xref: /OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/include/802.11r.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2020, Broadcom.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  *      Unless you and Broadcom execute a separate written software license
5*4882a593Smuzhiyun  * agreement governing use of this software, this software is licensed to you
6*4882a593Smuzhiyun  * under the terms of the GNU General Public License version 2 (the "GPL"),
7*4882a593Smuzhiyun  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
8*4882a593Smuzhiyun  * following added to such license:
9*4882a593Smuzhiyun  *
10*4882a593Smuzhiyun  *      As a special exception, the copyright holders of this software give you
11*4882a593Smuzhiyun  * permission to link this software with independent modules, and to copy and
12*4882a593Smuzhiyun  * distribute the resulting executable under terms of your choice, provided that
13*4882a593Smuzhiyun  * you also meet, for each linked independent module, the terms and conditions of
14*4882a593Smuzhiyun  * the license of that module.  An independent module is a module which is not
15*4882a593Smuzhiyun  * derived from this software.  The special exception does not apply to any
16*4882a593Smuzhiyun  * modifications of the software.
17*4882a593Smuzhiyun  *
18*4882a593Smuzhiyun  *
19*4882a593Smuzhiyun  * <<Broadcom-WL-IPTag/Dual:>>
20*4882a593Smuzhiyun  *
21*4882a593Smuzhiyun  * Fundamental constants relating to 802.11r
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef _802_11r_H_
25*4882a593Smuzhiyun #define _802_11r_H_
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #define FBT_R0KH_ID_LEN 49 /* includes null termination */
28*4882a593Smuzhiyun #define FBT_REASSOC_TIME_DEF	1000
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_ID_R1KH_ID		1
31*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_ID_GTK		2
32*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_ID_R0KH_ID		3
33*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_ID_IGTK		4
34*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_ID_OCI		5u
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun /*
37*4882a593Smuzhiyun * FBT Subelement id lenths
38*4882a593Smuzhiyun */
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_R1KH_LEN		6
41*4882a593Smuzhiyun /* GTK_FIXED_LEN = Key_Info (2Bytes) + Key_Length (1Byte) + RSC (8Bytes) */
42*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_GTK_FIXED_LEN		11
43*4882a593Smuzhiyun /* GTK_MIN_LEN = GTK_FIXED_LEN + key (min 16 Bytes) + key_wrap (8Bytes) */
44*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_GTK_MIN_LEN		(DOT11_FBT_SUBELEM_GTK_FIXED_LEN + 24)
45*4882a593Smuzhiyun /* GTK_MAX_LEN = GTK_FIXED_LEN + key (max 32 Bytes) + key_wrap (8Bytes) */
46*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_GTK_MAX_LEN		(DOT11_FBT_SUBELEM_GTK_FIXED_LEN + 40)
47*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_R0KH_MIN_LEN		1
48*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_R0KH_MAX_LEN		48
49*4882a593Smuzhiyun /* IGTK_LEN = KeyID (2Bytes) + IPN (6Bytes) + Key_Length (1Byte) +
50*4882a593Smuzhiyun *		Wrapped_Key (key (16Bytes) + key_wrap (8Bytes))
51*4882a593Smuzhiyun */
52*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_IGTK_LEN		33
53*4882a593Smuzhiyun #define DOT11_FBT_SUBELEM_OCI_LEN		3u
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun #endif	/* #ifndef _802_11r_H_ */
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