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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 JM |
12 | #include "common/defs.h" |
13 | ||
c5121837 | 14 | struct wpa_driver_ops; |
6fc6879b JM |
15 | struct wpa_ctrl_dst; |
16 | struct radius_server_data; | |
f620268f | 17 | struct upnp_wps_device_sm; |
bf65bc63 | 18 | struct hostapd_data; |
45cefa0b | 19 | struct sta_info; |
a3d4fafa | 20 | struct hostap_sta_driver_data; |
2ce86d9d | 21 | struct ieee80211_ht_capabilities; |
6fc6879b | 22 | struct full_dynamic_vlan; |
a0dee797 AGS |
23 | enum wps_event; |
24 | union wps_event_data; | |
6fc6879b | 25 | |
07bcdbb1 JM |
26 | struct hapd_interfaces { |
27 | size_t count; | |
28 | struct hostapd_iface **iface; | |
29 | }; | |
30 | ||
31 | ||
fa16028d | 32 | struct hostapd_probereq_cb { |
04a85e44 | 33 | int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid, |
baf513d6 | 34 | const u8 *ie, size_t ie_len, int ssi_signal); |
fa16028d JM |
35 | void *ctx; |
36 | }; | |
37 | ||
fb7842aa JM |
38 | #define HOSTAPD_RATE_BASIC 0x00000001 |
39 | ||
40 | struct hostapd_rate_data { | |
41 | int rate; /* rate in 100 kbps */ | |
42 | int flags; /* HOSTAPD_RATE_ flags */ | |
43 | }; | |
44 | ||
2a8b7416 JM |
45 | struct hostapd_frame_info { |
46 | u32 channel; | |
47 | u32 datarate; | |
baf513d6 | 48 | int ssi_signal; /* dBm */ |
2a8b7416 JM |
49 | }; |
50 | ||
fb7842aa | 51 | |
6fc6879b JM |
52 | /** |
53 | * struct hostapd_data - hostapd per-BSS data structure | |
54 | */ | |
55 | struct hostapd_data { | |
56 | struct hostapd_iface *iface; | |
57 | struct hostapd_config *iconf; | |
58 | struct hostapd_bss_config *conf; | |
59 | int interface_added; /* virtual interface added for this BSS */ | |
60 | ||
61 | u8 own_addr[ETH_ALEN]; | |
62 | ||
63 | int num_sta; /* number of entries in sta_list */ | |
64 | struct sta_info *sta_list; /* STA info list head */ | |
2991469c JM |
65 | #define STA_HASH_SIZE 256 |
66 | #define STA_HASH(sta) (sta[5]) | |
6fc6879b JM |
67 | struct sta_info *sta_hash[STA_HASH_SIZE]; |
68 | ||
2991469c JM |
69 | /* |
70 | * Bitfield for indicating which AIDs are allocated. Only AID values | |
71 | * 1-2007 are used and as such, the bit at index 0 corresponds to AID | |
72 | * 1. | |
6fc6879b | 73 | */ |
2991469c JM |
74 | #define AID_WORDS ((2008 + 31) / 32) |
75 | u32 sta_aid[AID_WORDS]; | |
6fc6879b | 76 | |
c5121837 | 77 | const struct wpa_driver_ops *driver; |
6fc6879b JM |
78 | void *drv_priv; |
79 | ||
d24df7c3 JM |
80 | void (*new_assoc_sta_cb)(struct hostapd_data *hapd, |
81 | struct sta_info *sta, int reassoc); | |
82 | ||
4f760fcc | 83 | void *msg_ctx; /* ctx for wpa_msg() calls */ |
8a5e75f6 | 84 | void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */ |
4f760fcc | 85 | |
6fc6879b | 86 | struct radius_client_data *radius; |
6fc6879b | 87 | u32 acct_session_id_hi, acct_session_id_lo; |
b031338c | 88 | struct radius_das_data *radius_das; |
6fc6879b JM |
89 | |
90 | struct iapp_data *iapp; | |
91 | ||
6fc6879b JM |
92 | struct hostapd_cached_radius_acl *acl_cache; |
93 | struct hostapd_acl_query_data *acl_queries; | |
94 | ||
95 | struct wpa_authenticator *wpa_auth; | |
96 | struct eapol_authenticator *eapol_auth; | |
97 | ||
98 | struct rsn_preauth_interface *preauth_iface; | |
99 | time_t michael_mic_failure; | |
100 | int michael_mic_failures; | |
101 | int tkip_countermeasures; | |
102 | ||
103 | int ctrl_sock; | |
104 | struct wpa_ctrl_dst *ctrl_dst; | |
105 | ||
106 | void *ssl_ctx; | |
107 | void *eap_sim_db_priv; | |
108 | struct radius_server_data *radius_srv; | |
109 | ||
110 | int parameter_set_count; | |
111 | ||
39b97072 JM |
112 | /* Time Advertisement */ |
113 | u8 time_update_counter; | |
114 | struct wpabuf *time_adv; | |
115 | ||
6fc6879b JM |
116 | #ifdef CONFIG_FULL_DYNAMIC_VLAN |
117 | struct full_dynamic_vlan *full_dynamic_vlan; | |
118 | #endif /* CONFIG_FULL_DYNAMIC_VLAN */ | |
119 | ||
120 | struct l2_packet_data *l2; | |
ad08c363 JM |
121 | struct wps_context *wps; |
122 | ||
bc45d427 | 123 | int beacon_set_done; |
14f79386 JM |
124 | struct wpabuf *wps_beacon_ie; |
125 | struct wpabuf *wps_probe_resp_ie; | |
84312359 | 126 | #ifdef CONFIG_WPS |
3b2cf800 | 127 | unsigned int ap_pin_failures; |
32cdcf15 | 128 | unsigned int ap_pin_failures_consecutive; |
f620268f | 129 | struct upnp_wps_device_sm *wps_upnp; |
94481410 | 130 | unsigned int ap_pin_lockout_time; |
ad08c363 | 131 | #endif /* CONFIG_WPS */ |
fa16028d JM |
132 | |
133 | struct hostapd_probereq_cb *probereq_cb; | |
134 | size_t num_probereq_cb; | |
195420b8 | 135 | |
c706d5aa JM |
136 | void (*public_action_cb)(void *ctx, const u8 *buf, size_t len, |
137 | int freq); | |
138 | void *public_action_cb_ctx; | |
139 | ||
e44f8bf2 JM |
140 | int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len, |
141 | int freq); | |
142 | void *vendor_action_cb_ctx; | |
143 | ||
195420b8 JM |
144 | void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr, |
145 | const u8 *uuid_e); | |
146 | void *wps_reg_success_cb_ctx; | |
c2af2afb | 147 | |
a0dee797 AGS |
148 | void (*wps_event_cb)(void *ctx, enum wps_event event, |
149 | union wps_event_data *data); | |
150 | void *wps_event_cb_ctx; | |
151 | ||
0661eed2 | 152 | void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr, |
fbdcfd57 | 153 | int authorized, const u8 *p2p_dev_addr); |
0661eed2 JB |
154 | void *sta_authorized_cb_ctx; |
155 | ||
c76e5d7f JB |
156 | void (*setup_complete_cb)(void *ctx); |
157 | void *setup_complete_cb_ctx; | |
158 | ||
c2af2afb | 159 | #ifdef CONFIG_P2P |
e44f8bf2 JM |
160 | struct p2p_data *p2p; |
161 | struct p2p_group *p2p_group; | |
c2af2afb JM |
162 | struct wpabuf *p2p_beacon_ie; |
163 | struct wpabuf *p2p_probe_resp_ie; | |
aefb53bd JM |
164 | |
165 | /* Number of non-P2P association stations */ | |
166 | int num_sta_no_p2p; | |
167 | ||
168 | /* Periodic NoA (used only when no non-P2P clients in the group) */ | |
169 | int noa_enabled; | |
170 | int noa_start; | |
171 | int noa_duration; | |
c2af2afb | 172 | #endif /* CONFIG_P2P */ |
dca30c3f JK |
173 | #ifdef CONFIG_INTERWORKING |
174 | size_t gas_frag_limit; | |
175 | #endif /* CONFIG_INTERWORKING */ | |
6fc6879b JM |
176 | }; |
177 | ||
178 | ||
6fc6879b JM |
179 | /** |
180 | * struct hostapd_iface - hostapd per-interface data structure | |
181 | */ | |
182 | struct hostapd_iface { | |
9969e5a4 | 183 | struct hapd_interfaces *interfaces; |
0f2b2c19 | 184 | void *owner; |
32da61d9 | 185 | int (*reload_config)(struct hostapd_iface *iface); |
41d719d6 | 186 | struct hostapd_config * (*config_read_cb)(const char *config_fname); |
6fc6879b JM |
187 | char *config_fname; |
188 | struct hostapd_config *conf; | |
189 | ||
6fc6879b JM |
190 | size_t num_bss; |
191 | struct hostapd_data **bss; | |
192 | ||
193 | int num_ap; /* number of entries in ap_list */ | |
194 | struct ap_info *ap_list; /* AP info list head */ | |
195 | struct ap_info *ap_hash[STA_HASH_SIZE]; | |
196 | struct ap_info *ap_iter_list; | |
197 | ||
2fee890a | 198 | unsigned int drv_flags; |
4f73d88a AN |
199 | |
200 | /* | |
201 | * A bitmap of supported protocols for probe response offload. See | |
202 | * struct wpa_driver_capa in driver.h | |
203 | */ | |
204 | unsigned int probe_resp_offloads; | |
205 | ||
6fc6879b JM |
206 | struct hostapd_hw_modes *hw_features; |
207 | int num_hw_features; | |
208 | struct hostapd_hw_modes *current_mode; | |
209 | /* Rates that are currently used (i.e., filtered copy of | |
210 | * current_mode->channels */ | |
211 | int num_rates; | |
212 | struct hostapd_rate_data *current_rates; | |
e5693c47 | 213 | int *basic_rates; |
c706d5aa | 214 | int freq; |
6fc6879b JM |
215 | |
216 | u16 hw_flags; | |
217 | ||
218 | /* Number of associated Non-ERP stations (i.e., stations using 802.11b | |
219 | * in 802.11g BSS) */ | |
220 | int num_sta_non_erp; | |
221 | ||
222 | /* Number of associated stations that do not support Short Slot Time */ | |
223 | int num_sta_no_short_slot_time; | |
224 | ||
225 | /* Number of associated stations that do not support Short Preamble */ | |
226 | int num_sta_no_short_preamble; | |
227 | ||
228 | int olbc; /* Overlapping Legacy BSS Condition */ | |
229 | ||
de9289c8 JM |
230 | /* Number of HT associated stations that do not support greenfield */ |
231 | int num_sta_ht_no_gf; | |
232 | ||
233 | /* Number of associated non-HT stations */ | |
234 | int num_sta_no_ht; | |
235 | ||
236 | /* Number of HT associated stations 20 MHz */ | |
237 | int num_sta_ht_20mhz; | |
238 | ||
239 | /* Overlapping BSS information */ | |
240 | int olbc_ht; | |
241 | ||
edd360e1 | 242 | u16 ht_op_mode; |
ad1e68e6 | 243 | void (*scan_cb)(struct hostapd_iface *iface); |
70db2ab3 JM |
244 | |
245 | int (*ctrl_iface_init)(struct hostapd_data *hapd); | |
246 | void (*ctrl_iface_deinit)(struct hostapd_data *hapd); | |
1b56c26c JM |
247 | |
248 | int (*for_each_interface)(struct hapd_interfaces *interfaces, | |
249 | int (*cb)(struct hostapd_iface *iface, | |
250 | void *ctx), void *ctx); | |
6fc6879b JM |
251 | }; |
252 | ||
a4f21109 | 253 | /* hostapd.c */ |
07bcdbb1 JM |
254 | int hostapd_for_each_interface(struct hapd_interfaces *interfaces, |
255 | int (*cb)(struct hostapd_iface *iface, | |
256 | void *ctx), void *ctx); | |
ad08c363 | 257 | int hostapd_reload_config(struct hostapd_iface *iface); |
b6a7859d JM |
258 | struct hostapd_data * |
259 | hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface, | |
260 | struct hostapd_config *conf, | |
261 | struct hostapd_bss_config *bss); | |
5c333467 | 262 | int hostapd_setup_interface(struct hostapd_iface *iface); |
ad1e68e6 | 263 | int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err); |
5c333467 | 264 | void hostapd_interface_deinit(struct hostapd_iface *iface); |
f7c47833 | 265 | void hostapd_interface_free(struct hostapd_iface *iface); |
a4f21109 JM |
266 | void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta, |
267 | int reassoc); | |
5c333467 | 268 | |
a4f21109 | 269 | /* utils.c */ |
fa16028d | 270 | int hostapd_register_probereq_cb(struct hostapd_data *hapd, |
cd7d80f3 | 271 | int (*cb)(void *ctx, const u8 *sa, |
04a85e44 | 272 | const u8 *da, const u8 *bssid, |
baf513d6 JB |
273 | const u8 *ie, size_t ie_len, |
274 | int ssi_signal), | |
fa16028d | 275 | void *ctx); |
0aef3ec8 | 276 | void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr); |
fa16028d | 277 | |
1d041bec JM |
278 | /* drv_callbacks.c (TODO: move to somewhere else?) */ |
279 | int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr, | |
39b08b5f | 280 | const u8 *ie, size_t ielen, int reassoc); |
1d041bec | 281 | void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr); |
0d7e5a3a | 282 | void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr); |
04a85e44 | 283 | int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da, |
baf513d6 JB |
284 | const u8 *bssid, const u8 *ie, size_t ie_len, |
285 | int ssi_signal); | |
1b487b8b TP |
286 | void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht, |
287 | int offset); | |
1d041bec | 288 | |
6fc6879b | 289 | #endif /* HOSTAPD_H */ |