/* * hostapd / Station table * Copyright (c) 2002-2017, 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_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]; u32 flags; /* Bitfield of WLAN_STA_* */ /* IEEE 802.1X related data */ struct eapol_state_machine *eapol_sm; struct wpa_state_machine *wpa_sm; char *identity; /* User-Name from RADIUS */ u16 auth_alg; #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 */ #ifdef ESP_SUPPLICANT #ifdef CONFIG_SAE void *lock; struct sae_data *sae; bool sae_commit_processing; /* halt queuing commit while we are * processing commit for that station */ bool remove_pending; /* Flag to indicate to free station when * whose mutex is taken by task */ #endif /* CONFIG_SAE */ #endif /* ESP_SUPPLICANT */ }; /* 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); 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_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); void ap_sta_clear_disconnect_timeouts(struct hostapd_data *hapd, struct sta_info *sta); int ap_sta_flags_txt(u32 flags, char *buf, size_t buflen); void ap_sta_delayed_1x_auth_fail_disconnect(struct hostapd_data *hapd, struct sta_info *sta); int ap_sta_pending_delayed_1x_auth_fail_disconnect(struct hostapd_data *hapd, struct sta_info *sta); int ap_sta_re_add(struct hostapd_data *hapd, struct sta_info *sta); void ap_free_sta_pasn(struct hostapd_data *hapd, struct sta_info *sta); #endif /* STA_INFO_H */