1 /* 2 * Copyright (C) 2020, Broadcom. 3 * 4 * Unless you and Broadcom execute a separate written software license 5 * agreement governing use of this software, this software is licensed to you 6 * under the terms of the GNU General Public License version 2 (the "GPL"), 7 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 8 * following added to such license: 9 * 10 * As a special exception, the copyright holders of this software give you 11 * permission to link this software with independent modules, and to copy and 12 * distribute the resulting executable under terms of your choice, provided that 13 * you also meet, for each linked independent module, the terms and conditions of 14 * the license of that module. An independent module is a module which is not 15 * derived from this software. The special exception does not apply to any 16 * modifications of the software. 17 * 18 * 19 * <<Broadcom-WL-IPTag/Dual:>> 20 * 21 * Fundamental constants relating to 802.11r 22 */ 23 24 #ifndef _802_11r_H_ 25 #define _802_11r_H_ 26 27 #define FBT_R0KH_ID_LEN 49 /* includes null termination */ 28 #define FBT_REASSOC_TIME_DEF 1000 29 30 #define DOT11_FBT_SUBELEM_ID_R1KH_ID 1 31 #define DOT11_FBT_SUBELEM_ID_GTK 2 32 #define DOT11_FBT_SUBELEM_ID_R0KH_ID 3 33 #define DOT11_FBT_SUBELEM_ID_IGTK 4 34 #define DOT11_FBT_SUBELEM_ID_OCI 5u 35 36 /* 37 * FBT Subelement id lenths 38 */ 39 40 #define DOT11_FBT_SUBELEM_R1KH_LEN 6 41 /* GTK_FIXED_LEN = Key_Info (2Bytes) + Key_Length (1Byte) + RSC (8Bytes) */ 42 #define DOT11_FBT_SUBELEM_GTK_FIXED_LEN 11 43 /* GTK_MIN_LEN = GTK_FIXED_LEN + key (min 16 Bytes) + key_wrap (8Bytes) */ 44 #define DOT11_FBT_SUBELEM_GTK_MIN_LEN (DOT11_FBT_SUBELEM_GTK_FIXED_LEN + 24) 45 /* GTK_MAX_LEN = GTK_FIXED_LEN + key (max 32 Bytes) + key_wrap (8Bytes) */ 46 #define DOT11_FBT_SUBELEM_GTK_MAX_LEN (DOT11_FBT_SUBELEM_GTK_FIXED_LEN + 40) 47 #define DOT11_FBT_SUBELEM_R0KH_MIN_LEN 1 48 #define DOT11_FBT_SUBELEM_R0KH_MAX_LEN 48 49 /* IGTK_LEN = KeyID (2Bytes) + IPN (6Bytes) + Key_Length (1Byte) + 50 * Wrapped_Key (key (16Bytes) + key_wrap (8Bytes)) 51 */ 52 #define DOT11_FBT_SUBELEM_IGTK_LEN 33 53 #define DOT11_FBT_SUBELEM_OCI_LEN 3u 54 55 #endif /* #ifndef _802_11r_H_ */ 56