wlan - Rip out all wlan locks part 1/2
[dragonfly.git] / sys / netproto / 802_11 / ieee80211_ageq.h
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1/*-
2 * Copyright (c) 2009 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD: head/sys/net80211/ieee80211_ageq.h 195379 2009-07-05 18:17:37Z sam $
26 * $DragonFly$
27 */
28#ifndef _NET80211_IEEE80211_STAGEQ_H_
29#define _NET80211_IEEE80211_STAGEQ_H_
30
31struct ieee80211_node;
32struct mbuf;
33
34struct ieee80211_ageq {
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35 int aq_len; /* # items on queue */
36 int aq_maxlen; /* max queue length */
37 int aq_drops; /* frames dropped */
38 struct mbuf *aq_head; /* frames linked w/ m_nextpkt */
39 struct mbuf *aq_tail; /* last frame in queue */
40};
41
42void ieee80211_ageq_init(struct ieee80211_ageq *, int maxlen,
43 const char *name);
44void ieee80211_ageq_cleanup(struct ieee80211_ageq *);
45void ieee80211_ageq_mfree(struct mbuf *);
46int ieee80211_ageq_append(struct ieee80211_ageq *, struct mbuf *,
47 int age);
48void ieee80211_ageq_drain(struct ieee80211_ageq *);
49void ieee80211_ageq_drain_node(struct ieee80211_ageq *,
50 struct ieee80211_node *);
51struct mbuf *ieee80211_ageq_age(struct ieee80211_ageq *, int quanta);
52struct mbuf *ieee80211_ageq_remove(struct ieee80211_ageq *,
53 struct ieee80211_node *match);
54#endif /* _NET80211_IEEE80211_STAGEQ_H_ */