2 * hostapd / Initialization and configuration
3 * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
18 #include "common/defs.h"
20 struct wpa_driver_ops;
22 struct radius_server_data;
23 struct upnp_wps_device_sm;
24 struct hapd_interfaces;
27 struct hostap_sta_driver_data;
28 struct ieee80211_ht_capabilities;
29 struct full_dynamic_vlan;
33 struct hostapd_probereq_cb {
34 int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
35 const u8 *ie, size_t ie_len);
39 #define HOSTAPD_RATE_BASIC 0x00000001
41 struct hostapd_rate_data {
42 int rate; /* rate in 100 kbps */
43 int flags; /* HOSTAPD_RATE_ flags */
46 struct hostapd_frame_info {
54 * struct hostapd_data - hostapd per-BSS data structure
57 struct hostapd_iface *iface;
58 struct hostapd_config *iconf;
59 struct hostapd_bss_config *conf;
60 int interface_added; /* virtual interface added for this BSS */
62 u8 own_addr[ETH_ALEN];
64 int num_sta; /* number of entries in sta_list */
65 struct sta_info *sta_list; /* STA info list head */
66 #define STA_HASH_SIZE 256
67 #define STA_HASH(sta) (sta[5])
68 struct sta_info *sta_hash[STA_HASH_SIZE];
71 * Bitfield for indicating which AIDs are allocated. Only AID values
72 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
75 #define AID_WORDS ((2008 + 31) / 32)
76 u32 sta_aid[AID_WORDS];
78 const struct wpa_driver_ops *driver;
81 void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
82 struct sta_info *sta, int reassoc);
84 void *msg_ctx; /* ctx for wpa_msg() calls */
86 struct radius_client_data *radius;
87 u32 acct_session_id_hi, acct_session_id_lo;
89 struct iapp_data *iapp;
91 struct hostapd_cached_radius_acl *acl_cache;
92 struct hostapd_acl_query_data *acl_queries;
94 struct wpa_authenticator *wpa_auth;
95 struct eapol_authenticator *eapol_auth;
97 struct rsn_preauth_interface *preauth_iface;
98 time_t michael_mic_failure;
99 int michael_mic_failures;
100 int tkip_countermeasures;
103 struct wpa_ctrl_dst *ctrl_dst;
106 void *eap_sim_db_priv;
107 struct radius_server_data *radius_srv;
109 int parameter_set_count;
111 /* Time Advertisement */
112 u8 time_update_counter;
113 struct wpabuf *time_adv;
115 #ifdef CONFIG_FULL_DYNAMIC_VLAN
116 struct full_dynamic_vlan *full_dynamic_vlan;
117 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
119 struct l2_packet_data *l2;
120 struct wps_context *wps;
123 struct wpabuf *wps_beacon_ie;
124 struct wpabuf *wps_probe_resp_ie;
126 unsigned int ap_pin_failures;
127 struct upnp_wps_device_sm *wps_upnp;
128 unsigned int ap_pin_lockout_time;
129 #endif /* CONFIG_WPS */
131 struct hostapd_probereq_cb *probereq_cb;
132 size_t num_probereq_cb;
134 void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
136 void *public_action_cb_ctx;
138 int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
140 void *vendor_action_cb_ctx;
142 void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
144 void *wps_reg_success_cb_ctx;
146 void (*wps_event_cb)(void *ctx, enum wps_event event,
147 union wps_event_data *data);
148 void *wps_event_cb_ctx;
150 void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
152 void *sta_authorized_cb_ctx;
154 void (*setup_complete_cb)(void *ctx);
155 void *setup_complete_cb_ctx;
158 struct p2p_data *p2p;
159 struct p2p_group *p2p_group;
160 struct wpabuf *p2p_beacon_ie;
161 struct wpabuf *p2p_probe_resp_ie;
163 /* Number of non-P2P association stations */
166 /* Periodic NoA (used only when no non-P2P clients in the group) */
170 #endif /* CONFIG_P2P */
175 * struct hostapd_iface - hostapd per-interface data structure
177 struct hostapd_iface {
178 struct hapd_interfaces *interfaces;
180 int (*reload_config)(struct hostapd_iface *iface);
181 struct hostapd_config * (*config_read_cb)(const char *config_fname);
183 struct hostapd_config *conf;
186 struct hostapd_data **bss;
188 int num_ap; /* number of entries in ap_list */
189 struct ap_info *ap_list; /* AP info list head */
190 struct ap_info *ap_hash[STA_HASH_SIZE];
191 struct ap_info *ap_iter_list;
193 unsigned int drv_flags;
194 struct hostapd_hw_modes *hw_features;
196 struct hostapd_hw_modes *current_mode;
197 /* Rates that are currently used (i.e., filtered copy of
198 * current_mode->channels */
200 struct hostapd_rate_data *current_rates;
205 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
209 /* Number of associated stations that do not support Short Slot Time */
210 int num_sta_no_short_slot_time;
212 /* Number of associated stations that do not support Short Preamble */
213 int num_sta_no_short_preamble;
215 int olbc; /* Overlapping Legacy BSS Condition */
217 /* Number of HT associated stations that do not support greenfield */
218 int num_sta_ht_no_gf;
220 /* Number of associated non-HT stations */
223 /* Number of HT associated stations 20 MHz */
224 int num_sta_ht_20mhz;
226 /* Overlapping BSS information */
230 void (*scan_cb)(struct hostapd_iface *iface);
232 int (*ctrl_iface_init)(struct hostapd_data *hapd);
233 void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
235 int (*for_each_interface)(struct hapd_interfaces *interfaces,
236 int (*cb)(struct hostapd_iface *iface,
237 void *ctx), void *ctx);
241 int hostapd_reload_config(struct hostapd_iface *iface);
242 struct hostapd_data *
243 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
244 struct hostapd_config *conf,
245 struct hostapd_bss_config *bss);
246 int hostapd_setup_interface(struct hostapd_iface *iface);
247 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
248 void hostapd_interface_deinit(struct hostapd_iface *iface);
249 void hostapd_interface_free(struct hostapd_iface *iface);
250 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
254 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
255 int (*cb)(void *ctx, const u8 *sa,
256 const u8 *da, const u8 *bssid,
257 const u8 *ie, size_t ie_len),
259 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
261 /* drv_callbacks.c (TODO: move to somewhere else?) */
262 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
263 const u8 *ie, size_t ielen, int reassoc);
264 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
265 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
266 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
267 const u8 *bssid, const u8 *ie, size_t ie_len);
269 #endif /* HOSTAPD_H */