mlme.h

ralink 2870 usb无线网卡 最新驱动

	UCHAR	rsv2:5;
	UCHAR	ExtendChannelSwitch:1;
	UCHAR	rsv:1;
	UCHAR	BssCoexistMgmtSupport:1;
#else
	UCHAR	BssCoexistMgmtSupport:1;
	UCHAR	rsv:1;
	UCHAR	ExtendChannelSwitch:1;
	UCHAR	rsv2:5;
#endif // RT_BIG_ENDIAN //
}EXT_CAP_INFO_ELEMENT, *PEXT_CAP_INFO_ELEMENT;


// 802.11n 7.3.2.61
typedef struct PACKED _BSS_2040_COEXIST_ELEMENT{
	UCHAR					ElementID;		// ID = IE_2040_BSS_COEXIST = 72
	UCHAR					Len;
	BSS_2040_COEXIST_IE		BssCoexistIe;
}BSS_2040_COEXIST_ELEMENT, *PBSS_2040_COEXIST_ELEMENT;


//802.11n 7.3.2.59
typedef struct PACKED _BSS_2040_INTOLERANT_CH_REPORT{
	UCHAR				ElementID;		// ID = IE_2040_BSS_INTOLERANT_REPORT = 73
	UCHAR				Len;	
	UCHAR				RegulatoryClass;
	UCHAR				ChList[0];
}BSS_2040_INTOLERANT_CH_REPORT, *PBSS_2040_INTOLERANT_CH_REPORT;


// The structure for channel switch annoucement IE. This is in 802.11n D3.03
typedef struct PACKED _CHA_SWITCH_ANNOUNCE_IE{
	UCHAR			SwitchMode;	//channel switch mode
	UCHAR			NewChannel;	// 
	UCHAR			SwitchCount;	// 
} CHA_SWITCH_ANNOUNCE_IE, *PCHA_SWITCH_ANNOUNCE_IE;


// The structure for channel switch annoucement IE. This is in 802.11n D3.03
typedef struct PACKED _SEC_CHA_OFFSET_IE{
	UCHAR			SecondaryChannelOffset;	 // 1: Secondary above, 3: Secondary below, 0: no Secondary 
} SEC_CHA_OFFSET_IE, *PSEC_CHA_OFFSET_IE;


// This structure is extracted from struct RT_HT_CAPABILITY
typedef struct {
	BOOLEAN			bHtEnable;	 // If we should use ht rate.
	BOOLEAN			bPreNHt;	 // If we should use ht rate.
	//Substract from HT Capability IE
	UCHAR			MCSSet[16];
} RT_HT_PHY_INFO, *PRT_HT_PHY_INFO;

//This structure substracts ralink supports from all 802.11n-related features.
//Features not listed here but contained in 802.11n spec are not supported in rt2860.
typedef struct {
#ifdef RT_BIG_ENDIAN
	USHORT	rsv:5;
	USHORT	AmsduSize:1;	// Max receiving A-MSDU size
	USHORT	AmsduEnable:1;	// Enable to transmit A-MSDU. Suggest disable. We should use A-MPDU to gain best benifit of 802.11n
	USHORT	RxSTBC:2;	// 2 bits
	USHORT	TxSTBC:1;
	USHORT	ShortGIfor40:1;	//for40MHz
	USHORT	ShortGIfor20:1;
	USHORT	GF:1;	//green field
	USHORT	MimoPs:2;//mimo power safe MMPS_	
	USHORT	ChannelWidth:1;
#else
	USHORT	ChannelWidth:1;
	USHORT	MimoPs:2;//mimo power safe MMPS_
	USHORT	GF:1;	//green field
	USHORT	ShortGIfor20:1;
	USHORT	ShortGIfor40:1;	//for40MHz
	USHORT	TxSTBC:1;
	USHORT	RxSTBC:2;	// 2 bits
	USHORT	AmsduEnable:1;	// Enable to transmit A-MSDU. Suggest disable. We should use A-MPDU to gain best benifit of 802.11n
	USHORT	AmsduSize:1;	// Max receiving A-MSDU size
	USHORT	rsv:5;
#endif

	//Substract from Addiont HT INFO IE
#ifdef RT_BIG_ENDIAN
	UCHAR	RecomWidth:1;
	UCHAR	ExtChanOffset:2;	// Please not the difference with following 	UCHAR	NewExtChannelOffset; from 802.11n 
	UCHAR	MpduDensity:3;	
	UCHAR	MaxRAmpduFactor:2;
#else
	UCHAR	MaxRAmpduFactor:2;
	UCHAR	MpduDensity:3;
	UCHAR	ExtChanOffset:2;	// Please not the difference with following 	UCHAR	NewExtChannelOffset; from 802.11n 
	UCHAR	RecomWidth:1;
#endif

#ifdef RT_BIG_ENDIAN
	USHORT	rsv2:11;
	USHORT	OBSS_NonHTExist:1;
	USHORT	rsv3:1;
	USHORT	NonGfPresent:1;
	USHORT	OperaionMode:2;
#else
	USHORT	OperaionMode:2;
	USHORT	NonGfPresent:1;
	USHORT	rsv3:1;
	USHORT	OBSS_NonHTExist:1;
	USHORT	rsv2:11;
#endif
	
	// New Extension Channel Offset IE
	UCHAR	NewExtChannelOffset;	
	// Extension Capability IE = 127
	UCHAR	BSSCoexist2040;	
} RT_HT_CAPABILITY, *PRT_HT_CAPABILITY;

//   field in Addtional HT Information IE .   
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
	UCHAR	SerInterGranu:3;
	UCHAR	S_PSMPSup:1;
	UCHAR	RifsMode:1; 
	UCHAR	RecomWidth:1;	
	UCHAR	ExtChanOffset:2;
#else
	UCHAR	ExtChanOffset:2;
	UCHAR	RecomWidth:1;
	UCHAR	RifsMode:1; 
	UCHAR	S_PSMPSup:1;	 //Indicate support for scheduled PSMP
	UCHAR	SerInterGranu:3;	 //service interval granularity
#endif
} ADD_HTINFO, *PADD_HTINFO;

typedef struct PACKED{
#ifdef RT_BIG_ENDIAN
	USHORT	rsv2:11; 
	USHORT	OBSS_NonHTExist:1;
	USHORT	rsv:1;
	USHORT	NonGfPresent:1;
	USHORT	OperaionMode:2;	
#else
	USHORT	OperaionMode:2;
	USHORT	NonGfPresent:1;
	USHORT	rsv:1; 
	USHORT	OBSS_NonHTExist:1;
	USHORT	rsv2:11; 
#endif
} ADD_HTINFO2, *PADD_HTINFO2;


// TODO: Need sync with spec about the definition of StbcMcs. In Draft 3.03, it's reserved.
typedef struct PACKED{
#ifdef RT_BIG_ENDIAN
	USHORT	rsv:4;
	USHORT	PcoPhase:1;
	USHORT	PcoActive:1;
	USHORT	LsigTxopProt:1;
	USHORT	STBCBeacon:1;
	USHORT	DualCTSProtect:1;
	USHORT	DualBeacon:1;
	USHORT	StbcMcs:6;
#else
	USHORT	StbcMcs:6;
	USHORT	DualBeacon:1;
	USHORT	DualCTSProtect:1; 
	USHORT	STBCBeacon:1;
	USHORT	LsigTxopProt:1;	// L-SIG TXOP protection full support 
	USHORT	PcoActive:1; 
	USHORT	PcoPhase:1; 
	USHORT	rsv:4; 
#endif // RT_BIG_ENDIAN //
} ADD_HTINFO3, *PADD_HTINFO3;

#define SIZE_ADD_HT_INFO_IE		22
typedef struct  PACKED{
	UCHAR				ControlChan;
	ADD_HTINFO			AddHtInfo;
	ADD_HTINFO2			AddHtInfo2;	 
	ADD_HTINFO3			AddHtInfo3;	 
	UCHAR				MCSSet[16];		// Basic MCS set
} ADD_HT_INFO_IE, *PADD_HT_INFO_IE;

typedef struct  PACKED{
	UCHAR				NewExtChanOffset;
} NEW_EXT_CHAN_IE, *PNEW_EXT_CHAN_IE;

typedef struct PACKED _FRAME_802_11 {
    HEADER_802_11   Hdr;
    UCHAR            Octet[1];
}   FRAME_802_11, *PFRAME_802_11;

// QoSNull embedding of management action. When HT Control MA field set to 1.
typedef struct PACKED _MA_BODY {
    UCHAR            Category;
    UCHAR            Action;
    UCHAR            Octet[1];
}   MA_BODY, *PMA_BODY;

typedef	struct	PACKED _HEADER_802_3	{
    UCHAR           DAAddr1[MAC_ADDR_LEN];
    UCHAR           SAAddr2[MAC_ADDR_LEN];
    UCHAR           Octet[2];
}	HEADER_802_3, *PHEADER_802_3;
////Block ACK related format
// 2-byte BA Parameter  field  in 	DELBA frames to terminate an already set up bA
typedef struct PACKED{
#ifdef RT_BIG_ENDIAN
    USHORT      TID:4;	// value of TC os TS
    USHORT      Initiator:1;	// 1: originator    0:recipient
    USHORT      Rsv:11;	// always set to 0
#else
    USHORT      Rsv:11;	// always set to 0
    USHORT      Initiator:1;	// 1: originator    0:recipient
    USHORT      TID:4;	// value of TC os TS
#endif /* !RT_BIG_ENDIAN */
} DELBA_PARM, *PDELBA_PARM;

// 2-byte BA Parameter Set field  in ADDBA frames to signal parm for setting up a BA
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      BufSize:10;	// number of buffe of size 2304 octetsr
    USHORT      TID:4;	// value of TC os TS
    USHORT      BAPolicy:1;	// 1: immediately BA    0:delayed BA
    USHORT      AMSDUSupported:1;	// 0: not permitted		1: permitted
#else
    USHORT      AMSDUSupported:1;	// 0: not permitted		1: permitted
    USHORT      BAPolicy:1;	// 1: immediately BA    0:delayed BA
    USHORT      TID:4;	// value of TC os TS
    USHORT      BufSize:10;	// number of buffe of size 2304 octetsr
#endif /* !RT_BIG_ENDIAN */
} BA_PARM, *PBA_PARM;

// 2-byte BA Starting Seq CONTROL field
typedef union PACKED {
    struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      StartSeq:12;   // sequence number of the 1st MSDU for which this BAR is sent
	USHORT      FragNum:4;	// always set to 0
#else
    USHORT      FragNum:4;	// always set to 0
	USHORT      StartSeq:12;   // sequence number of the 1st MSDU for which this BAR is sent
#endif /* RT_BIG_ENDIAN */
    }   field;
    USHORT           word;
} BASEQ_CONTROL, *PBASEQ_CONTROL;

//BAControl and BARControl are the same
// 2-byte BA CONTROL field in BA frame
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      TID:4;
    USHORT      Rsv:9;
    USHORT      Compressed:1;
    USHORT      MTID:1;		//EWC V1.24
    USHORT      ACKPolicy:1; // only related to N-Delayed BA. But not support in RT2860b. 0:NormalACK  1:No ACK
#else
    USHORT      ACKPolicy:1; // only related to N-Delayed BA. But not support in RT2860b. 0:NormalACK  1:No ACK
    USHORT      MTID:1;		//EWC V1.24
    USHORT      Compressed:1;
    USHORT      Rsv:9;
    USHORT      TID:4;
#endif /* !RT_BIG_ENDIAN */
} BA_CONTROL, *PBA_CONTROL;

// 2-byte BAR CONTROL field in BAR frame
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      TID:4;
    USHORT      Rsv1:9;
    USHORT      Compressed:1;
    USHORT      MTID:1;		//if this bit1, use  FRAME_MTBA_REQ,  if 0, use FRAME_BA_REQ
    USHORT      ACKPolicy:1;
#else
    USHORT      ACKPolicy:1; // 0:normal ack,  1:no ack.
    USHORT      MTID:1;		//if this bit1, use  FRAME_MTBA_REQ,  if 0, use FRAME_BA_REQ
    USHORT      Compressed:1;
    USHORT      Rsv1:9;
    USHORT      TID:4;
#endif /* !RT_BIG_ENDIAN */
} BAR_CONTROL, *PBAR_CONTROL;

// BARControl in MTBAR frame
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      NumTID:4;
    USHORT      Rsv1:9;
    USHORT      Compressed:1;
    USHORT      MTID:1;		
    USHORT      ACKPolicy:1;
#else
    USHORT      ACKPolicy:1;
    USHORT      MTID:1;		
    USHORT      Compressed:1;
    USHORT      Rsv1:9;
    USHORT      NumTID:4;
#endif /* !RT_BIG_ENDIAN */
} MTBAR_CONTROL, *PMTBAR_CONTROL;

typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      TID:4;
    USHORT      Rsv1:12;
#else
    USHORT      Rsv1:12;
    USHORT      TID:4;
#endif /* !RT_BIG_ENDIAN */
} PER_TID_INFO, *PPER_TID_INFO;

typedef struct {
	PER_TID_INFO      PerTID;
	BASEQ_CONTROL 	 BAStartingSeq;
} EACH_TID, *PEACH_TID;


// BAREQ AND MTBAREQ have the same subtype BAR, 802.11n BAR use compressed bitmap.
typedef struct PACKED _FRAME_BA_REQ {
	FRAME_CONTROL   FC;
	USHORT          Duration;
	UCHAR           Addr1[MAC_ADDR_LEN];
	UCHAR           Addr2[MAC_ADDR_LEN];
	BAR_CONTROL  BARControl;
	BASEQ_CONTROL 	 BAStartingSeq;
}   FRAME_BA_REQ, *PFRAME_BA_REQ;

typedef struct PACKED _FRAME_MTBA_REQ {
	FRAME_CONTROL   FC;
	USHORT          Duration;
	UCHAR           Addr1[MAC_ADDR_LEN];
	UCHAR           Addr2[MAC_ADDR_LEN];
	MTBAR_CONTROL  MTBARControl;
	PER_TID_INFO	PerTIDInfo;
	BASEQ_CONTROL 	 BAStartingSeq;
}   FRAME_MTBA_REQ, *PFRAME_MTBA_REQ;

// Compressed format is mandantory in HT STA
typedef struct PACKED _FRAME_MTBA {
	FRAME_CONTROL   FC;
	USHORT          Duration;
	UCHAR           Addr1[MAC_ADDR_LEN];
	UCHAR           Addr2[MAC_ADDR_LEN];
	BA_CONTROL  BAControl;
	BASEQ_CONTROL 	 BAStartingSeq;
	UCHAR		BitMap[8];
}   FRAME_MTBA, *PFRAME_MTBA;

typedef struct PACKED _FRAME_PSMP_ACTION {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
	UCHAR	Psmp;	// 7.3.1.25
}   FRAME_PSMP_ACTION, *PFRAME_PSMP_ACTION;

typedef struct PACKED _FRAME_ACTION_HDR {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
}   FRAME_ACTION_HDR, *PFRAME_ACTION_HDR;

//Action Frame
//Action Frame  Category:Spectrum,  Action:Channel Switch. 7.3.2.20
typedef struct PACKED _CHAN_SWITCH_ANNOUNCE {
	UCHAR					ElementID;	// ID = IE_CHANNEL_SWITCH_ANNOUNCEMENT = 37
	UCHAR					Len;
	CHA_SWITCH_ANNOUNCE_IE	CSAnnounceIe;
}   CHAN_SWITCH_ANNOUNCE, *PCHAN_SWITCH_ANNOUNCE;


//802.11n : 7.3.2.20a
typedef struct PACKED _SECOND_CHAN_OFFSET {
	UCHAR				ElementID;		// ID = IE_SECONDARY_CH_OFFSET = 62
	UCHAR				Len;
	SEC_CHA_OFFSET_IE	SecChOffsetIe;
}   SECOND_CHAN_OFFSET, *PSECOND_CHAN_OFFSET;


typedef struct PACKED _FRAME_SPETRUM_CS {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
	CHAN_SWITCH_ANNOUNCE	CSAnnounce;
	SECOND_CHAN_OFFSET		SecondChannel;
}   FRAME_SPETRUM_CS, *PFRAME_SPETRUM_CS;


typedef struct PACKED _FRAME_ADDBA_REQ {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
	UCHAR	Token;	// 1
	BA_PARM		BaParm;	      //  2 - 10
	USHORT		TimeOutValue;	// 0 - 0 
	BASEQ_CONTROL	BaStartSeq; // 0-0
}   FRAME_ADDBA_REQ, *PFRAME_ADDBA_REQ;

typedef struct PACKED _FRAME_ADDBA_RSP {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
	UCHAR	Token;
	USHORT	StatusCode;
	BA_PARM		BaParm; //0 - 2
	USHORT		TimeOutValue;
}   FRAME_ADDBA_RSP, *PFRAME_ADDBA_RSP;

typedef struct PACKED _FRAME_DELBA_REQ {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
	DELBA_PARM		DelbaParm;
	USHORT	ReasonCode;
}   FRAME_DELBA_REQ, *PFRAME_DELBA_REQ;


//7.2.1.7
typedef struct PACKED _FRAME_BAR {
	FRAME_CONTROL   FC;
	USHORT          Duration;
	UCHAR           Addr1[MAC_ADDR_LEN];
	UCHAR           Addr2[MAC_ADDR_LEN];
	BAR_CONTROL		BarControl;
	BASEQ_CONTROL	StartingSeq;
}   FRAME_BAR, *PFRAME_BAR;

//7.2.1.7
typedef struct PACKED _FRAME_BA {
	FRAME_CONTROL   FC;
	USHORT          Duration;
	UCHAR           Addr1[MAC_ADDR_LEN];
	UCHAR           Addr2[MAC_ADDR_LEN];
	BAR_CONTROL		BarControl;
	BASEQ_CONTROL	StartingSeq;
	UCHAR		bitmask[8];
}   FRAME_BA, *PFRAME_BA;


// Radio Measuement Request Frame Format
typedef struct PACKED _FRAME_RM_REQ_ACTION {
	HEADER_802_11   Hdr;
	UCHAR	Category;
	UCHAR	Action;
	UCHAR	Token;
	USHORT	Repetition;
	UCHAR   data[0];
}   FRAME_RM_REQ_ACTION, *PFRAME_RM_REQ_ACTION;

typedef struct PACKED {
	UCHAR		ID;
	UCHAR		Length;
	UCHAR		ChannelSwitchMode;
	UCHAR		NewRegClass;
	UCHAR		NewChannelNum;
	UCHAR		ChannelSwitchCount;
} HT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE, *PHT_EXT_CHANNEL_SWITCH_ANNOUNCEMENT_IE;


//
// _Limit must be the 2**n - 1
// _SEQ1 , _SEQ2 must be within 0 ~ _Limit