802.11.h

wi-fi sources for asus wl138g v2 pci card

		uint8 data[1];
	} PACKED rep;
} PACKED;
typedef struct dot11_meas_rep dot11_meas_rep_t;

/* length of Measure Report IE data not including variable len */
#define DOT11_MNG_IE_MREP_FIXED_LEN	3	/* d11 measurement response IE fixed length */

struct dot11_meas_rep_basic {
	uint8 channel;
	uint8 start_time[8];
	uint16 duration;
	uint8 map;
} PACKED;
typedef struct dot11_meas_rep_basic dot11_meas_rep_basic_t;
#define DOT11_MEASURE_BASIC_REP_LEN	12	/* d11 measurement basic report length */

struct dot11_quiet {
	uint8 id;
	uint8 len;
	uint8 count;	/* TBTTs until beacon interval in quiet starts */
	uint8 period;	/* Beacon intervals between periodic quiet periods ? */
	uint16 duration;	/* Length of quiet period, in TU's */
	uint16 offset;	/* TU's offset from TBTT in Count field */
} PACKED;
typedef struct dot11_quiet dot11_quiet_t;

typedef struct {
	uint8 channel;
	uint8 map;
} chan_map_tuple_t;

typedef struct {
	uint8 id;
	uint8 len;
	uint8 eaddr[ETHER_ADDR_LEN];
	uint8 interval;
	chan_map_tuple_t map[1];
} dot11_ibss_dfs_t;

/* WME Elements */
#define WME_OUI			"\x00\x50\xf2"	/* WME OUI */
#define WME_VER			1	/* WME version */
#define WME_TYPE		2	/* WME type */
#define WME_SUBTYPE_IE		0	/* Information Element */
#define WME_SUBTYPE_PARAM_IE	1	/* Parameter Element */
#define WME_SUBTYPE_TSPEC	2	/* Traffic Specification */

/* WME Access Category Indices (ACIs) */
#define AC_BE			0	/* Best Effort */
#define AC_BK			1	/* Background */
#define AC_VI			2	/* Video */
#define AC_VO			3	/* Voice */
#define AC_COUNT		4	/* number of ACs */

typedef uint8 ac_bitmap_t;	/* AC bitmap of (1 << AC_xx) */

#define AC_BITMAP_NONE		0x0	/* No ACs */
#define AC_BITMAP_ALL		0xf	/* All ACs */
#define AC_BITMAP_TST(ab, ac)	(((ab) & (1 << (ac))) != 0)

/* WME Information Element (IE) */
struct wme_ie {
	uint8 oui[3];
	uint8 type;
	uint8 subtype;
	uint8 version;
	uint8 qosinfo;
} PACKED;
typedef struct wme_ie wme_ie_t;
#define WME_IE_LEN 7	/* WME IE length */

struct wme_acparam {
	uint8	ACI;
	uint8	ECW;
	uint16  TXOP;		/* stored in network order (ls octet first) */
} PACKED;
typedef struct wme_acparam wme_acparam_t;

/* WME Parameter Element (PE) */
struct wme_param_ie {
	uint8 oui[3];
	uint8 type;
	uint8 subtype;
	uint8 version;
	uint8 qosinfo;
	uint8 rsvd;
	wme_acparam_t acparam[AC_COUNT];
} PACKED;
typedef struct wme_param_ie wme_param_ie_t;
#define WME_PARAM_IE_LEN            24          /* WME Parameter IE length */

/* QoS Info field for IE as sent from AP */
#define WME_QI_AP_APSD_MASK         0x80        /* U-APSD Supported mask */
#define WME_QI_AP_APSD_SHIFT        7           /* U-APSD Supported shift */
#define WME_QI_AP_COUNT_MASK        0x0f        /* Parameter set count mask */
#define WME_QI_AP_COUNT_SHIFT       0           /* Parameter set count shift */

/* QoS Info field for IE as sent from STA */
#define WME_QI_STA_MAXSPLEN_MASK    0x60        /* Max Service Period Length mask */
#define WME_QI_STA_MAXSPLEN_SHIFT   5           /* Max Service Period Length shift */
#define WME_QI_STA_APSD_ALL_MASK    0xf         /* APSD all AC bits mask */
#define WME_QI_STA_APSD_ALL_SHIFT   0           /* APSD all AC bits shift */
#define WME_QI_STA_APSD_BE_MASK     0x8         /* APSD AC_BE mask */
#define WME_QI_STA_APSD_BE_SHIFT    3           /* APSD AC_BE shift */
#define WME_QI_STA_APSD_BK_MASK     0x4         /* APSD AC_BK mask */
#define WME_QI_STA_APSD_BK_SHIFT    2           /* APSD AC_BK shift */
#define WME_QI_STA_APSD_VI_MASK     0x2         /* APSD AC_VI mask */
#define WME_QI_STA_APSD_VI_SHIFT    1           /* APSD AC_VI shift */
#define WME_QI_STA_APSD_VO_MASK     0x1         /* APSD AC_VO mask */
#define WME_QI_STA_APSD_VO_SHIFT    0           /* APSD AC_VO shift */

/* ACI */
#define WME_AIFSN_MIN               1           /* WME AIFSN minimum value */
#define WME_AIFSN_MAX               15          /* WME AIFSN maximum value */
#define WME_AIFSN_MASK              0x0f        /* WME AIFSN mask */
#define WME_ACM_MASK                0x10        /* WME ACM mask */
#define WME_ACI_MASK                0x60        /* WME ACI mask */
#define WME_ACI_SHIFT               5           /* WME ACI shift */

/* ECW */
#define WME_ECW_MIN                 0           /* cwmin/cwmax exponent minimum value */
#define WME_ECW_MAX                 15          /* cwmin/cwmax exponent maximum value */
#define WME_ECW2CW(exp)             ((1 << (exp)) - 1)
#define WME_ECWMIN_MASK             0x0f        /* cwmin exponent form mask */
#define WME_ECWMAX_MASK             0xf0        /* cwmax exponent form mask */
#define WME_ECWMAX_SHIFT            4           /* cwmax exponent form shift */

/* TXOP */
#define WME_TXOP_MIN                0           /* TXOP minimum value */
#define WME_TXOP_MAX                65535       /* TXOP maximum value */
#define WME_TXOP2USEC(txop)         ((txop) << 5)

/* Default EDCF parameters that AP advertises for STA to use; WMM draft Table 12 */
#define WME_AC_BE_ACI_STA           0x03	/* STA ACI value for best effort AC */
#define WME_AC_BE_ECW_STA           0xA4	/* STA ECW value for best effort AC */
#define WME_AC_BE_TXOP_STA          0x0000	/* STA TXOP value for best effort AC */
#define WME_AC_BK_ACI_STA           0x27	/* STA ACI value for background AC */
#define WME_AC_BK_ECW_STA           0xA4	/* STA ECW value for background AC */
#define WME_AC_BK_TXOP_STA          0x0000	/* STA TXOP value for background AC */
#define WME_AC_VI_ACI_STA           0x42	/* STA ACI value for video AC */
#define WME_AC_VI_ECW_STA           0x43	/* STA ECW value for video AC */
#define WME_AC_VI_TXOP_STA          0x005e	/* STA TXOP value for video AC */
#define WME_AC_VO_ACI_STA           0x62	/* STA ACI value for audio AC */
#define WME_AC_VO_ECW_STA           0x32	/* STA ECW value for audio AC */
#define WME_AC_VO_TXOP_STA          0x002f	/* STA TXOP value for audio AC */

/* Default EDCF parameters that AP uses; WMM draft Table 14 */
#define WME_AC_BE_ACI_AP            0x03	/* AP ACI value for best effort AC */
#define WME_AC_BE_ECW_AP            0x64	/* AP ECW value for best effort AC */
#define WME_AC_BE_TXOP_AP           0x0000	/* AP TXOP value for best effort AC */
#define WME_AC_BK_ACI_AP            0x27	/* AP ACI value for background AC */
#define WME_AC_BK_ECW_AP            0xA4	/* AP ECW value for background AC */
#define WME_AC_BK_TXOP_AP           0x0000	/* AP TXOP value for background AC */
#define WME_AC_VI_ACI_AP            0x41	/* AP ACI value for video AC */
#define WME_AC_VI_ECW_AP            0x43	/* AP ECW value for video AC */
#define WME_AC_VI_TXOP_AP           0x005e	/* AP TXOP value for video AC */
#define WME_AC_VO_ACI_AP            0x61	/* AP ACI value for audio AC */
#define WME_AC_VO_ECW_AP            0x32	/* AP ECW value for audio AC */
#define WME_AC_VO_TXOP_AP           0x002f	/* AP TXOP value for audio AC */

struct dot11_qbss_load_ie {
	uint8 id; 			/* 11, DOT11_MNG_QBSS_LOAD_ID */
	uint8 length;
	uint16 station_count; 		/* total number of STAs associated */
	uint8 channel_utilization;	/* % of time, normalized to 255, QAP sensed medium busy */
	uint16 aac; 			/* available admission capacity */
} PACKED;
typedef struct dot11_qbss_load_ie dot11_qbss_load_ie_t;

/* surplus_bandwidth */
/* Represented as 3 bits of integer, binary point, 13 bits fraction */
#define	INTEGER_SHIFT	13	/* integer shift */
#define FRACTION_MASK	0x1FFF	/* fraction mask */

/* Management Notification Frame */
struct dot11_management_notification {
	uint8 category;			/* DOT11_ACTION_NOTIFICATION */
	uint8 action;
	uint8 token;
	uint8 status;
	uint8 data[1];			/* Elements */
} PACKED;
#define DOT11_MGMT_NOTIFICATION_LEN 4	/* Fixed length */

/* WME Action Codes */
#define WME_ADDTS_REQUEST	0	/* WME ADDTS request */
#define WME_ADDTS_RESPONSE	1	/* WME ADDTS response */
#define WME_DELTS_REQUEST	2	/* WME DELTS request */

/* WME Setup Response Status Codes */
#define WME_ADMISSION_ACCEPTED	0	/* WME admission accepted */
#define WME_INVALID_PARAMETERS	1	/* WME invalide parameters */
#define WME_ADMISSION_REFUSED	3	/* WME admission refused */

/* Macro to take a pointer to a beacon or probe response
 * header and return the char* pointer to the SSID info element
 */
#define BCN_PRB_SSID(hdr) ((char*)(hdr) + DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_LEN)

/* Authentication frame payload constants */
#define DOT11_OPEN_SYSTEM	0	/* d11 open authentication */
#define DOT11_SHARED_KEY	1	/* d11 shared authentication */
#define DOT11_CHALLENGE_LEN	128	/* d11 chanllenge text length */

/* Frame control macros */
#define FC_PVER_MASK		0x3	/* PVER mask */
#define FC_PVER_SHIFT		0	/* PVER shift */
#define FC_TYPE_MASK		0xC	/* type mask */
#define FC_TYPE_SHIFT		2	/* type shift */
#define FC_SUBTYPE_MASK		0xF0	/* subtype mask */
#define FC_SUBTYPE_SHIFT	4	/* subtype shift */
#define FC_TODS			0x100	/* to DS */
#define FC_TODS_SHIFT		8	/* to DS shift */
#define FC_FROMDS		0x200	/* from DS */
#define FC_FROMDS_SHIFT		9	/* from DS shift */
#define FC_MOREFRAG		0x400	/* more frag. */
#define FC_MOREFRAG_SHIFT	10	/* more frag. shift */
#define FC_RETRY		0x800	/* retry */
#define FC_RETRY_SHIFT		11	/* retry shift */
#define FC_PM			0x1000	/* PM */
#define FC_PM_SHIFT		12	/* PM shift */
#define FC_MOREDATA		0x2000	/* more data */
#define FC_MOREDATA_SHIFT	13	/* more data shift */
#define FC_WEP			0x4000	/* WEP */
#define FC_WEP_SHIFT		14	/* WEP shift */
#define FC_ORDER		0x8000	/* order */
#define FC_ORDER_SHIFT		15	/* order shift */

/* sequence control macros */
#define SEQNUM_SHIFT		4	/* seq. number shift */
#define SEQNUM_MAX		0x1000	/* max seqnum + 1 */
#define FRAGNUM_MASK		0xF	/* frag. number mask */

/* Frame Control type/subtype defs */

/* FC Types */
#define FC_TYPE_MNG		0	/* management type */
#define FC_TYPE_CTL		1	/* control type */
#define FC_TYPE_DATA		2	/* data type */

/* Management Subtypes */
#define FC_SUBTYPE_ASSOC_REQ		0	/* assoc. request */
#define FC_SUBTYPE_ASSOC_RESP		1	/* assoc. response */
#define FC_SUBTYPE_REASSOC_REQ		2	/* reassoc. request */
#define FC_SUBTYPE_REASSOC_RESP		3	/* reassoc. response */
#define FC_SUBTYPE_PROBE_REQ		4	/* probe request */
#define FC_SUBTYPE_PROBE_RESP		5	/* probe response */
#define FC_SUBTYPE_BEACON		8	/* beacon */
#define FC_SUBTYPE_ATIM			9	/* ATIM */
#define FC_SUBTYPE_DISASSOC		10	/* disassoc. */
#define FC_SUBTYPE_AUTH			11	/* authentication */
#define FC_SUBTYPE_DEAUTH		12	/* de-authentication */
#define FC_SUBTYPE_ACTION		13	/* action */

/* Control Subtypes */
#define FC_SUBTYPE_BLOCKACK_REQ		8	/* Block Ack Req */
#define FC_SUBTYPE_BLOCKACK		9	/* Block Ack */
#define FC_SUBTYPE_PS_POLL		10	/* PS poll */
#define FC_SUBTYPE_RTS			11	/* RTS */
#define FC_SUBTYPE_CTS			12	/* CTS */
#define FC_SUBTYPE_ACK			13	/* ACK */
#define FC_SUBTYPE_CF_END		14	/* CF-END */
#define FC_SUBTYPE_CF_END_ACK		15	/* CF-END ACK */

/* Data Subtypes */
#define FC_SUBTYPE_DATA			0	/* Data */
#define FC_SUBTYPE_DATA_CF_ACK		1	/* Data + CF-ACK */
#define FC_SUBTYPE_DATA_CF_POLL		2	/* Data + CF-Poll */
#define FC_SUBTYPE_DATA_CF_ACK_POLL	3	/* Data + CF-Ack + CF-Poll */
#define FC_SUBTYPE_NULL			4	/* Null */
#define FC_SUBTYPE_CF_ACK		5	/* CF-Ack */
#define FC_SUBTYPE_CF_POLL		6	/* CF-Poll */
#define FC_SUBTYPE_CF_ACK_POLL		7	/* CF-Ack + CF-Poll */
#define FC_SUBTYPE_QOS_DATA		8	/* QoS Data */
#define FC_SUBTYPE_QOS_DATA_CF_ACK	9	/* QoS Data + CF-Ack */
#define FC_SUBTYPE_QOS_DATA_CF_POLL	10	/* QoS Data + CF-Poll */
#define FC_SUBTYPE_QOS_DATA_CF_ACK_POLL	11	/* QoS Data + CF-Ack + CF-Poll */
#define FC_SUBTYPE_QOS_NULL		12	/* QoS Null */
#define FC_SUBTYPE_QOS_CF_POLL		14	/* QoS CF-Poll */
#define FC_SUBTYPE_QOS_CF_ACK_POLL	15	/* QoS CF-Ack + CF-Poll */

/* Data Subtype Groups */
#define FC_SUBTYPE_ANY_QOS(s)		(((s) & 8) != 0)
#define FC_SUBTYPE_ANY_NULL(s)		(((s) & 4) != 0)
#define FC_SUBTYPE_ANY_CF_POLL(s)	(((s) & 2) != 0)
#define FC_SUBTYPE_ANY_CF_ACK(s)	(((s) & 1) != 0)

/* Type/Subtype Combos */
#define FC_KIND_MASK		(FC_TYPE_MASK | FC_SUBTYPE_MASK)	/* FC kind mask */

#define FC_KIND(t, s)	(((t) << FC_TYPE_SHIFT) | ((s) << FC_SUBTYPE_SHIFT))	/* FC kind */

#define FC_SUBTYPE(fc)	(((fc) & FC_SUBTYPE_MASK) >> FC_SUBTYPE_SHIFT)	/* Subtype from FC */
#define FC_TYPE(fc)	(((fc) & FC_TYPE_MASK) >> FC_TYPE_SHIFT)	/* Type from FC */

#define FC_ASSOC_REQ	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_REQ)	/* assoc. request */
#define FC_ASSOC_RESP	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_RESP)	/* assoc. response */
#define FC_REASSOC_REQ	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_REQ)	/* reassoc. request */
#define FC_REASSOC_RESP	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_RESP)	/* reassoc. response */
#define FC_PROBE_REQ	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_REQ)	/* probe request */
#define FC_PROBE_RESP	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_RESP)	/* probe response */
#define FC_BEACON	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_BEACON)		/* beacon */
#define FC_DISASSOC	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DISASSOC)	/* disassoc */
#define FC_AUTH		FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_AUTH)		/* authentication */
#define FC_DEAUTH	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DEAUTH)		/* deauthentication */
#define FC_ACTION	FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ACTION)		/* action */

#define FC_BLOCKACK_REQ	FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_BLOCKACK_REQ)	/* Block Ack Req */
#define FC_BLOCKACK	FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_BLOCKACK)	/* Block Ack */
#define FC_PS_POLL	FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_PS_POLL)	/* PS poll */
#define FC_RTS		FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_RTS)		/* RTS */
#define FC_CTS		FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CTS)		/* CTS */
#define FC_ACK		FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_ACK)		/* ACK */
#define FC_CF_END	FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END)		/* CF-END */
#define FC_CF_END_ACK	FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END_ACK)	/* CF-END ACK */

#define FC_DATA		FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA)		/* data */
#define FC_NULL_DATA	FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_NULL)		/* null data */
#define FC_DATA_CF_ACK	FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA_CF_ACK)	/* data CF ACK */
#define FC_QOS_DATA	FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_DATA)	/* QoS data */
#define FC_QOS_NULL	FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_NULL)	/* QoS null */

/* QoS Control Field */

/* 802.1D Priority */
#define QOS_PRIO_SHIFT		0	/* QoS priority shift */
#define QOS_PRIO_MASK		0x0007	/* QoS priority mask */
#define QOS_PRIO(qos)		(((qos) & QOS_PRIO_MASK) >> QOS_PRIO_SHIFT)	/* QoS priority */

/* Traffic Identifier */
#define QOS_TID_SHIFT		0	/* QoS TID shift */
#define QOS_TID_MASK		0x000f	/* QoS TID mask */
#define QOS_TID(qos)		(((qos) & QOS_TID_MASK) >> QOS_TID_SHIFT)	/* QoS TID */

/* End of Service Period (U-APSD) */
#define QOS_EOSP_SHIFT		4	/* QoS End of Service Period shift */
#define QOS_EOSP_MASK		0x0010	/* QoS End of Service Period mask */
#define QOS_EOSP(qos)		(((qos) & QOS_EOSP_MASK) >> QOS_EOSP_SHIFT)	/* Qos EOSP */

/* Ack Policy */
#define QOS_ACK_NORMAL_ACK	0	/* Normal Ack */
#define QOS_ACK_NO_ACK		1	/* No Ack (eg mcast) */
#define QOS_ACK_NO_EXP_ACK	2	/* No Explicit Ack */
#define QOS_ACK_BLOCK_ACK	3	/* Block Ack */
#define QOS_ACK_SHIFT		5	/* QoS ACK shift */
#define QOS_ACK_MASK		0x0060	/* QoS ACK mask */
#define QOS_ACK(qos)		(((qos) & QOS_ACK_MASK) >> QOS_ACK_SHIFT)	/* QoS ACK */