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/*
* admCtrlWpa2.h
*
* Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Texas Instruments nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file admCtrlWpa2.h
* \brief Admission control header file for WPA2
*
* \see admCtrl.c and admCtrlWpa2.c
*/
/****************************************************************************
* *
* MODULE: Admission Control *
* PURPOSE: Admission Control Header file for WPA2 *
* *
****************************************************************************/
#ifndef _ADM_CTRL_WPA2_H_
#define _ADM_CTRL_WPA2_H_
/* Constants */
/* Enumerations */
/* Typedefs */
/* WPA2 configuration parameters: */
/* defined here only for debugging purposes; should be moved from here */
#define WPA2_PRE_AUTHENTICATION_SUPPORT 1
#define WPA2_PMKID_CACHE_SIZE 32
#define WPA2_CANDIDATE_LIST_MAX_SIZE 16
/* RSN admission control prototypes */
/* Structures */
#define MAX_WPA2_UNICAST_SUITES (TWD_CIPHER_WEP104+1)
#define MAX_WPA2_KEY_MNG_SUITES (RSN_KEY_MNG_XCC+1)
/* Cipher suites for group key sent in RSN IE are: WEP40, WEP104, TKIP, CCCMP */
#define GRP_CIPHER_MAXNO_IN_RSNIE 4
/* Cipher suites for unicast key sent in RSN IE are TKIP, CCMP, "use Group key"*/
#define UNICAST_CIPHER_MAXNO_IN_RSNIE 3
/* OUIs for cipher suites and appropriated values of cipherSuite_e (paramout.h file)
*
* 00-0F-AC-0 Use group cipher suite RSN_CIPHER_NONE
* 00-0F-AC-1 WEP-40 RSN_CIPHER_WEP
* 00-0F-AC-2 TKIP RSN_CIPHER_TKIP
* 00-0F-AC-3 Reserved RSN_CIPHER_WRAP not used for WPA2
* 00-0F-AC-4 4 RSN_CIPHER_CCMP
* 00-0F-AC-5 WEP-104 RSN_CIPHER_WEP104
* 00-0F-AC 6 reserved 6 to 255 RSN_CIPHER_CKIP - not used for WPA2
*
*/
/* Key management suites (Authentication and Key Management Protocol - AKMP) */
/* received in RSN IE */
#define KEY_MGMT_SUITE_MAXNO_IN_RSN_IE 2
/* OUIs for key management
*
* 00-0F-AC-00 Reserved
* 00-0F-AC-01 802.1X
* 00-0F-AC-02 PSK
* 00-0F-AC-03 reserved from 3 to 255
*/
/* WPA2 key management suites */
#define WPA2_IE_KEY_MNG_NONE 0
#define WPA2_IE_KEY_MNG_801_1X 1
#define WPA2_IE_KEY_MNG_PSK_801_1X 2
#define WPA2_IE_KEY_MNG_CCKM 3
#define WPA2_IE_KEY_MNG_NA 4
#define WPA2_OUI_MAX_VERSION 0x1
#define WPA2_OUI_DEF_TYPE 0x1
#define WPA2_OUI_MAX_TYPE 0x2
#define WPA2_PRE_AUTH_CAPABILITY_MASK 0x0001 /* bit 0 */
#define WPA2_PRE_AUTH_CAPABILITY_SHIFT 0
#define WPA2_GROUP_4_UNICAST_CAPABILITY_MASK 0x0002 /* bit 1 No Pairwise */
#define WPA2_GROUP_4_UNICAST_CAPABILITY_SHIFT 1
#define WPA2_PTK_REPLAY_COUNTERS_CAPABILITY_MASK 0x000c /* bit 2 and 3 */
#define WPA2_PTK_REPLAY_COUNTERS_CAPABILITY_SHIFT 2
#define WPA2_GTK_REPLAY_COUNTERS_CAPABILITY_MASK 0x0030 /* bit 4 and 5 */
#define WPA2_GTK_REPLAY_COUNTERS_CAPABILITY_SHIFT 4
/* bit 6 - 15 - reserved */
#define WPA2_IE_MIN_LENGTH 4
#define WPA2_IE_GROUP_SUITE_LENGTH 8
#define WPA2_IE_MIN_PAIRWISE_SUITE_LENGTH 14
#define WPA2_IE_MIN_DEFAULT_LENGTH 24
#define WPA2_IE_MIN_KEY_MNG_SUITE_LENGTH(pairwiseCnt) (10+4*pairwiseCnt)
/* WPA2 IE (RSN IE) packet structure */
/* This structure is used for outgoing packets, i.e. for association request */
/* For incoming packets (Beacon and Probe response from an AP) stucture of */
/* dot11_RSN_t type is used as more common stucture */
typedef struct
{
TI_UINT8 elementid; /* WPA2 IE (RSN IE) id is 0x30 */
TI_UINT8 length;
TI_UINT16 version;
TI_UINT8 groupSuite[4]; /* OUI for broadcast suite */
TI_UINT16 pairwiseSuiteCnt;
TI_UINT8 pairwiseSuite[4]; /* OUI for 1 unicast suite */
TI_UINT16 authKeyMngSuiteCnt;
TI_UINT8 authKeyMngSuite[4]; /* OUI for 1 key mgmt suite */
TI_UINT16 capabilities;
TI_UINT16 pmkIdCnt; /* only one PMKID is supported per AP */
TI_UINT8 pmkId[PMKID_VALUE_SIZE];
} wpa2IePacket_t;
/* WPA2 data parsed from RSN info element */
typedef struct
{
ECipherSuite broadcastSuite;
TI_UINT16 unicastSuiteCnt;
ECipherSuite unicastSuite[MAX_WPA2_UNICAST_SUITES];
TI_UINT16 KeyMngSuiteCnt;
TI_UINT8 KeyMngSuite[MAX_WPA2_KEY_MNG_SUITES];
TI_UINT8 preAuthentication;
TI_UINT8 bcastForUnicatst;
TI_UINT8 ptkReplayCounters;
TI_UINT8 gtkReplayCounters;
TI_UINT16 pmkIdCnt;
TI_UINT8 pmkId[PMKID_VALUE_SIZE];
} wpa2IeData_t;
/* External data definitions */
/* External functions definitions */
/* Function prototypes */
TI_STATUS admCtrlWpa2_config(admCtrl_t *pAdmCtrl);
TI_STATUS admCtrlWpa2_getInfoElement(admCtrl_t *pAdmCtrl, TI_UINT8 *pIe, TI_UINT32 *pLength);
TI_STATUS admCtrlWpa2_setSite(admCtrl_t *pAdmCtrl, TRsnData *pRsnData, TI_UINT8 *pAssocIe, TI_UINT8 *pAssocIeLen);
TI_STATUS admCtrlWpa2_evalSite(admCtrl_t *pAdmCtrl, TRsnData *pRsnData, TRsnSiteParams *pRsnSiteParams, TI_UINT32 *pEvaluation);
void admCtrlWpa2_preAuthTimerExpire(TI_HANDLE hadmCtrl, TI_BOOL bTwdInitOccured);
#endif /* _ADM_CTRL_WPA_H_*/
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