1 #ifndef __NET_CFG80211_H
2 #define __NET_CFG80211_H
4 #include <linux/netlink.h>
5 #include <linux/skbuff.h>
6 #include <linux/nl80211.h>
7 #include <net/genetlink.h>
10 * 802.11 configuration in-kernel interface
12 * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net>
16 * struct vif_params - describes virtual interface parameters
17 * @mesh_id: mesh ID to use
18 * @mesh_id_len: length of the mesh ID
25 /* Radiotap header iteration
26 * implemented in net/wireless/radiotap.c
27 * docs in Documentation/networking/radiotap-headers.txt
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
41 struct ieee80211_radiotap_iterator {
42 struct ieee80211_radiotap_header *rtheader;
53 extern int ieee80211_radiotap_iterator_init(
54 struct ieee80211_radiotap_iterator *iterator,
55 struct ieee80211_radiotap_header *radiotap_header,
58 extern int ieee80211_radiotap_iterator_next(
59 struct ieee80211_radiotap_iterator *iterator);
63 * struct key_params - key information
65 * Information about a key
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.
83 * struct beacon_parameters - beacon parameters
85 * Used to configure the beacon for an interface.
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
96 struct beacon_parameters {
98 int interval, dtim_period;
99 int head_len, tail_len;
103 * enum station_flags - station flags
105 * Station capability flags. Note that these must be the bits
106 * according to the nl80211 flags.
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
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,
122 * enum plink_action - actions to perform in mesh peers
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
129 PLINK_ACTION_INVALID,
135 * struct station_parameters - station parameters
137 * Used to change and create a new station.
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
147 struct station_parameters {
149 struct net_device *vlan;
153 u8 supported_rates_len;
158 * enum station_info_flags - station information flags
160 * Used by the driver to indicate which info in &struct station_info
161 * it has filled in during get_station() or dump_station().
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
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,
180 * struct station_info - station information
182 * Station information filled by driver for get_station() and dump_station.
184 * @filled: bitflag of flags from &enum station_info_flags
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
188 * @llid: mesh local link id
189 * @plid: mesh peer link id
190 * @plink_state: mesh peer link state
192 struct station_info {
203 * enum monitor_flags - monitor flags
205 * Monitor interface configuration flags. Note that these must be the bits
206 * according to the nl80211 flags.
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
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,
223 * enum mpath_info_flags - mesh path information flags
225 * Used by the driver to indicate which info in &struct mpath_info it has filled
226 * in during get_station() or dump_station().
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
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),
247 * struct mpath_info - mesh path information
249 * Mesh path information filled by driver for get_mpath() and dump_mpath().
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
266 u32 discovery_timeout;
267 u8 discovery_retries;
272 /* from net/wireless.h */
276 * struct cfg80211_ops - backend description for wireless configuration
278 * This struct is registered by fullmac card drivers and/or wireless stacks
279 * in order to handle configuration requests on their interfaces.
281 * All callbacks except where otherwise noted should return 0
282 * on success or a negative error code.
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.
288 * @add_virtual_intf: create a new virtual interface with the given name
290 * @del_virtual_intf: remove the virtual interface determined by ifindex.
292 * @change_virtual_intf: change type of virtual interface
294 * @add_key: add a key with the given parameters. @mac_addr will be %NULL
295 * when adding a group key.
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
302 * @del_key: remove a key given the @mac_addr (%NULL for a group key)
305 * @set_default_key: set the default key on an interface
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
312 * @del_beacon: Remove beacon configuration and stop sending the beacon.
314 * @add_station: Add a new station.
316 * @del_station: Remove a station; @mac may be NULL to remove all stations.
318 * @change_station: Modify a given station.
320 * @set_mesh_cfg: set mesh parameters (by now, just mesh id)
322 struct cfg80211_ops {
323 int (*add_virtual_intf)(struct wiphy *wiphy, char *name,
324 enum nl80211_iftype type, u32 *flags,
325 struct vif_params *params);
326 int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex);
327 int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex,
328 enum nl80211_iftype type, u32 *flags,
329 struct vif_params *params);
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,
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);
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,
354 int (*change_station)(struct wiphy *wiphy, struct net_device *dev,
355 u8 *mac, struct station_parameters *params);
356 int (*get_station)(struct wiphy *wiphy, struct net_device *dev,
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);
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,
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);
375 #endif /* __NET_CFG80211_H */