187 lines
4.8 KiB
C
187 lines
4.8 KiB
C
/*
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* hostapd / Initialization and configuration
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* Host AP kernel driver
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* Copyright (c) 2002-2008, Jouni Malinen <j@w1.fi>
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* Copyright (c) 2007-2008, Intel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#ifndef HOSTAPD_H
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#define HOSTAPD_H
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#include "common.h"
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#include "hostapd_defs.h"
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struct wpa_driver_ops;
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struct wpa_ctrl_dst;
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struct radius_server_data;
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struct upnp_wps_device_sm;
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#ifdef CONFIG_FULL_DYNAMIC_VLAN
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struct full_dynamic_vlan;
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#endif /* CONFIG_FULL_DYNAMIC_VLAN */
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struct hostapd_probereq_cb {
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void (*cb)(void *ctx, const u8 *sa, const u8 *ie, size_t ie_len);
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void *ctx;
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};
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/**
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* struct hostapd_data - hostapd per-BSS data structure
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*/
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struct hostapd_data {
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struct hostapd_iface *iface;
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struct hostapd_config *iconf;
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struct hostapd_bss_config *conf;
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int interface_added; /* virtual interface added for this BSS */
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u8 own_addr[ETH_ALEN];
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int num_sta; /* number of entries in sta_list */
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struct sta_info *sta_list; /* STA info list head */
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#define STA_HASH_SIZE 256
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#define STA_HASH(sta) (sta[5])
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struct sta_info *sta_hash[STA_HASH_SIZE];
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/*
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* Bitfield for indicating which AIDs are allocated. Only AID values
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* 1-2007 are used and as such, the bit at index 0 corresponds to AID
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* 1.
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*/
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#define AID_WORDS ((2008 + 31) / 32)
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u32 sta_aid[AID_WORDS];
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const struct wpa_driver_ops *driver;
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void *drv_priv;
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void *msg_ctx; /* ctx for wpa_msg() calls */
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struct radius_client_data *radius;
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int radius_client_reconfigured;
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u32 acct_session_id_hi, acct_session_id_lo;
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struct iapp_data *iapp;
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struct hostapd_cached_radius_acl *acl_cache;
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struct hostapd_acl_query_data *acl_queries;
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struct wpa_authenticator *wpa_auth;
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struct eapol_authenticator *eapol_auth;
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struct rsn_preauth_interface *preauth_iface;
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time_t michael_mic_failure;
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int michael_mic_failures;
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int tkip_countermeasures;
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int ctrl_sock;
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struct wpa_ctrl_dst *ctrl_dst;
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void *ssl_ctx;
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void *eap_sim_db_priv;
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struct radius_server_data *radius_srv;
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int parameter_set_count;
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#ifdef CONFIG_FULL_DYNAMIC_VLAN
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struct full_dynamic_vlan *full_dynamic_vlan;
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#endif /* CONFIG_FULL_DYNAMIC_VLAN */
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struct l2_packet_data *l2;
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struct wps_context *wps;
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#ifdef CONFIG_WPS
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u8 *wps_beacon_ie;
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size_t wps_beacon_ie_len;
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u8 *wps_probe_resp_ie;
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size_t wps_probe_resp_ie_len;
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unsigned int ap_pin_failures;
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struct upnp_wps_device_sm *wps_upnp;
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#endif /* CONFIG_WPS */
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struct hostapd_probereq_cb *probereq_cb;
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size_t num_probereq_cb;
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};
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/**
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* struct hostapd_iface - hostapd per-interface data structure
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*/
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struct hostapd_iface {
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void *owner;
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char *config_fname;
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struct hostapd_config *conf;
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size_t num_bss;
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struct hostapd_data **bss;
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int num_ap; /* number of entries in ap_list */
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struct ap_info *ap_list; /* AP info list head */
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struct ap_info *ap_hash[STA_HASH_SIZE];
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struct ap_info *ap_iter_list;
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struct hostapd_hw_modes *hw_features;
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int num_hw_features;
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struct hostapd_hw_modes *current_mode;
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/* Rates that are currently used (i.e., filtered copy of
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* current_mode->channels */
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int num_rates;
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struct hostapd_rate_data *current_rates;
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u16 hw_flags;
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/* Number of associated Non-ERP stations (i.e., stations using 802.11b
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* in 802.11g BSS) */
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int num_sta_non_erp;
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/* Number of associated stations that do not support Short Slot Time */
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int num_sta_no_short_slot_time;
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/* Number of associated stations that do not support Short Preamble */
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int num_sta_no_short_preamble;
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int olbc; /* Overlapping Legacy BSS Condition */
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/* Number of HT associated stations that do not support greenfield */
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int num_sta_ht_no_gf;
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/* Number of associated non-HT stations */
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int num_sta_no_ht;
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/* Number of HT associated stations 20 MHz */
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int num_sta_ht_20mhz;
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/* Overlapping BSS information */
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int olbc_ht;
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u16 ht_op_mode;
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void (*scan_cb)(struct hostapd_iface *iface);
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};
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int hostapd_reload_config(struct hostapd_iface *iface);
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struct hostapd_data *
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hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
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struct hostapd_config *conf,
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struct hostapd_bss_config *bss);
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int hostapd_setup_interface(struct hostapd_iface *iface);
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int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
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void hostapd_interface_deinit(struct hostapd_iface *iface);
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int handle_reload_iface(struct hostapd_iface *iface, void *ctx);
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int handle_dump_state_iface(struct hostapd_iface *iface, void *ctx);
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int hostapd_for_each_interface(int (*cb)(struct hostapd_iface *iface,
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void *ctx), void *ctx);
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int hostapd_register_probereq_cb(struct hostapd_data *hapd,
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void (*cb)(void *ctx, const u8 *sa,
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const u8 *ie, size_t ie_len),
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void *ctx);
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#endif /* HOSTAPD_H */
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