91a9464528
This does not handle fragmented IEs and is only used to check quickly whether the IE blob includes any P2P IE(s).
80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
/*
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* IEEE 802.11 Common routines
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* Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
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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 IEEE802_11_COMMON_H
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#define IEEE802_11_COMMON_H
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/* Parsed Information Elements */
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struct ieee802_11_elems {
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const u8 *ssid;
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const u8 *supp_rates;
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const u8 *fh_params;
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const u8 *ds_params;
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const u8 *cf_params;
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const u8 *tim;
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const u8 *ibss_params;
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const u8 *challenge;
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const u8 *erp_info;
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const u8 *ext_supp_rates;
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const u8 *wpa_ie;
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const u8 *rsn_ie;
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const u8 *wmm; /* WMM Information or Parameter Element */
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const u8 *wmm_tspec;
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const u8 *wps_ie;
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const u8 *power_cap;
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const u8 *supp_channels;
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const u8 *mdie;
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const u8 *ftie;
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const u8 *timeout_int;
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const u8 *ht_capabilities;
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const u8 *ht_operation;
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const u8 *vendor_ht_cap;
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const u8 *p2p;
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u8 ssid_len;
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u8 supp_rates_len;
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u8 fh_params_len;
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u8 ds_params_len;
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u8 cf_params_len;
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u8 tim_len;
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u8 ibss_params_len;
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u8 challenge_len;
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u8 erp_info_len;
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u8 ext_supp_rates_len;
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u8 wpa_ie_len;
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u8 rsn_ie_len;
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u8 wmm_len; /* 7 = WMM Information; 24 = WMM Parameter */
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u8 wmm_tspec_len;
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u8 wps_ie_len;
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u8 power_cap_len;
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u8 supp_channels_len;
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u8 mdie_len;
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u8 ftie_len;
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u8 timeout_int_len;
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u8 ht_capabilities_len;
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u8 ht_operation_len;
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u8 vendor_ht_cap_len;
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u8 p2p_len;
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};
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typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
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ParseRes ieee802_11_parse_elems(const u8 *start, size_t len,
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struct ieee802_11_elems *elems,
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int show_errors);
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int ieee802_11_ie_count(const u8 *ies, size_t ies_len);
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struct wpabuf * ieee802_11_vendor_ie_concat(const u8 *ies, size_t ies_len,
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u32 oui_type);
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#endif /* IEEE802_11_COMMON_H */
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