3776ac73b2
These function pointers are going to be the same for each interface so there is no need to keep them in struct hostapd_iface. Moving them to struct hapd_interfaces makes it easier to add interfaces at run time. Signed-hostap: Jouni Malinen <j@w1.fi>
290 lines
7.7 KiB
C
290 lines
7.7 KiB
C
/*
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* hostapd / Initialization and configuration
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* Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README 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/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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struct hostapd_data;
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struct sta_info;
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struct hostap_sta_driver_data;
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struct ieee80211_ht_capabilities;
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struct full_dynamic_vlan;
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enum wps_event;
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union wps_event_data;
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struct hostapd_iface;
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struct hapd_interfaces {
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int (*reload_config)(struct hostapd_iface *iface);
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struct hostapd_config * (*config_read_cb)(const char *config_fname);
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int (*ctrl_iface_init)(struct hostapd_data *hapd);
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void (*ctrl_iface_deinit)(struct hostapd_data *hapd);
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int (*for_each_interface)(struct hapd_interfaces *interfaces,
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int (*cb)(struct hostapd_iface *iface,
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void *ctx), void *ctx);
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size_t count;
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struct hostapd_iface **iface;
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};
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struct hostapd_probereq_cb {
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int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
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const u8 *ie, size_t ie_len, int ssi_signal);
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void *ctx;
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};
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#define HOSTAPD_RATE_BASIC 0x00000001
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struct hostapd_rate_data {
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int rate; /* rate in 100 kbps */
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int flags; /* HOSTAPD_RATE_ flags */
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};
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struct hostapd_frame_info {
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u32 channel;
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u32 datarate;
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int ssi_signal; /* dBm */
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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 (*new_assoc_sta_cb)(struct hostapd_data *hapd,
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struct sta_info *sta, int reassoc);
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void *msg_ctx; /* ctx for wpa_msg() calls */
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void *msg_ctx_parent; /* parent interface ctx for wpa_msg() calls */
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struct radius_client_data *radius;
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u32 acct_session_id_hi, acct_session_id_lo;
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struct radius_das_data *radius_das;
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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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/* Time Advertisement */
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u8 time_update_counter;
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struct wpabuf *time_adv;
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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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int beacon_set_done;
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struct wpabuf *wps_beacon_ie;
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struct wpabuf *wps_probe_resp_ie;
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#ifdef CONFIG_WPS
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unsigned int ap_pin_failures;
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unsigned int ap_pin_failures_consecutive;
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struct upnp_wps_device_sm *wps_upnp;
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unsigned int ap_pin_lockout_time;
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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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void (*public_action_cb)(void *ctx, const u8 *buf, size_t len,
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int freq);
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void *public_action_cb_ctx;
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int (*vendor_action_cb)(void *ctx, const u8 *buf, size_t len,
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int freq);
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void *vendor_action_cb_ctx;
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void (*wps_reg_success_cb)(void *ctx, const u8 *mac_addr,
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const u8 *uuid_e);
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void *wps_reg_success_cb_ctx;
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void (*wps_event_cb)(void *ctx, enum wps_event event,
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union wps_event_data *data);
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void *wps_event_cb_ctx;
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void (*sta_authorized_cb)(void *ctx, const u8 *mac_addr,
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int authorized, const u8 *p2p_dev_addr);
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void *sta_authorized_cb_ctx;
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void (*setup_complete_cb)(void *ctx);
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void *setup_complete_cb_ctx;
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#ifdef CONFIG_P2P
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struct p2p_data *p2p;
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struct p2p_group *p2p_group;
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struct wpabuf *p2p_beacon_ie;
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struct wpabuf *p2p_probe_resp_ie;
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/* Number of non-P2P association stations */
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int num_sta_no_p2p;
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/* Periodic NoA (used only when no non-P2P clients in the group) */
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int noa_enabled;
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int noa_start;
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int noa_duration;
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#endif /* CONFIG_P2P */
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#ifdef CONFIG_INTERWORKING
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size_t gas_frag_limit;
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#endif /* CONFIG_INTERWORKING */
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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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struct hapd_interfaces *interfaces;
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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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unsigned int drv_flags;
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/*
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* A bitmap of supported protocols for probe response offload. See
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* struct wpa_driver_capa in driver.h
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*/
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unsigned int probe_resp_offloads;
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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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int *basic_rates;
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int freq;
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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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/* hostapd.c */
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int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
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int (*cb)(struct hostapd_iface *iface,
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void *ctx), void *ctx);
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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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void hostapd_interface_free(struct hostapd_iface *iface);
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void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
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int reassoc);
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/* utils.c */
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int hostapd_register_probereq_cb(struct hostapd_data *hapd,
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int (*cb)(void *ctx, const u8 *sa,
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const u8 *da, const u8 *bssid,
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const u8 *ie, size_t ie_len,
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int ssi_signal),
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void *ctx);
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void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
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/* drv_callbacks.c (TODO: move to somewhere else?) */
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int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
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const u8 *ie, size_t ielen, int reassoc);
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void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
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void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
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int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
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const u8 *bssid, const u8 *ie, size_t ie_len,
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int ssi_signal);
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void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
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int offset);
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#endif /* HOSTAPD_H */
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