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704232c2 JB |
1 | #ifndef __NET_CFG80211_H |
2 | #define __NET_CFG80211_H | |
3 | ||
4 | #include <linux/netlink.h> | |
5 | #include <linux/skbuff.h> | |
55682965 | 6 | #include <linux/nl80211.h> |
704232c2 JB |
7 | #include <net/genetlink.h> |
8 | ||
9 | /* | |
10 | * 802.11 configuration in-kernel interface | |
11 | * | |
55682965 | 12 | * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> |
704232c2 JB |
13 | */ |
14 | ||
2ec600d6 LCC |
15 | /** |
16 | * struct vif_params - describes virtual interface parameters | |
17 | * @mesh_id: mesh ID to use | |
18 | * @mesh_id_len: length of the mesh ID | |
19 | */ | |
20 | struct vif_params { | |
21 | u8 *mesh_id; | |
22 | int mesh_id_len; | |
23 | }; | |
24 | ||
179f831b AG |
25 | /* Radiotap header iteration |
26 | * implemented in net/wireless/radiotap.c | |
27 | * docs in Documentation/networking/radiotap-headers.txt | |
28 | */ | |
29 | /** | |
30 | * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args | |
31 | * @rtheader: pointer to the radiotap header we are walking through | |
32 | * @max_length: length of radiotap header in cpu byte ordering | |
33 | * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg | |
34 | * @this_arg: pointer to current radiotap arg | |
35 | * @arg_index: internal next argument index | |
36 | * @arg: internal next argument pointer | |
37 | * @next_bitmap: internal pointer to next present u32 | |
38 | * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present | |
39 | */ | |
40 | ||
41 | struct ieee80211_radiotap_iterator { | |
42 | struct ieee80211_radiotap_header *rtheader; | |
43 | int max_length; | |
44 | int this_arg_index; | |
45 | u8 *this_arg; | |
46 | ||
47 | int arg_index; | |
48 | u8 *arg; | |
49 | __le32 *next_bitmap; | |
50 | u32 bitmap_shifter; | |
51 | }; | |
52 | ||
53 | extern int ieee80211_radiotap_iterator_init( | |
54 | struct ieee80211_radiotap_iterator *iterator, | |
55 | struct ieee80211_radiotap_header *radiotap_header, | |
56 | int max_length); | |
57 | ||
58 | extern int ieee80211_radiotap_iterator_next( | |
59 | struct ieee80211_radiotap_iterator *iterator); | |
60 | ||
61 | ||
41ade00f JB |
62 | /** |
63 | * struct key_params - key information | |
64 | * | |
65 | * Information about a key | |
66 | * | |
67 | * @key: key material | |
68 | * @key_len: length of key material | |
69 | * @cipher: cipher suite selector | |
70 | * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used | |
71 | * with the get_key() callback, must be in little endian, | |
72 | * length given by @seq_len. | |
73 | */ | |
74 | struct key_params { | |
75 | u8 *key; | |
76 | u8 *seq; | |
77 | int key_len; | |
78 | int seq_len; | |
79 | u32 cipher; | |
80 | }; | |
81 | ||
ed1b6cc7 JB |
82 | /** |
83 | * struct beacon_parameters - beacon parameters | |
84 | * | |
85 | * Used to configure the beacon for an interface. | |
86 | * | |
87 | * @head: head portion of beacon (before TIM IE) | |
88 | * or %NULL if not changed | |
89 | * @tail: tail portion of beacon (after TIM IE) | |
90 | * or %NULL if not changed | |
91 | * @interval: beacon interval or zero if not changed | |
92 | * @dtim_period: DTIM period or zero if not changed | |
93 | * @head_len: length of @head | |
94 | * @tail_len: length of @tail | |
95 | */ | |
96 | struct beacon_parameters { | |
97 | u8 *head, *tail; | |
98 | int interval, dtim_period; | |
99 | int head_len, tail_len; | |
100 | }; | |
101 | ||
5727ef1b JB |
102 | /** |
103 | * enum station_flags - station flags | |
104 | * | |
105 | * Station capability flags. Note that these must be the bits | |
106 | * according to the nl80211 flags. | |
107 | * | |
108 | * @STATION_FLAG_CHANGED: station flags were changed | |
109 | * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X) | |
110 | * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames | |
111 | * with short preambles | |
112 | * @STATION_FLAG_WME: station is WME/QoS capable | |
113 | */ | |
114 | enum station_flags { | |
115 | STATION_FLAG_CHANGED = 1<<0, | |
116 | STATION_FLAG_AUTHORIZED = 1<<NL80211_STA_FLAG_AUTHORIZED, | |
117 | STATION_FLAG_SHORT_PREAMBLE = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE, | |
118 | STATION_FLAG_WME = 1<<NL80211_STA_FLAG_WME, | |
119 | }; | |
120 | ||
2ec600d6 LCC |
121 | /** |
122 | * enum plink_action - actions to perform in mesh peers | |
123 | * | |
124 | * @PLINK_ACTION_INVALID: action 0 is reserved | |
125 | * @PLINK_ACTION_OPEN: start mesh peer link establishment | |
126 | * @PLINK_ACTION_BLOCL: block traffic from this mesh peer | |
127 | */ | |
128 | enum plink_actions { | |
129 | PLINK_ACTION_INVALID, | |
130 | PLINK_ACTION_OPEN, | |
131 | PLINK_ACTION_BLOCK, | |
132 | }; | |
133 | ||
5727ef1b JB |
134 | /** |
135 | * struct station_parameters - station parameters | |
136 | * | |
137 | * Used to change and create a new station. | |
138 | * | |
139 | * @vlan: vlan interface station should belong to | |
140 | * @supported_rates: supported rates in IEEE 802.11 format | |
141 | * (or NULL for no change) | |
142 | * @supported_rates_len: number of supported rates | |
143 | * @station_flags: station flags (see &enum station_flags) | |
144 | * @listen_interval: listen interval or -1 for no change | |
145 | * @aid: AID or zero for no change | |
146 | */ | |
147 | struct station_parameters { | |
148 | u8 *supported_rates; | |
149 | struct net_device *vlan; | |
150 | u32 station_flags; | |
151 | int listen_interval; | |
152 | u16 aid; | |
153 | u8 supported_rates_len; | |
2ec600d6 | 154 | u8 plink_action; |
5727ef1b JB |
155 | }; |
156 | ||
fd5b74dc | 157 | /** |
2ec600d6 | 158 | * enum station_info_flags - station information flags |
fd5b74dc | 159 | * |
2ec600d6 LCC |
160 | * Used by the driver to indicate which info in &struct station_info |
161 | * it has filled in during get_station() or dump_station(). | |
fd5b74dc | 162 | * |
2ec600d6 LCC |
163 | * @STATION_INFO_INACTIVE_TIME: @inactive_time filled |
164 | * @STATION_INFO_RX_BYTES: @rx_bytes filled | |
165 | * @STATION_INFO_TX_BYTES: @tx_bytes filled | |
166 | * @STATION_INFO_LLID: @llid filled | |
167 | * @STATION_INFO_PLID: @plid filled | |
168 | * @STATION_INFO_PLINK_STATE: @plink_state filled | |
fd5b74dc | 169 | */ |
2ec600d6 LCC |
170 | enum station_info_flags { |
171 | STATION_INFO_INACTIVE_TIME = 1<<0, | |
172 | STATION_INFO_RX_BYTES = 1<<1, | |
173 | STATION_INFO_TX_BYTES = 1<<2, | |
174 | STATION_INFO_LLID = 1<<3, | |
175 | STATION_INFO_PLID = 1<<4, | |
176 | STATION_INFO_PLINK_STATE = 1<<5, | |
fd5b74dc JB |
177 | }; |
178 | ||
179 | /** | |
2ec600d6 | 180 | * struct station_info - station information |
fd5b74dc | 181 | * |
2ec600d6 | 182 | * Station information filled by driver for get_station() and dump_station. |
fd5b74dc | 183 | * |
2ec600d6 | 184 | * @filled: bitflag of flags from &enum station_info_flags |
fd5b74dc JB |
185 | * @inactive_time: time since last station activity (tx/rx) in milliseconds |
186 | * @rx_bytes: bytes received from this station | |
187 | * @tx_bytes: bytes transmitted to this station | |
2ec600d6 LCC |
188 | * @llid: mesh local link id |
189 | * @plid: mesh peer link id | |
190 | * @plink_state: mesh peer link state | |
fd5b74dc | 191 | */ |
2ec600d6 | 192 | struct station_info { |
fd5b74dc JB |
193 | u32 filled; |
194 | u32 inactive_time; | |
195 | u32 rx_bytes; | |
196 | u32 tx_bytes; | |
2ec600d6 LCC |
197 | u16 llid; |
198 | u16 plid; | |
199 | u8 plink_state; | |
fd5b74dc JB |
200 | }; |
201 | ||
66f7ac50 MW |
202 | /** |
203 | * enum monitor_flags - monitor flags | |
204 | * | |
205 | * Monitor interface configuration flags. Note that these must be the bits | |
206 | * according to the nl80211 flags. | |
207 | * | |
208 | * @MONITOR_FLAG_FCSFAIL: pass frames with bad FCS | |
209 | * @MONITOR_FLAG_PLCPFAIL: pass frames with bad PLCP | |
210 | * @MONITOR_FLAG_CONTROL: pass control frames | |
211 | * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering | |
212 | * @MONITOR_FLAG_COOK_FRAMES: report frames after processing | |
213 | */ | |
214 | enum monitor_flags { | |
215 | MONITOR_FLAG_FCSFAIL = 1<<NL80211_MNTR_FLAG_FCSFAIL, | |
216 | MONITOR_FLAG_PLCPFAIL = 1<<NL80211_MNTR_FLAG_PLCPFAIL, | |
217 | MONITOR_FLAG_CONTROL = 1<<NL80211_MNTR_FLAG_CONTROL, | |
218 | MONITOR_FLAG_OTHER_BSS = 1<<NL80211_MNTR_FLAG_OTHER_BSS, | |
219 | MONITOR_FLAG_COOK_FRAMES = 1<<NL80211_MNTR_FLAG_COOK_FRAMES, | |
220 | }; | |
221 | ||
2ec600d6 LCC |
222 | /** |
223 | * enum mpath_info_flags - mesh path information flags | |
224 | * | |
225 | * Used by the driver to indicate which info in &struct mpath_info it has filled | |
226 | * in during get_station() or dump_station(). | |
227 | * | |
228 | * MPATH_INFO_FRAME_QLEN: @frame_qlen filled | |
229 | * MPATH_INFO_DSN: @dsn filled | |
230 | * MPATH_INFO_METRIC: @metric filled | |
231 | * MPATH_INFO_EXPTIME: @exptime filled | |
232 | * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled | |
233 | * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled | |
234 | * MPATH_INFO_FLAGS: @flags filled | |
235 | */ | |
236 | enum mpath_info_flags { | |
237 | MPATH_INFO_FRAME_QLEN = BIT(0), | |
238 | MPATH_INFO_DSN = BIT(1), | |
239 | MPATH_INFO_METRIC = BIT(2), | |
240 | MPATH_INFO_EXPTIME = BIT(3), | |
241 | MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4), | |
242 | MPATH_INFO_DISCOVERY_RETRIES = BIT(5), | |
243 | MPATH_INFO_FLAGS = BIT(6), | |
244 | }; | |
245 | ||
246 | /** | |
247 | * struct mpath_info - mesh path information | |
248 | * | |
249 | * Mesh path information filled by driver for get_mpath() and dump_mpath(). | |
250 | * | |
251 | * @filled: bitfield of flags from &enum mpath_info_flags | |
252 | * @frame_qlen: number of queued frames for this destination | |
253 | * @dsn: destination sequence number | |
254 | * @metric: metric (cost) of this mesh path | |
255 | * @exptime: expiration time for the mesh path from now, in msecs | |
256 | * @flags: mesh path flags | |
257 | * @discovery_timeout: total mesh path discovery timeout, in msecs | |
258 | * @discovery_retries: mesh path discovery retries | |
259 | */ | |
260 | struct mpath_info { | |
261 | u32 filled; | |
262 | u32 frame_qlen; | |
263 | u32 dsn; | |
264 | u32 metric; | |
265 | u32 exptime; | |
266 | u32 discovery_timeout; | |
267 | u8 discovery_retries; | |
268 | u8 flags; | |
269 | }; | |
270 | ||
271 | ||
704232c2 JB |
272 | /* from net/wireless.h */ |
273 | struct wiphy; | |
274 | ||
275 | /** | |
276 | * struct cfg80211_ops - backend description for wireless configuration | |
277 | * | |
278 | * This struct is registered by fullmac card drivers and/or wireless stacks | |
279 | * in order to handle configuration requests on their interfaces. | |
280 | * | |
281 | * All callbacks except where otherwise noted should return 0 | |
282 | * on success or a negative error code. | |
283 | * | |
43fb45cb JB |
284 | * All operations are currently invoked under rtnl for consistency with the |
285 | * wireless extensions but this is subject to reevaluation as soon as this | |
286 | * code is used more widely and we have a first user without wext. | |
287 | * | |
704232c2 JB |
288 | * @add_virtual_intf: create a new virtual interface with the given name |
289 | * | |
290 | * @del_virtual_intf: remove the virtual interface determined by ifindex. | |
55682965 JB |
291 | * |
292 | * @change_virtual_intf: change type of virtual interface | |
293 | * | |
41ade00f JB |
294 | * @add_key: add a key with the given parameters. @mac_addr will be %NULL |
295 | * when adding a group key. | |
296 | * | |
297 | * @get_key: get information about the key with the given parameters. | |
298 | * @mac_addr will be %NULL when requesting information for a group | |
299 | * key. All pointers given to the @callback function need not be valid | |
300 | * after it returns. | |
301 | * | |
302 | * @del_key: remove a key given the @mac_addr (%NULL for a group key) | |
303 | * and @key_index | |
304 | * | |
305 | * @set_default_key: set the default key on an interface | |
ed1b6cc7 JB |
306 | * |
307 | * @add_beacon: Add a beacon with given parameters, @head, @interval | |
308 | * and @dtim_period will be valid, @tail is optional. | |
309 | * @set_beacon: Change the beacon parameters for an access point mode | |
310 | * interface. This should reject the call when no beacon has been | |
311 | * configured. | |
312 | * @del_beacon: Remove beacon configuration and stop sending the beacon. | |
5727ef1b JB |
313 | * |
314 | * @add_station: Add a new station. | |
315 | * | |
316 | * @del_station: Remove a station; @mac may be NULL to remove all stations. | |
317 | * | |
318 | * @change_station: Modify a given station. | |
2ec600d6 LCC |
319 | * |
320 | * @set_mesh_cfg: set mesh parameters (by now, just mesh id) | |
704232c2 JB |
321 | */ |
322 | struct cfg80211_ops { | |
323 | int (*add_virtual_intf)(struct wiphy *wiphy, char *name, | |
2ec600d6 LCC |
324 | enum nl80211_iftype type, u32 *flags, |
325 | struct vif_params *params); | |
704232c2 | 326 | int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); |
55682965 | 327 | int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, |
2ec600d6 LCC |
328 | enum nl80211_iftype type, u32 *flags, |
329 | struct vif_params *params); | |
41ade00f JB |
330 | |
331 | int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, | |
332 | u8 key_index, u8 *mac_addr, | |
333 | struct key_params *params); | |
334 | int (*get_key)(struct wiphy *wiphy, struct net_device *netdev, | |
335 | u8 key_index, u8 *mac_addr, void *cookie, | |
336 | void (*callback)(void *cookie, struct key_params*)); | |
337 | int (*del_key)(struct wiphy *wiphy, struct net_device *netdev, | |
338 | u8 key_index, u8 *mac_addr); | |
339 | int (*set_default_key)(struct wiphy *wiphy, | |
340 | struct net_device *netdev, | |
341 | u8 key_index); | |
ed1b6cc7 JB |
342 | |
343 | int (*add_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
344 | struct beacon_parameters *info); | |
345 | int (*set_beacon)(struct wiphy *wiphy, struct net_device *dev, | |
346 | struct beacon_parameters *info); | |
347 | int (*del_beacon)(struct wiphy *wiphy, struct net_device *dev); | |
5727ef1b JB |
348 | |
349 | ||
350 | int (*add_station)(struct wiphy *wiphy, struct net_device *dev, | |
351 | u8 *mac, struct station_parameters *params); | |
352 | int (*del_station)(struct wiphy *wiphy, struct net_device *dev, | |
353 | u8 *mac); | |
354 | int (*change_station)(struct wiphy *wiphy, struct net_device *dev, | |
355 | u8 *mac, struct station_parameters *params); | |
fd5b74dc | 356 | int (*get_station)(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 LCC |
357 | u8 *mac, struct station_info *sinfo); |
358 | int (*dump_station)(struct wiphy *wiphy, struct net_device *dev, | |
359 | int idx, u8 *mac, struct station_info *sinfo); | |
360 | ||
361 | int (*add_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
362 | u8 *dst, u8 *next_hop); | |
363 | int (*del_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
364 | u8 *dst); | |
365 | int (*change_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
366 | u8 *dst, u8 *next_hop); | |
367 | int (*get_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
368 | u8 *dst, u8 *next_hop, | |
369 | struct mpath_info *pinfo); | |
370 | int (*dump_mpath)(struct wiphy *wiphy, struct net_device *dev, | |
371 | int idx, u8 *dst, u8 *next_hop, | |
372 | struct mpath_info *pinfo); | |
704232c2 JB |
373 | }; |
374 | ||
375 | #endif /* __NET_CFG80211_H */ |