staging: vt6656: cleared checkpatch.pl findings in 80211hdr.h

 * with this program; if not, write to the Free Software Foundation, Inc.,

 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 *

 * File: 80211hdr.h

 *

 * Purpose: 802.11 MAC headers related pre-defines and macros.

 *

 *

 * Author: Lyndon Chen

 *

 * Date: Apr 8, 2002

 *

 */

#ifndef __80211HDR_H__

#include "ttype.h"

/*---------------------  Export Definitions -------------------------*/

// bit type

/* bit type */

#define BIT0	0x00000001

#define BIT1	0x00000002

#define BIT2	0x00000004

#define BIT30	0x40000000

#define BIT31	0x80000000

// 802.11 frame related, defined as 802.11 spec

/* 802.11 frame related, defined as 802.11 spec */

#define WLAN_ADDR_LEN               6

#define WLAN_CRC_LEN                4

#define WLAN_CRC32_LEN              4

#define WLAN_HDR_ADDR4_LEN          30

#define WLAN_IEHDR_LEN              2

#define WLAN_SSID_MAXLEN            32

//#define WLAN_RATES_MAXLEN           255

/* #define WLAN_RATES_MAXLEN           255 */

#define WLAN_RATES_MAXLEN           16

#define WLAN_RATES_MAXLEN_11B       4

#define WLAN_RSN_MAXLEN             32

#define WLAN_DATA_MAXLEN            2312

#define WLAN_A3FR_MAXLEN            (WLAN_HDR_ADDR3_LEN + WLAN_DATA_MAXLEN + WLAN_CRC_LEN)

#define WLAN_A3FR_MAXLEN            (WLAN_HDR_ADDR3_LEN \

				     + WLAN_DATA_MAXLEN \

				     + WLAN_CRC_LEN)

#define WLAN_BEACON_FR_MAXLEN       WLAN_A3FR_MAXLEN

#define WLAN_ATIM_FR_MAXLEN         (WLAN_HDR_ADDR3_LEN + 0)

#define WLAN_AUTHEN_FR_MAXLEN       WLAN_A3FR_MAXLEN

#define WLAN_DEAUTHEN_FR_MAXLEN     (WLAN_HDR_ADDR3_LEN + 2)

#define WLAN_WEP_NKEYS              4

#define WLAN_WEP40_KEYLEN           5

#define WLAN_WEP104_KEYLEN          13

#define WLAN_WEP232_KEYLEN          29

//#define WLAN_WEPMAX_KEYLEN          29

/* #define WLAN_WEPMAX_KEYLEN          29 */

#define WLAN_WEPMAX_KEYLEN          32

#define WLAN_CHALLENGE_IE_MAXLEN    255

#define WLAN_CHALLENGE_IE_LEN       130

#define WLAN_WEP_ICV_LEN            4

#define WLAN_FRAGS_MAX              16

// Frame Type

/* Frame Type */

#define WLAN_TYPE_MGR 0x00

#define WLAN_TYPE_CTL  0x01

#define WLAN_TYPE_DATA 0x02

#define WLAN_FTYPE_CTL  0x01

#define WLAN_FTYPE_DATA 0x02

// Frame Subtypes

/* Frame Subtypes */

#define WLAN_FSTYPE_ASSOCREQ        0x00

#define WLAN_FSTYPE_ASSOCRESP       0x01

#define WLAN_FSTYPE_REASSOCREQ      0x02

#define WLAN_FSTYPE_DEAUTHEN        0x0c

#define WLAN_FSTYPE_ACTION          0x0d

// Control

/* Control */

#define WLAN_FSTYPE_PSPOLL          0x0a

#define WLAN_FSTYPE_RTS             0x0b

#define WLAN_FSTYPE_CTS             0x0c

#define WLAN_FSTYPE_CFEND           0x0e

#define WLAN_FSTYPE_CFENDCFACK      0x0f

// Data

/* Data */

#define WLAN_FSTYPE_DATAONLY        0x00

#define WLAN_FSTYPE_DATA_CFACK      0x01

#define WLAN_FSTYPE_DATA_CFPOLL     0x02

#define WLAN_FSTYPE_CFPOLL          0x06

#define WLAN_FSTYPE_CFACK_CFPOLL    0x07

#ifdef __BIG_ENDIAN

// GET & SET Frame Control bit

/* GET & SET Frame Control bit */

#define WLAN_GET_FC_PRVER(n)    ((((WORD)(n) >> 8) & (BIT0 | BIT1))

#define WLAN_GET_FC_FTYPE(n)    ((((WORD)(n) >> 8) & (BIT2 | BIT3)) >> 2)

#define WLAN_GET_FC_FSTYPE(n)   ((((WORD)(n) >> 8) & (BIT4|BIT5|BIT6|BIT7)) >> 4)

#define WLAN_GET_FC_FSTYPE(n)   ((((WORD)(n) >> 8) \

				  & (BIT4|BIT5|BIT6|BIT7)) >> 4)

#define WLAN_GET_FC_TODS(n)     ((((WORD)(n) << 8) & (BIT8)) >> 8)

#define WLAN_GET_FC_FROMDS(n)   ((((WORD)(n) << 8) & (BIT9)) >> 9)

#define WLAN_GET_FC_MOREFRAG(n) ((((WORD)(n) << 8) & (BIT10)) >> 10)

#define WLAN_GET_FC_ISWEP(n)    ((((WORD)(n) << 8) & (BIT14)) >> 14)

#define WLAN_GET_FC_ORDER(n)    ((((WORD)(n) << 8) & (BIT15)) >> 15)

// Sequence Field bit

/* Sequence Field bit */

#define WLAN_GET_SEQ_FRGNUM(n) (((WORD)(n) >> 8) & (BIT0|BIT1|BIT2|BIT3))

#define WLAN_GET_SEQ_SEQNUM(n) ((((WORD)(n) >> 8) & (~(BIT0|BIT1|BIT2|BIT3))) >> 4)

#define WLAN_GET_SEQ_SEQNUM(n) ((((WORD)(n) >> 8) \

				 & (~(BIT0|BIT1|BIT2|BIT3))) >> 4)

// Capability Field bit

/* Capability Field bit */

#define WLAN_GET_CAP_INFO_ESS(n)           (((n) >> 8) & BIT0)

#define WLAN_GET_CAP_INFO_IBSS(n)          ((((n) >> 8) & BIT1) >> 1)

#define WLAN_GET_CAP_INFO_CFPOLLABLE(n)    ((((n) >> 8) & BIT2) >> 2)

#define WLAN_GET_CAP_INFO_DSSSOFDM(n)      ((((n))      & BIT13) >> 13)

#define WLAN_GET_CAP_INFO_GRPACK(n)        ((((n))      & BIT14) >> 14)

#else

// GET & SET Frame Control bit

/* GET & SET Frame Control bit */

#define WLAN_GET_FC_PRVER(n)    (((WORD)(n)) & (BIT0 | BIT1))

#define WLAN_GET_FC_FTYPE(n)    ((((WORD)(n)) & (BIT2 | BIT3)) >> 2)

#define WLAN_GET_FC_FSTYPE(n)   ((((WORD)(n)) & (BIT4|BIT5|BIT6|BIT7)) >> 4)

#define WLAN_GET_FC_ISWEP(n)    ((((WORD)(n)) & (BIT14)) >> 14)

#define WLAN_GET_FC_ORDER(n)    ((((WORD)(n)) & (BIT15)) >> 15)

// Sequence Field bit

/* Sequence Field bit */

#define WLAN_GET_SEQ_FRGNUM(n) (((WORD)(n)) & (BIT0|BIT1|BIT2|BIT3))

#define WLAN_GET_SEQ_SEQNUM(n) ((((WORD)(n)) & (~(BIT0|BIT1|BIT2|BIT3))) >> 4)

// Capability Field bit

/* Capability Field bit */

#define WLAN_GET_CAP_INFO_ESS(n)           ((n) & BIT0)

#define WLAN_GET_CAP_INFO_IBSS(n)          (((n) & BIT1) >> 1)

#define WLAN_GET_CAP_INFO_CFPOLLABLE(n)    (((n) & BIT2) >> 2)

#define WLAN_GET_CAP_INFO_DSSSOFDM(n)      (((n) & BIT13) >> 13)

#define WLAN_GET_CAP_INFO_GRPACK(n)        (((n) & BIT14) >> 14)

#endif //#ifdef __BIG_ENDIAN

#endif /* #ifdef __BIG_ENDIAN */

#define WLAN_SET_CAP_INFO_ESS(n)           (n)

#define WLAN_SET_CAP_INFO_IBSS(n)          ((n) << 1)

#define WLAN_SET_CAP_INFO_DSSSOFDM(n)      ((n) << 13)

#define WLAN_SET_CAP_INFO_GRPACK(n)        ((n) << 14)

#define WLAN_SET_FC_PRVER(n)    ((WORD)(n))

#define WLAN_SET_FC_FTYPE(n)    (((WORD)(n)) << 2)

#define WLAN_SET_FC_FSTYPE(n)   (((WORD)(n)) << 4)

#define WLAN_SET_SEQ_FRGNUM(n) ((WORD)(n))

#define WLAN_SET_SEQ_SEQNUM(n) (((WORD)(n)) << 4)

// ERP Field bit

/* ERP Field bit */

#define WLAN_GET_ERP_NONERP_PRESENT(n)     ((n) & BIT0)

#define WLAN_GET_ERP_USE_PROTECTION(n)     (((n) & BIT1) >> 1)

#define WLAN_SET_ERP_USE_PROTECTION(n)     ((n) << 1)

#define WLAN_SET_ERP_BARKER_MODE(n)        ((n) << 2)

// Support & Basic Rates field

/* Support & Basic Rates field */

#define WLAN_MGMT_IS_BASICRATE(b)    ((b) & BIT7)

#define WLAN_MGMT_GET_RATE(b)        ((b) & ~BIT7)

// TIM field

/* TIM field */

#define WLAN_MGMT_IS_MULTICAST_TIM(b)   ((b) & BIT0)

#define WLAN_MGMT_GET_TIM_OFFSET(b)     (((b) & ~BIT0) >> 1)

// 3-Addr & 4-Addr

/* 3-Addr & 4-Addr */

#define WLAN_HDR_A3_DATA_PTR(p) (((PBYTE)(p)) + WLAN_HDR_ADDR3_LEN)

#define WLAN_HDR_A4_DATA_PTR(p) (((PBYTE)(p)) + WLAN_HDR_ADDR4_LEN)

// IEEE ADDR

/* IEEE ADDR */

#define IEEE_ADDR_UNIVERSAL         0x02

#define IEEE_ADDR_GROUP             0x01

    BYTE            abyAddr[6];

} IEEE_ADDR, *PIEEE_ADDR;

// 802.11 Header Format

/* 802.11 Header Format */

typedef struct tagWLAN_80211HDR_A2 {

} __attribute__ ((__packed__))

WLAN_80211HDR_A4, *PWLAN_80211HDR_A4;

typedef union tagUWLAN_80211HDR {

    WLAN_80211HDR_A2        sA2;

} UWLAN_80211HDR, *PUWLAN_80211HDR;

/*---------------------  Export Classes  ----------------------------*/

/*---------------------  Export Variables  --------------------------*/

/*---------------------  Export Functions  --------------------------*/

#endif // __80211HDR_H__

#endif /* __80211HDR_H__ */