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NetBSD/sys/net80211/ieee80211_var.h

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/* $NetBSD: ieee80211_var.h,v 1.18 2004/08/10 00:57:22 dyoung Exp $ */
/*-
* Copyright (c) 2001 Atsushi Onoe
* 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.
*
* $FreeBSD: src/sys/net80211/ieee80211_var.h,v 1.15 2004/04/05 22:10:26 sam Exp $
*/
#ifndef _NET80211_IEEE80211_VAR_H_
#define _NET80211_IEEE80211_VAR_H_
/*
* Definitions for IEEE 802.11 drivers.
*/
/* NB: portability glue must go first */
#ifdef __NetBSD__
#include <net80211/ieee80211_netbsd.h>
#elif __FreeBSD__
#include <net80211/ieee80211_freebsd.h>
#elif __linux__
#include <net80211/ieee80211_linux.h>
#else
#error "No support for your operating system!"
#endif
#include <sys/queue.h>
#include <net80211/ieee80211.h>
#include <net80211/ieee80211_crypto.h>
#include <net80211/ieee80211_ioctl.h> /* for ieee80211_stats */
#include <net80211/ieee80211_node.h>
#include <net80211/ieee80211_proto.h>
#include <net80211/ieee80211_channel.h>
#define IEEE80211_CHAN_MAX 255
#define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */
#define IEEE80211_CHAN_ANYC \
((struct ieee80211_channel *) IEEE80211_CHAN_ANY)
#define IEEE80211_TXPOWER_MAX 100 /* max power */
#define IEEE80211_TXPOWER_MIN 0 /* kill radio (if possible) */
enum ieee80211_phytype {
IEEE80211_T_DS, /* direct sequence spread spectrum */
IEEE80211_T_FH, /* frequency hopping */
IEEE80211_T_OFDM, /* frequency division multiplexing */
IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */
};
#define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */
/* XXX not really a mode; there are really multiple PHY's */
enum ieee80211_phymode {
IEEE80211_MODE_AUTO = 0, /* autoselect */
IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */
IEEE80211_MODE_11B = 2, /* 2GHz, CCK */
IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */
IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */
IEEE80211_MODE_TURBO = 5, /* 5GHz, OFDM, 2x clock */
};
#define IEEE80211_MODE_MAX (IEEE80211_MODE_TURBO+1)
enum ieee80211_opmode {
IEEE80211_M_STA = 1, /* infrastructure station */
IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */
IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */
IEEE80211_M_HOSTAP = 6, /* Software Access Point */
IEEE80211_M_MONITOR = 8 /* Monitor mode */
};
/*
* 802.11g protection mode.
*/
enum ieee80211_protmode {
IEEE80211_PROT_NONE = 0, /* no protection */
IEEE80211_PROT_CTSONLY = 1, /* CTS to self */
IEEE80211_PROT_RTSCTS = 2, /* RTS-CTS */
};
/* ni_chan encoding for FH phy */
#define IEEE80211_FH_CHANMOD 80
#define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat))
#define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1)
#define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD)
#define IEEE80211_PS_SLEEP 0x1 /* STA is in power saving mode */
#define IEEE80211_PS_MAX_QUEUE 50 /* maximum saved packets */
struct ieee80211com {
#ifdef __NetBSD__
struct ethercom ic_ec;
#else
struct arpcom ic_ac;
#endif
LIST_ENTRY(ieee80211com) ic_list; /* chain of all ieee80211com */
void (*ic_recv_mgmt)(struct ieee80211com *,
struct mbuf *, struct ieee80211_node *,
int, int, u_int32_t);
int (*ic_send_mgmt)(struct ieee80211com *,
struct ieee80211_node *, int, int);
int (*ic_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
void (*ic_newassoc)(struct ieee80211com *,
struct ieee80211_node *, int);
int (*ic_set_tim)(struct ieee80211com *, int, int);
u_int8_t ic_myaddr[IEEE80211_ADDR_LEN];
struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX+1];
u_char ic_chan_avail[roundup(IEEE80211_CHAN_MAX,NBBY)];
u_char ic_chan_active[roundup(IEEE80211_CHAN_MAX, NBBY)];
u_char ic_chan_scan[roundup(IEEE80211_CHAN_MAX,NBBY)];
struct ifqueue ic_mgtq;
struct ifqueue ic_pwrsaveq;
u_int32_t ic_flags; /* state flags */
u_int32_t ic_caps; /* capabilities */
u_int16_t ic_modecaps; /* set of mode capabilities */
u_int16_t ic_curmode; /* current mode */
enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */
enum ieee80211_opmode ic_opmode; /* operation mode */
enum ieee80211_state ic_state; /* 802.11 state */
enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */
u_int32_t *ic_aid_bitmap;
u_int16_t ic_max_aid;
struct ifmedia ic_media; /* interface media config */
#ifdef __FreeBSD__
struct bpf_if *ic_rawbpf; /* packet filter structure */
#else
caddr_t ic_rawbpf; /* packet filter structure */
#endif
struct ieee80211_node *ic_bss; /* information for this node */
struct ieee80211_channel *ic_ibss_chan;
int ic_fixed_rate; /* index to ic_sup_rates[] */
u_int16_t ic_rtsthreshold;
u_int16_t ic_fragthreshold;
ieee80211_node_lock_t ic_nodelock; /* on node table */
u_int ic_scangen; /* gen# for timeout scan */
struct ieee80211_node *(*ic_node_alloc)(struct ieee80211com *);
void (*ic_node_free)(struct ieee80211com *,
struct ieee80211_node *);
void (*ic_node_copy)(struct ieee80211com *,
struct ieee80211_node *,
const struct ieee80211_node *);
u_int8_t (*ic_node_getrssi)(struct ieee80211com *,
struct ieee80211_node *);
TAILQ_HEAD(, ieee80211_node) ic_node; /* information of all nodes
* LRU at tail
*/
int ic_nnodes; /* length of ic_nnodes */
int ic_max_nnodes; /* max length of ic_nnodes */
LIST_HEAD(, ieee80211_node) ic_hash[IEEE80211_NODE_HASHSIZE];
u_int16_t ic_lintval; /* listen interval */
u_int16_t ic_holdover; /* PM hold over duration */
u_int16_t ic_txmin; /* min tx retry count */
u_int16_t ic_txmax; /* max tx retry count */
u_int16_t ic_txlifetime; /* tx lifetime */
u_int16_t ic_txpower; /* tx power setting (dbM) */
u_int16_t ic_bmisstimeout;/* beacon miss threshold (ms) */
int ic_mgt_timer; /* mgmt timeout */
int ic_inact_timer; /* inactivity timer wait */
int ic_des_esslen;
u_int8_t ic_des_essid[IEEE80211_NWID_LEN];
struct ieee80211_channel *ic_des_chan; /* desired channel */
u_int8_t ic_des_bssid[IEEE80211_ADDR_LEN];
struct ieee80211_wepkey ic_nw_keys[IEEE80211_WEP_NKID];
int ic_wep_txkey; /* default tx key index */
void *ic_wep_ctx; /* wep crypt context */
u_int32_t ic_iv; /* initial vector for wep */
struct ieee80211_stats ic_stats; /* statistics */
struct timeval ic_last_merge_print; /* for rate-limiting
* IBSS merge print-outs
*/
};
#ifdef __NetBSD__
#define ic_if ic_ec.ec_if
#else
#define ic_if ic_ac.ac_if
#endif
#define ic_softc ic_if.if_softc
LIST_HEAD(ieee80211com_head, ieee80211com);
extern struct ieee80211com_head ieee80211com_head;
#define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0)
#define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN)
/* ic_flags */
#define IEEE80211_F_ASCAN 0x00000001 /* STATUS: active scan */
#define IEEE80211_F_SIBSS 0x00000002 /* STATUS: start IBSS */
#define IEEE80211_F_PRIVACY 0x00000100 /* CONF: WEP enabled */
#define IEEE80211_F_IBSSON 0x00000200 /* CONF: IBSS creation enable */
#define IEEE80211_F_PMGTON 0x00000400 /* CONF: Power mgmt enable */
#define IEEE80211_F_DESBSSID 0x00000800 /* CONF: des_bssid is set */
#define IEEE80211_F_SCANAP 0x00001000 /* CONF: Scanning AP */
#define IEEE80211_F_ROAMING 0x00002000 /* CONF: roaming enabled */
#define IEEE80211_F_SWRETRY 0x00004000 /* CONF: sw tx retry enabled */
#define IEEE80211_F_TXPMGT 0x00018000 /* STATUS: tx power */
#define IEEE80211_F_TXPOW_OFF 0x00000000 /* TX Power: radio disabled */
#define IEEE80211_F_TXPOW_FIXED 0x00008000 /* TX Power: fixed rate */
#define IEEE80211_F_TXPOW_AUTO 0x00010000 /* TX Power: undefined */
#define IEEE80211_F_SHSLOT 0x00020000 /* CONF: short slot time */
#define IEEE80211_F_SHPREAMBLE 0x00040000 /* CONF: short preamble */
#define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */
#define IEEE80211_F_USEBARKER 0x00200000 /* STATUS: use barker preamble*/
/* ic_caps */
#define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */
#define IEEE80211_C_IBSS 0x00000002 /* CAPABILITY: IBSS available */
#define IEEE80211_C_PMGT 0x00000004 /* CAPABILITY: Power mgmt */
#define IEEE80211_C_HOSTAP 0x00000008 /* CAPABILITY: HOSTAP avail */
#define IEEE80211_C_AHDEMO 0x00000010 /* CAPABILITY: Old Adhoc Demo */
#define IEEE80211_C_SWRETRY 0x00000020 /* CAPABILITY: sw tx retry */
#define IEEE80211_C_TXPMGT 0x00000040 /* CAPABILITY: tx power mgmt */
#define IEEE80211_C_SHSLOT 0x00000080 /* CAPABILITY: short slottime */
#define IEEE80211_C_SHPREAMBLE 0x00000100 /* CAPABILITY: short preamble */
#define IEEE80211_C_MONITOR 0x00000200 /* CAPABILITY: monitor mode */
/* flags for ieee80211_fix_rate() */
#define IEEE80211_F_DOSORT 0x00000001 /* sort rate list */
#define IEEE80211_F_DOFRATE 0x00000002 /* use fixed rate */
#define IEEE80211_F_DONEGO 0x00000004 /* calc negotiated rate */
#define IEEE80211_F_DODEL 0x00000008 /* delete ignore rate */
void ieee80211_ifattach(struct ifnet *);
void ieee80211_ifdetach(struct ifnet *);
void ieee80211_media_init(struct ifnet *, ifm_change_cb_t, ifm_stat_cb_t);
int ieee80211_media_change(struct ifnet *);
void ieee80211_media_status(struct ifnet *, struct ifmediareq *);
int ieee80211_ioctl(struct ifnet *, u_long, caddr_t);
int ieee80211_get_rate(struct ieee80211com *);
int ieee80211_cfgget(struct ifnet *, u_long, caddr_t);
int ieee80211_cfgset(struct ifnet *, u_long, caddr_t);
void ieee80211_watchdog(struct ifnet *);
int ieee80211_fix_rate(struct ieee80211com *, struct ieee80211_node *, int);
int ieee80211_rate2media(struct ieee80211com *, int,
enum ieee80211_phymode);
int ieee80211_media2rate(int);
u_int ieee80211_mhz2ieee(u_int, u_int);
u_int ieee80211_chan2ieee(struct ieee80211com *, struct ieee80211_channel *);
u_int ieee80211_ieee2mhz(u_int, u_int);
int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
enum ieee80211_phymode ieee80211_chan2mode(struct ieee80211com *,
struct ieee80211_channel *);
#define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */
#define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */
#define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */
#define IEEE80211_MSG_INPUT 0x08000000 /* input handling */
#define IEEE80211_MSG_XRATE 0x04000000 /* rate set handling */
#define IEEE80211_MSG_ELEMID 0x02000000 /* element id parsing */
#define IEEE80211_MSG_NODE 0x01000000 /* node handling */
#define IEEE80211_MSG_ASSOC 0x00800000 /* association handling */
#define IEEE80211_MSG_AUTH 0x00400000 /* authentication handling */
#define IEEE80211_MSG_SCAN 0x00200000 /* scanning */
#define IEEE80211_MSG_OUTPUT 0x00100000 /* output handling */
#define IEEE80211_MSG_STATE 0x00080000 /* state machine */
#define IEEE80211_MSG_POWER 0x00040000 /* power save handling */
#define IEEE80211_MSG_DOT1X 0x00020000 /* 802.1x authenticator */
#define IEEE80211_MSG_DOT1XSM 0x00010000 /* 802.1x state machine */
#define IEEE80211_MSG_RADIUS 0x00008000 /* 802.1x radius client */
#define IEEE80211_MSG_RADDUMP 0x00004000 /* dump 802.1x radius packets */
#define IEEE80211_MSG_RADKEYS 0x00002000 /* dump 802.1x keys */
#define IEEE80211_MSG_WPA 0x00001000 /* WPA/RSN protocol */
#define IEEE80211_MSG_ACL 0x00000800 /* ACL handling */
#define IEEE80211_MSG_ANY 0xffffffff /* anything */
#ifdef IEEE80211_DEBUG
extern int ieee80211_debug;
#define IEEE80211_DPRINTF(_ic, _m, _args) do { \
if (ieee80211_debug & (_m)) \
printf _args; \
} while (0)
#define ieee80211_msg_debug(_ic) \
(ieee80211_debug & IEEE80211_MSG_DEBUG)
#define ieee80211_msg_dumppkts(_ic) \
(ieee80211_debug & IEEE80211_MSG_DUMPPKTS)
#define ieee80211_msg_input(_ic) \
(ieee80211_debug & IEEE80211_MSG_INPUT)
#define ieee80211_msg_radius(_ic) \
(ieee80211_debug & IEEE80211_MSG_RADIUS)
#define ieee80211_msg_dumpradius(_ic) \
(ieee80211_debug & IEEE80211_MSG_RADDUMP)
#define ieee80211_msg_dumpradkeys(_ic) \
(ieee80211_debug & IEEE80211_MSG_RADKEYS)
#define ieee80211_msg_scan(_ic) \
(ieee80211_debug & IEEE80211_MSG_SCAN)
#else
#define IEEE80211_DPRINTF(_ic, _fmt, ...)
#endif
extern int ieee80211_cache_size;
#endif /* _NET80211_IEEE80211_VAR_H_ */
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