Commit | Line | Data |
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f0706e82 JB |
1 | /* |
2 | * Copyright 2002-2005, Instant802 Networks, Inc. | |
3 | * Copyright 2005, Devicescape Software, Inc. | |
4 | * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
10 | ||
11 | #ifndef IEEE80211_I_H | |
12 | #define IEEE80211_I_H | |
13 | ||
14 | #include <linux/kernel.h> | |
15 | #include <linux/device.h> | |
16 | #include <linux/if_ether.h> | |
17 | #include <linux/interrupt.h> | |
18 | #include <linux/list.h> | |
19 | #include <linux/netdevice.h> | |
20 | #include <linux/skbuff.h> | |
21 | #include <linux/workqueue.h> | |
22 | #include <linux/types.h> | |
23 | #include <linux/spinlock.h> | |
571ecf67 | 24 | #include <linux/etherdevice.h> |
f0706e82 JB |
25 | #include <net/wireless.h> |
26 | #include "ieee80211_key.h" | |
27 | #include "sta_info.h" | |
28 | ||
29 | /* ieee80211.o internal definitions, etc. These are not included into | |
30 | * low-level drivers. */ | |
31 | ||
32 | #ifndef ETH_P_PAE | |
33 | #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ | |
34 | #endif /* ETH_P_PAE */ | |
35 | ||
36 | #define WLAN_FC_DATA_PRESENT(fc) (((fc) & 0x4c) == 0x08) | |
37 | ||
38 | struct ieee80211_local; | |
39 | ||
f0706e82 JB |
40 | #define IEEE80211_ALIGN32_PAD(a) ((4 - ((a) & 3)) & 3) |
41 | ||
42 | /* Maximum number of broadcast/multicast frames to buffer when some of the | |
43 | * associated stations are using power saving. */ | |
44 | #define AP_MAX_BC_BUFFER 128 | |
45 | ||
46 | /* Maximum number of frames buffered to all STAs, including multicast frames. | |
47 | * Note: increasing this limit increases the potential memory requirement. Each | |
48 | * frame can be up to about 2 kB long. */ | |
49 | #define TOTAL_MAX_TX_BUFFER 512 | |
50 | ||
51 | /* Required encryption head and tailroom */ | |
52 | #define IEEE80211_ENCRYPT_HEADROOM 8 | |
53 | #define IEEE80211_ENCRYPT_TAILROOM 12 | |
54 | ||
55 | /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent | |
56 | * reception of at least three fragmented frames. This limit can be increased | |
57 | * by changing this define, at the cost of slower frame reassembly and | |
58 | * increased memory use (about 2 kB of RAM per entry). */ | |
59 | #define IEEE80211_FRAGMENT_MAX 4 | |
60 | ||
61 | struct ieee80211_fragment_entry { | |
62 | unsigned long first_frag_time; | |
63 | unsigned int seq; | |
64 | unsigned int rx_queue; | |
65 | unsigned int last_frag; | |
66 | unsigned int extra_len; | |
67 | struct sk_buff_head skb_list; | |
68 | int ccmp; /* Whether fragments were encrypted with CCMP */ | |
69 | u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ | |
70 | }; | |
71 | ||
6c4711b4 LCC |
72 | struct bss_mesh_config { |
73 | u32 path_proto_id; | |
74 | u32 path_metric_id; | |
75 | u32 cong_control_id; | |
76 | u32 channel_precedence; | |
77 | u8 mesh_version; | |
78 | }; | |
79 | ||
f0706e82 JB |
80 | |
81 | struct ieee80211_sta_bss { | |
82 | struct list_head list; | |
83 | struct ieee80211_sta_bss *hnext; | |
056cdd59 JB |
84 | size_t ssid_len; |
85 | ||
f0706e82 JB |
86 | atomic_t users; |
87 | ||
88 | u8 bssid[ETH_ALEN]; | |
89 | u8 ssid[IEEE80211_MAX_SSID_LEN]; | |
f0706e82 | 90 | u16 capability; /* host byte order */ |
8318d78a | 91 | enum ieee80211_band band; |
f0706e82 JB |
92 | int freq; |
93 | int rssi, signal, noise; | |
94 | u8 *wpa_ie; | |
95 | size_t wpa_ie_len; | |
96 | u8 *rsn_ie; | |
97 | size_t rsn_ie_len; | |
98 | u8 *wmm_ie; | |
99 | size_t wmm_ie_len; | |
c7153508 RR |
100 | u8 *ht_ie; |
101 | size_t ht_ie_len; | |
ee385855 LCC |
102 | #ifdef CONFIG_MAC80211_MESH |
103 | u8 *mesh_id; | |
104 | size_t mesh_id_len; | |
6c4711b4 | 105 | struct bss_mesh_config *mesh_cfg; |
902acc78 | 106 | #endif |
f0706e82 JB |
107 | #define IEEE80211_MAX_SUPP_RATES 32 |
108 | u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; | |
109 | size_t supp_rates_len; | |
f0706e82 | 110 | u64 timestamp; |
056cdd59 | 111 | int beacon_int; |
f0706e82 JB |
112 | |
113 | int probe_resp; | |
114 | unsigned long last_update; | |
115 | ||
5628221c DD |
116 | /* during assocation, we save an ERP value from a probe response so |
117 | * that we can feed ERP info to the driver when handling the | |
118 | * association completes. these fields probably won't be up-to-date | |
119 | * otherwise, you probably don't want to use them. */ | |
120 | int has_erp_value; | |
121 | u8 erp_value; | |
f0706e82 JB |
122 | }; |
123 | ||
6c4711b4 LCC |
124 | static inline |
125 | struct bss_mesh_config *bss_mesh_cfg(struct ieee80211_sta_bss *bss) | |
902acc78 JB |
126 | { |
127 | #ifdef CONFIG_MAC80211_MESH | |
128 | return bss->mesh_cfg; | |
129 | #endif | |
130 | return NULL; | |
131 | } | |
132 | ||
133 | static inline u8 *bss_mesh_id(struct ieee80211_sta_bss *bss) | |
134 | { | |
135 | #ifdef CONFIG_MAC80211_MESH | |
136 | return bss->mesh_id; | |
137 | #endif | |
138 | return NULL; | |
139 | } | |
140 | ||
141 | static inline u8 bss_mesh_id_len(struct ieee80211_sta_bss *bss) | |
142 | { | |
143 | #ifdef CONFIG_MAC80211_MESH | |
144 | return bss->mesh_id_len; | |
145 | #endif | |
146 | return 0; | |
147 | } | |
148 | ||
f0706e82 | 149 | |
9ae54c84 JB |
150 | typedef unsigned __bitwise__ ieee80211_tx_result; |
151 | #define TX_CONTINUE ((__force ieee80211_tx_result) 0u) | |
152 | #define TX_DROP ((__force ieee80211_tx_result) 1u) | |
153 | #define TX_QUEUED ((__force ieee80211_tx_result) 2u) | |
154 | ||
5cf121c3 JB |
155 | #define IEEE80211_TX_FRAGMENTED BIT(0) |
156 | #define IEEE80211_TX_UNICAST BIT(1) | |
157 | #define IEEE80211_TX_PS_BUFFERED BIT(2) | |
158 | #define IEEE80211_TX_PROBE_LAST_FRAG BIT(3) | |
159 | #define IEEE80211_TX_INJECTED BIT(4) | |
160 | ||
161 | struct ieee80211_tx_data { | |
162 | struct sk_buff *skb; | |
163 | struct net_device *dev; | |
164 | struct ieee80211_local *local; | |
165 | struct ieee80211_sub_if_data *sdata; | |
166 | struct sta_info *sta; | |
5cf121c3 | 167 | struct ieee80211_key *key; |
5cf121c3 JB |
168 | |
169 | struct ieee80211_tx_control *control; | |
170 | struct ieee80211_channel *channel; | |
171 | struct ieee80211_rate *rate; | |
172 | /* use this rate (if set) for last fragment; rate can | |
173 | * be set to lower rate for the first fragments, e.g., | |
174 | * when using CTS protection with IEEE 802.11g. */ | |
175 | struct ieee80211_rate *last_frag_rate; | |
176 | ||
177 | /* Extra fragments (in addition to the first fragment | |
178 | * in skb) */ | |
5cf121c3 | 179 | struct sk_buff **extra_frag; |
056cdd59 JB |
180 | int num_extra_frag; |
181 | ||
182 | u16 fc, ethertype; | |
183 | unsigned int flags; | |
5cf121c3 JB |
184 | }; |
185 | ||
186 | ||
9ae54c84 | 187 | typedef unsigned __bitwise__ ieee80211_rx_result; |
e4c26add JB |
188 | #define RX_CONTINUE ((__force ieee80211_rx_result) 0u) |
189 | #define RX_DROP_UNUSABLE ((__force ieee80211_rx_result) 1u) | |
190 | #define RX_DROP_MONITOR ((__force ieee80211_rx_result) 2u) | |
191 | #define RX_QUEUED ((__force ieee80211_rx_result) 3u) | |
9ae54c84 | 192 | |
5cf121c3 | 193 | #define IEEE80211_RX_IN_SCAN BIT(0) |
badffb72 | 194 | /* frame is destined to interface currently processed (incl. multicast frames) */ |
5cf121c3 JB |
195 | #define IEEE80211_RX_RA_MATCH BIT(1) |
196 | #define IEEE80211_RX_AMSDU BIT(2) | |
197 | #define IEEE80211_RX_CMNTR_REPORTED BIT(3) | |
198 | #define IEEE80211_RX_FRAGMENTED BIT(4) | |
199 | ||
200 | struct ieee80211_rx_data { | |
f0706e82 JB |
201 | struct sk_buff *skb; |
202 | struct net_device *dev; | |
203 | struct ieee80211_local *local; | |
204 | struct ieee80211_sub_if_data *sdata; | |
205 | struct sta_info *sta; | |
f0706e82 | 206 | struct ieee80211_key *key; |
5cf121c3 JB |
207 | struct ieee80211_rx_status *status; |
208 | struct ieee80211_rate *rate; | |
056cdd59 JB |
209 | |
210 | u16 fc, ethertype; | |
211 | unsigned int flags; | |
5cf121c3 JB |
212 | int sent_ps_buffered; |
213 | int queue; | |
214 | int load; | |
215 | u32 tkip_iv32; | |
216 | u16 tkip_iv16; | |
f0706e82 JB |
217 | }; |
218 | ||
e8bf9649 JS |
219 | /* flags used in struct ieee80211_tx_packet_data.flags */ |
220 | #define IEEE80211_TXPD_REQ_TX_STATUS BIT(0) | |
221 | #define IEEE80211_TXPD_DO_NOT_ENCRYPT BIT(1) | |
222 | #define IEEE80211_TXPD_REQUEUE BIT(2) | |
678f5f71 | 223 | #define IEEE80211_TXPD_EAPOL_FRAME BIT(3) |
9e723492 | 224 | #define IEEE80211_TXPD_AMPDU BIT(4) |
f0706e82 JB |
225 | /* Stored in sk_buff->cb */ |
226 | struct ieee80211_tx_packet_data { | |
227 | int ifindex; | |
228 | unsigned long jiffies; | |
e8bf9649 JS |
229 | unsigned int flags; |
230 | u8 queue; | |
f0706e82 JB |
231 | }; |
232 | ||
233 | struct ieee80211_tx_stored_packet { | |
234 | struct ieee80211_tx_control control; | |
235 | struct sk_buff *skb; | |
f0706e82 | 236 | struct sk_buff **extra_frag; |
f0706e82 | 237 | struct ieee80211_rate *last_frag_rate; |
056cdd59 | 238 | int num_extra_frag; |
badffb72 | 239 | unsigned int last_frag_rate_ctrl_probe; |
f0706e82 JB |
240 | }; |
241 | ||
5dfdaf58 JB |
242 | struct beacon_data { |
243 | u8 *head, *tail; | |
244 | int head_len, tail_len; | |
245 | int dtim_period; | |
246 | }; | |
247 | ||
f0706e82 | 248 | struct ieee80211_if_ap { |
5dfdaf58 | 249 | struct beacon_data *beacon; |
f0706e82 | 250 | |
0ec3ca44 JB |
251 | struct list_head vlans; |
252 | ||
f0706e82 JB |
253 | u8 ssid[IEEE80211_MAX_SSID_LEN]; |
254 | size_t ssid_len; | |
f0706e82 JB |
255 | |
256 | /* yes, this looks ugly, but guarantees that we can later use | |
257 | * bitmap_empty :) | |
004c872e | 258 | * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ |
f0706e82 | 259 | u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)]; |
f0706e82 | 260 | struct sk_buff_head ps_bc_buf; |
056cdd59 | 261 | atomic_t num_sta_ps; /* number of stations in PS mode */ |
5dfdaf58 | 262 | int dtim_count; |
f0706e82 JB |
263 | int force_unicast_rateidx; /* forced TX rateidx for unicast frames */ |
264 | int max_ratectrl_rateidx; /* max TX rateidx for rate control */ | |
265 | int num_beacons; /* number of TXed beacon frames for this BSS */ | |
266 | }; | |
267 | ||
268 | struct ieee80211_if_wds { | |
f0706e82 | 269 | struct sta_info *sta; |
056cdd59 | 270 | u8 remote_addr[ETH_ALEN]; |
f0706e82 JB |
271 | }; |
272 | ||
273 | struct ieee80211_if_vlan { | |
0ec3ca44 JB |
274 | struct ieee80211_sub_if_data *ap; |
275 | struct list_head list; | |
f0706e82 JB |
276 | }; |
277 | ||
ee385855 LCC |
278 | struct mesh_stats { |
279 | __u32 fwded_frames; /* Mesh forwarded frames */ | |
280 | __u32 dropped_frames_ttl; /* Not transmitted since mesh_ttl == 0*/ | |
281 | __u32 dropped_frames_no_route; /* Not transmitted, no route found */ | |
282 | atomic_t estab_plinks; | |
283 | }; | |
284 | ||
285 | #define PREQ_Q_F_START 0x1 | |
286 | #define PREQ_Q_F_REFRESH 0x2 | |
287 | struct mesh_preq_queue { | |
288 | struct list_head list; | |
289 | u8 dst[ETH_ALEN]; | |
290 | u8 flags; | |
291 | }; | |
292 | ||
ee385855 LCC |
293 | struct mesh_config { |
294 | /* Timeouts in ms */ | |
295 | /* Mesh plink management parameters */ | |
296 | u16 dot11MeshRetryTimeout; | |
297 | u16 dot11MeshConfirmTimeout; | |
298 | u16 dot11MeshHoldingTimeout; | |
299 | u16 dot11MeshMaxPeerLinks; | |
300 | u8 dot11MeshMaxRetries; | |
301 | u8 dot11MeshTTL; | |
302 | bool auto_open_plinks; | |
303 | /* HWMP parameters */ | |
ee385855 LCC |
304 | u8 dot11MeshHWMPmaxPREQretries; |
305 | u32 path_refresh_time; | |
306 | u16 min_discovery_timeout; | |
056cdd59 JB |
307 | u32 dot11MeshHWMPactivePathTimeout; |
308 | u16 dot11MeshHWMPpreqMinInterval; | |
309 | u16 dot11MeshHWMPnetDiameterTraversalTime; | |
ee385855 | 310 | }; |
902acc78 | 311 | |
ee385855 | 312 | |
d6f2da5b JS |
313 | /* flags used in struct ieee80211_if_sta.flags */ |
314 | #define IEEE80211_STA_SSID_SET BIT(0) | |
315 | #define IEEE80211_STA_BSSID_SET BIT(1) | |
316 | #define IEEE80211_STA_PREV_BSSID_SET BIT(2) | |
317 | #define IEEE80211_STA_AUTHENTICATED BIT(3) | |
318 | #define IEEE80211_STA_ASSOCIATED BIT(4) | |
319 | #define IEEE80211_STA_PROBEREQ_POLL BIT(5) | |
320 | #define IEEE80211_STA_CREATE_IBSS BIT(6) | |
321 | #define IEEE80211_STA_MIXED_CELL BIT(7) | |
322 | #define IEEE80211_STA_WMM_ENABLED BIT(8) | |
323 | #define IEEE80211_STA_AUTO_SSID_SEL BIT(10) | |
324 | #define IEEE80211_STA_AUTO_BSSID_SEL BIT(11) | |
325 | #define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12) | |
5b98b1f7 | 326 | #define IEEE80211_STA_PRIVACY_INVOKED BIT(13) |
f0706e82 | 327 | struct ieee80211_if_sta { |
056cdd59 JB |
328 | struct timer_list timer; |
329 | struct work_struct work; | |
330 | u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; | |
331 | u8 ssid[IEEE80211_MAX_SSID_LEN]; | |
f0706e82 JB |
332 | enum { |
333 | IEEE80211_DISABLED, IEEE80211_AUTHENTICATE, | |
334 | IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED, | |
ee385855 LCC |
335 | IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED, |
336 | IEEE80211_MESH_UP | |
f0706e82 | 337 | } state; |
f0706e82 | 338 | size_t ssid_len; |
a0af5f14 HS |
339 | u8 scan_ssid[IEEE80211_MAX_SSID_LEN]; |
340 | size_t scan_ssid_len; | |
ee385855 LCC |
341 | #ifdef CONFIG_MAC80211_MESH |
342 | struct timer_list mesh_path_timer; | |
343 | u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; | |
ee385855 LCC |
344 | size_t mesh_id_len; |
345 | /* Active Path Selection Protocol Identifier */ | |
346 | u8 mesh_pp_id[4]; | |
347 | /* Active Path Selection Metric Identifier */ | |
348 | u8 mesh_pm_id[4]; | |
349 | /* Congestion Control Mode Identifier */ | |
350 | u8 mesh_cc_id[4]; | |
351 | /* Local mesh Destination Sequence Number */ | |
352 | u32 dsn; | |
353 | /* Last used PREQ ID */ | |
354 | u32 preq_id; | |
355 | atomic_t mpaths; | |
356 | /* Timestamp of last DSN update */ | |
357 | unsigned long last_dsn_update; | |
358 | /* Timestamp of last DSN sent */ | |
359 | unsigned long last_preq; | |
360 | struct mesh_rmc *rmc; | |
361 | spinlock_t mesh_preq_queue_lock; | |
362 | struct mesh_preq_queue preq_queue; | |
363 | int preq_queue_len; | |
364 | struct mesh_stats mshstats; | |
365 | struct mesh_config mshcfg; | |
366 | u8 mesh_seqnum[3]; | |
056cdd59 | 367 | bool accepting_plinks; |
ee385855 | 368 | #endif |
f0706e82 JB |
369 | u16 aid; |
370 | u16 ap_capab, capab; | |
371 | u8 *extra_ie; /* to be added to the end of AssocReq */ | |
372 | size_t extra_ie_len; | |
373 | ||
374 | /* The last AssocReq/Resp IEs */ | |
375 | u8 *assocreq_ies, *assocresp_ies; | |
376 | size_t assocreq_ies_len, assocresp_ies_len; | |
377 | ||
056cdd59 JB |
378 | struct sk_buff_head skb_queue; |
379 | ||
f0706e82 JB |
380 | int auth_tries, assoc_tries; |
381 | ||
056cdd59 JB |
382 | unsigned long request; |
383 | ||
384 | unsigned long last_probe; | |
385 | ||
d6f2da5b | 386 | unsigned int flags; |
f0706e82 JB |
387 | #define IEEE80211_STA_REQ_SCAN 0 |
388 | #define IEEE80211_STA_REQ_AUTH 1 | |
389 | #define IEEE80211_STA_REQ_RUN 2 | |
f0706e82 JB |
390 | |
391 | #define IEEE80211_AUTH_ALG_OPEN BIT(0) | |
392 | #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) | |
393 | #define IEEE80211_AUTH_ALG_LEAP BIT(2) | |
394 | unsigned int auth_algs; /* bitfield of allowed auth algs */ | |
395 | int auth_alg; /* currently used IEEE 802.11 authentication algorithm */ | |
396 | int auth_transaction; | |
397 | ||
398 | unsigned long ibss_join_req; | |
399 | struct sk_buff *probe_resp; /* ProbeResp template for IBSS */ | |
8318d78a | 400 | u32 supp_rates_bits[IEEE80211_NUM_BANDS]; |
f0706e82 JB |
401 | |
402 | int wmm_last_param_set; | |
ee385855 | 403 | int num_beacons; /* number of TXed beacon frames by this STA */ |
f0706e82 JB |
404 | }; |
405 | ||
902acc78 JB |
406 | static inline void ieee80211_if_sta_set_mesh_id(struct ieee80211_if_sta *ifsta, |
407 | u8 mesh_id_len, u8 *mesh_id) | |
408 | { | |
409 | #ifdef CONFIG_MAC80211_MESH | |
410 | ifsta->mesh_id_len = mesh_id_len; | |
411 | memcpy(ifsta->mesh_id, mesh_id, mesh_id_len); | |
412 | #endif | |
413 | } | |
414 | ||
415 | #ifdef CONFIG_MAC80211_MESH | |
416 | #define IEEE80211_IFSTA_MESH_CTR_INC(sta, name) \ | |
417 | do { (sta)->mshstats.name++; } while (0) | |
418 | #else | |
419 | #define IEEE80211_IFSTA_MESH_CTR_INC(sta, name) \ | |
420 | do { } while (0) | |
421 | #endif | |
f0706e82 | 422 | |
13262ffd JS |
423 | /* flags used in struct ieee80211_sub_if_data.flags */ |
424 | #define IEEE80211_SDATA_ALLMULTI BIT(0) | |
425 | #define IEEE80211_SDATA_PROMISC BIT(1) | |
471b3efd | 426 | #define IEEE80211_SDATA_USERSPACE_MLME BIT(2) |
8318d78a | 427 | #define IEEE80211_SDATA_OPERATING_GMODE BIT(3) |
f0706e82 JB |
428 | struct ieee80211_sub_if_data { |
429 | struct list_head list; | |
f0706e82 JB |
430 | |
431 | struct wireless_dev wdev; | |
432 | ||
11a843b7 JB |
433 | /* keys */ |
434 | struct list_head key_list; | |
435 | ||
f0706e82 JB |
436 | struct net_device *dev; |
437 | struct ieee80211_local *local; | |
438 | ||
13262ffd | 439 | unsigned int flags; |
7e9ed188 | 440 | |
f0706e82 | 441 | int drop_unencrypted; |
f0706e82 | 442 | |
8318d78a JB |
443 | /* |
444 | * basic rates of this AP or the AP we're associated to | |
445 | */ | |
446 | u64 basic_rates; | |
447 | ||
f0706e82 JB |
448 | u16 sequence; |
449 | ||
450 | /* Fragment table for host-based reassembly */ | |
451 | struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; | |
452 | unsigned int fragment_next; | |
453 | ||
454 | #define NUM_DEFAULT_KEYS 4 | |
455 | struct ieee80211_key *keys[NUM_DEFAULT_KEYS]; | |
456 | struct ieee80211_key *default_key; | |
457 | ||
471b3efd JB |
458 | /* |
459 | * BSS configuration for this interface. | |
460 | * | |
461 | * FIXME: I feel bad putting this here when we already have a | |
462 | * bss pointer, but the bss pointer is just wrong when | |
463 | * you have multiple virtual STA mode interfaces... | |
464 | * This needs to be fixed. | |
465 | */ | |
466 | struct ieee80211_bss_conf bss_conf; | |
f0706e82 JB |
467 | struct ieee80211_if_ap *bss; /* BSS that this device belongs to */ |
468 | ||
469 | union { | |
470 | struct ieee80211_if_ap ap; | |
471 | struct ieee80211_if_wds wds; | |
472 | struct ieee80211_if_vlan vlan; | |
473 | struct ieee80211_if_sta sta; | |
8cc9a739 | 474 | u32 mntr_flags; |
f0706e82 JB |
475 | } u; |
476 | int channel_use; | |
477 | int channel_use_raw; | |
e9f207f0 JB |
478 | |
479 | #ifdef CONFIG_MAC80211_DEBUGFS | |
480 | struct dentry *debugfsdir; | |
481 | union { | |
482 | struct { | |
483 | struct dentry *channel_use; | |
484 | struct dentry *drop_unencrypted; | |
e9f207f0 JB |
485 | struct dentry *state; |
486 | struct dentry *bssid; | |
487 | struct dentry *prev_bssid; | |
488 | struct dentry *ssid_len; | |
489 | struct dentry *aid; | |
490 | struct dentry *ap_capab; | |
491 | struct dentry *capab; | |
492 | struct dentry *extra_ie_len; | |
493 | struct dentry *auth_tries; | |
494 | struct dentry *assoc_tries; | |
495 | struct dentry *auth_algs; | |
496 | struct dentry *auth_alg; | |
497 | struct dentry *auth_transaction; | |
498 | struct dentry *flags; | |
ee385855 | 499 | struct dentry *num_beacons_sta; |
e9f207f0 JB |
500 | } sta; |
501 | struct { | |
502 | struct dentry *channel_use; | |
503 | struct dentry *drop_unencrypted; | |
e9f207f0 | 504 | struct dentry *num_sta_ps; |
e9f207f0 JB |
505 | struct dentry *dtim_count; |
506 | struct dentry *num_beacons; | |
507 | struct dentry *force_unicast_rateidx; | |
508 | struct dentry *max_ratectrl_rateidx; | |
509 | struct dentry *num_buffered_multicast; | |
e9f207f0 JB |
510 | } ap; |
511 | struct { | |
512 | struct dentry *channel_use; | |
513 | struct dentry *drop_unencrypted; | |
e9f207f0 JB |
514 | struct dentry *peer; |
515 | } wds; | |
516 | struct { | |
517 | struct dentry *channel_use; | |
518 | struct dentry *drop_unencrypted; | |
e9f207f0 JB |
519 | } vlan; |
520 | struct { | |
521 | struct dentry *mode; | |
522 | } monitor; | |
523 | struct dentry *default_key; | |
524 | } debugfs; | |
ee385855 LCC |
525 | |
526 | #ifdef CONFIG_MAC80211_MESH | |
527 | struct dentry *mesh_stats_dir; | |
528 | struct { | |
529 | struct dentry *fwded_frames; | |
530 | struct dentry *dropped_frames_ttl; | |
531 | struct dentry *dropped_frames_no_route; | |
532 | struct dentry *estab_plinks; | |
902acc78 | 533 | struct timer_list mesh_path_timer; |
ee385855 LCC |
534 | } mesh_stats; |
535 | ||
536 | struct dentry *mesh_config_dir; | |
537 | struct { | |
538 | struct dentry *dot11MeshRetryTimeout; | |
539 | struct dentry *dot11MeshConfirmTimeout; | |
540 | struct dentry *dot11MeshHoldingTimeout; | |
541 | struct dentry *dot11MeshMaxRetries; | |
542 | struct dentry *dot11MeshTTL; | |
543 | struct dentry *auto_open_plinks; | |
544 | struct dentry *dot11MeshMaxPeerLinks; | |
545 | struct dentry *dot11MeshHWMPactivePathTimeout; | |
546 | struct dentry *dot11MeshHWMPpreqMinInterval; | |
547 | struct dentry *dot11MeshHWMPnetDiameterTraversalTime; | |
548 | struct dentry *dot11MeshHWMPmaxPREQretries; | |
549 | struct dentry *path_refresh_time; | |
550 | struct dentry *min_discovery_timeout; | |
551 | } mesh_config; | |
552 | #endif | |
553 | ||
e9f207f0 | 554 | #endif |
32bfd35d JB |
555 | /* must be last, dynamically sized area in this! */ |
556 | struct ieee80211_vif vif; | |
f0706e82 JB |
557 | }; |
558 | ||
32bfd35d JB |
559 | static inline |
560 | struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) | |
561 | { | |
562 | return container_of(p, struct ieee80211_sub_if_data, vif); | |
563 | } | |
564 | ||
f0706e82 JB |
565 | #define IEEE80211_DEV_TO_SUB_IF(dev) netdev_priv(dev) |
566 | ||
567 | enum { | |
568 | IEEE80211_RX_MSG = 1, | |
569 | IEEE80211_TX_STATUS_MSG = 2, | |
eadc8d9e RR |
570 | IEEE80211_DELBA_MSG = 3, |
571 | IEEE80211_ADDBA_MSG = 4, | |
f0706e82 JB |
572 | }; |
573 | ||
574 | struct ieee80211_local { | |
575 | /* embed the driver visible part. | |
576 | * don't cast (use the static inlines below), but we keep | |
577 | * it first anyway so they become a no-op */ | |
578 | struct ieee80211_hw hw; | |
579 | ||
580 | const struct ieee80211_ops *ops; | |
581 | ||
f0706e82 | 582 | struct net_device *mdev; /* wmaster# - "master" 802.11 device */ |
f0706e82 | 583 | int open_count; |
3d30d949 | 584 | int monitors, cooked_mntrs; |
8cc9a739 MW |
585 | /* number of interfaces with corresponding FIF_ flags */ |
586 | int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss; | |
4150c572 | 587 | unsigned int filter_flags; /* FIF_* */ |
f0706e82 JB |
588 | struct iw_statistics wstats; |
589 | u8 wstats_flags; | |
d0709a65 | 590 | bool tim_in_locked_section; /* see ieee80211_beacon_get() */ |
b306f453 | 591 | int tx_headroom; /* required headroom for hardware/radiotap */ |
f0706e82 JB |
592 | |
593 | enum { | |
594 | IEEE80211_DEV_UNINITIALIZED = 0, | |
595 | IEEE80211_DEV_REGISTERED, | |
596 | IEEE80211_DEV_UNREGISTERED, | |
597 | } reg_state; | |
598 | ||
599 | /* Tasklet and skb queue to process calls from IRQ mode. All frames | |
600 | * added to skb_queue will be processed, but frames in | |
601 | * skb_queue_unreliable may be dropped if the total length of these | |
602 | * queues increases over the limit. */ | |
603 | #define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 | |
604 | struct tasklet_struct tasklet; | |
605 | struct sk_buff_head skb_queue; | |
606 | struct sk_buff_head skb_queue_unreliable; | |
607 | ||
d0709a65 JB |
608 | /* Station data */ |
609 | /* | |
610 | * The lock only protects the list, hash, timer and counter | |
611 | * against manipulation, reads are done in RCU. Additionally, | |
612 | * the lock protects each BSS's TIM bitmap and a few items | |
613 | * in a STA info structure. | |
614 | */ | |
615 | spinlock_t sta_lock; | |
616 | unsigned long num_sta; | |
f0706e82 | 617 | struct list_head sta_list; |
dc6676b7 JB |
618 | struct list_head sta_flush_list; |
619 | struct work_struct sta_flush_work; | |
f0706e82 JB |
620 | struct sta_info *sta_hash[STA_HASH_SIZE]; |
621 | struct timer_list sta_cleanup; | |
622 | ||
9e723492 RR |
623 | unsigned long state[NUM_TX_DATA_QUEUES_AMPDU]; |
624 | struct ieee80211_tx_stored_packet pending_packet[NUM_TX_DATA_QUEUES_AMPDU]; | |
f0706e82 JB |
625 | struct tasklet_struct tx_pending_tasklet; |
626 | ||
53918994 JB |
627 | /* number of interfaces with corresponding IFF_ flags */ |
628 | atomic_t iff_allmultis, iff_promiscs; | |
f0706e82 JB |
629 | |
630 | struct rate_control_ref *rate_ctrl; | |
631 | ||
f0706e82 | 632 | int rts_threshold; |
f0706e82 JB |
633 | int fragmentation_threshold; |
634 | int short_retry_limit; /* dot11ShortRetryLimit */ | |
635 | int long_retry_limit; /* dot11LongRetryLimit */ | |
f0706e82 JB |
636 | |
637 | struct crypto_blkcipher *wep_tx_tfm; | |
638 | struct crypto_blkcipher *wep_rx_tfm; | |
639 | u32 wep_iv; | |
f0706e82 JB |
640 | |
641 | int bridge_packets; /* bridge packets between associated stations and | |
642 | * deliver multicast frames both back to wireless | |
643 | * media and to the local net stack */ | |
644 | ||
79010420 JB |
645 | struct list_head interfaces; |
646 | ||
ece8eddd ZY |
647 | bool sta_sw_scanning; |
648 | bool sta_hw_scanning; | |
f0706e82 | 649 | int scan_channel_idx; |
8318d78a JB |
650 | enum ieee80211_band scan_band; |
651 | ||
f0706e82 JB |
652 | enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; |
653 | unsigned long last_scan_completed; | |
654 | struct delayed_work scan_work; | |
655 | struct net_device *scan_dev; | |
656 | struct ieee80211_channel *oper_channel, *scan_channel; | |
f0706e82 JB |
657 | u8 scan_ssid[IEEE80211_MAX_SSID_LEN]; |
658 | size_t scan_ssid_len; | |
659 | struct list_head sta_bss_list; | |
660 | struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE]; | |
661 | spinlock_t sta_bss_lock; | |
f0706e82 JB |
662 | |
663 | /* SNMP counters */ | |
664 | /* dot11CountersTable */ | |
665 | u32 dot11TransmittedFragmentCount; | |
666 | u32 dot11MulticastTransmittedFrameCount; | |
667 | u32 dot11FailedCount; | |
668 | u32 dot11RetryCount; | |
669 | u32 dot11MultipleRetryCount; | |
670 | u32 dot11FrameDuplicateCount; | |
671 | u32 dot11ReceivedFragmentCount; | |
672 | u32 dot11MulticastReceivedFrameCount; | |
673 | u32 dot11TransmittedFrameCount; | |
674 | u32 dot11WEPUndecryptableCount; | |
675 | ||
676 | #ifdef CONFIG_MAC80211_LEDS | |
677 | int tx_led_counter, rx_led_counter; | |
cdcb006f ID |
678 | struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led; |
679 | char tx_led_name[32], rx_led_name[32], | |
680 | assoc_led_name[32], radio_led_name[32]; | |
f0706e82 JB |
681 | #endif |
682 | ||
683 | u32 channel_use; | |
684 | u32 channel_use_raw; | |
f0706e82 | 685 | |
e9f207f0 JB |
686 | #ifdef CONFIG_MAC80211_DEBUGFS |
687 | struct work_struct sta_debugfs_add; | |
688 | #endif | |
689 | ||
f0706e82 JB |
690 | #ifdef CONFIG_MAC80211_DEBUG_COUNTERS |
691 | /* TX/RX handler statistics */ | |
692 | unsigned int tx_handlers_drop; | |
693 | unsigned int tx_handlers_queued; | |
694 | unsigned int tx_handlers_drop_unencrypted; | |
695 | unsigned int tx_handlers_drop_fragment; | |
696 | unsigned int tx_handlers_drop_wep; | |
697 | unsigned int tx_handlers_drop_not_assoc; | |
698 | unsigned int tx_handlers_drop_unauth_port; | |
699 | unsigned int rx_handlers_drop; | |
700 | unsigned int rx_handlers_queued; | |
701 | unsigned int rx_handlers_drop_nullfunc; | |
702 | unsigned int rx_handlers_drop_defrag; | |
703 | unsigned int rx_handlers_drop_short; | |
704 | unsigned int rx_handlers_drop_passive_scan; | |
705 | unsigned int tx_expand_skb_head; | |
706 | unsigned int tx_expand_skb_head_cloned; | |
707 | unsigned int rx_expand_skb_head; | |
708 | unsigned int rx_expand_skb_head2; | |
709 | unsigned int rx_handlers_fragments; | |
710 | unsigned int tx_status_drop; | |
711 | unsigned int wme_rx_queue[NUM_RX_DATA_QUEUES]; | |
712 | unsigned int wme_tx_queue[NUM_RX_DATA_QUEUES]; | |
713 | #define I802_DEBUG_INC(c) (c)++ | |
714 | #else /* CONFIG_MAC80211_DEBUG_COUNTERS */ | |
715 | #define I802_DEBUG_INC(c) do { } while (0) | |
716 | #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ | |
717 | ||
718 | ||
f0706e82 JB |
719 | int total_ps_buffered; /* total number of all buffered unicast and |
720 | * multicast packets for power saving stations | |
721 | */ | |
f0706e82 JB |
722 | int wifi_wme_noack_test; |
723 | unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ | |
724 | ||
e9f207f0 JB |
725 | #ifdef CONFIG_MAC80211_DEBUGFS |
726 | struct local_debugfsdentries { | |
e9f207f0 | 727 | struct dentry *frequency; |
e9f207f0 JB |
728 | struct dentry *antenna_sel_tx; |
729 | struct dentry *antenna_sel_rx; | |
730 | struct dentry *bridge_packets; | |
e9f207f0 JB |
731 | struct dentry *rts_threshold; |
732 | struct dentry *fragmentation_threshold; | |
733 | struct dentry *short_retry_limit; | |
734 | struct dentry *long_retry_limit; | |
735 | struct dentry *total_ps_buffered; | |
e9f207f0 | 736 | struct dentry *wep_iv; |
e9f207f0 JB |
737 | struct dentry *statistics; |
738 | struct local_debugfsdentries_statsdentries { | |
739 | struct dentry *transmitted_fragment_count; | |
740 | struct dentry *multicast_transmitted_frame_count; | |
741 | struct dentry *failed_count; | |
742 | struct dentry *retry_count; | |
743 | struct dentry *multiple_retry_count; | |
744 | struct dentry *frame_duplicate_count; | |
745 | struct dentry *received_fragment_count; | |
746 | struct dentry *multicast_received_frame_count; | |
747 | struct dentry *transmitted_frame_count; | |
748 | struct dentry *wep_undecryptable_count; | |
749 | struct dentry *num_scans; | |
750 | #ifdef CONFIG_MAC80211_DEBUG_COUNTERS | |
751 | struct dentry *tx_handlers_drop; | |
752 | struct dentry *tx_handlers_queued; | |
753 | struct dentry *tx_handlers_drop_unencrypted; | |
754 | struct dentry *tx_handlers_drop_fragment; | |
755 | struct dentry *tx_handlers_drop_wep; | |
756 | struct dentry *tx_handlers_drop_not_assoc; | |
757 | struct dentry *tx_handlers_drop_unauth_port; | |
758 | struct dentry *rx_handlers_drop; | |
759 | struct dentry *rx_handlers_queued; | |
760 | struct dentry *rx_handlers_drop_nullfunc; | |
761 | struct dentry *rx_handlers_drop_defrag; | |
762 | struct dentry *rx_handlers_drop_short; | |
763 | struct dentry *rx_handlers_drop_passive_scan; | |
764 | struct dentry *tx_expand_skb_head; | |
765 | struct dentry *tx_expand_skb_head_cloned; | |
766 | struct dentry *rx_expand_skb_head; | |
767 | struct dentry *rx_expand_skb_head2; | |
768 | struct dentry *rx_handlers_fragments; | |
769 | struct dentry *tx_status_drop; | |
770 | struct dentry *wme_tx_queue; | |
771 | struct dentry *wme_rx_queue; | |
772 | #endif | |
773 | struct dentry *dot11ACKFailureCount; | |
774 | struct dentry *dot11RTSFailureCount; | |
775 | struct dentry *dot11FCSErrorCount; | |
776 | struct dentry *dot11RTSSuccessCount; | |
777 | } stats; | |
778 | struct dentry *stations; | |
779 | struct dentry *keys; | |
780 | } debugfs; | |
781 | #endif | |
f0706e82 JB |
782 | }; |
783 | ||
eadc8d9e RR |
784 | /* this struct represents 802.11n's RA/TID combination */ |
785 | struct ieee80211_ra_tid { | |
786 | u8 ra[ETH_ALEN]; | |
787 | u16 tid; | |
788 | }; | |
789 | ||
ee385855 LCC |
790 | /* Parsed Information Elements */ |
791 | struct ieee802_11_elems { | |
792 | /* pointers to IEs */ | |
793 | u8 *ssid; | |
794 | u8 *supp_rates; | |
795 | u8 *fh_params; | |
796 | u8 *ds_params; | |
797 | u8 *cf_params; | |
798 | u8 *tim; | |
799 | u8 *ibss_params; | |
800 | u8 *challenge; | |
801 | u8 *wpa; | |
802 | u8 *rsn; | |
803 | u8 *erp_info; | |
804 | u8 *ext_supp_rates; | |
805 | u8 *wmm_info; | |
806 | u8 *wmm_param; | |
807 | u8 *ht_cap_elem; | |
808 | u8 *ht_info_elem; | |
809 | u8 *mesh_config; | |
810 | u8 *mesh_id; | |
811 | u8 *peer_link; | |
812 | u8 *preq; | |
813 | u8 *prep; | |
814 | u8 *perr; | |
815 | ||
816 | /* length of them, respectively */ | |
817 | u8 ssid_len; | |
818 | u8 supp_rates_len; | |
819 | u8 fh_params_len; | |
820 | u8 ds_params_len; | |
821 | u8 cf_params_len; | |
822 | u8 tim_len; | |
823 | u8 ibss_params_len; | |
824 | u8 challenge_len; | |
825 | u8 wpa_len; | |
826 | u8 rsn_len; | |
827 | u8 erp_info_len; | |
828 | u8 ext_supp_rates_len; | |
829 | u8 wmm_info_len; | |
830 | u8 wmm_param_len; | |
831 | u8 ht_cap_elem_len; | |
832 | u8 ht_info_elem_len; | |
833 | u8 mesh_config_len; | |
834 | u8 mesh_id_len; | |
835 | u8 peer_link_len; | |
836 | u8 preq_len; | |
837 | u8 prep_len; | |
838 | u8 perr_len; | |
839 | }; | |
840 | ||
f0706e82 JB |
841 | static inline struct ieee80211_local *hw_to_local( |
842 | struct ieee80211_hw *hw) | |
843 | { | |
844 | return container_of(hw, struct ieee80211_local, hw); | |
845 | } | |
846 | ||
847 | static inline struct ieee80211_hw *local_to_hw( | |
848 | struct ieee80211_local *local) | |
849 | { | |
850 | return &local->hw; | |
851 | } | |
852 | ||
853 | enum ieee80211_link_state_t { | |
854 | IEEE80211_LINK_STATE_XOFF = 0, | |
855 | IEEE80211_LINK_STATE_PENDING, | |
856 | }; | |
857 | ||
858 | struct sta_attribute { | |
859 | struct attribute attr; | |
860 | ssize_t (*show)(const struct sta_info *, char *buf); | |
861 | ssize_t (*store)(struct sta_info *, const char *buf, size_t count); | |
862 | }; | |
863 | ||
571ecf67 JB |
864 | static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) |
865 | { | |
866 | return compare_ether_addr(raddr, addr) == 0 || | |
867 | is_broadcast_ether_addr(raddr); | |
868 | } | |
869 | ||
870 | ||
f0706e82 JB |
871 | /* ieee80211.c */ |
872 | int ieee80211_hw_config(struct ieee80211_local *local); | |
873 | int ieee80211_if_config(struct net_device *dev); | |
874 | int ieee80211_if_config_beacon(struct net_device *dev); | |
5cf121c3 | 875 | void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); |
f0706e82 | 876 | void ieee80211_if_setup(struct net_device *dev); |
d3c990fb RR |
877 | int ieee80211_hw_config_ht(struct ieee80211_local *local, int enable_ht, |
878 | struct ieee80211_ht_info *req_ht_cap, | |
879 | struct ieee80211_ht_bss_info *req_bss_cap); | |
f0706e82 JB |
880 | |
881 | /* ieee80211_ioctl.c */ | |
882 | extern const struct iw_handler_def ieee80211_iw_handler_def; | |
883 | ||
f0706e82 JB |
884 | |
885 | /* Least common multiple of the used rates (in 100 kbps). This is used to | |
886 | * calculate rate_inv values for each rate so that only integers are needed. */ | |
887 | #define CHAN_UTIL_RATE_LCM 95040 | |
888 | /* 1 usec is 1/8 * (95040/10) = 1188 */ | |
889 | #define CHAN_UTIL_PER_USEC 1188 | |
890 | /* Amount of bits to shift the result right to scale the total utilization | |
891 | * to values that will not wrap around 32-bit integers. */ | |
892 | #define CHAN_UTIL_SHIFT 9 | |
893 | /* Theoretical maximum of channel utilization counter in 10 ms (stat_time=1): | |
894 | * (CHAN_UTIL_PER_USEC * 10000) >> CHAN_UTIL_SHIFT = 23203. So dividing the | |
895 | * raw value with about 23 should give utilization in 10th of a percentage | |
896 | * (1/1000). However, utilization is only estimated and not all intervals | |
897 | * between frames etc. are calculated. 18 seems to give numbers that are closer | |
898 | * to the real maximum. */ | |
899 | #define CHAN_UTIL_PER_10MS 18 | |
900 | #define CHAN_UTIL_HDR_LONG (202 * CHAN_UTIL_PER_USEC) | |
901 | #define CHAN_UTIL_HDR_SHORT (40 * CHAN_UTIL_PER_USEC) | |
902 | ||
903 | ||
904 | /* ieee80211_ioctl.c */ | |
905 | int ieee80211_set_compression(struct ieee80211_local *local, | |
906 | struct net_device *dev, struct sta_info *sta); | |
8318d78a | 907 | int ieee80211_set_freq(struct ieee80211_local *local, int freq); |
f0706e82 | 908 | /* ieee80211_sta.c */ |
ee385855 | 909 | #define IEEE80211_FC(type, stype) cpu_to_le16(type | stype) |
f0706e82 JB |
910 | void ieee80211_sta_timer(unsigned long data); |
911 | void ieee80211_sta_work(struct work_struct *work); | |
912 | void ieee80211_sta_scan_work(struct work_struct *work); | |
913 | void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb, | |
914 | struct ieee80211_rx_status *rx_status); | |
915 | int ieee80211_sta_set_ssid(struct net_device *dev, char *ssid, size_t len); | |
916 | int ieee80211_sta_get_ssid(struct net_device *dev, char *ssid, size_t *len); | |
917 | int ieee80211_sta_set_bssid(struct net_device *dev, u8 *bssid); | |
918 | int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len); | |
919 | void ieee80211_sta_req_auth(struct net_device *dev, | |
920 | struct ieee80211_if_sta *ifsta); | |
921 | int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len); | |
9ae54c84 JB |
922 | ieee80211_rx_result ieee80211_sta_rx_scan( |
923 | struct net_device *dev, struct sk_buff *skb, | |
924 | struct ieee80211_rx_status *rx_status); | |
f0706e82 JB |
925 | void ieee80211_rx_bss_list_init(struct net_device *dev); |
926 | void ieee80211_rx_bss_list_deinit(struct net_device *dev); | |
927 | int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len); | |
928 | struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev, | |
929 | struct sk_buff *skb, u8 *bssid, | |
930 | u8 *addr); | |
931 | int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason); | |
932 | int ieee80211_sta_disassociate(struct net_device *dev, u16 reason); | |
471b3efd JB |
933 | void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, |
934 | u32 changed); | |
d9430a32 | 935 | void ieee80211_reset_erp_info(struct net_device *dev); |
c7153508 RR |
936 | int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie, |
937 | struct ieee80211_ht_info *ht_info); | |
938 | int ieee80211_ht_addt_info_ie_to_ht_bss_info( | |
939 | struct ieee80211_ht_addt_info *ht_add_info_ie, | |
940 | struct ieee80211_ht_bss_info *bss_info); | |
eadc8d9e RR |
941 | void ieee80211_send_addba_request(struct net_device *dev, const u8 *da, |
942 | u16 tid, u8 dialog_token, u16 start_seq_num, | |
943 | u16 agg_size, u16 timeout); | |
944 | void ieee80211_send_delba(struct net_device *dev, const u8 *da, u16 tid, | |
945 | u16 initiator, u16 reason_code); | |
85249e5f | 946 | |
07db2183 RR |
947 | void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *da, |
948 | u16 tid, u16 initiator, u16 reason); | |
949 | void sta_rx_agg_session_timer_expired(unsigned long data); | |
eadc8d9e | 950 | void sta_addba_resp_timer_expired(unsigned long data); |
85249e5f | 951 | void ieee80211_sta_tear_down_BA_sessions(struct net_device *dev, u8 *addr); |
ee385855 LCC |
952 | u64 ieee80211_sta_get_rates(struct ieee80211_local *local, |
953 | struct ieee802_11_elems *elems, | |
954 | enum ieee80211_band band); | |
ee385855 LCC |
955 | void ieee80211_sta_tx(struct net_device *dev, struct sk_buff *skb, |
956 | int encrypt); | |
957 | void ieee802_11_parse_elems(u8 *start, size_t len, | |
958 | struct ieee802_11_elems *elems); | |
959 | ||
902acc78 JB |
960 | #ifdef CONFIG_MAC80211_MESH |
961 | void ieee80211_start_mesh(struct net_device *dev); | |
962 | #else | |
963 | static inline void ieee80211_start_mesh(struct net_device *dev) | |
964 | {} | |
965 | #endif | |
ee385855 | 966 | |
f0706e82 JB |
967 | /* ieee80211_iface.c */ |
968 | int ieee80211_if_add(struct net_device *dev, const char *name, | |
ee385855 LCC |
969 | struct net_device **new_dev, int type, |
970 | struct vif_params *params); | |
f0706e82 JB |
971 | void ieee80211_if_set_type(struct net_device *dev, int type); |
972 | void ieee80211_if_reinit(struct net_device *dev); | |
973 | void __ieee80211_if_del(struct ieee80211_local *local, | |
974 | struct ieee80211_sub_if_data *sdata); | |
975 | int ieee80211_if_remove(struct net_device *dev, const char *name, int id); | |
976 | void ieee80211_if_free(struct net_device *dev); | |
977 | void ieee80211_if_sdata_init(struct ieee80211_sub_if_data *sdata); | |
f0706e82 | 978 | |
e2ebc74d | 979 | /* tx handling */ |
e2ebc74d JB |
980 | void ieee80211_clear_tx_pending(struct ieee80211_local *local); |
981 | void ieee80211_tx_pending(unsigned long data); | |
982 | int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev); | |
983 | int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); | |
984 | int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); | |
e2ebc74d | 985 | |
c2d1560a JB |
986 | /* utility functions/constants */ |
987 | extern void *mac80211_wiphy_privid; /* for wiphy privid */ | |
988 | extern const unsigned char rfc1042_header[6]; | |
989 | extern const unsigned char bridge_tunnel_header[6]; | |
71364716 RR |
990 | u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, |
991 | enum ieee80211_if_types type); | |
c2d1560a JB |
992 | int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, |
993 | int rate, int erp, int short_preamble); | |
eb063c17 JB |
994 | void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx, |
995 | struct ieee80211_hdr *hdr); | |
f0706e82 JB |
996 | |
997 | #endif /* IEEE80211_I_H */ |