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.
21 #include "hostapd_defs.h"
23 #define MAX_VLAN_ID 4094
25 struct wpa_driver_ops;
27 struct radius_server_data;
28 struct upnp_wps_device_sm;
30 #ifdef CONFIG_FULL_DYNAMIC_VLAN
31 struct full_dynamic_vlan;
32 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
34 struct hostapd_probereq_cb {
35 void (*cb)(void *ctx, const u8 *sa, const u8 *ie, size_t ie_len);
40 * struct hostapd_data - hostapd per-BSS data structure
43 struct hostapd_iface *iface;
44 struct hostapd_config *iconf;
45 struct hostapd_bss_config *conf;
46 int interface_added; /* virtual interface added for this BSS */
48 u8 own_addr[ETH_ALEN];
50 int num_sta; /* number of entries in sta_list */
51 struct sta_info *sta_list; /* STA info list head */
52 #define STA_HASH_SIZE 256
53 #define STA_HASH(sta) (sta[5])
54 struct sta_info *sta_hash[STA_HASH_SIZE];
57 * Bitfield for indicating which AIDs are allocated. Only AID values
58 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
61 #define AID_WORDS ((2008 + 31) / 32)
62 u32 sta_aid[AID_WORDS];
64 const struct wpa_driver_ops *driver;
67 void *msg_ctx; /* ctx for wpa_msg() calls */
69 struct radius_client_data *radius;
70 int radius_client_reconfigured;
71 u32 acct_session_id_hi, acct_session_id_lo;
73 struct iapp_data *iapp;
75 struct hostapd_cached_radius_acl *acl_cache;
76 struct hostapd_acl_query_data *acl_queries;
78 struct wpa_authenticator *wpa_auth;
79 struct eapol_authenticator *eapol_auth;
81 struct rsn_preauth_interface *preauth_iface;
82 time_t michael_mic_failure;
83 int michael_mic_failures;
84 int tkip_countermeasures;
87 struct wpa_ctrl_dst *ctrl_dst;
90 void *eap_sim_db_priv;
91 struct radius_server_data *radius_srv;
93 int parameter_set_count;
95 #ifdef CONFIG_FULL_DYNAMIC_VLAN
96 struct full_dynamic_vlan *full_dynamic_vlan;
97 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
99 struct l2_packet_data *l2;
100 struct wps_context *wps;
104 size_t wps_beacon_ie_len;
105 u8 *wps_probe_resp_ie;
106 size_t wps_probe_resp_ie_len;
107 unsigned int ap_pin_failures;
108 struct upnp_wps_device_sm *wps_upnp;
109 #endif /* CONFIG_WPS */
111 struct hostapd_probereq_cb *probereq_cb;
112 size_t num_probereq_cb;
117 * struct hostapd_iface - hostapd per-interface data structure
119 struct hostapd_iface {
122 struct hostapd_config *conf;
125 struct hostapd_data **bss;
127 int num_ap; /* number of entries in ap_list */
128 struct ap_info *ap_list; /* AP info list head */
129 struct ap_info *ap_hash[STA_HASH_SIZE];
130 struct ap_info *ap_iter_list;
132 struct hostapd_hw_modes *hw_features;
134 struct hostapd_hw_modes *current_mode;
135 /* Rates that are currently used (i.e., filtered copy of
136 * current_mode->channels */
138 struct hostapd_rate_data *current_rates;
142 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
146 /* Number of associated stations that do not support Short Slot Time */
147 int num_sta_no_short_slot_time;
149 /* Number of associated stations that do not support Short Preamble */
150 int num_sta_no_short_preamble;
152 int olbc; /* Overlapping Legacy BSS Condition */
154 /* Number of HT associated stations that do not support greenfield */
155 int num_sta_ht_no_gf;
157 /* Number of associated non-HT stations */
160 /* Number of HT associated stations 20 MHz */
161 int num_sta_ht_20mhz;
163 /* Overlapping BSS information */
167 void (*scan_cb)(struct hostapd_iface *iface);
170 int hostapd_reload_config(struct hostapd_iface *iface);
171 struct hostapd_data *
172 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
173 struct hostapd_config *conf,
174 struct hostapd_bss_config *bss);
175 int hostapd_setup_interface(struct hostapd_iface *iface);
176 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
177 void hostapd_interface_deinit(struct hostapd_iface *iface);
178 int handle_reload_iface(struct hostapd_iface *iface, void *ctx);
179 int handle_dump_state_iface(struct hostapd_iface *iface, void *ctx);
181 int hostapd_for_each_interface(int (*cb)(struct hostapd_iface *iface,
182 void *ctx), void *ctx);
184 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
185 void (*cb)(void *ctx, const u8 *sa,
186 const u8 *ie, size_t ie_len),
189 #endif /* HOSTAPD_H */