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 1.2.2.1 2005/09/03 22:40:02 sam Exp $ 33 * $DragonFly: src/sys/netproto/802_11/_ieee80211.h,v 1.2 2007/04/01 13:59:40 sephe Exp $ 34 */ 35 #ifndef _NET80211__IEEE80211_H_ 36 #define _NET80211__IEEE80211_H_ 37 38 enum ieee80211_phytype { 39 IEEE80211_T_DS, /* direct sequence spread spectrum */ 40 IEEE80211_T_FH, /* frequency hopping */ 41 IEEE80211_T_OFDM, /* frequency division multiplexing */ 42 IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */ 43 }; 44 #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */ 45 46 /* XXX not really a mode; there are really multiple PHY's */ 47 enum ieee80211_phymode { 48 IEEE80211_MODE_AUTO = 0, /* autoselect */ 49 IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */ 50 IEEE80211_MODE_11B = 2, /* 2GHz, CCK */ 51 IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */ 52 IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */ 53 IEEE80211_MODE_TURBO_A = 5, /* 5GHz, OFDM, 2x clock */ 54 IEEE80211_MODE_TURBO_G = 6, /* 2GHz, OFDM, 2x clock */ 55 }; 56 #define IEEE80211_MODE_MAX (IEEE80211_MODE_TURBO_G+1) 57 58 enum ieee80211_opmode { 59 IEEE80211_M_STA = 1, /* infrastructure station */ 60 IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */ 61 IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */ 62 IEEE80211_M_HOSTAP = 6, /* Software Access Point */ 63 IEEE80211_M_MONITOR = 8 /* Monitor mode */ 64 }; 65 66 enum ieee80211_modtype { 67 IEEE80211_MODTYPE_DS = 0, /* DS/CCK modulation */ 68 IEEE80211_MODTYPE_PBCC = 1, /* PBCC modulation */ 69 IEEE80211_MODTYPE_OFDM = 2 /* OFDM modulation */ 70 }; 71 #define IEEE80211_MODTYPE_CCK IEEE80211_MODTYPE_DS 72 73 /* 74 * 802.11g protection mode. 75 */ 76 enum ieee80211_protmode { 77 IEEE80211_PROT_NONE = 0, /* no protection */ 78 IEEE80211_PROT_CTSONLY = 1, /* CTS to self */ 79 IEEE80211_PROT_RTSCTS = 2, /* RTS-CTS */ 80 }; 81 82 /* 83 * Authentication mode. 84 */ 85 enum ieee80211_authmode { 86 IEEE80211_AUTH_NONE = 0, 87 IEEE80211_AUTH_OPEN = 1, /* open */ 88 IEEE80211_AUTH_SHARED = 2, /* shared-key */ 89 IEEE80211_AUTH_8021X = 3, /* 802.1x */ 90 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 91 /* NB: these are used only for ioctls */ 92 IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x/PSK */ 93 }; 94 95 /* 96 * Roaming mode is effectively who controls the operation 97 * of the 802.11 state machine when operating as a station. 98 * State transitions are controlled either by the driver 99 * (typically when management frames are processed by the 100 * hardware/firmware), the host (auto/normal operation of 101 * the 802.11 layer), or explicitly through ioctl requests 102 * when applications like wpa_supplicant want control. 103 */ 104 enum ieee80211_roamingmode { 105 IEEE80211_ROAMING_DEVICE= 0, /* driver/hardware control */ 106 IEEE80211_ROAMING_AUTO = 1, /* 802.11 layer control */ 107 IEEE80211_ROAMING_MANUAL= 2, /* application control */ 108 }; 109 110 /* 111 * Channels are specified by frequency and attributes. 112 */ 113 struct ieee80211_channel { 114 uint16_t ic_freq; /* setting in Mhz */ 115 uint16_t ic_flags; /* see below */ 116 }; 117 118 #define IEEE80211_CHAN_MAX 255 119 #define IEEE80211_CHAN_BYTES 32 /* howmany(IEEE80211_CHAN_MAX, NBBY) */ 120 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ 121 #define IEEE80211_CHAN_ANYC \ 122 ((struct ieee80211_channel *) IEEE80211_CHAN_ANY) 123 124 /* bits 0-3 are for private use by drivers */ 125 /* channel attributes */ 126 #define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */ 127 #define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */ 128 #define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */ 129 #define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */ 130 #define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */ 131 #define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */ 132 #define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */ 133 #define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */ 134 135 /* 136 * Useful combinations of channel characteristics. 137 */ 138 #define IEEE80211_CHAN_FHSS \ 139 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK) 140 #define IEEE80211_CHAN_A \ 141 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM) 142 #define IEEE80211_CHAN_B \ 143 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK) 144 #define IEEE80211_CHAN_PUREG \ 145 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM) 146 #define IEEE80211_CHAN_G \ 147 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN) 148 #define IEEE80211_CHAN_T \ 149 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) 150 #define IEEE80211_CHAN_108G \ 151 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) 152 153 #define IEEE80211_IS_CHAN_FHSS(_c) \ 154 (((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS) 155 #define IEEE80211_IS_CHAN_A(_c) \ 156 (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) 157 #define IEEE80211_IS_CHAN_B(_c) \ 158 (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) 159 #define IEEE80211_IS_CHAN_PUREG(_c) \ 160 (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG) 161 #define IEEE80211_IS_CHAN_G(_c) \ 162 (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) 163 #define IEEE80211_IS_CHAN_ANYG(_c) \ 164 (IEEE80211_IS_CHAN_PUREG(_c) || IEEE80211_IS_CHAN_G(_c)) 165 #define IEEE80211_IS_CHAN_T(_c) \ 166 (((_c)->ic_flags & IEEE80211_CHAN_T) == IEEE80211_CHAN_T) 167 #define IEEE80211_IS_CHAN_108G(_c) \ 168 (((_c)->ic_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) 169 170 #define IEEE80211_IS_CHAN_2GHZ(_c) \ 171 (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0) 172 #define IEEE80211_IS_CHAN_5GHZ(_c) \ 173 (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0) 174 #define IEEE80211_IS_CHAN_OFDM(_c) \ 175 (((_c)->ic_flags & IEEE80211_CHAN_OFDM) != 0) 176 #define IEEE80211_IS_CHAN_CCK(_c) \ 177 (((_c)->ic_flags & IEEE80211_CHAN_CCK) != 0) 178 #define IEEE80211_IS_CHAN_GFSK(_c) \ 179 (((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0) 180 181 /* ni_chan encoding for FH phy */ 182 #define IEEE80211_FH_CHANMOD 80 183 #define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat)) 184 #define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1) 185 #define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD) 186 187 /* 188 * 802.11 rate set. 189 */ 190 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 191 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 192 193 struct ieee80211_rateset { 194 uint8_t rs_nrates; 195 uint8_t rs_rates[IEEE80211_RATE_MAXSIZE]; 196 }; 197 198 #endif /* _NET80211__IEEE80211_H_ */ 199