW_SIZE 5 |
60 | #define BATADV_TQ_LOCAL_BIDRECT_SEND_MINIMUM 1 | |
61 | #define BATADV_TQ_LOCAL_BIDRECT_RECV_MINIMUM 1 | |
62 | #define BATADV_TQ_TOTAL_BIDRECT_LIMIT 1 | |
c6c8fea2 | 63 | |
162bd64c | 64 | /* B.A.T.M.A.N. V */ |
c833484e | 65 | #define BATADV_THROUGHPUT_DEFAULT_VALUE 10 /* 1 Mbps */ |
8d2d499e AQ |
66 | #define BATADV_ELP_PROBES_PER_NODE 2 |
67 | #define BATADV_ELP_MIN_PROBE_SIZE 200 /* bytes */ | |
68 | #define BATADV_ELP_PROBE_MAX_TX_DIFF 100 /* milliseconds */ | |
162bd64c | 69 | #define BATADV_ELP_MAX_AGE 64 |
9323158e AQ |
70 | #define BATADV_OGM_MAX_ORIGDIFF 5 |
71 | #define BATADV_OGM_MAX_AGE 64 | |
162bd64c | 72 | |
42d0b044 SE |
73 | /* number of OGMs sent with the last tt diff */ |
74 | #define BATADV_TT_OGM_APPEND_MAX 3 | |
a73105b8 | 75 | |
9cfc7bd6 | 76 | /* Time in which a client can roam at most ROAMING_MAX_COUNT times in |
a51fb9b2 | 77 | * milliseconds |
9cfc7bd6 | 78 | */ |
42d0b044 SE |
79 | #define BATADV_ROAMING_MAX_TIME 20000 |
80 | #define BATADV_ROAMING_MAX_COUNT 5 | |
cc47f66e | 81 | |
42d0b044 | 82 | #define BATADV_NO_FLAGS 0 |
ecbd5321 | 83 | |
42d0b044 | 84 | #define BATADV_NULL_IFINDEX 0 /* dummy ifindex used to avoid iface checks */ |
bc279080 | 85 | |
9464d071 AQ |
86 | #define BATADV_NO_MARK 0 |
87 | ||
89652331 SW |
88 | /* default interface for multi interface operation. The default interface is |
89 | * used for communication which originated locally (i.e. is not forwarded) | |
90 | * or where special forwarding is not desired/necessary. | |
91 | */ | |
92 | #define BATADV_IF_DEFAULT ((struct batadv_hard_iface *)NULL) | |
93 | ||
42d0b044 | 94 | #define BATADV_NUM_WORDS BITS_TO_LONGS(BATADV_TQ_LOCAL_WINDOW_SIZE) |
c6c8fea2 | 95 | |
42d0b044 | 96 | #define BATADV_LOG_BUF_LEN 8192 /* has to be a power of 2 */ |
c6c8fea2 | 97 | |
caf65bfc MS |
98 | /* number of packets to send for broadcasts on different interface types */ |
99 | #define BATADV_NUM_BCASTS_DEFAULT 1 | |
100 | #define BATADV_NUM_BCASTS_WIRELESS 3 | |
101 | #define BATADV_NUM_BCASTS_MAX 3 | |
102 | ||
c384ea3e AQ |
103 | /* msecs after which an ARP_REQUEST is sent in broadcast as fallback */ |
104 | #define ARP_REQ_DELAY 250 | |
785ea114 AQ |
105 | /* numbers of originator to contact for any PUT/GET DHT operation */ |
106 | #define BATADV_DAT_CANDIDATES_NUM 3 | |
107 | ||
a0e28775 MH |
108 | /* BATADV_TQ_SIMILARITY_THRESHOLD - TQ points that a secondary metric can differ |
109 | * at most from the primary one in order to be still considered acceptable | |
c43c981e AQ |
110 | */ |
111 | #define BATADV_TQ_SIMILARITY_THRESHOLD 50 | |
112 | ||
6e215fd8 | 113 | /* should not be bigger than 512 bytes or change the size of |
9cfc7bd6 SE |
114 | * forw_packet->direct_link_flags |
115 | */ | |
42d0b044 SE |
116 | #define BATADV_MAX_AGGREGATION_BYTES 512 |
117 | #define BATADV_MAX_AGGREGATION_MS 100 | |
c6c8fea2 | 118 | |
42d0b044 | 119 | #define BATADV_BLA_PERIOD_LENGTH 10000 /* 10 seconds */ |
e1544f3c | 120 | #define BATADV_BLA_BACKBONE_TIMEOUT (BATADV_BLA_PERIOD_LENGTH * 6) |
42d0b044 | 121 | #define BATADV_BLA_CLAIM_TIMEOUT (BATADV_BLA_PERIOD_LENGTH * 10) |
28709878 | 122 | #define BATADV_BLA_WAIT_PERIODS 3 |
cd9c7bfb SW |
123 | #define BATADV_BLA_LOOPDETECT_PERIODS 6 |
124 | #define BATADV_BLA_LOOPDETECT_TIMEOUT 3000 /* 3 seconds */ | |
fe2da6ff | 125 | |
42d0b044 SE |
126 | #define BATADV_DUPLIST_SIZE 16 |
127 | #define BATADV_DUPLIST_TIMEOUT 500 /* 500 ms */ | |
6e215fd8 | 128 | /* don't reset again within 30 seconds */ |
42d0b044 SE |
129 | #define BATADV_RESET_PROTECTION_MS 30000 |
130 | #define BATADV_EXPECTED_SEQNO_RANGE 65536 | |
c6c8fea2 | 131 | |
d56b1705 MH |
132 | #define BATADV_NC_NODE_TIMEOUT 10000 /* Milliseconds */ |
133 | ||
39c75a51 SE |
134 | enum batadv_mesh_state { |
135 | BATADV_MESH_INACTIVE, | |
136 | BATADV_MESH_ACTIVE, | |
137 | BATADV_MESH_DEACTIVATING, | |
e8958dbf | 138 | }; |
c6c8fea2 | 139 | |
42d0b044 SE |
140 | #define BATADV_BCAST_QUEUE_LEN 256 |
141 | #define BATADV_BATMAN_QUEUE_LEN 256 | |
c6c8fea2 | 142 | |
39c75a51 SE |
143 | enum batadv_uev_action { |
144 | BATADV_UEV_ADD = 0, | |
145 | BATADV_UEV_DEL, | |
146 | BATADV_UEV_CHANGE, | |
cd9c7bfb | 147 | BATADV_UEV_LOOPDETECT, |
c6bda689 AQ |
148 | }; |
149 | ||
39c75a51 SE |
150 | enum batadv_uev_type { |
151 | BATADV_UEV_GW = 0, | |
cd9c7bfb | 152 | BATADV_UEV_BLA, |
c6bda689 AQ |
153 | }; |
154 | ||
42d0b044 | 155 | #define BATADV_GW_THRESHOLD 50 |
43676ab5 | 156 | |
610bfc6b MH |
157 | /* Number of fragment chains for each orig_node */ |
158 | #define BATADV_FRAG_BUFFER_COUNT 8 | |
159 | /* Maximum number of fragments for one packet */ | |
160 | #define BATADV_FRAG_MAX_FRAGMENTS 16 | |
161 | /* Maxumim size of each fragment */ | |
162 | #define BATADV_FRAG_MAX_FRAG_SIZE 1400 | |
163 | /* Time to keep fragments while waiting for rest of the fragments */ | |
164 | #define BATADV_FRAG_TIMEOUT 10000 | |
165 | ||
785ea114 AQ |
166 | #define BATADV_DAT_CANDIDATE_NOT_FOUND 0 |
167 | #define BATADV_DAT_CANDIDATE_ORIG 1 | |
168 | ||
21a1236b | 169 | /* Debug Messages */ |
c6c8fea2 SE |
170 | #ifdef pr_fmt |
171 | #undef pr_fmt | |
172 | #endif | |
6e215fd8 SE |
173 | /* Append 'batman-adv: ' before kernel messages */ |
174 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
c6c8fea2 | 175 | |
21a1236b | 176 | /* Kernel headers */ |
c6c8fea2 | 177 | |
1e2c2a4f SE |
178 | #include <linux/atomic.h> |
179 | #include <linux/bitops.h> /* for packet.h */ | |
180 | #include <linux/compiler.h> | |
181 | #include <linux/cpumask.h> | |
182 | #include <linux/etherdevice.h> | |
183 | #include <linux/if_ether.h> /* for packet.h */ | |
184 | #include <linux/netdevice.h> | |
185 | #include <linux/printk.h> | |
186 | #include <linux/types.h> | |
f8214865 | 187 | #include <linux/percpu.h> |
c6c8fea2 | 188 | #include <linux/jiffies.h> |
16052789 AQ |
189 | #include <linux/if_vlan.h> |
190 | ||
c6c8fea2 SE |
191 | #include "types.h" |
192 | ||
1e2c2a4f SE |
193 | struct batadv_ogm_packet; |
194 | struct seq_file; | |
195 | struct sk_buff; | |
196 | ||
a2f2b6cd | 197 | #define BATADV_PRINT_VID(vid) ((vid & BATADV_VLAN_HAS_TAG) ? \ |
eb2deb6b AQ |
198 | (int)(vid & VLAN_VID_MASK) : -1) |
199 | ||
3193e8fd SE |
200 | extern char batadv_routing_algo[]; |
201 | extern struct list_head batadv_hardif_list; | |
202 | ||
203 | extern unsigned char batadv_broadcast_addr[]; | |
204 | extern struct workqueue_struct *batadv_event_workqueue; | |
205 | ||
206 | int batadv_mesh_init(struct net_device *soft_iface); | |
207 | void batadv_mesh_free(struct net_device *soft_iface); | |
6b5e971a | 208 | bool batadv_is_my_mac(struct batadv_priv *bat_priv, const u8 *addr); |
30da63a6 ML |
209 | struct batadv_hard_iface * |
210 | batadv_seq_print_text_primary_if_get(struct seq_file *seq); | |
411d6ed9 | 211 | int batadv_max_header_len(void); |
c54f38c9 | 212 | void batadv_skb_set_priority(struct sk_buff *skb, int offset); |
3193e8fd SE |
213 | int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev, |
214 | struct packet_type *ptype, | |
215 | struct net_device *orig_dev); | |
56303d34 | 216 | int |
6b5e971a | 217 | batadv_recv_handler_register(u8 packet_type, |
56303d34 SE |
218 | int (*recv_handler)(struct sk_buff *, |
219 | struct batadv_hard_iface *)); | |
6b5e971a | 220 | void batadv_recv_handler_unregister(u8 packet_type); |
56303d34 SE |
221 | int batadv_algo_register(struct batadv_algo_ops *bat_algo_ops); |
222 | int batadv_algo_select(struct batadv_priv *bat_priv, char *name); | |
3193e8fd | 223 | int batadv_algo_seq_print_text(struct seq_file *seq, void *offset); |
95a066d8 | 224 | __be32 batadv_skb_crc32(struct sk_buff *skb, u8 *payload_ptr); |
c6c8fea2 | 225 | |
0aca86cd AQ |
226 | /** |
227 | * enum batadv_dbg_level - available log levels | |
228 | * @BATADV_DBG_BATMAN: OGM and TQ computations related messages | |
229 | * @BATADV_DBG_ROUTES: route added / changed / deleted | |
230 | * @BATADV_DBG_TT: translation table messages | |
231 | * @BATADV_DBG_BLA: bridge loop avoidance messages | |
0e861a3c | 232 | * @BATADV_DBG_DAT: ARP snooping and DAT related messages |
d353d8d4 | 233 | * @BATADV_DBG_NC: network coding related messages |
0aca86cd AQ |
234 | * @BATADV_DBG_ALL: the union of all the above log levels |
235 | */ | |
8de47de5 SE |
236 | enum batadv_dbg_level { |
237 | BATADV_DBG_BATMAN = BIT(0), | |
0aca86cd AQ |
238 | BATADV_DBG_ROUTES = BIT(1), |
239 | BATADV_DBG_TT = BIT(2), | |
240 | BATADV_DBG_BLA = BIT(3), | |
0e861a3c | 241 | BATADV_DBG_DAT = BIT(4), |
d353d8d4 MH |
242 | BATADV_DBG_NC = BIT(5), |
243 | BATADV_DBG_ALL = 63, | |
8de47de5 SE |
244 | }; |
245 | ||
c6c8fea2 | 246 | #ifdef CONFIG_BATMAN_ADV_DEBUG |
56303d34 | 247 | int batadv_debug_log(struct batadv_priv *bat_priv, const char *fmt, ...) |
40a072d7 | 248 | __printf(2, 3); |
c6c8fea2 | 249 | |
23c4ec10 AG |
250 | /* possibly ratelimited debug output */ |
251 | #define _batadv_dbg(type, bat_priv, ratelimited, fmt, arg...) \ | |
c6c8fea2 | 252 | do { \ |
23c4ec10 AG |
253 | if (atomic_read(&bat_priv->log_level) & type && \ |
254 | (!ratelimited || net_ratelimit())) \ | |
40a072d7 | 255 | batadv_debug_log(bat_priv, fmt, ## arg);\ |
c6c8fea2 SE |
256 | } \ |
257 | while (0) | |
258 | #else /* !CONFIG_BATMAN_ADV_DEBUG */ | |
23c4ec10 AG |
259 | __printf(4, 5) |
260 | static inline void _batadv_dbg(int type __always_unused, | |
261 | struct batadv_priv *bat_priv __always_unused, | |
262 | int ratelimited __always_unused, | |
263 | const char *fmt __always_unused, ...) | |
c6c8fea2 SE |
264 | { |
265 | } | |
266 | #endif | |
267 | ||
23c4ec10 AG |
268 | #define batadv_dbg(type, bat_priv, arg...) \ |
269 | _batadv_dbg(type, bat_priv, 0, ## arg) | |
270 | #define batadv_dbg_ratelimited(type, bat_priv, arg...) \ | |
271 | _batadv_dbg(type, bat_priv, 1, ## arg) | |
272 | ||
3e34819e | 273 | #define batadv_info(net_dev, fmt, arg...) \ |
c6c8fea2 SE |
274 | do { \ |
275 | struct net_device *_netdev = (net_dev); \ | |
56303d34 | 276 | struct batadv_priv *_batpriv = netdev_priv(_netdev); \ |
39c75a51 | 277 | batadv_dbg(BATADV_DBG_ALL, _batpriv, fmt, ## arg); \ |
c6c8fea2 SE |
278 | pr_info("%s: " fmt, _netdev->name, ## arg); \ |
279 | } while (0) | |
3e34819e | 280 | #define batadv_err(net_dev, fmt, arg...) \ |
c6c8fea2 SE |
281 | do { \ |
282 | struct net_device *_netdev = (net_dev); \ | |
56303d34 | 283 | struct batadv_priv *_batpriv = netdev_priv(_netdev); \ |
39c75a51 | 284 | batadv_dbg(BATADV_DBG_ALL, _batpriv, fmt, ## arg); \ |
c6c8fea2 SE |
285 | pr_err("%s: " fmt, _netdev->name, ## arg); \ |
286 | } while (0) | |
287 | ||
62fe710f SE |
288 | /** |
289 | * batadv_compare_eth - Compare two not u16 aligned Ethernet addresses | |
7afcbbef SE |
290 | * @data1: Pointer to a six-byte array containing the Ethernet address |
291 | * @data2: Pointer other six-byte array containing the Ethernet address | |
39901e71 | 292 | * |
c3923b7a | 293 | * note: can't use ether_addr_equal() as it requires aligned memory |
62fe710f | 294 | * |
4b426b10 | 295 | * Return: true if they are the same ethernet addr |
39901e71 | 296 | */ |
f2d5cf2a | 297 | static inline bool batadv_compare_eth(const void *data1, const void *data2) |
39901e71 | 298 | { |
d9cd4fe5 | 299 | return ether_addr_equal_unaligned(data1, data2); |
39901e71 ML |
300 | } |
301 | ||
2c53040f | 302 | /** |
6d030de8 AQ |
303 | * batadv_has_timed_out - compares current time (jiffies) and timestamp + |
304 | * timeout | |
a04ccd59 MH |
305 | * @timestamp: base value to compare with (in jiffies) |
306 | * @timeout: added to base value before comparing (in milliseconds) | |
307 | * | |
62fe710f | 308 | * Return: true if current time is after timestamp + timeout |
a04ccd59 | 309 | */ |
1eda58bf SE |
310 | static inline bool batadv_has_timed_out(unsigned long timestamp, |
311 | unsigned int timeout) | |
a04ccd59 MH |
312 | { |
313 | return time_is_before_jiffies(timestamp + msecs_to_jiffies(timeout)); | |
314 | } | |
747e4221 | 315 | |
3e34819e | 316 | #define batadv_atomic_dec_not_zero(v) atomic_add_unless((v), -1, 0) |
5f657ec0 | 317 | |
f5d33d37 | 318 | /* Returns the smallest signed integer in two's complement with the sizeof x */ |
3e34819e | 319 | #define batadv_smallest_signed_int(x) (1u << (7u + 8u * (sizeof(x) - 1u))) |
f5d33d37 AQ |
320 | |
321 | /* Checks if a sequence number x is a predecessor/successor of y. | |
322 | * they handle overflows/underflows and can correctly check for a | |
323 | * predecessor/successor unless the variable sequence number has grown by | |
324 | * more then 2**(bitwidth(x)-1)-1. | |
6b5e971a | 325 | * This means that for a u8 with the maximum value 255, it would think: |
f5d33d37 AQ |
326 | * - when adding nothing - it is neither a predecessor nor a successor |
327 | * - before adding more than 127 to the starting value - it is a predecessor, | |
328 | * - when adding 128 - it is neither a predecessor nor a successor, | |
9cfc7bd6 SE |
329 | * - after adding more than 127 to the starting value - it is a successor |
330 | */ | |
9687a31c AQ |
331 | #define batadv_seq_before(x, y) ({typeof(x)_d1 = (x); \ |
332 | typeof(y)_d2 = (y); \ | |
333 | typeof(x)_dummy = (_d1 - _d2); \ | |
334 | (void)(&_d1 == &_d2); \ | |
3e34819e SE |
335 | _dummy > batadv_smallest_signed_int(_dummy); }) |
336 | #define batadv_seq_after(x, y) batadv_seq_before(y, x) | |
f5d33d37 | 337 | |
f8214865 | 338 | /* Stop preemption on local cpu while incrementing the counter */ |
56303d34 | 339 | static inline void batadv_add_counter(struct batadv_priv *bat_priv, size_t idx, |
f8214865 MH |
340 | size_t count) |
341 | { | |
56917443 | 342 | this_cpu_add(bat_priv->bat_counters[idx], count); |
f8214865 MH |
343 | } |
344 | ||
345 | #define batadv_inc_counter(b, i) batadv_add_counter(b, i, 1) | |
346 | ||
62fe710f SE |
347 | /** |
348 | * batadv_sum_counter - Sum the cpu-local counters for index 'idx' | |
7afcbbef SE |
349 | * @bat_priv: the bat priv with all the soft interface information |
350 | * @idx: index of counter to sum up | |
62fe710f SE |
351 | * |
352 | * Return: sum of all cpu-local counters | |
353 | */ | |
6b5e971a | 354 | static inline u64 batadv_sum_counter(struct batadv_priv *bat_priv, size_t idx) |
f8214865 | 355 | { |
6b5e971a | 356 | u64 *counters, sum = 0; |
f8214865 | 357 | int cpu; |
f8214865 MH |
358 | |
359 | for_each_possible_cpu(cpu) { | |
360 | counters = per_cpu_ptr(bat_priv->bat_counters, cpu); | |
361 | sum += counters[idx]; | |
362 | } | |
363 | ||
364 | return sum; | |
365 | } | |
366 | ||
3c12de9a MH |
367 | /* Define a macro to reach the control buffer of the skb. The members of the |
368 | * control buffer are defined in struct batadv_skb_cb in types.h. | |
369 | * The macro is inspired by the similar macro TCP_SKB_CB() in tcp.h. | |
370 | */ | |
371 | #define BATADV_SKB_CB(__skb) ((struct batadv_skb_cb *)&((__skb)->cb[0])) | |
372 | ||
ef261577 | 373 | void batadv_tvlv_container_register(struct batadv_priv *bat_priv, |
6b5e971a SE |
374 | u8 type, u8 version, |
375 | void *tvlv_value, u16 tvlv_value_len); | |
376 | u16 batadv_tvlv_container_ogm_append(struct batadv_priv *bat_priv, | |
377 | unsigned char **packet_buff, | |
378 | int *packet_buff_len, int packet_min_len); | |
ef261577 ML |
379 | void batadv_tvlv_ogm_receive(struct batadv_priv *bat_priv, |
380 | struct batadv_ogm_packet *batadv_ogm_packet, | |
381 | struct batadv_orig_node *orig_node); | |
382 | void batadv_tvlv_container_unregister(struct batadv_priv *bat_priv, | |
6b5e971a | 383 | u8 type, u8 version); |
ef261577 ML |
384 | |
385 | void batadv_tvlv_handler_register(struct batadv_priv *bat_priv, | |
386 | void (*optr)(struct batadv_priv *bat_priv, | |
387 | struct batadv_orig_node *orig, | |
6b5e971a | 388 | u8 flags, |
ef261577 | 389 | void *tvlv_value, |
6b5e971a | 390 | u16 tvlv_value_len), |
ef261577 | 391 | int (*uptr)(struct batadv_priv *bat_priv, |
6b5e971a | 392 | u8 *src, u8 *dst, |
ef261577 | 393 | void *tvlv_value, |
6b5e971a SE |
394 | u16 tvlv_value_len), |
395 | u8 type, u8 version, u8 flags); | |
ef261577 | 396 | void batadv_tvlv_handler_unregister(struct batadv_priv *bat_priv, |
6b5e971a | 397 | u8 type, u8 version); |
ef261577 ML |
398 | int batadv_tvlv_containers_process(struct batadv_priv *bat_priv, |
399 | bool ogm_source, | |
400 | struct batadv_orig_node *orig_node, | |
6b5e971a SE |
401 | u8 *src, u8 *dst, |
402 | void *tvlv_buff, u16 tvlv_buff_len); | |
403 | void batadv_tvlv_unicast_send(struct batadv_priv *bat_priv, u8 *src, | |
404 | u8 *dst, u8 type, u8 version, | |
405 | void *tvlv_value, u16 tvlv_value_len); | |
c018ad3d | 406 | unsigned short batadv_get_vid(struct sk_buff *skb, size_t header_len); |
eceb22ae | 407 | bool batadv_vlan_ap_isola_get(struct batadv_priv *bat_priv, unsigned short vid); |
ef261577 | 408 | |
c6c8fea2 | 409 | #endif /* _NET_BATMAN_ADV_MAIN_H_ */ |