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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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#define WIPHY_IDX_INVALID -1
struct cfg80211_scan_request_int { struct cfg80211_scan_info info; bool notified; /* must be last - variable members */ struct cfg80211_scan_request req;};
struct cfg80211_registered_device { const struct cfg80211_ops *ops; struct list_head list;
/* rfkill support */ struct rfkill_ops rfkill_ops; struct work_struct rfkill_block;
/* ISO / IEC 3166 alpha2 for which this device is receiving * country IEs on, this can help disregard country IEs from APs * on the same alpha2 quickly. The alpha2 may differ from * cfg80211_regdomain's alpha2 when an intersection has occurred. * If the AP is reconfigured this can also be used to tell us if * the country on the country IE changed. */ char country_ie_alpha2[2];
/* * the driver requests the regulatory core to set this regulatory * domain as the wiphy's. Only used for %REGULATORY_WIPHY_SELF_MANAGED * devices using the regulatory_set_wiphy_regd() API */ const struct ieee80211_regdomain *requested_regd;
/* If a Country IE has been received this tells us the environment * which its telling us its in. This defaults to ENVIRON_ANY */ enum environment_cap env;
/* wiphy index, internal only */ int wiphy_idx;
/* protected by RTNL */ int devlist_generation, wdev_id; int opencount; wait_queue_head_t dev_wait;
struct list_head beacon_registrations; spinlock_t beacon_registrations_lock;
/* protected by RTNL only */ int num_running_ifaces; int num_running_monitor_ifaces; u64 cookie_counter;
/* BSSes/scanning */ spinlock_t bss_lock; struct list_head bss_list; struct rb_root bss_tree; u32 bss_generation; u32 bss_entries; struct cfg80211_scan_request_int *scan_req; /* protected by RTNL */ struct cfg80211_scan_request_int *int_scan_req; struct sk_buff *scan_msg; struct list_head sched_scan_req_list; time64_t suspend_at; struct wiphy_work scan_done_wk;
struct genl_info *cur_cmd_info;
struct work_struct conn_work; struct work_struct event_work;
struct delayed_work dfs_update_channels_wk;
struct wireless_dev *background_radar_wdev; struct cfg80211_chan_def background_radar_chandef; struct delayed_work background_cac_done_wk; struct work_struct background_cac_abort_wk;
/* netlink port which started critical protocol (0 means not started) */ u32 crit_proto_nlportid;
struct cfg80211_coalesce *coalesce;
struct work_struct destroy_work; struct wiphy_work sched_scan_stop_wk; struct work_struct sched_scan_res_wk;
struct cfg80211_chan_def radar_chandef; struct work_struct propagate_radar_detect_wk;
struct cfg80211_chan_def cac_done_chandef; struct work_struct propagate_cac_done_wk;
struct work_struct mgmt_registrations_update_wk; /* lock for all wdev lists */ spinlock_t mgmt_registrations_lock;
struct work_struct wiphy_work; struct list_head wiphy_work_list; /* protects the list above */ spinlock_t wiphy_work_lock; bool suspended;
/* must be last because of the way we do wiphy_priv(), * and it should at least be aligned to NETDEV_ALIGN */ struct wiphy wiphy __aligned(NETDEV_ALIGN);};
static inlinestruct cfg80211_registered_device *wiphy_to_rdev(struct wiphy *wiphy){ BUG_ON(!wiphy); return container_of(wiphy, struct cfg80211_registered_device, wiphy);}
static inline voidcfg80211_rdev_free_wowlan(struct cfg80211_registered_device *rdev){#ifdef CONFIG_PM int i;
if (!rdev->wiphy.wowlan_config) return; for (i = 0; i < rdev->wiphy.wowlan_config->n_patterns; i++) kfree(rdev->wiphy.wowlan_config->patterns[i].mask); kfree(rdev->wiphy.wowlan_config->patterns); if (rdev->wiphy.wowlan_config->tcp && rdev->wiphy.wowlan_config->tcp->sock) sock_release(rdev->wiphy.wowlan_config->tcp->sock); kfree(rdev->wiphy.wowlan_config->tcp); kfree(rdev->wiphy.wowlan_config->nd_config); kfree(rdev->wiphy.wowlan_config);#endif}
static inline u64 cfg80211_assign_cookie(struct cfg80211_registered_device *rdev){ u64 r = ++rdev->cookie_counter;
if (WARN_ON(r == 0)) r = ++rdev->cookie_counter;
return r;}
extern struct workqueue_struct *cfg80211_wq;extern struct list_head cfg80211_rdev_list;extern int cfg80211_rdev_list_generation;
/* This is constructed like this so it can be used in if/else */static inline int for_each_rdev_check_rtnl(void){ ASSERT_RTNL(); return 0;}#define for_each_rdev(rdev) \ if (for_each_rdev_check_rtnl()) {} else \ list_for_each_entry(rdev, &cfg80211_rdev_list, list)
enum bss_source_type { BSS_SOURCE_DIRECT = 0, BSS_SOURCE_MBSSID, BSS_SOURCE_STA_PROFILE,};
struct cfg80211_internal_bss { struct list_head list; struct list_head hidden_list; struct rb_node rbn; unsigned long ts; unsigned long refcount; atomic_t hold;
/* time at the start of the reception of the first octet of the * timestamp field of the last beacon/probe received for this BSS. * The time is the TSF of the BSS specified by %parent_bssid. */ u64 parent_tsf;
/* the BSS according to which %parent_tsf is set. This is set to * the BSS that the interface that requested the scan was connected to * when the beacon/probe was received. */ u8 parent_bssid[ETH_ALEN] __aligned(2);
enum bss_source_type bss_source;
/* must be last because of priv member */ struct cfg80211_bss pub;};
static inline struct cfg80211_internal_bss *bss_from_pub(struct cfg80211_bss *pub){ return container_of(pub, struct cfg80211_internal_bss, pub);}
static inline void cfg80211_hold_bss(struct cfg80211_internal_bss *bss){ atomic_inc(&bss->hold); if (bss->pub.transmitted_bss) { bss = container_of(bss->pub.transmitted_bss, struct cfg80211_internal_bss, pub); atomic_inc(&bss->hold); }}
static inline void cfg80211_unhold_bss(struct cfg80211_internal_bss *bss){ int r = atomic_dec_return(&bss->hold); WARN_ON(r < 0); if (bss->pub.transmitted_bss) { bss = container_of(bss->pub.transmitted_bss, struct cfg80211_internal_bss, pub); r = atomic_dec_return(&bss->hold); WARN_ON(r < 0); }}
struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx);int get_wiphy_idx(struct wiphy *wiphy);
struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx);
int cfg80211_switch_netns(struct cfg80211_registered_device *rdev, struct net *net);
void cfg80211_init_wdev(struct wireless_dev *wdev);void cfg80211_register_wdev(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);
static inline bool cfg80211_has_monitors_only(struct cfg80211_registered_device *rdev){ lockdep_assert_held(&rdev->wiphy.mtx);
return rdev->num_running_ifaces == rdev->num_running_monitor_ifaces && rdev->num_running_ifaces > 0;}
enum cfg80211_event_type { EVENT_CONNECT_RESULT, EVENT_ROAMED, EVENT_DISCONNECTED, EVENT_IBSS_JOINED, EVENT_STOPPED, EVENT_PORT_AUTHORIZED,};
struct cfg80211_event { struct list_head list; enum cfg80211_event_type type;
union { struct cfg80211_connect_resp_params cr; struct cfg80211_roam_info rm; struct { const u8 *ie; size_t ie_len; u16 reason; bool locally_generated; } dc; struct { u8 bssid[ETH_ALEN]; struct ieee80211_channel *channel; } ij; struct { u8 peer_addr[ETH_ALEN]; const u8 *td_bitmap; u8 td_bitmap_len; } pa; }; int link_id;};
struct cfg80211_cached_keys { struct key_params params[4]; u8 data[4][WLAN_KEY_LEN_WEP104]; int def;};
struct cfg80211_beacon_registration { struct list_head list; u32 nlportid;};
struct cfg80211_cqm_config { struct rcu_head rcu_head; u32 rssi_hyst; s32 last_rssi_event_value; enum nl80211_cqm_rssi_threshold_event last_rssi_event_type; bool use_range_api; int n_rssi_thresholds; s32 rssi_thresholds[] __counted_by(n_rssi_thresholds);};
void cfg80211_cqm_rssi_notify_work(struct wiphy *wiphy, struct wiphy_work *work);
void cfg80211_destroy_ifaces(struct cfg80211_registered_device *rdev);
void cfg80211_close_dependents(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);
/* free object */void cfg80211_dev_free(struct cfg80211_registered_device *rdev);
int cfg80211_dev_rename(struct cfg80211_registered_device *rdev, char *newname);
void ieee80211_set_bitrate_flags(struct wiphy *wiphy);
void cfg80211_bss_expire(struct cfg80211_registered_device *rdev);void cfg80211_bss_age(struct cfg80211_registered_device *rdev, unsigned long age_secs);void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev, unsigned int link, struct ieee80211_channel *channel);
/* IBSS */int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_ibss_params *params, struct cfg80211_cached_keys *connkeys);void cfg80211_clear_ibss(struct net_device *dev, bool nowext);int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, struct net_device *dev, bool nowext);void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, struct ieee80211_channel *channel);int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);
/* mesh */extern const struct mesh_config default_mesh_config;extern const struct mesh_setup default_mesh_setup;int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, struct net_device *dev, struct mesh_setup *setup, const struct mesh_config *conf);int cfg80211_leave_mesh(struct cfg80211_registered_device *rdev, struct net_device *dev);int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, struct cfg80211_chan_def *chandef);
/* OCB */int cfg80211_join_ocb(struct cfg80211_registered_device *rdev, struct net_device *dev, struct ocb_setup *setup);int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev, struct net_device *dev);
/* AP */int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, struct net_device *dev, int link, bool notify);
/* MLME */int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_auth_request *req);int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_assoc_request *req, struct netlink_ext_ack *extack);int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, struct net_device *dev, const u8 *bssid, const u8 *ie, int ie_len, u16 reason, bool local_state_change);int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, struct net_device *dev, const u8 *ap_addr, const u8 *ie, int ie_len, u16 reason, bool local_state_change);void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, struct net_device *dev);int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid, u16 frame_type, const u8 *match_data, int match_len, bool multicast_rx, struct netlink_ext_ack *extack);void cfg80211_mgmt_registrations_update_wk(struct work_struct *wk);void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid);void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev);int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, struct cfg80211_mgmt_tx_params *params, u64 *cookie);void cfg80211_oper_and_ht_capa(struct ieee80211_ht_cap *ht_capa, const struct ieee80211_ht_cap *ht_capa_mask);void cfg80211_oper_and_vht_capa(struct ieee80211_vht_cap *vht_capa, const struct ieee80211_vht_cap *vht_capa_mask);
/* SME events */int cfg80211_connect(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_connect_params *connect, struct cfg80211_cached_keys *connkeys, const u8 *prev_bssid);void __cfg80211_connect_result(struct net_device *dev, struct cfg80211_connect_resp_params *params, bool wextev);void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, size_t ie_len, u16 reason, bool from_ap);int cfg80211_disconnect(struct cfg80211_registered_device *rdev, struct net_device *dev, u16 reason, bool wextev);void __cfg80211_roamed(struct wireless_dev *wdev, struct cfg80211_roam_info *info);void __cfg80211_port_authorized(struct wireless_dev *wdev, const u8 *peer_addr, const u8 *td_bitmap, u8 td_bitmap_len);int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);void cfg80211_autodisconnect_wk(struct wiphy *wiphy, struct wiphy_work *work);
/* SME implementation */void cfg80211_conn_work(struct work_struct *work);void cfg80211_sme_scan_done(struct net_device *dev);bool cfg80211_sme_rx_assoc_resp(struct wireless_dev *wdev, u16 status);void cfg80211_sme_rx_auth(struct wireless_dev *wdev, const u8 *buf, size_t len);void cfg80211_sme_disassoc(struct wireless_dev *wdev);void cfg80211_sme_deauth(struct wireless_dev *wdev);void cfg80211_sme_auth_timeout(struct wireless_dev *wdev);void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev);void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev);
/* internal helpers */bool cfg80211_supported_cipher_suite(struct wiphy *wiphy, u32 cipher);bool cfg80211_valid_key_idx(struct cfg80211_registered_device *rdev, int key_idx, bool pairwise);int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, struct key_params *params, int key_idx, bool pairwise, const u8 *mac_addr);void __cfg80211_scan_done(struct wiphy *wiphy, struct wiphy_work *wk);void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool send_message);void cfg80211_add_sched_scan_req(struct cfg80211_registered_device *rdev, struct cfg80211_sched_scan_request *req);int cfg80211_sched_scan_req_possible(struct cfg80211_registered_device *rdev, bool want_multi);void cfg80211_sched_scan_results_wk(struct work_struct *work);int cfg80211_stop_sched_scan_req(struct cfg80211_registered_device *rdev, struct cfg80211_sched_scan_request *req, bool driver_initiated);int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev, u64 reqid, bool driver_initiated);void cfg80211_upload_connect_keys(struct wireless_dev *wdev);int cfg80211_change_iface(struct cfg80211_registered_device *rdev, struct net_device *dev, enum nl80211_iftype ntype, struct vif_params *params);void cfg80211_process_rdev_events(struct cfg80211_registered_device *rdev);void cfg80211_process_wiphy_works(struct cfg80211_registered_device *rdev, struct wiphy_work *end);void cfg80211_process_wdev_events(struct wireless_dev *wdev);
bool cfg80211_does_bw_fit_range(const struct ieee80211_freq_range *freq_range, u32 center_freq_khz, u32 bw_khz);
int cfg80211_scan(struct cfg80211_registered_device *rdev);
extern struct work_struct cfg80211_disconnect_work;
#define NL80211_BSS_USE_FOR_ALL (NL80211_BSS_USE_FOR_NORMAL | \ NL80211_BSS_USE_FOR_MLD_LINK)
void cfg80211_set_dfs_state(struct wiphy *wiphy, const struct cfg80211_chan_def *chandef, enum nl80211_dfs_state dfs_state);
void cfg80211_set_cac_state(struct wiphy *wiphy, const struct cfg80211_chan_def *chandef, bool cac_ongoing);
void cfg80211_dfs_channels_update_work(struct work_struct *work);
void cfg80211_sched_dfs_chan_update(struct cfg80211_registered_device *rdev);
intcfg80211_start_background_radar_detection(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, struct cfg80211_chan_def *chandef);
void cfg80211_stop_radar_detection(struct wireless_dev *wdev);void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev);
void cfg80211_background_cac_done_wk(struct work_struct *work);
void cfg80211_background_cac_abort_wk(struct work_struct *work);
bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy, struct ieee80211_channel *chan);
bool cfg80211_beaconing_iface_active(struct wireless_dev *wdev);
bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef, struct ieee80211_channel *chan, bool primary_only);bool cfg80211_wdev_on_sub_chan(struct wireless_dev *wdev, struct ieee80211_channel *chan, bool primary_only);bool _cfg80211_chandef_usable(struct wiphy *wiphy, const struct cfg80211_chan_def *chandef, u32 prohibited_flags, u32 permitting_flags);
static inline unsigned int elapsed_jiffies_msecs(unsigned long start){ unsigned long end = jiffies;
if (end >= start) return jiffies_to_msecs(end - start);
return jiffies_to_msecs(end + (ULONG_MAX - start) + 1);}
int cfg80211_set_monitor_channel(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_chan_def *chandef);
int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, const u8 *rates, unsigned int n_rates, u32 *mask);
int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, enum nl80211_iftype iftype, u32 beacon_int);
void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev, enum nl80211_iftype iftype, int num);
void cfg80211_leave_locked(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, int link_id);
void cfg80211_leave(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, int link_id);
void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);
void cfg80211_stop_nan(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);void cfg80211_stop_pd(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);
int cfg80211_nan_set_local_schedule(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, struct cfg80211_nan_local_sched *sched);
struct cfg80211_internal_bss *cfg80211_bss_update(struct cfg80211_registered_device *rdev, struct cfg80211_internal_bss *tmp, bool signal_valid, unsigned long ts);
enum ieee80211_ap_reg_powercfg80211_get_6ghz_power_type(const u8 *elems, size_t elems_len, u32 client_flags);
#ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS#define CFG80211_DEV_WARN_ON(cond) WARN_ON(cond)#else/* * Trick to enable using it as a condition, * and also not give a warning when it's * not used that way. */#define CFG80211_DEV_WARN_ON(cond) ({bool __r = (cond); __r; })#endif
void cfg80211_release_pmsr(struct wireless_dev *wdev, u32 portid);void cfg80211_pmsr_wdev_down(struct wireless_dev *wdev);void cfg80211_pmsr_free_wk(struct wiphy *wiphy, struct wiphy_work *work);
void cfg80211_remove_link(struct wireless_dev *wdev, unsigned int link_id);void cfg80211_remove_links(struct wireless_dev *wdev);int cfg80211_remove_virtual_intf(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev);void cfg80211_wdev_release_link_bsses(struct wireless_dev *wdev, u16 link_mask);
int cfg80211_assoc_ml_reconf(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_ml_reconf_req *req);
/** * struct cfg80211_colocated_ap - colocated AP information * * @list: linked list to all colocated APs * @bssid: BSSID of the reported AP * @ssid: SSID of the reported AP * @ssid_len: length of the ssid * @center_freq: frequency the reported AP is on * @unsolicited_probe: the reported AP is part of an ESS, where all the APs * that operate in the same channel as the reported AP and that might be * detected by a STA receiving this frame, are transmitting unsolicited * Probe Response frames every 20 TUs * @oct_recommended: OCT is recommended to exchange MMPDUs with the reported AP * @same_ssid: the reported AP has the same SSID as the reporting AP * @multi_bss: the reported AP is part of a multiple BSSID set * @transmitted_bssid: the reported AP is the transmitting BSSID * @colocated_ess: all the APs that share the same ESS as the reported AP are * colocated and can be discovered via legacy bands. * @short_ssid_valid: short_ssid is valid and can be used * @short_ssid: the short SSID for this SSID * @psd_20: The 20MHz PSD EIRP of the primary 20MHz channel for the reported AP */struct cfg80211_colocated_ap { struct list_head list; u8 bssid[ETH_ALEN]; u8 ssid[IEEE80211_MAX_SSID_LEN]; size_t ssid_len; u32 short_ssid; u32 center_freq; u8 unsolicited_probe:1, oct_recommended:1, same_ssid:1, multi_bss:1, transmitted_bssid:1, colocated_ess:1, short_ssid_valid:1; s8 psd_20;};
#if IS_ENABLED(CONFIG_CFG80211_KUNIT_TEST)#define EXPORT_SYMBOL_IF_CFG80211_KUNIT(sym) EXPORT_SYMBOL_IF_KUNIT(sym)#define VISIBLE_IF_CFG80211_KUNITvoid cfg80211_free_coloc_ap_list(struct list_head *coloc_ap_list);
int cfg80211_parse_colocated_ap(const struct cfg80211_bss_ies *ies, struct list_head *list);
size_t cfg80211_gen_new_ie(const u8 *ie, size_t ielen, const u8 *subie, size_t subie_len, u8 *new_ie, size_t new_ie_len);#else#define EXPORT_SYMBOL_IF_CFG80211_KUNIT(sym)#define VISIBLE_IF_CFG80211_KUNIT static#endif /* IS_ENABLED(CONFIG_CFG80211_KUNIT_TEST) */
#endif /* __NET_WIRELESS_CORE_H */