1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Portions of this file
4  * Copyright (C) 2018, 2020-2021 Intel Corporation
5  */
6 #ifndef __NET_WIRELESS_NL80211_H
7 #define __NET_WIRELESS_NL80211_H
8 
9 #include "core.h"
10 
11 int nl80211_init(void);
12 void nl80211_exit(void);
13 
14 void *nl80211hdr_put(struct sk_buff *skb, u32 portid, u32 seq,
15 		     int flags, u8 cmd);
16 bool nl80211_put_sta_rate(struct sk_buff *msg, struct rate_info *info,
17 			  int attr);
18 
wdev_id(struct wireless_dev * wdev)19 static inline u64 wdev_id(struct wireless_dev *wdev)
20 {
21 	return (u64)wdev->identifier |
22 	       ((u64)wiphy_to_rdev(wdev->wiphy)->wiphy_idx << 32);
23 }
24 
25 int nl80211_parse_chandef(struct cfg80211_registered_device *rdev,
26 			  struct genl_info *info,
27 			  struct cfg80211_chan_def *chandef);
28 int nl80211_parse_random_mac(struct nlattr **attrs,
29 			     u8 *mac_addr, u8 *mac_addr_mask);
30 
31 void nl80211_notify_wiphy(struct cfg80211_registered_device *rdev,
32 			  enum nl80211_commands cmd);
33 void nl80211_notify_iface(struct cfg80211_registered_device *rdev,
34 			  struct wireless_dev *wdev,
35 			  enum nl80211_commands cmd);
36 void nl80211_send_scan_start(struct cfg80211_registered_device *rdev,
37 			     struct wireless_dev *wdev);
38 struct sk_buff *nl80211_build_scan_msg(struct cfg80211_registered_device *rdev,
39 				       struct wireless_dev *wdev, bool aborted);
40 void nl80211_send_scan_msg(struct cfg80211_registered_device *rdev,
41 			   struct sk_buff *msg);
42 void nl80211_send_sched_scan(struct cfg80211_sched_scan_request *req, u32 cmd);
43 void nl80211_common_reg_change_event(enum nl80211_commands cmd_id,
44 				     struct regulatory_request *request);
45 
46 static inline void
nl80211_send_reg_change_event(struct regulatory_request * request)47 nl80211_send_reg_change_event(struct regulatory_request *request)
48 {
49 	nl80211_common_reg_change_event(NL80211_CMD_REG_CHANGE, request);
50 }
51 
52 static inline void
nl80211_send_wiphy_reg_change_event(struct regulatory_request * request)53 nl80211_send_wiphy_reg_change_event(struct regulatory_request *request)
54 {
55 	nl80211_common_reg_change_event(NL80211_CMD_WIPHY_REG_CHANGE, request);
56 }
57 
58 void nl80211_send_rx_auth(struct cfg80211_registered_device *rdev,
59 			  struct net_device *netdev,
60 			  const u8 *buf, size_t len, gfp_t gfp);
61 void nl80211_send_rx_assoc(struct cfg80211_registered_device *rdev,
62 			   struct net_device *netdev,
63 			   const u8 *buf, size_t len, gfp_t gfp,
64 			   int uapsd_queues,
65 			   const u8 *req_ies, size_t req_ies_len);
66 void nl80211_send_deauth(struct cfg80211_registered_device *rdev,
67 			 struct net_device *netdev,
68 			 const u8 *buf, size_t len,
69 			 bool reconnect, gfp_t gfp);
70 void nl80211_send_disassoc(struct cfg80211_registered_device *rdev,
71 			   struct net_device *netdev,
72 			   const u8 *buf, size_t len,
73 			   bool reconnect, gfp_t gfp);
74 void nl80211_send_auth_timeout(struct cfg80211_registered_device *rdev,
75 			       struct net_device *netdev,
76 			       const u8 *addr, gfp_t gfp);
77 void nl80211_send_assoc_timeout(struct cfg80211_registered_device *rdev,
78 				struct net_device *netdev,
79 				const u8 *addr, gfp_t gfp);
80 void nl80211_send_connect_result(struct cfg80211_registered_device *rdev,
81 				 struct net_device *netdev,
82 				 struct cfg80211_connect_resp_params *params,
83 				 gfp_t gfp);
84 void nl80211_send_roamed(struct cfg80211_registered_device *rdev,
85 			 struct net_device *netdev,
86 			 struct cfg80211_roam_info *info, gfp_t gfp);
87 void nl80211_send_port_authorized(struct cfg80211_registered_device *rdev,
88 				  struct net_device *netdev, const u8 *bssid);
89 void nl80211_send_disconnected(struct cfg80211_registered_device *rdev,
90 			       struct net_device *netdev, u16 reason,
91 			       const u8 *ie, size_t ie_len, bool from_ap);
92 
93 void
94 nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
95 			    struct net_device *netdev, const u8 *addr,
96 			    enum nl80211_key_type key_type,
97 			    int key_id, const u8 *tsc, gfp_t gfp);
98 
99 void
100 nl80211_send_beacon_hint_event(struct wiphy *wiphy,
101 			       struct ieee80211_channel *channel_before,
102 			       struct ieee80211_channel *channel_after);
103 
104 void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
105 			     struct net_device *netdev, const u8 *bssid,
106 			     gfp_t gfp);
107 
108 int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
109 		      struct wireless_dev *wdev, u32 nlpid,
110 		      int freq, int sig_dbm,
111 		      const u8 *buf, size_t len, u32 flags, gfp_t gfp);
112 
113 void
114 nl80211_radar_notify(struct cfg80211_registered_device *rdev,
115 		     const struct cfg80211_chan_def *chandef,
116 		     enum nl80211_radar_event event,
117 		     struct net_device *netdev, gfp_t gfp);
118 
119 void nl80211_send_ap_stopped(struct wireless_dev *wdev);
120 
121 void cfg80211_rdev_free_coalesce(struct cfg80211_registered_device *rdev);
122 
123 /* peer measurement */
124 int nl80211_pmsr_start(struct sk_buff *skb, struct genl_info *info);
125 int nl80211_pmsr_dump_results(struct sk_buff *skb, struct netlink_callback *cb);
126 
127 #endif /* __NET_WIRELESS_NL80211_H */
128