hostap/hostapd/hostapd.h
Jouni Malinen fa16028d0f Add generic infrastructure for Probe Request callbacks
Instead of calling specific Probe Request handler functions, use a
generic mechanism that allows multiple callback functions to be
registered for getting notification on receive Probe Request frames.
2009-06-12 18:13:40 +03:00

185 lines
4.8 KiB
C

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