2 * Driver interaction with Linux nl80211/cfg80211 - definitions
3 * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2003-2004, Instant802 Networks, Inc.
5 * Copyright (c) 2005-2006, Devicescape Software, Inc.
6 * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
7 * Copyright (c) 2009-2010, Atheros Communications
9 * This software may be distributed under the terms of the BSD license.
10 * See README for more details.
13 #ifndef DRIVER_NL80211_H
14 #define DRIVER_NL80211_H
16 #include "nl80211_copy.h"
17 #include "utils/list.h"
21 /* libnl 2.0 compatibility code */
22 #define nl_handle nl_sock
23 #define nl80211_handle_alloc nl_socket_alloc_cb
24 #define nl80211_handle_destroy nl_socket_free
25 #endif /* CONFIG_LIBNL20 */
27 struct nl80211_global {
29 struct dl_list interfaces;
32 int if_add_wdevid_set;
33 struct netlink_data *netlink;
37 int ioctl_sock; /* socket for ioctl() use */
39 struct nl_handle *nl_event;
42 struct nl80211_wiphy_data {
47 struct nl_handle *nl_beacons;
54 struct wpa_driver_nl80211_data *drv;
55 struct i802_bss *next;
59 char ifname[IFNAMSIZ + 1];
60 char brname[IFNAMSIZ];
61 unsigned int beacon_set:1;
62 unsigned int added_if_into_bridge:1;
63 unsigned int already_in_bridge:1;
64 unsigned int added_bridge:1;
65 unsigned int in_deinit:1;
66 unsigned int wdev_id_set:1;
67 unsigned int added_if:1;
68 unsigned int static_ap:1;
69 unsigned int use_nl_connect:1;
78 struct nl_handle *nl_preq, *nl_mgmt, *nl_connect;
81 struct nl80211_wiphy_data *wiphy_data;
82 struct dl_list wiphy_list;
83 u8 rand_addr[ETH_ALEN];
86 struct drv_nl80211_if_info {
88 /* the AP/AP_VLAN iface that is in this bridge */
92 struct wpa_driver_nl80211_data {
93 struct nl80211_global *global;
95 struct dl_list wiphy_list;
97 unsigned int wiphy_idx;
98 u8 perm_addr[ETH_ALEN];
103 int ignore_if_down_event;
104 struct rfkill_data *rfkill;
105 struct wpa_driver_capa capa;
106 u8 *extended_capa, *extended_capa_mask;
107 unsigned int extended_capa_len;
108 struct drv_nl80211_ext_capa {
109 enum nl80211_iftype iftype;
110 u8 *ext_capa, *ext_capa_mask;
111 unsigned int ext_capa_len;
112 } iface_ext_capa[NL80211_IFTYPE_MAX];
113 unsigned int num_iface_ext_capa;
119 int scan_complete_events;
121 NO_SCAN, SCAN_REQUESTED, SCAN_STARTED, SCAN_COMPLETED,
122 SCAN_ABORTED, SCHED_SCAN_STARTED, SCHED_SCAN_STOPPED,
126 u8 auth_bssid[ETH_ALEN];
127 u8 auth_attempt_bssid[ETH_ALEN];
129 u8 prev_bssid[ETH_ALEN];
131 u8 ssid[SSID_MAX_LEN];
133 enum nl80211_iftype nlmode;
134 enum nl80211_iftype ap_scan_as_station;
135 unsigned int assoc_freq;
139 int monitor_refcount;
141 unsigned int disabled_11b_rates:1;
142 unsigned int pending_remain_on_chan:1;
143 unsigned int in_interface_list:1;
144 unsigned int device_ap_sme:1;
145 unsigned int poll_command_supported:1;
146 unsigned int data_tx_status:1;
147 unsigned int scan_for_auth:1;
148 unsigned int retry_auth:1;
149 unsigned int use_monitor:1;
150 unsigned int ignore_next_local_disconnect:1;
151 unsigned int ignore_next_local_deauth:1;
152 unsigned int hostapd:1;
153 unsigned int start_mode_ap:1;
154 unsigned int start_iface_up:1;
155 unsigned int test_use_roc_tx:1;
156 unsigned int ignore_deauth_event:1;
157 unsigned int vendor_cmd_test_avail:1;
158 unsigned int roaming_vendor_cmd_avail:1;
159 unsigned int dfs_vendor_cmd_avail:1;
160 unsigned int have_low_prio_scan:1;
161 unsigned int force_connect_cmd:1;
162 unsigned int addr_changed:1;
163 unsigned int get_features_vendor_cmd_avail:1;
164 unsigned int set_rekey_offload:1;
165 unsigned int p2p_go_ctwindow_supported:1;
166 unsigned int setband_vendor_cmd_avail:1;
167 unsigned int get_pref_freq_list:1;
168 unsigned int set_prob_oper_freq:1;
169 unsigned int scan_vendor_cmd_avail:1;
170 unsigned int connect_reassoc:1;
171 unsigned int set_wifi_conf_vendor_cmd_avail:1;
172 unsigned int fetch_bss_trans_status:1;
173 unsigned int roam_vendor_cmd_avail:1;
174 unsigned int get_supported_akm_suites_avail:1;
176 u64 vendor_scan_cookie;
177 u64 remain_on_chan_cookie;
178 u64 send_action_cookie;
179 #define MAX_SEND_ACTION_COOKIES 20
180 u64 send_action_cookies[MAX_SEND_ACTION_COOKIES];
181 unsigned int num_send_action_cookies;
183 unsigned int last_mgmt_freq;
185 struct wpa_driver_scan_filter *filter_ssids;
186 size_t num_filter_ssids;
188 struct i802_bss *first_bss;
192 int eapol_sock; /* socket for EAPOL frames */
194 struct nl_handle *rtnl_sk; /* nl_sock for NETLINK_ROUTE */
196 struct drv_nl80211_if_info default_if_indices[16];
197 struct drv_nl80211_if_info *if_indices;
200 /* From failed authentication command */
202 u8 auth_bssid_[ETH_ALEN];
203 u8 auth_ssid[SSID_MAX_LEN];
204 size_t auth_ssid_len;
208 u8 auth_wep_key[4][16];
209 size_t auth_wep_key_len[4];
210 int auth_wep_tx_keyidx;
211 int auth_local_state_change;
215 * Tells whether the last scan issued from wpa_supplicant was a normal
216 * scan (NL80211_CMD_TRIGGER_SCAN) or a vendor scan
217 * (NL80211_CMD_VENDOR). 0 if no pending scan request.
224 void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
225 struct nl_msg *msg, int flags, uint8_t cmd);
226 struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd);
227 struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
229 struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd);
230 int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv, struct nl_msg *msg,
231 int (*valid_handler)(struct nl_msg *, void *),
233 int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
234 const char *ifname, enum nl80211_iftype iftype,
235 const u8 *addr, int wds,
236 int (*handler)(struct nl_msg *, void *),
237 void *arg, int use_existing);
238 void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx);
239 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv);
240 int nl80211_get_assoc_ssid(struct wpa_driver_nl80211_data *drv, u8 *ssid);
241 enum chan_width convert2width(int width);
242 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv);
243 struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
245 int is_ap_interface(enum nl80211_iftype nlmode);
246 int is_sta_interface(enum nl80211_iftype nlmode);
247 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv);
248 int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
249 struct wpa_signal_info *sig);
250 int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
251 struct wpa_signal_info *sig_change);
252 int nl80211_get_wiphy_index(struct i802_bss *bss);
253 int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
254 enum nl80211_iftype nlmode);
255 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
256 const u8 *addr, int cmd, u16 reason_code,
257 int local_state_change,
258 struct nl_handle *nl_connect);
260 int nl80211_create_monitor_interface(struct wpa_driver_nl80211_data *drv);
261 void nl80211_remove_monitor_interface(struct wpa_driver_nl80211_data *drv);
262 int nl80211_send_monitor(struct wpa_driver_nl80211_data *drv,
263 const void *data, size_t len,
264 int encrypt, int noack);
266 int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv);
267 struct hostapd_hw_modes *
268 nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags,
271 int process_global_event(struct nl_msg *msg, void *arg);
272 int process_bss_event(struct nl_msg *msg, void *arg);
274 const char * nl80211_iftype_str(enum nl80211_iftype mode);
277 int android_nl_socket_set_nonblocking(struct nl_handle *handle);
278 int android_pno_start(struct i802_bss *bss,
279 struct wpa_driver_scan_params *params);
280 int android_pno_stop(struct i802_bss *bss);
281 extern int wpa_driver_nl80211_driver_cmd(void *priv, char *cmd, char *buf,
285 int wpa_driver_set_p2p_noa(void *priv, u8 count, int start, int duration);
286 int wpa_driver_get_p2p_noa(void *priv, u8 *buf, size_t len);
287 int wpa_driver_set_p2p_ps(void *priv, int legacy_ps, int opp_ps, int ctwindow);
288 int wpa_driver_set_ap_wps_p2p_ie(void *priv, const struct wpabuf *beacon,
289 const struct wpabuf *proberesp,
290 const struct wpabuf *assocresp);
291 #endif /* ANDROID_P2P */
295 /* driver_nl80211_scan.c */
297 void wpa_driver_nl80211_scan_timeout(void *eloop_ctx, void *timeout_ctx);
298 int wpa_driver_nl80211_scan(struct i802_bss *bss,
299 struct wpa_driver_scan_params *params);
300 int wpa_driver_nl80211_sched_scan(void *priv,
301 struct wpa_driver_scan_params *params);
302 int wpa_driver_nl80211_stop_sched_scan(void *priv);
303 struct wpa_scan_results * wpa_driver_nl80211_get_scan_results(void *priv);
304 void nl80211_dump_scan(struct wpa_driver_nl80211_data *drv);
305 int wpa_driver_nl80211_abort_scan(void *priv, u64 scan_cookie);
306 int wpa_driver_nl80211_vendor_scan(struct i802_bss *bss,
307 struct wpa_driver_scan_params *params);
308 int nl80211_set_default_scan_ies(void *priv, const u8 *ies, size_t ies_len);
310 #endif /* DRIVER_NL80211_H */