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.
20 #define MAX_VLAN_ID 4094
22 struct wpa_driver_ops;
24 struct radius_server_data;
25 struct upnp_wps_device_sm;
27 #ifdef CONFIG_FULL_DYNAMIC_VLAN
28 struct full_dynamic_vlan;
29 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
31 struct hostapd_probereq_cb {
32 void (*cb)(void *ctx, const u8 *sa, const u8 *ie, size_t ie_len);
37 * struct hostapd_data - hostapd per-BSS data structure
40 struct hostapd_iface *iface;
41 struct hostapd_config *iconf;
42 struct hostapd_bss_config *conf;
43 int interface_added; /* virtual interface added for this BSS */
45 u8 own_addr[ETH_ALEN];
47 int num_sta; /* number of entries in sta_list */
48 struct sta_info *sta_list; /* STA info list head */
49 #define STA_HASH_SIZE 256
50 #define STA_HASH(sta) (sta[5])
51 struct sta_info *sta_hash[STA_HASH_SIZE];
54 * Bitfield for indicating which AIDs are allocated. Only AID values
55 * 1-2007 are used and as such, the bit at index 0 corresponds to AID
58 #define AID_WORDS ((2008 + 31) / 32)
59 u32 sta_aid[AID_WORDS];
61 const struct wpa_driver_ops *driver;
64 void *msg_ctx; /* ctx for wpa_msg() calls */
66 struct radius_client_data *radius;
67 int radius_client_reconfigured;
68 u32 acct_session_id_hi, acct_session_id_lo;
70 struct iapp_data *iapp;
72 struct hostapd_cached_radius_acl *acl_cache;
73 struct hostapd_acl_query_data *acl_queries;
75 struct wpa_authenticator *wpa_auth;
76 struct eapol_authenticator *eapol_auth;
78 struct rsn_preauth_interface *preauth_iface;
79 time_t michael_mic_failure;
80 int michael_mic_failures;
81 int tkip_countermeasures;
84 struct wpa_ctrl_dst *ctrl_dst;
87 void *eap_sim_db_priv;
88 struct radius_server_data *radius_srv;
90 int parameter_set_count;
92 #ifdef CONFIG_FULL_DYNAMIC_VLAN
93 struct full_dynamic_vlan *full_dynamic_vlan;
94 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
96 struct l2_packet_data *l2;
97 struct wps_context *wps;
101 size_t wps_beacon_ie_len;
102 u8 *wps_probe_resp_ie;
103 size_t wps_probe_resp_ie_len;
104 unsigned int ap_pin_failures;
105 struct upnp_wps_device_sm *wps_upnp;
106 #endif /* CONFIG_WPS */
108 struct hostapd_probereq_cb *probereq_cb;
109 size_t num_probereq_cb;
114 * struct hostapd_iface - hostapd per-interface data structure
116 struct hostapd_iface {
119 struct hostapd_config *conf;
122 struct hostapd_data **bss;
124 int num_ap; /* number of entries in ap_list */
125 struct ap_info *ap_list; /* AP info list head */
126 struct ap_info *ap_hash[STA_HASH_SIZE];
127 struct ap_info *ap_iter_list;
129 struct hostapd_hw_modes *hw_features;
131 struct hostapd_hw_modes *current_mode;
132 /* Rates that are currently used (i.e., filtered copy of
133 * current_mode->channels */
135 struct hostapd_rate_data *current_rates;
139 /* Number of associated Non-ERP stations (i.e., stations using 802.11b
143 /* Number of associated stations that do not support Short Slot Time */
144 int num_sta_no_short_slot_time;
146 /* Number of associated stations that do not support Short Preamble */
147 int num_sta_no_short_preamble;
149 int olbc; /* Overlapping Legacy BSS Condition */
151 /* Number of HT associated stations that do not support greenfield */
152 int num_sta_ht_no_gf;
154 /* Number of associated non-HT stations */
157 /* Number of HT associated stations 20 MHz */
158 int num_sta_ht_20mhz;
160 /* Overlapping BSS information */
164 void (*scan_cb)(struct hostapd_iface *iface);
167 int hostapd_reload_config(struct hostapd_iface *iface);
168 struct hostapd_data *
169 hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
170 struct hostapd_config *conf,
171 struct hostapd_bss_config *bss);
172 int hostapd_setup_interface(struct hostapd_iface *iface);
173 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
174 void hostapd_interface_deinit(struct hostapd_iface *iface);
175 int handle_reload_iface(struct hostapd_iface *iface, void *ctx);
176 int handle_dump_state_iface(struct hostapd_iface *iface, void *ctx);
178 int hostapd_for_each_interface(int (*cb)(struct hostapd_iface *iface,
179 void *ctx), void *ctx);
181 int hostapd_register_probereq_cb(struct hostapd_data *hapd,
182 void (*cb)(void *ctx, const u8 *sa,
183 const u8 *ie, size_t ie_len),
186 #endif /* HOSTAPD_H */