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704232c2 JB |
1 | #ifndef __NET_CFG80211_H |
2 | #define __NET_CFG80211_H | |
3 | ||
4 | #include <linux/netlink.h> | |
5 | #include <linux/skbuff.h> | |
55682965 | 6 | #include <linux/nl80211.h> |
704232c2 JB |
7 | #include <net/genetlink.h> |
8 | ||
9 | /* | |
10 | * 802.11 configuration in-kernel interface | |
11 | * | |
55682965 | 12 | * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> |
704232c2 JB |
13 | */ |
14 | ||
2ec600d6 LCC |
15 | /** |
16 | * struct vif_params - describes virtual interface parameters | |
17 | * @mesh_id: mesh ID to use | |
18 | * @mesh_id_len: length of the mesh ID | |
19 | */ | |
20 | struct vif_params { | |
21 | u8 *mesh_id; | |
22 | int mesh_id_len; | |
23 | }; | |
24 | ||
179f831b AG |
25 | /* Radiotap header iteration |
26 | * implemented in net/wireless/radiotap.c | |
27 | * docs in Documentation/networking/radiotap-headers.txt | |
28 | */ | |
29 | /** | |
30 | * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args | |
31 | * @rtheader: pointer to the radiotap header we are walking through | |
32 | * @max_length: length of radiotap header in cpu byte ordering | |
33 | * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg | |
34 | * @this_arg: pointer to current radiotap arg | |
35 | * @arg_index: internal next argument index | |
36 | * @arg: internal next argument pointer | |
37 | * @next_bitmap: internal pointer to next present u32 | |
38 | * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present | |
39 | */ | |
40 | ||
41 | struct ieee80211_radiotap_iterator { | |
42 | struct ieee80211_radiotap_header *rtheader; | |
43 | int max_length; | |
44 | int this_arg_index; | |
45 | u8 *this_arg; | |
46 | ||
47 | int arg_index; | |
48 | u8 *arg; | |
49 | __le32 *next_bitmap; | |
50 | u32 bitmap_shifter; | |
51 | }; | |
52 | ||
53 | extern int ieee80211_radiotap_iterator_init( | |
54 | struct ieee80211_radiotap_iterator *iterator, | |
55 | struct ieee80211_radiotap_header *radiotap_header, | |
56 | int max_length); | |
57 | ||
58 | extern int ieee80211_radiotap_iterator_next( | |
59 | struct ieee80211_radiotap_iterator *iterator); | |
60 | ||
61 | ||
41ade00f JB |
62 | /** |
63 | * struct key_params - key information | |
64 | * | |
65 | * Information about a key | |
66 | * | |
67 | * @key: key material | |
68 | * @key_len: length of key material | |
69 | * @cipher: cipher suite selector | |
70 | * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used | |
71 | * with the get_key() callback, must be in little endian, | |
72 | * length given by @seq_len. | |
73 | */ | |
74 | struct key_params { | |
75 | u8 *key; | |
76 | u8 *seq; | |
77 | int key_len; | |
78 | int seq_len; | |
79 | u32 cipher; | |
80 | }; | |
81 | ||
ed1b6cc7 JB |
82 | /** |
83 | * struct beacon_parameters - beacon parameters | |
84 | * | |
85 | * Used to configure the beacon for an interface. | |
86 | * | |
87 | * @head: head portion of beacon (before TIM IE) | |
88 | * or %NULL if not changed | |
89 | * @tail: tail portion of beacon (after TIM IE) | |
90 | * or %NULL if not changed | |
91 | * @interval: beacon interval or zero if not changed | |
92 | * @dtim_period: DTIM period or zero if not changed | |
93 | * @head_len: length of @head | |
94 | * @tail_len: length of @tail | |
95 | */ | |
96 | struct beacon_parameters { | |
97 | u8 *head, *tail; | |
98 | int interval, dtim_period; | |
99 | int head_len, tail_len; | |
100 | }; | |
101 | ||
5727ef1b JB |
102 | /** |
103 | * enum station_flags - station flags | |
104 | * | |
105 | * Station capability flags. Note that these must be the bits | |
106 | * according to the nl80211 flags. | |
107 | * | |
108 | * @STATION_FLAG_CHANGED: station flags were changed | |
109 | * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X) | |
110 | * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames | |
111 | * with short preambles | |
112 | * @STATION_FLAG_WME: station is WME/QoS capable | |
113 | */ | |
114 | enum station_flags { | |
115 | STATION_FLAG_CHANGED = 1<<0, | |
116 | STATION_FLAG_AUTHORIZED = 1<<NL80211_STA_FLAG_AUTHORIZED, | |
117 | STATION_FLAG_SHORT_PREAMBLE = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE, | |
118 | STATION_FLAG_WME = 1<<NL80211_STA_FLAG_WME, | |
119 | }; | |
120 | ||
2ec600d6 LCC |
121 | /** |
122 | * enum plink_action - actions to perform in mesh peers | |
123 | * | |
124 | * @PLINK_ACTION_INVALID: action 0 is reserved | |
125 | * @PLINK_ACTION_OPEN: start mesh peer link establishment | |
126 | * @PLINK_ACTION_BLOCL: block traffic from this mesh peer | |
127 | */ | |
128 | enum plink_actions { | |
129 | PLINK_ACTION_INVALID, | |
130 | PLINK_ACTION_OPEN, | |
131 | PLINK_ACTION_BLOCK, | |
132 | }; | |
133 | ||
5727ef1b JB |
134 | /** |
135 | * struct station_parameters - station parameters | |
136 | * | |
137 | * Used to change and create a new station. | |
138 | * | |
139 | * @vlan: vlan interface station should belong to | |
140 | * @supported_rates: supported rates in IEEE 802.11 format | |
141 | * (or NULL for no change) | |
142 | * @supported_rates_len: number of supported rates | |
143 | * @station_flags: station flags (see &enum station_flags) | |
144 | * @listen_interval: listen interval or -1 for no change | |
145 | * @aid: AID or zero for no change | |
146 | */ | |
147 | struct station_parameters { | |
148 | u8 *supported_rates; | |
149 | struct net_device *vlan; | |
150 | u32 station_flags; | |
151 | int listen_interval; | |
152 | u16 aid; | |
153 | u8 supported_rates_len; | |
2ec600d6 | 154 | u8 plink_action; |
36aedc90 | 155 | struct ieee80211_ht_cap *ht_capa; |
5727ef1b JB |
156 | }; |
157 | ||
fd5b74dc | 158 | /** |
2ec600d6 | 159 | * enum station_info_flags - station information flags |
fd5b74dc | 160 | * |
2ec600d6 LCC |
161 | * Used by the driver to indicate which info in &struct station_info |
162 | * it has filled in during get_station() or dump_station(). | |
fd5b74dc | 163 | * |
2ec600d6 LCC |
164 | * @STATION_INFO_INACTIVE_TIME: @inactive_time filled |
165 | * @STATION_INFO_RX_BYTES: @rx_bytes filled | |
166 | * @STATION_INFO_TX_BYTES: @tx_bytes filled | |
167 | * @STATION_INFO_LLID: @llid filled | |
168 | * @STATION_INFO_PLID: @plid filled | |
169 | * @STATION_INFO_PLINK_STATE: @plink_state filled | |
fd5b74dc | 170 | */ |
2ec600d6 LCC |
171 | enum station_info_flags { |
172 | STATION_INFO_INACTIVE_TIME = 1<<0, | |
173 | STATION_INFO_RX_BYTES = 1<<1, | |
174 | STATION_INFO_TX_BYTES = 1<<2, | |
175 | STATION_INFO_LLID = 1<<3, | |
176 | STATION_INFO_PLID = 1<<4, | |
177 | STATION_INFO_PLINK_STATE = 1<<5, | |
fd5b74dc JB |
178 | }; |
179 | ||
180 | /** | |
2ec600d6 | 181 | * struct station_info - station information |
fd5b74dc | 182 | * |
2ec600d6 | 183 | * Station information filled by driver for get_station() and dump_station. |
fd5b74dc | 184 | * |
2ec600d6 | 185 | * @filled: bitflag of flags from &enum station_info_flags |
fd5b74dc JB |
186 | * @inactive_time: time since last station activity (tx/rx) in milliseconds |
187 | * @rx_bytes: bytes received from this station | |
188 | * @tx_bytes: bytes transmitted to this station | |
2ec600d6 LCC |
189 | * @llid: mesh local link id |
190 | * @plid: mesh peer link id | |
191 | * @plink_state: mesh peer link state | |
fd5b74dc | 192 | */ |
2ec600d6 | 193 | struct station_info { |
fd5b74dc JB |
194 | u32 filled; |
195 | u32 inactive_time; | |
196 | u32 rx_bytes; | |
197 | u32 tx_bytes; | |
2ec600d6 LCC |
198 | u16 llid; |
199 | u16 plid; | |
200 | u8 plink_state; | |
fd5b74dc JB |
201 | }; |
202 | ||
66f7ac50 MW |
203 | /** |
204 | * enum monitor_flags - monitor flags | |
205 | * | |
206 | * Monitor interface configuration flags. Note that these must be the bits | |
207 | * according to the nl80211 flags. | |
208 | * | |
209 | * @MONITOR_FLAG_FCSFAIL: pass frames with bad FCS | |
210 | * @MONITOR_FLAG_PLCPFAIL: pass frames with bad PLCP | |
211 | * @MONITOR_FLAG_CONTROL: pass control frames | |
212 | * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering | |
213 | * @MONITOR_FLAG_COOK_FRAMES: report frames after processing | |
214 | */ | |
215 | enum monitor_flags { | |
216 | MONITOR_FLAG_FCSFAIL = 1<<NL80211_MNTR_FLAG_FCSFAIL, | |
217 | MONITOR_FLAG_PLCPFAIL = 1<<NL80211_MNTR_FLAG_PLCPFAIL, | |
218 | MONITOR_FLAG_CONTROL = 1<<NL80211_MNTR_FLAG_CONTROL, | |
219 | MONITOR_FLAG_OTHER_BSS = 1<<NL80211_MNTR_FLAG_OTHER_BSS, | |
220 | MONITOR_FLAG_COOK_FRAMES = 1<<NL80211_MNTR_FLAG_COOK_FRAMES, | |
221 | }; | |
222 | ||
2ec600d6 LCC |
223 | /** |
224 | * enum mpath_info_flags - mesh path information flags | |
225 | * | |
226 | * Used by the driver to indicate which info in &struct mpath_info it has filled | |
227 | * in during get_station() or dump_station(). | |
228 | * | |
229 | * MPATH_INFO_FRAME_QLEN: @frame_qlen filled | |
230 | * MPATH_INFO_DSN: @dsn filled | |
231 | * MPATH_INFO_METRIC: @metric filled | |
232 | * MPATH_INFO_EXPTIME: @exptime filled | |
233 | * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled | |
234 | * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled | |
235 | * MPATH_INFO_FLAGS: @flags filled | |
236 | */ | |
237 | enum mpath_info_flags { | |
238 | MPATH_INFO_FRAME_QLEN = BIT(0), | |
239 | MPATH_INFO_DSN = BIT(1), | |
240 | MPATH_INFO_METRIC = BIT(2), | |
241 | MPATH_INFO_EXPTIME = BIT(3), | |
242 | MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4), | |
243 | MPATH_INFO_DISCOVERY_RETRIES = BIT(5), | |
244 | MPATH_INFO_FLAGS = BIT(6), | |
245 | }; | |
246 | ||
247 | /** | |
248 | * struct mpath_info - mesh path information | |
249 | * | |
250 | * Mesh path information filled by driver for get_mpath() and dump_mpath(). | |
251 | * | |
252 | * @filled: bitfield of flags from &enum mpath_info_flags | |
253 | * @frame_qlen: number of queued frames for this destination | |
254 | * @dsn: destination sequence number | |
255 | * @metric: metric (cost) of this mesh path | |
256 | * @exptime: expiration time for the mesh path from now, in msecs | |
257 | * @flags: mesh path flags | |
258 | * @discovery_timeout: total mesh path discovery timeout, in msecs | |
259 | * @discovery_retries: mesh path discovery retries | |
260 | */ | |
261 | struct mpath_info { | |
262 | u32 filled; | |
263 | u32 frame_qlen; | |
264 | u32 dsn; | |
265 | u32 metric; | |
266 | u32 exptime; | |
267 | u32 discovery_timeout; | |
268 | u8 discovery_retries; | |
269 | u8 flags; | |
270 | }; | |
271 | ||
9f1ba906 JM |
272 | /** |
273 | * struct bss_parameters - BSS parameters | |
274 | * | |
275 | * Used to change BSS parameters (mainly for AP mode). | |
276 | * | |
277 | * @use_cts_prot: Whether to use CTS protection | |
278 | * (0 = no, 1 = yes, -1 = do not change) | |
279 | * @use_short_preamble: Whether the use of short preambles is allowed | |
280 | * (0 = no, 1 = yes, -1 = do not change) | |
281 | * @use_short_slot_time: Whether the use of short slot time is allowed | |
282 | * (0 = no, 1 = yes, -1 = do not change) | |
283 | */ | |
284 | struct bss_parameters { | |
285 | int use_cts_prot; | |
286 | int use_short_preamble; | |
287 | int use_short_slot_time; | |
288 | }; | |
2ec600d6 | 289 | |
b2e1b302 LR |
290 | /** |
291 | * enum reg_set_by - Indicates who is trying to set the regulatory domain | |
292 | * @REGDOM_SET_BY_INIT: regulatory domain was set by initialization. We will be | |
293 | * using a static world regulatory domain by default. | |
294 | * @REGDOM_SET_BY_CORE: Core queried CRDA for a dynamic world regulatory domain. | |
295 | * @REGDOM_SET_BY_USER: User asked the wireless core to set the | |
296 | * regulatory domain. | |
297 | * @REGDOM_SET_BY_DRIVER: a wireless drivers has hinted to the wireless core | |
298 | * it thinks its knows the regulatory domain we should be in. | |
299 | * @REGDOM_SET_BY_COUNTRY_IE: the wireless core has received an 802.11 country | |
300 | * information element with regulatory information it thinks we | |
301 | * should consider. | |
302 | */ | |
303 | enum reg_set_by { | |
304 | REGDOM_SET_BY_INIT, | |
305 | REGDOM_SET_BY_CORE, | |
306 | REGDOM_SET_BY_USER, | |
307 | REGDOM_SET_BY_DRIVER, | |
308 | REGDOM_SET_BY_COUNTRY_IE, | |
309 | }; | |
310 | ||
311 | struct ieee80211_freq_range { | |
312 | u32 start_freq_khz; | |
313 | u32 end_freq_khz; | |
314 | u32 max_bandwidth_khz; | |
315 | }; | |
316 | ||
317 | struct ieee80211_power_rule { | |
318 | u32 max_antenna_gain; | |
319 | u32 max_eirp; | |
320 | }; | |
321 | ||
322 | struct ieee80211_reg_rule { | |
323 | struct ieee80211_freq_range freq_range; | |
324 | struct ieee80211_power_rule power_rule; | |
325 | u32 flags; | |
326 | }; | |
327 | ||
328 | struct ieee80211_regdomain { | |
329 | u32 n_reg_rules; | |
330 | char alpha2[2]; | |
331 | struct ieee80211_reg_rule reg_rules[]; | |
332 | }; | |
333 | ||
334 | #define MHZ_TO_KHZ(freq) (freq * 1000) | |
335 | #define KHZ_TO_MHZ(freq) (freq / 1000) | |
336 | #define DBI_TO_MBI(gain) (gain * 100) | |
337 | #define MBI_TO_DBI(gain) (gain / 100) | |
338 | #define DBM_TO_MBM(gain) (gain * 100) | |
339 | #define MBM_TO_DBM(gain) (gain / 100) | |
340 | ||
341 | #define REG_RULE(start, end, bw, gain, eirp, reg_flags) { \ | |
342 | .freq_range.start_freq_khz = (start) * 1000, \ | |
343 | .freq_range.end_freq_khz = (end) * 1000, \ | |
344 | .freq_range.max_bandwidth_khz = (bw) * 1000, \ | |
345 | .power_rule.max_antenna_gain = (gain) * 100, \ | |
346 | .power_rule.max_eirp = (eirp) * 100, \ | |
347 | .flags = reg_flags, \ | |
348 | } | |
349 | ||
93da9cc1 | 350 | struct mesh_config { |
351 | /* Timeouts in ms */ | |
352 | /* Mesh plink management parameters */ | |
353 | u16 dot11MeshRetryTimeout; | |
354 | u16 dot11MeshConfirmTimeout; | |
355 | u16 dot11MeshHoldingTimeout; | |
356 | u16 dot11MeshMaxPeerLinks; | |
357 | u8 dot11MeshMaxRetries; | |
358 | u8 dot11MeshTTL; | |
359 | bool auto_open_plinks; | |
360 | /* HWMP parameters */ | |
361 | u8 dot11MeshHWMPmaxPREQretries; | |
362 | u32 path_refresh_time; | |
363 | u16 min_discovery_timeout; | |
364 | u32 dot11MeshHWMPactivePathTimeout; | |
365 | u16 dot11MeshHWMPpreqMinInterval; | |
366 | u16 dot11MeshHWMPnetDiameterTraversalTime; | |
367 | }; | |
368 | ||
704232c2 JB |
369 | /* from net/wireless.h */ |
370 | struct wiphy; | |
371 | ||
372 | /** | |
373 | * struct cfg80211_ops - backend description for wireless configuration | |
374 | * | |
375 | * This struct is registered by fullmac card drivers and/or wireless stacks | |
376 | * in order to handle configuration requests on their interfaces. | |
377 | * | |
378 | * All callbacks except where otherwise noted should return 0 | |
379 | * on success or a negative error code. | |
380 | * | |
43fb45cb JB |
381 | * All operations are currently invoked under rtnl for consistency with the |
382 | * wireless extensions but this is subject to reevaluation as soon as this | |
383 | * code is used more widely and we have a first user without wext. | |
384 | * | |
60719ffd JB |
385 | * @add_virtual_intf: create a new virtual interface with the given name, |
386 | * must set the struct wireless_dev's iftype. | |
704232c2 JB |
387 | * |
388 | * @del_virtual_intf: remove the virtual interface determined by ifindex. | |
55682965 | 389 | * |
60719ffd JB |
390 | * @change_virtual_intf: change type/configuration of virtual interface, |
391 | * keep the struct wireless_dev's iftype updated. | |
55682965 | 392 | * |
41ade00f JB |
393 | * @add_key: add a key with the given parameters. @mac_addr will be %NULL |
394 | * when adding a group key. | |
395 | * | |
396 | * @get_key: get information about the key with the given parameters. | |
397 | * @mac_addr will be %NULL when requesting information for a group | |
398 | * key. All pointers given to the @callback function need not be valid | |
399 | * after it returns. | |
400 | * | |
401 | * @del_key: remove a key given the @mac_addr (%NULL for a group key) | |
402 | * and @key_index | |
403 | * | |
404 | * @set_default_key: set the default key on an interface | |
ed1b6cc7 JB |
405 | * |
406 | * @add_beacon: Add a beacon with given parameters, @head, @interval | |
407 | * and @dtim_period will be valid, @tail is optional. | |
408 | * @set_beacon: Change the beacon parameters for an access point mode | |
409 | * interface. This should reject the call when no beacon has been | |
410 | * configured. | |
411 | * @del_beacon: Remove beacon configuration and stop sending the beacon. | |
5727ef1b JB |
412 | * |
413 | * @add_station: Add a new station. | |
414 | * | |
415 | * @del_station: Remove a station; @mac may be NULL to remove all stations. | |
416 | * | |
417 | * @change_station: Modify a given station. | |
2ec600d6 | 418 | * |
93da9cc1 | 419 | * @get_mesh_params: Put the current mesh parameters into *params |
420 | * | |
421 | * @set_mesh_params: Set mesh parameters. | |
422 | * The mask is a bitfield which tells us which parameters to | |
423 | * set, and which to leave alone. | |
424 | * | |
2ec600d6 | 425 | * @set_mesh_cfg: set mesh parameters (by now, just mesh id) |
9f1ba906 JM |
426 | * |
427 | * @change_bss: Modify parameters for a given BSS. | |
704232c2 JB |
428 | */ |
429 | struct cfg80211_ops { | |
430 | int (*add_virtual_intf)(struct wiphy *wiphy, char *name, | |
2ec600d6 LCC |
431 | enum nl80211_iftype type, u32 *flags, |
432 | struct vif_params *params); | |
704232c2 | 433 | int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); |
55682965 | 434 | int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, |
2ec600d6 LCC |
435 | enum nl80211_iftype type, u32 *flags, |
436 | struct vif_params *params); | |
41ade00f JB |
437 | |
438 | int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, | |
439 | u8 key_index, u8 *mac_addr, | |
440 | struct key_params *params); | |
441 | int (*get_key)(struct wiphy *wiphy, struct net_device *netdev, | |
442 | u8 key_index, u8 *mac_addr, void *cookie, | |
443 | void (*callback)(void *cookie, struct key_params*)); | |
444 | int (*del_key)(struct wiphy *wiphy, struct net_device *netdev, | |
445 | u8 key_index, u8 *mac_addr); | |
446 | int (*set_default_key)(struct wiphy *wiphy, | |
447 | struct net_device *netdev, | |
448 | u8 key_index); | |
ed1b6cc7 JB |
449 | |
450 | int (*add_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
451 | struct beacon_parameters *info); | |
452 | int (*set_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
453 | struct beacon_parameters *info); | |
454 | int (*del_beacon)(struct wiphy *wiphy, struct net_device *dev); | |
5727ef1b JB |
455 | |
456 | ||
457 | int (*add_station)(struct wiphy *wiphy, struct net_device *dev, | |
458 | u8 *mac, struct station_parameters *params); | |
459 | int (*del_station)(struct wiphy *wiphy, struct net_device *dev, | |
460 | u8 *mac); | |
461 | int (*change_station)(struct wiphy *wiphy, struct net_device *dev, | |
462 | u8 *mac, struct station_parameters *params); | |
fd5b74dc | 463 | int (*get_station)(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 LCC |
464 | u8 *mac, struct station_info *sinfo); |
465 | int (*dump_station)(struct wiphy *wiphy, struct net_device *dev, | |
466 | int idx, u8 *mac, struct station_info *sinfo); | |
467 | ||
468 | int (*add_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
469 | u8 *dst, u8 *next_hop); | |
470 | int (*del_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
471 | u8 *dst); | |
472 | int (*change_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
473 | u8 *dst, u8 *next_hop); | |
474 | int (*get_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
475 | u8 *dst, u8 *next_hop, | |
476 | struct mpath_info *pinfo); | |
477 | int (*dump_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
478 | int idx, u8 *dst, u8 *next_hop, | |
479 | struct mpath_info *pinfo); | |
93da9cc1 | 480 | int (*get_mesh_params)(struct wiphy *wiphy, |
481 | struct net_device *dev, | |
482 | struct mesh_config *conf); | |
483 | int (*set_mesh_params)(struct wiphy *wiphy, | |
484 | struct net_device *dev, | |
485 | const struct mesh_config *nconf, u32 mask); | |
9f1ba906 JM |
486 | int (*change_bss)(struct wiphy *wiphy, struct net_device *dev, |
487 | struct bss_parameters *params); | |
704232c2 JB |
488 | }; |
489 | ||
490 | #endif /* __NET_CFG80211_H */ |