xref: /linux/net/wireless/nl80211.h (revision 63307d015b91e626c97bb82e88054af3d0b74643)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Portions of this file
4  * Copyright (C) 2018 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 extern const struct nla_policy nl80211_policy[NUM_NL80211_ATTR];
15 
16 void *nl80211hdr_put(struct sk_buff *skb, u32 portid, u32 seq,
17 		     int flags, u8 cmd);
18 bool nl80211_put_sta_rate(struct sk_buff *msg, struct rate_info *info,
19 			  int attr);
20 
21 static inline u64 wdev_id(struct wireless_dev *wdev)
22 {
23 	return (u64)wdev->identifier |
24 	       ((u64)wiphy_to_rdev(wdev->wiphy)->wiphy_idx << 32);
25 }
26 
27 int nl80211_prepare_wdev_dump(struct netlink_callback *cb,
28 			      struct cfg80211_registered_device **rdev,
29 			      struct wireless_dev **wdev);
30 
31 int nl80211_parse_chandef(struct cfg80211_registered_device *rdev,
32 			  struct genl_info *info,
33 			  struct cfg80211_chan_def *chandef);
34 int nl80211_parse_random_mac(struct nlattr **attrs,
35 			     u8 *mac_addr, u8 *mac_addr_mask);
36 
37 void nl80211_notify_wiphy(struct cfg80211_registered_device *rdev,
38 			  enum nl80211_commands cmd);
39 void nl80211_notify_iface(struct cfg80211_registered_device *rdev,
40 			  struct wireless_dev *wdev,
41 			  enum nl80211_commands cmd);
42 void nl80211_send_scan_start(struct cfg80211_registered_device *rdev,
43 			     struct wireless_dev *wdev);
44 struct sk_buff *nl80211_build_scan_msg(struct cfg80211_registered_device *rdev,
45 				       struct wireless_dev *wdev, bool aborted);
46 void nl80211_send_scan_msg(struct cfg80211_registered_device *rdev,
47 			   struct sk_buff *msg);
48 void nl80211_send_sched_scan(struct cfg80211_sched_scan_request *req, u32 cmd);
49 void nl80211_common_reg_change_event(enum nl80211_commands cmd_id,
50 				     struct regulatory_request *request);
51 
52 static inline void
53 nl80211_send_reg_change_event(struct regulatory_request *request)
54 {
55 	nl80211_common_reg_change_event(NL80211_CMD_REG_CHANGE, request);
56 }
57 
58 static inline void
59 nl80211_send_wiphy_reg_change_event(struct regulatory_request *request)
60 {
61 	nl80211_common_reg_change_event(NL80211_CMD_WIPHY_REG_CHANGE, request);
62 }
63 
64 void nl80211_send_rx_auth(struct cfg80211_registered_device *rdev,
65 			  struct net_device *netdev,
66 			  const u8 *buf, size_t len, gfp_t gfp);
67 void nl80211_send_rx_assoc(struct cfg80211_registered_device *rdev,
68 			   struct net_device *netdev,
69 			   const u8 *buf, size_t len, gfp_t gfp,
70 			   int uapsd_queues,
71 			   const u8 *req_ies, size_t req_ies_len);
72 void nl80211_send_deauth(struct cfg80211_registered_device *rdev,
73 			 struct net_device *netdev,
74 			 const u8 *buf, size_t len, gfp_t gfp);
75 void nl80211_send_disassoc(struct cfg80211_registered_device *rdev,
76 			   struct net_device *netdev,
77 			   const u8 *buf, size_t len, gfp_t gfp);
78 void nl80211_send_auth_timeout(struct cfg80211_registered_device *rdev,
79 			       struct net_device *netdev,
80 			       const u8 *addr, gfp_t gfp);
81 void nl80211_send_assoc_timeout(struct cfg80211_registered_device *rdev,
82 				struct net_device *netdev,
83 				const u8 *addr, gfp_t gfp);
84 void nl80211_send_connect_result(struct cfg80211_registered_device *rdev,
85 				 struct net_device *netdev,
86 				 struct cfg80211_connect_resp_params *params,
87 				 gfp_t gfp);
88 void nl80211_send_roamed(struct cfg80211_registered_device *rdev,
89 			 struct net_device *netdev,
90 			 struct cfg80211_roam_info *info, gfp_t gfp);
91 void nl80211_send_port_authorized(struct cfg80211_registered_device *rdev,
92 				  struct net_device *netdev, const u8 *bssid);
93 void nl80211_send_disconnected(struct cfg80211_registered_device *rdev,
94 			       struct net_device *netdev, u16 reason,
95 			       const u8 *ie, size_t ie_len, bool from_ap);
96 
97 void
98 nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
99 			    struct net_device *netdev, const u8 *addr,
100 			    enum nl80211_key_type key_type,
101 			    int key_id, const u8 *tsc, gfp_t gfp);
102 
103 void
104 nl80211_send_beacon_hint_event(struct wiphy *wiphy,
105 			       struct ieee80211_channel *channel_before,
106 			       struct ieee80211_channel *channel_after);
107 
108 void nl80211_send_ibss_bssid(struct cfg80211_registered_device *rdev,
109 			     struct net_device *netdev, const u8 *bssid,
110 			     gfp_t gfp);
111 
112 int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
113 		      struct wireless_dev *wdev, u32 nlpid,
114 		      int freq, int sig_dbm,
115 		      const u8 *buf, size_t len, u32 flags, gfp_t gfp);
116 
117 void
118 nl80211_radar_notify(struct cfg80211_registered_device *rdev,
119 		     const struct cfg80211_chan_def *chandef,
120 		     enum nl80211_radar_event event,
121 		     struct net_device *netdev, gfp_t gfp);
122 
123 void nl80211_send_ap_stopped(struct wireless_dev *wdev);
124 
125 void cfg80211_rdev_free_coalesce(struct cfg80211_registered_device *rdev);
126 
127 /* peer measurement */
128 int nl80211_pmsr_start(struct sk_buff *skb, struct genl_info *info);
129 int nl80211_pmsr_dump_results(struct sk_buff *skb, struct netlink_callback *cb);
130 
131 #endif /* __NET_WIRELESS_NL80211_H */
132