/*
 * Fundamental types and constants relating to WPA
 *
 * Copyright (C) 1999-2011, Broadcom Corporation
 * 
 *         Unless you and Broadcom execute a separate written software license
 * agreement governing use of this software, this software is licensed to you
 * under the terms of the GNU General Public License version 2 (the "GPL"),
 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
 * following added to such license:
 * 
 *      As a special exception, the copyright holders of this software give you
 * permission to link this software with independent modules, and to copy and
 * distribute the resulting executable under terms of your choice, provided that
 * you also meet, for each linked independent module, the terms and conditions of
 * the license of that module.  An independent module is a module which is not
 * derived from this software.  The special exception does not apply to any
 * modifications of the software.
 * 
 *      Notwithstanding the above, under no circumstances may you combine this
 * software in any way with any other Broadcom software provided under a license
 * other than the GPL, without Broadcom's express prior written consent.
 *
 * $Id: wpa.h,v 1.19 2009-07-13 08:29:58 Exp $
 */


#ifndef _proto_wpa_h_
#define _proto_wpa_h_

#include <typedefs.h>
#include <proto/ethernet.h>



#include <packed_section_start.h>




#define DOT11_RC_INVALID_WPA_IE		13	
#define DOT11_RC_MIC_FAILURE		14	
#define DOT11_RC_4WH_TIMEOUT		15	
#define DOT11_RC_GTK_UPDATE_TIMEOUT	16	
#define DOT11_RC_WPA_IE_MISMATCH	17	
#define DOT11_RC_INVALID_MC_CIPHER	18	
#define DOT11_RC_INVALID_UC_CIPHER	19	
#define DOT11_RC_INVALID_AKMP		20	
#define DOT11_RC_BAD_WPA_VERSION	21	
#define DOT11_RC_INVALID_WPA_CAP	22	
#define DOT11_RC_8021X_AUTH_FAIL	23	

#define WPA2_PMKID_LEN	16


typedef BWL_PRE_PACKED_STRUCT struct
{
	uint8 tag;	
	uint8 length;	
	uint8 oui[3];	
	uint8 oui_type;	
	BWL_PRE_PACKED_STRUCT struct {
		uint8 low;
		uint8 high;
	} BWL_POST_PACKED_STRUCT version;	
} BWL_POST_PACKED_STRUCT wpa_ie_fixed_t;
#define WPA_IE_OUITYPE_LEN	4
#define WPA_IE_FIXED_LEN	8
#define WPA_IE_TAG_FIXED_LEN	6

typedef BWL_PRE_PACKED_STRUCT struct {
	uint8 tag;	
	uint8 length;	
	BWL_PRE_PACKED_STRUCT struct {
		uint8 low;
		uint8 high;
	} BWL_POST_PACKED_STRUCT version;	
} BWL_POST_PACKED_STRUCT wpa_rsn_ie_fixed_t;
#define WPA_RSN_IE_FIXED_LEN	4
#define WPA_RSN_IE_TAG_FIXED_LEN	2
typedef uint8 wpa_pmkid_t[WPA2_PMKID_LEN];


typedef BWL_PRE_PACKED_STRUCT struct
{
	uint8 oui[3];
	uint8 type;
} BWL_POST_PACKED_STRUCT wpa_suite_t, wpa_suite_mcast_t;
#define WPA_SUITE_LEN	4


typedef BWL_PRE_PACKED_STRUCT struct
{
	BWL_PRE_PACKED_STRUCT struct {
		uint8 low;
		uint8 high;
	} BWL_POST_PACKED_STRUCT count;
	wpa_suite_t list[1];
} BWL_POST_PACKED_STRUCT wpa_suite_ucast_t, wpa_suite_auth_key_mgmt_t;
#define WPA_IE_SUITE_COUNT_LEN	2
typedef BWL_PRE_PACKED_STRUCT struct
{
	BWL_PRE_PACKED_STRUCT struct {
		uint8 low;
		uint8 high;
	} BWL_POST_PACKED_STRUCT count;
	wpa_pmkid_t list[1];
} BWL_POST_PACKED_STRUCT wpa_pmkid_list_t;


#define WPA_CIPHER_NONE		0	
#define WPA_CIPHER_WEP_40	1	
#define WPA_CIPHER_TKIP		2	
#define WPA_CIPHER_AES_OCB	3	
#define WPA_CIPHER_AES_CCM	4	
#define WPA_CIPHER_WEP_104	5	


#define IS_WPA_CIPHER(cipher)	((cipher) == WPA_CIPHER_NONE || \
				 (cipher) == WPA_CIPHER_WEP_40 || \
				 (cipher) == WPA_CIPHER_WEP_104 || \
				 (cipher) == WPA_CIPHER_TKIP || \
				 (cipher) == WPA_CIPHER_AES_OCB || \
				 (cipher) == WPA_CIPHER_AES_CCM)


#define WPA_TKIP_CM_DETECT	60	
#define WPA_TKIP_CM_BLOCK	60	


#define RSN_CAP_LEN		2	


#define RSN_CAP_PREAUTH			0x0001
#define RSN_CAP_NOPAIRWISE		0x0002
#define RSN_CAP_PTK_REPLAY_CNTR_MASK	0x000C
#define RSN_CAP_PTK_REPLAY_CNTR_SHIFT	2
#define RSN_CAP_GTK_REPLAY_CNTR_MASK	0x0030
#define RSN_CAP_GTK_REPLAY_CNTR_SHIFT	4
#define RSN_CAP_1_REPLAY_CNTR		0
#define RSN_CAP_2_REPLAY_CNTRS		1
#define RSN_CAP_4_REPLAY_CNTRS		2
#define RSN_CAP_16_REPLAY_CNTRS		3


#define WPA_CAP_4_REPLAY_CNTRS		RSN_CAP_4_REPLAY_CNTRS
#define WPA_CAP_16_REPLAY_CNTRS		RSN_CAP_16_REPLAY_CNTRS
#define WPA_CAP_REPLAY_CNTR_SHIFT	RSN_CAP_PTK_REPLAY_CNTR_SHIFT
#define WPA_CAP_REPLAY_CNTR_MASK	RSN_CAP_PTK_REPLAY_CNTR_MASK


#define WPA_CAP_LEN	RSN_CAP_LEN	

#define	WPA_CAP_WPA2_PREAUTH		RSN_CAP_PREAUTH



#include <packed_section_end.h>

#endif