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67 lines
2.8 KiB
C
67 lines
2.8 KiB
C
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/*-
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* Copyright (c) 2007-2009 Sam Leffler, Errno Consulting
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* Copyright (c) 2007-2009 Intel Corporation
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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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*
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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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* $FreeBSD$
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*/
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#ifndef _NET80211_IEEE80211_TDMA_H_
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#define _NET80211_IEEE80211_TDMA_H_
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/*
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* TDMA-mode implementation definitions.
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*/
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struct ieee80211_tdma_state {
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u_int tdma_slotlen; /* bss slot length (us) */
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uint8_t tdma_slotcnt; /* bss slot count */
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uint8_t tdma_bintval; /* beacon interval (slots) */
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uint8_t tdma_slot; /* station slot # */
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uint8_t tdma_inuse[1]; /* mask of slots in use */
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#define IEEE80211_TDMA_MAXSLOTS 8
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void *tdma_peer; /* peer station cookie */
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uint8_t tdma_active[1]; /* mask of active slots */
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int tdma_count; /* active/inuse countdown */
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/* parent method pointers */
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int (*tdma_newstate)(struct ieee80211vap *, enum ieee80211_state,
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int arg);
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void (*tdma_recv_mgmt)(struct ieee80211_node *,
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struct mbuf *, int, int, int, uint32_t);
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void (*tdma_opdetach)(struct ieee80211vap *);
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};
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void ieee80211_tdma_vattach(struct ieee80211vap *);
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int ieee80211_tdma_getslot(struct ieee80211vap *vap);
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void ieee80211_parse_tdma(struct ieee80211_node *ni, const uint8_t *ie);
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uint8_t *ieee80211_add_tdma(uint8_t *frm, struct ieee80211vap *vap);
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struct ieee80211_beacon_offsets;
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void ieee80211_tdma_update_beacon(struct ieee80211vap *vap,
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struct ieee80211_beacon_offsets *bo);
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struct ieee80211req;
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int ieee80211_tdma_ioctl_get80211(struct ieee80211vap *vap,
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struct ieee80211req *ireq);
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int ieee80211_tdma_ioctl_set80211(struct ieee80211vap *vap,
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struct ieee80211req *ireq);
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#endif /* !_NET80211_IEEE80211_TDMA_H_ */
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