From d5a069fe399dfcdea18414d3b42412a14870814d Mon Sep 17 00:00:00 2001 From: dyoung Date: Fri, 16 Jul 2004 02:56:50 +0000 Subject: [PATCH] Move ieee80211_channel definition and channel flags into ieee80211_channel.h, step #1. --- sys/net80211/ieee80211_channel.h | 98 ++++++++++++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 sys/net80211/ieee80211_channel.h diff --git a/sys/net80211/ieee80211_channel.h b/sys/net80211/ieee80211_channel.h new file mode 100644 index 000000000000..9e21e881b106 --- /dev/null +++ b/sys/net80211/ieee80211_channel.h @@ -0,0 +1,98 @@ +/* $NetBSD: ieee80211_channel.h,v 1.1 2004/07/16 02:56:50 dyoung Exp $ */ +/*- + * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef _NET80211_IEEE80211_CHANNEL_H_ +#define _NET80211_IEEE80211_CHANNEL_H_ + +/* + * net80211 channel definitions. + */ + +/* + * Channels are specified by frequency and attributes. + */ +struct ieee80211_channel { + u_int16_t ic_freq; /* setting in Mhz */ + u_int16_t ic_flags; /* see below */ +}; + +/* bits 0-3 are for private use by drivers */ +/* channel attributes */ +#define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */ +#define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */ +#define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */ +#define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */ +#define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */ +#define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */ +#define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */ +#define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */ + +/* + * Useful combinations of channel characteristics. + */ +#define IEEE80211_CHAN_FHSS \ + (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK) +#define IEEE80211_CHAN_A \ + (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM) +#define IEEE80211_CHAN_B \ + (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK) +#define IEEE80211_CHAN_PUREG \ + (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM) +#define IEEE80211_CHAN_G \ + (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN) +#define IEEE80211_CHAN_T \ + (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) + +#define IEEE80211_IS_CHAN_FHSS(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS) +#define IEEE80211_IS_CHAN_A(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) +#define IEEE80211_IS_CHAN_B(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) +#define IEEE80211_IS_CHAN_PUREG(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG) +#define IEEE80211_IS_CHAN_G(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) +#define IEEE80211_IS_CHAN_T(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_T) == IEEE80211_CHAN_T) + +#define IEEE80211_IS_CHAN_2GHZ(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0) +#define IEEE80211_IS_CHAN_5GHZ(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0) +#define IEEE80211_IS_CHAN_OFDM(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_OFDM) != 0) +#define IEEE80211_IS_CHAN_CCK(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_CCK) != 0) +#define IEEE80211_IS_CHAN_GFSK(_c) \ + (((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0) + +#endif /* _NET80211_IEEE80211_CHANNEL_H_ */