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 <net/ieee80211_crypt.h>
   6
   7 struct hostap_ieee80211_mgmt {
   8         u16 frame_control;
   9         u16 duration;
  10         u8 da[6];
  11         u8 sa[6];
  12         u8 bssid[6];
  13         u16 seq_ctrl;
  14         union {
  15                 struct {
  16                         u16 auth_alg;
  17                         u16 auth_transaction;
  18                         u16 status_code;
  19                         /* possibly followed by Challenge text */
  20                         u8 variable[0];
  21                 } __attribute__ ((packed)) auth;
  22                 struct {
  23                         u16 reason_code;
  24                 } __attribute__ ((packed)) deauth;
  25                 struct {
  26                         u16 capab_info;
  27                         u16 listen_interval;
  28                         /* followed by SSID and Supported rates */
  29                         u8 variable[0];
  30                 } __attribute__ ((packed)) assoc_req;
  31                 struct {
  32                         u16 capab_info;
  33                         u16 status_code;
  34                         u16 aid;
  35                         /* followed by Supported rates */
  36                         u8 variable[0];
  37                 } __attribute__ ((packed)) assoc_resp, reassoc_resp;
  38                 struct {
  39                         u16 capab_info;
  40                         u16 listen_interval;
  41                         u8 current_ap[6];
  42                         /* followed by SSID and Supported rates */
  43                         u8 variable[0];
  44                 } __attribute__ ((packed)) reassoc_req;
  45                 struct {
  46                         u16 reason_code;
  47                 } __attribute__ ((packed)) disassoc;
  48                 struct {
  49                 } __attribute__ ((packed)) probe_req;
  50                 struct {
  51                         u8 timestamp[8];
  52                         u16 beacon_int;
  53                         u16 capab_info;
  54                         /* followed by some of SSID, Supported rates,
  55                          * FH Params, DS Params, CF Params, IBSS Params, TIM */
  56                         u8 variable[0];
  57                 } __attribute__ ((packed)) beacon, probe_resp;
  58         } u;
  59 } __attribute__ ((packed));
  60
  61
  62 #define IEEE80211_MGMT_HDR_LEN 24
  63 #define IEEE80211_DATA_HDR3_LEN 24
  64 #define IEEE80211_DATA_HDR4_LEN 30
  65
  66
  67 struct hostap_80211_rx_status {
  68         u32 mac_time;
  69         u8 signal;
  70         u8 noise;
  71         u16 rate; /* in 100 kbps */
  72 };
  73
  74
  75 void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
  76                      struct hostap_80211_rx_status *rx_stats);
  77
  78
  79 /* prism2_rx_80211 'type' argument */
  80 enum {
  81         PRISM2_RX_MONITOR, PRISM2_RX_MGMT, PRISM2_RX_NON_ASSOC,
  82         PRISM2_RX_NULLFUNC_ACK
  83 };
  84
  85 int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb,
  86                     struct hostap_80211_rx_status *rx_stats, int type);
  87 void hostap_80211_rx(struct net_device *dev, struct sk_buff *skb,
  88                      struct hostap_80211_rx_status *rx_stats);
  89 void hostap_dump_rx_80211(const char *name, struct sk_buff *skb,
  90                           struct hostap_80211_rx_status *rx_stats);
  91
  92 void hostap_dump_tx_80211(const char *name, struct sk_buff *skb);
  93 int hostap_data_start_xmit(struct sk_buff *skb, struct net_device *dev);
  94 int hostap_mgmt_start_xmit(struct sk_buff *skb, struct net_device *dev);
  95 int hostap_master_start_xmit(struct sk_buff *skb, struct net_device *dev);
  96
  97 #endif /* HOSTAP_80211_H */