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 added_bridge:1;
64 unsigned int in_deinit:1;
65 unsigned int wdev_id_set:1;
66 unsigned int added_if:1;
67 unsigned int static_ap:1;
76 struct nl_handle *nl_preq, *nl_mgmt;
79 struct nl80211_wiphy_data *wiphy_data;
80 struct dl_list wiphy_list;
83 struct wpa_driver_nl80211_data {
84 struct nl80211_global *global;
86 struct dl_list wiphy_list;
88 unsigned int wiphy_idx;
89 u8 perm_addr[ETH_ALEN];
94 int ignore_if_down_event;
95 struct rfkill_data *rfkill;
96 struct wpa_driver_capa capa;
97 u8 *extended_capa, *extended_capa_mask;
98 unsigned int extended_capa_len;
99 struct drv_nl80211_ext_capa {
100 enum nl80211_iftype iftype;
101 u8 *ext_capa, *ext_capa_mask;
102 unsigned int ext_capa_len;
103 } iface_ext_capa[NL80211_IFTYPE_MAX];
104 unsigned int num_iface_ext_capa;
110 int scan_complete_events;
112 NO_SCAN, SCAN_REQUESTED, SCAN_STARTED, SCAN_COMPLETED,
113 SCAN_ABORTED, SCHED_SCAN_STARTED, SCHED_SCAN_STOPPED,
117 u8 auth_bssid[ETH_ALEN];
118 u8 auth_attempt_bssid[ETH_ALEN];
120 u8 prev_bssid[ETH_ALEN];
122 u8 ssid[SSID_MAX_LEN];
124 enum nl80211_iftype nlmode;
125 enum nl80211_iftype ap_scan_as_station;
126 unsigned int assoc_freq;
130 int monitor_refcount;
132 unsigned int disabled_11b_rates:1;
133 unsigned int pending_remain_on_chan:1;
134 unsigned int in_interface_list:1;
135 unsigned int device_ap_sme:1;
136 unsigned int poll_command_supported:1;
137 unsigned int data_tx_status:1;
138 unsigned int scan_for_auth:1;
139 unsigned int retry_auth:1;
140 unsigned int use_monitor:1;
141 unsigned int ignore_next_local_disconnect:1;
142 unsigned int ignore_next_local_deauth:1;
143 unsigned int hostapd:1;
144 unsigned int start_mode_ap:1;
145 unsigned int start_iface_up:1;
146 unsigned int test_use_roc_tx:1;
147 unsigned int ignore_deauth_event:1;
148 unsigned int vendor_cmd_test_avail:1;
149 unsigned int roaming_vendor_cmd_avail:1;
150 unsigned int dfs_vendor_cmd_avail:1;
151 unsigned int have_low_prio_scan:1;
152 unsigned int force_connect_cmd:1;
153 unsigned int addr_changed:1;
154 unsigned int get_features_vendor_cmd_avail:1;
155 unsigned int set_rekey_offload:1;
156 unsigned int p2p_go_ctwindow_supported:1;
157 unsigned int setband_vendor_cmd_avail:1;
158 unsigned int get_pref_freq_list:1;
159 unsigned int set_prob_oper_freq:1;
160 unsigned int scan_vendor_cmd_avail:1;
161 unsigned int connect_reassoc:1;
162 unsigned int set_wifi_conf_vendor_cmd_avail:1;
164 u64 vendor_scan_cookie;
165 u64 remain_on_chan_cookie;
166 u64 send_action_cookie;
167 #define MAX_SEND_ACTION_COOKIES 20
168 u64 send_action_cookies[MAX_SEND_ACTION_COOKIES];
169 unsigned int num_send_action_cookies;
171 unsigned int last_mgmt_freq;
173 struct wpa_driver_scan_filter *filter_ssids;
174 size_t num_filter_ssids;
176 struct i802_bss *first_bss;
180 int eapol_sock; /* socket for EAPOL frames */
182 struct nl_handle *rtnl_sk; /* nl_sock for NETLINK_ROUTE */
184 int default_if_indices[16];
185 /* the AP/AP_VLAN iface that is in this bridge */
186 int default_if_indices_reason[16];
188 int *if_indices_reason;
191 /* From failed authentication command */
193 u8 auth_bssid_[ETH_ALEN];
194 u8 auth_ssid[SSID_MAX_LEN];
195 size_t auth_ssid_len;
199 u8 auth_wep_key[4][16];
200 size_t auth_wep_key_len[4];
201 int auth_wep_tx_keyidx;
202 int auth_local_state_change;
206 * Tells whether the last scan issued from wpa_supplicant was a normal
207 * scan (NL80211_CMD_TRIGGER_SCAN) or a vendor scan
208 * (NL80211_CMD_VENDOR). 0 if no pending scan request.
215 void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
216 struct nl_msg *msg, int flags, uint8_t cmd);
217 struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd);
218 struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
220 struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd);
221 int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv, struct nl_msg *msg,
222 int (*valid_handler)(struct nl_msg *, void *),
224 int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
225 const char *ifname, enum nl80211_iftype iftype,
226 const u8 *addr, int wds,
227 int (*handler)(struct nl_msg *, void *),
228 void *arg, int use_existing);
229 void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx);
230 unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv);
231 enum chan_width convert2width(int width);
232 void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv);
233 struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
235 int is_ap_interface(enum nl80211_iftype nlmode);
236 int is_sta_interface(enum nl80211_iftype nlmode);
237 int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv);
238 int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
239 struct wpa_signal_info *sig);
240 int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
241 struct wpa_signal_info *sig_change);
242 int nl80211_get_wiphy_index(struct i802_bss *bss);
243 int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
244 enum nl80211_iftype nlmode);
245 int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
246 const u8 *addr, int cmd, u16 reason_code,
247 int local_state_change);
249 int nl80211_create_monitor_interface(struct wpa_driver_nl80211_data *drv);
250 void nl80211_remove_monitor_interface(struct wpa_driver_nl80211_data *drv);
251 int nl80211_send_monitor(struct wpa_driver_nl80211_data *drv,
252 const void *data, size_t len,
253 int encrypt, int noack);
255 int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv);
256 struct hostapd_hw_modes *
257 nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags);
259 int process_global_event(struct nl_msg *msg, void *arg);
260 int process_bss_event(struct nl_msg *msg, void *arg);
262 const char * nl80211_iftype_str(enum nl80211_iftype mode);
265 int android_nl_socket_set_nonblocking(struct nl_handle *handle);
266 int android_pno_start(struct i802_bss *bss,
267 struct wpa_driver_scan_params *params);
268 int android_pno_stop(struct i802_bss *bss);
269 extern int wpa_driver_nl80211_driver_cmd(void *priv, char *cmd, char *buf,
273 int wpa_driver_set_p2p_noa(void *priv, u8 count, int start, int duration);
274 int wpa_driver_get_p2p_noa(void *priv, u8 *buf, size_t len);
275 int wpa_driver_set_p2p_ps(void *priv, int legacy_ps, int opp_ps, int ctwindow);
276 int wpa_driver_set_ap_wps_p2p_ie(void *priv, const struct wpabuf *beacon,
277 const struct wpabuf *proberesp,
278 const struct wpabuf *assocresp);
279 #endif /* ANDROID_P2P */
283 /* driver_nl80211_scan.c */
285 struct nl80211_bss_info_arg {
286 struct wpa_driver_nl80211_data *drv;
287 struct wpa_scan_results *res;
288 unsigned int assoc_freq;
289 unsigned int ibss_freq;
290 u8 assoc_bssid[ETH_ALEN];
293 int bss_info_handler(struct nl_msg *msg, void *arg);
294 void wpa_driver_nl80211_scan_timeout(void *eloop_ctx, void *timeout_ctx);
295 int wpa_driver_nl80211_scan(struct i802_bss *bss,
296 struct wpa_driver_scan_params *params);
297 int wpa_driver_nl80211_sched_scan(void *priv,
298 struct wpa_driver_scan_params *params);
299 int wpa_driver_nl80211_stop_sched_scan(void *priv);
300 struct wpa_scan_results * wpa_driver_nl80211_get_scan_results(void *priv);
301 void nl80211_dump_scan(struct wpa_driver_nl80211_data *drv);
302 int wpa_driver_nl80211_abort_scan(void *priv);
303 int wpa_driver_nl80211_vendor_scan(struct i802_bss *bss,
304 struct wpa_driver_scan_params *params);
305 int nl80211_set_default_scan_ies(void *priv, const u8 *ies, size_t ies_len);
307 #endif /* DRIVER_NL80211_H */