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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> |
2a519311 JB |
7 | #include <linux/if_ether.h> |
8 | #include <linux/ieee80211.h> | |
9 | #include <linux/wireless.h> | |
10 | #include <net/iw_handler.h> | |
704232c2 | 11 | #include <net/genetlink.h> |
fee52678 JB |
12 | /* remove once we remove the wext stuff */ |
13 | #include <net/iw_handler.h> | |
704232c2 JB |
14 | |
15 | /* | |
16 | * 802.11 configuration in-kernel interface | |
17 | * | |
55682965 | 18 | * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> |
704232c2 JB |
19 | */ |
20 | ||
2ec600d6 LCC |
21 | /** |
22 | * struct vif_params - describes virtual interface parameters | |
23 | * @mesh_id: mesh ID to use | |
24 | * @mesh_id_len: length of the mesh ID | |
25 | */ | |
26 | struct vif_params { | |
27 | u8 *mesh_id; | |
28 | int mesh_id_len; | |
29 | }; | |
30 | ||
179f831b AG |
31 | /* Radiotap header iteration |
32 | * implemented in net/wireless/radiotap.c | |
33 | * docs in Documentation/networking/radiotap-headers.txt | |
34 | */ | |
35 | /** | |
36 | * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args | |
37 | * @rtheader: pointer to the radiotap header we are walking through | |
38 | * @max_length: length of radiotap header in cpu byte ordering | |
39 | * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg | |
40 | * @this_arg: pointer to current radiotap arg | |
41 | * @arg_index: internal next argument index | |
42 | * @arg: internal next argument pointer | |
43 | * @next_bitmap: internal pointer to next present u32 | |
44 | * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present | |
45 | */ | |
46 | ||
47 | struct ieee80211_radiotap_iterator { | |
48 | struct ieee80211_radiotap_header *rtheader; | |
49 | int max_length; | |
50 | int this_arg_index; | |
51 | u8 *this_arg; | |
52 | ||
53 | int arg_index; | |
54 | u8 *arg; | |
55 | __le32 *next_bitmap; | |
56 | u32 bitmap_shifter; | |
57 | }; | |
58 | ||
59 | extern int ieee80211_radiotap_iterator_init( | |
60 | struct ieee80211_radiotap_iterator *iterator, | |
61 | struct ieee80211_radiotap_header *radiotap_header, | |
62 | int max_length); | |
63 | ||
64 | extern int ieee80211_radiotap_iterator_next( | |
65 | struct ieee80211_radiotap_iterator *iterator); | |
66 | ||
67 | ||
41ade00f JB |
68 | /** |
69 | * struct key_params - key information | |
70 | * | |
71 | * Information about a key | |
72 | * | |
73 | * @key: key material | |
74 | * @key_len: length of key material | |
75 | * @cipher: cipher suite selector | |
76 | * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used | |
77 | * with the get_key() callback, must be in little endian, | |
78 | * length given by @seq_len. | |
79 | */ | |
80 | struct key_params { | |
81 | u8 *key; | |
82 | u8 *seq; | |
83 | int key_len; | |
84 | int seq_len; | |
85 | u32 cipher; | |
86 | }; | |
87 | ||
ed1b6cc7 JB |
88 | /** |
89 | * struct beacon_parameters - beacon parameters | |
90 | * | |
91 | * Used to configure the beacon for an interface. | |
92 | * | |
93 | * @head: head portion of beacon (before TIM IE) | |
94 | * or %NULL if not changed | |
95 | * @tail: tail portion of beacon (after TIM IE) | |
96 | * or %NULL if not changed | |
97 | * @interval: beacon interval or zero if not changed | |
98 | * @dtim_period: DTIM period or zero if not changed | |
99 | * @head_len: length of @head | |
100 | * @tail_len: length of @tail | |
101 | */ | |
102 | struct beacon_parameters { | |
103 | u8 *head, *tail; | |
104 | int interval, dtim_period; | |
105 | int head_len, tail_len; | |
106 | }; | |
107 | ||
5727ef1b JB |
108 | /** |
109 | * enum station_flags - station flags | |
110 | * | |
111 | * Station capability flags. Note that these must be the bits | |
112 | * according to the nl80211 flags. | |
113 | * | |
114 | * @STATION_FLAG_CHANGED: station flags were changed | |
115 | * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X) | |
116 | * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames | |
117 | * with short preambles | |
118 | * @STATION_FLAG_WME: station is WME/QoS capable | |
5394af4d | 119 | * @STATION_FLAG_MFP: station uses management frame protection |
5727ef1b JB |
120 | */ |
121 | enum station_flags { | |
122 | STATION_FLAG_CHANGED = 1<<0, | |
123 | STATION_FLAG_AUTHORIZED = 1<<NL80211_STA_FLAG_AUTHORIZED, | |
124 | STATION_FLAG_SHORT_PREAMBLE = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE, | |
125 | STATION_FLAG_WME = 1<<NL80211_STA_FLAG_WME, | |
5394af4d | 126 | STATION_FLAG_MFP = 1<<NL80211_STA_FLAG_MFP, |
5727ef1b JB |
127 | }; |
128 | ||
2ec600d6 LCC |
129 | /** |
130 | * enum plink_action - actions to perform in mesh peers | |
131 | * | |
132 | * @PLINK_ACTION_INVALID: action 0 is reserved | |
133 | * @PLINK_ACTION_OPEN: start mesh peer link establishment | |
134 | * @PLINK_ACTION_BLOCL: block traffic from this mesh peer | |
135 | */ | |
136 | enum plink_actions { | |
137 | PLINK_ACTION_INVALID, | |
138 | PLINK_ACTION_OPEN, | |
139 | PLINK_ACTION_BLOCK, | |
140 | }; | |
141 | ||
5727ef1b JB |
142 | /** |
143 | * struct station_parameters - station parameters | |
144 | * | |
145 | * Used to change and create a new station. | |
146 | * | |
147 | * @vlan: vlan interface station should belong to | |
148 | * @supported_rates: supported rates in IEEE 802.11 format | |
149 | * (or NULL for no change) | |
150 | * @supported_rates_len: number of supported rates | |
151 | * @station_flags: station flags (see &enum station_flags) | |
152 | * @listen_interval: listen interval or -1 for no change | |
153 | * @aid: AID or zero for no change | |
154 | */ | |
155 | struct station_parameters { | |
156 | u8 *supported_rates; | |
157 | struct net_device *vlan; | |
158 | u32 station_flags; | |
159 | int listen_interval; | |
160 | u16 aid; | |
161 | u8 supported_rates_len; | |
2ec600d6 | 162 | u8 plink_action; |
36aedc90 | 163 | struct ieee80211_ht_cap *ht_capa; |
5727ef1b JB |
164 | }; |
165 | ||
fd5b74dc | 166 | /** |
2ec600d6 | 167 | * enum station_info_flags - station information flags |
fd5b74dc | 168 | * |
2ec600d6 LCC |
169 | * Used by the driver to indicate which info in &struct station_info |
170 | * it has filled in during get_station() or dump_station(). | |
fd5b74dc | 171 | * |
2ec600d6 LCC |
172 | * @STATION_INFO_INACTIVE_TIME: @inactive_time filled |
173 | * @STATION_INFO_RX_BYTES: @rx_bytes filled | |
174 | * @STATION_INFO_TX_BYTES: @tx_bytes filled | |
175 | * @STATION_INFO_LLID: @llid filled | |
176 | * @STATION_INFO_PLID: @plid filled | |
177 | * @STATION_INFO_PLINK_STATE: @plink_state filled | |
420e7fab HR |
178 | * @STATION_INFO_SIGNAL: @signal filled |
179 | * @STATION_INFO_TX_BITRATE: @tx_bitrate fields are filled | |
180 | * (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs) | |
98c8a60a JM |
181 | * @STATION_INFO_RX_PACKETS: @rx_packets filled |
182 | * @STATION_INFO_TX_PACKETS: @tx_packets filled | |
fd5b74dc | 183 | */ |
2ec600d6 LCC |
184 | enum station_info_flags { |
185 | STATION_INFO_INACTIVE_TIME = 1<<0, | |
186 | STATION_INFO_RX_BYTES = 1<<1, | |
187 | STATION_INFO_TX_BYTES = 1<<2, | |
188 | STATION_INFO_LLID = 1<<3, | |
189 | STATION_INFO_PLID = 1<<4, | |
190 | STATION_INFO_PLINK_STATE = 1<<5, | |
420e7fab HR |
191 | STATION_INFO_SIGNAL = 1<<6, |
192 | STATION_INFO_TX_BITRATE = 1<<7, | |
98c8a60a JM |
193 | STATION_INFO_RX_PACKETS = 1<<8, |
194 | STATION_INFO_TX_PACKETS = 1<<9, | |
420e7fab HR |
195 | }; |
196 | ||
197 | /** | |
198 | * enum station_info_rate_flags - bitrate info flags | |
199 | * | |
200 | * Used by the driver to indicate the specific rate transmission | |
201 | * type for 802.11n transmissions. | |
202 | * | |
203 | * @RATE_INFO_FLAGS_MCS: @tx_bitrate_mcs filled | |
204 | * @RATE_INFO_FLAGS_40_MHZ_WIDTH: 40 Mhz width transmission | |
205 | * @RATE_INFO_FLAGS_SHORT_GI: 400ns guard interval | |
206 | */ | |
207 | enum rate_info_flags { | |
208 | RATE_INFO_FLAGS_MCS = 1<<0, | |
209 | RATE_INFO_FLAGS_40_MHZ_WIDTH = 1<<1, | |
210 | RATE_INFO_FLAGS_SHORT_GI = 1<<2, | |
211 | }; | |
212 | ||
213 | /** | |
214 | * struct rate_info - bitrate information | |
215 | * | |
216 | * Information about a receiving or transmitting bitrate | |
217 | * | |
218 | * @flags: bitflag of flags from &enum rate_info_flags | |
219 | * @mcs: mcs index if struct describes a 802.11n bitrate | |
220 | * @legacy: bitrate in 100kbit/s for 802.11abg | |
221 | */ | |
222 | struct rate_info { | |
223 | u8 flags; | |
224 | u8 mcs; | |
225 | u16 legacy; | |
fd5b74dc JB |
226 | }; |
227 | ||
228 | /** | |
2ec600d6 | 229 | * struct station_info - station information |
fd5b74dc | 230 | * |
2ec600d6 | 231 | * Station information filled by driver for get_station() and dump_station. |
fd5b74dc | 232 | * |
2ec600d6 | 233 | * @filled: bitflag of flags from &enum station_info_flags |
fd5b74dc JB |
234 | * @inactive_time: time since last station activity (tx/rx) in milliseconds |
235 | * @rx_bytes: bytes received from this station | |
236 | * @tx_bytes: bytes transmitted to this station | |
2ec600d6 LCC |
237 | * @llid: mesh local link id |
238 | * @plid: mesh peer link id | |
239 | * @plink_state: mesh peer link state | |
420e7fab HR |
240 | * @signal: signal strength of last received packet in dBm |
241 | * @txrate: current unicast bitrate to this station | |
98c8a60a JM |
242 | * @rx_packets: packets received from this station |
243 | * @tx_packets: packets transmitted to this station | |
fd5b74dc | 244 | */ |
2ec600d6 | 245 | struct station_info { |
fd5b74dc JB |
246 | u32 filled; |
247 | u32 inactive_time; | |
248 | u32 rx_bytes; | |
249 | u32 tx_bytes; | |
2ec600d6 LCC |
250 | u16 llid; |
251 | u16 plid; | |
252 | u8 plink_state; | |
420e7fab HR |
253 | s8 signal; |
254 | struct rate_info txrate; | |
98c8a60a JM |
255 | u32 rx_packets; |
256 | u32 tx_packets; | |
fd5b74dc JB |
257 | }; |
258 | ||
66f7ac50 MW |
259 | /** |
260 | * enum monitor_flags - monitor flags | |
261 | * | |
262 | * Monitor interface configuration flags. Note that these must be the bits | |
263 | * according to the nl80211 flags. | |
264 | * | |
265 | * @MONITOR_FLAG_FCSFAIL: pass frames with bad FCS | |
266 | * @MONITOR_FLAG_PLCPFAIL: pass frames with bad PLCP | |
267 | * @MONITOR_FLAG_CONTROL: pass control frames | |
268 | * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering | |
269 | * @MONITOR_FLAG_COOK_FRAMES: report frames after processing | |
270 | */ | |
271 | enum monitor_flags { | |
272 | MONITOR_FLAG_FCSFAIL = 1<<NL80211_MNTR_FLAG_FCSFAIL, | |
273 | MONITOR_FLAG_PLCPFAIL = 1<<NL80211_MNTR_FLAG_PLCPFAIL, | |
274 | MONITOR_FLAG_CONTROL = 1<<NL80211_MNTR_FLAG_CONTROL, | |
275 | MONITOR_FLAG_OTHER_BSS = 1<<NL80211_MNTR_FLAG_OTHER_BSS, | |
276 | MONITOR_FLAG_COOK_FRAMES = 1<<NL80211_MNTR_FLAG_COOK_FRAMES, | |
277 | }; | |
278 | ||
2ec600d6 LCC |
279 | /** |
280 | * enum mpath_info_flags - mesh path information flags | |
281 | * | |
282 | * Used by the driver to indicate which info in &struct mpath_info it has filled | |
283 | * in during get_station() or dump_station(). | |
284 | * | |
285 | * MPATH_INFO_FRAME_QLEN: @frame_qlen filled | |
286 | * MPATH_INFO_DSN: @dsn filled | |
287 | * MPATH_INFO_METRIC: @metric filled | |
288 | * MPATH_INFO_EXPTIME: @exptime filled | |
289 | * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled | |
290 | * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled | |
291 | * MPATH_INFO_FLAGS: @flags filled | |
292 | */ | |
293 | enum mpath_info_flags { | |
294 | MPATH_INFO_FRAME_QLEN = BIT(0), | |
295 | MPATH_INFO_DSN = BIT(1), | |
296 | MPATH_INFO_METRIC = BIT(2), | |
297 | MPATH_INFO_EXPTIME = BIT(3), | |
298 | MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4), | |
299 | MPATH_INFO_DISCOVERY_RETRIES = BIT(5), | |
300 | MPATH_INFO_FLAGS = BIT(6), | |
301 | }; | |
302 | ||
303 | /** | |
304 | * struct mpath_info - mesh path information | |
305 | * | |
306 | * Mesh path information filled by driver for get_mpath() and dump_mpath(). | |
307 | * | |
308 | * @filled: bitfield of flags from &enum mpath_info_flags | |
309 | * @frame_qlen: number of queued frames for this destination | |
310 | * @dsn: destination sequence number | |
311 | * @metric: metric (cost) of this mesh path | |
312 | * @exptime: expiration time for the mesh path from now, in msecs | |
313 | * @flags: mesh path flags | |
314 | * @discovery_timeout: total mesh path discovery timeout, in msecs | |
315 | * @discovery_retries: mesh path discovery retries | |
316 | */ | |
317 | struct mpath_info { | |
318 | u32 filled; | |
319 | u32 frame_qlen; | |
320 | u32 dsn; | |
321 | u32 metric; | |
322 | u32 exptime; | |
323 | u32 discovery_timeout; | |
324 | u8 discovery_retries; | |
325 | u8 flags; | |
326 | }; | |
327 | ||
9f1ba906 JM |
328 | /** |
329 | * struct bss_parameters - BSS parameters | |
330 | * | |
331 | * Used to change BSS parameters (mainly for AP mode). | |
332 | * | |
333 | * @use_cts_prot: Whether to use CTS protection | |
334 | * (0 = no, 1 = yes, -1 = do not change) | |
335 | * @use_short_preamble: Whether the use of short preambles is allowed | |
336 | * (0 = no, 1 = yes, -1 = do not change) | |
337 | * @use_short_slot_time: Whether the use of short slot time is allowed | |
338 | * (0 = no, 1 = yes, -1 = do not change) | |
90c97a04 JM |
339 | * @basic_rates: basic rates in IEEE 802.11 format |
340 | * (or NULL for no change) | |
341 | * @basic_rates_len: number of basic rates | |
9f1ba906 JM |
342 | */ |
343 | struct bss_parameters { | |
344 | int use_cts_prot; | |
345 | int use_short_preamble; | |
346 | int use_short_slot_time; | |
90c97a04 JM |
347 | u8 *basic_rates; |
348 | u8 basic_rates_len; | |
9f1ba906 | 349 | }; |
2ec600d6 | 350 | |
b2e1b302 LR |
351 | /** |
352 | * enum reg_set_by - Indicates who is trying to set the regulatory domain | |
353 | * @REGDOM_SET_BY_INIT: regulatory domain was set by initialization. We will be | |
354 | * using a static world regulatory domain by default. | |
355 | * @REGDOM_SET_BY_CORE: Core queried CRDA for a dynamic world regulatory domain. | |
356 | * @REGDOM_SET_BY_USER: User asked the wireless core to set the | |
357 | * regulatory domain. | |
358 | * @REGDOM_SET_BY_DRIVER: a wireless drivers has hinted to the wireless core | |
359 | * it thinks its knows the regulatory domain we should be in. | |
360 | * @REGDOM_SET_BY_COUNTRY_IE: the wireless core has received an 802.11 country | |
361 | * information element with regulatory information it thinks we | |
362 | * should consider. | |
363 | */ | |
364 | enum reg_set_by { | |
365 | REGDOM_SET_BY_INIT, | |
366 | REGDOM_SET_BY_CORE, | |
367 | REGDOM_SET_BY_USER, | |
368 | REGDOM_SET_BY_DRIVER, | |
369 | REGDOM_SET_BY_COUNTRY_IE, | |
370 | }; | |
371 | ||
716f9392 LR |
372 | /** |
373 | * enum environment_cap - Environment parsed from country IE | |
374 | * @ENVIRON_ANY: indicates country IE applies to both indoor and | |
375 | * outdoor operation. | |
376 | * @ENVIRON_INDOOR: indicates country IE applies only to indoor operation | |
377 | * @ENVIRON_OUTDOOR: indicates country IE applies only to outdoor operation | |
378 | */ | |
379 | enum environment_cap { | |
380 | ENVIRON_ANY, | |
381 | ENVIRON_INDOOR, | |
382 | ENVIRON_OUTDOOR, | |
383 | }; | |
384 | ||
385 | /** | |
806a9e39 | 386 | * struct regulatory_request - used to keep track of regulatory requests |
716f9392 | 387 | * |
806a9e39 | 388 | * @wiphy_idx: this is set if this request's initiator is |
716f9392 LR |
389 | * %REGDOM_SET_BY_COUNTRY_IE or %REGDOM_SET_BY_DRIVER. This |
390 | * can be used by the wireless core to deal with conflicts | |
391 | * and potentially inform users of which devices specifically | |
392 | * cased the conflicts. | |
393 | * @initiator: indicates who sent this request, could be any of | |
394 | * of those set in reg_set_by, %REGDOM_SET_BY_* | |
395 | * @alpha2: the ISO / IEC 3166 alpha2 country code of the requested | |
396 | * regulatory domain. We have a few special codes: | |
397 | * 00 - World regulatory domain | |
398 | * 99 - built by driver but a specific alpha2 cannot be determined | |
399 | * 98 - result of an intersection between two regulatory domains | |
400 | * @intersect: indicates whether the wireless core should intersect | |
401 | * the requested regulatory domain with the presently set regulatory | |
402 | * domain. | |
403 | * @country_ie_checksum: checksum of the last processed and accepted | |
404 | * country IE | |
405 | * @country_ie_env: lets us know if the AP is telling us we are outdoor, | |
406 | * indoor, or if it doesn't matter | |
407 | */ | |
408 | struct regulatory_request { | |
806a9e39 | 409 | int wiphy_idx; |
716f9392 LR |
410 | enum reg_set_by initiator; |
411 | char alpha2[2]; | |
412 | bool intersect; | |
413 | u32 country_ie_checksum; | |
414 | enum environment_cap country_ie_env; | |
415 | }; | |
416 | ||
b2e1b302 LR |
417 | struct ieee80211_freq_range { |
418 | u32 start_freq_khz; | |
419 | u32 end_freq_khz; | |
420 | u32 max_bandwidth_khz; | |
421 | }; | |
422 | ||
423 | struct ieee80211_power_rule { | |
424 | u32 max_antenna_gain; | |
425 | u32 max_eirp; | |
426 | }; | |
427 | ||
428 | struct ieee80211_reg_rule { | |
429 | struct ieee80211_freq_range freq_range; | |
430 | struct ieee80211_power_rule power_rule; | |
431 | u32 flags; | |
432 | }; | |
433 | ||
434 | struct ieee80211_regdomain { | |
435 | u32 n_reg_rules; | |
436 | char alpha2[2]; | |
437 | struct ieee80211_reg_rule reg_rules[]; | |
438 | }; | |
439 | ||
b219cee1 LR |
440 | #define MHZ_TO_KHZ(freq) ((freq) * 1000) |
441 | #define KHZ_TO_MHZ(freq) ((freq) / 1000) | |
442 | #define DBI_TO_MBI(gain) ((gain) * 100) | |
443 | #define MBI_TO_DBI(gain) ((gain) / 100) | |
444 | #define DBM_TO_MBM(gain) ((gain) * 100) | |
445 | #define MBM_TO_DBM(gain) ((gain) / 100) | |
b2e1b302 LR |
446 | |
447 | #define REG_RULE(start, end, bw, gain, eirp, reg_flags) { \ | |
b219cee1 LR |
448 | .freq_range.start_freq_khz = MHZ_TO_KHZ(start), \ |
449 | .freq_range.end_freq_khz = MHZ_TO_KHZ(end), \ | |
450 | .freq_range.max_bandwidth_khz = MHZ_TO_KHZ(bw), \ | |
451 | .power_rule.max_antenna_gain = DBI_TO_MBI(gain), \ | |
452 | .power_rule.max_eirp = DBM_TO_MBM(eirp), \ | |
b2e1b302 LR |
453 | .flags = reg_flags, \ |
454 | } | |
455 | ||
93da9cc1 | 456 | struct mesh_config { |
457 | /* Timeouts in ms */ | |
458 | /* Mesh plink management parameters */ | |
459 | u16 dot11MeshRetryTimeout; | |
460 | u16 dot11MeshConfirmTimeout; | |
461 | u16 dot11MeshHoldingTimeout; | |
462 | u16 dot11MeshMaxPeerLinks; | |
463 | u8 dot11MeshMaxRetries; | |
464 | u8 dot11MeshTTL; | |
465 | bool auto_open_plinks; | |
466 | /* HWMP parameters */ | |
467 | u8 dot11MeshHWMPmaxPREQretries; | |
468 | u32 path_refresh_time; | |
469 | u16 min_discovery_timeout; | |
470 | u32 dot11MeshHWMPactivePathTimeout; | |
471 | u16 dot11MeshHWMPpreqMinInterval; | |
472 | u16 dot11MeshHWMPnetDiameterTraversalTime; | |
473 | }; | |
474 | ||
31888487 JM |
475 | /** |
476 | * struct ieee80211_txq_params - TX queue parameters | |
477 | * @queue: TX queue identifier (NL80211_TXQ_Q_*) | |
478 | * @txop: Maximum burst time in units of 32 usecs, 0 meaning disabled | |
479 | * @cwmin: Minimum contention window [a value of the form 2^n-1 in the range | |
480 | * 1..32767] | |
481 | * @cwmax: Maximum contention window [a value of the form 2^n-1 in the range | |
482 | * 1..32767] | |
483 | * @aifs: Arbitration interframe space [0..255] | |
484 | */ | |
485 | struct ieee80211_txq_params { | |
486 | enum nl80211_txq_q queue; | |
487 | u16 txop; | |
488 | u16 cwmin; | |
489 | u16 cwmax; | |
490 | u8 aifs; | |
491 | }; | |
492 | ||
9aed3cc1 JM |
493 | /** |
494 | * struct mgmt_extra_ie_params - Extra management frame IE parameters | |
495 | * | |
496 | * Used to add extra IE(s) into management frames. If the driver cannot add the | |
497 | * requested data into all management frames of the specified subtype that are | |
498 | * generated in kernel or firmware/hardware, it must reject the configuration | |
499 | * call. The IE data buffer is added to the end of the specified management | |
500 | * frame body after all other IEs. This addition is not applied to frames that | |
501 | * are injected through a monitor interface. | |
502 | * | |
503 | * @subtype: Management frame subtype | |
504 | * @ies: IE data buffer or %NULL to remove previous data | |
505 | * @ies_len: Length of @ies in octets | |
506 | */ | |
507 | struct mgmt_extra_ie_params { | |
508 | u8 subtype; | |
509 | u8 *ies; | |
510 | int ies_len; | |
511 | }; | |
512 | ||
704232c2 JB |
513 | /* from net/wireless.h */ |
514 | struct wiphy; | |
515 | ||
72bdcf34 JM |
516 | /* from net/ieee80211.h */ |
517 | struct ieee80211_channel; | |
518 | ||
2a519311 JB |
519 | /** |
520 | * struct cfg80211_ssid - SSID description | |
521 | * @ssid: the SSID | |
522 | * @ssid_len: length of the ssid | |
523 | */ | |
524 | struct cfg80211_ssid { | |
525 | u8 ssid[IEEE80211_MAX_SSID_LEN]; | |
526 | u8 ssid_len; | |
527 | }; | |
528 | ||
529 | /** | |
530 | * struct cfg80211_scan_request - scan request description | |
531 | * | |
532 | * @ssids: SSIDs to scan for (active scan only) | |
533 | * @n_ssids: number of SSIDs | |
534 | * @channels: channels to scan on. | |
535 | * @n_channels: number of channels for each band | |
70692ad2 JM |
536 | * @ie: optional information element(s) to add into Probe Request or %NULL |
537 | * @ie_len: length of ie in octets | |
2a519311 JB |
538 | * @wiphy: the wiphy this was for |
539 | * @ifidx: the interface index | |
540 | */ | |
541 | struct cfg80211_scan_request { | |
542 | struct cfg80211_ssid *ssids; | |
543 | int n_ssids; | |
544 | struct ieee80211_channel **channels; | |
545 | u32 n_channels; | |
70692ad2 JM |
546 | u8 *ie; |
547 | size_t ie_len; | |
2a519311 JB |
548 | |
549 | /* internal */ | |
550 | struct wiphy *wiphy; | |
551 | int ifidx; | |
552 | }; | |
553 | ||
554 | /** | |
555 | * enum cfg80211_signal_type - signal type | |
556 | * | |
557 | * @CFG80211_SIGNAL_TYPE_NONE: no signal strength information available | |
558 | * @CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) | |
559 | * @CFG80211_SIGNAL_TYPE_UNSPEC: signal strength, increasing from 0 through 100 | |
560 | */ | |
561 | enum cfg80211_signal_type { | |
562 | CFG80211_SIGNAL_TYPE_NONE, | |
563 | CFG80211_SIGNAL_TYPE_MBM, | |
564 | CFG80211_SIGNAL_TYPE_UNSPEC, | |
565 | }; | |
566 | ||
567 | /** | |
568 | * struct cfg80211_bss - BSS description | |
569 | * | |
570 | * This structure describes a BSS (which may also be a mesh network) | |
571 | * for use in scan results and similar. | |
572 | * | |
573 | * @bssid: BSSID of the BSS | |
574 | * @tsf: timestamp of last received update | |
575 | * @beacon_interval: the beacon interval as from the frame | |
576 | * @capability: the capability field in host byte order | |
577 | * @information_elements: the information elements (Note that there | |
578 | * is no guarantee that these are well-formed!) | |
579 | * @len_information_elements: total length of the information elements | |
77965c97 | 580 | * @signal: signal strength value (type depends on the wiphy's signal_type) |
78c1c7e1 | 581 | * @free_priv: function pointer to free private data |
2a519311 JB |
582 | * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes |
583 | */ | |
584 | struct cfg80211_bss { | |
585 | struct ieee80211_channel *channel; | |
586 | ||
587 | u8 bssid[ETH_ALEN]; | |
588 | u64 tsf; | |
589 | u16 beacon_interval; | |
590 | u16 capability; | |
591 | u8 *information_elements; | |
592 | size_t len_information_elements; | |
593 | ||
594 | s32 signal; | |
2a519311 | 595 | |
78c1c7e1 | 596 | void (*free_priv)(struct cfg80211_bss *bss); |
2a519311 JB |
597 | u8 priv[0] __attribute__((__aligned__(sizeof(void *)))); |
598 | }; | |
599 | ||
704232c2 JB |
600 | /** |
601 | * struct cfg80211_ops - backend description for wireless configuration | |
602 | * | |
603 | * This struct is registered by fullmac card drivers and/or wireless stacks | |
604 | * in order to handle configuration requests on their interfaces. | |
605 | * | |
606 | * All callbacks except where otherwise noted should return 0 | |
607 | * on success or a negative error code. | |
608 | * | |
43fb45cb JB |
609 | * All operations are currently invoked under rtnl for consistency with the |
610 | * wireless extensions but this is subject to reevaluation as soon as this | |
611 | * code is used more widely and we have a first user without wext. | |
612 | * | |
0378b3f1 JB |
613 | * @suspend: wiphy device needs to be suspended |
614 | * @resume: wiphy device needs to be resumed | |
615 | * | |
60719ffd JB |
616 | * @add_virtual_intf: create a new virtual interface with the given name, |
617 | * must set the struct wireless_dev's iftype. | |
704232c2 JB |
618 | * |
619 | * @del_virtual_intf: remove the virtual interface determined by ifindex. | |
55682965 | 620 | * |
60719ffd JB |
621 | * @change_virtual_intf: change type/configuration of virtual interface, |
622 | * keep the struct wireless_dev's iftype updated. | |
55682965 | 623 | * |
41ade00f JB |
624 | * @add_key: add a key with the given parameters. @mac_addr will be %NULL |
625 | * when adding a group key. | |
626 | * | |
627 | * @get_key: get information about the key with the given parameters. | |
628 | * @mac_addr will be %NULL when requesting information for a group | |
629 | * key. All pointers given to the @callback function need not be valid | |
630 | * after it returns. | |
631 | * | |
632 | * @del_key: remove a key given the @mac_addr (%NULL for a group key) | |
633 | * and @key_index | |
634 | * | |
635 | * @set_default_key: set the default key on an interface | |
ed1b6cc7 | 636 | * |
3cfcf6ac JM |
637 | * @set_default_mgmt_key: set the default management frame key on an interface |
638 | * | |
ed1b6cc7 JB |
639 | * @add_beacon: Add a beacon with given parameters, @head, @interval |
640 | * and @dtim_period will be valid, @tail is optional. | |
641 | * @set_beacon: Change the beacon parameters for an access point mode | |
642 | * interface. This should reject the call when no beacon has been | |
643 | * configured. | |
644 | * @del_beacon: Remove beacon configuration and stop sending the beacon. | |
5727ef1b JB |
645 | * |
646 | * @add_station: Add a new station. | |
647 | * | |
648 | * @del_station: Remove a station; @mac may be NULL to remove all stations. | |
649 | * | |
650 | * @change_station: Modify a given station. | |
2ec600d6 | 651 | * |
93da9cc1 | 652 | * @get_mesh_params: Put the current mesh parameters into *params |
653 | * | |
654 | * @set_mesh_params: Set mesh parameters. | |
655 | * The mask is a bitfield which tells us which parameters to | |
656 | * set, and which to leave alone. | |
657 | * | |
2ec600d6 | 658 | * @set_mesh_cfg: set mesh parameters (by now, just mesh id) |
9f1ba906 JM |
659 | * |
660 | * @change_bss: Modify parameters for a given BSS. | |
31888487 JM |
661 | * |
662 | * @set_txq_params: Set TX queue parameters | |
72bdcf34 JM |
663 | * |
664 | * @set_channel: Set channel | |
9aed3cc1 JM |
665 | * |
666 | * @set_mgmt_extra_ie: Set extra IE data for management frames | |
2a519311 JB |
667 | * |
668 | * @scan: Request to do a scan. If returning zero, the scan request is given | |
669 | * the driver, and will be valid until passed to cfg80211_scan_done(). | |
670 | * For scan results, call cfg80211_inform_bss(); you can call this outside | |
671 | * the scan/scan_done bracket too. | |
704232c2 JB |
672 | */ |
673 | struct cfg80211_ops { | |
0378b3f1 JB |
674 | int (*suspend)(struct wiphy *wiphy); |
675 | int (*resume)(struct wiphy *wiphy); | |
676 | ||
704232c2 | 677 | int (*add_virtual_intf)(struct wiphy *wiphy, char *name, |
2ec600d6 LCC |
678 | enum nl80211_iftype type, u32 *flags, |
679 | struct vif_params *params); | |
704232c2 | 680 | int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); |
55682965 | 681 | int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, |
2ec600d6 LCC |
682 | enum nl80211_iftype type, u32 *flags, |
683 | struct vif_params *params); | |
41ade00f JB |
684 | |
685 | int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, | |
686 | u8 key_index, u8 *mac_addr, | |
687 | struct key_params *params); | |
688 | int (*get_key)(struct wiphy *wiphy, struct net_device *netdev, | |
689 | u8 key_index, u8 *mac_addr, void *cookie, | |
690 | void (*callback)(void *cookie, struct key_params*)); | |
691 | int (*del_key)(struct wiphy *wiphy, struct net_device *netdev, | |
692 | u8 key_index, u8 *mac_addr); | |
693 | int (*set_default_key)(struct wiphy *wiphy, | |
694 | struct net_device *netdev, | |
695 | u8 key_index); | |
3cfcf6ac JM |
696 | int (*set_default_mgmt_key)(struct wiphy *wiphy, |
697 | struct net_device *netdev, | |
698 | u8 key_index); | |
ed1b6cc7 JB |
699 | |
700 | int (*add_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
701 | struct beacon_parameters *info); | |
702 | int (*set_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
703 | struct beacon_parameters *info); | |
704 | int (*del_beacon)(struct wiphy *wiphy, struct net_device *dev); | |
5727ef1b JB |
705 | |
706 | ||
707 | int (*add_station)(struct wiphy *wiphy, struct net_device *dev, | |
708 | u8 *mac, struct station_parameters *params); | |
709 | int (*del_station)(struct wiphy *wiphy, struct net_device *dev, | |
710 | u8 *mac); | |
711 | int (*change_station)(struct wiphy *wiphy, struct net_device *dev, | |
712 | u8 *mac, struct station_parameters *params); | |
fd5b74dc | 713 | int (*get_station)(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 LCC |
714 | u8 *mac, struct station_info *sinfo); |
715 | int (*dump_station)(struct wiphy *wiphy, struct net_device *dev, | |
716 | int idx, u8 *mac, struct station_info *sinfo); | |
717 | ||
718 | int (*add_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
719 | u8 *dst, u8 *next_hop); | |
720 | int (*del_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
721 | u8 *dst); | |
722 | int (*change_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
723 | u8 *dst, u8 *next_hop); | |
724 | int (*get_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
725 | u8 *dst, u8 *next_hop, | |
726 | struct mpath_info *pinfo); | |
727 | int (*dump_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
728 | int idx, u8 *dst, u8 *next_hop, | |
729 | struct mpath_info *pinfo); | |
93da9cc1 | 730 | int (*get_mesh_params)(struct wiphy *wiphy, |
731 | struct net_device *dev, | |
732 | struct mesh_config *conf); | |
733 | int (*set_mesh_params)(struct wiphy *wiphy, | |
734 | struct net_device *dev, | |
735 | const struct mesh_config *nconf, u32 mask); | |
9f1ba906 JM |
736 | int (*change_bss)(struct wiphy *wiphy, struct net_device *dev, |
737 | struct bss_parameters *params); | |
31888487 JM |
738 | |
739 | int (*set_txq_params)(struct wiphy *wiphy, | |
740 | struct ieee80211_txq_params *params); | |
72bdcf34 JM |
741 | |
742 | int (*set_channel)(struct wiphy *wiphy, | |
743 | struct ieee80211_channel *chan, | |
094d05dc | 744 | enum nl80211_channel_type channel_type); |
9aed3cc1 JM |
745 | |
746 | int (*set_mgmt_extra_ie)(struct wiphy *wiphy, | |
747 | struct net_device *dev, | |
748 | struct mgmt_extra_ie_params *params); | |
2a519311 JB |
749 | |
750 | int (*scan)(struct wiphy *wiphy, struct net_device *dev, | |
751 | struct cfg80211_scan_request *request); | |
704232c2 JB |
752 | }; |
753 | ||
fee52678 JB |
754 | /* temporary wext handlers */ |
755 | int cfg80211_wext_giwname(struct net_device *dev, | |
756 | struct iw_request_info *info, | |
757 | char *name, char *extra); | |
e60c7744 JB |
758 | int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info, |
759 | u32 *mode, char *extra); | |
760 | int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info, | |
761 | u32 *mode, char *extra); | |
2a519311 JB |
762 | int cfg80211_wext_siwscan(struct net_device *dev, |
763 | struct iw_request_info *info, | |
764 | union iwreq_data *wrqu, char *extra); | |
765 | int cfg80211_wext_giwscan(struct net_device *dev, | |
766 | struct iw_request_info *info, | |
767 | struct iw_point *data, char *extra); | |
4aa188e1 JB |
768 | int cfg80211_wext_giwrange(struct net_device *dev, |
769 | struct iw_request_info *info, | |
770 | struct iw_point *data, char *extra); | |
2a519311 JB |
771 | |
772 | /** | |
773 | * cfg80211_scan_done - notify that scan finished | |
774 | * | |
775 | * @request: the corresponding scan request | |
776 | * @aborted: set to true if the scan was aborted for any reason, | |
777 | * userspace will be notified of that | |
778 | */ | |
779 | void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted); | |
780 | ||
781 | /** | |
782 | * cfg80211_inform_bss - inform cfg80211 of a new BSS | |
783 | * | |
784 | * @wiphy: the wiphy reporting the BSS | |
785 | * @bss: the found BSS | |
77965c97 | 786 | * @signal: the signal strength, type depends on the wiphy's signal_type |
2a519311 JB |
787 | * @gfp: context flags |
788 | * | |
789 | * This informs cfg80211 that BSS information was found and | |
790 | * the BSS should be updated/added. | |
791 | */ | |
792 | struct cfg80211_bss* | |
793 | cfg80211_inform_bss_frame(struct wiphy *wiphy, | |
794 | struct ieee80211_channel *channel, | |
795 | struct ieee80211_mgmt *mgmt, size_t len, | |
77965c97 | 796 | s32 signal, gfp_t gfp); |
2a519311 JB |
797 | |
798 | struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy, | |
799 | struct ieee80211_channel *channel, | |
800 | const u8 *bssid, | |
79420f09 JB |
801 | const u8 *ssid, size_t ssid_len, |
802 | u16 capa_mask, u16 capa_val); | |
803 | static inline struct cfg80211_bss * | |
804 | cfg80211_get_ibss(struct wiphy *wiphy, | |
805 | struct ieee80211_channel *channel, | |
806 | const u8 *ssid, size_t ssid_len) | |
807 | { | |
808 | return cfg80211_get_bss(wiphy, channel, NULL, ssid, ssid_len, | |
809 | WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); | |
810 | } | |
811 | ||
2a519311 JB |
812 | struct cfg80211_bss *cfg80211_get_mesh(struct wiphy *wiphy, |
813 | struct ieee80211_channel *channel, | |
814 | const u8 *meshid, size_t meshidlen, | |
815 | const u8 *meshcfg); | |
816 | void cfg80211_put_bss(struct cfg80211_bss *bss); | |
d491af19 JB |
817 | /** |
818 | * cfg80211_unlink_bss - unlink BSS from internal data structures | |
819 | * @wiphy: the wiphy | |
820 | * @bss: the bss to remove | |
821 | * | |
822 | * This function removes the given BSS from the internal data structures | |
823 | * thereby making it no longer show up in scan results etc. Use this | |
824 | * function when you detect a BSS is gone. Normally BSSes will also time | |
825 | * out, so it is not necessary to use this function at all. | |
826 | */ | |
827 | void cfg80211_unlink_bss(struct wiphy *wiphy, struct cfg80211_bss *bss); | |
fee52678 | 828 | |
704232c2 | 829 | #endif /* __NET_CFG80211_H */ |