mlme.h

ralink最新rt3070 usb wifi 无线网卡驱动程序

	UCHAR	ExpCSIFbk:1;
	UCHAR	AntIndFbk:1;
	UCHAR	RxASel:1;
	UCHAR	TxSoundPPDU:1;
	UCHAR	rsv:1;
#endif // RT_BIG_ENDIAN //
} HT_AS_CAP, *PHT_AS_CAP;

// Draft 1.0 set IE length 26, but is extensible..
#define SIZE_HT_CAP_IE		26
// The structure for HT Capability IE.
typedef struct PACKED _HT_CAPABILITY_IE{
	HT_CAP_INFO		HtCapInfo;
	HT_CAP_PARM		HtCapParm;
//	HT_MCS_SET		HtMCSSet;
	UCHAR			MCSSet[16];
	EXT_HT_CAP_INFO	ExtHtCapInfo;
	HT_BF_CAP		TxBFCap;	// beamforming cap. rt2860c not support beamforming.
	HT_AS_CAP		ASCap;	//antenna selection.
} HT_CAPABILITY_IE, *PHT_CAPABILITY_IE;


// 802.11n draft3 related structure definitions.
// 7.3.2.60
#define dot11OBSSScanPassiveDwell							20	// in TU. min amount of time that the STA continously scans each channel when performing an active OBSS scan.
#define dot11OBSSScanActiveDwell							10	// in TU.min amount of time that the STA continously scans each channel when performing an passive OBSS scan.
#define dot11BSSWidthTriggerScanInterval					300  // in sec. max interval between scan operations to be performed to detect BSS channel width trigger events.
#define dot11OBSSScanPassiveTotalPerChannel					200	// in TU. min total amount of time that the STA scans each channel when performing a passive OBSS scan.
#define dot11OBSSScanActiveTotalPerChannel					20	//in TU. min total amount of time that the STA scans each channel when performing a active OBSS scan
#define dot11BSSWidthChannelTransactionDelayFactor			5	// min ratio between the delay time in performing a switch from 20MHz BSS to 20/40 BSS operation and the maxima
																//	interval between overlapping BSS scan operations.
#define dot11BSSScanActivityThreshold						25	// in %%, max total time that a STA may be active on the medium during a period of 
																//	(dot11BSSWidthChannelTransactionDelayFactor * dot11BSSWidthTriggerScanInterval) seconds without
																//	being obligated to perform OBSS Scan operations. default is 25(== 0.25%)

typedef struct PACKED _OVERLAP_BSS_SCAN_IE{
	USHORT		ScanPassiveDwell;
	USHORT		ScanActiveDwell;
	USHORT		TriggerScanInt;				// Trigger scan interval
	USHORT		PassiveTalPerChannel;		// passive total per channel
	USHORT		ActiveTalPerChannel;		// active total per channel
	USHORT		DelayFactor;				// BSS width channel transition delay factor
	USHORT		ScanActThre;				// Scan Activity threshold
}OVERLAP_BSS_SCAN_IE, *POVERLAP_BSS_SCAN_IE;


//  7.3.2.56. 20/40 Coexistence element used in  Element ID = 72 = IE_2040_BSS_COEXIST
typedef union PACKED _BSS_2040_COEXIST_IE{
 struct PACKED {
 #ifdef RT_BIG_ENDIAN
	UCHAR	rsv:5;
	UCHAR	BSS20WidthReq:1;
	UCHAR	Intolerant40:1;	
	UCHAR	InfoReq:1; 
 #else
	UCHAR	InfoReq:1;
	UCHAR	Intolerant40:1;			// Inter-BSS. set 1 when prohibits a receiving BSS from operating as a 20/40 Mhz BSS.
	UCHAR	BSS20WidthReq:1;		// Intra-BSS set 1 when prohibits a receiving AP from operating its BSS as a 20/40MHz BSS.
	UCHAR	rsv:5;
#endif // RT_BIG_ENDIAN //
    } field;
 UCHAR   word;
} BSS_2040_COEXIST_IE, *PBSS_2040_COEXIST_IE;


typedef struct  _TRIGGER_EVENTA{
	BOOLEAN			bValid;	 
	UCHAR	BSSID[6];	
	UCHAR	RegClass;	// Regulatory Class
	USHORT	Channel;
	ULONG	CDCounter;   // Maintain a seperate count down counter for each Event A.
} TRIGGER_EVENTA, *PTRIGGER_EVENTA;

// 20/40 trigger event table
// If one Event A delete or created, or if Event B is detected or not detected, STA should send 2040BSSCoexistence to AP.
#define MAX_TRIGGER_EVENT		64
typedef struct  _TRIGGER_EVENT_TAB{
	UCHAR	EventANo;	
	TRIGGER_EVENTA	EventA[MAX_TRIGGER_EVENT];	
	ULONG			EventBCountDown;	// Count down counter for Event B. 
} TRIGGER_EVENT_TAB, *PTRIGGER_EVENT_TAB;

// 7.3.27 20/40 Bss Coexistence Mgmt capability used in extended capabilities information IE( ID = 127 = IE_EXT_CAPABILITY). 
//	This is the first octet and was defined in 802.11n D3.03 and 802.11yD9.0
typedef struct PACKED _EXT_CAP_INFO_ELEMENT{
#ifdef RT_BIG_ENDIAN
	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];	//only supoort MCS=0-15,32 , 
} 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;


// 4-byte HTC field.  maybe included in any frame except non-QOS data frame.  The Order bit must set 1.
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    UINT32		RDG:1;	//RDG / More PPDU
    UINT32		ACConstraint:1;	//feedback request
    UINT32		rsv:5;  //calibration sequence
    UINT32		ZLFAnnouce:1;	// ZLF announcement
    UINT32		CSISTEERING:2;	//CSI/ STEERING
    UINT32		FBKReq:2;	//feedback request
    UINT32		CalSeq:2;  //calibration sequence
    UINT32		CalPos:2;	// calibration position
    UINT32		MFBorASC:7;	//Link adaptation feedback containing recommended MCS. 0x7f for no feedback or not available
    UINT32		MFS:3;	//SET to the received value of MRS. 0x111 for unsolicited MFB.
    UINT32		MRSorASI:3;	// MRQ Sequence identifier. unchanged during entire procedure. 0x000-0x110.
    UINT32		MRQ:1;	//MCS feedback. Request for a MCS feedback
    UINT32		TRQ:1;	//sounding request
    UINT32		MA:1;	//management action payload exist in (QoS Null+HTC)
#else
    UINT32		MA:1;	//management action payload exist in (QoS Null+HTC)
    UINT32		TRQ:1;	//sounding request
    UINT32		MRQ:1;	//MCS feedback. Request for a MCS feedback
    UINT32		MRSorASI:3;	// MRQ Sequence identifier. unchanged during entire procedure. 0x000-0x110.
    UINT32		MFS:3;	//SET to the received value of MRS. 0x111 for unsolicited MFB.
    UINT32		MFBorASC:7;	//Link adaptation feedback containing recommended MCS. 0x7f for no feedback or not available
    UINT32		CalPos:2;	// calibration position
    UINT32		CalSeq:2;  //calibration sequence
    UINT32		FBKReq:2;	//feedback request
    UINT32		CSISTEERING:2;	//CSI/ STEERING
    UINT32		ZLFAnnouce:1;	// ZLF announcement
    UINT32		rsv:5;  //calibration sequence
    UINT32		ACConstraint:1;	//feedback request
    UINT32		RDG:1;	//RDG / More PPDU
#endif /* !RT_BIG_ENDIAN */
} HT_CONTROL, *PHT_CONTROL;

// 2-byte QOS CONTROL field
typedef struct PACKED {
#ifdef RT_BIG_ENDIAN
    USHORT      Txop_QueueSize:8;
    USHORT      AMsduPresent:1;
    USHORT      AckPolicy:2;  //0: normal ACK 1:No ACK 2:scheduled under MTBA/PSMP  3: BA
    USHORT      EOSP:1;
    USHORT      TID:4;
#else
    USHORT      TID:4;
    USHORT      EOSP:1;
    USHORT      AckPolicy:2;  //0: normal ACK 1:No ACK 2:scheduled under MTBA/PSMP  3: BA
    USHORT      AMsduPresent:1;
    USHORT      Txop_QueueSize:8;
#endif /* !RT_BIG_ENDIAN */
} QOS_CONTROL, *PQOS_CONTROL;	

// 2-byte Frame control field
typedef	struct	PACKED {
#ifdef RT_BIG_ENDIAN
	USHORT		Order:1;			// Strict order expected
	USHORT		Wep:1;				// Wep data
	USHORT		MoreData:1;			// More data bit
	USHORT		PwrMgmt:1;			// Power management bit
	USHORT		Retry:1;			// Retry status bit
	USHORT		MoreFrag:1;			// More fragment bit
	USHORT		FrDs:1;				// From DS indication
	USHORT		ToDs:1;				// To DS indication
	USHORT		SubType:4;			// MSDU subtype
	USHORT		Type:2;				// MSDU type
	USHORT		Ver:2;				// Protocol version
#else
	USHORT		Ver:2;				// Protocol version
	USHORT		Type:2;				// MSDU type
	USHORT		SubType:4;			// MSDU subtype
	USHORT		ToDs:1;				// To DS indication
	USHORT		FrDs:1;				// From DS indication
	USHORT		MoreFrag:1;			// More fragment bit
	USHORT		Retry:1;			// Retry status bit
	USHORT		PwrMgmt:1;			// Power management bit
	USHORT		MoreData:1;			// More data bit
	USHORT		Wep:1;				// Wep data
	USHORT		Order:1;			// Strict order expected
#endif /* !RT_BIG_ENDIAN */
} FRAME_CONTROL, *PFRAME_CONTROL;

typedef	struct	PACKED _HEADER_802_11	{
    FRAME_CONTROL   FC;
    USHORT          Duration;
    UCHAR           Addr1[MAC_ADDR_LEN];
    UCHAR           Addr2[MAC_ADDR_LEN];
	UCHAR			Addr3[MAC_ADDR_LEN];
#ifdef RT_BIG_ENDIAN
	USHORT			Sequence:12;
	USHORT			Frag:4;
#else
	USHORT			Frag:4;
	USHORT			Sequence:12;
#endif /* !RT_BIG_ENDIAN */
	UCHAR			Octet[0];
}	HEADER_802_11, *PHEADER_802_11;

typedef struct PACKED _FRAME_802_11 {
    HEADER_802_11   Hdr;