Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Wireless configuration interface internals. |
| 3 | * |
Johannes Berg | 5f2aa25 | 2010-01-17 15:49:02 +0100 | [diff] [blame] | 4 | * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 5 | */ |
| 6 | #ifndef __NET_WIRELESS_CORE_H |
| 7 | #define __NET_WIRELESS_CORE_H |
| 8 | #include <linux/mutex.h> |
| 9 | #include <linux/list.h> |
| 10 | #include <linux/netdevice.h> |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 11 | #include <linux/kref.h> |
| 12 | #include <linux/rbtree.h> |
Luis R. Rodriguez | 1ac6130 | 2009-05-02 00:37:21 -0400 | [diff] [blame] | 13 | #include <linux/debugfs.h> |
Johannes Berg | 1f87f7d | 2009-06-02 13:01:41 +0200 | [diff] [blame] | 14 | #include <linux/rfkill.h> |
| 15 | #include <linux/workqueue.h> |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 16 | #include <net/genetlink.h> |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 17 | #include <net/cfg80211.h> |
Luis R. Rodriguez | 3f2355c | 2008-11-12 14:22:02 -0800 | [diff] [blame] | 18 | #include "reg.h" |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 19 | |
| 20 | struct cfg80211_registered_device { |
David Kilroy | 3dcf670 | 2009-05-16 23:13:46 +0100 | [diff] [blame] | 21 | const struct cfg80211_ops *ops; |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 22 | struct list_head list; |
| 23 | /* we hold this mutex during any call so that |
| 24 | * we cannot do multiple calls at once, and also |
| 25 | * to avoid the deregister call to proceed while |
| 26 | * any call is in progress */ |
| 27 | struct mutex mtx; |
| 28 | |
Johannes Berg | 1f87f7d | 2009-06-02 13:01:41 +0200 | [diff] [blame] | 29 | /* rfkill support */ |
| 30 | struct rfkill_ops rfkill_ops; |
| 31 | struct rfkill *rfkill; |
| 32 | struct work_struct rfkill_sync; |
| 33 | |
Luis R. Rodriguez | 3f2355c | 2008-11-12 14:22:02 -0800 | [diff] [blame] | 34 | /* ISO / IEC 3166 alpha2 for which this device is receiving |
| 35 | * country IEs on, this can help disregard country IEs from APs |
| 36 | * on the same alpha2 quickly. The alpha2 may differ from |
| 37 | * cfg80211_regdomain's alpha2 when an intersection has occurred. |
| 38 | * If the AP is reconfigured this can also be used to tell us if |
| 39 | * the country on the country IE changed. */ |
| 40 | char country_ie_alpha2[2]; |
| 41 | |
| 42 | /* If a Country IE has been received this tells us the environment |
| 43 | * which its telling us its in. This defaults to ENVIRON_ANY */ |
| 44 | enum environment_cap env; |
| 45 | |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 46 | /* wiphy index, internal only */ |
Luis R. Rodriguez | b5850a7 | 2009-02-21 00:04:19 -0500 | [diff] [blame] | 47 | int wiphy_idx; |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 48 | |
| 49 | /* associate netdev list */ |
| 50 | struct mutex devlist_mtx; |
Johannes Berg | 5f2aa25 | 2010-01-17 15:49:02 +0100 | [diff] [blame] | 51 | /* protected by devlist_mtx or RCU */ |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 52 | struct list_head netdev_list; |
Johannes Berg | f5ea912 | 2009-08-07 16:17:38 +0200 | [diff] [blame] | 53 | int devlist_generation; |
Johannes Berg | ad00239 | 2009-08-18 19:51:57 +0200 | [diff] [blame] | 54 | int opencount; /* also protected by devlist_mtx */ |
| 55 | wait_queue_head_t dev_wait; |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 56 | |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 57 | /* BSSes/scanning */ |
| 58 | spinlock_t bss_lock; |
| 59 | struct list_head bss_list; |
| 60 | struct rb_root bss_tree; |
| 61 | u32 bss_generation; |
| 62 | struct cfg80211_scan_request *scan_req; /* protected by RTNL */ |
Dan Williams | cb3a8ee | 2009-02-11 17:14:43 -0500 | [diff] [blame] | 63 | unsigned long suspend_at; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 64 | struct work_struct scan_done_wk; |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 65 | |
Johannes Berg | aff89a9 | 2009-07-01 21:26:51 +0200 | [diff] [blame] | 66 | #ifdef CONFIG_NL80211_TESTMODE |
| 67 | struct genl_info *testmode_info; |
| 68 | #endif |
| 69 | |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 70 | struct work_struct conn_work; |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 71 | struct work_struct event_work; |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 72 | |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 73 | /* must be last because of the way we do wiphy_priv(), |
| 74 | * and it should at least be aligned to NETDEV_ALIGN */ |
| 75 | struct wiphy wiphy __attribute__((__aligned__(NETDEV_ALIGN))); |
| 76 | }; |
| 77 | |
| 78 | static inline |
| 79 | struct cfg80211_registered_device *wiphy_to_dev(struct wiphy *wiphy) |
| 80 | { |
| 81 | BUG_ON(!wiphy); |
| 82 | return container_of(wiphy, struct cfg80211_registered_device, wiphy); |
| 83 | } |
| 84 | |
Luis R. Rodriguez | 85fd129 | 2009-02-21 00:04:20 -0500 | [diff] [blame] | 85 | /* Note 0 is valid, hence phy0 */ |
| 86 | static inline |
| 87 | bool wiphy_idx_valid(int wiphy_idx) |
| 88 | { |
| 89 | return (wiphy_idx >= 0); |
| 90 | } |
| 91 | |
Alban Browaeys | e60d744 | 2009-11-25 15:13:00 +0100 | [diff] [blame] | 92 | |
| 93 | extern struct workqueue_struct *cfg80211_wq; |
Luis R. Rodriguez | a179439 | 2009-02-21 00:04:21 -0500 | [diff] [blame] | 94 | extern struct mutex cfg80211_mutex; |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 95 | extern struct list_head cfg80211_rdev_list; |
Johannes Berg | f5ea912 | 2009-08-07 16:17:38 +0200 | [diff] [blame] | 96 | extern int cfg80211_rdev_list_generation; |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 97 | |
Johannes Berg | 7edfab7 | 2009-04-11 13:32:46 +0200 | [diff] [blame] | 98 | #define assert_cfg80211_lock() WARN_ON(!mutex_is_locked(&cfg80211_mutex)) |
Luis R. Rodriguez | 761cf7e | 2009-02-21 00:04:25 -0500 | [diff] [blame] | 99 | |
Luis R. Rodriguez | 806a9e3 | 2009-02-21 00:04:26 -0500 | [diff] [blame] | 100 | /* |
| 101 | * You can use this to mark a wiphy_idx as not having an associated wiphy. |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 102 | * It guarantees cfg80211_rdev_by_wiphy_idx(wiphy_idx) will return NULL |
Luis R. Rodriguez | 806a9e3 | 2009-02-21 00:04:26 -0500 | [diff] [blame] | 103 | */ |
| 104 | #define WIPHY_IDX_STALE -1 |
| 105 | |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 106 | struct cfg80211_internal_bss { |
| 107 | struct list_head list; |
| 108 | struct rb_node rbn; |
| 109 | unsigned long ts; |
| 110 | struct kref ref; |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 111 | atomic_t hold; |
Jouni Malinen | 34a6edd | 2010-01-06 16:19:24 +0200 | [diff] [blame] | 112 | bool beacon_ies_allocated; |
| 113 | bool proberesp_ies_allocated; |
Kalle Valo | a08c1c1 | 2009-03-22 21:57:28 +0200 | [diff] [blame] | 114 | |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 115 | /* must be last because of priv member */ |
| 116 | struct cfg80211_bss pub; |
| 117 | }; |
| 118 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 119 | static inline struct cfg80211_internal_bss *bss_from_pub(struct cfg80211_bss *pub) |
| 120 | { |
| 121 | return container_of(pub, struct cfg80211_internal_bss, pub); |
| 122 | } |
| 123 | |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 124 | static inline void cfg80211_ref_bss(struct cfg80211_internal_bss *bss) |
| 125 | { |
| 126 | kref_get(&bss->ref); |
| 127 | } |
| 128 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 129 | static inline void cfg80211_hold_bss(struct cfg80211_internal_bss *bss) |
| 130 | { |
| 131 | atomic_inc(&bss->hold); |
| 132 | } |
| 133 | |
| 134 | static inline void cfg80211_unhold_bss(struct cfg80211_internal_bss *bss) |
| 135 | { |
| 136 | int r = atomic_dec_return(&bss->hold); |
| 137 | WARN_ON(r < 0); |
| 138 | } |
| 139 | |
| 140 | |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 141 | struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx); |
Luis R. Rodriguez | 806a9e3 | 2009-02-21 00:04:26 -0500 | [diff] [blame] | 142 | int get_wiphy_idx(struct wiphy *wiphy); |
| 143 | |
Johannes Berg | 4bbf4d5 | 2009-03-24 09:35:46 +0100 | [diff] [blame] | 144 | struct cfg80211_registered_device * |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 145 | __cfg80211_rdev_from_info(struct genl_info *info); |
Johannes Berg | 4bbf4d5 | 2009-03-24 09:35:46 +0100 | [diff] [blame] | 146 | |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 147 | /* |
| 148 | * This function returns a pointer to the driver |
| 149 | * that the genl_info item that is passed refers to. |
| 150 | * If successful, it returns non-NULL and also locks |
| 151 | * the driver's mutex! |
| 152 | * |
Johannes Berg | 4d0c8ae | 2009-07-07 03:56:09 +0200 | [diff] [blame] | 153 | * This means that you need to call cfg80211_unlock_rdev() |
Luis R. Rodriguez | a179439 | 2009-02-21 00:04:21 -0500 | [diff] [blame] | 154 | * before being allowed to acquire &cfg80211_mutex! |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 155 | * |
| 156 | * This is necessary because we need to lock the global |
| 157 | * mutex to get an item off the list safely, and then |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 158 | * we lock the rdev mutex so it doesn't go away under us. |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 159 | * |
Luis R. Rodriguez | a179439 | 2009-02-21 00:04:21 -0500 | [diff] [blame] | 160 | * We don't want to keep cfg80211_mutex locked |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 161 | * for all the time in order to allow requests on |
| 162 | * other interfaces to go through at the same time. |
| 163 | * |
| 164 | * The result of this can be a PTR_ERR and hence must |
| 165 | * be checked with IS_ERR() for errors. |
| 166 | */ |
| 167 | extern struct cfg80211_registered_device * |
| 168 | cfg80211_get_dev_from_info(struct genl_info *info); |
| 169 | |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 170 | /* requires cfg80211_rdev_mutex to be held! */ |
Luis R. Rodriguez | 806a9e3 | 2009-02-21 00:04:26 -0500 | [diff] [blame] | 171 | struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx); |
| 172 | |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 173 | /* identical to cfg80211_get_dev_from_info but only operate on ifindex */ |
| 174 | extern struct cfg80211_registered_device * |
Johannes Berg | 463d018 | 2009-07-14 00:33:35 +0200 | [diff] [blame] | 175 | cfg80211_get_dev_from_ifindex(struct net *net, int ifindex); |
| 176 | |
| 177 | int cfg80211_switch_netns(struct cfg80211_registered_device *rdev, |
| 178 | struct net *net); |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 179 | |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 180 | static inline void cfg80211_lock_rdev(struct cfg80211_registered_device *rdev) |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 181 | { |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 182 | mutex_lock(&rdev->mtx); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 183 | } |
| 184 | |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 185 | static inline void cfg80211_unlock_rdev(struct cfg80211_registered_device *rdev) |
Johannes Berg | 4d0c8ae | 2009-07-07 03:56:09 +0200 | [diff] [blame] | 186 | { |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 187 | BUG_ON(IS_ERR(rdev) || !rdev); |
| 188 | mutex_unlock(&rdev->mtx); |
Johannes Berg | 4d0c8ae | 2009-07-07 03:56:09 +0200 | [diff] [blame] | 189 | } |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 190 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 191 | static inline void wdev_lock(struct wireless_dev *wdev) |
| 192 | __acquires(wdev) |
| 193 | { |
| 194 | mutex_lock(&wdev->mtx); |
| 195 | __acquire(wdev->mtx); |
| 196 | } |
| 197 | |
| 198 | static inline void wdev_unlock(struct wireless_dev *wdev) |
| 199 | __releases(wdev) |
| 200 | { |
| 201 | __release(wdev->mtx); |
| 202 | mutex_unlock(&wdev->mtx); |
| 203 | } |
| 204 | |
| 205 | #define ASSERT_RDEV_LOCK(rdev) WARN_ON(!mutex_is_locked(&(rdev)->mtx)); |
| 206 | #define ASSERT_WDEV_LOCK(wdev) WARN_ON(!mutex_is_locked(&(wdev)->mtx)); |
| 207 | |
| 208 | enum cfg80211_event_type { |
| 209 | EVENT_CONNECT_RESULT, |
| 210 | EVENT_ROAMED, |
| 211 | EVENT_DISCONNECTED, |
| 212 | EVENT_IBSS_JOINED, |
| 213 | }; |
| 214 | |
| 215 | struct cfg80211_event { |
| 216 | struct list_head list; |
| 217 | enum cfg80211_event_type type; |
| 218 | |
| 219 | union { |
| 220 | struct { |
| 221 | u8 bssid[ETH_ALEN]; |
| 222 | const u8 *req_ie; |
| 223 | const u8 *resp_ie; |
| 224 | size_t req_ie_len; |
| 225 | size_t resp_ie_len; |
| 226 | u16 status; |
| 227 | } cr; |
| 228 | struct { |
| 229 | u8 bssid[ETH_ALEN]; |
| 230 | const u8 *req_ie; |
| 231 | const u8 *resp_ie; |
| 232 | size_t req_ie_len; |
| 233 | size_t resp_ie_len; |
| 234 | } rm; |
| 235 | struct { |
| 236 | const u8 *ie; |
| 237 | size_t ie_len; |
| 238 | u16 reason; |
| 239 | } dc; |
| 240 | struct { |
| 241 | u8 bssid[ETH_ALEN]; |
| 242 | } ij; |
| 243 | }; |
| 244 | }; |
| 245 | |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 246 | struct cfg80211_cached_keys { |
| 247 | struct key_params params[6]; |
| 248 | u8 data[6][WLAN_MAX_KEY_LEN]; |
| 249 | int def, defmgmt; |
| 250 | }; |
| 251 | |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 252 | |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 253 | /* free object */ |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 254 | extern void cfg80211_dev_free(struct cfg80211_registered_device *rdev); |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 255 | |
Johannes Berg | 79c97e9 | 2009-07-07 03:56:12 +0200 | [diff] [blame] | 256 | extern int cfg80211_dev_rename(struct cfg80211_registered_device *rdev, |
Johannes Berg | 5568296 | 2007-09-20 13:09:35 -0400 | [diff] [blame] | 257 | char *newname); |
| 258 | |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 259 | void ieee80211_set_bitrate_flags(struct wiphy *wiphy); |
Luis R. Rodriguez | 7db90f4 | 2009-03-09 22:07:41 -0400 | [diff] [blame] | 260 | void wiphy_update_regulatory(struct wiphy *wiphy, |
| 261 | enum nl80211_reg_initiator setby); |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 262 | |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 263 | void cfg80211_bss_expire(struct cfg80211_registered_device *dev); |
Dan Williams | cb3a8ee | 2009-02-11 17:14:43 -0500 | [diff] [blame] | 264 | void cfg80211_bss_age(struct cfg80211_registered_device *dev, |
| 265 | unsigned long age_secs); |
Johannes Berg | 2a51931 | 2009-02-10 21:25:55 +0100 | [diff] [blame] | 266 | |
Johannes Berg | 04a773a | 2009-04-19 21:24:32 +0200 | [diff] [blame] | 267 | /* IBSS */ |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 268 | int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, |
| 269 | struct net_device *dev, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 270 | struct cfg80211_ibss_params *params, |
| 271 | struct cfg80211_cached_keys *connkeys); |
Johannes Berg | 04a773a | 2009-04-19 21:24:32 +0200 | [diff] [blame] | 272 | int cfg80211_join_ibss(struct cfg80211_registered_device *rdev, |
| 273 | struct net_device *dev, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 274 | struct cfg80211_ibss_params *params, |
| 275 | struct cfg80211_cached_keys *connkeys); |
Johannes Berg | 9d30842 | 2009-04-20 18:43:46 +0200 | [diff] [blame] | 276 | void cfg80211_clear_ibss(struct net_device *dev, bool nowext); |
Johannes Berg | 98d3a7c | 2009-11-18 13:03:43 +0100 | [diff] [blame] | 277 | int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, |
| 278 | struct net_device *dev, bool nowext); |
Johannes Berg | 04a773a | 2009-04-19 21:24:32 +0200 | [diff] [blame] | 279 | int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, |
Johannes Berg | 9d30842 | 2009-04-20 18:43:46 +0200 | [diff] [blame] | 280 | struct net_device *dev, bool nowext); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 281 | void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid); |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 282 | int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, |
| 283 | struct wireless_dev *wdev); |
Johannes Berg | 04a773a | 2009-04-19 21:24:32 +0200 | [diff] [blame] | 284 | |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 285 | /* MLME */ |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 286 | int __cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, |
| 287 | struct net_device *dev, |
| 288 | struct ieee80211_channel *chan, |
| 289 | enum nl80211_auth_type auth_type, |
| 290 | const u8 *bssid, |
| 291 | const u8 *ssid, int ssid_len, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 292 | const u8 *ie, int ie_len, |
Jouni Malinen | d5cdfac | 2010-04-04 09:37:19 +0300 | [diff] [blame] | 293 | const u8 *key, int key_len, int key_idx, |
| 294 | bool local_state_change); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 295 | int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, |
| 296 | struct net_device *dev, struct ieee80211_channel *chan, |
| 297 | enum nl80211_auth_type auth_type, const u8 *bssid, |
| 298 | const u8 *ssid, int ssid_len, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 299 | const u8 *ie, int ie_len, |
Jouni Malinen | d5cdfac | 2010-04-04 09:37:19 +0300 | [diff] [blame] | 300 | const u8 *key, int key_len, int key_idx, |
| 301 | bool local_state_change); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 302 | int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, |
| 303 | struct net_device *dev, |
| 304 | struct ieee80211_channel *chan, |
| 305 | const u8 *bssid, const u8 *prev_bssid, |
| 306 | const u8 *ssid, int ssid_len, |
| 307 | const u8 *ie, int ie_len, bool use_mfp, |
| 308 | struct cfg80211_crypto_settings *crypt); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 309 | int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, |
| 310 | struct net_device *dev, struct ieee80211_channel *chan, |
Johannes Berg | 3e5d764 | 2009-07-07 14:37:26 +0200 | [diff] [blame] | 311 | const u8 *bssid, const u8 *prev_bssid, |
| 312 | const u8 *ssid, int ssid_len, |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 313 | const u8 *ie, int ie_len, bool use_mfp, |
| 314 | struct cfg80211_crypto_settings *crypt); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 315 | int __cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, |
| 316 | struct net_device *dev, const u8 *bssid, |
Jouni Malinen | d5cdfac | 2010-04-04 09:37:19 +0300 | [diff] [blame] | 317 | const u8 *ie, int ie_len, u16 reason, |
| 318 | bool local_state_change); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 319 | int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, |
| 320 | struct net_device *dev, const u8 *bssid, |
Jouni Malinen | d5cdfac | 2010-04-04 09:37:19 +0300 | [diff] [blame] | 321 | const u8 *ie, int ie_len, u16 reason, |
| 322 | bool local_state_change); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 323 | int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, |
| 324 | struct net_device *dev, const u8 *bssid, |
Jouni Malinen | d5cdfac | 2010-04-04 09:37:19 +0300 | [diff] [blame] | 325 | const u8 *ie, int ie_len, u16 reason, |
| 326 | bool local_state_change); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 327 | void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, |
| 328 | struct net_device *dev); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 329 | void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, |
| 330 | const u8 *req_ie, size_t req_ie_len, |
| 331 | const u8 *resp_ie, size_t resp_ie_len, |
Johannes Berg | df7fc0f | 2009-07-29 11:23:49 +0200 | [diff] [blame] | 332 | u16 status, bool wextev, |
| 333 | struct cfg80211_bss *bss); |
Jouni Malinen | 026331c | 2010-02-15 12:53:10 +0200 | [diff] [blame] | 334 | int cfg80211_mlme_register_action(struct wireless_dev *wdev, u32 snd_pid, |
| 335 | const u8 *match_data, int match_len); |
| 336 | void cfg80211_mlme_unregister_actions(struct wireless_dev *wdev, u32 nlpid); |
| 337 | void cfg80211_mlme_purge_actions(struct wireless_dev *wdev); |
| 338 | int cfg80211_mlme_action(struct cfg80211_registered_device *rdev, |
| 339 | struct net_device *dev, |
| 340 | struct ieee80211_channel *chan, |
| 341 | enum nl80211_channel_type channel_type, |
Johannes Berg | 252aa63 | 2010-05-19 12:17:12 +0200 | [diff] [blame] | 342 | bool channel_type_valid, |
Jouni Malinen | 026331c | 2010-02-15 12:53:10 +0200 | [diff] [blame] | 343 | const u8 *buf, size_t len, u64 *cookie); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 344 | |
Samuel Ortiz | b23aa67 | 2009-07-01 21:26:54 +0200 | [diff] [blame] | 345 | /* SME */ |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 346 | int __cfg80211_connect(struct cfg80211_registered_device *rdev, |
| 347 | struct net_device *dev, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 348 | struct cfg80211_connect_params *connect, |
Johannes Berg | f401a6f | 2009-08-07 14:51:05 +0200 | [diff] [blame] | 349 | struct cfg80211_cached_keys *connkeys, |
| 350 | const u8 *prev_bssid); |
Samuel Ortiz | b23aa67 | 2009-07-01 21:26:54 +0200 | [diff] [blame] | 351 | int cfg80211_connect(struct cfg80211_registered_device *rdev, |
| 352 | struct net_device *dev, |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 353 | struct cfg80211_connect_params *connect, |
| 354 | struct cfg80211_cached_keys *connkeys); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 355 | int __cfg80211_disconnect(struct cfg80211_registered_device *rdev, |
| 356 | struct net_device *dev, u16 reason, |
| 357 | bool wextev); |
Samuel Ortiz | b23aa67 | 2009-07-01 21:26:54 +0200 | [diff] [blame] | 358 | int cfg80211_disconnect(struct cfg80211_registered_device *rdev, |
Johannes Berg | f212935 | 2009-07-01 21:26:56 +0200 | [diff] [blame] | 359 | struct net_device *dev, u16 reason, |
| 360 | bool wextev); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 361 | void __cfg80211_roamed(struct wireless_dev *wdev, const u8 *bssid, |
| 362 | const u8 *req_ie, size_t req_ie_len, |
| 363 | const u8 *resp_ie, size_t resp_ie_len); |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 364 | int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, |
| 365 | struct wireless_dev *wdev); |
Samuel Ortiz | b23aa67 | 2009-07-01 21:26:54 +0200 | [diff] [blame] | 366 | |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 367 | void cfg80211_conn_work(struct work_struct *work); |
Johannes Berg | 7d930bc | 2009-10-20 15:08:53 +0900 | [diff] [blame] | 368 | void cfg80211_sme_failed_assoc(struct wireless_dev *wdev); |
Johannes Berg | f401a6f | 2009-08-07 14:51:05 +0200 | [diff] [blame] | 369 | bool cfg80211_sme_failed_reassoc(struct wireless_dev *wdev); |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 370 | |
Johannes Berg | 0864512 | 2009-05-11 13:54:58 +0200 | [diff] [blame] | 371 | /* internal helpers */ |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 372 | int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev, |
| 373 | struct key_params *params, int key_idx, |
Johannes Berg | 0864512 | 2009-05-11 13:54:58 +0200 | [diff] [blame] | 374 | const u8 *mac_addr); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 375 | void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, |
Johannes Berg | 6829c87 | 2009-07-02 09:13:27 +0200 | [diff] [blame] | 376 | size_t ie_len, u16 reason, bool from_ap); |
| 377 | void cfg80211_sme_scan_done(struct net_device *dev); |
| 378 | void cfg80211_sme_rx_auth(struct net_device *dev, const u8 *buf, size_t len); |
Johannes Berg | 19957bb | 2009-07-02 17:20:43 +0200 | [diff] [blame] | 379 | void cfg80211_sme_disassoc(struct net_device *dev, int idx); |
Johannes Berg | 667503dd | 2009-07-07 03:56:11 +0200 | [diff] [blame] | 380 | void __cfg80211_scan_done(struct work_struct *wk); |
Johannes Berg | 01a0ac4 | 2009-08-20 21:36:16 +0200 | [diff] [blame] | 381 | void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak); |
Johannes Berg | fffd093 | 2009-07-08 14:22:54 +0200 | [diff] [blame] | 382 | void cfg80211_upload_connect_keys(struct wireless_dev *wdev); |
Johannes Berg | 3d54d25 | 2009-08-21 14:51:05 +0200 | [diff] [blame] | 383 | int cfg80211_change_iface(struct cfg80211_registered_device *rdev, |
| 384 | struct net_device *dev, enum nl80211_iftype ntype, |
| 385 | u32 *flags, struct vif_params *params); |
| 386 | void cfg80211_process_rdev_events(struct cfg80211_registered_device *rdev); |
Johannes Berg | 0864512 | 2009-05-11 13:54:58 +0200 | [diff] [blame] | 387 | |
Johannes Berg | 59bbb6f | 2009-08-07 17:22:35 +0200 | [diff] [blame] | 388 | struct ieee80211_channel * |
Jouni Malinen | 9588bbd | 2009-12-23 13:15:41 +0100 | [diff] [blame] | 389 | rdev_freq_to_chan(struct cfg80211_registered_device *rdev, |
| 390 | int freq, enum nl80211_channel_type channel_type); |
Johannes Berg | f444de0 | 2010-05-05 15:25:02 +0200 | [diff] [blame] | 391 | int cfg80211_set_freq(struct cfg80211_registered_device *rdev, |
| 392 | struct wireless_dev *wdev, int freq, |
| 393 | enum nl80211_channel_type channel_type); |
Johannes Berg | 59bbb6f | 2009-08-07 17:22:35 +0200 | [diff] [blame] | 394 | |
John W. Linville | 254416a | 2009-12-09 16:43:52 -0500 | [diff] [blame] | 395 | u16 cfg80211_calculate_bitrate(struct rate_info *rate); |
| 396 | |
Johannes Berg | f796996 | 2009-08-21 12:23:49 +0200 | [diff] [blame] | 397 | #ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS |
| 398 | #define CFG80211_DEV_WARN_ON(cond) WARN_ON(cond) |
| 399 | #else |
| 400 | /* |
| 401 | * Trick to enable using it as a condition, |
| 402 | * and also not give a warning when it's |
| 403 | * not used that way. |
| 404 | */ |
| 405 | #define CFG80211_DEV_WARN_ON(cond) ({bool __r = (cond); __r; }) |
| 406 | #endif |
| 407 | |
Johannes Berg | 704232c | 2007-04-23 12:20:05 -0700 | [diff] [blame] | 408 | #endif /* __NET_WIRELESS_CORE_H */ |