contrib/hostapd-0.5.8/hw_features.h

   1 /*
   2  * hostapd / Hardware feature query and different modes
   3  * Copyright 2002-2003, Instant802 Networks, Inc.
   4  * Copyright 2005-2006, Devicescape Software, Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * Alternatively, this software may be distributed under the terms of BSD
  11  * license.
  12  *
  13  * See README and COPYING for more details.
  14  */
  15
  16 #ifndef HW_FEATURES_H
  17 #define HW_FEATURES_H
  18
  19 #define HOSTAPD_CHAN_W_SCAN 0x00000001
  20 #define HOSTAPD_CHAN_W_ACTIVE_SCAN 0x00000002
  21 #define HOSTAPD_CHAN_W_IBSS 0x00000004
  22
  23 struct hostapd_channel_data {
  24         short chan; /* channel number (IEEE 802.11) */
  25         short freq; /* frequency in MHz */
  26         int flag; /* flag for hostapd use (HOSTAPD_CHAN_*) */
  27 };
  28
  29 #define HOSTAPD_RATE_ERP 0x00000001
  30 #define HOSTAPD_RATE_BASIC 0x00000002
  31 #define HOSTAPD_RATE_PREAMBLE2 0x00000004
  32 #define HOSTAPD_RATE_SUPPORTED 0x00000010
  33 #define HOSTAPD_RATE_OFDM 0x00000020
  34 #define HOSTAPD_RATE_CCK 0x00000040
  35 #define HOSTAPD_RATE_MANDATORY 0x00000100
  36
  37 struct hostapd_rate_data {
  38         int rate; /* rate in 100 kbps */
  39         int flags; /* HOSTAPD_RATE_ flags */
  40 };
  41
  42 struct hostapd_hw_modes {
  43         int mode;
  44         int num_channels;
  45         struct hostapd_channel_data *channels;
  46         int num_rates;
  47         struct hostapd_rate_data *rates;
  48 };
  49
  50
  51 void hostapd_free_hw_features(struct hostapd_hw_modes *hw_features,
  52                               size_t num_hw_features);
  53 int hostapd_get_hw_features(struct hostapd_iface *iface);
  54 int hostapd_select_hw_mode_start(struct hostapd_iface *iface,
  55                                  hostapd_iface_cb cb);
  56 int hostapd_select_hw_mode_stop(struct hostapd_iface *iface);
  57 const char * hostapd_hw_mode_txt(int mode);
  58 int hostapd_hw_get_freq(struct hostapd_data *hapd, int chan);
  59 int hostapd_hw_get_channel(struct hostapd_data *hapd, int freq);
  60
  61 #endif /* HW_FEATURES_H */