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 *ie, size_t ie_len);
38 #define HOSTAPD_RATE_BASIC 0x00000001
40 struct hostapd_rate_data {
41 int rate; /* rate in 100 kbps */
42 int flags; /* HOSTAPD_RATE_ flags */
45 struct hostapd_frame_info {
53 * struct hostapd_data - hostapd per-BSS data structure
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 */
61 u8 own_addr[ETH_ALEN];
63 int num_sta; /* number of entries in sta_list */
64 struct sta_info *sta_list; /* STA info list head */
65 #define STA_HASH_SIZE 256
66 #define STA_HASH(sta) (sta[5])
67 struct sta_info *sta_hash[STA_HASH_SIZE];
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
74 #define AID_WORDS ((2008 + 31) / 32)
75 u32 sta_aid[AID_WORDS];
77 const struct wpa_driver_ops *driver;
80 void (*new_assoc_sta_cb)(struct hostapd_data *hapd,
81 struct sta_info *sta, int reassoc);
83 void *msg_ctx; /* ctx for wpa_msg() calls */
85 struct radius_client_data *radius;
86 u32 acct_session_id_hi, acct_session_id_lo;
88 struct iapp_data *iapp;
90 struct hostapd_cached_radius_acl *acl_cache;
91 struct hostapd_acl_query_data *acl_queries;
93 struct wpa_authenticator *wpa_auth;
94 struct eapol_authenticator *eapol_auth;
96 struct rsn_preauth_interface *preauth_iface;
97 time_t michael_mic_failure;
98 int michael_mic_failures;
99 int tkip_countermeasures;
102 struct wpa_ctrl_dst *ctrl_dst;
105 void *eap_sim_db_priv;
106 struct radius_server_data *radius_srv;
108 int parameter_set_count;
110 #ifdef CONFIG_FULL_DYNAMIC_VLAN
111 struct full_dynamic_vlan *full_dynamic_vlan;
112 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
114 struct l2_packet_data *l2;
115 struct wps_context *wps;
117 struct wpabuf *wps_beacon_ie;
118 struct wpabuf *wps_probe_resp_ie;
120 unsigned int ap_pin_failures;
121 struct upnp_wps_device_sm *wps_upnp;
122 unsigned int ap_pin_lockout_time;
123 #endif /* CONFIG_WPS */
125 struct hostapd_probereq_cb *probereq_cb;
126 size_t num_probereq_cb;
128 void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
130 void *public_action_cb_ctx;
132 int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
134 void *vendor_action_cb_ctx;
136 void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
138 void *wps_reg_success_cb_ctx;
140 void (*wps_event_cb)(void *ctx, enum wps_event event,
141 union wps_event_data *data);
142 void *wps_event_cb_ctx;
144 void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
146 void *sta_authorized_cb_ctx;
148 void (*setup_complete_cb)(void *ctx);
149 void *setup_complete_cb_ctx;
152 struct p2p_data *p2p;
153 struct p2p_group *p2p_group;
154 struct wpabuf *p2p_beacon_ie;
155 struct wpabuf *p2p_probe_resp_ie;
157 /* Number of non-P2P association stations */
160 /* Periodic NoA (used only when no non-P2P clients in the group) */
164 #endif /* CONFIG_P2P */
169 * struct hostapd_iface - hostapd per-interface data structure
171 struct hostapd_iface {
172 struct hapd_interfaces *interfaces;
174 int (*reload_config)(struct hostapd_iface *iface);
175 struct hostapd_config * (*config_read_cb)(const char *config_fname);
177 struct hostapd_config *conf;
180 struct hostapd_data **bss;
182 int num_ap; /* number of entries in ap_list */
183 struct ap_info *ap_list; /* AP info list head */
184 struct ap_info *ap_hash[STA_HASH_SIZE];
185 struct ap_info *ap_iter_list;
187 unsigned int drv_flags;
188 struct hostapd_hw_modes *hw_features;
190 struct hostapd_hw_modes *current_mode;
191 /* Rates that are currently used (i.e., filtered copy of
192 * current_mode->channels */
194 struct hostapd_rate_data *current_rates;
199 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
203 /* Number of associated stations that do not support Short Slot Time */
204 int num_sta_no_short_slot_time;
206 /* Number of associated stations that do not support Short Preamble */
207 int num_sta_no_short_preamble;
209 int olbc; /* Overlapping Legacy BSS Condition */
211 /* Number of HT associated stations that do not support greenfield */
212 int num_sta_ht_no_gf;
214 /* Number of associated non-HT stations */
217 /* Number of HT associated stations 20 MHz */
218 int num_sta_ht_20mhz;
220 /* Overlapping BSS information */
224 void (*scan_cb)(struct hostapd_iface *iface);
226 int (*ctrl_iface_init)(struct hostapd_data *hapd);
227 void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
229 int (*for_each_interface)(struct hapd_interfaces *interfaces,
230 int (*cb)(struct hostapd_iface *iface,
231 void *ctx), void *ctx);
235 int hostapd_reload_config(struct hostapd_iface *iface);
236 struct hostapd_data *
237 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
238 struct hostapd_config *conf,
239 struct hostapd_bss_config *bss);
240 int hostapd_setup_interface(struct hostapd_iface *iface);
241 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
242 void hostapd_interface_deinit(struct hostapd_iface *iface);
243 void hostapd_interface_free(struct hostapd_iface *iface);
244 void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
248 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
249 int (*cb)(void *ctx, const u8 *sa,
250 const u8 *ie, size_t ie_len),
252 void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
254 /* drv_callbacks.c (TODO: move to somewhere else?) */
255 int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
256 const u8 *ie, size_t ielen, int reassoc);
257 void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
258 void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
259 int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa,
260 const u8 *ie, size_t ie_len);
262 #endif /* HOSTAPD_H */