2 * hostapd / Station table
3 * Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
13 #define WLAN_STA_AUTH BIT(0)
14 #define WLAN_STA_ASSOC BIT(1)
15 #define WLAN_STA_AUTHORIZED BIT(5)
16 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
17 #define WLAN_STA_SHORT_PREAMBLE BIT(7)
18 #define WLAN_STA_PREAUTH BIT(8)
19 #define WLAN_STA_WMM BIT(9)
20 #define WLAN_STA_MFP BIT(10)
21 #define WLAN_STA_HT BIT(11)
22 #define WLAN_STA_WPS BIT(12)
23 #define WLAN_STA_MAYBE_WPS BIT(13)
24 #define WLAN_STA_WDS BIT(14)
25 #define WLAN_STA_ASSOC_REQ_OK BIT(15)
26 #define WLAN_STA_WPS2 BIT(16)
27 #define WLAN_STA_GAS BIT(17)
28 #define WLAN_STA_VHT BIT(18)
29 #define WLAN_STA_WNM_SLEEP_MODE BIT(19)
30 #define WLAN_STA_VHT_OPMODE_ENABLED BIT(20)
31 #define WLAN_STA_PENDING_DISASSOC_CB BIT(29)
32 #define WLAN_STA_PENDING_DEAUTH_CB BIT(30)
33 #define WLAN_STA_NONERP BIT(31)
35 /* Maximum number of supported rates (from both Supported Rates and Extended
36 * Supported Rates IEs). */
37 #define WLAN_SUPP_RATES_MAX 32
41 struct sta_info *next; /* next entry in sta list */
42 struct sta_info *hnext; /* next entry in hash table list */
44 u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */
45 u32 flags; /* Bitfield of WLAN_STA_* */
47 u16 listen_interval; /* or beacon_int for APs */
48 u8 supported_rates[WLAN_SUPP_RATES_MAX];
49 int supported_rates_len;
50 u8 qosinfo; /* Valid when WLAN_STA_WMM is set */
52 unsigned int nonerp_set:1;
53 unsigned int no_short_slot_time_set:1;
54 unsigned int no_short_preamble_set:1;
55 unsigned int no_ht_gf_set:1;
56 unsigned int no_ht_set:1;
57 unsigned int ht_20mhz_set:1;
58 unsigned int no_p2p_set:1;
59 unsigned int qos_map_enabled:1;
60 unsigned int remediation:1;
61 unsigned int hs20_deauth_requested:1;
67 STA_NULLFUNC = 0, STA_DISASSOC, STA_DEAUTH, STA_REMOVE,
74 /* IEEE 802.1X related data */
75 struct eapol_state_machine *eapol_sm;
77 /* IEEE 802.11f (IAPP) related data */
78 struct ieee80211_mgmt *last_assoc_req;
80 u32 acct_session_id_hi;
81 u32 acct_session_id_lo;
82 struct os_reltime acct_session_start;
83 int acct_session_started;
84 int acct_terminate_cause; /* Acct-Terminate-Cause */
85 int acct_interim_interval; /* Acct-Interim-Interval */
87 unsigned long last_rx_bytes;
88 unsigned long last_tx_bytes;
89 u32 acct_input_gigawords; /* Acct-Input-Gigawords */
90 u32 acct_output_gigawords; /* Acct-Output-Gigawords */
92 u8 *challenge; /* IEEE 802.11 Shared Key Authentication Challenge */
94 struct wpa_state_machine *wpa_sm;
95 struct rsn_preauth_interface *preauth_iface;
97 struct hostapd_ssid *ssid; /* SSID selection based on (Re)AssocReq */
98 struct hostapd_ssid *ssid_probe; /* SSID selection based on ProbeReq */
101 /* PSKs from RADIUS authentication server */
102 struct hostapd_sta_wpa_psk_short *psk;
104 char *identity; /* User-Name from RADIUS */
105 char *radius_cui; /* Chargeable-User-Identity from RADIUS */
107 struct ieee80211_ht_capabilities *ht_capabilities;
108 struct ieee80211_vht_capabilities *vht_capabilities;
111 #ifdef CONFIG_IEEE80211W
112 int sa_query_count; /* number of pending SA Query requests;
113 * 0 = no SA Query in progress */
114 int sa_query_timed_out;
115 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
116 * sa_query_count octets of pending SA Query
117 * transaction identifiers */
118 struct os_reltime sa_query_start;
119 #endif /* CONFIG_IEEE80211W */
121 #ifdef CONFIG_INTERWORKING
122 #define GAS_DIALOG_MAX 8 /* Max concurrent dialog number */
123 struct gas_dialog_info *gas_dialog;
125 #endif /* CONFIG_INTERWORKING */
127 struct wpabuf *wps_ie; /* WPS IE from (Re)Association Request */
128 struct wpabuf *p2p_ie; /* P2P IE from (Re)Association Request */
129 struct wpabuf *hs20_ie; /* HS 2.0 IE from (Re)Association Request */
130 u8 remediation_method;
131 char *remediation_url; /* HS 2.0 Subscription Remediation Server URL */
132 struct wpabuf *hs20_deauth_req;
133 char *hs20_session_info_url;
134 int hs20_disassoc_timer;
136 struct os_reltime connected_time;
139 struct sae_data *sae;
140 #endif /* CONFIG_SAE */
144 /* Default value for maximum station inactivity. After AP_MAX_INACTIVITY has
145 * passed since last received frame from the station, a nullfunc data frame is
146 * sent to the station. If this frame is not acknowledged and no other frames
147 * have been received, the station will be disassociated after
148 * AP_DISASSOC_DELAY seconds. Similarly, the station will be deauthenticated
149 * after AP_DEAUTH_DELAY seconds has passed after disassociation. */
150 #define AP_MAX_INACTIVITY (5 * 60)
151 #define AP_DISASSOC_DELAY (1)
152 #define AP_DEAUTH_DELAY (1)
153 /* Number of seconds to keep STA entry with Authenticated flag after it has
154 * been disassociated. */
155 #define AP_MAX_INACTIVITY_AFTER_DISASSOC (1 * 30)
156 /* Number of seconds to keep STA entry after it has been deauthenticated. */
157 #define AP_MAX_INACTIVITY_AFTER_DEAUTH (1 * 5)
162 int ap_for_each_sta(struct hostapd_data *hapd,
163 int (*cb)(struct hostapd_data *hapd, struct sta_info *sta,
166 struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
167 struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr);
168 void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
169 void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
170 void hostapd_free_stas(struct hostapd_data *hapd);
171 void ap_handle_timer(void *eloop_ctx, void *timeout_ctx);
172 void ap_sta_replenish_timeout(struct hostapd_data *hapd, struct sta_info *sta,
173 u32 session_timeout);
174 void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta,
175 u32 session_timeout);
176 void ap_sta_no_session_timeout(struct hostapd_data *hapd,
177 struct sta_info *sta);
178 void ap_sta_session_warning_timeout(struct hostapd_data *hapd,
179 struct sta_info *sta, int warning_time);
180 struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr);
181 void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta,
183 void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta,
186 int ap_sta_wps_cancel(struct hostapd_data *hapd,
187 struct sta_info *sta, void *ctx);
188 #endif /* CONFIG_WPS */
189 int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta,
191 void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
192 void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta);
193 int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta);
194 void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta,
195 const u8 *addr, u16 reason);
197 void ap_sta_set_authorized(struct hostapd_data *hapd,
198 struct sta_info *sta, int authorized);
199 static inline int ap_sta_is_authorized(struct sta_info *sta)
201 return sta->flags & WLAN_STA_AUTHORIZED;
204 void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta);
205 void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta);
207 int ap_sta_flags_txt(u32 flags, char *buf, size_t buflen);
209 #endif /* STA_INFO_H */