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WNM: Add advertisement of BSS max idle period
[thirdparty/hostap.git] / src / common / ieee802_11_common.h
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1/*
2 * IEEE 802.11 Common routines
ba091c06 3 * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
cb7b04c8 4 *
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5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
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7 */
8
9#ifndef IEEE802_11_COMMON_H
10#define IEEE802_11_COMMON_H
11
12/* Parsed Information Elements */
13struct ieee802_11_elems {
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14 const u8 *ssid;
15 const u8 *supp_rates;
16 const u8 *fh_params;
17 const u8 *ds_params;
18 const u8 *cf_params;
19 const u8 *tim;
20 const u8 *ibss_params;
21 const u8 *challenge;
22 const u8 *erp_info;
23 const u8 *ext_supp_rates;
24 const u8 *wpa_ie;
25 const u8 *rsn_ie;
26 const u8 *wmm; /* WMM Information or Parameter Element */
27 const u8 *wmm_tspec;
28 const u8 *wps_ie;
29 const u8 *power_cap;
30 const u8 *supp_channels;
31 const u8 *mdie;
32 const u8 *ftie;
33 const u8 *timeout_int;
34 const u8 *ht_capabilities;
35 const u8 *ht_operation;
36 const u8 *vendor_ht_cap;
91a94645 37 const u8 *p2p;
b39f5834 38 const u8 *link_id;
538958ae 39 const u8 *interworking;
0b12e961 40 const u8 *hs20;
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41 const u8 *ext_capab;
42 const u8 *bss_max_idle_period;
ba091c06 43
cb7b04c8 44 u8 ssid_len;
cb7b04c8 45 u8 supp_rates_len;
cb7b04c8 46 u8 fh_params_len;
cb7b04c8 47 u8 ds_params_len;
cb7b04c8 48 u8 cf_params_len;
cb7b04c8 49 u8 tim_len;
cb7b04c8 50 u8 ibss_params_len;
cb7b04c8 51 u8 challenge_len;
cb7b04c8 52 u8 erp_info_len;
cb7b04c8 53 u8 ext_supp_rates_len;
cb7b04c8 54 u8 wpa_ie_len;
cb7b04c8 55 u8 rsn_ie_len;
3ae0800c 56 u8 wmm_len; /* 7 = WMM Information; 24 = WMM Parameter */
3ae0800c 57 u8 wmm_tspec_len;
ad08c363 58 u8 wps_ie_len;
cb7b04c8 59 u8 power_cap_len;
cb7b04c8 60 u8 supp_channels_len;
cb7b04c8 61 u8 mdie_len;
cb7b04c8 62 u8 ftie_len;
adddffd1 63 u8 timeout_int_len;
cb7b04c8 64 u8 ht_capabilities_len;
cb7b04c8 65 u8 ht_operation_len;
15828ba8 66 u8 vendor_ht_cap_len;
91a94645 67 u8 p2p_len;
538958ae 68 u8 interworking_len;
0b12e961 69 u8 hs20_len;
b6668734 70 u8 ext_capab_len;
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71};
72
73typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
74
ba091c06 75ParseRes ieee802_11_parse_elems(const u8 *start, size_t len,
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76 struct ieee802_11_elems *elems,
77 int show_errors);
babfbf15 78int ieee802_11_ie_count(const u8 *ies, size_t ies_len);
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79struct wpabuf * ieee802_11_vendor_ie_concat(const u8 *ies, size_t ies_len,
80 u32 oui_type);
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81struct ieee80211_hdr;
82const u8 * get_hdr_bssid(const struct ieee80211_hdr *hdr, size_t len);
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83
84#endif /* IEEE802_11_COMMON_H */