[net-next-2.6.git] / drivers / staging / rt2860 / wpa.h

/*
 *************************************************************************
 * Ralink Tech Inc.
 * 5F., No.36, Taiyuan St., Jhubei City,
 * Hsinchu County 302,
 * Taiwan, R.O.C.
 *
 * (c) Copyright 2002-2007, Ralink Technology, Inc.
 *
 * This program is free software; you can redistribute it and/or modify  *
 * it under the terms of the GNU General Public License as published by  *
 * the Free Software Foundation; either version 2 of the License, or     *
 * (at your option) any later version.                                   *
 *                                                                       *
 * This program is distributed in the hope that it will be useful,       *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 * GNU General Public License for more details.                          *
 *                                                                       *
 * You should have received a copy of the GNU General Public License     *
 * along with this program; if not, write to the                         *
 * Free Software Foundation, Inc.,                                       *
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 *                                                                       *
 *************************************************************************

	Module Name:
	wpa.h

	Abstract:

	Revision History:
	Who			When			What
	--------	----------		----------------------------------------------
	Name		Date			Modification logs
*/

#ifndef	__WPA_H__
#define	__WPA_H__

/* EAPOL Key descripter frame format related length */
#define LEN_KEY_DESC_NONCE			32
#define LEN_KEY_DESC_IV				16
#define LEN_KEY_DESC_RSC			8
#define LEN_KEY_DESC_ID				8
#define LEN_KEY_DESC_REPLAY			8
#define LEN_KEY_DESC_MIC			16

/* The length is the EAPoL-Key frame except key data field. */
/* Please refer to 802.11i-2004 ,Figure 43u in p.78 */
#define LEN_EAPOL_KEY_MSG			(sizeof(KEY_DESCRIPTER) - MAX_LEN_OF_RSNIE)

/* EAP Code Type. */
#define EAP_CODE_REQUEST	1
#define EAP_CODE_RESPONSE	2
#define EAP_CODE_SUCCESS    3
#define EAP_CODE_FAILURE    4

/* EAPOL frame Protocol Version */
#define	EAPOL_VER					1
#define	EAPOL_VER2					2

/* EAPOL-KEY Descriptor Type */
#define	WPA1_KEY_DESC				0xfe
#define WPA2_KEY_DESC               0x02

/* Key Descriptor Version of Key Information */
#define	DESC_TYPE_TKIP				1
#define	DESC_TYPE_AES				2

#define LEN_MSG1_2WAY               0x7f
#define MAX_LEN_OF_EAP_HS           256

#define LEN_MASTER_KEY				32

/* EAPOL EK, MK */
#define LEN_EAP_EK					16
#define LEN_EAP_MICK				16
#define LEN_EAP_KEY					((LEN_EAP_EK)+(LEN_EAP_MICK))
/* TKIP key related */
#define LEN_PMKID					16
#define LEN_TKIP_EK					16
#define LEN_TKIP_RXMICK				8
#define LEN_TKIP_TXMICK				8
#define LEN_AES_EK					16
#define LEN_AES_KEY					LEN_AES_EK
#define LEN_TKIP_KEY				((LEN_TKIP_EK)+(LEN_TKIP_RXMICK)+(LEN_TKIP_TXMICK))
#define TKIP_AP_TXMICK_OFFSET		((LEN_EAP_KEY)+(LEN_TKIP_EK))
#define TKIP_AP_RXMICK_OFFSET		(TKIP_AP_TXMICK_OFFSET+LEN_TKIP_TXMICK)
#define TKIP_GTK_LENGTH				((LEN_TKIP_EK)+(LEN_TKIP_RXMICK)+(LEN_TKIP_TXMICK))
#define LEN_PTK						((LEN_EAP_KEY)+(LEN_TKIP_KEY))
#define MIN_LEN_OF_GTK				5
#define LEN_PMK						32
#define LEN_PMK_NAME				16
#define LEN_NONCE					32

/* RSN IE Length definition */
#define MAX_LEN_OF_RSNIE		255
#define MIN_LEN_OF_RSNIE         	8

#define KEY_LIFETIME				3600

/*EAP Packet Type */
#define	EAPPacket		0
#define	EAPOLStart		1
#define	EAPOLLogoff		2
#define	EAPOLKey		3
#define	EAPOLASFAlert	4
#define	EAPTtypeMax		5

#define	EAPOL_MSG_INVALID	0
#define	EAPOL_PAIR_MSG_1	1
#define	EAPOL_PAIR_MSG_2	2
#define	EAPOL_PAIR_MSG_3	3
#define	EAPOL_PAIR_MSG_4	4
#define	EAPOL_GROUP_MSG_1	5
#define	EAPOL_GROUP_MSG_2	6

#define PAIRWISEKEY					1
#define GROUPKEY					0

/* Retry timer counter initial value */
#define PEER_MSG1_RETRY_TIMER_CTR           0
#define PEER_MSG3_RETRY_TIMER_CTR           10
#define GROUP_MSG1_RETRY_TIMER_CTR          20

/*#ifdef CONFIG_AP_SUPPORT */
/* WPA mechanism retry timer interval */
#define PEER_MSG1_RETRY_EXEC_INTV           1000	/* 1 sec */
#define PEER_MSG3_RETRY_EXEC_INTV           3000	/* 3 sec */
#define GROUP_KEY_UPDATE_EXEC_INTV          1000	/* 1 sec */
#define PEER_GROUP_KEY_UPDATE_INIV			2000	/* 2 sec */

#define ENQUEUE_EAPOL_START_TIMER			200	/* 200 ms */

/* group rekey interval */
#define TIME_REKEY                          0
#define PKT_REKEY                           1
#define DISABLE_REKEY                       2
#define MAX_REKEY                           2

#define MAX_REKEY_INTER                     0x3ffffff
/*#endif // CONFIG_AP_SUPPORT // */

#define GROUP_SUITE					0
#define PAIRWISE_SUITE				1
#define AKM_SUITE					2
#define PMKID_LIST					3

#define EAPOL_START_DISABLE					0
#define EAPOL_START_PSK						1
#define EAPOL_START_1X						2

#define MIX_CIPHER_WPA_TKIP_ON(x)       (((x) & 0x08) != 0)
#define MIX_CIPHER_WPA_AES_ON(x)        (((x) & 0x04) != 0)
#define MIX_CIPHER_WPA2_TKIP_ON(x)      (((x) & 0x02) != 0)
#define MIX_CIPHER_WPA2_AES_ON(x)       (((x) & 0x01) != 0)

#ifndef ROUND_UP
#define ROUND_UP(__x, __y) \
	(((unsigned long)((__x)+((__y)-1))) & ((unsigned long)~((__y)-1)))
#endif

#define	SET_u16_TO_ARRARY(_V, _LEN)		\
{											\
	_V[0] = (_LEN & 0xFF00) >> 8;			\
	_V[1] = (_LEN & 0xFF);					\
}

#define	INC_u16_TO_ARRARY(_V, _LEN)			\
{												\
	u16	var_len;							\
												\
	var_len = (_V[0]<<8) | (_V[1]);				\
	var_len += _LEN;							\
												\
	_V[0] = (var_len & 0xFF00) >> 8;			\
	_V[1] = (var_len & 0xFF);					\
}

#define	CONV_ARRARY_TO_u16(_V)	((_V[0]<<8) | (_V[1]))

#define	ADD_ONE_To_64BIT_VAR(_V)		\
{										\
	u8	cnt = LEN_KEY_DESC_REPLAY;	\
	do									\
	{									\
		cnt--;							\
		_V[cnt]++;						\
		if (cnt == 0)					\
			break;						\
	}while (_V[cnt] == 0);				\
}

#define IS_WPA_CAPABILITY(a)       (((a) >= Ndis802_11AuthModeWPA) && ((a) <= Ndis802_11AuthModeWPA1PSKWPA2PSK))

/* EAPOL Key Information definition within Key descriptor format */
typedef struct PACKED _KEY_INFO {
	u8 KeyMic:1;
	u8 Secure:1;
	u8 Error:1;
	u8 Request:1;
	u8 EKD_DL:1;		/* EKD for AP; DL for STA */
	u8 Rsvd:3;
	u8 KeyDescVer:3;
	u8 KeyType:1;
	u8 KeyIndex:2;
	u8 Install:1;
	u8 KeyAck:1;
} KEY_INFO, *PKEY_INFO;

/* EAPOL Key descriptor format */
typedef struct PACKED _KEY_DESCRIPTER {
	u8 Type;
	KEY_INFO KeyInfo;
	u8 KeyLength[2];
	u8 ReplayCounter[LEN_KEY_DESC_REPLAY];
	u8 KeyNonce[LEN_KEY_DESC_NONCE];
	u8 KeyIv[LEN_KEY_DESC_IV];
	u8 KeyRsc[LEN_KEY_DESC_RSC];
	u8 KeyId[LEN_KEY_DESC_ID];
	u8 KeyMic[LEN_KEY_DESC_MIC];
	u8 KeyDataLen[2];
	u8 KeyData[MAX_LEN_OF_RSNIE];
} KEY_DESCRIPTER, *PKEY_DESCRIPTER;

typedef struct PACKED _EAPOL_PACKET {
	u8 ProVer;
	u8 ProType;
	u8 Body_Len[2];
	KEY_DESCRIPTER KeyDesc;
} EAPOL_PACKET, *PEAPOL_PACKET;

/*802.11i D10 page 83 */
typedef struct PACKED _GTK_ENCAP {
	u8 Kid:2;
	u8 tx:1;
	u8 rsv:5;
	u8 rsv1;
	u8 GTK[TKIP_GTK_LENGTH];
} GTK_ENCAP, *PGTK_ENCAP;

typedef struct PACKED _KDE_ENCAP {
	u8 Type;
	u8 Len;
	u8 OUI[3];
	u8 DataType;
	GTK_ENCAP GTKEncap;
} KDE_ENCAP, *PKDE_ENCAP;

/* For WPA1 */
typedef struct PACKED _RSNIE {
	u8 oui[4];
	u16 version;
	u8 mcast[4];
	u16 ucount;
	struct PACKED {
		u8 oui[4];
	} ucast[1];
} RSNIE, *PRSNIE;

/* For WPA2 */
typedef struct PACKED _RSNIE2 {
	u16 version;
	u8 mcast[4];
	u16 ucount;
	struct PACKED {
		u8 oui[4];
	} ucast[1];
} RSNIE2, *PRSNIE2;

/* AKM Suite */
typedef struct PACKED _RSNIE_AUTH {
	u16 acount;
	struct PACKED {
		u8 oui[4];
	} auth[1];
} RSNIE_AUTH, *PRSNIE_AUTH;

typedef union PACKED _RSN_CAPABILITIES {
	struct PACKED {
		u16 PreAuth:1;
		u16 No_Pairwise:1;
		u16 PTKSA_R_Counter:2;
		u16 GTKSA_R_Counter:2;
		u16 Rsvd:10;
	} field;
	u16 word;
} RSN_CAPABILITIES, *PRSN_CAPABILITIES;

typedef struct PACKED _EAP_HDR {
	u8 ProVer;
	u8 ProType;
	u8 Body_Len[2];
	u8 code;
	u8 identifier;
	u8 length[2];	/* including code and identifier, followed by length-2 octets of data */
} EAP_HDR, *PEAP_HDR;

/* For supplicant state machine states. 802.11i Draft 4.1, p. 97 */
/* We simplified it */
typedef enum _WpaState {
	SS_NOTUSE,		/* 0 */
	SS_START,		/* 1 */
	SS_WAIT_MSG_3,		/* 2 */
	SS_WAIT_GROUP,		/* 3 */
	SS_FINISH,		/* 4 */
	SS_KEYUPDATE,		/* 5 */
} WPA_STATE;

/* */
/*      The definition of the cipher combination */
/* */
/*       bit3   bit2  bit1   bit0 */
/*      +------------+------------+ */
/*      |         WPA    |         WPA2   | */
/*      +------+-----+------+-----+ */
/*      | TKIP | AES | TKIP | AES | */
/*      |       0  |  1  |   1  |  0  | -> 0x06 */
/*      |       0  |  1  |   1  |  1  | -> 0x07 */
/*      |       1  |  0  |   0  |  1  | -> 0x09 */
/*      |       1  |  0  |   1  |  1  | -> 0x0B */
/*      |       1  |  1  |   0  |  1  | -> 0x0D */
/*      |       1  |  1  |   1  |  0  | -> 0x0E */
/*      |       1  |  1  |   1  |  1  | -> 0x0F */
/*      +------+-----+------+-----+ */
/* */
typedef enum _WpaMixPairCipher {
	MIX_CIPHER_NOTUSE = 0x00,
	WPA_NONE_WPA2_TKIPAES = 0x03,	/* WPA2-TKIPAES */
	WPA_AES_WPA2_TKIP = 0x06,
	WPA_AES_WPA2_TKIPAES = 0x07,
	WPA_TKIP_WPA2_AES = 0x09,
	WPA_TKIP_WPA2_TKIPAES = 0x0B,
	WPA_TKIPAES_WPA2_NONE = 0x0C,	/* WPA-TKIPAES */
	WPA_TKIPAES_WPA2_AES = 0x0D,
	WPA_TKIPAES_WPA2_TKIP = 0x0E,
	WPA_TKIPAES_WPA2_TKIPAES = 0x0F,
} WPA_MIX_PAIR_CIPHER;

typedef struct PACKED _RSN_IE_HEADER_STRUCT {
	u8 Eid;
	u8 Length;
	u16 Version;		/* Little endian format */
} RSN_IE_HEADER_STRUCT, *PRSN_IE_HEADER_STRUCT;

/* Cipher suite selector types */
typedef struct PACKED _CIPHER_SUITE_STRUCT {
	u8 Oui[3];
	u8 Type;
} CIPHER_SUITE_STRUCT, *PCIPHER_SUITE_STRUCT;

/* Authentication and Key Management suite selector */
typedef struct PACKED _AKM_SUITE_STRUCT {
	u8 Oui[3];
	u8 Type;
} AKM_SUITE_STRUCT, *PAKM_SUITE_STRUCT;

/* RSN capability */
typedef struct PACKED _RSN_CAPABILITY {
	u16 Rsv:10;
	u16 GTKSAReplayCnt:2;
	u16 PTKSAReplayCnt:2;
	u16 NoPairwise:1;
	u16 PreAuth:1;
} RSN_CAPABILITY, *PRSN_CAPABILITY;

/*========================================
	The prototype is defined in cmm_wpa.c
  ========================================*/
BOOLEAN WpaMsgTypeSubst(u8 EAPType, int * MsgType);

void PRF(u8 * key,
	 int key_len,
	 u8 * prefix,
	 int prefix_len,
	 u8 * data, int data_len, u8 * output, int len);

int PasswordHash(char *password,
		 unsigned char *ssid, int ssidlength, unsigned char *output);

u8 *GetSuiteFromRSNIE(u8 *rsnie,
			 u32 rsnie_len, u8 type, u8 * count);

void WpaShowAllsuite(u8 *rsnie, u32 rsnie_len);

void RTMPInsertRSNIE(u8 *pFrameBuf,
		     unsigned long *pFrameLen,
		     u8 *rsnie_ptr,
		     u8 rsnie_len,
		     u8 *pmkid_ptr, u8 pmkid_len);

#endif
Commit	Line	Data
91980990 GKH	1	/*
	2	*************************************************************************
	3	* Ralink Tech Inc.
	4	* 5F., No.36, Taiyuan St., Jhubei City,
	5	* Hsinchu County 302,
	6	* Taiwan, R.O.C.
	7	*
	8	* (c) Copyright 2002-2007, Ralink Technology, Inc.
	9	*
	10	* This program is free software; you can redistribute it and/or modify *
	11	* it under the terms of the GNU General Public License as published by *
	12	* the Free Software Foundation; either version 2 of the License, or *
	13	* (at your option) any later version. *
	14	* *
	15	* This program is distributed in the hope that it will be useful, *
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
	18	* GNU General Public License for more details. *
	19	* *
	20	* You should have received a copy of the GNU General Public License *
	21	* along with this program; if not, write to the *
	22	* Free Software Foundation, Inc., *
	23	* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
	24	* *
	25	*************************************************************************
	26
	27	Module Name:
	28	wpa.h
	29
	30	Abstract:
	31
	32	Revision History:
	33	Who When What
	34	-------- ---------- ----------------------------------------------
	35	Name Date Modification logs
	36	*/
	37
	38	#ifndef __WPA_H__
	39	#define __WPA_H__
	40
cc277069	41	/* EAPOL Key descripter frame format related length */
91980990 GKH	42	#define LEN_KEY_DESC_NONCE 32
	43	#define LEN_KEY_DESC_IV 16
	44	#define LEN_KEY_DESC_RSC 8
	45	#define LEN_KEY_DESC_ID 8
	46	#define LEN_KEY_DESC_REPLAY 8
	47	#define LEN_KEY_DESC_MIC 16
	48
cc277069 BZ	49	/* The length is the EAPoL-Key frame except key data field. */
cc277069 BZ	50	/* Please refer to 802.11i-2004 ,Figure 43u in p.78 */
91980990 GKH	51	#define LEN_EAPOL_KEY_MSG (sizeof(KEY_DESCRIPTER) - MAX_LEN_OF_RSNIE)
91980990 GKH	52
cc277069	53	/* EAP Code Type. */
91980990 GKH	54	#define EAP_CODE_REQUEST 1
	55	#define EAP_CODE_RESPONSE 2
	56	#define EAP_CODE_SUCCESS 3
	57	#define EAP_CODE_FAILURE 4
	58
cc277069	59	/* EAPOL frame Protocol Version */
91980990 GKH	60	#define EAPOL_VER 1
	61	#define EAPOL_VER2 2
	62
cc277069	63	/* EAPOL-KEY Descriptor Type */
91980990 GKH	64	#define WPA1_KEY_DESC 0xfe
	65	#define WPA2_KEY_DESC 0x02
	66
cc277069	67	/* Key Descriptor Version of Key Information */
91980990 GKH	68	#define DESC_TYPE_TKIP 1
91980990 GKH	69	#define DESC_TYPE_AES 2
91980990 GKH	70
	71	#define LEN_MSG1_2WAY 0x7f
	72	#define MAX_LEN_OF_EAP_HS 256
	73
	74	#define LEN_MASTER_KEY 32
	75
cc277069	76	/* EAPOL EK, MK */
91980990 GKH	77	#define LEN_EAP_EK 16
	78	#define LEN_EAP_MICK 16
	79	#define LEN_EAP_KEY ((LEN_EAP_EK)+(LEN_EAP_MICK))
cc277069	80	/* TKIP key related */
91980990 GKH	81	#define LEN_PMKID 16
	82	#define LEN_TKIP_EK 16
	83	#define LEN_TKIP_RXMICK 8
	84	#define LEN_TKIP_TXMICK 8
	85	#define LEN_AES_EK 16
	86	#define LEN_AES_KEY LEN_AES_EK
	87	#define LEN_TKIP_KEY ((LEN_TKIP_EK)+(LEN_TKIP_RXMICK)+(LEN_TKIP_TXMICK))
	88	#define TKIP_AP_TXMICK_OFFSET ((LEN_EAP_KEY)+(LEN_TKIP_EK))
	89	#define TKIP_AP_RXMICK_OFFSET (TKIP_AP_TXMICK_OFFSET+LEN_TKIP_TXMICK)
	90	#define TKIP_GTK_LENGTH ((LEN_TKIP_EK)+(LEN_TKIP_RXMICK)+(LEN_TKIP_TXMICK))
	91	#define LEN_PTK ((LEN_EAP_KEY)+(LEN_TKIP_KEY))
ca97b838 BZ	92	#define MIN_LEN_OF_GTK 5
	93	#define LEN_PMK 32
	94	#define LEN_PMK_NAME 16
	95	#define LEN_NONCE 32
91980990	96
cc277069	97	/* RSN IE Length definition */
ca97b838	98	#define MAX_LEN_OF_RSNIE 255
91980990 GKH	99	#define MIN_LEN_OF_RSNIE 8
91980990 GKH	100
ca97b838 BZ	101	#define KEY_LIFETIME 3600
ca97b838 BZ	102
cc277069	103	/EAP Packet Type /
91980990 GKH	104	#define EAPPacket 0
	105	#define EAPOLStart 1
	106	#define EAPOLLogoff 2
	107	#define EAPOLKey 3
	108	#define EAPOLASFAlert 4
	109	#define EAPTtypeMax 5
	110
	111	#define EAPOL_MSG_INVALID 0
	112	#define EAPOL_PAIR_MSG_1 1
	113	#define EAPOL_PAIR_MSG_2 2
	114	#define EAPOL_PAIR_MSG_3 3
	115	#define EAPOL_PAIR_MSG_4 4
	116	#define EAPOL_GROUP_MSG_1 5
	117	#define EAPOL_GROUP_MSG_2 6
	118
	119	#define PAIRWISEKEY 1
	120	#define GROUPKEY 0
	121
cc277069	122	/* Retry timer counter initial value */
91980990 GKH	123	#define PEER_MSG1_RETRY_TIMER_CTR 0
	124	#define PEER_MSG3_RETRY_TIMER_CTR 10
	125	#define GROUP_MSG1_RETRY_TIMER_CTR 20
	126
cc277069 BZ	127	/#ifdef CONFIG_AP_SUPPORT /
	128	/* WPA mechanism retry timer interval */
	129	#define PEER_MSG1_RETRY_EXEC_INTV 1000 /* 1 sec */
	130	#define PEER_MSG3_RETRY_EXEC_INTV 3000 /* 3 sec */
	131	#define GROUP_KEY_UPDATE_EXEC_INTV 1000 /* 1 sec */
	132	#define PEER_GROUP_KEY_UPDATE_INIV 2000 /* 2 sec */
ca97b838	133
cc277069	134	#define ENQUEUE_EAPOL_START_TIMER 200 /* 200 ms */
ca97b838	135
cc277069	136	/* group rekey interval */
ca97b838 BZ	137	#define TIME_REKEY 0
	138	#define PKT_REKEY 1
	139	#define DISABLE_REKEY 2
	140	#define MAX_REKEY 2
	141
	142	#define MAX_REKEY_INTER 0x3ffffff
cc277069	143	/#endif // CONFIG_AP_SUPPORT // /
ca97b838 BZ	144
	145	#define GROUP_SUITE 0
	146	#define PAIRWISE_SUITE 1
	147	#define AKM_SUITE 2
	148	#define PMKID_LIST 3
	149
91980990 GKH	150	#define EAPOL_START_DISABLE 0
	151	#define EAPOL_START_PSK 1
	152	#define EAPOL_START_1X 2
	153
	154	#define MIX_CIPHER_WPA_TKIP_ON(x) (((x) & 0x08) != 0)
	155	#define MIX_CIPHER_WPA_AES_ON(x) (((x) & 0x04) != 0)
	156	#define MIX_CIPHER_WPA2_TKIP_ON(x) (((x) & 0x02) != 0)
	157	#define MIX_CIPHER_WPA2_AES_ON(x) (((x) & 0x01) != 0)
	158
ca97b838	159	#ifndef ROUND_UP
91980990	160	#define ROUND_UP(__x, __y) \
51126deb	161	(((unsigned long)((__x)+((__y)-1))) & ((unsigned long)~((__y)-1)))
ca97b838 BZ	162	#endif
ca97b838 BZ	163
51126deb	164	#define SET_u16_TO_ARRARY(_V, _LEN) \
ca97b838 BZ	165	{ \
	166	_V[0] = (_LEN & 0xFF00) >> 8; \
	167	_V[1] = (_LEN & 0xFF); \
	168	}
	169
51126deb	170	#define INC_u16_TO_ARRARY(_V, _LEN) \
ca97b838	171	{ \
51126deb	172	u16 var_len; \
ca97b838 BZ	173	\
	174	var_len = (_V[0]<<8) \| (_V[1]); \
	175	var_len += _LEN; \
	176	\
	177	_V[0] = (var_len & 0xFF00) >> 8; \
	178	_V[1] = (var_len & 0xFF); \
	179	}
	180
51126deb	181	#define CONV_ARRARY_TO_u16(_V) ((_V[0]<<8) \| (_V[1]))
ca97b838	182
91980990 GKH	183	#define ADD_ONE_To_64BIT_VAR(_V) \
91980990 GKH	184	{ \
51126deb	185	u8 cnt = LEN_KEY_DESC_REPLAY; \
91980990 GKH	186	do \
	187	{ \
	188	cnt--; \
	189	_V[cnt]++; \
	190	if (cnt == 0) \
	191	break; \
	192	}while (_V[cnt] == 0); \
	193	}
	194
	195	#define IS_WPA_CAPABILITY(a) (((a) >= Ndis802_11AuthModeWPA) && ((a) <= Ndis802_11AuthModeWPA1PSKWPA2PSK))
	196
cc277069	197	/* EAPOL Key Information definition within Key descriptor format */
52b81c89	198	typedef struct PACKED _KEY_INFO {
51126deb BZ	199	u8 KeyMic:1;
	200	u8 Secure:1;
	201	u8 Error:1;
	202	u8 Request:1;
	203	u8 EKD_DL:1; /* EKD for AP; DL for STA */
	204	u8 Rsvd:3;
	205	u8 KeyDescVer:3;
	206	u8 KeyType:1;
	207	u8 KeyIndex:2;
	208	u8 Install:1;
	209	u8 KeyAck:1;
52b81c89	210	} KEY_INFO, *PKEY_INFO;
91980990	211
cc277069	212	/* EAPOL Key descriptor format */
52b81c89	213	typedef struct PACKED _KEY_DESCRIPTER {
51126deb	214	u8 Type;
52b81c89	215	KEY_INFO KeyInfo;
51126deb BZ	216	u8 KeyLength[2];
	217	u8 ReplayCounter[LEN_KEY_DESC_REPLAY];
	218	u8 KeyNonce[LEN_KEY_DESC_NONCE];
	219	u8 KeyIv[LEN_KEY_DESC_IV];
	220	u8 KeyRsc[LEN_KEY_DESC_RSC];
	221	u8 KeyId[LEN_KEY_DESC_ID];
	222	u8 KeyMic[LEN_KEY_DESC_MIC];
	223	u8 KeyDataLen[2];
	224	u8 KeyData[MAX_LEN_OF_RSNIE];
52b81c89 BZ	225	} KEY_DESCRIPTER, *PKEY_DESCRIPTER;
	226
	227	typedef struct PACKED _EAPOL_PACKET {
51126deb BZ	228	u8 ProVer;
	229	u8 ProType;
	230	u8 Body_Len[2];
52b81c89 BZ	231	KEY_DESCRIPTER KeyDesc;
52b81c89 BZ	232	} EAPOL_PACKET, *PEAPOL_PACKET;
91980990	233
cc277069	234	/802.11i D10 page 83 /
52b81c89	235	typedef struct PACKED _GTK_ENCAP {
51126deb BZ	236	u8 Kid:2;
	237	u8 tx:1;
	238	u8 rsv:5;
	239	u8 rsv1;
	240	u8 GTK[TKIP_GTK_LENGTH];
52b81c89 BZ	241	} GTK_ENCAP, *PGTK_ENCAP;
	242
	243	typedef struct PACKED _KDE_ENCAP {
51126deb BZ	244	u8 Type;
	245	u8 Len;
	246	u8 OUI[3];
	247	u8 DataType;
52b81c89 BZ	248	GTK_ENCAP GTKEncap;
52b81c89 BZ	249	} KDE_ENCAP, *PKDE_ENCAP;
91980990	250
cc277069	251	/* For WPA1 */
91980990	252	typedef struct PACKED _RSNIE {
51126deb BZ	253	u8 oui[4];
	254	u16 version;
	255	u8 mcast[4];
	256	u16 ucount;
52b81c89	257	struct PACKED {
51126deb	258	u8 oui[4];
52b81c89	259	} ucast[1];
91980990 GKH	260	} RSNIE, *PRSNIE;
91980990 GKH	261
cc277069	262	/* For WPA2 */
91980990	263	typedef struct PACKED _RSNIE2 {
51126deb BZ	264	u16 version;
	265	u8 mcast[4];
	266	u16 ucount;
52b81c89	267	struct PACKED {
51126deb	268	u8 oui[4];
52b81c89	269	} ucast[1];
91980990 GKH	270	} RSNIE2, *PRSNIE2;
91980990 GKH	271
cc277069	272	/* AKM Suite */
91980990	273	typedef struct PACKED _RSNIE_AUTH {
51126deb	274	u16 acount;
52b81c89	275	struct PACKED {
51126deb	276	u8 oui[4];
52b81c89 BZ	277	} auth[1];
	278	} RSNIE_AUTH, *PRSNIE_AUTH;
	279
	280	typedef union PACKED _RSN_CAPABILITIES {
	281	struct PACKED {
51126deb BZ	282	u16 PreAuth:1;
	283	u16 No_Pairwise:1;
	284	u16 PTKSA_R_Counter:2;
	285	u16 GTKSA_R_Counter:2;
	286	u16 Rsvd:10;
52b81c89	287	} field;
51126deb	288	u16 word;
52b81c89	289	} RSN_CAPABILITIES, *PRSN_CAPABILITIES;
91980990 GKH	290
91980990 GKH	291	typedef struct PACKED _EAP_HDR {
51126deb BZ	292	u8 ProVer;
	293	u8 ProType;
	294	u8 Body_Len[2];
	295	u8 code;
	296	u8 identifier;
	297	u8 length[2]; /* including code and identifier, followed by length-2 octets of data */
91980990 GKH	298	} EAP_HDR, *PEAP_HDR;
91980990 GKH	299
cc277069 BZ	300	/* For supplicant state machine states. 802.11i Draft 4.1, p. 97 */
cc277069 BZ	301	/* We simplified it */
52b81c89	302	typedef enum _WpaState {
cc277069 BZ	303	SS_NOTUSE, /* 0 */
	304	SS_START, /* 1 */
	305	SS_WAIT_MSG_3, /* 2 */
	306	SS_WAIT_GROUP, /* 3 */
	307	SS_FINISH, /* 4 */
	308	SS_KEYUPDATE, /* 5 */
52b81c89	309	} WPA_STATE;
91980990	310
cc277069 BZ	311	/* */
	312	/* The definition of the cipher combination */
	313	/* */
	314	/* bit3 bit2 bit1 bit0 */
	315	/* +------------+------------+ */
	316	/* \| WPA \| WPA2 \| */
	317	/* +------+-----+------+-----+ */
	318	/* \| TKIP \| AES \| TKIP \| AES \| */
	319	/* \| 0 \| 1 \| 1 \| 0 \| -> 0x06 */
	320	/* \| 0 \| 1 \| 1 \| 1 \| -> 0x07 */
	321	/* \| 1 \| 0 \| 0 \| 1 \| -> 0x09 */
	322	/* \| 1 \| 0 \| 1 \| 1 \| -> 0x0B */
	323	/* \| 1 \| 1 \| 0 \| 1 \| -> 0x0D */
	324	/* \| 1 \| 1 \| 1 \| 0 \| -> 0x0E */
	325	/* \| 1 \| 1 \| 1 \| 1 \| -> 0x0F */
	326	/* +------+-----+------+-----+ */
	327	/* */
52b81c89 BZ	328	typedef enum _WpaMixPairCipher {
52b81c89 BZ	329	MIX_CIPHER_NOTUSE = 0x00,
cc277069	330	WPA_NONE_WPA2_TKIPAES = 0x03, /* WPA2-TKIPAES */
52b81c89 BZ	331	WPA_AES_WPA2_TKIP = 0x06,
	332	WPA_AES_WPA2_TKIPAES = 0x07,
	333	WPA_TKIP_WPA2_AES = 0x09,
	334	WPA_TKIP_WPA2_TKIPAES = 0x0B,
cc277069	335	WPA_TKIPAES_WPA2_NONE = 0x0C, /* WPA-TKIPAES */
52b81c89 BZ	336	WPA_TKIPAES_WPA2_AES = 0x0D,
	337	WPA_TKIPAES_WPA2_TKIP = 0x0E,
	338	WPA_TKIPAES_WPA2_TKIPAES = 0x0F,
	339	} WPA_MIX_PAIR_CIPHER;
	340
	341	typedef struct PACKED _RSN_IE_HEADER_STRUCT {
51126deb BZ	342	u8 Eid;
	343	u8 Length;
	344	u16 Version; /* Little endian format */
52b81c89	345	} RSN_IE_HEADER_STRUCT, *PRSN_IE_HEADER_STRUCT;
91980990	346
cc277069	347	/* Cipher suite selector types */
52b81c89	348	typedef struct PACKED _CIPHER_SUITE_STRUCT {
51126deb BZ	349	u8 Oui[3];
51126deb BZ	350	u8 Type;
52b81c89	351	} CIPHER_SUITE_STRUCT, *PCIPHER_SUITE_STRUCT;
91980990	352
cc277069	353	/* Authentication and Key Management suite selector */
52b81c89	354	typedef struct PACKED _AKM_SUITE_STRUCT {
51126deb BZ	355	u8 Oui[3];
51126deb BZ	356	u8 Type;
52b81c89	357	} AKM_SUITE_STRUCT, *PAKM_SUITE_STRUCT;
91980990	358
cc277069	359	/* RSN capability */
52b81c89	360	typedef struct PACKED _RSN_CAPABILITY {
51126deb BZ	361	u16 Rsv:10;
	362	u16 GTKSAReplayCnt:2;
	363	u16 PTKSAReplayCnt:2;
	364	u16 NoPairwise:1;
	365	u16 PreAuth:1;
52b81c89	366	} RSN_CAPABILITY, *PRSN_CAPABILITY;
ca97b838 BZ	367
	368	/*========================================
	369	The prototype is defined in cmm_wpa.c
	370	========================================*/
51126deb	371	BOOLEAN WpaMsgTypeSubst(u8 EAPType, int * MsgType);
52b81c89	372
51126deb BZ	373	void PRF(u8 * key,
	374	int key_len,
	375	u8 * prefix,
	376	int prefix_len,
	377	u8 * data, int data_len, u8 * output, int len);
52b81c89 BZ	378
	379	int PasswordHash(char *password,
	380	unsigned char ssid, int ssidlength, unsigned char output);
	381
51126deb BZ	382	u8 GetSuiteFromRSNIE(u8 rsnie,
51126deb BZ	383	u32 rsnie_len, u8 type, u8 * count);
52b81c89	384
51126deb	385	void WpaShowAllsuite(u8 *rsnie, u32 rsnie_len);
ca97b838	386
51126deb BZ	387	void RTMPInsertRSNIE(u8 *pFrameBuf,
	388	unsigned long *pFrameLen,
	389	u8 *rsnie_ptr,
	390	u8 rsnie_len,
	391	u8 *pmkid_ptr, u8 pmkid_len);
ca97b838	392
91980990	393	#endif