69d18ab9f2
Add transition mode SSIDs to the SSID scan-list for bgscan. This is currently missing and bgscan fails to scan for SSIDs on the OWE transition network if one is currently used. Signed-off-by: David Bauer <mail@david-bauer.net>
111 lines
4.8 KiB
C
111 lines
4.8 KiB
C
/*
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* WPA Supplicant - Scanning
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* Copyright (c) 2003-2014, 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 SCAN_H
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#define SCAN_H
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/*
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* Noise floor values to use when we have signal strength
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* measurements, but no noise floor measurements. These values were
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* measured in an office environment with many APs.
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*/
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#define DEFAULT_NOISE_FLOOR_2GHZ (-89)
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#define DEFAULT_NOISE_FLOOR_5GHZ (-92)
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#define DEFAULT_NOISE_FLOOR_6GHZ (-92)
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/*
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* Channels with a great SNR can operate at full rate. What is a great SNR?
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* This doc https://supportforums.cisco.com/docs/DOC-12954 says, "the general
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* rule of thumb is that any SNR above 20 is good." This one
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* http://www.cisco.com/en/US/tech/tk722/tk809/technologies_q_and_a_item09186a00805e9a96.shtml#qa23
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* recommends 25 as a minimum SNR for 54 Mbps data rate. The estimates used in
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* scan_est_throughput() allow even smaller SNR values for the maximum rates
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* (21 for 54 Mbps, 22 for VHT80 MCS9, 24 for HT40 and HT20 MCS7). Use 25 as a
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* somewhat conservative value here.
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*/
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#define GREAT_SNR 25
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/*
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* IEEE Sts 802.11ax-2021, 9.4.2.161 (Transmit Power Envelope element) indicates
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* no max TX power limit if Maximum Transmit Power field is 63.5 dBm.
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* The default TX power if it is not constrained by Transmit Power Envelope
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* element.
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*/
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#define TX_POWER_NO_CONSTRAINT 64
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int wpa_supplicant_enabled_networks(struct wpa_supplicant *wpa_s);
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void wpa_supplicant_req_scan(struct wpa_supplicant *wpa_s, int sec, int usec);
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int wpa_supplicant_delayed_sched_scan(struct wpa_supplicant *wpa_s,
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int sec, int usec);
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int wpa_supplicant_req_sched_scan(struct wpa_supplicant *wpa_s);
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void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s);
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void wpa_supplicant_cancel_delayed_sched_scan(struct wpa_supplicant *wpa_s);
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void wpa_supplicant_cancel_sched_scan(struct wpa_supplicant *wpa_s);
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void wpa_supplicant_notify_scanning(struct wpa_supplicant *wpa_s,
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int scanning);
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struct wpa_driver_scan_params;
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int wpa_supplicant_trigger_scan(struct wpa_supplicant *wpa_s,
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struct wpa_driver_scan_params *params,
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bool default_ies, bool next);
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struct wpa_scan_results *
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wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s,
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struct scan_info *info, int new_scan,
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const u8 *bssid);
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int wpa_supplicant_update_scan_results(struct wpa_supplicant *wpa_s,
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const u8 *bssid);
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const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie);
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const u8 * wpa_scan_get_ml_ie(const struct wpa_scan_res *res, u8 type);
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const u8 * wpa_scan_get_vendor_ie(const struct wpa_scan_res *res,
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u32 vendor_type);
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const u8 * wpa_scan_get_vendor_ie_beacon(const struct wpa_scan_res *res,
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u32 vendor_type);
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struct wpabuf * wpa_scan_get_vendor_ie_multi(const struct wpa_scan_res *res,
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u32 vendor_type);
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int wpa_supplicant_filter_bssid_match(struct wpa_supplicant *wpa_s,
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const u8 *bssid);
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void wpa_supplicant_update_scan_int(struct wpa_supplicant *wpa_s, int sec);
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void scan_only_handler(struct wpa_supplicant *wpa_s,
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struct wpa_scan_results *scan_res);
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int wpas_scan_scheduled(struct wpa_supplicant *wpa_s);
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struct wpa_driver_scan_params *
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wpa_scan_clone_params(const struct wpa_driver_scan_params *src);
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void wpa_scan_free_params(struct wpa_driver_scan_params *params);
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int wpas_start_pno(struct wpa_supplicant *wpa_s);
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int wpas_stop_pno(struct wpa_supplicant *wpa_s);
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void wpas_scan_reset_sched_scan(struct wpa_supplicant *wpa_s);
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void wpas_scan_restart_sched_scan(struct wpa_supplicant *wpa_s);
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void wpas_mac_addr_rand_scan_clear(struct wpa_supplicant *wpa_s,
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unsigned int type);
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int wpas_mac_addr_rand_scan_set(struct wpa_supplicant *wpa_s,
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unsigned int type, const u8 *addr,
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const u8 *mask);
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int wpas_mac_addr_rand_scan_get_mask(struct wpa_supplicant *wpa_s,
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unsigned int type, u8 *mask);
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int wpas_abort_ongoing_scan(struct wpa_supplicant *wpa_s);
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void scan_snr(struct wpa_scan_res *res);
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void scan_est_throughput(struct wpa_supplicant *wpa_s,
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struct wpa_scan_res *res);
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unsigned int wpas_get_est_tpt(const struct wpa_supplicant *wpa_s,
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const u8 *ies, size_t ies_len, int rate,
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int snr, int freq, enum chan_width *max_cw);
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void wpa_supplicant_set_default_scan_ies(struct wpa_supplicant *wpa_s);
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int wpa_add_scan_freqs_list(struct wpa_supplicant *wpa_s,
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enum hostapd_hw_mode band,
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struct wpa_driver_scan_params *params,
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bool is_6ghz, bool only_6ghz_psc,
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bool exclude_radar);
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int wpas_channel_width_rssi_bump(const u8 *ies, size_t ies_len,
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enum chan_width cw);
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int wpas_adjust_snr_by_chanwidth(const u8 *ies, size_t ies_len,
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enum chan_width max_cw, int snr);
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void wpa_add_owe_scan_ssid(struct wpa_supplicant *wpa_s,
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struct wpa_driver_scan_params *params,
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const struct wpa_ssid *ssid, size_t max_ssids);
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#endif /* SCAN_H */
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