2 * hostapd / Initialization and configuration
3 * Host AP kernel driver
4 * Copyright (c) 2002-2008, Jouni Malinen <j@w1.fi>
5 * Copyright (c) 2007-2008, Intel Corporation
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * Alternatively, this software may be distributed under the terms of BSD
14 * See README and COPYING for more details.
22 #define MAX_VLAN_ID 4094
24 struct wpa_driver_ops;
26 struct radius_server_data;
27 struct upnp_wps_device_sm;
29 #ifdef CONFIG_FULL_DYNAMIC_VLAN
30 struct full_dynamic_vlan;
31 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
33 struct hostapd_probereq_cb {
34 void (*cb)(void *ctx, const u8 *sa, const u8 *ie, size_t ie_len);
39 * struct hostapd_data - hostapd per-BSS data structure
42 struct hostapd_iface *iface;
43 struct hostapd_config *iconf;
44 struct hostapd_bss_config *conf;
45 int interface_added; /* virtual interface added for this BSS */
47 u8 own_addr[ETH_ALEN];
49 int num_sta; /* number of entries in sta_list */
50 struct sta_info *sta_list; /* STA info list head */
51 #define STA_HASH_SIZE 256
52 #define STA_HASH(sta) (sta[5])
53 struct sta_info *sta_hash[STA_HASH_SIZE];
56 * Bitfield for indicating which AIDs are allocated. Only AID values
57 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
60 #define AID_WORDS ((2008 + 31) / 32)
61 u32 sta_aid[AID_WORDS];
63 const struct wpa_driver_ops *driver;
66 void *msg_ctx; /* ctx for wpa_msg() calls */
68 struct radius_client_data *radius;
69 int radius_client_reconfigured;
70 u32 acct_session_id_hi, acct_session_id_lo;
72 struct iapp_data *iapp;
74 struct hostapd_cached_radius_acl *acl_cache;
75 struct hostapd_acl_query_data *acl_queries;
77 struct wpa_authenticator *wpa_auth;
78 struct eapol_authenticator *eapol_auth;
80 struct rsn_preauth_interface *preauth_iface;
81 time_t michael_mic_failure;
82 int michael_mic_failures;
83 int tkip_countermeasures;
86 struct wpa_ctrl_dst *ctrl_dst;
89 void *eap_sim_db_priv;
90 struct radius_server_data *radius_srv;
92 int parameter_set_count;
94 #ifdef CONFIG_FULL_DYNAMIC_VLAN
95 struct full_dynamic_vlan *full_dynamic_vlan;
96 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
98 struct l2_packet_data *l2;
99 struct wps_context *wps;
103 size_t wps_beacon_ie_len;
104 u8 *wps_probe_resp_ie;
105 size_t wps_probe_resp_ie_len;
106 unsigned int ap_pin_failures;
107 struct upnp_wps_device_sm *wps_upnp;
108 #endif /* CONFIG_WPS */
110 struct hostapd_probereq_cb *probereq_cb;
111 size_t num_probereq_cb;
116 * struct hostapd_iface - hostapd per-interface data structure
118 struct hostapd_iface {
121 struct hostapd_config *conf;
124 struct hostapd_data **bss;
126 int num_ap; /* number of entries in ap_list */
127 struct ap_info *ap_list; /* AP info list head */
128 struct ap_info *ap_hash[STA_HASH_SIZE];
129 struct ap_info *ap_iter_list;
131 struct hostapd_hw_modes *hw_features;
133 struct hostapd_hw_modes *current_mode;
134 /* Rates that are currently used (i.e., filtered copy of
135 * current_mode->channels */
137 struct hostapd_rate_data *current_rates;
141 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
145 /* Number of associated stations that do not support Short Slot Time */
146 int num_sta_no_short_slot_time;
148 /* Number of associated stations that do not support Short Preamble */
149 int num_sta_no_short_preamble;
151 int olbc; /* Overlapping Legacy BSS Condition */
153 /* Number of HT associated stations that do not support greenfield */
154 int num_sta_ht_no_gf;
156 /* Number of associated non-HT stations */
159 /* Number of HT associated stations 20 MHz */
160 int num_sta_ht_20mhz;
162 /* Overlapping BSS information */
166 void (*scan_cb)(struct hostapd_iface *iface);
169 int hostapd_reload_config(struct hostapd_iface *iface);
170 struct hostapd_data *
171 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
172 struct hostapd_config *conf,
173 struct hostapd_bss_config *bss);
174 int hostapd_setup_interface(struct hostapd_iface *iface);
175 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
176 void hostapd_interface_deinit(struct hostapd_iface *iface);
177 int handle_reload_iface(struct hostapd_iface *iface, void *ctx);
178 int handle_dump_state_iface(struct hostapd_iface *iface, void *ctx);
180 int hostapd_for_each_interface(int (*cb)(struct hostapd_iface *iface,
181 void *ctx), void *ctx);
183 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
184 void (*cb)(void *ctx, const u8 *sa,
185 const u8 *ie, size_t ie_len),
188 #endif /* HOSTAPD_H */