LXR linux/drivers/staging/ath6kl/include/wlan

   1//------------------------------------------------------------------------------
   2// Copyright (c) 2004-2010 Atheros Corporation.  All rights reserved.
   3// 
   4//
   5// Permission to use, copy, modify, and/or distribute this software for any
   6// purpose with or without fee is hereby granted, provided that the above
   7// copyright notice and this permission notice appear in all copies.
   8//
   9// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16//
  17//
  18//------------------------------------------------------------------------------
  19//==============================================================================
  20// This file contains the API for the host wlan module
  21//
  22// Author(s): ="Atheros"
  23//==============================================================================
  24#ifndef _HOST_WLAN_API_H_
  25#define _HOST_WLAN_API_H_
  26
  27
  28#ifdef __cplusplus
  29extern "C" {
  30#endif
  31
  32#include <a_osapi.h>
  33
  34struct ieee80211_node_table;
  35struct ieee80211_frame;
  36
  37struct ieee80211_common_ie {
  38    A_UINT16    ie_chan;
  39    A_UINT8     *ie_tstamp;
  40    A_UINT8     *ie_ssid;
  41    A_UINT8     *ie_rates;
  42    A_UINT8     *ie_xrates;
  43    A_UINT8     *ie_country;
  44    A_UINT8     *ie_wpa;
  45    A_UINT8     *ie_rsn;
  46    A_UINT8     *ie_wmm;
  47    A_UINT8     *ie_ath;
  48    A_UINT16    ie_capInfo;
  49    A_UINT16    ie_beaconInt;
  50    A_UINT8     *ie_tim;
  51    A_UINT8     *ie_chswitch;
  52    A_UINT8     ie_erp;
  53    A_UINT8     *ie_wsc;
  54    A_UINT8     *ie_htcap;
  55    A_UINT8     *ie_htop;
  56#ifdef WAPI_ENABLE
  57    A_UINT8     *ie_wapi;
  58#endif
  59};
  60
  61typedef struct bss {
  62    A_UINT8                      ni_macaddr[6];
  63    A_UINT8                      ni_snr;
  64    A_INT16                      ni_rssi;
  65    struct bss                   *ni_list_next;
  66    struct bss                   *ni_list_prev;
  67    struct bss                   *ni_hash_next;
  68    struct bss                   *ni_hash_prev;
  69    struct ieee80211_common_ie   ni_cie;
  70    A_UINT8                     *ni_buf;
  71    A_UINT16                     ni_framelen;
  72    struct ieee80211_node_table *ni_table;
  73    A_UINT32                     ni_refcnt;
  74    int                          ni_scangen;
  75
  76    A_UINT32                     ni_tstamp;
  77    A_UINT32                     ni_actcnt;
  78#ifdef OS_ROAM_MANAGEMENT
  79    A_UINT32                     ni_si_gen;
  80#endif
  81} bss_t;
  82
  83typedef void wlan_node_iter_func(void *arg, bss_t *);
  84
  85bss_t *wlan_node_alloc(struct ieee80211_node_table *nt, int wh_size);
  86void wlan_node_free(bss_t *ni);
  87void wlan_setup_node(struct ieee80211_node_table *nt, bss_t *ni,
  88                const A_UINT8 *macaddr);
  89bss_t *wlan_find_node(struct ieee80211_node_table *nt, const A_UINT8 *macaddr);
  90void wlan_node_reclaim(struct ieee80211_node_table *nt, bss_t *ni);
  91void wlan_free_allnodes(struct ieee80211_node_table *nt);
  92void wlan_iterate_nodes(struct ieee80211_node_table *nt, wlan_node_iter_func *f,
  93                        void *arg);
  94
  95void wlan_node_table_init(void *wmip, struct ieee80211_node_table *nt);
  96void wlan_node_table_reset(struct ieee80211_node_table *nt);
  97void wlan_node_table_cleanup(struct ieee80211_node_table *nt);
  98
  99A_STATUS wlan_parse_beacon(A_UINT8 *buf, int framelen,
 100                           struct ieee80211_common_ie *cie);
 101
 102A_UINT16 wlan_ieee2freq(int chan);
 103A_UINT32 wlan_freq2ieee(A_UINT16 freq);
 104
 105void wlan_set_nodeage(struct ieee80211_node_table *nt, A_UINT32 nodeAge);
 106
 107void
 108wlan_refresh_inactive_nodes (struct ieee80211_node_table *nt);
 109
 110bss_t *
 111wlan_find_Ssidnode (struct ieee80211_node_table *nt, A_UCHAR *pSsid,
 112                    A_UINT32 ssidLength, A_BOOL bIsWPA2, A_BOOL bMatchSSID);
 113
 114void
 115wlan_node_return (struct ieee80211_node_table *nt, bss_t *ni);
 116
 117bss_t *wlan_node_remove(struct ieee80211_node_table *nt, A_UINT8 *bssid);
 118
 119bss_t *
 120wlan_find_matching_Ssidnode (struct ieee80211_node_table *nt, A_UCHAR *pSsid,
 121                    A_UINT32 ssidLength, A_UINT32 dot11AuthMode, A_UINT32 authMode,
 122                   A_UINT32 pairwiseCryptoType, A_UINT32 grpwiseCryptoTyp);
 123
 124#ifdef __cplusplus
 125}
 126#endif
 127
 128#endif /* _HOST_WLAN_API_H_ */
 129