| 1 | /*- |
| 2 | * Copyright (c) 2001 Atsushi Onoe |
| 3 | * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. The name of the author may not be used to endorse or promote products |
| 15 | * derived from this software without specific prior written permission. |
| 16 | * |
| 17 | * Alternatively, this software may be distributed under the terms of the |
| 18 | * GNU General Public License ("GPL") version 2 as published by the Free |
| 19 | * Software Foundation. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 22 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 23 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 24 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 26 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 30 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | * $FreeBSD: src/sys/net80211/_ieee80211.h,v 1.3 2005/08/10 17:42:13 sam Exp $ |
| 33 | */ |
| 34 | #ifndef _NET80211__IEEE80211_H_ |
| 35 | #define _NET80211__IEEE80211_H_ |
| 36 | |
| 37 | enum ieee80211_phytype { |
| 38 | IEEE80211_T_DS, /* direct sequence spread spectrum */ |
| 39 | IEEE80211_T_FH, /* frequency hopping */ |
| 40 | IEEE80211_T_OFDM, /* frequency division multiplexing */ |
| 41 | IEEE80211_T_TURBO /* high rate OFDM, aka turbo mode */ |
| 42 | }; |
| 43 | #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */ |
| 44 | |
| 45 | /* XXX not really a mode; there are really multiple PHY's */ |
| 46 | enum ieee80211_phymode { |
| 47 | IEEE80211_MODE_AUTO = 0, /* autoselect */ |
| 48 | IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */ |
| 49 | IEEE80211_MODE_11B = 2, /* 2GHz, CCK */ |
| 50 | IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */ |
| 51 | IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */ |
| 52 | IEEE80211_MODE_TURBO_A = 5, /* 5GHz, OFDM, 2x clock */ |
| 53 | IEEE80211_MODE_TURBO_G = 6 /* 2GHz, OFDM, 2x clock */ |
| 54 | }; |
| 55 | #define IEEE80211_MODE_MAX ((int)IEEE80211_MODE_TURBO_G + 1) |
| 56 | |
| 57 | enum ieee80211_opmode { |
| 58 | IEEE80211_M_STA = 1, /* infrastructure station */ |
| 59 | IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */ |
| 60 | IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */ |
| 61 | IEEE80211_M_HOSTAP = 6, /* Software Access Point */ |
| 62 | IEEE80211_M_MONITOR = 8 /* Monitor mode */ |
| 63 | }; |
| 64 | |
| 65 | /* |
| 66 | * 802.11g protection mode. |
| 67 | */ |
| 68 | enum ieee80211_protmode { |
| 69 | IEEE80211_PROT_NONE = 0, /* no protection */ |
| 70 | IEEE80211_PROT_CTSONLY = 1, /* CTS to self */ |
| 71 | IEEE80211_PROT_RTSCTS = 2 /* RTS-CTS */ |
| 72 | }; |
| 73 | |
| 74 | /* |
| 75 | * Authentication mode. |
| 76 | */ |
| 77 | enum ieee80211_authmode { |
| 78 | IEEE80211_AUTH_NONE = 0, |
| 79 | IEEE80211_AUTH_OPEN = 1, /* open */ |
| 80 | IEEE80211_AUTH_SHARED = 2, /* shared-key */ |
| 81 | IEEE80211_AUTH_8021X = 3, /* 802.1x */ |
| 82 | IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ |
| 83 | /* NB: these are used only for ioctls */ |
| 84 | IEEE80211_AUTH_WPA = 5 /* WPA/RSN w/ 802.1x/PSK */ |
| 85 | }; |
| 86 | |
| 87 | /* |
| 88 | * Roaming mode is effectively who controls the operation |
| 89 | * of the 802.11 state machine when operating as a station. |
| 90 | * State transitions are controlled either by the driver |
| 91 | * (typically when management frames are processed by the |
| 92 | * hardware/firmware), the host (auto/normal operation of |
| 93 | * the 802.11 layer), or explicitly through ioctl requests |
| 94 | * when applications like wpa_supplicant want control. |
| 95 | */ |
| 96 | enum ieee80211_roamingmode { |
| 97 | IEEE80211_ROAMING_DEVICE= 0, /* driver/hardware control */ |
| 98 | IEEE80211_ROAMING_AUTO = 1, /* 802.11 layer control */ |
| 99 | IEEE80211_ROAMING_MANUAL= 2 /* application control */ |
| 100 | }; |
| 101 | |
| 102 | /* |
| 103 | * Channels are specified by frequency and attributes. |
| 104 | */ |
| 105 | struct ieee80211_channel { |
| 106 | u_int16_t ic_freq; /* setting in MHz */ |
| 107 | u_int16_t ic_flags; /* see below */ |
| 108 | }; |
| 109 | |
| 110 | extern const struct ieee80211_channel ieee80211_channel_anyc; |
| 111 | |
| 112 | #define IEEE80211_CHAN_MAX 255 |
| 113 | #define IEEE80211_CHAN_BYTES 32 /* howmany(IEEE80211_CHAN_MAX, NBBY) */ |
| 114 | #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ |
| 115 | #define IEEE80211_CHAN_ANYC (__UNCONST(&ieee80211_channel_anyc)) |
| 116 | |
| 117 | /* bits 0-3 are for private use by drivers */ |
| 118 | /* channel attributes */ |
| 119 | #define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */ |
| 120 | #define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */ |
| 121 | #define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */ |
| 122 | #define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */ |
| 123 | #define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */ |
| 124 | #define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */ |
| 125 | #define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */ |
| 126 | #define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */ |
| 127 | #define IEEE80211_CHAN_GSM 0x1000 /* 900 MHz spectrum channel */ |
| 128 | #define IEEE80211_CHAN_HALF 0x4000 /* Half rate channel */ |
| 129 | #define IEEE80211_CHAN_QUARTER 0x8000 /* Quarter rate channel */ |
| 130 | |
| 131 | /* |
| 132 | * Useful combinations of channel characteristics. |
| 133 | */ |
| 134 | #define IEEE80211_CHAN_FHSS \ |
| 135 | (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK) |
| 136 | #define IEEE80211_CHAN_A \ |
| 137 | (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM) |
| 138 | #define IEEE80211_CHAN_B \ |
| 139 | (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK) |
| 140 | #define IEEE80211_CHAN_PUREG \ |
| 141 | (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM) |
| 142 | #define IEEE80211_CHAN_G \ |
| 143 | (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN) |
| 144 | #define IEEE80211_CHAN_T \ |
| 145 | (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) |
| 146 | #define IEEE80211_CHAN_108G \ |
| 147 | (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) |
| 148 | |
| 149 | #define IEEE80211_CHAN_ALL \ |
| 150 | (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_GFSK | \ |
| 151 | IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN) |
| 152 | #define IEEE80211_CHAN_ALLTURBO \ |
| 153 | (IEEE80211_CHAN_ALL | IEEE80211_CHAN_TURBO) |
| 154 | |
| 155 | #define IEEE80211_IS_CHAN_ANYC(_c) \ |
| 156 | ((_c) == IEEE80211_CHAN_ANYC) |
| 157 | |
| 158 | #define _IEEE80211_IS_CHAN(_c, _ch) \ |
| 159 | (((_c)->ic_flags & IEEE80211_CHAN_ ## _ch) == IEEE80211_CHAN_ ## _ch) |
| 160 | |
| 161 | #define IEEE80211_IS_CHAN_FHSS(_c) _IEEE80211_IS_CHAN(_c, FHSS) |
| 162 | #define IEEE80211_IS_CHAN_A(_c) _IEEE80211_IS_CHAN(_c, A) |
| 163 | #define IEEE80211_IS_CHAN_B(_c) _IEEE80211_IS_CHAN(_c, B) |
| 164 | #define IEEE80211_IS_CHAN_PUREG(_c) _IEEE80211_IS_CHAN(_c, PUREG) |
| 165 | #define IEEE80211_IS_CHAN_G(_c) _IEEE80211_IS_CHAN(_c, G) |
| 166 | #define IEEE80211_IS_CHAN_ANYG(_c) _IEEE80211_IS_CHAN(_c, ANYG) |
| 167 | #define IEEE80211_IS_CHAN_T(_c) _IEEE80211_IS_CHAN(_c, T) |
| 168 | #define IEEE80211_IS_CHAN_108G(_c) _IEEE80211_IS_CHAN(_c, 108G) |
| 169 | |
| 170 | #define IEEE80211_IS_CHAN_2GHZ(_c) _IEEE80211_IS_CHAN(_c, 2GHZ) |
| 171 | #define IEEE80211_IS_CHAN_5GHZ(_c) _IEEE80211_IS_CHAN(_c, 5GHZ) |
| 172 | #define IEEE80211_IS_CHAN_OFDM(_c) _IEEE80211_IS_CHAN(_c, OFDM) |
| 173 | #define IEEE80211_IS_CHAN_CCK(_c) _IEEE80211_IS_CHAN(_c, CCK) |
| 174 | #define IEEE80211_IS_CHAN_GFSK(_c) _IEEE80211_IS_CHAN(_c, GFSK) |
| 175 | #define IEEE80211_IS_CHAN_HALF(_c) _IEEE80211_IS_CHAN(_c, HALF) |
| 176 | #define IEEE80211_IS_CHAN_QUARTER(_c) _IEEE80211_IS_CHAN(_c, QUARTER) |
| 177 | #define IEEE80211_IS_CHAN_FULL(_c) \ |
| 178 | (!IEEE80211_IS_CHAN_ANYC(_c) && \ |
| 179 | ((_c)->ic_flags & (IEEE80211_CHAN_QUARTER | IEEE80211_CHAN_HALF)) == 0) |
| 180 | |
| 181 | #define IEEE80211_IS_CHAN_GSM(_c) _IEEE80211_IS_CHAN(_c, GSM) |
| 182 | #define IEEE80211_IS_CHAN_PASSIVE(_c) _IEEE80211_IS_CHAN(_c, PASSIVE) |
| 183 | |
| 184 | |
| 185 | /* ni_chan encoding for FH phy */ |
| 186 | #define IEEE80211_FH_CHANMOD 80 |
| 187 | #define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat)) |
| 188 | #define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1) |
| 189 | #define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD) |
| 190 | |
| 191 | /* |
| 192 | * 802.11 rate set. |
| 193 | */ |
| 194 | #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ |
| 195 | #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ |
| 196 | |
| 197 | struct ieee80211_rateset { |
| 198 | u_int8_t rs_nrates; |
| 199 | u_int8_t rs_rates[IEEE80211_RATE_MAXSIZE]; |
| 200 | }; |
| 201 | |
| 202 | extern const struct ieee80211_rateset ieee80211_std_rateset_11a; |
| 203 | extern const struct ieee80211_rateset ieee80211_std_rateset_11b; |
| 204 | extern const struct ieee80211_rateset ieee80211_std_rateset_11g; |
| 205 | |
| 206 | #endif /* !_NET80211__IEEE80211_H_ */ |
| 207 | |