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 1.1 2006/05/18 13:51:46 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 /* 67 * 802.11g protection mode. 68 */ 69 enum ieee80211_protmode { 70 IEEE80211_PROT_NONE = 0, /* no protection */ 71 IEEE80211_PROT_CTSONLY = 1, /* CTS to self */ 72 IEEE80211_PROT_RTSCTS = 2, /* RTS-CTS */ 73 }; 74 75 /* 76 * Authentication mode. 77 */ 78 enum ieee80211_authmode { 79 IEEE80211_AUTH_NONE = 0, 80 IEEE80211_AUTH_OPEN = 1, /* open */ 81 IEEE80211_AUTH_SHARED = 2, /* shared-key */ 82 IEEE80211_AUTH_8021X = 3, /* 802.1x */ 83 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 84 /* NB: these are used only for ioctls */ 85 IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x/PSK */ 86 }; 87 88 /* 89 * Roaming mode is effectively who controls the operation 90 * of the 802.11 state machine when operating as a station. 91 * State transitions are controlled either by the driver 92 * (typically when management frames are processed by the 93 * hardware/firmware), the host (auto/normal operation of 94 * the 802.11 layer), or explicitly through ioctl requests 95 * when applications like wpa_supplicant want control. 96 */ 97 enum ieee80211_roamingmode { 98 IEEE80211_ROAMING_DEVICE= 0, /* driver/hardware control */ 99 IEEE80211_ROAMING_AUTO = 1, /* 802.11 layer control */ 100 IEEE80211_ROAMING_MANUAL= 2, /* application control */ 101 }; 102 103 /* 104 * Channels are specified by frequency and attributes. 105 */ 106 struct ieee80211_channel { 107 uint16_t ic_freq; /* setting in Mhz */ 108 uint16_t ic_flags; /* see below */ 109 }; 110 111 #define IEEE80211_CHAN_MAX 255 112 #define IEEE80211_CHAN_BYTES 32 /* howmany(IEEE80211_CHAN_MAX, NBBY) */ 113 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ 114 #define IEEE80211_CHAN_ANYC \ 115 ((struct ieee80211_channel *) IEEE80211_CHAN_ANY) 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) */ 127 128 /* 129 * Useful combinations of channel characteristics. 130 */ 131 #define IEEE80211_CHAN_FHSS \ 132 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK) 133 #define IEEE80211_CHAN_A \ 134 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM) 135 #define IEEE80211_CHAN_B \ 136 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK) 137 #define IEEE80211_CHAN_PUREG \ 138 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM) 139 #define IEEE80211_CHAN_G \ 140 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN) 141 #define IEEE80211_CHAN_T \ 142 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) 143 #define IEEE80211_CHAN_108G \ 144 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) 145 146 #define IEEE80211_IS_CHAN_FHSS(_c) \ 147 (((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS) 148 #define IEEE80211_IS_CHAN_A(_c) \ 149 (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) 150 #define IEEE80211_IS_CHAN_B(_c) \ 151 (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) 152 #define IEEE80211_IS_CHAN_PUREG(_c) \ 153 (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG) 154 #define IEEE80211_IS_CHAN_G(_c) \ 155 (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) 156 #define IEEE80211_IS_CHAN_ANYG(_c) \ 157 (IEEE80211_IS_CHAN_PUREG(_c) || IEEE80211_IS_CHAN_G(_c)) 158 #define IEEE80211_IS_CHAN_T(_c) \ 159 (((_c)->ic_flags & IEEE80211_CHAN_T) == IEEE80211_CHAN_T) 160 #define IEEE80211_IS_CHAN_108G(_c) \ 161 (((_c)->ic_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) 162 163 #define IEEE80211_IS_CHAN_2GHZ(_c) \ 164 (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0) 165 #define IEEE80211_IS_CHAN_5GHZ(_c) \ 166 (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0) 167 #define IEEE80211_IS_CHAN_OFDM(_c) \ 168 (((_c)->ic_flags & IEEE80211_CHAN_OFDM) != 0) 169 #define IEEE80211_IS_CHAN_CCK(_c) \ 170 (((_c)->ic_flags & IEEE80211_CHAN_CCK) != 0) 171 #define IEEE80211_IS_CHAN_GFSK(_c) \ 172 (((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0) 173 174 /* ni_chan encoding for FH phy */ 175 #define IEEE80211_FH_CHANMOD 80 176 #define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat)) 177 #define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1) 178 #define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD) 179 180 /* 181 * 802.11 rate set. 182 */ 183 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 184 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 185 186 struct ieee80211_rateset { 187 uint8_t rs_nrates; 188 uint8_t rs_rates[IEEE80211_RATE_MAXSIZE]; 189 }; 190 191 #endif /* _NET80211__IEEE80211_H_ */ 192