2 * hostapd / Initialization and configuration
3 * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
12 #include "common/defs.h"
13 #include "ap_config.h"
15 struct wpa_driver_ops;
17 struct radius_server_data;
18 struct upnp_wps_device_sm;
21 struct hostap_sta_driver_data;
22 struct ieee80211_ht_capabilities;
23 struct full_dynamic_vlan;
29 struct hapd_interfaces {
30 int (*reload_config)(struct hostapd_iface *iface);
31 struct hostapd_config * (*config_read_cb)(const char *config_fname);
32 int (*ctrl_iface_init)(struct hostapd_data *hapd);
33 void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
34 int (*for_each_interface)(struct hapd_interfaces *interfaces,
35 int (*cb)(struct hostapd_iface *iface,
36 void *ctx), void *ctx);
37 int (*driver_init)(struct hostapd_iface *iface);
41 char *global_iface_path;
42 char *global_iface_name;
43 struct hostapd_iface **iface;
47 struct hostapd_probereq_cb {
48 int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
49 const u8 *ie, size_t ie_len, int ssi_signal);
53 #define HOSTAPD_RATE_BASIC 0x00000001
55 struct hostapd_rate_data {
56 int rate; /* rate in 100 kbps */
57 int flags; /* HOSTAPD_RATE_ flags */
60 struct hostapd_frame_info {
63 int ssi_signal; /* dBm */
68 * struct hostapd_data - hostapd per-BSS data structure
71 struct hostapd_iface *iface;
72 struct hostapd_config *iconf;
73 struct hostapd_bss_config *conf;
74 int interface_added; /* virtual interface added for this BSS */
76 u8 own_addr[ETH_ALEN];
78 int num_sta; /* number of entries in sta_list */
79 struct sta_info *sta_list; /* STA info list head */
80 #define STA_HASH_SIZE 256
81 #define STA_HASH(sta) (sta[5])
82 struct sta_info *sta_hash[STA_HASH_SIZE];
85 * Bitfield for indicating which AIDs are allocated. Only AID values
86 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
89 #define AID_WORDS ((2008 + 31) / 32)
90 u32 sta_aid[AID_WORDS];
92 const struct wpa_driver_ops *driver;
95 void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
96 struct sta_info *sta, int reassoc);
98 void *msg_ctx; /* ctx for wpa_msg() calls */
99 void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */
101 struct radius_client_data *radius;
102 u32 acct_session_id_hi, acct_session_id_lo;
103 struct radius_das_data *radius_das;
105 struct iapp_data *iapp;
107 struct hostapd_cached_radius_acl *acl_cache;
108 struct hostapd_acl_query_data *acl_queries;
110 struct wpa_authenticator *wpa_auth;
111 struct eapol_authenticator *eapol_auth;
113 struct rsn_preauth_interface *preauth_iface;
114 time_t michael_mic_failure;
115 int michael_mic_failures;
116 int tkip_countermeasures;
119 struct wpa_ctrl_dst *ctrl_dst;
122 void *eap_sim_db_priv;
123 struct radius_server_data *radius_srv;
125 int parameter_set_count;
127 /* Time Advertisement */
128 u8 time_update_counter;
129 struct wpabuf *time_adv;
131 #ifdef CONFIG_FULL_DYNAMIC_VLAN
132 struct full_dynamic_vlan *full_dynamic_vlan;
133 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
135 struct l2_packet_data *l2;
136 struct wps_context *wps;
139 struct wpabuf *wps_beacon_ie;
140 struct wpabuf *wps_probe_resp_ie;
142 unsigned int ap_pin_failures;
143 unsigned int ap_pin_failures_consecutive;
144 struct upnp_wps_device_sm *wps_upnp;
145 unsigned int ap_pin_lockout_time;
146 #endif /* CONFIG_WPS */
148 struct hostapd_probereq_cb *probereq_cb;
149 size_t num_probereq_cb;
151 void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
153 void *public_action_cb_ctx;
155 int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
157 void *vendor_action_cb_ctx;
159 void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
161 void *wps_reg_success_cb_ctx;
163 void (*wps_event_cb)(void *ctx, enum wps_event event,
164 union wps_event_data *data);
165 void *wps_event_cb_ctx;
167 void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
168 int authorized, const u8 *p2p_dev_addr);
169 void *sta_authorized_cb_ctx;
171 void (*setup_complete_cb)(void *ctx);
172 void *setup_complete_cb_ctx;
175 struct p2p_data *p2p;
176 struct p2p_group *p2p_group;
177 struct wpabuf *p2p_beacon_ie;
178 struct wpabuf *p2p_probe_resp_ie;
180 /* Number of non-P2P association stations */
183 /* Periodic NoA (used only when no non-P2P clients in the group) */
187 #endif /* CONFIG_P2P */
188 #ifdef CONFIG_INTERWORKING
189 size_t gas_frag_limit;
190 #endif /* CONFIG_INTERWORKING */
193 struct hostapd_eap_user tmp_eap_user;
194 #endif /* CONFIG_SQLITE */
199 * struct hostapd_iface - hostapd per-interface data structure
201 struct hostapd_iface {
202 struct hapd_interfaces *interfaces;
205 struct hostapd_config *conf;
208 struct hostapd_data **bss;
210 int num_ap; /* number of entries in ap_list */
211 struct ap_info *ap_list; /* AP info list head */
212 struct ap_info *ap_hash[STA_HASH_SIZE];
213 struct ap_info *ap_iter_list;
215 unsigned int drv_flags;
218 * A bitmap of supported protocols for probe response offload. See
219 * struct wpa_driver_capa in driver.h
221 unsigned int probe_resp_offloads;
223 struct hostapd_hw_modes *hw_features;
225 struct hostapd_hw_modes *current_mode;
226 /* Rates that are currently used (i.e., filtered copy of
227 * current_mode->channels */
229 struct hostapd_rate_data *current_rates;
235 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
239 /* Number of associated stations that do not support Short Slot Time */
240 int num_sta_no_short_slot_time;
242 /* Number of associated stations that do not support Short Preamble */
243 int num_sta_no_short_preamble;
245 int olbc; /* Overlapping Legacy BSS Condition */
247 /* Number of HT associated stations that do not support greenfield */
248 int num_sta_ht_no_gf;
250 /* Number of associated non-HT stations */
253 /* Number of HT associated stations 20 MHz */
254 int num_sta_ht_20mhz;
256 /* Overlapping BSS information */
260 void (*scan_cb)(struct hostapd_iface *iface);
264 int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
265 int (*cb)(struct hostapd_iface *iface,
266 void *ctx), void *ctx);
267 int hostapd_reload_config(struct hostapd_iface *iface);
268 struct hostapd_data *
269 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
270 struct hostapd_config *conf,
271 struct hostapd_bss_config *bss);
272 int hostapd_setup_interface(struct hostapd_iface *iface);
273 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
274 void hostapd_interface_deinit(struct hostapd_iface *iface);
275 void hostapd_interface_free(struct hostapd_iface *iface);
276 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
278 void hostapd_interface_deinit_free(struct hostapd_iface *iface);
279 int hostapd_enable_iface(struct hostapd_iface *hapd_iface);
280 int hostapd_reload_iface(struct hostapd_iface *hapd_iface);
281 int hostapd_disable_iface(struct hostapd_iface *hapd_iface);
282 int hostapd_add_iface(struct hapd_interfaces *ifaces, char *buf);
283 int hostapd_remove_iface(struct hapd_interfaces *ifaces, char *buf);
286 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
287 int (*cb)(void *ctx, const u8 *sa,
288 const u8 *da, const u8 *bssid,
289 const u8 *ie, size_t ie_len,
292 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
294 /* drv_callbacks.c (TODO: move to somewhere else?) */
295 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
296 const u8 *ie, size_t ielen, int reassoc);
297 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
298 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
299 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
300 const u8 *bssid, const u8 *ie, size_t ie_len,
302 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
305 const struct hostapd_eap_user *
306 hostapd_get_eap_user(struct hostapd_data *hapd, const u8 *identity,
307 size_t identity_len, int phase2);
309 #endif /* HOSTAPD_H */