mirror of
https://github.com/vanhoefm/fragattacks.git
synced 2024-11-25 00:38:24 -05:00
138 lines
2.8 KiB
C
138 lines
2.8 KiB
C
/*
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* hostapd / WMM (Wi-Fi Multimedia)
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* Copyright 2002-2003, Instant802 Networks, Inc.
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* Copyright 2005-2006, Devicescape Software, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#ifndef WME_H
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#define WME_H
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#ifdef __linux__
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#include <endian.h>
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#endif /* __linux__ */
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#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__)
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#include <sys/types.h>
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#include <sys/endian.h>
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#endif /* defined(__FreeBSD__) || defined(__NetBSD__) ||
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* defined(__DragonFly__) */
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extern inline u16 tsinfo(int tag1d, int contention_based, int direction)
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{
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return (tag1d << 11) | (contention_based << 7) | (direction << 5) |
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(tag1d << 1);
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}
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struct wme_information_element {
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/* required fields for WME version 1 */
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u8 oui[3];
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u8 oui_type;
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u8 oui_subtype;
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u8 version;
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u8 acInfo;
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} __attribute__ ((packed));
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struct wme_ac_parameter {
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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/* byte 1 */
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u8 aifsn:4,
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acm:1,
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aci:2,
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reserved:1;
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/* byte 2 */
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u8 eCWmin:4,
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eCWmax:4;
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#elif __BYTE_ORDER == __BIG_ENDIAN
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/* byte 1 */
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u8 reserved:1,
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aci:2,
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acm:1,
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aifsn:4;
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/* byte 2 */
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u8 eCWmax:4,
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eCWmin:4;
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#else
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#error "Please fix <endian.h>"
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#endif
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/* bytes 3 & 4 */
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le16 txopLimit;
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} __attribute__ ((packed));
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struct wme_parameter_element {
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/* required fields for WME version 1 */
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u8 oui[3];
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u8 oui_type;
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u8 oui_subtype;
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u8 version;
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u8 acInfo;
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u8 reserved;
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struct wme_ac_parameter ac[4];
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} __attribute__ ((packed));
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struct wme_tspec_info_element {
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u8 eid;
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u8 length;
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u8 oui[3];
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u8 oui_type;
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u8 oui_subtype;
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u8 version;
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u16 ts_info;
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u16 nominal_msdu_size;
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u16 maximum_msdu_size;
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u32 minimum_service_interval;
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u32 maximum_service_interval;
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u32 inactivity_interval;
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u32 start_time;
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u32 minimum_data_rate;
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u32 mean_data_rate;
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u32 maximum_burst_size;
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u32 minimum_phy_rate;
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u32 peak_data_rate;
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u32 delay_bound;
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u16 surplus_bandwidth_allowance;
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u16 medium_time;
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} __attribute__ ((packed));
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/* Access Categories */
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enum {
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WME_AC_BK = 1,
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WME_AC_BE = 0,
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WME_AC_VI = 2,
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WME_AC_VO = 3
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};
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struct ieee80211_mgmt;
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u8 * hostapd_eid_wme(struct hostapd_data *hapd, u8 *eid);
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int hostapd_eid_wme_valid(struct hostapd_data *hapd, u8 *eid, size_t len);
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#ifdef NEED_MLME
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int hostapd_wme_sta_config(struct hostapd_data *hapd, struct sta_info *sta);
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#else /* NEED_MLME */
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static inline int hostapd_wme_sta_config(struct hostapd_data *hapd,
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struct sta_info *sta)
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{
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return 0;
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}
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#endif /* NEED_MLME */
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void hostapd_wme_action(struct hostapd_data *hapd, struct ieee80211_mgmt *mgmt,
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size_t len);
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#endif /* WME_H */
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