99 lines
4.1 KiB
C
99 lines
4.1 KiB
C
/* $NetBSD: ieee80211_channel.h,v 1.1 2004/07/16 02:56:50 dyoung Exp $ */
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/*-
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* Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _NET80211_IEEE80211_CHANNEL_H_
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#define _NET80211_IEEE80211_CHANNEL_H_
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/*
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* net80211 channel definitions.
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*/
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/*
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* Channels are specified by frequency and attributes.
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*/
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struct ieee80211_channel {
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u_int16_t ic_freq; /* setting in Mhz */
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u_int16_t ic_flags; /* see below */
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};
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/* bits 0-3 are for private use by drivers */
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/* channel attributes */
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#define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */
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#define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */
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#define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */
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#define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */
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#define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */
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#define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */
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#define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */
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#define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */
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/*
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* Useful combinations of channel characteristics.
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*/
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#define IEEE80211_CHAN_FHSS \
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(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK)
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#define IEEE80211_CHAN_A \
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(IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
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#define IEEE80211_CHAN_B \
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(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
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#define IEEE80211_CHAN_PUREG \
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(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM)
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#define IEEE80211_CHAN_G \
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(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
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#define IEEE80211_CHAN_T \
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(IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO)
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#define IEEE80211_IS_CHAN_FHSS(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS)
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#define IEEE80211_IS_CHAN_A(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)
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#define IEEE80211_IS_CHAN_B(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)
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#define IEEE80211_IS_CHAN_PUREG(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG)
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#define IEEE80211_IS_CHAN_G(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)
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#define IEEE80211_IS_CHAN_T(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_T) == IEEE80211_CHAN_T)
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#define IEEE80211_IS_CHAN_2GHZ(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0)
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#define IEEE80211_IS_CHAN_5GHZ(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0)
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#define IEEE80211_IS_CHAN_OFDM(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_OFDM) != 0)
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#define IEEE80211_IS_CHAN_CCK(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_CCK) != 0)
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#define IEEE80211_IS_CHAN_GFSK(_c) \
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(((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0)
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#endif /* _NET80211_IEEE80211_CHANNEL_H_ */
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