1 /* 2 * WPA definitions shared between hostapd and wpa_supplicant 3 * Copyright (c) 2002-2005, Jouni Malinen <j@w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 */ 14 15 #ifndef WPA_COMMON_H 16 #define WPA_COMMON_H 17 18 #define WPA_REPLAY_COUNTER_LEN 8 19 #define WPA_NONCE_LEN 32 20 #define WPA_KEY_RSC_LEN 8 21 22 23 /* IEEE Std 802.1X-2004 */ 24 25 #ifdef _MSC_VER 26 #pragma pack(push, 1) 27 #endif /* _MSC_VER */ 28 29 struct ieee802_1x_hdr { 30 u8 version; 31 u8 type; 32 u16 length; 33 /* followed by length octets of data */ 34 } STRUCT_PACKED; 35 36 #ifdef _MSC_VER 37 #pragma pack(pop) 38 #endif /* _MSC_VER */ 39 40 #define EAPOL_VERSION 2 41 42 enum { IEEE802_1X_TYPE_EAP_PACKET = 0, 43 IEEE802_1X_TYPE_EAPOL_START = 1, 44 IEEE802_1X_TYPE_EAPOL_LOGOFF = 2, 45 IEEE802_1X_TYPE_EAPOL_KEY = 3, 46 IEEE802_1X_TYPE_EAPOL_ENCAPSULATED_ASF_ALERT = 4 47 }; 48 49 enum { EAPOL_KEY_TYPE_RC4 = 1, EAPOL_KEY_TYPE_RSN = 2, 50 EAPOL_KEY_TYPE_WPA = 254 }; 51 52 #ifdef CONFIG_IEEE80211W 53 #define WPA_DGTK_LEN 16 54 #define WPA_DHV_LEN 16 55 #define WPA_IGTK_LEN 16 56 #endif /* CONFIG_IEEE80211W */ 57 58 #endif /* WPA_COMMON_H */ 59