ieee80211_tdma.h revision 189981
1186904Ssam/*- 2186904Ssam * Copyright (c) 2007-2009 Sam Leffler, Errno Consulting 3186904Ssam * Copyright (c) 2007-2009 Intel Corporation 4186904Ssam * All rights reserved. 5186904Ssam * 6186904Ssam * Redistribution and use in source and binary forms, with or without 7186904Ssam * modification, are permitted provided that the following conditions 8186904Ssam * are met: 9186904Ssam * 1. Redistributions of source code must retain the above copyright 10186904Ssam * notice, this list of conditions and the following disclaimer. 11186904Ssam * 2. Redistributions in binary form must reproduce the above copyright 12186904Ssam * notice, this list of conditions and the following disclaimer in the 13186904Ssam * documentation and/or other materials provided with the distribution. 14186904Ssam * 15186904Ssam * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16186904Ssam * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17186904Ssam * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18186904Ssam * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19186904Ssam * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20186904Ssam * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21186904Ssam * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22186904Ssam * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23186904Ssam * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24186904Ssam * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25186904Ssam * 26186904Ssam * $FreeBSD: head/sys/net80211/ieee80211_tdma.h 189981 2009-03-18 19:38:39Z sam $ 27186904Ssam */ 28186904Ssam#ifndef _NET80211_IEEE80211_TDMA_H_ 29186904Ssam#define _NET80211_IEEE80211_TDMA_H_ 30186904Ssam 31186904Ssam/* 32186904Ssam * TDMA-mode implementation definitions. 33186904Ssam */ 34186904Ssamstruct ieee80211_tdma_state { 35186904Ssam u_int tdma_slotlen; /* bss slot length (us) */ 36189980Ssam uint8_t tdma_version; /* protocol version to use */ 37186904Ssam uint8_t tdma_slotcnt; /* bss slot count */ 38186904Ssam uint8_t tdma_bintval; /* beacon interval (slots) */ 39186904Ssam uint8_t tdma_slot; /* station slot # */ 40186904Ssam uint8_t tdma_inuse[1]; /* mask of slots in use */ 41186904Ssam uint8_t tdma_active[1]; /* mask of active slots */ 42186904Ssam int tdma_count; /* active/inuse countdown */ 43189981Ssam void *tdma_peer; /* peer station cookie */ 44189981Ssam struct timeval tdma_lastprint; /* time of last rate-limited printf */ 45189981Ssam int tdma_fails; /* fail count for rate-limiting */ 46186904Ssam 47186904Ssam /* parent method pointers */ 48186904Ssam int (*tdma_newstate)(struct ieee80211vap *, enum ieee80211_state, 49186904Ssam int arg); 50186904Ssam void (*tdma_recv_mgmt)(struct ieee80211_node *, 51186904Ssam struct mbuf *, int, int, int, uint32_t); 52186904Ssam void (*tdma_opdetach)(struct ieee80211vap *); 53186904Ssam}; 54189980Ssam 55189980Ssam#define TDMA_UPDATE_SLOT 0x0001 /* tdma_slot changed */ 56189980Ssam#define TDMA_UPDATE_SLOTCNT 0x0002 /* tdma_slotcnt changed */ 57189980Ssam#define TDMA_UPDATE_SLOTLEN 0x0004 /* tdma_slotlen changed */ 58189980Ssam#define TDMA_UPDATE_BINTVAL 0x0008 /* tdma_bintval changed */ 59186904Ssam 60186904Ssamvoid ieee80211_tdma_vattach(struct ieee80211vap *); 61186904Ssam 62186904Ssamint ieee80211_tdma_getslot(struct ieee80211vap *vap); 63186904Ssamvoid ieee80211_parse_tdma(struct ieee80211_node *ni, const uint8_t *ie); 64186904Ssamuint8_t *ieee80211_add_tdma(uint8_t *frm, struct ieee80211vap *vap); 65186904Ssamstruct ieee80211_beacon_offsets; 66186904Ssamvoid ieee80211_tdma_update_beacon(struct ieee80211vap *vap, 67186904Ssam struct ieee80211_beacon_offsets *bo); 68186904Ssamstruct ieee80211req; 69186904Ssamint ieee80211_tdma_ioctl_get80211(struct ieee80211vap *vap, 70186904Ssam struct ieee80211req *ireq); 71186904Ssamint ieee80211_tdma_ioctl_set80211(struct ieee80211vap *vap, 72186904Ssam struct ieee80211req *ireq); 73186904Ssam#endif /* !_NET80211_IEEE80211_TDMA_H_ */ 74