xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/intersil/hostap/hostap_80211.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef HOSTAP_80211_H
3*4882a593Smuzhiyun #define HOSTAP_80211_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/types.h>
6*4882a593Smuzhiyun #include <linux/skbuff.h>
7*4882a593Smuzhiyun #include <linux/netdevice.h>
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun struct hostap_ieee80211_mgmt {
10*4882a593Smuzhiyun 	__le16 frame_control;
11*4882a593Smuzhiyun 	__le16 duration;
12*4882a593Smuzhiyun 	u8 da[6];
13*4882a593Smuzhiyun 	u8 sa[6];
14*4882a593Smuzhiyun 	u8 bssid[6];
15*4882a593Smuzhiyun 	__le16 seq_ctrl;
16*4882a593Smuzhiyun 	union {
17*4882a593Smuzhiyun 		struct {
18*4882a593Smuzhiyun 			__le16 auth_alg;
19*4882a593Smuzhiyun 			__le16 auth_transaction;
20*4882a593Smuzhiyun 			__le16 status_code;
21*4882a593Smuzhiyun 			/* possibly followed by Challenge text */
22*4882a593Smuzhiyun 			u8 variable[0];
23*4882a593Smuzhiyun 		} __packed auth;
24*4882a593Smuzhiyun 		struct {
25*4882a593Smuzhiyun 			__le16 reason_code;
26*4882a593Smuzhiyun 		} __packed deauth;
27*4882a593Smuzhiyun 		struct {
28*4882a593Smuzhiyun 			__le16 capab_info;
29*4882a593Smuzhiyun 			__le16 listen_interval;
30*4882a593Smuzhiyun 			/* followed by SSID and Supported rates */
31*4882a593Smuzhiyun 			u8 variable[0];
32*4882a593Smuzhiyun 		} __packed assoc_req;
33*4882a593Smuzhiyun 		struct {
34*4882a593Smuzhiyun 			__le16 capab_info;
35*4882a593Smuzhiyun 			__le16 status_code;
36*4882a593Smuzhiyun 			__le16 aid;
37*4882a593Smuzhiyun 			/* followed by Supported rates */
38*4882a593Smuzhiyun 			u8 variable[0];
39*4882a593Smuzhiyun 		} __packed assoc_resp, reassoc_resp;
40*4882a593Smuzhiyun 		struct {
41*4882a593Smuzhiyun 			__le16 capab_info;
42*4882a593Smuzhiyun 			__le16 listen_interval;
43*4882a593Smuzhiyun 			u8 current_ap[6];
44*4882a593Smuzhiyun 			/* followed by SSID and Supported rates */
45*4882a593Smuzhiyun 			u8 variable[0];
46*4882a593Smuzhiyun 		} __packed reassoc_req;
47*4882a593Smuzhiyun 		struct {
48*4882a593Smuzhiyun 			__le16 reason_code;
49*4882a593Smuzhiyun 		} __packed disassoc;
50*4882a593Smuzhiyun 		struct {
51*4882a593Smuzhiyun 		} __packed probe_req;
52*4882a593Smuzhiyun 		struct {
53*4882a593Smuzhiyun 			u8 timestamp[8];
54*4882a593Smuzhiyun 			__le16 beacon_int;
55*4882a593Smuzhiyun 			__le16 capab_info;
56*4882a593Smuzhiyun 			/* followed by some of SSID, Supported rates,
57*4882a593Smuzhiyun 			 * FH Params, DS Params, CF Params, IBSS Params, TIM */
58*4882a593Smuzhiyun 			u8 variable[0];
59*4882a593Smuzhiyun 		} __packed beacon, probe_resp;
60*4882a593Smuzhiyun 	} u;
61*4882a593Smuzhiyun } __packed;
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun #define IEEE80211_MGMT_HDR_LEN 24
65*4882a593Smuzhiyun #define IEEE80211_DATA_HDR3_LEN 24
66*4882a593Smuzhiyun #define IEEE80211_DATA_HDR4_LEN 30
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun struct hostap_80211_rx_status {
70*4882a593Smuzhiyun 	u32 mac_time;
71*4882a593Smuzhiyun 	u8 signal;
72*4882a593Smuzhiyun 	u8 noise;
73*4882a593Smuzhiyun 	u16 rate; /* in 100 kbps */
74*4882a593Smuzhiyun };
75*4882a593Smuzhiyun 
76*4882a593Smuzhiyun /* prism2_rx_80211 'type' argument */
77*4882a593Smuzhiyun enum {
78*4882a593Smuzhiyun 	PRISM2_RX_MONITOR, PRISM2_RX_MGMT, PRISM2_RX_NON_ASSOC,
79*4882a593Smuzhiyun 	PRISM2_RX_NULLFUNC_ACK
80*4882a593Smuzhiyun };
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb,
83*4882a593Smuzhiyun 		    struct hostap_80211_rx_status *rx_stats, int type);
84*4882a593Smuzhiyun void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
85*4882a593Smuzhiyun 		     struct hostap_80211_rx_status *rx_stats);
86*4882a593Smuzhiyun void hostap_dump_rx_80211(const char *name, struct sk_buff *skb,
87*4882a593Smuzhiyun 			  struct hostap_80211_rx_status *rx_stats);
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun void hostap_dump_tx_80211(const char *name, struct sk_buff *skb);
90*4882a593Smuzhiyun netdev_tx_t hostap_data_start_xmit(struct sk_buff *skb,
91*4882a593Smuzhiyun 				   struct net_device *dev);
92*4882a593Smuzhiyun netdev_tx_t hostap_mgmt_start_xmit(struct sk_buff *skb,
93*4882a593Smuzhiyun 				   struct net_device *dev);
94*4882a593Smuzhiyun netdev_tx_t hostap_master_start_xmit(struct sk_buff *skb,
95*4882a593Smuzhiyun 				     struct net_device *dev);
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun #endif /* HOSTAP_80211_H */
98