/*-

 * Copyright (c) 2001 Atsushi Onoe

 * Copyright (c) 2002-2005 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.

 *

 * $FreeBSD: src/sys/net80211/ieee80211.h,v 1.10 2005/07/22 16:55:27 sam Exp $

 */

#ifndef _NET80211_IEEE80211_H_

#define _NET80211_IEEE80211_H_

/*

 * 802.11 protocol definitions.

 */

#define IEEE80211_FC0_VERSION_MASK    0x03

#define IEEE80211_FC0_VERSION_SHIFT   0

#define IEEE80211_FC0_VERSION_0     0x00

#define IEEE80211_FC0_TYPE_MASK     0x0c

#define IEEE80211_FC0_TYPE_SHIFT    2

#define IEEE80211_FC0_TYPE_MGT      0x00

#define IEEE80211_FC0_TYPE_CTL      0x04

#define IEEE80211_FC0_TYPE_DATA     0x08

#define IEEE80211_FC0_SUBTYPE_MASK    0xf0

#define IEEE80211_FC0_SUBTYPE_SHIFT   4

/* for TYPE_MGT */

#define IEEE80211_FC0_SUBTYPE_ASSOC_REQ   0x00

#define IEEE80211_FC0_SUBTYPE_ASSOC_RESP  0x10

#define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20

#define IEEE80211_FC0_SUBTYPE_REASSOC_RESP  0x30

#define IEEE80211_FC0_SUBTYPE_PROBE_REQ   0x40

#define IEEE80211_FC0_SUBTYPE_PROBE_RESP  0x50

#define IEEE80211_FC0_SUBTYPE_BEACON    0x80

#define IEEE80211_FC0_SUBTYPE_ATIM    0x90

#define IEEE80211_FC0_SUBTYPE_DISASSOC    0xa0

#define IEEE80211_FC0_SUBTYPE_AUTH    0xb0

#define IEEE80211_FC0_SUBTYPE_DEAUTH    0xc0

/* for TYPE_CTL */

#define IEEE80211_FC0_SUBTYPE_BAR   0x80

#define IEEE80211_FC0_SUBTYPE_BA    0x90

#define IEEE80211_FC0_SUBTYPE_PS_POLL   0xa0

#define IEEE80211_FC0_SUBTYPE_RTS   0xb0

#define IEEE80211_FC0_SUBTYPE_CTS   0xc0

#define IEEE80211_FC0_SUBTYPE_ACK   0xd0

#define IEEE80211_FC0_SUBTYPE_CF_END    0xe0

#define IEEE80211_FC0_SUBTYPE_CF_END_ACK  0xf0

/* for TYPE_DATA (bit combination) */

#define IEEE80211_FC0_SUBTYPE_DATA    0x00

#define IEEE80211_FC0_SUBTYPE_CF_ACK    0x10

#define IEEE80211_FC0_SUBTYPE_CF_POLL   0x20

#define IEEE80211_FC0_SUBTYPE_CF_ACPL   0x30

#define IEEE80211_FC0_SUBTYPE_NODATA    0x40

#define IEEE80211_FC0_SUBTYPE_NODATA_CF_ACK 0x50

#define IEEE80211_FC0_SUBTYPE_NODATA_CF_POLL  0x60

#define IEEE80211_FC0_SUBTYPE_NODATA_CF_ACPL  0x70

#define IEEE80211_FC0_SUBTYPE_QOS   0x80

#define IEEE80211_FC0_SUBTYPE_QOS_NULL    0xc0

#define IEEE80211_FC1_DIR_MASK      0x03

#define IEEE80211_FC1_DIR_NODS      0x00  /* STA->STA */

#define IEEE80211_FC1_DIR_TODS      0x01  /* STA->AP  */

#define IEEE80211_FC1_DIR_FROMDS    0x02  /* AP ->STA */

#define IEEE80211_FC1_DIR_DSTODS    0x03  /* AP ->AP  */

#define IEEE80211_FC1_MORE_FRAG     0x04

#define IEEE80211_FC1_RETRY     0x08

#define IEEE80211_FC1_PWR_MGT     0x10

#define IEEE80211_FC1_MORE_DATA     0x20

#define IEEE80211_FC1_WEP     0x40

#define IEEE80211_FC1_ORDER     0x80

#define IEEE80211_SEQ_FRAG_MASK     0x000f

#define IEEE80211_SEQ_FRAG_SHIFT    0

#define IEEE80211_SEQ_SEQ_MASK      0xfff0

#define IEEE80211_SEQ_SEQ_SHIFT     4

#define IEEE80211_NWID_LEN      32

#define IEEE80211_QOS_TXOP      0x00ff

/* bit 8 is reserved */

#define IEEE80211_QOS_ACKPOLICY     0x60

#define IEEE80211_QOS_ACKPOLICY_S   5

#define IEEE80211_QOS_ESOP      0x10

#define IEEE80211_QOS_ESOP_S      4

#define IEEE80211_QOS_TID     0x0f

#define IEEE80211_MGT_SUBTYPE_NAMES {     \

  "assoc-req",    "assoc-resp",   \

  "reassoc-req",    "reassoc-resp",   \

  "probe-req",    "probe-resp",   \

  "reserved#6",   "reserved#7",   \

  "beacon",   "atim",     \

  "disassoc",   "auth",     \

  "deauth",   "reserved#13",    \

  "reserved#14",    "reserved#15"   \

}

#define IEEE80211_CTL_SUBTYPE_NAMES {     \

  "reserved#0",   "reserved#1",   \

  "reserved#2",   "reserved#3",   \

  "reserved#3",   "reserved#5",   \

  "reserved#6",   "reserved#7",   \

  "bar",      "ba",     \

  "ps-poll",    "rts",      \

  "cts",      "ack",      \

  "cf-end",   "cf-end-ack"    \

}

#define IEEE80211_DATA_SUBTYPE_NAMES {      \

  "data",     "data-cf-ack",    \

  "data-cf-poll",   "data-cf-ack-poll", \

  "null",     "cf-ack",   \

  "cf-poll",    "cf-ack-poll",    \

  "qos-data",   "qos-data-cf-ack",  \

  "qos-data-cf-poll", "qos-data-cf-ack-poll", \

  "qos",      "reserved#13",    \

  "qos-cf-poll",    "qos-cf-ack-poll" \

}

#define IEEE80211_TYPE_NAMES  { "mgt", "ctl", "data", "reserved#4" }

#endif /* _NET80211_IEEE80211_H_ */