net/mac80211/ieee80211_common.h

   1 /*
   2  * IEEE 802.11 driver (80211.o) -- hostapd interface
   3  * Copyright 2002-2004, Instant802 Networks, Inc.
   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
  10 #ifndef IEEE80211_COMMON_H
  11 #define IEEE80211_COMMON_H
  12
  13 #include <linux/types.h>
  14
  15 /*
  16  * This is common header information with user space. It is used on all
  17  * frames sent to wlan#ap interface.
  18  */
  19
  20 #define IEEE80211_FI_VERSION 0x80211001
  21
  22 struct ieee80211_frame_info {
  23         __be32 version;
  24         __be32 length;
  25         __be64 mactime;
  26         __be64 hosttime;
  27         __be32 phytype;
  28         __be32 channel;
  29         __be32 datarate;
  30         __be32 antenna;
  31         __be32 priority;
  32         __be32 ssi_type;
  33         __be32 ssi_signal;
  34         __be32 ssi_noise;
  35         __be32 preamble;
  36         __be32 encoding;
  37
  38         /* Note: this structure is otherwise identical to capture format used
  39          * in linux-wlan-ng, but this additional field is used to provide meta
  40          * data about the frame to hostapd. This was the easiest method for
  41          * providing this information, but this might change in the future. */
  42         __be32 msg_type;
  43 } __attribute__ ((packed));
  44
  45
  46 enum ieee80211_msg_type {
  47         ieee80211_msg_normal = 0,
  48         ieee80211_msg_tx_callback_ack = 1,
  49         ieee80211_msg_tx_callback_fail = 2,
  50         /* hole at 3, was ieee80211_msg_passive_scan but unused */
  51         ieee80211_msg_wep_frame_unknown_key = 4,
  52         ieee80211_msg_michael_mic_failure = 5,
  53         /* hole at 6, was monitor but never sent to userspace */
  54         ieee80211_msg_sta_not_assoc = 7,
  55         /* 8 was ieee80211_msg_set_aid_for_sta */
  56         ieee80211_msg_key_threshold_notification = 9,
  57         ieee80211_msg_radar = 11,
  58 };
  59
  60 struct ieee80211_msg_key_notification {
  61         int tx_rx_count;
  62         char ifname[IFNAMSIZ];
  63         u8 addr[ETH_ALEN]; /* ff:ff:ff:ff:ff:ff for broadcast keys */
  64 };
  65
  66
  67 enum ieee80211_phytype {
  68         ieee80211_phytype_fhss_dot11_97  = 1,
  69         ieee80211_phytype_dsss_dot11_97  = 2,
  70         ieee80211_phytype_irbaseband     = 3,
  71         ieee80211_phytype_dsss_dot11_b   = 4,
  72         ieee80211_phytype_pbcc_dot11_b   = 5,
  73         ieee80211_phytype_ofdm_dot11_g   = 6,
  74         ieee80211_phytype_pbcc_dot11_g   = 7,
  75         ieee80211_phytype_ofdm_dot11_a   = 8,
  76         ieee80211_phytype_dsss_dot11_turbog = 255,
  77         ieee80211_phytype_dsss_dot11_turbo = 256,
  78 };
  79
  80 enum ieee80211_ssi_type {
  81         ieee80211_ssi_none = 0,
  82         ieee80211_ssi_norm = 1, /* normalized, 0-1000 */
  83         ieee80211_ssi_dbm = 2,
  84         ieee80211_ssi_raw = 3, /* raw SSI */
  85 };
  86
  87 struct ieee80211_radar_info {
  88                 int channel;
  89                 int radar;
  90                 int radar_type;
  91 };
  92
  93 #endif /* IEEE80211_COMMON_H */