Current Path : /sys/net80211/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/net80211/ieee80211_superg.h |
/*- * Copyright (c) 2009 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. * * 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: release/9.1.0/sys/net80211/ieee80211_superg.h 191753 2009-05-02 20:16:55Z sam $ */ #ifndef _NET80211_IEEE80211_SUPERG_H_ #define _NET80211_IEEE80211_SUPERG_H_ /* * Atheros' 802.11 SuperG protocol support. */ /* * Atheros advanced capability information element. */ struct ieee80211_ath_ie { uint8_t ath_id; /* IEEE80211_ELEMID_VENDOR */ uint8_t ath_len; /* length in bytes */ uint8_t ath_oui[3]; /* ATH_OUI */ uint8_t ath_oui_type; /* ATH_OUI_TYPE */ uint8_t ath_oui_subtype; /* ATH_OUI_SUBTYPE */ uint8_t ath_version; /* spec revision */ uint8_t ath_capability; /* capability info */ #define ATHEROS_CAP_TURBO_PRIME 0x01 /* dynamic turbo--aka Turbo' */ #define ATHEROS_CAP_COMPRESSION 0x02 /* data compression */ #define ATHEROS_CAP_FAST_FRAME 0x04 /* fast (jumbo) frames */ #define ATHEROS_CAP_XR 0x08 /* Xtended Range support */ #define ATHEROS_CAP_AR 0x10 /* Advanded Radar support */ #define ATHEROS_CAP_BURST 0x20 /* Bursting - not negotiated */ #define ATHEROS_CAP_WME 0x40 /* CWMin tuning */ #define ATHEROS_CAP_BOOST 0x80 /* use turbo/!turbo mode */ uint8_t ath_defkeyix[2]; } __packed; #define ATH_OUI_VERSION 0x00 #define ATH_OUI_SUBTYPE 0x01 #ifdef _KERNEL struct ieee80211_stageq { struct mbuf *head; /* frames linked w/ m_nextpkt */ struct mbuf *tail; /* last frame in queue */ int depth; /* # items on head */ }; struct ieee80211_superg { /* fast-frames staging q */ struct ieee80211_stageq ff_stageq[WME_NUM_AC]; int ff_stageqdepth; /* cumulative depth */ }; void ieee80211_superg_attach(struct ieee80211com *); void ieee80211_superg_detach(struct ieee80211com *); void ieee80211_superg_vattach(struct ieee80211vap *); void ieee80211_superg_vdetach(struct ieee80211vap *); uint8_t *ieee80211_add_ath(uint8_t *, uint8_t, ieee80211_keyix); uint8_t *ieee80211_add_athcaps(uint8_t *, const struct ieee80211_node *); void ieee80211_parse_ath(struct ieee80211_node *, uint8_t *); int ieee80211_parse_athparams(struct ieee80211_node *, uint8_t *, const struct ieee80211_frame *); void ieee80211_ff_node_init(struct ieee80211_node *); void ieee80211_ff_node_cleanup(struct ieee80211_node *); struct mbuf *ieee80211_ff_check(struct ieee80211_node *, struct mbuf *); void ieee80211_ff_age(struct ieee80211com *, struct ieee80211_stageq *, int quanta); static __inline void ieee80211_ff_flush(struct ieee80211com *ic, int ac) { struct ieee80211_superg *sg = ic->ic_superg; if (sg != NULL && sg->ff_stageq[ac].depth) ieee80211_ff_age(ic, &sg->ff_stageq[ac], 0x7fffffff); } static __inline void ieee80211_ff_age_all(struct ieee80211com *ic, int quanta) { struct ieee80211_superg *sg = ic->ic_superg; if (sg != NULL && sg->ff_stageqdepth) { if (sg->ff_stageq[WME_AC_VO].depth) ieee80211_ff_age(ic, &sg->ff_stageq[WME_AC_VO], quanta); if (sg->ff_stageq[WME_AC_VI].depth) ieee80211_ff_age(ic, &sg->ff_stageq[WME_AC_VI], quanta); if (sg->ff_stageq[WME_AC_BE].depth) ieee80211_ff_age(ic, &sg->ff_stageq[WME_AC_BE], quanta); if (sg->ff_stageq[WME_AC_BK].depth) ieee80211_ff_age(ic, &sg->ff_stageq[WME_AC_BK], quanta); } } struct mbuf *ieee80211_ff_encap(struct ieee80211vap *, struct mbuf *, int, struct ieee80211_key *); struct mbuf *ieee80211_ff_decap(struct ieee80211_node *, struct mbuf *); static __inline struct mbuf * ieee80211_decap_fastframe(struct ieee80211vap *vap, struct ieee80211_node *ni, struct mbuf *m) { return IEEE80211_ATH_CAP(vap, ni, IEEE80211_NODE_FF) ? ieee80211_ff_decap(ni, m) : m; } #endif /* _KERNEL */ #endif /* _NET80211_IEEE80211_SUPERG_H_ */