Annotation of src/sys/net80211/_ieee80211.h, Revision 1.11
1.1 dyoung 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: *
1.2 dyoung 32: * $FreeBSD: src/sys/net80211/_ieee80211.h,v 1.3 2005/08/10 17:42:13 sam Exp $
1.1 dyoung 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 */
1.7 christos 41: IEEE80211_T_TURBO /* high rate OFDM, aka turbo mode */
1.1 dyoung 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 */
1.7 christos 53: IEEE80211_MODE_TURBO_G = 6 /* 2GHz, OFDM, 2x clock */
1.1 dyoung 54: };
1.7 christos 55: #define IEEE80211_MODE_MAX ((int)IEEE80211_MODE_TURBO_G + 1)
1.1 dyoung 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 */
1.7 christos 71: IEEE80211_PROT_RTSCTS = 2 /* RTS-CTS */
1.1 dyoung 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 */
1.7 christos 84: IEEE80211_AUTH_WPA = 5 /* WPA/RSN w/ 802.1x/PSK */
1.1 dyoung 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 */
1.7 christos 99: IEEE80211_ROAMING_MANUAL= 2 /* application control */
1.1 dyoung 100: };
101:
102: /*
103: * Channels are specified by frequency and attributes.
104: */
105: struct ieee80211_channel {
1.5 lukem 106: u_int16_t ic_freq; /* setting in MHz */
1.1 dyoung 107: u_int16_t ic_flags; /* see below */
108: };
109:
1.10 christos 110: extern const struct ieee80211_channel ieee80211_channel_anyc;
111:
1.1 dyoung 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'' */
1.10 christos 115: #define IEEE80211_CHAN_ANYC (__UNCONST(&ieee80211_channel_anyc))
1.1 dyoung 116:
117: /* bits 0-3 are for private use by drivers */
118: /* channel attributes */
1.11 ! mlelstv 119: #define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */
! 120: #define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */
! 121: #define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */
! 122: #define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */
! 123: #define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */
! 124: #define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */
! 125: #define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */
! 126: #define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */
! 127: #define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */
! 128: #define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */
! 129: #define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */
! 130: #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */
! 131: #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */
! 132: #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */
! 133: #define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */
! 134: #define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */
! 135: #define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */
! 136: #define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */
! 137: #define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */
! 138: #define IEEE80211_CHAN_VHT20 0x01000000 /* VHT20 channel */
! 139: #define IEEE80211_CHAN_VHT40U 0x02000000 /* VHT40 channel, ext above */
! 140: #define IEEE80211_CHAN_VHT40D 0x04000000 /* VHT40 channel, ext below */
! 141: #define IEEE80211_CHAN_VHT80 0x08000000 /* VHT80 channel */
! 142: #define IEEE80211_CHAN_VHT80_80 0x10000000 /* VHT80+80 channel */
! 143: #define IEEE80211_CHAN_VHT160 0x20000000 /* VHT160 channel */
! 144: #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */
! 145: #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */
! 146: #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */
! 147: #define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */
! 148: #define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */
! 149: #define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */
! 150: #define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */
! 151: #define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */
! 152:
! 153: #define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D)
! 154: #define IEEE80211_CHAN_HT (IEEE80211_CHAN_HT20 | IEEE80211_CHAN_HT40)
! 155:
! 156: #define IEEE80211_CHAN_VHT40 (IEEE80211_CHAN_VHT40U | IEEE80211_CHAN_VHT40D)
! 157: #define IEEE80211_CHAN_VHT (IEEE80211_CHAN_VHT20 | IEEE80211_CHAN_VHT40 \
! 158: | IEEE80211_CHAN_VHT80 | IEEE80211_CHAN_VHT80_80 \
! 159: | IEEE80211_CHAN_VHT160)
1.1 dyoung 160:
161: /*
162: * Useful combinations of channel characteristics.
163: */
164: #define IEEE80211_CHAN_FHSS \
165: (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK)
166: #define IEEE80211_CHAN_A \
167: (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
168: #define IEEE80211_CHAN_B \
169: (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
170: #define IEEE80211_CHAN_PUREG \
171: (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM)
172: #define IEEE80211_CHAN_G \
173: (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
174: #define IEEE80211_CHAN_T \
175: (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO)
176: #define IEEE80211_CHAN_108G \
177: (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO)
178:
1.4 dyoung 179: #define IEEE80211_CHAN_ALL \
180: (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_GFSK | \
181: IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN)
182: #define IEEE80211_CHAN_ALLTURBO \
183: (IEEE80211_CHAN_ALL | IEEE80211_CHAN_TURBO)
184:
1.9 christos 185: #define IEEE80211_IS_CHAN_ANYC(_c) \
186: ((_c) == IEEE80211_CHAN_ANYC)
187:
188: #define _IEEE80211_IS_CHAN(_c, _ch) \
1.10 christos 189: (((_c)->ic_flags & IEEE80211_CHAN_ ## _ch) == IEEE80211_CHAN_ ## _ch)
1.9 christos 190:
191: #define IEEE80211_IS_CHAN_FHSS(_c) _IEEE80211_IS_CHAN(_c, FHSS)
192: #define IEEE80211_IS_CHAN_A(_c) _IEEE80211_IS_CHAN(_c, A)
193: #define IEEE80211_IS_CHAN_B(_c) _IEEE80211_IS_CHAN(_c, B)
194: #define IEEE80211_IS_CHAN_PUREG(_c) _IEEE80211_IS_CHAN(_c, PUREG)
195: #define IEEE80211_IS_CHAN_G(_c) _IEEE80211_IS_CHAN(_c, G)
196: #define IEEE80211_IS_CHAN_ANYG(_c) _IEEE80211_IS_CHAN(_c, ANYG)
197: #define IEEE80211_IS_CHAN_T(_c) _IEEE80211_IS_CHAN(_c, T)
198: #define IEEE80211_IS_CHAN_108G(_c) _IEEE80211_IS_CHAN(_c, 108G)
199:
200: #define IEEE80211_IS_CHAN_2GHZ(_c) _IEEE80211_IS_CHAN(_c, 2GHZ)
201: #define IEEE80211_IS_CHAN_5GHZ(_c) _IEEE80211_IS_CHAN(_c, 5GHZ)
202: #define IEEE80211_IS_CHAN_OFDM(_c) _IEEE80211_IS_CHAN(_c, OFDM)
203: #define IEEE80211_IS_CHAN_CCK(_c) _IEEE80211_IS_CHAN(_c, CCK)
204: #define IEEE80211_IS_CHAN_GFSK(_c) _IEEE80211_IS_CHAN(_c, GFSK)
205: #define IEEE80211_IS_CHAN_HALF(_c) _IEEE80211_IS_CHAN(_c, HALF)
206: #define IEEE80211_IS_CHAN_QUARTER(_c) _IEEE80211_IS_CHAN(_c, QUARTER)
1.6 degroote 207: #define IEEE80211_IS_CHAN_FULL(_c) \
1.9 christos 208: (!IEEE80211_IS_CHAN_ANYC(_c) && \
209: ((_c)->ic_flags & (IEEE80211_CHAN_QUARTER | IEEE80211_CHAN_HALF)) == 0)
210:
211: #define IEEE80211_IS_CHAN_GSM(_c) _IEEE80211_IS_CHAN(_c, GSM)
212: #define IEEE80211_IS_CHAN_PASSIVE(_c) _IEEE80211_IS_CHAN(_c, PASSIVE)
1.6 degroote 213:
1.1 dyoung 214:
215: /* ni_chan encoding for FH phy */
216: #define IEEE80211_FH_CHANMOD 80
217: #define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat))
218: #define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1)
219: #define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD)
220:
221: /*
222: * 802.11 rate set.
223: */
224: #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */
225: #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */
226:
227: struct ieee80211_rateset {
228: u_int8_t rs_nrates;
229: u_int8_t rs_rates[IEEE80211_RATE_MAXSIZE];
230: };
231:
1.8 cegger 232: extern const struct ieee80211_rateset ieee80211_std_rateset_11a;
233: extern const struct ieee80211_rateset ieee80211_std_rateset_11b;
234: extern const struct ieee80211_rateset ieee80211_std_rateset_11g;
235:
1.3 elad 236: #endif /* !_NET80211__IEEE80211_H_ */
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