kernel/drivers/net/wireless/hostap/hostap_80211.h

   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 */