1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Wireless configuration interface internals. 4 * 5 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> 6 * Copyright (C) 2018-2024 Intel Corporation 7 */ 8#ifndef __NET_WIRELESS_CORE_H 9#define __NET_WIRELESS_CORE_H 10#include <linux/list.h> 11#include <linux/netdevice.h> 12#include <linux/rbtree.h> 13#include <linux/debugfs.h> 14#include <linux/rfkill.h> 15#include <linux/workqueue.h> 16#include <linux/rtnetlink.h> 17#include <net/genetlink.h> 18#include <net/cfg80211.h> 19#include "reg.h" 20 21 22#define WIPHY_IDX_INVALID -1 23 24struct cfg80211_registered_device { 25 const struct cfg80211_ops *ops; 26 struct list_head list; 27 28 /* rfkill support */ 29 struct rfkill_ops rfkill_ops; 30 struct work_struct rfkill_block; 31 32 /* ISO / IEC 3166 alpha2 for which this device is receiving 33 * country IEs on, this can help disregard country IEs from APs 34 * on the same alpha2 quickly. The alpha2 may differ from 35 * cfg80211_regdomain's alpha2 when an intersection has occurred. 36 * If the AP is reconfigured this can also be used to tell us if 37 * the country on the country IE changed. */ 38 char country_ie_alpha2[2]; 39 40 /* 41 * the driver requests the regulatory core to set this regulatory 42 * domain as the wiphy's. Only used for %REGULATORY_WIPHY_SELF_MANAGED 43 * devices using the regulatory_set_wiphy_regd() API 44 */ 45 const struct ieee80211_regdomain *requested_regd; 46 47 /* If a Country IE has been received this tells us the environment 48 * which its telling us its in. This defaults to ENVIRON_ANY */ 49 enum environment_cap env; 50 51 /* wiphy index, internal only */ 52 int wiphy_idx; 53 54 /* protected by RTNL */ 55 int devlist_generation, wdev_id; 56 int opencount; 57 wait_queue_head_t dev_wait; 58 59 struct list_head beacon_registrations; 60 spinlock_t beacon_registrations_lock; 61 62 /* protected by RTNL only */ 63 int num_running_ifaces; 64 int num_running_monitor_ifaces; 65 u64 cookie_counter; 66 67 /* BSSes/scanning */ 68 spinlock_t bss_lock; 69 struct list_head bss_list; 70 struct rb_root bss_tree; 71 u32 bss_generation; 72 u32 bss_entries; 73 struct cfg80211_scan_request *scan_req; /* protected by RTNL */ 74 struct cfg80211_scan_request *int_scan_req; 75 struct sk_buff *scan_msg; 76 struct list_head sched_scan_req_list; 77 time64_t suspend_at; 78 struct wiphy_work scan_done_wk; 79 80 struct genl_info *cur_cmd_info; 81 82 struct work_struct conn_work; 83 struct work_struct event_work; 84 85 struct delayed_work dfs_update_channels_wk; 86 87 struct wireless_dev *background_radar_wdev; 88 struct cfg80211_chan_def background_radar_chandef; 89 struct delayed_work background_cac_done_wk; 90 struct work_struct background_cac_abort_wk; 91 92 /* netlink port which started critical protocol (0 means not started) */ 93 u32 crit_proto_nlportid; 94 95 struct cfg80211_coalesce *coalesce; 96 97 struct work_struct destroy_work; 98 struct wiphy_work sched_scan_stop_wk; 99 struct work_struct sched_scan_res_wk; 100 101 struct cfg80211_chan_def radar_chandef; 102 struct work_struct propagate_radar_detect_wk; 103 104 struct cfg80211_chan_def cac_done_chandef; 105 struct work_struct propagate_cac_done_wk; 106 107 struct work_struct mgmt_registrations_update_wk; 108 /* lock for all wdev lists */ 109 spinlock_t mgmt_registrations_lock; 110 111 struct work_struct wiphy_work; 112 struct list_head wiphy_work_list; 113 /* protects the list above */ 114 spinlock_t wiphy_work_lock; 115 bool suspended; 116 117 /* must be last because of the way we do wiphy_priv(), 118 * and it should at least be aligned to NETDEV_ALIGN */ 119 struct wiphy wiphy __aligned(NETDEV_ALIGN); 120}; 121 122static inline 123struct cfg80211_registered_device *wiphy_to_rdev(struct wiphy *wiphy) 124{ 125 BUG_ON(!wiphy); 126 return container_of(wiphy, struct cfg80211_registered_device, wiphy); 127} 128 129static inline void 130cfg80211_rdev_free_wowlan(struct cfg80211_registered_device *rdev) 131{ 132#ifdef CONFIG_PM 133 int i; 134 135 if (!rdev->wiphy.wowlan_config) 136 return; 137 for (i = 0; i < rdev->wiphy.wowlan_config->n_patterns; i++) 138 kfree(rdev->wiphy.wowlan_config->patterns[i].mask); 139 kfree(rdev->wiphy.wowlan_config->patterns); 140 if (rdev->wiphy.wowlan_config->tcp && 141 rdev->wiphy.wowlan_config->tcp->sock) 142 sock_release(rdev->wiphy.wowlan_config->tcp->sock); 143 kfree(rdev->wiphy.wowlan_config->tcp); 144 kfree(rdev->wiphy.wowlan_config->nd_config); 145 kfree(rdev->wiphy.wowlan_config); 146#endif 147} 148 149static inline u64 cfg80211_assign_cookie(struct cfg80211_registered_device *rdev) 150{ 151 u64 r = ++rdev->cookie_counter; 152 153 if (WARN_ON(r == 0)) 154 r = ++rdev->cookie_counter; 155 156 return r; 157} 158 159extern struct workqueue_struct *cfg80211_wq; 160extern struct list_head cfg80211_rdev_list; 161extern int cfg80211_rdev_list_generation; 162 163/* This is constructed like this so it can be used in if/else */ 164static inline int for_each_rdev_check_rtnl(void) 165{ 166 ASSERT_RTNL(); 167 return 0; 168} 169#define for_each_rdev(rdev) \ 170 if (for_each_rdev_check_rtnl()) {} else \ 171 list_for_each_entry(rdev, &cfg80211_rdev_list, list) 172 173struct cfg80211_internal_bss { 174 struct list_head list; 175 struct list_head hidden_list; 176 struct rb_node rbn; 177 u64 ts_boottime; 178 unsigned long ts; 179 unsigned long refcount; 180 atomic_t hold; 181 182 /* time at the start of the reception of the first octet of the 183 * timestamp field of the last beacon/probe received for this BSS. 184 * The time is the TSF of the BSS specified by %parent_bssid. 185 */ 186 u64 parent_tsf; 187 188 /* the BSS according to which %parent_tsf is set. This is set to 189 * the BSS that the interface that requested the scan was connected to 190 * when the beacon/probe was received. 191 */ 192 u8 parent_bssid[ETH_ALEN] __aligned(2); 193 194 /* must be last because of priv member */ 195 struct cfg80211_bss pub; 196}; 197 198static inline struct cfg80211_internal_bss *bss_from_pub(struct cfg80211_bss *pub) 199{ 200 return container_of(pub, struct cfg80211_internal_bss, pub); 201} 202 203static inline void cfg80211_hold_bss(struct cfg80211_internal_bss *bss) 204{ 205 atomic_inc(&bss->hold); 206 if (bss->pub.transmitted_bss) { 207 bss = container_of(bss->pub.transmitted_bss, 208 struct cfg80211_internal_bss, pub); 209 atomic_inc(&bss->hold); 210 } 211} 212 213static inline void cfg80211_unhold_bss(struct cfg80211_internal_bss *bss) 214{ 215 int r = atomic_dec_return(&bss->hold); 216 WARN_ON(r < 0); 217 if (bss->pub.transmitted_bss) { 218 bss = container_of(bss->pub.transmitted_bss, 219 struct cfg80211_internal_bss, pub); 220 r = atomic_dec_return(&bss->hold); 221 WARN_ON(r < 0); 222 } 223} 224 225 226struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx); 227int get_wiphy_idx(struct wiphy *wiphy); 228 229struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx); 230 231int cfg80211_switch_netns(struct cfg80211_registered_device *rdev, 232 struct net *net); 233 234void cfg80211_init_wdev(struct wireless_dev *wdev); 235void cfg80211_register_wdev(struct cfg80211_registered_device *rdev, 236 struct wireless_dev *wdev); 237 238static inline bool cfg80211_has_monitors_only(struct cfg80211_registered_device *rdev) 239{ 240 lockdep_assert_held(&rdev->wiphy.mtx); 241 242 return rdev->num_running_ifaces == rdev->num_running_monitor_ifaces && 243 rdev->num_running_ifaces > 0; 244} 245 246enum cfg80211_event_type { 247 EVENT_CONNECT_RESULT, 248 EVENT_ROAMED, 249 EVENT_DISCONNECTED, 250 EVENT_IBSS_JOINED, 251 EVENT_STOPPED, 252 EVENT_PORT_AUTHORIZED, 253}; 254 255struct cfg80211_event { 256 struct list_head list; 257 enum cfg80211_event_type type; 258 259 union { 260 struct cfg80211_connect_resp_params cr; 261 struct cfg80211_roam_info rm; 262 struct { 263 const u8 *ie; 264 size_t ie_len; 265 u16 reason; 266 bool locally_generated; 267 } dc; 268 struct { 269 u8 bssid[ETH_ALEN]; 270 struct ieee80211_channel *channel; 271 } ij; 272 struct { 273 u8 peer_addr[ETH_ALEN]; 274 const u8 *td_bitmap; 275 u8 td_bitmap_len; 276 } pa; 277 }; 278}; 279 280struct cfg80211_cached_keys { 281 struct key_params params[4]; 282 u8 data[4][WLAN_KEY_LEN_WEP104]; 283 int def; 284}; 285 286struct cfg80211_beacon_registration { 287 struct list_head list; 288 u32 nlportid; 289}; 290 291struct cfg80211_cqm_config { 292 struct rcu_head rcu_head; 293 u32 rssi_hyst; 294 s32 last_rssi_event_value; 295 enum nl80211_cqm_rssi_threshold_event last_rssi_event_type; 296 bool use_range_api; 297 int n_rssi_thresholds; 298 s32 rssi_thresholds[] __counted_by(n_rssi_thresholds); 299}; 300 301void cfg80211_cqm_rssi_notify_work(struct wiphy *wiphy, 302 struct wiphy_work *work); 303 304void cfg80211_destroy_ifaces(struct cfg80211_registered_device *rdev); 305 306/* free object */ 307void cfg80211_dev_free(struct cfg80211_registered_device *rdev); 308 309int cfg80211_dev_rename(struct cfg80211_registered_device *rdev, 310 char *newname); 311 312void ieee80211_set_bitrate_flags(struct wiphy *wiphy); 313 314void cfg80211_bss_expire(struct cfg80211_registered_device *rdev); 315void cfg80211_bss_age(struct cfg80211_registered_device *rdev, 316 unsigned long age_secs); 317void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev, 318 unsigned int link, 319 struct ieee80211_channel *channel); 320 321/* IBSS */ 322int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, 323 struct net_device *dev, 324 struct cfg80211_ibss_params *params, 325 struct cfg80211_cached_keys *connkeys); 326void cfg80211_clear_ibss(struct net_device *dev, bool nowext); 327int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, 328 struct net_device *dev, bool nowext); 329void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, 330 struct ieee80211_channel *channel); 331int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, 332 struct wireless_dev *wdev); 333 334/* mesh */ 335extern const struct mesh_config default_mesh_config; 336extern const struct mesh_setup default_mesh_setup; 337int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, 338 struct net_device *dev, 339 struct mesh_setup *setup, 340 const struct mesh_config *conf); 341int cfg80211_leave_mesh(struct cfg80211_registered_device *rdev, 342 struct net_device *dev); 343int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev, 344 struct wireless_dev *wdev, 345 struct cfg80211_chan_def *chandef); 346 347/* OCB */ 348int cfg80211_join_ocb(struct cfg80211_registered_device *rdev, 349 struct net_device *dev, 350 struct ocb_setup *setup); 351int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev, 352 struct net_device *dev); 353 354/* AP */ 355int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, 356 struct net_device *dev, int link, 357 bool notify); 358 359/* MLME */ 360int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, 361 struct net_device *dev, 362 struct cfg80211_auth_request *req); 363int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, 364 struct net_device *dev, 365 struct cfg80211_assoc_request *req, 366 struct netlink_ext_ack *extack); 367int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, 368 struct net_device *dev, const u8 *bssid, 369 const u8 *ie, int ie_len, u16 reason, 370 bool local_state_change); 371int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, 372 struct net_device *dev, const u8 *ap_addr, 373 const u8 *ie, int ie_len, u16 reason, 374 bool local_state_change); 375void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, 376 struct net_device *dev); 377int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid, 378 u16 frame_type, const u8 *match_data, 379 int match_len, bool multicast_rx, 380 struct netlink_ext_ack *extack); 381void cfg80211_mgmt_registrations_update_wk(struct work_struct *wk); 382void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid); 383void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev); 384int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, 385 struct wireless_dev *wdev, 386 struct cfg80211_mgmt_tx_params *params, 387 u64 *cookie); 388void cfg80211_oper_and_ht_capa(struct ieee80211_ht_cap *ht_capa, 389 const struct ieee80211_ht_cap *ht_capa_mask); 390void cfg80211_oper_and_vht_capa(struct ieee80211_vht_cap *vht_capa, 391 const struct ieee80211_vht_cap *vht_capa_mask); 392 393/* SME events */ 394int cfg80211_connect(struct cfg80211_registered_device *rdev, 395 struct net_device *dev, 396 struct cfg80211_connect_params *connect, 397 struct cfg80211_cached_keys *connkeys, 398 const u8 *prev_bssid); 399void __cfg80211_connect_result(struct net_device *dev, 400 struct cfg80211_connect_resp_params *params, 401 bool wextev); 402void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, 403 size_t ie_len, u16 reason, bool from_ap); 404int cfg80211_disconnect(struct cfg80211_registered_device *rdev, 405 struct net_device *dev, u16 reason, 406 bool wextev); 407void __cfg80211_roamed(struct wireless_dev *wdev, 408 struct cfg80211_roam_info *info); 409void __cfg80211_port_authorized(struct wireless_dev *wdev, const u8 *peer_addr, 410 const u8 *td_bitmap, u8 td_bitmap_len); 411int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, 412 struct wireless_dev *wdev); 413void cfg80211_autodisconnect_wk(struct work_struct *work); 414 415/* SME implementation */ 416void cfg80211_conn_work(struct work_struct *work); 417void cfg80211_sme_scan_done(struct net_device *dev); 418bool cfg80211_sme_rx_assoc_resp(struct wireless_dev *wdev, u16 status); 419void cfg80211_sme_rx_auth(struct wireless_dev *wdev, const u8 *buf, size_t len); 420void cfg80211_sme_disassoc(struct wireless_dev *wdev); 421void cfg80211_sme_deauth(struct wireless_dev *wdev); 422void cfg80211_sme_auth_timeout(struct wireless_dev *wdev); 423void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev); 424void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev); 425 426/* internal helpers */ 427bool cfg80211_supported_cipher_suite(struct wiphy *wiphy, u32 cipher); 428bool cfg80211_valid_key_idx(struct cfg80211_registered_device *rdev, 429 int key_idx, bool pairwise); 430int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev, 431 struct key_params *params, int key_idx, 432 bool pairwise, const u8 *mac_addr); 433void __cfg80211_scan_done(struct wiphy *wiphy, struct wiphy_work *wk); 434void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, 435 bool send_message); 436void cfg80211_add_sched_scan_req(struct cfg80211_registered_device *rdev, 437 struct cfg80211_sched_scan_request *req); 438int cfg80211_sched_scan_req_possible(struct cfg80211_registered_device *rdev, 439 bool want_multi); 440void cfg80211_sched_scan_results_wk(struct work_struct *work); 441int cfg80211_stop_sched_scan_req(struct cfg80211_registered_device *rdev, 442 struct cfg80211_sched_scan_request *req, 443 bool driver_initiated); 444int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev, 445 u64 reqid, bool driver_initiated); 446void cfg80211_upload_connect_keys(struct wireless_dev *wdev); 447int cfg80211_change_iface(struct cfg80211_registered_device *rdev, 448 struct net_device *dev, enum nl80211_iftype ntype, 449 struct vif_params *params); 450void cfg80211_process_rdev_events(struct cfg80211_registered_device *rdev); 451void cfg80211_process_wiphy_works(struct cfg80211_registered_device *rdev, 452 struct wiphy_work *end); 453void cfg80211_process_wdev_events(struct wireless_dev *wdev); 454 455bool cfg80211_does_bw_fit_range(const struct ieee80211_freq_range *freq_range, 456 u32 center_freq_khz, u32 bw_khz); 457 458int cfg80211_scan(struct cfg80211_registered_device *rdev); 459 460extern struct work_struct cfg80211_disconnect_work; 461 462#define NL80211_BSS_USE_FOR_ALL (NL80211_BSS_USE_FOR_NORMAL | \ 463 NL80211_BSS_USE_FOR_MLD_LINK) 464 465void cfg80211_set_dfs_state(struct wiphy *wiphy, 466 const struct cfg80211_chan_def *chandef, 467 enum nl80211_dfs_state dfs_state); 468 469void cfg80211_dfs_channels_update_work(struct work_struct *work); 470 471void cfg80211_sched_dfs_chan_update(struct cfg80211_registered_device *rdev); 472 473int 474cfg80211_start_background_radar_detection(struct cfg80211_registered_device *rdev, 475 struct wireless_dev *wdev, 476 struct cfg80211_chan_def *chandef); 477 478void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev); 479 480void cfg80211_background_cac_done_wk(struct work_struct *work); 481 482void cfg80211_background_cac_abort_wk(struct work_struct *work); 483 484bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy, 485 struct ieee80211_channel *chan); 486 487bool cfg80211_beaconing_iface_active(struct wireless_dev *wdev); 488 489bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef, 490 struct ieee80211_channel *chan, 491 bool primary_only); 492bool cfg80211_wdev_on_sub_chan(struct wireless_dev *wdev, 493 struct ieee80211_channel *chan, 494 bool primary_only); 495bool _cfg80211_chandef_usable(struct wiphy *wiphy, 496 const struct cfg80211_chan_def *chandef, 497 u32 prohibited_flags, bool monitor); 498 499static inline unsigned int elapsed_jiffies_msecs(unsigned long start) 500{ 501 unsigned long end = jiffies; 502 503 if (end >= start) 504 return jiffies_to_msecs(end - start); 505 506 return jiffies_to_msecs(end + (ULONG_MAX - start) + 1); 507} 508 509int cfg80211_set_monitor_channel(struct cfg80211_registered_device *rdev, 510 struct cfg80211_chan_def *chandef); 511 512int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, 513 const u8 *rates, unsigned int n_rates, 514 u32 *mask); 515 516int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, 517 enum nl80211_iftype iftype, u32 beacon_int); 518 519void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev, 520 enum nl80211_iftype iftype, int num); 521 522void cfg80211_leave(struct cfg80211_registered_device *rdev, 523 struct wireless_dev *wdev); 524 525void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev, 526 struct wireless_dev *wdev); 527 528void cfg80211_stop_nan(struct cfg80211_registered_device *rdev, 529 struct wireless_dev *wdev); 530 531struct cfg80211_internal_bss * 532cfg80211_bss_update(struct cfg80211_registered_device *rdev, 533 struct cfg80211_internal_bss *tmp, 534 bool signal_valid, unsigned long ts); 535#ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS 536#define CFG80211_DEV_WARN_ON(cond) WARN_ON(cond) 537#else 538/* 539 * Trick to enable using it as a condition, 540 * and also not give a warning when it's 541 * not used that way. 542 */ 543#define CFG80211_DEV_WARN_ON(cond) ({bool __r = (cond); __r; }) 544#endif 545 546void cfg80211_release_pmsr(struct wireless_dev *wdev, u32 portid); 547void cfg80211_pmsr_wdev_down(struct wireless_dev *wdev); 548void cfg80211_pmsr_free_wk(struct work_struct *work); 549 550void cfg80211_remove_link(struct wireless_dev *wdev, unsigned int link_id); 551void cfg80211_remove_links(struct wireless_dev *wdev); 552int cfg80211_remove_virtual_intf(struct cfg80211_registered_device *rdev, 553 struct wireless_dev *wdev); 554void cfg80211_wdev_release_link_bsses(struct wireless_dev *wdev, u16 link_mask); 555 556/** 557 * struct cfg80211_colocated_ap - colocated AP information 558 * 559 * @list: linked list to all colocated APs 560 * @bssid: BSSID of the reported AP 561 * @ssid: SSID of the reported AP 562 * @ssid_len: length of the ssid 563 * @center_freq: frequency the reported AP is on 564 * @unsolicited_probe: the reported AP is part of an ESS, where all the APs 565 * that operate in the same channel as the reported AP and that might be 566 * detected by a STA receiving this frame, are transmitting unsolicited 567 * Probe Response frames every 20 TUs 568 * @oct_recommended: OCT is recommended to exchange MMPDUs with the reported AP 569 * @same_ssid: the reported AP has the same SSID as the reporting AP 570 * @multi_bss: the reported AP is part of a multiple BSSID set 571 * @transmitted_bssid: the reported AP is the transmitting BSSID 572 * @colocated_ess: all the APs that share the same ESS as the reported AP are 573 * colocated and can be discovered via legacy bands. 574 * @short_ssid_valid: short_ssid is valid and can be used 575 * @short_ssid: the short SSID for this SSID 576 * @psd_20: The 20MHz PSD EIRP of the primary 20MHz channel for the reported AP 577 */ 578struct cfg80211_colocated_ap { 579 struct list_head list; 580 u8 bssid[ETH_ALEN]; 581 u8 ssid[IEEE80211_MAX_SSID_LEN]; 582 size_t ssid_len; 583 u32 short_ssid; 584 u32 center_freq; 585 u8 unsolicited_probe:1, 586 oct_recommended:1, 587 same_ssid:1, 588 multi_bss:1, 589 transmitted_bssid:1, 590 colocated_ess:1, 591 short_ssid_valid:1; 592 s8 psd_20; 593}; 594 595#if IS_ENABLED(CONFIG_CFG80211_KUNIT_TEST) 596#define EXPORT_SYMBOL_IF_CFG80211_KUNIT(sym) EXPORT_SYMBOL_IF_KUNIT(sym) 597#define VISIBLE_IF_CFG80211_KUNIT 598void cfg80211_free_coloc_ap_list(struct list_head *coloc_ap_list); 599 600int cfg80211_parse_colocated_ap(const struct cfg80211_bss_ies *ies, 601 struct list_head *list); 602 603size_t cfg80211_gen_new_ie(const u8 *ie, size_t ielen, 604 const u8 *subie, size_t subie_len, 605 u8 *new_ie, size_t new_ie_len); 606#else 607#define EXPORT_SYMBOL_IF_CFG80211_KUNIT(sym) 608#define VISIBLE_IF_CFG80211_KUNIT static 609#endif /* IS_ENABLED(CONFIG_CFG80211_KUNIT_TEST) */ 610 611#endif /* __NET_WIRELESS_CORE_H */ 612