dist/wpa/hostapd/ieee802_11.h

   1 /*
   2  * hostapd / IEEE 802.11 Management
   3  * Copyright (c) 2002-2006, Jouni Malinen <j@w1.fi>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #ifndef IEEE802_11_H
  16 #define IEEE802_11_H
  17
  18 #include "ieee802_11_defs.h"
  19
  20 /* Parsed Information Elements */
  21 struct ieee802_11_elems {
  22         u8 *ssid;
  23         u8 ssid_len;
  24         u8 *supp_rates;
  25         u8 supp_rates_len;
  26         u8 *fh_params;
  27         u8 fh_params_len;
  28         u8 *ds_params;
  29         u8 ds_params_len;
  30         u8 *cf_params;
  31         u8 cf_params_len;
  32         u8 *tim;
  33         u8 tim_len;
  34         u8 *ibss_params;
  35         u8 ibss_params_len;
  36         u8 *challenge;
  37         u8 challenge_len;
  38         u8 *erp_info;
  39         u8 erp_info_len;
  40         u8 *ext_supp_rates;
  41         u8 ext_supp_rates_len;
  42         u8 *wpa_ie;
  43         u8 wpa_ie_len;
  44         u8 *rsn_ie;
  45         u8 rsn_ie_len;
  46         u8 *wme;
  47         u8 wme_len;
  48         u8 *wme_tspec;
  49         u8 wme_tspec_len;
  50         u8 *power_cap;
  51         u8 power_cap_len;
  52         u8 *supp_channels;
  53         u8 supp_channels_len;
  54         u8 *mdie;
  55         u8 mdie_len;
  56         u8 *ftie;
  57         u8 ftie_len;
  58 };
  59
  60 typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
  61
  62
  63 struct hostapd_frame_info {
  64         u32 phytype;
  65         u32 channel;
  66         u32 datarate;
  67         u32 ssi_signal;
  68
  69         unsigned int passive_scan:1;
  70 };
  71
  72 struct hostapd_data;
  73 struct sta_info;
  74
  75 void ieee802_11_send_deauth(struct hostapd_data *hapd, u8 *addr, u16 reason);
  76 void ieee802_11_mgmt(struct hostapd_data *hapd, u8 *buf, size_t len,
  77                      u16 stype, struct hostapd_frame_info *fi);
  78 void ieee802_11_mgmt_cb(struct hostapd_data *hapd, u8 *buf, size_t len,
  79                         u16 stype, int ok);
  80 ParseRes ieee802_11_parse_elems(struct hostapd_data *hapd, u8 *start,
  81                                 size_t len,
  82                                 struct ieee802_11_elems *elems,
  83                                 int show_errors);
  84 void ieee802_11_print_ssid(char *buf, const u8 *ssid, u8 len);
  85 void ieee80211_michael_mic_failure(struct hostapd_data *hapd, const u8 *addr,
  86                                    int local);
  87 int ieee802_11_get_mib(struct hostapd_data *hapd, char *buf, size_t buflen);
  88 int ieee802_11_get_mib_sta(struct hostapd_data *hapd, struct sta_info *sta,
  89                            char *buf, size_t buflen);
  90 u16 hostapd_own_capab_info(struct hostapd_data *hapd, struct sta_info *sta,
  91                            int probe);
  92 u8 * hostapd_eid_supp_rates(struct hostapd_data *hapd, u8 *eid);
  93 u8 * hostapd_eid_ext_supp_rates(struct hostapd_data *hapd, u8 *eid);
  94
  95 #endif /* IEEE802_11_H */