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704232c2 JB |
1 | #ifndef __NET_CFG80211_H |
2 | #define __NET_CFG80211_H | |
d3236553 JB |
3 | /* |
4 | * 802.11 device and configuration interface | |
5 | * | |
6 | * Copyright 2006-2009 Johannes Berg <johannes@sipsolutions.net> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
704232c2 | 12 | |
d3236553 JB |
13 | #include <linux/netdevice.h> |
14 | #include <linux/debugfs.h> | |
15 | #include <linux/list.h> | |
704232c2 JB |
16 | #include <linux/netlink.h> |
17 | #include <linux/skbuff.h> | |
55682965 | 18 | #include <linux/nl80211.h> |
2a519311 JB |
19 | #include <linux/if_ether.h> |
20 | #include <linux/ieee80211.h> | |
d3236553 JB |
21 | #include <net/regulatory.h> |
22 | ||
fee52678 | 23 | /* remove once we remove the wext stuff */ |
d3236553 JB |
24 | #include <net/iw_handler.h> |
25 | #include <linux/wireless.h> | |
26 | ||
704232c2 JB |
27 | |
28 | /* | |
d3236553 JB |
29 | * wireless hardware capability structures |
30 | */ | |
31 | ||
32 | /** | |
33 | * enum ieee80211_band - supported frequency bands | |
34 | * | |
35 | * The bands are assigned this way because the supported | |
36 | * bitrates differ in these bands. | |
704232c2 | 37 | * |
d3236553 JB |
38 | * @IEEE80211_BAND_2GHZ: 2.4GHz ISM band |
39 | * @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7) | |
704232c2 | 40 | */ |
d3236553 JB |
41 | enum ieee80211_band { |
42 | IEEE80211_BAND_2GHZ, | |
43 | IEEE80211_BAND_5GHZ, | |
44 | ||
45 | /* keep last */ | |
46 | IEEE80211_NUM_BANDS | |
47 | }; | |
704232c2 | 48 | |
2ec600d6 | 49 | /** |
d3236553 JB |
50 | * enum ieee80211_channel_flags - channel flags |
51 | * | |
52 | * Channel flags set by the regulatory control code. | |
53 | * | |
54 | * @IEEE80211_CHAN_DISABLED: This channel is disabled. | |
55 | * @IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted | |
56 | * on this channel. | |
57 | * @IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel. | |
58 | * @IEEE80211_CHAN_RADAR: Radar detection is required on this channel. | |
689da1b3 | 59 | * @IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel |
d3236553 | 60 | * is not permitted. |
689da1b3 | 61 | * @IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel |
d3236553 | 62 | * is not permitted. |
2ec600d6 | 63 | */ |
d3236553 JB |
64 | enum ieee80211_channel_flags { |
65 | IEEE80211_CHAN_DISABLED = 1<<0, | |
66 | IEEE80211_CHAN_PASSIVE_SCAN = 1<<1, | |
67 | IEEE80211_CHAN_NO_IBSS = 1<<2, | |
68 | IEEE80211_CHAN_RADAR = 1<<3, | |
689da1b3 LR |
69 | IEEE80211_CHAN_NO_HT40PLUS = 1<<4, |
70 | IEEE80211_CHAN_NO_HT40MINUS = 1<<5, | |
2ec600d6 LCC |
71 | }; |
72 | ||
038659e7 | 73 | #define IEEE80211_CHAN_NO_HT40 \ |
689da1b3 | 74 | (IEEE80211_CHAN_NO_HT40PLUS | IEEE80211_CHAN_NO_HT40MINUS) |
038659e7 | 75 | |
d3236553 JB |
76 | /** |
77 | * struct ieee80211_channel - channel definition | |
78 | * | |
79 | * This structure describes a single channel for use | |
80 | * with cfg80211. | |
81 | * | |
82 | * @center_freq: center frequency in MHz | |
d3236553 JB |
83 | * @hw_value: hardware-specific value for the channel |
84 | * @flags: channel flags from &enum ieee80211_channel_flags. | |
85 | * @orig_flags: channel flags at registration time, used by regulatory | |
86 | * code to support devices with additional restrictions | |
87 | * @band: band this channel belongs to. | |
88 | * @max_antenna_gain: maximum antenna gain in dBi | |
89 | * @max_power: maximum transmission power (in dBm) | |
90 | * @beacon_found: helper to regulatory code to indicate when a beacon | |
91 | * has been found on this channel. Use regulatory_hint_found_beacon() | |
92 | * to enable this, this is is useful only on 5 GHz band. | |
93 | * @orig_mag: internal use | |
94 | * @orig_mpwr: internal use | |
179f831b | 95 | */ |
d3236553 JB |
96 | struct ieee80211_channel { |
97 | enum ieee80211_band band; | |
98 | u16 center_freq; | |
d3236553 JB |
99 | u16 hw_value; |
100 | u32 flags; | |
101 | int max_antenna_gain; | |
102 | int max_power; | |
103 | bool beacon_found; | |
104 | u32 orig_flags; | |
105 | int orig_mag, orig_mpwr; | |
106 | }; | |
107 | ||
179f831b | 108 | /** |
d3236553 JB |
109 | * enum ieee80211_rate_flags - rate flags |
110 | * | |
111 | * Hardware/specification flags for rates. These are structured | |
112 | * in a way that allows using the same bitrate structure for | |
113 | * different bands/PHY modes. | |
114 | * | |
115 | * @IEEE80211_RATE_SHORT_PREAMBLE: Hardware can send with short | |
116 | * preamble on this bitrate; only relevant in 2.4GHz band and | |
117 | * with CCK rates. | |
118 | * @IEEE80211_RATE_MANDATORY_A: This bitrate is a mandatory rate | |
119 | * when used with 802.11a (on the 5 GHz band); filled by the | |
120 | * core code when registering the wiphy. | |
121 | * @IEEE80211_RATE_MANDATORY_B: This bitrate is a mandatory rate | |
122 | * when used with 802.11b (on the 2.4 GHz band); filled by the | |
123 | * core code when registering the wiphy. | |
124 | * @IEEE80211_RATE_MANDATORY_G: This bitrate is a mandatory rate | |
125 | * when used with 802.11g (on the 2.4 GHz band); filled by the | |
126 | * core code when registering the wiphy. | |
127 | * @IEEE80211_RATE_ERP_G: This is an ERP rate in 802.11g mode. | |
179f831b | 128 | */ |
d3236553 JB |
129 | enum ieee80211_rate_flags { |
130 | IEEE80211_RATE_SHORT_PREAMBLE = 1<<0, | |
131 | IEEE80211_RATE_MANDATORY_A = 1<<1, | |
132 | IEEE80211_RATE_MANDATORY_B = 1<<2, | |
133 | IEEE80211_RATE_MANDATORY_G = 1<<3, | |
134 | IEEE80211_RATE_ERP_G = 1<<4, | |
135 | }; | |
179f831b | 136 | |
d3236553 JB |
137 | /** |
138 | * struct ieee80211_rate - bitrate definition | |
139 | * | |
140 | * This structure describes a bitrate that an 802.11 PHY can | |
141 | * operate with. The two values @hw_value and @hw_value_short | |
142 | * are only for driver use when pointers to this structure are | |
143 | * passed around. | |
144 | * | |
145 | * @flags: rate-specific flags | |
146 | * @bitrate: bitrate in units of 100 Kbps | |
147 | * @hw_value: driver/hardware value for this rate | |
148 | * @hw_value_short: driver/hardware value for this rate when | |
149 | * short preamble is used | |
150 | */ | |
151 | struct ieee80211_rate { | |
152 | u32 flags; | |
153 | u16 bitrate; | |
154 | u16 hw_value, hw_value_short; | |
155 | }; | |
179f831b | 156 | |
d3236553 JB |
157 | /** |
158 | * struct ieee80211_sta_ht_cap - STA's HT capabilities | |
159 | * | |
160 | * This structure describes most essential parameters needed | |
161 | * to describe 802.11n HT capabilities for an STA. | |
162 | * | |
163 | * @ht_supported: is HT supported by the STA | |
164 | * @cap: HT capabilities map as described in 802.11n spec | |
165 | * @ampdu_factor: Maximum A-MPDU length factor | |
166 | * @ampdu_density: Minimum A-MPDU spacing | |
167 | * @mcs: Supported MCS rates | |
168 | */ | |
169 | struct ieee80211_sta_ht_cap { | |
170 | u16 cap; /* use IEEE80211_HT_CAP_ */ | |
171 | bool ht_supported; | |
172 | u8 ampdu_factor; | |
173 | u8 ampdu_density; | |
174 | struct ieee80211_mcs_info mcs; | |
179f831b AG |
175 | }; |
176 | ||
d3236553 JB |
177 | /** |
178 | * struct ieee80211_supported_band - frequency band definition | |
179 | * | |
180 | * This structure describes a frequency band a wiphy | |
181 | * is able to operate in. | |
182 | * | |
183 | * @channels: Array of channels the hardware can operate in | |
184 | * in this band. | |
185 | * @band: the band this structure represents | |
186 | * @n_channels: Number of channels in @channels | |
187 | * @bitrates: Array of bitrates the hardware can operate with | |
188 | * in this band. Must be sorted to give a valid "supported | |
189 | * rates" IE, i.e. CCK rates first, then OFDM. | |
190 | * @n_bitrates: Number of bitrates in @bitrates | |
191 | */ | |
192 | struct ieee80211_supported_band { | |
193 | struct ieee80211_channel *channels; | |
194 | struct ieee80211_rate *bitrates; | |
195 | enum ieee80211_band band; | |
196 | int n_channels; | |
197 | int n_bitrates; | |
198 | struct ieee80211_sta_ht_cap ht_cap; | |
199 | }; | |
179f831b | 200 | |
d3236553 JB |
201 | /* |
202 | * Wireless hardware/device configuration structures and methods | |
203 | */ | |
179f831b | 204 | |
d3236553 JB |
205 | /** |
206 | * struct vif_params - describes virtual interface parameters | |
207 | * @mesh_id: mesh ID to use | |
208 | * @mesh_id_len: length of the mesh ID | |
209 | */ | |
210 | struct vif_params { | |
211 | u8 *mesh_id; | |
212 | int mesh_id_len; | |
213 | }; | |
179f831b | 214 | |
d3236553 | 215 | /** |
41ade00f JB |
216 | * struct key_params - key information |
217 | * | |
218 | * Information about a key | |
219 | * | |
220 | * @key: key material | |
221 | * @key_len: length of key material | |
222 | * @cipher: cipher suite selector | |
223 | * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used | |
224 | * with the get_key() callback, must be in little endian, | |
225 | * length given by @seq_len. | |
226 | */ | |
227 | struct key_params { | |
228 | u8 *key; | |
229 | u8 *seq; | |
230 | int key_len; | |
231 | int seq_len; | |
232 | u32 cipher; | |
233 | }; | |
234 | ||
ed1b6cc7 JB |
235 | /** |
236 | * struct beacon_parameters - beacon parameters | |
237 | * | |
238 | * Used to configure the beacon for an interface. | |
239 | * | |
240 | * @head: head portion of beacon (before TIM IE) | |
241 | * or %NULL if not changed | |
242 | * @tail: tail portion of beacon (after TIM IE) | |
243 | * or %NULL if not changed | |
244 | * @interval: beacon interval or zero if not changed | |
245 | * @dtim_period: DTIM period or zero if not changed | |
246 | * @head_len: length of @head | |
247 | * @tail_len: length of @tail | |
248 | */ | |
249 | struct beacon_parameters { | |
250 | u8 *head, *tail; | |
251 | int interval, dtim_period; | |
252 | int head_len, tail_len; | |
253 | }; | |
254 | ||
2ec600d6 LCC |
255 | /** |
256 | * enum plink_action - actions to perform in mesh peers | |
257 | * | |
258 | * @PLINK_ACTION_INVALID: action 0 is reserved | |
259 | * @PLINK_ACTION_OPEN: start mesh peer link establishment | |
260 | * @PLINK_ACTION_BLOCL: block traffic from this mesh peer | |
261 | */ | |
262 | enum plink_actions { | |
263 | PLINK_ACTION_INVALID, | |
264 | PLINK_ACTION_OPEN, | |
265 | PLINK_ACTION_BLOCK, | |
266 | }; | |
267 | ||
5727ef1b JB |
268 | /** |
269 | * struct station_parameters - station parameters | |
270 | * | |
271 | * Used to change and create a new station. | |
272 | * | |
273 | * @vlan: vlan interface station should belong to | |
274 | * @supported_rates: supported rates in IEEE 802.11 format | |
275 | * (or NULL for no change) | |
276 | * @supported_rates_len: number of supported rates | |
eccb8e8f JB |
277 | * @sta_flags_mask: station flags that changed |
278 | * (bitmask of BIT(NL80211_STA_FLAG_...)) | |
279 | * @sta_flags_set: station flags values | |
280 | * (bitmask of BIT(NL80211_STA_FLAG_...)) | |
5727ef1b JB |
281 | * @listen_interval: listen interval or -1 for no change |
282 | * @aid: AID or zero for no change | |
283 | */ | |
284 | struct station_parameters { | |
285 | u8 *supported_rates; | |
286 | struct net_device *vlan; | |
eccb8e8f | 287 | u32 sta_flags_mask, sta_flags_set; |
5727ef1b JB |
288 | int listen_interval; |
289 | u16 aid; | |
290 | u8 supported_rates_len; | |
2ec600d6 | 291 | u8 plink_action; |
36aedc90 | 292 | struct ieee80211_ht_cap *ht_capa; |
5727ef1b JB |
293 | }; |
294 | ||
fd5b74dc | 295 | /** |
2ec600d6 | 296 | * enum station_info_flags - station information flags |
fd5b74dc | 297 | * |
2ec600d6 LCC |
298 | * Used by the driver to indicate which info in &struct station_info |
299 | * it has filled in during get_station() or dump_station(). | |
fd5b74dc | 300 | * |
2ec600d6 LCC |
301 | * @STATION_INFO_INACTIVE_TIME: @inactive_time filled |
302 | * @STATION_INFO_RX_BYTES: @rx_bytes filled | |
303 | * @STATION_INFO_TX_BYTES: @tx_bytes filled | |
304 | * @STATION_INFO_LLID: @llid filled | |
305 | * @STATION_INFO_PLID: @plid filled | |
306 | * @STATION_INFO_PLINK_STATE: @plink_state filled | |
420e7fab HR |
307 | * @STATION_INFO_SIGNAL: @signal filled |
308 | * @STATION_INFO_TX_BITRATE: @tx_bitrate fields are filled | |
309 | * (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs) | |
98c8a60a JM |
310 | * @STATION_INFO_RX_PACKETS: @rx_packets filled |
311 | * @STATION_INFO_TX_PACKETS: @tx_packets filled | |
fd5b74dc | 312 | */ |
2ec600d6 LCC |
313 | enum station_info_flags { |
314 | STATION_INFO_INACTIVE_TIME = 1<<0, | |
315 | STATION_INFO_RX_BYTES = 1<<1, | |
316 | STATION_INFO_TX_BYTES = 1<<2, | |
317 | STATION_INFO_LLID = 1<<3, | |
318 | STATION_INFO_PLID = 1<<4, | |
319 | STATION_INFO_PLINK_STATE = 1<<5, | |
420e7fab HR |
320 | STATION_INFO_SIGNAL = 1<<6, |
321 | STATION_INFO_TX_BITRATE = 1<<7, | |
98c8a60a JM |
322 | STATION_INFO_RX_PACKETS = 1<<8, |
323 | STATION_INFO_TX_PACKETS = 1<<9, | |
420e7fab HR |
324 | }; |
325 | ||
326 | /** | |
327 | * enum station_info_rate_flags - bitrate info flags | |
328 | * | |
329 | * Used by the driver to indicate the specific rate transmission | |
330 | * type for 802.11n transmissions. | |
331 | * | |
332 | * @RATE_INFO_FLAGS_MCS: @tx_bitrate_mcs filled | |
333 | * @RATE_INFO_FLAGS_40_MHZ_WIDTH: 40 Mhz width transmission | |
334 | * @RATE_INFO_FLAGS_SHORT_GI: 400ns guard interval | |
335 | */ | |
336 | enum rate_info_flags { | |
337 | RATE_INFO_FLAGS_MCS = 1<<0, | |
338 | RATE_INFO_FLAGS_40_MHZ_WIDTH = 1<<1, | |
339 | RATE_INFO_FLAGS_SHORT_GI = 1<<2, | |
340 | }; | |
341 | ||
342 | /** | |
343 | * struct rate_info - bitrate information | |
344 | * | |
345 | * Information about a receiving or transmitting bitrate | |
346 | * | |
347 | * @flags: bitflag of flags from &enum rate_info_flags | |
348 | * @mcs: mcs index if struct describes a 802.11n bitrate | |
349 | * @legacy: bitrate in 100kbit/s for 802.11abg | |
350 | */ | |
351 | struct rate_info { | |
352 | u8 flags; | |
353 | u8 mcs; | |
354 | u16 legacy; | |
fd5b74dc JB |
355 | }; |
356 | ||
357 | /** | |
2ec600d6 | 358 | * struct station_info - station information |
fd5b74dc | 359 | * |
2ec600d6 | 360 | * Station information filled by driver for get_station() and dump_station. |
fd5b74dc | 361 | * |
2ec600d6 | 362 | * @filled: bitflag of flags from &enum station_info_flags |
fd5b74dc JB |
363 | * @inactive_time: time since last station activity (tx/rx) in milliseconds |
364 | * @rx_bytes: bytes received from this station | |
365 | * @tx_bytes: bytes transmitted to this station | |
2ec600d6 LCC |
366 | * @llid: mesh local link id |
367 | * @plid: mesh peer link id | |
368 | * @plink_state: mesh peer link state | |
420e7fab HR |
369 | * @signal: signal strength of last received packet in dBm |
370 | * @txrate: current unicast bitrate to this station | |
98c8a60a JM |
371 | * @rx_packets: packets received from this station |
372 | * @tx_packets: packets transmitted to this station | |
f5ea9120 JB |
373 | * @generation: generation number for nl80211 dumps. |
374 | * This number should increase every time the list of stations | |
375 | * changes, i.e. when a station is added or removed, so that | |
376 | * userspace can tell whether it got a consistent snapshot. | |
fd5b74dc | 377 | */ |
2ec600d6 | 378 | struct station_info { |
fd5b74dc JB |
379 | u32 filled; |
380 | u32 inactive_time; | |
381 | u32 rx_bytes; | |
382 | u32 tx_bytes; | |
2ec600d6 LCC |
383 | u16 llid; |
384 | u16 plid; | |
385 | u8 plink_state; | |
420e7fab HR |
386 | s8 signal; |
387 | struct rate_info txrate; | |
98c8a60a JM |
388 | u32 rx_packets; |
389 | u32 tx_packets; | |
f5ea9120 JB |
390 | |
391 | int generation; | |
fd5b74dc JB |
392 | }; |
393 | ||
66f7ac50 MW |
394 | /** |
395 | * enum monitor_flags - monitor flags | |
396 | * | |
397 | * Monitor interface configuration flags. Note that these must be the bits | |
398 | * according to the nl80211 flags. | |
399 | * | |
400 | * @MONITOR_FLAG_FCSFAIL: pass frames with bad FCS | |
401 | * @MONITOR_FLAG_PLCPFAIL: pass frames with bad PLCP | |
402 | * @MONITOR_FLAG_CONTROL: pass control frames | |
403 | * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering | |
404 | * @MONITOR_FLAG_COOK_FRAMES: report frames after processing | |
405 | */ | |
406 | enum monitor_flags { | |
407 | MONITOR_FLAG_FCSFAIL = 1<<NL80211_MNTR_FLAG_FCSFAIL, | |
408 | MONITOR_FLAG_PLCPFAIL = 1<<NL80211_MNTR_FLAG_PLCPFAIL, | |
409 | MONITOR_FLAG_CONTROL = 1<<NL80211_MNTR_FLAG_CONTROL, | |
410 | MONITOR_FLAG_OTHER_BSS = 1<<NL80211_MNTR_FLAG_OTHER_BSS, | |
411 | MONITOR_FLAG_COOK_FRAMES = 1<<NL80211_MNTR_FLAG_COOK_FRAMES, | |
412 | }; | |
413 | ||
2ec600d6 LCC |
414 | /** |
415 | * enum mpath_info_flags - mesh path information flags | |
416 | * | |
417 | * Used by the driver to indicate which info in &struct mpath_info it has filled | |
418 | * in during get_station() or dump_station(). | |
419 | * | |
420 | * MPATH_INFO_FRAME_QLEN: @frame_qlen filled | |
421 | * MPATH_INFO_DSN: @dsn filled | |
422 | * MPATH_INFO_METRIC: @metric filled | |
423 | * MPATH_INFO_EXPTIME: @exptime filled | |
424 | * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled | |
425 | * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled | |
426 | * MPATH_INFO_FLAGS: @flags filled | |
427 | */ | |
428 | enum mpath_info_flags { | |
429 | MPATH_INFO_FRAME_QLEN = BIT(0), | |
430 | MPATH_INFO_DSN = BIT(1), | |
431 | MPATH_INFO_METRIC = BIT(2), | |
432 | MPATH_INFO_EXPTIME = BIT(3), | |
433 | MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4), | |
434 | MPATH_INFO_DISCOVERY_RETRIES = BIT(5), | |
435 | MPATH_INFO_FLAGS = BIT(6), | |
436 | }; | |
437 | ||
438 | /** | |
439 | * struct mpath_info - mesh path information | |
440 | * | |
441 | * Mesh path information filled by driver for get_mpath() and dump_mpath(). | |
442 | * | |
443 | * @filled: bitfield of flags from &enum mpath_info_flags | |
444 | * @frame_qlen: number of queued frames for this destination | |
445 | * @dsn: destination sequence number | |
446 | * @metric: metric (cost) of this mesh path | |
447 | * @exptime: expiration time for the mesh path from now, in msecs | |
448 | * @flags: mesh path flags | |
449 | * @discovery_timeout: total mesh path discovery timeout, in msecs | |
450 | * @discovery_retries: mesh path discovery retries | |
f5ea9120 JB |
451 | * @generation: generation number for nl80211 dumps. |
452 | * This number should increase every time the list of mesh paths | |
453 | * changes, i.e. when a station is added or removed, so that | |
454 | * userspace can tell whether it got a consistent snapshot. | |
2ec600d6 LCC |
455 | */ |
456 | struct mpath_info { | |
457 | u32 filled; | |
458 | u32 frame_qlen; | |
459 | u32 dsn; | |
460 | u32 metric; | |
461 | u32 exptime; | |
462 | u32 discovery_timeout; | |
463 | u8 discovery_retries; | |
464 | u8 flags; | |
f5ea9120 JB |
465 | |
466 | int generation; | |
2ec600d6 LCC |
467 | }; |
468 | ||
9f1ba906 JM |
469 | /** |
470 | * struct bss_parameters - BSS parameters | |
471 | * | |
472 | * Used to change BSS parameters (mainly for AP mode). | |
473 | * | |
474 | * @use_cts_prot: Whether to use CTS protection | |
475 | * (0 = no, 1 = yes, -1 = do not change) | |
476 | * @use_short_preamble: Whether the use of short preambles is allowed | |
477 | * (0 = no, 1 = yes, -1 = do not change) | |
478 | * @use_short_slot_time: Whether the use of short slot time is allowed | |
479 | * (0 = no, 1 = yes, -1 = do not change) | |
90c97a04 JM |
480 | * @basic_rates: basic rates in IEEE 802.11 format |
481 | * (or NULL for no change) | |
482 | * @basic_rates_len: number of basic rates | |
9f1ba906 JM |
483 | */ |
484 | struct bss_parameters { | |
485 | int use_cts_prot; | |
486 | int use_short_preamble; | |
487 | int use_short_slot_time; | |
90c97a04 JM |
488 | u8 *basic_rates; |
489 | u8 basic_rates_len; | |
9f1ba906 | 490 | }; |
2ec600d6 | 491 | |
93da9cc1 | 492 | struct mesh_config { |
493 | /* Timeouts in ms */ | |
494 | /* Mesh plink management parameters */ | |
495 | u16 dot11MeshRetryTimeout; | |
496 | u16 dot11MeshConfirmTimeout; | |
497 | u16 dot11MeshHoldingTimeout; | |
498 | u16 dot11MeshMaxPeerLinks; | |
499 | u8 dot11MeshMaxRetries; | |
500 | u8 dot11MeshTTL; | |
501 | bool auto_open_plinks; | |
502 | /* HWMP parameters */ | |
503 | u8 dot11MeshHWMPmaxPREQretries; | |
504 | u32 path_refresh_time; | |
505 | u16 min_discovery_timeout; | |
506 | u32 dot11MeshHWMPactivePathTimeout; | |
507 | u16 dot11MeshHWMPpreqMinInterval; | |
508 | u16 dot11MeshHWMPnetDiameterTraversalTime; | |
509 | }; | |
510 | ||
31888487 JM |
511 | /** |
512 | * struct ieee80211_txq_params - TX queue parameters | |
513 | * @queue: TX queue identifier (NL80211_TXQ_Q_*) | |
514 | * @txop: Maximum burst time in units of 32 usecs, 0 meaning disabled | |
515 | * @cwmin: Minimum contention window [a value of the form 2^n-1 in the range | |
516 | * 1..32767] | |
517 | * @cwmax: Maximum contention window [a value of the form 2^n-1 in the range | |
518 | * 1..32767] | |
519 | * @aifs: Arbitration interframe space [0..255] | |
520 | */ | |
521 | struct ieee80211_txq_params { | |
522 | enum nl80211_txq_q queue; | |
523 | u16 txop; | |
524 | u16 cwmin; | |
525 | u16 cwmax; | |
526 | u8 aifs; | |
527 | }; | |
528 | ||
704232c2 JB |
529 | /* from net/wireless.h */ |
530 | struct wiphy; | |
531 | ||
72bdcf34 JM |
532 | /* from net/ieee80211.h */ |
533 | struct ieee80211_channel; | |
534 | ||
2a519311 JB |
535 | /** |
536 | * struct cfg80211_ssid - SSID description | |
537 | * @ssid: the SSID | |
538 | * @ssid_len: length of the ssid | |
539 | */ | |
540 | struct cfg80211_ssid { | |
541 | u8 ssid[IEEE80211_MAX_SSID_LEN]; | |
542 | u8 ssid_len; | |
543 | }; | |
544 | ||
545 | /** | |
546 | * struct cfg80211_scan_request - scan request description | |
547 | * | |
548 | * @ssids: SSIDs to scan for (active scan only) | |
549 | * @n_ssids: number of SSIDs | |
550 | * @channels: channels to scan on. | |
ca3dbc20 | 551 | * @n_channels: total number of channels to scan |
70692ad2 JM |
552 | * @ie: optional information element(s) to add into Probe Request or %NULL |
553 | * @ie_len: length of ie in octets | |
2a519311 | 554 | * @wiphy: the wiphy this was for |
463d0183 | 555 | * @dev: the interface |
2a519311 JB |
556 | */ |
557 | struct cfg80211_scan_request { | |
558 | struct cfg80211_ssid *ssids; | |
559 | int n_ssids; | |
2a519311 | 560 | u32 n_channels; |
de95a54b | 561 | const u8 *ie; |
70692ad2 | 562 | size_t ie_len; |
2a519311 JB |
563 | |
564 | /* internal */ | |
565 | struct wiphy *wiphy; | |
463d0183 | 566 | struct net_device *dev; |
667503dd | 567 | bool aborted; |
5ba63533 JB |
568 | |
569 | /* keep last */ | |
570 | struct ieee80211_channel *channels[0]; | |
2a519311 JB |
571 | }; |
572 | ||
573 | /** | |
574 | * enum cfg80211_signal_type - signal type | |
575 | * | |
576 | * @CFG80211_SIGNAL_TYPE_NONE: no signal strength information available | |
577 | * @CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) | |
578 | * @CFG80211_SIGNAL_TYPE_UNSPEC: signal strength, increasing from 0 through 100 | |
579 | */ | |
580 | enum cfg80211_signal_type { | |
581 | CFG80211_SIGNAL_TYPE_NONE, | |
582 | CFG80211_SIGNAL_TYPE_MBM, | |
583 | CFG80211_SIGNAL_TYPE_UNSPEC, | |
584 | }; | |
585 | ||
586 | /** | |
587 | * struct cfg80211_bss - BSS description | |
588 | * | |
589 | * This structure describes a BSS (which may also be a mesh network) | |
590 | * for use in scan results and similar. | |
591 | * | |
592 | * @bssid: BSSID of the BSS | |
593 | * @tsf: timestamp of last received update | |
594 | * @beacon_interval: the beacon interval as from the frame | |
595 | * @capability: the capability field in host byte order | |
596 | * @information_elements: the information elements (Note that there | |
597 | * is no guarantee that these are well-formed!) | |
598 | * @len_information_elements: total length of the information elements | |
77965c97 | 599 | * @signal: signal strength value (type depends on the wiphy's signal_type) |
78c1c7e1 | 600 | * @free_priv: function pointer to free private data |
2a519311 JB |
601 | * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes |
602 | */ | |
603 | struct cfg80211_bss { | |
604 | struct ieee80211_channel *channel; | |
605 | ||
606 | u8 bssid[ETH_ALEN]; | |
607 | u64 tsf; | |
608 | u16 beacon_interval; | |
609 | u16 capability; | |
610 | u8 *information_elements; | |
611 | size_t len_information_elements; | |
612 | ||
613 | s32 signal; | |
2a519311 | 614 | |
78c1c7e1 | 615 | void (*free_priv)(struct cfg80211_bss *bss); |
2a519311 JB |
616 | u8 priv[0] __attribute__((__aligned__(sizeof(void *)))); |
617 | }; | |
618 | ||
517357c6 JB |
619 | /** |
620 | * ieee80211_bss_get_ie - find IE with given ID | |
621 | * @bss: the bss to search | |
622 | * @ie: the IE ID | |
623 | * Returns %NULL if not found. | |
624 | */ | |
625 | const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie); | |
626 | ||
627 | ||
b23aa676 SO |
628 | /** |
629 | * struct cfg80211_crypto_settings - Crypto settings | |
630 | * @wpa_versions: indicates which, if any, WPA versions are enabled | |
631 | * (from enum nl80211_wpa_versions) | |
632 | * @cipher_group: group key cipher suite (or 0 if unset) | |
633 | * @n_ciphers_pairwise: number of AP supported unicast ciphers | |
634 | * @ciphers_pairwise: unicast key cipher suites | |
635 | * @n_akm_suites: number of AKM suites | |
636 | * @akm_suites: AKM suites | |
637 | * @control_port: Whether user space controls IEEE 802.1X port, i.e., | |
638 | * sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is | |
639 | * required to assume that the port is unauthorized until authorized by | |
640 | * user space. Otherwise, port is marked authorized by default. | |
641 | */ | |
642 | struct cfg80211_crypto_settings { | |
643 | u32 wpa_versions; | |
644 | u32 cipher_group; | |
645 | int n_ciphers_pairwise; | |
646 | u32 ciphers_pairwise[NL80211_MAX_NR_CIPHER_SUITES]; | |
647 | int n_akm_suites; | |
648 | u32 akm_suites[NL80211_MAX_NR_AKM_SUITES]; | |
649 | bool control_port; | |
650 | }; | |
651 | ||
636a5d36 JM |
652 | /** |
653 | * struct cfg80211_auth_request - Authentication request data | |
654 | * | |
655 | * This structure provides information needed to complete IEEE 802.11 | |
656 | * authentication. | |
19957bb3 JB |
657 | * |
658 | * @bss: The BSS to authenticate with. | |
636a5d36 JM |
659 | * @auth_type: Authentication type (algorithm) |
660 | * @ie: Extra IEs to add to Authentication frame or %NULL | |
661 | * @ie_len: Length of ie buffer in octets | |
fffd0934 JB |
662 | * @key_len: length of WEP key for shared key authentication |
663 | * @key_idx: index of WEP key for shared key authentication | |
664 | * @key: WEP key for shared key authentication | |
636a5d36 JM |
665 | */ |
666 | struct cfg80211_auth_request { | |
19957bb3 | 667 | struct cfg80211_bss *bss; |
636a5d36 JM |
668 | const u8 *ie; |
669 | size_t ie_len; | |
19957bb3 | 670 | enum nl80211_auth_type auth_type; |
fffd0934 JB |
671 | const u8 *key; |
672 | u8 key_len, key_idx; | |
636a5d36 JM |
673 | }; |
674 | ||
675 | /** | |
676 | * struct cfg80211_assoc_request - (Re)Association request data | |
677 | * | |
678 | * This structure provides information needed to complete IEEE 802.11 | |
679 | * (re)association. | |
19957bb3 | 680 | * @bss: The BSS to associate with. |
636a5d36 JM |
681 | * @ie: Extra IEs to add to (Re)Association Request frame or %NULL |
682 | * @ie_len: Length of ie buffer in octets | |
dc6382ce | 683 | * @use_mfp: Use management frame protection (IEEE 802.11w) in this association |
b23aa676 | 684 | * @crypto: crypto settings |
3e5d7649 | 685 | * @prev_bssid: previous BSSID, if not %NULL use reassociate frame |
636a5d36 JM |
686 | */ |
687 | struct cfg80211_assoc_request { | |
19957bb3 | 688 | struct cfg80211_bss *bss; |
3e5d7649 | 689 | const u8 *ie, *prev_bssid; |
636a5d36 | 690 | size_t ie_len; |
b23aa676 | 691 | struct cfg80211_crypto_settings crypto; |
19957bb3 | 692 | bool use_mfp; |
636a5d36 JM |
693 | }; |
694 | ||
695 | /** | |
696 | * struct cfg80211_deauth_request - Deauthentication request data | |
697 | * | |
698 | * This structure provides information needed to complete IEEE 802.11 | |
699 | * deauthentication. | |
700 | * | |
19957bb3 | 701 | * @bss: the BSS to deauthenticate from |
636a5d36 JM |
702 | * @ie: Extra IEs to add to Deauthentication frame or %NULL |
703 | * @ie_len: Length of ie buffer in octets | |
19957bb3 | 704 | * @reason_code: The reason code for the deauthentication |
636a5d36 JM |
705 | */ |
706 | struct cfg80211_deauth_request { | |
19957bb3 | 707 | struct cfg80211_bss *bss; |
636a5d36 JM |
708 | const u8 *ie; |
709 | size_t ie_len; | |
19957bb3 | 710 | u16 reason_code; |
636a5d36 JM |
711 | }; |
712 | ||
713 | /** | |
714 | * struct cfg80211_disassoc_request - Disassociation request data | |
715 | * | |
716 | * This structure provides information needed to complete IEEE 802.11 | |
717 | * disassocation. | |
718 | * | |
19957bb3 | 719 | * @bss: the BSS to disassociate from |
636a5d36 JM |
720 | * @ie: Extra IEs to add to Disassociation frame or %NULL |
721 | * @ie_len: Length of ie buffer in octets | |
19957bb3 | 722 | * @reason_code: The reason code for the disassociation |
636a5d36 JM |
723 | */ |
724 | struct cfg80211_disassoc_request { | |
19957bb3 | 725 | struct cfg80211_bss *bss; |
636a5d36 JM |
726 | const u8 *ie; |
727 | size_t ie_len; | |
19957bb3 | 728 | u16 reason_code; |
636a5d36 JM |
729 | }; |
730 | ||
04a773ad JB |
731 | /** |
732 | * struct cfg80211_ibss_params - IBSS parameters | |
733 | * | |
734 | * This structure defines the IBSS parameters for the join_ibss() | |
735 | * method. | |
736 | * | |
737 | * @ssid: The SSID, will always be non-null. | |
738 | * @ssid_len: The length of the SSID, will always be non-zero. | |
739 | * @bssid: Fixed BSSID requested, maybe be %NULL, if set do not | |
740 | * search for IBSSs with a different BSSID. | |
741 | * @channel: The channel to use if no IBSS can be found to join. | |
742 | * @channel_fixed: The channel should be fixed -- do not search for | |
743 | * IBSSs to join on other channels. | |
744 | * @ie: information element(s) to include in the beacon | |
745 | * @ie_len: length of that | |
8e30bc55 | 746 | * @beacon_interval: beacon interval to use |
fffd0934 JB |
747 | * @privacy: this is a protected network, keys will be configured |
748 | * after joining | |
04a773ad JB |
749 | */ |
750 | struct cfg80211_ibss_params { | |
751 | u8 *ssid; | |
752 | u8 *bssid; | |
753 | struct ieee80211_channel *channel; | |
754 | u8 *ie; | |
755 | u8 ssid_len, ie_len; | |
8e30bc55 | 756 | u16 beacon_interval; |
04a773ad | 757 | bool channel_fixed; |
fffd0934 | 758 | bool privacy; |
04a773ad JB |
759 | }; |
760 | ||
b23aa676 SO |
761 | /** |
762 | * struct cfg80211_connect_params - Connection parameters | |
763 | * | |
764 | * This structure provides information needed to complete IEEE 802.11 | |
765 | * authentication and association. | |
766 | * | |
767 | * @channel: The channel to use or %NULL if not specified (auto-select based | |
768 | * on scan results) | |
769 | * @bssid: The AP BSSID or %NULL if not specified (auto-select based on scan | |
770 | * results) | |
771 | * @ssid: SSID | |
772 | * @ssid_len: Length of ssid in octets | |
773 | * @auth_type: Authentication type (algorithm) | |
774 | * @assoc_ie: IEs for association request | |
775 | * @assoc_ie_len: Length of assoc_ie in octets | |
776 | * @privacy: indicates whether privacy-enabled APs should be used | |
777 | * @crypto: crypto settings | |
fffd0934 JB |
778 | * @key_len: length of WEP key for shared key authentication |
779 | * @key_idx: index of WEP key for shared key authentication | |
780 | * @key: WEP key for shared key authentication | |
b23aa676 SO |
781 | */ |
782 | struct cfg80211_connect_params { | |
783 | struct ieee80211_channel *channel; | |
784 | u8 *bssid; | |
785 | u8 *ssid; | |
786 | size_t ssid_len; | |
787 | enum nl80211_auth_type auth_type; | |
788 | u8 *ie; | |
789 | size_t ie_len; | |
790 | bool privacy; | |
791 | struct cfg80211_crypto_settings crypto; | |
fffd0934 JB |
792 | const u8 *key; |
793 | u8 key_len, key_idx; | |
b23aa676 SO |
794 | }; |
795 | ||
b9a5f8ca JM |
796 | /** |
797 | * enum wiphy_params_flags - set_wiphy_params bitfield values | |
798 | * WIPHY_PARAM_RETRY_SHORT: wiphy->retry_short has changed | |
799 | * WIPHY_PARAM_RETRY_LONG: wiphy->retry_long has changed | |
800 | * WIPHY_PARAM_FRAG_THRESHOLD: wiphy->frag_threshold has changed | |
801 | * WIPHY_PARAM_RTS_THRESHOLD: wiphy->rts_threshold has changed | |
802 | */ | |
803 | enum wiphy_params_flags { | |
804 | WIPHY_PARAM_RETRY_SHORT = 1 << 0, | |
805 | WIPHY_PARAM_RETRY_LONG = 1 << 1, | |
806 | WIPHY_PARAM_FRAG_THRESHOLD = 1 << 2, | |
807 | WIPHY_PARAM_RTS_THRESHOLD = 1 << 3, | |
808 | }; | |
809 | ||
7643a2c3 JB |
810 | /** |
811 | * enum tx_power_setting - TX power adjustment | |
812 | * | |
813 | * @TX_POWER_AUTOMATIC: the dbm parameter is ignored | |
814 | * @TX_POWER_LIMITED: limit TX power by the dbm parameter | |
815 | * @TX_POWER_FIXED: fix TX power to the dbm parameter | |
7643a2c3 JB |
816 | */ |
817 | enum tx_power_setting { | |
818 | TX_POWER_AUTOMATIC, | |
819 | TX_POWER_LIMITED, | |
820 | TX_POWER_FIXED, | |
7643a2c3 JB |
821 | }; |
822 | ||
9930380f JB |
823 | /* |
824 | * cfg80211_bitrate_mask - masks for bitrate control | |
825 | */ | |
826 | struct cfg80211_bitrate_mask { | |
827 | /* | |
828 | * As discussed in Berlin, this struct really | |
829 | * should look like this: | |
830 | ||
831 | struct { | |
832 | u32 legacy; | |
833 | u8 mcs[IEEE80211_HT_MCS_MASK_LEN]; | |
834 | } control[IEEE80211_NUM_BANDS]; | |
835 | ||
836 | * Since we can always fix in-kernel users, let's keep | |
837 | * it simpler for now: | |
838 | */ | |
839 | u32 fixed; /* fixed bitrate, 0 == not fixed */ | |
840 | u32 maxrate; /* in kbps, 0 == no limit */ | |
841 | }; | |
842 | ||
704232c2 JB |
843 | /** |
844 | * struct cfg80211_ops - backend description for wireless configuration | |
845 | * | |
846 | * This struct is registered by fullmac card drivers and/or wireless stacks | |
847 | * in order to handle configuration requests on their interfaces. | |
848 | * | |
849 | * All callbacks except where otherwise noted should return 0 | |
850 | * on success or a negative error code. | |
851 | * | |
43fb45cb JB |
852 | * All operations are currently invoked under rtnl for consistency with the |
853 | * wireless extensions but this is subject to reevaluation as soon as this | |
854 | * code is used more widely and we have a first user without wext. | |
855 | * | |
0378b3f1 JB |
856 | * @suspend: wiphy device needs to be suspended |
857 | * @resume: wiphy device needs to be resumed | |
858 | * | |
60719ffd | 859 | * @add_virtual_intf: create a new virtual interface with the given name, |
463d0183 JB |
860 | * must set the struct wireless_dev's iftype. Beware: You must create |
861 | * the new netdev in the wiphy's network namespace! | |
704232c2 JB |
862 | * |
863 | * @del_virtual_intf: remove the virtual interface determined by ifindex. | |
55682965 | 864 | * |
60719ffd JB |
865 | * @change_virtual_intf: change type/configuration of virtual interface, |
866 | * keep the struct wireless_dev's iftype updated. | |
55682965 | 867 | * |
41ade00f JB |
868 | * @add_key: add a key with the given parameters. @mac_addr will be %NULL |
869 | * when adding a group key. | |
870 | * | |
871 | * @get_key: get information about the key with the given parameters. | |
872 | * @mac_addr will be %NULL when requesting information for a group | |
873 | * key. All pointers given to the @callback function need not be valid | |
e3da574a JB |
874 | * after it returns. This function should return an error if it is |
875 | * not possible to retrieve the key, -ENOENT if it doesn't exist. | |
41ade00f JB |
876 | * |
877 | * @del_key: remove a key given the @mac_addr (%NULL for a group key) | |
e3da574a | 878 | * and @key_index, return -ENOENT if the key doesn't exist. |
41ade00f JB |
879 | * |
880 | * @set_default_key: set the default key on an interface | |
ed1b6cc7 | 881 | * |
3cfcf6ac JM |
882 | * @set_default_mgmt_key: set the default management frame key on an interface |
883 | * | |
ed1b6cc7 JB |
884 | * @add_beacon: Add a beacon with given parameters, @head, @interval |
885 | * and @dtim_period will be valid, @tail is optional. | |
886 | * @set_beacon: Change the beacon parameters for an access point mode | |
887 | * interface. This should reject the call when no beacon has been | |
888 | * configured. | |
889 | * @del_beacon: Remove beacon configuration and stop sending the beacon. | |
5727ef1b JB |
890 | * |
891 | * @add_station: Add a new station. | |
892 | * | |
893 | * @del_station: Remove a station; @mac may be NULL to remove all stations. | |
894 | * | |
895 | * @change_station: Modify a given station. | |
2ec600d6 | 896 | * |
93da9cc1 | 897 | * @get_mesh_params: Put the current mesh parameters into *params |
898 | * | |
899 | * @set_mesh_params: Set mesh parameters. | |
900 | * The mask is a bitfield which tells us which parameters to | |
901 | * set, and which to leave alone. | |
902 | * | |
2ec600d6 | 903 | * @set_mesh_cfg: set mesh parameters (by now, just mesh id) |
9f1ba906 JM |
904 | * |
905 | * @change_bss: Modify parameters for a given BSS. | |
31888487 JM |
906 | * |
907 | * @set_txq_params: Set TX queue parameters | |
72bdcf34 JM |
908 | * |
909 | * @set_channel: Set channel | |
9aed3cc1 | 910 | * |
2a519311 JB |
911 | * @scan: Request to do a scan. If returning zero, the scan request is given |
912 | * the driver, and will be valid until passed to cfg80211_scan_done(). | |
913 | * For scan results, call cfg80211_inform_bss(); you can call this outside | |
914 | * the scan/scan_done bracket too. | |
636a5d36 JM |
915 | * |
916 | * @auth: Request to authenticate with the specified peer | |
917 | * @assoc: Request to (re)associate with the specified peer | |
918 | * @deauth: Request to deauthenticate from the specified peer | |
919 | * @disassoc: Request to disassociate from the specified peer | |
04a773ad | 920 | * |
b23aa676 SO |
921 | * @connect: Connect to the ESS with the specified parameters. When connected, |
922 | * call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS. | |
923 | * If the connection fails for some reason, call cfg80211_connect_result() | |
924 | * with the status from the AP. | |
925 | * @disconnect: Disconnect from the BSS/ESS. | |
926 | * | |
04a773ad JB |
927 | * @join_ibss: Join the specified IBSS (or create if necessary). Once done, call |
928 | * cfg80211_ibss_joined(), also call that function when changing BSSID due | |
929 | * to a merge. | |
930 | * @leave_ibss: Leave the IBSS. | |
b9a5f8ca JM |
931 | * |
932 | * @set_wiphy_params: Notify that wiphy parameters have changed; | |
933 | * @changed bitfield (see &enum wiphy_params_flags) describes which values | |
934 | * have changed. The actual parameter values are available in | |
935 | * struct wiphy. If returning an error, no value should be changed. | |
7643a2c3 JB |
936 | * |
937 | * @set_tx_power: set the transmit power according to the parameters | |
938 | * @get_tx_power: store the current TX power into the dbm variable; | |
1f87f7d3 JB |
939 | * return 0 if successful |
940 | * | |
941 | * @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting | |
942 | * functions to adjust rfkill hw state | |
aff89a9b JB |
943 | * |
944 | * @testmode_cmd: run a test mode command | |
704232c2 JB |
945 | */ |
946 | struct cfg80211_ops { | |
0378b3f1 JB |
947 | int (*suspend)(struct wiphy *wiphy); |
948 | int (*resume)(struct wiphy *wiphy); | |
949 | ||
704232c2 | 950 | int (*add_virtual_intf)(struct wiphy *wiphy, char *name, |
2ec600d6 LCC |
951 | enum nl80211_iftype type, u32 *flags, |
952 | struct vif_params *params); | |
463d0183 | 953 | int (*del_virtual_intf)(struct wiphy *wiphy, struct net_device *dev); |
e36d56b6 JB |
954 | int (*change_virtual_intf)(struct wiphy *wiphy, |
955 | struct net_device *dev, | |
2ec600d6 LCC |
956 | enum nl80211_iftype type, u32 *flags, |
957 | struct vif_params *params); | |
41ade00f JB |
958 | |
959 | int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, | |
4e943900 | 960 | u8 key_index, const u8 *mac_addr, |
41ade00f JB |
961 | struct key_params *params); |
962 | int (*get_key)(struct wiphy *wiphy, struct net_device *netdev, | |
4e943900 | 963 | u8 key_index, const u8 *mac_addr, void *cookie, |
41ade00f JB |
964 | void (*callback)(void *cookie, struct key_params*)); |
965 | int (*del_key)(struct wiphy *wiphy, struct net_device *netdev, | |
4e943900 | 966 | u8 key_index, const u8 *mac_addr); |
41ade00f JB |
967 | int (*set_default_key)(struct wiphy *wiphy, |
968 | struct net_device *netdev, | |
969 | u8 key_index); | |
3cfcf6ac JM |
970 | int (*set_default_mgmt_key)(struct wiphy *wiphy, |
971 | struct net_device *netdev, | |
972 | u8 key_index); | |
ed1b6cc7 JB |
973 | |
974 | int (*add_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
975 | struct beacon_parameters *info); | |
976 | int (*set_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
977 | struct beacon_parameters *info); | |
978 | int (*del_beacon)(struct wiphy *wiphy, struct net_device *dev); | |
5727ef1b JB |
979 | |
980 | ||
981 | int (*add_station)(struct wiphy *wiphy, struct net_device *dev, | |
982 | u8 *mac, struct station_parameters *params); | |
983 | int (*del_station)(struct wiphy *wiphy, struct net_device *dev, | |
984 | u8 *mac); | |
985 | int (*change_station)(struct wiphy *wiphy, struct net_device *dev, | |
986 | u8 *mac, struct station_parameters *params); | |
fd5b74dc | 987 | int (*get_station)(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 LCC |
988 | u8 *mac, struct station_info *sinfo); |
989 | int (*dump_station)(struct wiphy *wiphy, struct net_device *dev, | |
990 | int idx, u8 *mac, struct station_info *sinfo); | |
991 | ||
992 | int (*add_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
993 | u8 *dst, u8 *next_hop); | |
994 | int (*del_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
995 | u8 *dst); | |
996 | int (*change_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
997 | u8 *dst, u8 *next_hop); | |
998 | int (*get_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
999 | u8 *dst, u8 *next_hop, | |
1000 | struct mpath_info *pinfo); | |
1001 | int (*dump_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
1002 | int idx, u8 *dst, u8 *next_hop, | |
1003 | struct mpath_info *pinfo); | |
93da9cc1 | 1004 | int (*get_mesh_params)(struct wiphy *wiphy, |
1005 | struct net_device *dev, | |
1006 | struct mesh_config *conf); | |
1007 | int (*set_mesh_params)(struct wiphy *wiphy, | |
1008 | struct net_device *dev, | |
1009 | const struct mesh_config *nconf, u32 mask); | |
9f1ba906 JM |
1010 | int (*change_bss)(struct wiphy *wiphy, struct net_device *dev, |
1011 | struct bss_parameters *params); | |
31888487 JM |
1012 | |
1013 | int (*set_txq_params)(struct wiphy *wiphy, | |
1014 | struct ieee80211_txq_params *params); | |
72bdcf34 JM |
1015 | |
1016 | int (*set_channel)(struct wiphy *wiphy, | |
1017 | struct ieee80211_channel *chan, | |
094d05dc | 1018 | enum nl80211_channel_type channel_type); |
9aed3cc1 | 1019 | |
2a519311 JB |
1020 | int (*scan)(struct wiphy *wiphy, struct net_device *dev, |
1021 | struct cfg80211_scan_request *request); | |
636a5d36 JM |
1022 | |
1023 | int (*auth)(struct wiphy *wiphy, struct net_device *dev, | |
1024 | struct cfg80211_auth_request *req); | |
1025 | int (*assoc)(struct wiphy *wiphy, struct net_device *dev, | |
1026 | struct cfg80211_assoc_request *req); | |
1027 | int (*deauth)(struct wiphy *wiphy, struct net_device *dev, | |
667503dd JB |
1028 | struct cfg80211_deauth_request *req, |
1029 | void *cookie); | |
636a5d36 | 1030 | int (*disassoc)(struct wiphy *wiphy, struct net_device *dev, |
667503dd JB |
1031 | struct cfg80211_disassoc_request *req, |
1032 | void *cookie); | |
04a773ad | 1033 | |
b23aa676 SO |
1034 | int (*connect)(struct wiphy *wiphy, struct net_device *dev, |
1035 | struct cfg80211_connect_params *sme); | |
1036 | int (*disconnect)(struct wiphy *wiphy, struct net_device *dev, | |
1037 | u16 reason_code); | |
1038 | ||
04a773ad JB |
1039 | int (*join_ibss)(struct wiphy *wiphy, struct net_device *dev, |
1040 | struct cfg80211_ibss_params *params); | |
1041 | int (*leave_ibss)(struct wiphy *wiphy, struct net_device *dev); | |
b9a5f8ca JM |
1042 | |
1043 | int (*set_wiphy_params)(struct wiphy *wiphy, u32 changed); | |
7643a2c3 JB |
1044 | |
1045 | int (*set_tx_power)(struct wiphy *wiphy, | |
1046 | enum tx_power_setting type, int dbm); | |
1047 | int (*get_tx_power)(struct wiphy *wiphy, int *dbm); | |
1f87f7d3 | 1048 | |
ab737a4f JB |
1049 | int (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev, |
1050 | u8 *addr); | |
1051 | ||
1f87f7d3 | 1052 | void (*rfkill_poll)(struct wiphy *wiphy); |
aff89a9b JB |
1053 | |
1054 | #ifdef CONFIG_NL80211_TESTMODE | |
1055 | int (*testmode_cmd)(struct wiphy *wiphy, void *data, int len); | |
1056 | #endif | |
bc92afd9 | 1057 | |
9930380f JB |
1058 | int (*set_bitrate_mask)(struct wiphy *wiphy, |
1059 | struct net_device *dev, | |
1060 | const u8 *peer, | |
1061 | const struct cfg80211_bitrate_mask *mask); | |
1062 | ||
bc92afd9 JB |
1063 | /* some temporary stuff to finish wext */ |
1064 | int (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev, | |
1065 | bool enabled, int timeout); | |
704232c2 JB |
1066 | }; |
1067 | ||
d3236553 JB |
1068 | /* |
1069 | * wireless hardware and networking interfaces structures | |
1070 | * and registration/helper functions | |
1071 | */ | |
1072 | ||
1073 | /** | |
1074 | * struct wiphy - wireless hardware description | |
1075 | * @idx: the wiphy index assigned to this item | |
1076 | * @class_dev: the class device representing /sys/class/ieee80211/<wiphy-name> | |
1077 | * @custom_regulatory: tells us the driver for this device | |
1078 | * has its own custom regulatory domain and cannot identify the | |
1079 | * ISO / IEC 3166 alpha2 it belongs to. When this is enabled | |
1080 | * we will disregard the first regulatory hint (when the | |
1081 | * initiator is %REGDOM_SET_BY_CORE). | |
1082 | * @strict_regulatory: tells us the driver for this device will ignore | |
1083 | * regulatory domain settings until it gets its own regulatory domain | |
1084 | * via its regulatory_hint(). After its gets its own regulatory domain | |
1085 | * it will only allow further regulatory domain settings to further | |
1086 | * enhance compliance. For example if channel 13 and 14 are disabled | |
1087 | * by this regulatory domain no user regulatory domain can enable these | |
1088 | * channels at a later time. This can be used for devices which do not | |
1089 | * have calibration information gauranteed for frequencies or settings | |
1090 | * outside of its regulatory domain. | |
37184244 LR |
1091 | * @disable_beacon_hints: enable this if your driver needs to ensure that |
1092 | * passive scan flags and beaconing flags may not be lifted by cfg80211 | |
1093 | * due to regulatory beacon hints. For more information on beacon | |
1094 | * hints read the documenation for regulatory_hint_found_beacon() | |
d3236553 JB |
1095 | * @reg_notifier: the driver's regulatory notification callback |
1096 | * @regd: the driver's regulatory domain, if one was requested via | |
1097 | * the regulatory_hint() API. This can be used by the driver | |
1098 | * on the reg_notifier() if it chooses to ignore future | |
1099 | * regulatory domain changes caused by other drivers. | |
1100 | * @signal_type: signal type reported in &struct cfg80211_bss. | |
1101 | * @cipher_suites: supported cipher suites | |
1102 | * @n_cipher_suites: number of supported cipher suites | |
b9a5f8ca JM |
1103 | * @retry_short: Retry limit for short frames (dot11ShortRetryLimit) |
1104 | * @retry_long: Retry limit for long frames (dot11LongRetryLimit) | |
1105 | * @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold); | |
1106 | * -1 = fragmentation disabled, only odd values >= 256 used | |
1107 | * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled | |
463d0183 JB |
1108 | * @net: the network namespace this wiphy currently lives in |
1109 | * @netnsok: if set to false, do not allow changing the netns of this | |
1110 | * wiphy at all | |
16cb9d42 JB |
1111 | * @ps_default: default for powersave, will be set depending on the |
1112 | * kernel's default on wiphy_new(), but can be changed by the | |
1113 | * driver if it has a good reason to override the default | |
d3236553 JB |
1114 | */ |
1115 | struct wiphy { | |
1116 | /* assign these fields before you register the wiphy */ | |
1117 | ||
1118 | /* permanent MAC address */ | |
1119 | u8 perm_addr[ETH_ALEN]; | |
1120 | ||
1121 | /* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */ | |
1122 | u16 interface_modes; | |
1123 | ||
1124 | bool custom_regulatory; | |
1125 | bool strict_regulatory; | |
37184244 | 1126 | bool disable_beacon_hints; |
d3236553 | 1127 | |
463d0183 | 1128 | bool netnsok; |
16cb9d42 | 1129 | bool ps_default; |
463d0183 | 1130 | |
d3236553 JB |
1131 | enum cfg80211_signal_type signal_type; |
1132 | ||
1133 | int bss_priv_size; | |
1134 | u8 max_scan_ssids; | |
1135 | u16 max_scan_ie_len; | |
1136 | ||
1137 | int n_cipher_suites; | |
1138 | const u32 *cipher_suites; | |
1139 | ||
b9a5f8ca JM |
1140 | u8 retry_short; |
1141 | u8 retry_long; | |
1142 | u32 frag_threshold; | |
1143 | u32 rts_threshold; | |
1144 | ||
d3236553 JB |
1145 | /* If multiple wiphys are registered and you're handed e.g. |
1146 | * a regular netdev with assigned ieee80211_ptr, you won't | |
1147 | * know whether it points to a wiphy your driver has registered | |
1148 | * or not. Assign this to something global to your driver to | |
1149 | * help determine whether you own this wiphy or not. */ | |
cf5aa2f1 | 1150 | const void *privid; |
d3236553 JB |
1151 | |
1152 | struct ieee80211_supported_band *bands[IEEE80211_NUM_BANDS]; | |
1153 | ||
1154 | /* Lets us get back the wiphy on the callback */ | |
1155 | int (*reg_notifier)(struct wiphy *wiphy, | |
1156 | struct regulatory_request *request); | |
1157 | ||
1158 | /* fields below are read-only, assigned by cfg80211 */ | |
1159 | ||
1160 | const struct ieee80211_regdomain *regd; | |
1161 | ||
1162 | /* the item in /sys/class/ieee80211/ points to this, | |
1163 | * you need use set_wiphy_dev() (see below) */ | |
1164 | struct device dev; | |
1165 | ||
1166 | /* dir in debugfs: ieee80211/<wiphyname> */ | |
1167 | struct dentry *debugfsdir; | |
1168 | ||
463d0183 JB |
1169 | #ifdef CONFIG_NET_NS |
1170 | /* the network namespace this phy lives in currently */ | |
1171 | struct net *_net; | |
1172 | #endif | |
1173 | ||
3d23e349 JB |
1174 | #ifdef CONFIG_CFG80211_WEXT |
1175 | const struct iw_handler_def *wext; | |
1176 | #endif | |
1177 | ||
d3236553 JB |
1178 | char priv[0] __attribute__((__aligned__(NETDEV_ALIGN))); |
1179 | }; | |
1180 | ||
463d0183 JB |
1181 | #ifdef CONFIG_NET_NS |
1182 | static inline struct net *wiphy_net(struct wiphy *wiphy) | |
1183 | { | |
1184 | return wiphy->_net; | |
1185 | } | |
1186 | ||
1187 | static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net) | |
1188 | { | |
1189 | wiphy->_net = net; | |
1190 | } | |
1191 | #else | |
1192 | static inline struct net *wiphy_net(struct wiphy *wiphy) | |
1193 | { | |
1194 | return &init_net; | |
1195 | } | |
1196 | ||
1197 | static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net) | |
1198 | { | |
1199 | } | |
1200 | #endif | |
1201 | ||
d3236553 JB |
1202 | /** |
1203 | * wiphy_priv - return priv from wiphy | |
1204 | * | |
1205 | * @wiphy: the wiphy whose priv pointer to return | |
1206 | */ | |
1207 | static inline void *wiphy_priv(struct wiphy *wiphy) | |
1208 | { | |
1209 | BUG_ON(!wiphy); | |
1210 | return &wiphy->priv; | |
1211 | } | |
1212 | ||
f1f74825 DK |
1213 | /** |
1214 | * priv_to_wiphy - return the wiphy containing the priv | |
1215 | * | |
1216 | * @priv: a pointer previously returned by wiphy_priv | |
1217 | */ | |
1218 | static inline struct wiphy *priv_to_wiphy(void *priv) | |
1219 | { | |
1220 | BUG_ON(!priv); | |
1221 | return container_of(priv, struct wiphy, priv); | |
1222 | } | |
1223 | ||
d3236553 JB |
1224 | /** |
1225 | * set_wiphy_dev - set device pointer for wiphy | |
1226 | * | |
1227 | * @wiphy: The wiphy whose device to bind | |
1228 | * @dev: The device to parent it to | |
1229 | */ | |
1230 | static inline void set_wiphy_dev(struct wiphy *wiphy, struct device *dev) | |
1231 | { | |
1232 | wiphy->dev.parent = dev; | |
1233 | } | |
1234 | ||
1235 | /** | |
1236 | * wiphy_dev - get wiphy dev pointer | |
1237 | * | |
1238 | * @wiphy: The wiphy whose device struct to look up | |
1239 | */ | |
1240 | static inline struct device *wiphy_dev(struct wiphy *wiphy) | |
1241 | { | |
1242 | return wiphy->dev.parent; | |
1243 | } | |
1244 | ||
1245 | /** | |
1246 | * wiphy_name - get wiphy name | |
1247 | * | |
1248 | * @wiphy: The wiphy whose name to return | |
1249 | */ | |
1250 | static inline const char *wiphy_name(struct wiphy *wiphy) | |
1251 | { | |
1252 | return dev_name(&wiphy->dev); | |
1253 | } | |
1254 | ||
1255 | /** | |
1256 | * wiphy_new - create a new wiphy for use with cfg80211 | |
1257 | * | |
1258 | * @ops: The configuration operations for this device | |
1259 | * @sizeof_priv: The size of the private area to allocate | |
1260 | * | |
1261 | * Create a new wiphy and associate the given operations with it. | |
1262 | * @sizeof_priv bytes are allocated for private use. | |
1263 | * | |
1264 | * The returned pointer must be assigned to each netdev's | |
1265 | * ieee80211_ptr for proper operation. | |
1266 | */ | |
3dcf670b | 1267 | struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv); |
d3236553 JB |
1268 | |
1269 | /** | |
1270 | * wiphy_register - register a wiphy with cfg80211 | |
1271 | * | |
1272 | * @wiphy: The wiphy to register. | |
1273 | * | |
1274 | * Returns a non-negative wiphy index or a negative error code. | |
1275 | */ | |
1276 | extern int wiphy_register(struct wiphy *wiphy); | |
1277 | ||
1278 | /** | |
1279 | * wiphy_unregister - deregister a wiphy from cfg80211 | |
1280 | * | |
1281 | * @wiphy: The wiphy to unregister. | |
1282 | * | |
1283 | * After this call, no more requests can be made with this priv | |
1284 | * pointer, but the call may sleep to wait for an outstanding | |
1285 | * request that is being handled. | |
1286 | */ | |
1287 | extern void wiphy_unregister(struct wiphy *wiphy); | |
1288 | ||
1289 | /** | |
1290 | * wiphy_free - free wiphy | |
1291 | * | |
1292 | * @wiphy: The wiphy to free | |
1293 | */ | |
1294 | extern void wiphy_free(struct wiphy *wiphy); | |
1295 | ||
fffd0934 | 1296 | /* internal structs */ |
6829c878 | 1297 | struct cfg80211_conn; |
19957bb3 | 1298 | struct cfg80211_internal_bss; |
fffd0934 | 1299 | struct cfg80211_cached_keys; |
19957bb3 JB |
1300 | |
1301 | #define MAX_AUTH_BSSES 4 | |
6829c878 | 1302 | |
d3236553 JB |
1303 | /** |
1304 | * struct wireless_dev - wireless per-netdev state | |
1305 | * | |
1306 | * This structure must be allocated by the driver/stack | |
1307 | * that uses the ieee80211_ptr field in struct net_device | |
1308 | * (this is intentional so it can be allocated along with | |
1309 | * the netdev.) | |
1310 | * | |
1311 | * @wiphy: pointer to hardware description | |
1312 | * @iftype: interface type | |
1313 | * @list: (private) Used to collect the interfaces | |
1314 | * @netdev: (private) Used to reference back to the netdev | |
1315 | * @current_bss: (private) Used by the internal configuration code | |
1316 | * @bssid: (private) Used by the internal configuration code | |
1317 | * @ssid: (private) Used by the internal configuration code | |
1318 | * @ssid_len: (private) Used by the internal configuration code | |
1319 | * @wext: (private) Used by the internal wireless extensions compat code | |
1320 | * @wext_bssid: (private) Used by the internal wireless extensions compat code | |
1321 | */ | |
1322 | struct wireless_dev { | |
1323 | struct wiphy *wiphy; | |
1324 | enum nl80211_iftype iftype; | |
1325 | ||
667503dd | 1326 | /* the remainder of this struct should be private to cfg80211 */ |
d3236553 JB |
1327 | struct list_head list; |
1328 | struct net_device *netdev; | |
1329 | ||
667503dd JB |
1330 | struct mutex mtx; |
1331 | ||
ad002395 JB |
1332 | struct work_struct cleanup_work; |
1333 | ||
b23aa676 | 1334 | /* currently used for IBSS and SME - might be rearranged later */ |
d3236553 JB |
1335 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
1336 | u8 ssid_len; | |
b23aa676 SO |
1337 | enum { |
1338 | CFG80211_SME_IDLE, | |
6829c878 | 1339 | CFG80211_SME_CONNECTING, |
b23aa676 SO |
1340 | CFG80211_SME_CONNECTED, |
1341 | } sme_state; | |
6829c878 | 1342 | struct cfg80211_conn *conn; |
fffd0934 | 1343 | struct cfg80211_cached_keys *connect_keys; |
d3236553 | 1344 | |
667503dd JB |
1345 | struct list_head event_list; |
1346 | spinlock_t event_lock; | |
1347 | ||
19957bb3 JB |
1348 | struct cfg80211_internal_bss *authtry_bsses[MAX_AUTH_BSSES]; |
1349 | struct cfg80211_internal_bss *auth_bsses[MAX_AUTH_BSSES]; | |
1350 | struct cfg80211_internal_bss *current_bss; /* associated / joined */ | |
1351 | ||
3d23e349 | 1352 | #ifdef CONFIG_CFG80211_WEXT |
d3236553 | 1353 | /* wext data */ |
cbe8fa9c | 1354 | struct { |
c238c8ac JB |
1355 | struct cfg80211_ibss_params ibss; |
1356 | struct cfg80211_connect_params connect; | |
fffd0934 | 1357 | struct cfg80211_cached_keys *keys; |
f2129354 JB |
1358 | u8 *ie; |
1359 | size_t ie_len; | |
f401a6f7 | 1360 | u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; |
f2129354 | 1361 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
08645126 | 1362 | s8 default_key, default_mgmt_key; |
f401a6f7 | 1363 | bool ps, prev_bssid_valid; |
bc92afd9 | 1364 | int ps_timeout; |
cbe8fa9c | 1365 | } wext; |
d3236553 JB |
1366 | #endif |
1367 | }; | |
1368 | ||
1369 | /** | |
1370 | * wdev_priv - return wiphy priv from wireless_dev | |
1371 | * | |
1372 | * @wdev: The wireless device whose wiphy's priv pointer to return | |
1373 | */ | |
1374 | static inline void *wdev_priv(struct wireless_dev *wdev) | |
1375 | { | |
1376 | BUG_ON(!wdev); | |
1377 | return wiphy_priv(wdev->wiphy); | |
1378 | } | |
1379 | ||
1380 | /* | |
1381 | * Utility functions | |
1382 | */ | |
1383 | ||
1384 | /** | |
1385 | * ieee80211_channel_to_frequency - convert channel number to frequency | |
1386 | */ | |
1387 | extern int ieee80211_channel_to_frequency(int chan); | |
1388 | ||
1389 | /** | |
1390 | * ieee80211_frequency_to_channel - convert frequency to channel number | |
1391 | */ | |
1392 | extern int ieee80211_frequency_to_channel(int freq); | |
1393 | ||
1394 | /* | |
1395 | * Name indirection necessary because the ieee80211 code also has | |
1396 | * a function named "ieee80211_get_channel", so if you include | |
1397 | * cfg80211's header file you get cfg80211's version, if you try | |
1398 | * to include both header files you'll (rightfully!) get a symbol | |
1399 | * clash. | |
1400 | */ | |
1401 | extern struct ieee80211_channel *__ieee80211_get_channel(struct wiphy *wiphy, | |
1402 | int freq); | |
1403 | /** | |
1404 | * ieee80211_get_channel - get channel struct from wiphy for specified frequency | |
1405 | */ | |
1406 | static inline struct ieee80211_channel * | |
1407 | ieee80211_get_channel(struct wiphy *wiphy, int freq) | |
1408 | { | |
1409 | return __ieee80211_get_channel(wiphy, freq); | |
1410 | } | |
1411 | ||
1412 | /** | |
1413 | * ieee80211_get_response_rate - get basic rate for a given rate | |
1414 | * | |
1415 | * @sband: the band to look for rates in | |
1416 | * @basic_rates: bitmap of basic rates | |
1417 | * @bitrate: the bitrate for which to find the basic rate | |
1418 | * | |
1419 | * This function returns the basic rate corresponding to a given | |
1420 | * bitrate, that is the next lower bitrate contained in the basic | |
1421 | * rate map, which is, for this function, given as a bitmap of | |
1422 | * indices of rates in the band's bitrate table. | |
1423 | */ | |
1424 | struct ieee80211_rate * | |
1425 | ieee80211_get_response_rate(struct ieee80211_supported_band *sband, | |
1426 | u32 basic_rates, int bitrate); | |
1427 | ||
1428 | /* | |
1429 | * Radiotap parsing functions -- for controlled injection support | |
1430 | * | |
1431 | * Implemented in net/wireless/radiotap.c | |
1432 | * Documentation in Documentation/networking/radiotap-headers.txt | |
1433 | */ | |
1434 | ||
1435 | /** | |
1436 | * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args | |
1437 | * @rtheader: pointer to the radiotap header we are walking through | |
1438 | * @max_length: length of radiotap header in cpu byte ordering | |
1439 | * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg | |
1440 | * @this_arg: pointer to current radiotap arg | |
1441 | * @arg_index: internal next argument index | |
1442 | * @arg: internal next argument pointer | |
1443 | * @next_bitmap: internal pointer to next present u32 | |
1444 | * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present | |
1445 | */ | |
1446 | ||
1447 | struct ieee80211_radiotap_iterator { | |
1448 | struct ieee80211_radiotap_header *rtheader; | |
1449 | int max_length; | |
1450 | int this_arg_index; | |
1451 | u8 *this_arg; | |
1452 | ||
1453 | int arg_index; | |
1454 | u8 *arg; | |
1455 | __le32 *next_bitmap; | |
1456 | u32 bitmap_shifter; | |
1457 | }; | |
1458 | ||
1459 | extern int ieee80211_radiotap_iterator_init( | |
1460 | struct ieee80211_radiotap_iterator *iterator, | |
1461 | struct ieee80211_radiotap_header *radiotap_header, | |
1462 | int max_length); | |
1463 | ||
1464 | extern int ieee80211_radiotap_iterator_next( | |
1465 | struct ieee80211_radiotap_iterator *iterator); | |
1466 | ||
e31a16d6 ZY |
1467 | extern const unsigned char rfc1042_header[6]; |
1468 | extern const unsigned char bridge_tunnel_header[6]; | |
1469 | ||
1470 | /** | |
1471 | * ieee80211_get_hdrlen_from_skb - get header length from data | |
1472 | * | |
1473 | * Given an skb with a raw 802.11 header at the data pointer this function | |
1474 | * returns the 802.11 header length in bytes (not including encryption | |
1475 | * headers). If the data in the sk_buff is too short to contain a valid 802.11 | |
1476 | * header the function returns 0. | |
1477 | * | |
1478 | * @skb: the frame | |
1479 | */ | |
1480 | unsigned int ieee80211_get_hdrlen_from_skb(const struct sk_buff *skb); | |
1481 | ||
1482 | /** | |
1483 | * ieee80211_hdrlen - get header length in bytes from frame control | |
1484 | * @fc: frame control field in little-endian format | |
1485 | */ | |
1486 | unsigned int ieee80211_hdrlen(__le16 fc); | |
1487 | ||
1488 | /** | |
1489 | * ieee80211_data_to_8023 - convert an 802.11 data frame to 802.3 | |
1490 | * @skb: the 802.11 data frame | |
1491 | * @addr: the device MAC address | |
1492 | * @iftype: the virtual interface type | |
1493 | */ | |
1494 | int ieee80211_data_to_8023(struct sk_buff *skb, u8 *addr, | |
1495 | enum nl80211_iftype iftype); | |
1496 | ||
1497 | /** | |
1498 | * ieee80211_data_from_8023 - convert an 802.3 frame to 802.11 | |
1499 | * @skb: the 802.3 frame | |
1500 | * @addr: the device MAC address | |
1501 | * @iftype: the virtual interface type | |
1502 | * @bssid: the network bssid (used only for iftype STATION and ADHOC) | |
1503 | * @qos: build 802.11 QoS data frame | |
1504 | */ | |
1505 | int ieee80211_data_from_8023(struct sk_buff *skb, u8 *addr, | |
1506 | enum nl80211_iftype iftype, u8 *bssid, bool qos); | |
1507 | ||
1508 | /** | |
1509 | * cfg80211_classify8021d - determine the 802.1p/1d tag for a data frame | |
1510 | * @skb: the data frame | |
1511 | */ | |
1512 | unsigned int cfg80211_classify8021d(struct sk_buff *skb); | |
1513 | ||
d3236553 JB |
1514 | /* |
1515 | * Regulatory helper functions for wiphys | |
1516 | */ | |
1517 | ||
1518 | /** | |
1519 | * regulatory_hint - driver hint to the wireless core a regulatory domain | |
1520 | * @wiphy: the wireless device giving the hint (used only for reporting | |
1521 | * conflicts) | |
1522 | * @alpha2: the ISO/IEC 3166 alpha2 the driver claims its regulatory domain | |
1523 | * should be in. If @rd is set this should be NULL. Note that if you | |
1524 | * set this to NULL you should still set rd->alpha2 to some accepted | |
1525 | * alpha2. | |
1526 | * | |
1527 | * Wireless drivers can use this function to hint to the wireless core | |
1528 | * what it believes should be the current regulatory domain by | |
1529 | * giving it an ISO/IEC 3166 alpha2 country code it knows its regulatory | |
1530 | * domain should be in or by providing a completely build regulatory domain. | |
1531 | * If the driver provides an ISO/IEC 3166 alpha2 userspace will be queried | |
1532 | * for a regulatory domain structure for the respective country. | |
1533 | * | |
1534 | * The wiphy must have been registered to cfg80211 prior to this call. | |
1535 | * For cfg80211 drivers this means you must first use wiphy_register(), | |
1536 | * for mac80211 drivers you must first use ieee80211_register_hw(). | |
1537 | * | |
1538 | * Drivers should check the return value, its possible you can get | |
1539 | * an -ENOMEM. | |
1540 | */ | |
1541 | extern int regulatory_hint(struct wiphy *wiphy, const char *alpha2); | |
1542 | ||
d3236553 JB |
1543 | /** |
1544 | * wiphy_apply_custom_regulatory - apply a custom driver regulatory domain | |
1545 | * @wiphy: the wireless device we want to process the regulatory domain on | |
1546 | * @regd: the custom regulatory domain to use for this wiphy | |
1547 | * | |
1548 | * Drivers can sometimes have custom regulatory domains which do not apply | |
1549 | * to a specific country. Drivers can use this to apply such custom regulatory | |
1550 | * domains. This routine must be called prior to wiphy registration. The | |
1551 | * custom regulatory domain will be trusted completely and as such previous | |
1552 | * default channel settings will be disregarded. If no rule is found for a | |
1553 | * channel on the regulatory domain the channel will be disabled. | |
1554 | */ | |
1555 | extern void wiphy_apply_custom_regulatory( | |
1556 | struct wiphy *wiphy, | |
1557 | const struct ieee80211_regdomain *regd); | |
1558 | ||
1559 | /** | |
1560 | * freq_reg_info - get regulatory information for the given frequency | |
1561 | * @wiphy: the wiphy for which we want to process this rule for | |
1562 | * @center_freq: Frequency in KHz for which we want regulatory information for | |
038659e7 LR |
1563 | * @desired_bw_khz: the desired max bandwidth you want to use per |
1564 | * channel. Note that this is still 20 MHz if you want to use HT40 | |
1565 | * as HT40 makes use of two channels for its 40 MHz width bandwidth. | |
1566 | * If set to 0 we'll assume you want the standard 20 MHz. | |
d3236553 JB |
1567 | * @reg_rule: the regulatory rule which we have for this frequency |
1568 | * | |
1569 | * Use this function to get the regulatory rule for a specific frequency on | |
1570 | * a given wireless device. If the device has a specific regulatory domain | |
1571 | * it wants to follow we respect that unless a country IE has been received | |
1572 | * and processed already. | |
1573 | * | |
1574 | * Returns 0 if it was able to find a valid regulatory rule which does | |
1575 | * apply to the given center_freq otherwise it returns non-zero. It will | |
1576 | * also return -ERANGE if we determine the given center_freq does not even have | |
1577 | * a regulatory rule for a frequency range in the center_freq's band. See | |
1578 | * freq_in_rule_band() for our current definition of a band -- this is purely | |
1579 | * subjective and right now its 802.11 specific. | |
1580 | */ | |
038659e7 LR |
1581 | extern int freq_reg_info(struct wiphy *wiphy, |
1582 | u32 center_freq, | |
1583 | u32 desired_bw_khz, | |
d3236553 JB |
1584 | const struct ieee80211_reg_rule **reg_rule); |
1585 | ||
1586 | /* | |
1587 | * Temporary wext handlers & helper functions | |
1588 | * | |
1589 | * In the future cfg80211 will simply assign the entire wext handler | |
1590 | * structure to netdevs it manages, but we're not there yet. | |
1591 | */ | |
fee52678 JB |
1592 | int cfg80211_wext_giwname(struct net_device *dev, |
1593 | struct iw_request_info *info, | |
1594 | char *name, char *extra); | |
e60c7744 JB |
1595 | int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info, |
1596 | u32 *mode, char *extra); | |
1597 | int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info, | |
1598 | u32 *mode, char *extra); | |
2a519311 JB |
1599 | int cfg80211_wext_siwscan(struct net_device *dev, |
1600 | struct iw_request_info *info, | |
1601 | union iwreq_data *wrqu, char *extra); | |
1602 | int cfg80211_wext_giwscan(struct net_device *dev, | |
1603 | struct iw_request_info *info, | |
1604 | struct iw_point *data, char *extra); | |
691597cb JB |
1605 | int cfg80211_wext_siwmlme(struct net_device *dev, |
1606 | struct iw_request_info *info, | |
1607 | struct iw_point *data, char *extra); | |
4aa188e1 JB |
1608 | int cfg80211_wext_giwrange(struct net_device *dev, |
1609 | struct iw_request_info *info, | |
1610 | struct iw_point *data, char *extra); | |
f2129354 JB |
1611 | int cfg80211_wext_siwgenie(struct net_device *dev, |
1612 | struct iw_request_info *info, | |
1613 | struct iw_point *data, char *extra); | |
1614 | int cfg80211_wext_siwauth(struct net_device *dev, | |
1615 | struct iw_request_info *info, | |
1616 | struct iw_param *data, char *extra); | |
1617 | int cfg80211_wext_giwauth(struct net_device *dev, | |
1618 | struct iw_request_info *info, | |
1619 | struct iw_param *data, char *extra); | |
1620 | ||
0e82ffe3 JB |
1621 | int cfg80211_wext_siwfreq(struct net_device *dev, |
1622 | struct iw_request_info *info, | |
1623 | struct iw_freq *freq, char *extra); | |
1624 | int cfg80211_wext_giwfreq(struct net_device *dev, | |
1625 | struct iw_request_info *info, | |
1626 | struct iw_freq *freq, char *extra); | |
1f9298f9 JB |
1627 | int cfg80211_wext_siwessid(struct net_device *dev, |
1628 | struct iw_request_info *info, | |
1629 | struct iw_point *data, char *ssid); | |
1630 | int cfg80211_wext_giwessid(struct net_device *dev, | |
1631 | struct iw_request_info *info, | |
1632 | struct iw_point *data, char *ssid); | |
9930380f JB |
1633 | int cfg80211_wext_siwrate(struct net_device *dev, |
1634 | struct iw_request_info *info, | |
1635 | struct iw_param *rate, char *extra); | |
1636 | int cfg80211_wext_giwrate(struct net_device *dev, | |
1637 | struct iw_request_info *info, | |
1638 | struct iw_param *rate, char *extra); | |
1639 | ||
b9a5f8ca JM |
1640 | int cfg80211_wext_siwrts(struct net_device *dev, |
1641 | struct iw_request_info *info, | |
1642 | struct iw_param *rts, char *extra); | |
1643 | int cfg80211_wext_giwrts(struct net_device *dev, | |
1644 | struct iw_request_info *info, | |
1645 | struct iw_param *rts, char *extra); | |
1646 | int cfg80211_wext_siwfrag(struct net_device *dev, | |
1647 | struct iw_request_info *info, | |
1648 | struct iw_param *frag, char *extra); | |
1649 | int cfg80211_wext_giwfrag(struct net_device *dev, | |
1650 | struct iw_request_info *info, | |
1651 | struct iw_param *frag, char *extra); | |
1652 | int cfg80211_wext_siwretry(struct net_device *dev, | |
1653 | struct iw_request_info *info, | |
1654 | struct iw_param *retry, char *extra); | |
1655 | int cfg80211_wext_giwretry(struct net_device *dev, | |
1656 | struct iw_request_info *info, | |
1657 | struct iw_param *retry, char *extra); | |
08645126 JB |
1658 | int cfg80211_wext_siwencodeext(struct net_device *dev, |
1659 | struct iw_request_info *info, | |
1660 | struct iw_point *erq, char *extra); | |
1661 | int cfg80211_wext_siwencode(struct net_device *dev, | |
1662 | struct iw_request_info *info, | |
1663 | struct iw_point *erq, char *keybuf); | |
1664 | int cfg80211_wext_giwencode(struct net_device *dev, | |
1665 | struct iw_request_info *info, | |
1666 | struct iw_point *erq, char *keybuf); | |
7643a2c3 JB |
1667 | int cfg80211_wext_siwtxpower(struct net_device *dev, |
1668 | struct iw_request_info *info, | |
1669 | union iwreq_data *data, char *keybuf); | |
1670 | int cfg80211_wext_giwtxpower(struct net_device *dev, | |
1671 | struct iw_request_info *info, | |
1672 | union iwreq_data *data, char *keybuf); | |
8990646d | 1673 | struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev); |
b9a5f8ca | 1674 | |
bc92afd9 JB |
1675 | int cfg80211_wext_siwpower(struct net_device *dev, |
1676 | struct iw_request_info *info, | |
1677 | struct iw_param *wrq, char *extra); | |
1678 | int cfg80211_wext_giwpower(struct net_device *dev, | |
1679 | struct iw_request_info *info, | |
1680 | struct iw_param *wrq, char *extra); | |
1681 | ||
562e4822 JB |
1682 | int cfg80211_wext_siwap(struct net_device *dev, |
1683 | struct iw_request_info *info, | |
1684 | struct sockaddr *ap_addr, char *extra); | |
1685 | int cfg80211_wext_giwap(struct net_device *dev, | |
1686 | struct iw_request_info *info, | |
1687 | struct sockaddr *ap_addr, char *extra); | |
ab737a4f | 1688 | |
d3236553 JB |
1689 | /* |
1690 | * callbacks for asynchronous cfg80211 methods, notification | |
1691 | * functions and BSS handling helpers | |
1692 | */ | |
1693 | ||
2a519311 JB |
1694 | /** |
1695 | * cfg80211_scan_done - notify that scan finished | |
1696 | * | |
1697 | * @request: the corresponding scan request | |
1698 | * @aborted: set to true if the scan was aborted for any reason, | |
1699 | * userspace will be notified of that | |
1700 | */ | |
1701 | void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted); | |
1702 | ||
1703 | /** | |
1704 | * cfg80211_inform_bss - inform cfg80211 of a new BSS | |
1705 | * | |
1706 | * @wiphy: the wiphy reporting the BSS | |
1707 | * @bss: the found BSS | |
77965c97 | 1708 | * @signal: the signal strength, type depends on the wiphy's signal_type |
2a519311 JB |
1709 | * @gfp: context flags |
1710 | * | |
1711 | * This informs cfg80211 that BSS information was found and | |
1712 | * the BSS should be updated/added. | |
1713 | */ | |
1714 | struct cfg80211_bss* | |
1715 | cfg80211_inform_bss_frame(struct wiphy *wiphy, | |
1716 | struct ieee80211_channel *channel, | |
1717 | struct ieee80211_mgmt *mgmt, size_t len, | |
77965c97 | 1718 | s32 signal, gfp_t gfp); |
2a519311 | 1719 | |
06aa7afa JK |
1720 | struct cfg80211_bss* |
1721 | cfg80211_inform_bss(struct wiphy *wiphy, | |
1722 | struct ieee80211_channel *channel, | |
1723 | const u8 *bssid, | |
1724 | u64 timestamp, u16 capability, u16 beacon_interval, | |
1725 | const u8 *ie, size_t ielen, | |
1726 | s32 signal, gfp_t gfp); | |
1727 | ||
2a519311 JB |
1728 | struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy, |
1729 | struct ieee80211_channel *channel, | |
1730 | const u8 *bssid, | |
79420f09 JB |
1731 | const u8 *ssid, size_t ssid_len, |
1732 | u16 capa_mask, u16 capa_val); | |
1733 | static inline struct cfg80211_bss * | |
1734 | cfg80211_get_ibss(struct wiphy *wiphy, | |
1735 | struct ieee80211_channel *channel, | |
1736 | const u8 *ssid, size_t ssid_len) | |
1737 | { | |
1738 | return cfg80211_get_bss(wiphy, channel, NULL, ssid, ssid_len, | |
1739 | WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); | |
1740 | } | |
1741 | ||
2a519311 JB |
1742 | struct cfg80211_bss *cfg80211_get_mesh(struct wiphy *wiphy, |
1743 | struct ieee80211_channel *channel, | |
1744 | const u8 *meshid, size_t meshidlen, | |
1745 | const u8 *meshcfg); | |
1746 | void cfg80211_put_bss(struct cfg80211_bss *bss); | |
d3236553 | 1747 | |
d491af19 JB |
1748 | /** |
1749 | * cfg80211_unlink_bss - unlink BSS from internal data structures | |
1750 | * @wiphy: the wiphy | |
1751 | * @bss: the bss to remove | |
1752 | * | |
1753 | * This function removes the given BSS from the internal data structures | |
1754 | * thereby making it no longer show up in scan results etc. Use this | |
1755 | * function when you detect a BSS is gone. Normally BSSes will also time | |
1756 | * out, so it is not necessary to use this function at all. | |
1757 | */ | |
1758 | void cfg80211_unlink_bss(struct wiphy *wiphy, struct cfg80211_bss *bss); | |
fee52678 | 1759 | |
6039f6d2 JM |
1760 | /** |
1761 | * cfg80211_send_rx_auth - notification of processed authentication | |
1762 | * @dev: network device | |
1763 | * @buf: authentication frame (header + body) | |
1764 | * @len: length of the frame data | |
1765 | * | |
1766 | * This function is called whenever an authentication has been processed in | |
1965c853 JM |
1767 | * station mode. The driver is required to call either this function or |
1768 | * cfg80211_send_auth_timeout() to indicate the result of cfg80211_ops::auth() | |
cb0b4beb | 1769 | * call. This function may sleep. |
6039f6d2 | 1770 | */ |
cb0b4beb | 1771 | void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len); |
6039f6d2 | 1772 | |
1965c853 JM |
1773 | /** |
1774 | * cfg80211_send_auth_timeout - notification of timed out authentication | |
1775 | * @dev: network device | |
1776 | * @addr: The MAC address of the device with which the authentication timed out | |
cb0b4beb JB |
1777 | * |
1778 | * This function may sleep. | |
1965c853 | 1779 | */ |
cb0b4beb | 1780 | void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr); |
1965c853 | 1781 | |
6039f6d2 JM |
1782 | /** |
1783 | * cfg80211_send_rx_assoc - notification of processed association | |
1784 | * @dev: network device | |
1785 | * @buf: (re)association response frame (header + body) | |
1786 | * @len: length of the frame data | |
1787 | * | |
1788 | * This function is called whenever a (re)association response has been | |
1965c853 JM |
1789 | * processed in station mode. The driver is required to call either this |
1790 | * function or cfg80211_send_assoc_timeout() to indicate the result of | |
cb0b4beb | 1791 | * cfg80211_ops::assoc() call. This function may sleep. |
6039f6d2 | 1792 | */ |
cb0b4beb | 1793 | void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len); |
6039f6d2 | 1794 | |
1965c853 JM |
1795 | /** |
1796 | * cfg80211_send_assoc_timeout - notification of timed out association | |
1797 | * @dev: network device | |
1798 | * @addr: The MAC address of the device with which the association timed out | |
cb0b4beb JB |
1799 | * |
1800 | * This function may sleep. | |
1965c853 | 1801 | */ |
cb0b4beb | 1802 | void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr); |
1965c853 | 1803 | |
6039f6d2 | 1804 | /** |
53b46b84 | 1805 | * cfg80211_send_deauth - notification of processed deauthentication |
6039f6d2 JM |
1806 | * @dev: network device |
1807 | * @buf: deauthentication frame (header + body) | |
1808 | * @len: length of the frame data | |
667503dd JB |
1809 | * @cookie: cookie from ->deauth if called within that callback, |
1810 | * %NULL otherwise | |
6039f6d2 JM |
1811 | * |
1812 | * This function is called whenever deauthentication has been processed in | |
53b46b84 | 1813 | * station mode. This includes both received deauthentication frames and |
cb0b4beb | 1814 | * locally generated ones. This function may sleep. |
6039f6d2 | 1815 | */ |
667503dd JB |
1816 | void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len, |
1817 | void *cookie); | |
6039f6d2 JM |
1818 | |
1819 | /** | |
53b46b84 | 1820 | * cfg80211_send_disassoc - notification of processed disassociation |
6039f6d2 JM |
1821 | * @dev: network device |
1822 | * @buf: disassociation response frame (header + body) | |
1823 | * @len: length of the frame data | |
667503dd JB |
1824 | * @cookie: cookie from ->disassoc if called within that callback, |
1825 | * %NULL otherwise | |
6039f6d2 JM |
1826 | * |
1827 | * This function is called whenever disassociation has been processed in | |
53b46b84 | 1828 | * station mode. This includes both received disassociation frames and locally |
cb0b4beb | 1829 | * generated ones. This function may sleep. |
6039f6d2 | 1830 | */ |
667503dd JB |
1831 | void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len, |
1832 | void *cookie); | |
6039f6d2 | 1833 | |
a3b8b056 JM |
1834 | /** |
1835 | * cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP) | |
1836 | * @dev: network device | |
1837 | * @addr: The source MAC address of the frame | |
1838 | * @key_type: The key type that the received frame used | |
1839 | * @key_id: Key identifier (0..3) | |
1840 | * @tsc: The TSC value of the frame that generated the MIC failure (6 octets) | |
e6d6e342 | 1841 | * @gfp: allocation flags |
a3b8b056 JM |
1842 | * |
1843 | * This function is called whenever the local MAC detects a MIC failure in a | |
1844 | * received frame. This matches with MLME-MICHAELMICFAILURE.indication() | |
1845 | * primitive. | |
1846 | */ | |
1847 | void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, | |
1848 | enum nl80211_key_type key_type, int key_id, | |
e6d6e342 | 1849 | const u8 *tsc, gfp_t gfp); |
a3b8b056 | 1850 | |
04a773ad JB |
1851 | /** |
1852 | * cfg80211_ibss_joined - notify cfg80211 that device joined an IBSS | |
1853 | * | |
1854 | * @dev: network device | |
1855 | * @bssid: the BSSID of the IBSS joined | |
1856 | * @gfp: allocation flags | |
1857 | * | |
1858 | * This function notifies cfg80211 that the device joined an IBSS or | |
1859 | * switched to a different BSSID. Before this function can be called, | |
1860 | * either a beacon has to have been received from the IBSS, or one of | |
1861 | * the cfg80211_inform_bss{,_frame} functions must have been called | |
1862 | * with the locally generated beacon -- this guarantees that there is | |
1863 | * always a scan result for this IBSS. cfg80211 will handle the rest. | |
1864 | */ | |
1865 | void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, gfp_t gfp); | |
1866 | ||
1f87f7d3 JB |
1867 | /** |
1868 | * wiphy_rfkill_set_hw_state - notify cfg80211 about hw block state | |
1869 | * @wiphy: the wiphy | |
1870 | * @blocked: block status | |
1871 | */ | |
1872 | void wiphy_rfkill_set_hw_state(struct wiphy *wiphy, bool blocked); | |
1873 | ||
1874 | /** | |
1875 | * wiphy_rfkill_start_polling - start polling rfkill | |
1876 | * @wiphy: the wiphy | |
1877 | */ | |
1878 | void wiphy_rfkill_start_polling(struct wiphy *wiphy); | |
1879 | ||
1880 | /** | |
1881 | * wiphy_rfkill_stop_polling - stop polling rfkill | |
1882 | * @wiphy: the wiphy | |
1883 | */ | |
1884 | void wiphy_rfkill_stop_polling(struct wiphy *wiphy); | |
1885 | ||
aff89a9b JB |
1886 | #ifdef CONFIG_NL80211_TESTMODE |
1887 | /** | |
1888 | * cfg80211_testmode_alloc_reply_skb - allocate testmode reply | |
1889 | * @wiphy: the wiphy | |
1890 | * @approxlen: an upper bound of the length of the data that will | |
1891 | * be put into the skb | |
1892 | * | |
1893 | * This function allocates and pre-fills an skb for a reply to | |
1894 | * the testmode command. Since it is intended for a reply, calling | |
1895 | * it outside of the @testmode_cmd operation is invalid. | |
1896 | * | |
1897 | * The returned skb (or %NULL if any errors happen) is pre-filled | |
1898 | * with the wiphy index and set up in a way that any data that is | |
1899 | * put into the skb (with skb_put(), nla_put() or similar) will end | |
1900 | * up being within the %NL80211_ATTR_TESTDATA attribute, so all that | |
1901 | * needs to be done with the skb is adding data for the corresponding | |
1902 | * userspace tool which can then read that data out of the testdata | |
1903 | * attribute. You must not modify the skb in any other way. | |
1904 | * | |
1905 | * When done, call cfg80211_testmode_reply() with the skb and return | |
1906 | * its error code as the result of the @testmode_cmd operation. | |
1907 | */ | |
1908 | struct sk_buff *cfg80211_testmode_alloc_reply_skb(struct wiphy *wiphy, | |
1909 | int approxlen); | |
1910 | ||
1911 | /** | |
1912 | * cfg80211_testmode_reply - send the reply skb | |
1913 | * @skb: The skb, must have been allocated with | |
1914 | * cfg80211_testmode_alloc_reply_skb() | |
1915 | * | |
1916 | * Returns an error code or 0 on success, since calling this | |
1917 | * function will usually be the last thing before returning | |
1918 | * from the @testmode_cmd you should return the error code. | |
1919 | * Note that this function consumes the skb regardless of the | |
1920 | * return value. | |
1921 | */ | |
1922 | int cfg80211_testmode_reply(struct sk_buff *skb); | |
1923 | ||
1924 | /** | |
1925 | * cfg80211_testmode_alloc_event_skb - allocate testmode event | |
1926 | * @wiphy: the wiphy | |
1927 | * @approxlen: an upper bound of the length of the data that will | |
1928 | * be put into the skb | |
1929 | * @gfp: allocation flags | |
1930 | * | |
1931 | * This function allocates and pre-fills an skb for an event on the | |
1932 | * testmode multicast group. | |
1933 | * | |
1934 | * The returned skb (or %NULL if any errors happen) is set up in the | |
1935 | * same way as with cfg80211_testmode_alloc_reply_skb() but prepared | |
1936 | * for an event. As there, you should simply add data to it that will | |
1937 | * then end up in the %NL80211_ATTR_TESTDATA attribute. Again, you must | |
1938 | * not modify the skb in any other way. | |
1939 | * | |
1940 | * When done filling the skb, call cfg80211_testmode_event() with the | |
1941 | * skb to send the event. | |
1942 | */ | |
1943 | struct sk_buff *cfg80211_testmode_alloc_event_skb(struct wiphy *wiphy, | |
1944 | int approxlen, gfp_t gfp); | |
1945 | ||
1946 | /** | |
1947 | * cfg80211_testmode_event - send the event | |
1948 | * @skb: The skb, must have been allocated with | |
1949 | * cfg80211_testmode_alloc_event_skb() | |
1950 | * @gfp: allocation flags | |
1951 | * | |
1952 | * This function sends the given @skb, which must have been allocated | |
1953 | * by cfg80211_testmode_alloc_event_skb(), as an event. It always | |
1954 | * consumes it. | |
1955 | */ | |
1956 | void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp); | |
1957 | ||
1958 | #define CFG80211_TESTMODE_CMD(cmd) .testmode_cmd = (cmd), | |
1959 | #else | |
1960 | #define CFG80211_TESTMODE_CMD(cmd) | |
1961 | #endif | |
1962 | ||
b23aa676 SO |
1963 | /** |
1964 | * cfg80211_connect_result - notify cfg80211 of connection result | |
1965 | * | |
1966 | * @dev: network device | |
1967 | * @bssid: the BSSID of the AP | |
1968 | * @req_ie: association request IEs (maybe be %NULL) | |
1969 | * @req_ie_len: association request IEs length | |
1970 | * @resp_ie: association response IEs (may be %NULL) | |
1971 | * @resp_ie_len: assoc response IEs length | |
1972 | * @status: status code, 0 for successful connection, use | |
1973 | * %WLAN_STATUS_UNSPECIFIED_FAILURE if your device cannot give you | |
1974 | * the real status code for failures. | |
1975 | * @gfp: allocation flags | |
1976 | * | |
1977 | * It should be called by the underlying driver whenever connect() has | |
1978 | * succeeded. | |
1979 | */ | |
1980 | void cfg80211_connect_result(struct net_device *dev, const u8 *bssid, | |
1981 | const u8 *req_ie, size_t req_ie_len, | |
1982 | const u8 *resp_ie, size_t resp_ie_len, | |
1983 | u16 status, gfp_t gfp); | |
1984 | ||
1985 | /** | |
1986 | * cfg80211_roamed - notify cfg80211 of roaming | |
1987 | * | |
1988 | * @dev: network device | |
1989 | * @bssid: the BSSID of the new AP | |
1990 | * @req_ie: association request IEs (maybe be %NULL) | |
1991 | * @req_ie_len: association request IEs length | |
1992 | * @resp_ie: association response IEs (may be %NULL) | |
1993 | * @resp_ie_len: assoc response IEs length | |
1994 | * @gfp: allocation flags | |
1995 | * | |
1996 | * It should be called by the underlying driver whenever it roamed | |
1997 | * from one AP to another while connected. | |
1998 | */ | |
1999 | void cfg80211_roamed(struct net_device *dev, const u8 *bssid, | |
2000 | const u8 *req_ie, size_t req_ie_len, | |
2001 | const u8 *resp_ie, size_t resp_ie_len, gfp_t gfp); | |
2002 | ||
2003 | /** | |
2004 | * cfg80211_disconnected - notify cfg80211 that connection was dropped | |
2005 | * | |
2006 | * @dev: network device | |
2007 | * @ie: information elements of the deauth/disassoc frame (may be %NULL) | |
2008 | * @ie_len: length of IEs | |
2009 | * @reason: reason code for the disconnection, set it to 0 if unknown | |
2010 | * @gfp: allocation flags | |
2011 | * | |
2012 | * After it calls this function, the driver should enter an idle state | |
2013 | * and not try to connect to any AP any more. | |
2014 | */ | |
2015 | void cfg80211_disconnected(struct net_device *dev, u16 reason, | |
2016 | u8 *ie, size_t ie_len, gfp_t gfp); | |
2017 | ||
2018 | ||
704232c2 | 2019 | #endif /* __NET_CFG80211_H */ |