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