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Commit | Line | Data |
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6fc6879b JM |
1 | /* |
2 | * hostapd / Initialization and configuration | |
45cefa0b | 3 | * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi> |
6fc6879b | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
6fc6879b JM |
7 | */ |
8 | ||
9 | #ifndef HOSTAPD_H | |
10 | #define HOSTAPD_H | |
11 | ||
45cefa0b | 12 | #include "common/defs.h" |
ee431d77 | 13 | #include "ap_config.h" |
45cefa0b | 14 | |
c5121837 | 15 | struct wpa_driver_ops; |
6fc6879b JM |
16 | struct wpa_ctrl_dst; |
17 | struct radius_server_data; | |
f620268f | 18 | struct upnp_wps_device_sm; |
bf65bc63 | 19 | struct hostapd_data; |
45cefa0b | 20 | struct sta_info; |
a3d4fafa | 21 | struct hostap_sta_driver_data; |
2ce86d9d | 22 | struct ieee80211_ht_capabilities; |
6fc6879b | 23 | struct full_dynamic_vlan; |
a0dee797 AGS |
24 | enum wps_event; |
25 | union wps_event_data; | |
6fc6879b | 26 | |
3776ac73 | 27 | struct hostapd_iface; |
4345fe96 | 28 | struct hostapd_dynamic_iface; |
3776ac73 | 29 | |
07bcdbb1 | 30 | struct hapd_interfaces { |
3776ac73 JM |
31 | int (*reload_config)(struct hostapd_iface *iface); |
32 | struct hostapd_config * (*config_read_cb)(const char *config_fname); | |
33 | int (*ctrl_iface_init)(struct hostapd_data *hapd); | |
34 | void (*ctrl_iface_deinit)(struct hostapd_data *hapd); | |
35 | int (*for_each_interface)(struct hapd_interfaces *interfaces, | |
36 | int (*cb)(struct hostapd_iface *iface, | |
37 | void *ctx), void *ctx); | |
75545652 | 38 | int (*driver_init)(struct hostapd_iface *iface); |
3776ac73 | 39 | |
07bcdbb1 | 40 | size_t count; |
4345fe96 | 41 | size_t count_dynamic; |
c90fd485 SP |
42 | int global_ctrl_sock; |
43 | char *global_iface_path; | |
44 | char *global_iface_name; | |
187f87f0 | 45 | gid_t ctrl_iface_group; |
07bcdbb1 | 46 | struct hostapd_iface **iface; |
4345fe96 | 47 | struct hostapd_dynamic_iface **dynamic_iface; |
07bcdbb1 JM |
48 | }; |
49 | ||
50 | ||
fa16028d | 51 | struct hostapd_probereq_cb { |
04a85e44 | 52 | int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid, |
baf513d6 | 53 | const u8 *ie, size_t ie_len, int ssi_signal); |
fa16028d JM |
54 | void *ctx; |
55 | }; | |
56 | ||
fb7842aa JM |
57 | #define HOSTAPD_RATE_BASIC 0x00000001 |
58 | ||
59 | struct hostapd_rate_data { | |
60 | int rate; /* rate in 100 kbps */ | |
61 | int flags; /* HOSTAPD_RATE_ flags */ | |
62 | }; | |
63 | ||
2a8b7416 JM |
64 | struct hostapd_frame_info { |
65 | u32 channel; | |
66 | u32 datarate; | |
baf513d6 | 67 | int ssi_signal; /* dBm */ |
2a8b7416 JM |
68 | }; |
69 | ||
61b6520e JM |
70 | enum wps_status { |
71 | WPS_STATUS_SUCCESS = 1, | |
72 | WPS_STATUS_FAILURE | |
73 | }; | |
74 | ||
75 | struct wps_stat { | |
76 | enum wps_status status; | |
77 | enum wps_error_indication failure_reason; | |
78 | }; | |
79 | ||
fb7842aa | 80 | |
6fc6879b JM |
81 | /** |
82 | * struct hostapd_data - hostapd per-BSS data structure | |
83 | */ | |
84 | struct hostapd_data { | |
85 | struct hostapd_iface *iface; | |
86 | struct hostapd_config *iconf; | |
87 | struct hostapd_bss_config *conf; | |
88 | int interface_added; /* virtual interface added for this BSS */ | |
89 | ||
90 | u8 own_addr[ETH_ALEN]; | |
91 | ||
92 | int num_sta; /* number of entries in sta_list */ | |
93 | struct sta_info *sta_list; /* STA info list head */ | |
2991469c JM |
94 | #define STA_HASH_SIZE 256 |
95 | #define STA_HASH(sta) (sta[5]) | |
6fc6879b JM |
96 | struct sta_info *sta_hash[STA_HASH_SIZE]; |
97 | ||
2991469c JM |
98 | /* |
99 | * Bitfield for indicating which AIDs are allocated. Only AID values | |
100 | * 1-2007 are used and as such, the bit at index 0 corresponds to AID | |
101 | * 1. | |
6fc6879b | 102 | */ |
2991469c JM |
103 | #define AID_WORDS ((2008 + 31) / 32) |
104 | u32 sta_aid[AID_WORDS]; | |
6fc6879b | 105 | |
c5121837 | 106 | const struct wpa_driver_ops *driver; |
6fc6879b JM |
107 | void *drv_priv; |
108 | ||
d24df7c3 JM |
109 | void (*new_assoc_sta_cb)(struct hostapd_data *hapd, |
110 | struct sta_info *sta, int reassoc); | |
111 | ||
4f760fcc | 112 | void *msg_ctx; /* ctx for wpa_msg() calls */ |
8a5e75f6 | 113 | void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */ |
4f760fcc | 114 | |
6fc6879b | 115 | struct radius_client_data *radius; |
6fc6879b | 116 | u32 acct_session_id_hi, acct_session_id_lo; |
b031338c | 117 | struct radius_das_data *radius_das; |
6fc6879b JM |
118 | |
119 | struct iapp_data *iapp; | |
120 | ||
6fc6879b JM |
121 | struct hostapd_cached_radius_acl *acl_cache; |
122 | struct hostapd_acl_query_data *acl_queries; | |
123 | ||
124 | struct wpa_authenticator *wpa_auth; | |
125 | struct eapol_authenticator *eapol_auth; | |
126 | ||
127 | struct rsn_preauth_interface *preauth_iface; | |
128 | time_t michael_mic_failure; | |
129 | int michael_mic_failures; | |
130 | int tkip_countermeasures; | |
131 | ||
132 | int ctrl_sock; | |
133 | struct wpa_ctrl_dst *ctrl_dst; | |
134 | ||
135 | void *ssl_ctx; | |
136 | void *eap_sim_db_priv; | |
137 | struct radius_server_data *radius_srv; | |
138 | ||
139 | int parameter_set_count; | |
140 | ||
39b97072 JM |
141 | /* Time Advertisement */ |
142 | u8 time_update_counter; | |
143 | struct wpabuf *time_adv; | |
144 | ||
6fc6879b JM |
145 | #ifdef CONFIG_FULL_DYNAMIC_VLAN |
146 | struct full_dynamic_vlan *full_dynamic_vlan; | |
147 | #endif /* CONFIG_FULL_DYNAMIC_VLAN */ | |
148 | ||
149 | struct l2_packet_data *l2; | |
ad08c363 JM |
150 | struct wps_context *wps; |
151 | ||
bc45d427 | 152 | int beacon_set_done; |
14f79386 JM |
153 | struct wpabuf *wps_beacon_ie; |
154 | struct wpabuf *wps_probe_resp_ie; | |
84312359 | 155 | #ifdef CONFIG_WPS |
3b2cf800 | 156 | unsigned int ap_pin_failures; |
32cdcf15 | 157 | unsigned int ap_pin_failures_consecutive; |
f620268f | 158 | struct upnp_wps_device_sm *wps_upnp; |
94481410 | 159 | unsigned int ap_pin_lockout_time; |
61b6520e JM |
160 | |
161 | struct wps_stat wps_stats; | |
ad08c363 | 162 | #endif /* CONFIG_WPS */ |
fa16028d JM |
163 | |
164 | struct hostapd_probereq_cb *probereq_cb; | |
165 | size_t num_probereq_cb; | |
195420b8 | 166 | |
c706d5aa JM |
167 | void (*public_action_cb)(void *ctx, const u8 *buf, size_t len, |
168 | int freq); | |
169 | void *public_action_cb_ctx; | |
2d9ffe1e JM |
170 | void (*public_action_cb2)(void *ctx, const u8 *buf, size_t len, |
171 | int freq); | |
172 | void *public_action_cb2_ctx; | |
c706d5aa | 173 | |
e44f8bf2 JM |
174 | int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len, |
175 | int freq); | |
176 | void *vendor_action_cb_ctx; | |
177 | ||
195420b8 JM |
178 | void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr, |
179 | const u8 *uuid_e); | |
180 | void *wps_reg_success_cb_ctx; | |
c2af2afb | 181 | |
a0dee797 AGS |
182 | void (*wps_event_cb)(void *ctx, enum wps_event event, |
183 | union wps_event_data *data); | |
184 | void *wps_event_cb_ctx; | |
185 | ||
0661eed2 | 186 | void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr, |
fbdcfd57 | 187 | int authorized, const u8 *p2p_dev_addr); |
0661eed2 JB |
188 | void *sta_authorized_cb_ctx; |
189 | ||
c76e5d7f JB |
190 | void (*setup_complete_cb)(void *ctx); |
191 | void *setup_complete_cb_ctx; | |
192 | ||
c2af2afb | 193 | #ifdef CONFIG_P2P |
e44f8bf2 JM |
194 | struct p2p_data *p2p; |
195 | struct p2p_group *p2p_group; | |
c2af2afb JM |
196 | struct wpabuf *p2p_beacon_ie; |
197 | struct wpabuf *p2p_probe_resp_ie; | |
aefb53bd JM |
198 | |
199 | /* Number of non-P2P association stations */ | |
200 | int num_sta_no_p2p; | |
201 | ||
202 | /* Periodic NoA (used only when no non-P2P clients in the group) */ | |
203 | int noa_enabled; | |
204 | int noa_start; | |
205 | int noa_duration; | |
c2af2afb | 206 | #endif /* CONFIG_P2P */ |
dca30c3f JK |
207 | #ifdef CONFIG_INTERWORKING |
208 | size_t gas_frag_limit; | |
209 | #endif /* CONFIG_INTERWORKING */ | |
ee431d77 JM |
210 | |
211 | #ifdef CONFIG_SQLITE | |
212 | struct hostapd_eap_user tmp_eap_user; | |
213 | #endif /* CONFIG_SQLITE */ | |
d136c376 JM |
214 | |
215 | #ifdef CONFIG_SAE | |
216 | /** Key used for generating SAE anti-clogging tokens */ | |
217 | u8 sae_token_key[8]; | |
218 | os_time_t last_sae_token_key_update; | |
219 | #endif /* CONFIG_SAE */ | |
6fc6879b JM |
220 | }; |
221 | ||
222 | ||
6fc6879b JM |
223 | /** |
224 | * struct hostapd_iface - hostapd per-interface data structure | |
225 | */ | |
226 | struct hostapd_iface { | |
9969e5a4 | 227 | struct hapd_interfaces *interfaces; |
0f2b2c19 | 228 | void *owner; |
6fc6879b JM |
229 | char *config_fname; |
230 | struct hostapd_config *conf; | |
231 | ||
6fc6879b JM |
232 | size_t num_bss; |
233 | struct hostapd_data **bss; | |
234 | ||
235 | int num_ap; /* number of entries in ap_list */ | |
236 | struct ap_info *ap_list; /* AP info list head */ | |
237 | struct ap_info *ap_hash[STA_HASH_SIZE]; | |
6fc6879b | 238 | |
2fee890a | 239 | unsigned int drv_flags; |
4f73d88a AN |
240 | |
241 | /* | |
242 | * A bitmap of supported protocols for probe response offload. See | |
243 | * struct wpa_driver_capa in driver.h | |
244 | */ | |
245 | unsigned int probe_resp_offloads; | |
246 | ||
8cd6b7bc JB |
247 | /* extended capabilities supported by the driver */ |
248 | const u8 *extended_capa, *extended_capa_mask; | |
249 | unsigned int extended_capa_len; | |
250 | ||
3cb953e4 JM |
251 | unsigned int drv_max_acl_mac_addrs; |
252 | ||
6fc6879b JM |
253 | struct hostapd_hw_modes *hw_features; |
254 | int num_hw_features; | |
255 | struct hostapd_hw_modes *current_mode; | |
256 | /* Rates that are currently used (i.e., filtered copy of | |
257 | * current_mode->channels */ | |
258 | int num_rates; | |
259 | struct hostapd_rate_data *current_rates; | |
e5693c47 | 260 | int *basic_rates; |
c706d5aa | 261 | int freq; |
6fc6879b JM |
262 | |
263 | u16 hw_flags; | |
264 | ||
265 | /* Number of associated Non-ERP stations (i.e., stations using 802.11b | |
266 | * in 802.11g BSS) */ | |
267 | int num_sta_non_erp; | |
268 | ||
269 | /* Number of associated stations that do not support Short Slot Time */ | |
270 | int num_sta_no_short_slot_time; | |
271 | ||
272 | /* Number of associated stations that do not support Short Preamble */ | |
273 | int num_sta_no_short_preamble; | |
274 | ||
275 | int olbc; /* Overlapping Legacy BSS Condition */ | |
276 | ||
de9289c8 JM |
277 | /* Number of HT associated stations that do not support greenfield */ |
278 | int num_sta_ht_no_gf; | |
279 | ||
280 | /* Number of associated non-HT stations */ | |
281 | int num_sta_no_ht; | |
282 | ||
283 | /* Number of HT associated stations 20 MHz */ | |
284 | int num_sta_ht_20mhz; | |
285 | ||
286 | /* Overlapping BSS information */ | |
287 | int olbc_ht; | |
288 | ||
edd360e1 | 289 | u16 ht_op_mode; |
ad1e68e6 | 290 | void (*scan_cb)(struct hostapd_iface *iface); |
6fc6879b JM |
291 | }; |
292 | ||
4345fe96 MB |
293 | /** |
294 | * struct hostapd_dynamic_iface - hostapd per dynamically allocated | |
295 | * or added interface data structure | |
296 | */ | |
297 | struct hostapd_dynamic_iface { | |
298 | char parent[IFNAMSIZ + 1]; | |
299 | char iface[IFNAMSIZ + 1]; | |
300 | unsigned int usage; | |
301 | }; | |
302 | ||
a4f21109 | 303 | /* hostapd.c */ |
07bcdbb1 JM |
304 | int hostapd_for_each_interface(struct hapd_interfaces *interfaces, |
305 | int (*cb)(struct hostapd_iface *iface, | |
306 | void *ctx), void *ctx); | |
ad08c363 | 307 | int hostapd_reload_config(struct hostapd_iface *iface); |
b6a7859d JM |
308 | struct hostapd_data * |
309 | hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface, | |
310 | struct hostapd_config *conf, | |
311 | struct hostapd_bss_config *bss); | |
5c333467 | 312 | int hostapd_setup_interface(struct hostapd_iface *iface); |
ad1e68e6 | 313 | int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err); |
5c333467 | 314 | void hostapd_interface_deinit(struct hostapd_iface *iface); |
f7c47833 | 315 | void hostapd_interface_free(struct hostapd_iface *iface); |
a4f21109 JM |
316 | void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta, |
317 | int reassoc); | |
75545652 SP |
318 | void hostapd_interface_deinit_free(struct hostapd_iface *iface); |
319 | int hostapd_enable_iface(struct hostapd_iface *hapd_iface); | |
320 | int hostapd_reload_iface(struct hostapd_iface *hapd_iface); | |
321 | int hostapd_disable_iface(struct hostapd_iface *hapd_iface); | |
06bb8c62 SP |
322 | int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf); |
323 | int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf); | |
5c333467 | 324 | |
a4f21109 | 325 | /* utils.c */ |
fa16028d | 326 | int hostapd_register_probereq_cb(struct hostapd_data *hapd, |
cd7d80f3 | 327 | int (*cb)(void *ctx, const u8 *sa, |
04a85e44 | 328 | const u8 *da, const u8 *bssid, |
baf513d6 JB |
329 | const u8 *ie, size_t ie_len, |
330 | int ssi_signal), | |
fa16028d | 331 | void *ctx); |
0aef3ec8 | 332 | void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr); |
fa16028d | 333 | |
1d041bec JM |
334 | /* drv_callbacks.c (TODO: move to somewhere else?) */ |
335 | int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr, | |
39b08b5f | 336 | const u8 *ie, size_t ielen, int reassoc); |
1d041bec | 337 | void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr); |
0d7e5a3a | 338 | void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr); |
3140803b RM |
339 | void hostapd_event_connect_failed_reason(struct hostapd_data *hapd, |
340 | const u8 *addr, int reason_code); | |
04a85e44 | 341 | int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da, |
baf513d6 JB |
342 | const u8 *bssid, const u8 *ie, size_t ie_len, |
343 | int ssi_signal); | |
1b487b8b TP |
344 | void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht, |
345 | int offset); | |
1d041bec | 346 | |
ee431d77 JM |
347 | const struct hostapd_eap_user * |
348 | hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity, | |
349 | size_t identity_len, int phase2); | |
350 | ||
6fc6879b | 351 | #endif /* HOSTAPD_H */ |