62eb734b49
Remove misc typedefs. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
394 lines
10 KiB
C
394 lines
10 KiB
C
/*
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*************************************************************************
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* Ralink Tech Inc.
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* 5F., No.36, Taiyuan St., Jhubei City,
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* Hsinchu County 302,
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* Taiwan, R.O.C.
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*
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* (c) Copyright 2002-2007, Ralink Technology, Inc.
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*
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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* *
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*************************************************************************
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Module Name:
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wpa.h
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Abstract:
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Revision History:
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Who When What
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-------- ---------- ----------------------------------------------
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Name Date Modification logs
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*/
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#ifndef __WPA_H__
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#define __WPA_H__
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/* EAPOL Key descripter frame format related length */
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#define LEN_KEY_DESC_NONCE 32
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#define LEN_KEY_DESC_IV 16
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#define LEN_KEY_DESC_RSC 8
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#define LEN_KEY_DESC_ID 8
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#define LEN_KEY_DESC_REPLAY 8
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#define LEN_KEY_DESC_MIC 16
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/* The length is the EAPoL-Key frame except key data field. */
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/* Please refer to 802.11i-2004 ,Figure 43u in p.78 */
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#define LEN_EAPOL_KEY_MSG (sizeof(struct rt_key_descripter) - MAX_LEN_OF_RSNIE)
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/* EAP Code Type. */
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#define EAP_CODE_REQUEST 1
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#define EAP_CODE_RESPONSE 2
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#define EAP_CODE_SUCCESS 3
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#define EAP_CODE_FAILURE 4
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/* EAPOL frame Protocol Version */
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#define EAPOL_VER 1
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#define EAPOL_VER2 2
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/* EAPOL-KEY Descriptor Type */
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#define WPA1_KEY_DESC 0xfe
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#define WPA2_KEY_DESC 0x02
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/* Key Descriptor Version of Key Information */
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#define DESC_TYPE_TKIP 1
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#define DESC_TYPE_AES 2
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#define LEN_MSG1_2WAY 0x7f
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#define MAX_LEN_OF_EAP_HS 256
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#define LEN_MASTER_KEY 32
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/* EAPOL EK, MK */
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#define LEN_EAP_EK 16
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#define LEN_EAP_MICK 16
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#define LEN_EAP_KEY ((LEN_EAP_EK)+(LEN_EAP_MICK))
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/* TKIP key related */
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#define LEN_PMKID 16
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#define LEN_TKIP_EK 16
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#define LEN_TKIP_RXMICK 8
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#define LEN_TKIP_TXMICK 8
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#define LEN_AES_EK 16
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#define LEN_AES_KEY LEN_AES_EK
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#define LEN_TKIP_KEY ((LEN_TKIP_EK)+(LEN_TKIP_RXMICK)+(LEN_TKIP_TXMICK))
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#define TKIP_AP_TXMICK_OFFSET ((LEN_EAP_KEY)+(LEN_TKIP_EK))
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#define TKIP_AP_RXMICK_OFFSET (TKIP_AP_TXMICK_OFFSET+LEN_TKIP_TXMICK)
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#define TKIP_GTK_LENGTH ((LEN_TKIP_EK)+(LEN_TKIP_RXMICK)+(LEN_TKIP_TXMICK))
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#define LEN_PTK ((LEN_EAP_KEY)+(LEN_TKIP_KEY))
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#define MIN_LEN_OF_GTK 5
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#define LEN_PMK 32
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#define LEN_PMK_NAME 16
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#define LEN_NONCE 32
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/* RSN IE Length definition */
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#define MAX_LEN_OF_RSNIE 255
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#define MIN_LEN_OF_RSNIE 8
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#define KEY_LIFETIME 3600
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/*EAP Packet Type */
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#define EAPPacket 0
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#define EAPOLStart 1
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#define EAPOLLogoff 2
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#define EAPOLKey 3
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#define EAPOLASFAlert 4
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#define EAPTtypeMax 5
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#define EAPOL_MSG_INVALID 0
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#define EAPOL_PAIR_MSG_1 1
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#define EAPOL_PAIR_MSG_2 2
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#define EAPOL_PAIR_MSG_3 3
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#define EAPOL_PAIR_MSG_4 4
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#define EAPOL_GROUP_MSG_1 5
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#define EAPOL_GROUP_MSG_2 6
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#define PAIRWISEKEY 1
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#define GROUPKEY 0
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/* Retry timer counter initial value */
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#define PEER_MSG1_RETRY_TIMER_CTR 0
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#define PEER_MSG3_RETRY_TIMER_CTR 10
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#define GROUP_MSG1_RETRY_TIMER_CTR 20
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/*#ifdef CONFIG_AP_SUPPORT */
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/* WPA mechanism retry timer interval */
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#define PEER_MSG1_RETRY_EXEC_INTV 1000 /* 1 sec */
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#define PEER_MSG3_RETRY_EXEC_INTV 3000 /* 3 sec */
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#define GROUP_KEY_UPDATE_EXEC_INTV 1000 /* 1 sec */
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#define PEER_GROUP_KEY_UPDATE_INIV 2000 /* 2 sec */
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#define ENQUEUE_EAPOL_START_TIMER 200 /* 200 ms */
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/* group rekey interval */
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#define TIME_REKEY 0
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#define PKT_REKEY 1
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#define DISABLE_REKEY 2
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#define MAX_REKEY 2
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#define MAX_REKEY_INTER 0x3ffffff
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/*#endif // CONFIG_AP_SUPPORT // */
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#define GROUP_SUITE 0
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#define PAIRWISE_SUITE 1
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#define AKM_SUITE 2
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#define PMKID_LIST 3
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#define EAPOL_START_DISABLE 0
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#define EAPOL_START_PSK 1
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#define EAPOL_START_1X 2
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#define MIX_CIPHER_WPA_TKIP_ON(x) (((x) & 0x08) != 0)
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#define MIX_CIPHER_WPA_AES_ON(x) (((x) & 0x04) != 0)
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#define MIX_CIPHER_WPA2_TKIP_ON(x) (((x) & 0x02) != 0)
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#define MIX_CIPHER_WPA2_AES_ON(x) (((x) & 0x01) != 0)
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#ifndef ROUND_UP
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#define ROUND_UP(__x, __y) \
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(((unsigned long)((__x)+((__y)-1))) & ((unsigned long)~((__y)-1)))
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#endif
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#define SET_u16_TO_ARRARY(_V, _LEN) \
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{ \
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_V[0] = (_LEN & 0xFF00) >> 8; \
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_V[1] = (_LEN & 0xFF); \
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}
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#define INC_u16_TO_ARRARY(_V, _LEN) \
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{ \
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u16 var_len; \
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\
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var_len = (_V[0]<<8) | (_V[1]); \
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var_len += _LEN; \
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\
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_V[0] = (var_len & 0xFF00) >> 8; \
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_V[1] = (var_len & 0xFF); \
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}
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#define CONV_ARRARY_TO_u16(_V) ((_V[0]<<8) | (_V[1]))
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#define ADD_ONE_To_64BIT_VAR(_V) \
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{ \
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u8 cnt = LEN_KEY_DESC_REPLAY; \
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do \
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{ \
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cnt--; \
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_V[cnt]++; \
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if (cnt == 0) \
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break; \
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}while (_V[cnt] == 0); \
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}
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#define IS_WPA_CAPABILITY(a) (((a) >= Ndis802_11AuthModeWPA) && ((a) <= Ndis802_11AuthModeWPA1PSKWPA2PSK))
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/* EAPOL Key Information definition within Key descriptor format */
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struct PACKED rt_key_info {
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u8 KeyMic:1;
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u8 Secure:1;
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u8 Error:1;
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u8 Request:1;
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u8 EKD_DL:1; /* EKD for AP; DL for STA */
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u8 Rsvd:3;
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u8 KeyDescVer:3;
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u8 KeyType:1;
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u8 KeyIndex:2;
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u8 Install:1;
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u8 KeyAck:1;
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};
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/* EAPOL Key descriptor format */
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struct PACKED rt_key_descripter {
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u8 Type;
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struct rt_key_info KeyInfo;
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u8 KeyLength[2];
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u8 ReplayCounter[LEN_KEY_DESC_REPLAY];
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u8 KeyNonce[LEN_KEY_DESC_NONCE];
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u8 KeyIv[LEN_KEY_DESC_IV];
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u8 KeyRsc[LEN_KEY_DESC_RSC];
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u8 KeyId[LEN_KEY_DESC_ID];
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u8 KeyMic[LEN_KEY_DESC_MIC];
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u8 KeyDataLen[2];
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u8 KeyData[MAX_LEN_OF_RSNIE];
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};
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struct PACKED rt_eapol_packet {
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u8 ProVer;
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u8 ProType;
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u8 Body_Len[2];
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struct rt_key_descripter KeyDesc;
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};
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/*802.11i D10 page 83 */
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struct PACKED rt_gtk_encap {
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u8 Kid:2;
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u8 tx:1;
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u8 rsv:5;
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u8 rsv1;
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u8 GTK[TKIP_GTK_LENGTH];
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};
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struct PACKED rt_kde_encap {
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u8 Type;
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u8 Len;
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u8 OUI[3];
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u8 DataType;
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struct rt_gtk_encap GTKEncap;
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};
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/* For WPA1 */
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struct PACKED rt_rsnie {
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u8 oui[4];
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u16 version;
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u8 mcast[4];
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u16 ucount;
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struct PACKED {
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u8 oui[4];
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} ucast[1];
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};
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/* For WPA2 */
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struct PACKED rt_rsnie2 {
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u16 version;
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u8 mcast[4];
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u16 ucount;
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struct PACKED {
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u8 oui[4];
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} ucast[1];
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};
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/* AKM Suite */
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struct PACKED rt_rsnie_auth {
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u16 acount;
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struct PACKED {
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u8 oui[4];
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} auth[1];
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};
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typedef union PACKED _RSN_CAPABILITIES {
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struct PACKED {
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u16 PreAuth:1;
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u16 No_Pairwise:1;
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u16 PTKSA_R_Counter:2;
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u16 GTKSA_R_Counter:2;
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u16 Rsvd:10;
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} field;
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u16 word;
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} RSN_CAPABILITIES, *PRSN_CAPABILITIES;
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struct PACKED rt_eap_hdr {
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u8 ProVer;
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u8 ProType;
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u8 Body_Len[2];
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u8 code;
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u8 identifier;
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u8 length[2]; /* including code and identifier, followed by length-2 octets of data */
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};
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/* For supplicant state machine states. 802.11i Draft 4.1, p. 97 */
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/* We simplified it */
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typedef enum _WpaState {
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SS_NOTUSE, /* 0 */
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SS_START, /* 1 */
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SS_WAIT_MSG_3, /* 2 */
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SS_WAIT_GROUP, /* 3 */
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SS_FINISH, /* 4 */
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SS_KEYUPDATE, /* 5 */
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} WPA_STATE;
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/* */
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/* The definition of the cipher combination */
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/* */
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/* bit3 bit2 bit1 bit0 */
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/* +------------+------------+ */
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/* | WPA | WPA2 | */
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/* +------+-----+------+-----+ */
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/* | TKIP | AES | TKIP | AES | */
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/* | 0 | 1 | 1 | 0 | -> 0x06 */
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/* | 0 | 1 | 1 | 1 | -> 0x07 */
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/* | 1 | 0 | 0 | 1 | -> 0x09 */
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/* | 1 | 0 | 1 | 1 | -> 0x0B */
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/* | 1 | 1 | 0 | 1 | -> 0x0D */
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/* | 1 | 1 | 1 | 0 | -> 0x0E */
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/* | 1 | 1 | 1 | 1 | -> 0x0F */
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/* +------+-----+------+-----+ */
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/* */
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typedef enum _WpaMixPairCipher {
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MIX_CIPHER_NOTUSE = 0x00,
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WPA_NONE_WPA2_TKIPAES = 0x03, /* WPA2-TKIPAES */
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WPA_AES_WPA2_TKIP = 0x06,
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WPA_AES_WPA2_TKIPAES = 0x07,
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WPA_TKIP_WPA2_AES = 0x09,
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WPA_TKIP_WPA2_TKIPAES = 0x0B,
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WPA_TKIPAES_WPA2_NONE = 0x0C, /* WPA-TKIPAES */
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WPA_TKIPAES_WPA2_AES = 0x0D,
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WPA_TKIPAES_WPA2_TKIP = 0x0E,
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WPA_TKIPAES_WPA2_TKIPAES = 0x0F,
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} WPA_MIX_PAIR_CIPHER;
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struct PACKED rt_rsn_ie_header {
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u8 Eid;
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u8 Length;
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u16 Version; /* Little endian format */
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};
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/* Cipher suite selector types */
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struct PACKED rt_cipher_suite_struct {
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u8 Oui[3];
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u8 Type;
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};
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/* Authentication and Key Management suite selector */
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struct PACKED rt_akm_suite {
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u8 Oui[3];
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u8 Type;
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};
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/* RSN capability */
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struct PACKED rt_rsn_capability {
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u16 Rsv:10;
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u16 GTKSAReplayCnt:2;
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u16 PTKSAReplayCnt:2;
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u16 NoPairwise:1;
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u16 PreAuth:1;
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};
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/*========================================
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The prototype is defined in cmm_wpa.c
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========================================*/
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BOOLEAN WpaMsgTypeSubst(u8 EAPType, int * MsgType);
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void PRF(u8 * key,
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int key_len,
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u8 * prefix,
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int prefix_len,
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u8 * data, int data_len, u8 * output, int len);
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int PasswordHash(char *password,
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unsigned char *ssid, int ssidlength, unsigned char *output);
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u8 *GetSuiteFromRSNIE(u8 *rsnie,
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u32 rsnie_len, u8 type, u8 * count);
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void WpaShowAllsuite(u8 *rsnie, u32 rsnie_len);
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void RTMPInsertRSNIE(u8 *pFrameBuf,
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unsigned long *pFrameLen,
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u8 *rsnie_ptr,
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u8 rsnie_len,
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u8 *pmkid_ptr, u8 pmkid_len);
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#endif
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