/* * hostapd / Station table * Copyright (c) 2002-2011, Jouni Malinen * * This software may be distributed under the terms of the BSD license. * See README for more details. */ #ifndef STA_INFO_H #define STA_INFO_H /* STA flags */ #define WLAN_STA_AUTH BIT(0) #define WLAN_STA_ASSOC BIT(1) #define WLAN_STA_PS BIT(2) #define WLAN_STA_TIM BIT(3) #define WLAN_STA_PERM BIT(4) #define WLAN_STA_AUTHORIZED BIT(5) #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */ #define WLAN_STA_SHORT_PREAMBLE BIT(7) #define WLAN_STA_PREAUTH BIT(8) #define WLAN_STA_WMM BIT(9) #define WLAN_STA_MFP BIT(10) #define WLAN_STA_HT BIT(11) #define WLAN_STA_WPS BIT(12) #define WLAN_STA_MAYBE_WPS BIT(13) #define WLAN_STA_WDS BIT(14) #define WLAN_STA_ASSOC_REQ_OK BIT(15) #define WLAN_STA_WPS2 BIT(16) #define WLAN_STA_GAS BIT(17) #define WLAN_STA_VHT BIT(18) #define WLAN_STA_WNM_SLEEP_MODE BIT(19) #define WLAN_STA_PENDING_DISASSOC_CB BIT(29) #define WLAN_STA_PENDING_DEAUTH_CB BIT(30) #define WLAN_STA_NONERP BIT(31) /* Maximum number of supported rates (from both Supported Rates and Extended * Supported Rates IEs). */ #define WLAN_SUPP_RATES_MAX 32 struct sta_info { struct sta_info *next; /* next entry in sta list */ struct sta_info *hnext; /* next entry in hash table list */ u8 addr[6]; u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */ u32 flags; /* Bitfield of WLAN_STA_* */ u16 capability; u16 listen_interval; /* or beacon_int for APs */ u8 supported_rates[WLAN_SUPP_RATES_MAX]; int supported_rates_len; u8 qosinfo; /* Valid when WLAN_STA_WMM is set */ unsigned int nonerp_set:1; unsigned int no_short_slot_time_set:1; unsigned int no_short_preamble_set:1; unsigned int no_ht_gf_set:1; unsigned int no_ht_set:1; unsigned int ht_20mhz_set:1; unsigned int no_p2p_set:1; unsigned int qos_map_enabled:1; u16 auth_alg; u8 previous_ap[6]; enum { STA_NULLFUNC = 0, STA_DISASSOC, STA_DEAUTH, STA_REMOVE, STA_DISASSOC_FROM_CLI } timeout_next; u16 deauth_reason; u16 disassoc_reason; /* IEEE 802.1X related data */ struct eapol_state_machine *eapol_sm; /* IEEE 802.11f (IAPP) related data */ struct ieee80211_mgmt *last_assoc_req; u32 acct_session_id_hi; u32 acct_session_id_lo; struct os_reltime acct_session_start; int acct_session_started; int acct_terminate_cause; /* Acct-Terminate-Cause */ int acct_interim_interval; /* Acct-Interim-Interval */ unsigned long last_rx_bytes; unsigned long last_tx_bytes; u32 acct_input_gigawords; /* Acct-Input-Gigawords */ u32 acct_output_gigawords; /* Acct-Output-Gigawords */ u8 *challenge; /* IEEE 802.11 Shared Key Authentication Challenge */ struct wpa_state_machine *wpa_sm; struct rsn_preauth_interface *preauth_iface; struct hostapd_ssid *ssid; /* SSID selection based on (Re)AssocReq */ struct hostapd_ssid *ssid_probe; /* SSID selection based on ProbeReq */ int vlan_id; /* PSKs from RADIUS authentication server */ struct hostapd_sta_wpa_psk_short *psk; char *identity; /* User-Name from RADIUS */ char *radius_cui; /* Chargeable-User-Identity from RADIUS */ struct ieee80211_ht_capabilities *ht_capabilities; struct ieee80211_vht_capabilities *vht_capabilities; #ifdef CONFIG_IEEE80211W int sa_query_count; /* number of pending SA Query requests; * 0 = no SA Query in progress */ int sa_query_timed_out; u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN * * sa_query_count octets of pending SA Query * transaction identifiers */ struct os_reltime sa_query_start; #endif /* CONFIG_IEEE80211W */ #ifdef CONFIG_INTERWORKING #define GAS_DIALOG_MAX 8 /* Max concurrent dialog number */ struct gas_dialog_info *gas_dialog; u8 gas_dialog_next; #endif /* CONFIG_INTERWORKING */ struct wpabuf *wps_ie; /* WPS IE from (Re)Association Request */ struct wpabuf *p2p_ie; /* P2P IE from (Re)Association Request */ struct wpabuf *hs20_ie; /* HS 2.0 IE from (Re)Association Request */ struct os_reltime connected_time; #ifdef CONFIG_SAE struct sae_data *sae; #endif /* CONFIG_SAE */ }; /* Default value for maximum station inactivity. After AP_MAX_INACTIVITY has * passed since last received frame from the station, a nullfunc data frame is * sent to the station. If this frame is not acknowledged and no other frames * have been received, the station will be disassociated after * AP_DISASSOC_DELAY seconds. Similarly, the station will be deauthenticated * after AP_DEAUTH_DELAY seconds has passed after disassociation. */ #define AP_MAX_INACTIVITY (5 * 60) #define AP_DISASSOC_DELAY (1) #define AP_DEAUTH_DELAY (1) /* Number of seconds to keep STA entry with Authenticated flag after it has * been disassociated. */ #define AP_MAX_INACTIVITY_AFTER_DISASSOC (1 * 30) /* Number of seconds to keep STA entry after it has been deauthenticated. */ #define AP_MAX_INACTIVITY_AFTER_DEAUTH (1 * 5) struct hostapd_data; int ap_for_each_sta(struct hostapd_data *hapd, int (*cb)(struct hostapd_data *hapd, struct sta_info *sta, void *ctx), void *ctx); struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta); struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr); void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta); void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta); void hostapd_free_stas(struct hostapd_data *hapd); void ap_handle_timer(void *eloop_ctx, void *timeout_ctx); void ap_sta_replenish_timeout(struct hostapd_data *hapd, struct sta_info *sta, u32 session_timeout); void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta, u32 session_timeout); void ap_sta_no_session_timeout(struct hostapd_data *hapd, struct sta_info *sta); struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr); void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta, u16 reason); void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta, u16 reason); #ifdef CONFIG_WPS int ap_sta_wps_cancel(struct hostapd_data *hapd, struct sta_info *sta, void *ctx); #endif /* CONFIG_WPS */ int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta, int old_vlanid); void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta); void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta); int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta); void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta, const u8 *addr, u16 reason); void ap_sta_set_authorized(struct hostapd_data *hapd, struct sta_info *sta, int authorized); static inline int ap_sta_is_authorized(struct sta_info *sta) { return sta->flags & WLAN_STA_AUTHORIZED; } void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta); void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta); #endif /* STA_INFO_H */