drivers/net/wireless/libertas/assoc.h

   1 /* Copyright (C) 2006, Red Hat, Inc. */
   2
   3 #ifndef _LBS_ASSOC_H_
   4 #define _LBS_ASSOC_H_
   5
   6
   7 #include "defs.h"
   8 #include "host.h"
   9
  10
  11 struct lbs_private;
  12
  13 /*
  14  * In theory, the IE is limited to the IE length, 255,
  15  * but in practice 64 bytes are enough.
  16  */
  17 #define MAX_WPA_IE_LEN 64
  18
  19
  20
  21 struct lbs_802_11_security {
  22         u8 WPAenabled;
  23         u8 WPA2enabled;
  24         u8 wep_enabled;
  25         u8 auth_mode;
  26         u32 key_mgmt;
  27 };
  28
  29 /** Current Basic Service Set State Structure */
  30 struct current_bss_params {
  31         /** bssid */
  32         u8 bssid[ETH_ALEN];
  33         /** ssid */
  34         u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
  35         u8 ssid_len;
  36
  37         /** band */
  38         u8 band;
  39         /** channel is directly in priv->channel */
  40         /** zero-terminated array of supported data rates */
  41         u8 rates[MAX_RATES + 1];
  42 };
  43
  44 /**
  45  *  @brief Structure used to store information for each beacon/probe response
  46  */
  47 struct bss_descriptor {
  48         u8 bssid[ETH_ALEN];
  49
  50         u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
  51         u8 ssid_len;
  52
  53         u16 capability;
  54         u32 rssi;
  55         u32 channel;
  56         u16 beaconperiod;
  57         __le16 atimwindow;
  58
  59         /* IW_MODE_AUTO, IW_MODE_ADHOC, IW_MODE_INFRA */
  60         u8 mode;
  61
  62         /* zero-terminated array of supported data rates */
  63         u8 rates[MAX_RATES + 1];
  64
  65         unsigned long last_scanned;
  66
  67         union ieee_phy_param_set phy;
  68         union ieee_ss_param_set ss;
  69
  70         u8 wpa_ie[MAX_WPA_IE_LEN];
  71         size_t wpa_ie_len;
  72         u8 rsn_ie[MAX_WPA_IE_LEN];
  73         size_t rsn_ie_len;
  74
  75         u8 mesh;
  76
  77         struct list_head list;
  78 };
  79
  80 /** Association request
  81  *
  82  * Encapsulates all the options that describe a specific assocation request
  83  * or configuration of the wireless card's radio, mode, and security settings.
  84  */
  85 struct assoc_request {
  86 #define ASSOC_FLAG_SSID                 1
  87 #define ASSOC_FLAG_CHANNEL              2
  88 #define ASSOC_FLAG_BAND                 3
  89 #define ASSOC_FLAG_MODE                 4
  90 #define ASSOC_FLAG_BSSID                5
  91 #define ASSOC_FLAG_WEP_KEYS             6
  92 #define ASSOC_FLAG_WEP_TX_KEYIDX        7
  93 #define ASSOC_FLAG_WPA_MCAST_KEY        8
  94 #define ASSOC_FLAG_WPA_UCAST_KEY        9
  95 #define ASSOC_FLAG_SECINFO              10
  96 #define ASSOC_FLAG_WPA_IE               11
  97         unsigned long flags;
  98
  99         u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
 100         u8 ssid_len;
 101         u8 channel;
 102         u8 band;
 103         u8 mode;
 104         u8 bssid[ETH_ALEN] __attribute__ ((aligned (2)));
 105
 106         /** WEP keys */
 107         struct enc_key wep_keys[4];
 108         u16 wep_tx_keyidx;
 109
 110         /** WPA keys */
 111         struct enc_key wpa_mcast_key;
 112         struct enc_key wpa_unicast_key;
 113
 114         struct lbs_802_11_security secinfo;
 115
 116         /** WPA Information Elements*/
 117         u8 wpa_ie[MAX_WPA_IE_LEN];
 118         u8 wpa_ie_len;
 119
 120         /* BSS to associate with for infrastructure of Ad-Hoc join */
 121         struct bss_descriptor bss;
 122 };
 123
 124
 125 extern u8 lbs_bg_rates[MAX_RATES];
 126
 127 void lbs_association_worker(struct work_struct *work);
 128 struct assoc_request *lbs_get_association_request(struct lbs_private *priv);
 129
 130 int lbs_adhoc_stop(struct lbs_private *priv);
 131
 132 int lbs_cmd_80211_deauthenticate(struct lbs_private *priv,
 133                                  u8 bssid[ETH_ALEN], u16 reason);
 134
 135 int lbs_cmd_802_11_rssi(struct lbs_private *priv,
 136                                 struct cmd_ds_command *cmd);
 137 int lbs_ret_802_11_rssi(struct lbs_private *priv,
 138                                 struct cmd_ds_command *resp);
 139
 140 int lbs_cmd_bcn_ctrl(struct lbs_private *priv,
 141                                 struct cmd_ds_command *cmd,
 142                                 u16 cmd_action);
 143 int lbs_ret_802_11_bcn_ctrl(struct lbs_private *priv,
 144                                         struct cmd_ds_command *resp);
 145
 146 int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action,
 147                            struct assoc_request *assoc);
 148
 149 int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action,
 150                               uint16_t *enable);
 151
 152 int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action,
 153                                 struct assoc_request *assoc);
 154
 155 #endif /* _LBS_ASSOC_H */