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 | |