#define IEEE80211_FCTL_MOREDATA 0x2000
#define IEEE80211_FCTL_PROTECTED 0x4000
#define IEEE80211_FCTL_ORDER 0x8000
+#define IEEE80211_FCTL_CTL_EXT 0x0f00
#define IEEE80211_SCTL_FRAG 0x000F
#define IEEE80211_SCTL_SEQ 0xFFF0
#define IEEE80211_FTYPE_MGMT 0x0000
#define IEEE80211_FTYPE_CTL 0x0004
#define IEEE80211_FTYPE_DATA 0x0008
+#define IEEE80211_FTYPE_EXT 0x000c
/* management */
#define IEEE80211_STYPE_ASSOC_REQ 0x0000
#define IEEE80211_STYPE_ACTION 0x00D0
/* control */
+#define IEEE80211_STYPE_CTL_EXT 0x0060
#define IEEE80211_STYPE_BACK_REQ 0x0080
#define IEEE80211_STYPE_BACK 0x0090
#define IEEE80211_STYPE_PSPOLL 0x00A0
#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
+/* extension, added by 802.11ad */
+#define IEEE80211_STYPE_DMG_BEACON 0x0000
+
+/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
+#define IEEE80211_CTL_EXT_POLL 0x2000
+#define IEEE80211_CTL_EXT_SPR 0x3000
+#define IEEE80211_CTL_EXT_GRANT 0x4000
+#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
+#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
+#define IEEE80211_CTL_EXT_SSW 0x8000
+#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
+#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
/* miscellaneous IEEE 802.11 constants */
#define IEEE80211_MAX_FRAG_THRESHOLD 2352
#define IEEE80211_MAX_MESH_ID_LEN 32
+#define IEEE80211_NUM_TIDS 16
+
#define IEEE80211_QOS_CTL_LEN 2
-#define IEEE80211_QOS_CTL_TID_MASK 0x000F
-#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
+/* 1d tag mask */
+#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
+/* TID mask */
+#define IEEE80211_QOS_CTL_TID_MASK 0x000f
+/* EOSP */
+#define IEEE80211_QOS_CTL_EOSP 0x0010
+/* ACK policy */
+#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
+#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
+#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
+#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
+#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
+/* A-MSDU 802.11n */
+#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
+/* Mesh Control 802.11s */
+#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
/* U-APSD queue for WMM IEs sent by AP */
#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
+#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
/* U-APSD queues for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
u8 addr3[6];
__le16 seq_ctrl;
u8 addr4[6];
-} __attribute__ ((packed));
+} __packed;
struct ieee80211_hdr_3addr {
__le16 frame_control;
u8 addr2[6];
u8 addr3[6];
__le16 seq_ctrl;
-} __attribute__ ((packed));
+} __packed;
struct ieee80211_qos_hdr {
__le16 frame_control;
u8 addr3[6];
__le16 seq_ctrl;
__le16 qos_ctrl;
-} __attribute__ ((packed));
+} __packed;
/**
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
}
+static inline unsigned int ieee80211_hdrlen(__le16 fc)
+{
+ unsigned int hdrlen = 24;
+
+ if (ieee80211_has_a4(fc))
+ hdrlen = 30;
+
+ if (ieee80211_is_data_qos(fc)) {
+ hdrlen += IEEE80211_QOS_CTL_LEN;
+ if (ieee80211_has_order(fc))
+ hdrlen += IEEE80211_HT_CTL_LEN;
+ }
+
+ return hdrlen;
+}
+
+/**
+ * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
+ * @seq_ctrl: frame sequence control bytes in little-endian byteorder
+ */
+static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
+{
+ return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
+}
+
struct ieee80211s_hdr {
u8 flags;
u8 ttl;
__le32 seqnum;
u8 eaddr1[6];
u8 eaddr2[6];
- u8 eaddr3[6];
-} __attribute__ ((packed));
+} __packed;
/* Mesh flags */
#define MESH_FLAGS_AE_A4 0x1
#define MESH_FLAGS_AE 0x3
#define MESH_FLAGS_PS_DEEP 0x4
+/**
+ * enum ieee80211_preq_flags - mesh PREQ element flags
+ *
+ * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
+ */
+enum ieee80211_preq_flags {
+ IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
+};
+
+/**
+ * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
+ *
+ * @IEEE80211_PREQ_TO_FLAG: target only subfield
+ * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
+ */
+enum ieee80211_preq_target_flags {
+ IEEE80211_PREQ_TO_FLAG = 1<<0,
+ IEEE80211_PREQ_USN_FLAG = 1<<2,
+};
+
/**
* struct ieee80211_quiet_ie
*
u8 period;
__le16 duration;
__le16 offset;
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_msrment_ie
u8 mode;
u8 type;
u8 request[0];
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_channel_sw_ie
u8 mode;
u8 new_ch_num;
u8 count;
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_tim
u8 bitmap_ctrl;
/* variable size: 1 - 251 bytes */
u8 virtual_map[1];
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_meshconf_ie
u8 meshconf_auth;
u8 meshconf_form;
u8 meshconf_cap;
-} __attribute__ ((packed));
+} __packed;
+
+/**
+ * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
+ *
+ * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
+ * additional mesh peerings with other mesh STAs
+ * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
+ * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
+ * is ongoing
+ */
+enum mesh_config_capab_flags {
+ IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
+ IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
+ IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
+};
/**
* struct ieee80211_rann_ie
u8 rann_hopcount;
u8 rann_ttl;
u8 rann_addr[6];
- u32 rann_seq;
- u32 rann_metric;
-} __attribute__ ((packed));
+ __le32 rann_seq;
+ __le32 rann_interval;
+ __le32 rann_metric;
+} __packed;
+
+enum ieee80211_rann_flags {
+ RANN_FLAG_IS_GATE = 1 << 0,
+};
+
+enum ieee80211_ht_chanwidth_values {
+ IEEE80211_HT_CHANWIDTH_20MHZ = 0,
+ IEEE80211_HT_CHANWIDTH_ANY = 1,
+};
#define WLAN_SA_QUERY_TR_ID_LEN 2
__le16 status_code;
/* possibly followed by Challenge text */
u8 variable[0];
- } __attribute__ ((packed)) auth;
+ } __packed auth;
struct {
__le16 reason_code;
- } __attribute__ ((packed)) deauth;
+ } __packed deauth;
struct {
__le16 capab_info;
__le16 listen_interval;
/* followed by SSID and Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) assoc_req;
+ } __packed assoc_req;
struct {
__le16 capab_info;
__le16 status_code;
__le16 aid;
/* followed by Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) assoc_resp, reassoc_resp;
+ } __packed assoc_resp, reassoc_resp;
struct {
__le16 capab_info;
__le16 listen_interval;
u8 current_ap[6];
/* followed by SSID and Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) reassoc_req;
+ } __packed reassoc_req;
struct {
__le16 reason_code;
- } __attribute__ ((packed)) disassoc;
+ } __packed disassoc;
struct {
__le64 timestamp;
__le16 beacon_int;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params, TIM */
u8 variable[0];
- } __attribute__ ((packed)) beacon;
+ } __packed beacon;
struct {
/* only variable items: SSID, Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) probe_req;
+ } __packed probe_req;
struct {
__le64 timestamp;
__le16 beacon_int;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params */
u8 variable[0];
- } __attribute__ ((packed)) probe_resp;
+ } __packed probe_resp;
struct {
u8 category;
union {
u8 dialog_token;
u8 status_code;
u8 variable[0];
- } __attribute__ ((packed)) wme_action;
+ } __packed wme_action;
struct{
u8 action_code;
u8 element_id;
u8 length;
struct ieee80211_channel_sw_ie sw_elem;
- } __attribute__((packed)) chan_switch;
+ } __packed chan_switch;
struct{
u8 action_code;
u8 dialog_token;
u8 element_id;
u8 length;
struct ieee80211_msrment_ie msr_elem;
- } __attribute__((packed)) measurement;
+ } __packed measurement;
struct{
u8 action_code;
u8 dialog_token;
__le16 capab;
__le16 timeout;
__le16 start_seq_num;
- } __attribute__((packed)) addba_req;
+ } __packed addba_req;
struct{
u8 action_code;
u8 dialog_token;
__le16 status;
__le16 capab;
__le16 timeout;
- } __attribute__((packed)) addba_resp;
+ } __packed addba_resp;
struct{
u8 action_code;
__le16 params;
__le16 reason_code;
- } __attribute__((packed)) delba;
- struct{
+ } __packed delba;
+ struct {
u8 action_code;
- /* capab_info for open and confirm,
- * reason for close
- */
- __le16 aux;
- /* Followed in plink_confirm by status
- * code, AID and supported rates,
- * and directly by supported rates in
- * plink_open and plink_close
- */
u8 variable[0];
- } __attribute__((packed)) plink_action;
+ } __packed self_prot;
struct{
u8 action_code;
u8 variable[0];
- } __attribute__((packed)) mesh_action;
+ } __packed mesh_action;
struct {
u8 action;
u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
- } __attribute__ ((packed)) sa_query;
+ } __packed sa_query;
struct {
u8 action;
u8 smps_control;
- } __attribute__ ((packed)) ht_smps;
+ } __packed ht_smps;
+ struct {
+ u8 action_code;
+ u8 chanwidth;
+ } __packed ht_notify_cw;
+ struct {
+ u8 action_code;
+ u8 dialog_token;
+ __le16 capability;
+ u8 variable[0];
+ } __packed tdls_discover_resp;
} u;
- } __attribute__ ((packed)) action;
+ } __packed action;
} u;
-} __attribute__ ((packed));
+} __packed;
+
+/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
+#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
/* mgmt header + 1 byte category code */
#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
__le16 key_id;
u8 sequence_number[6];
u8 mic[8];
-} __attribute__ ((packed));
+} __packed;
+
+struct ieee80211_vendor_ie {
+ u8 element_id;
+ u8 len;
+ u8 oui[3];
+ u8 oui_type;
+} __packed;
/* Control frames */
struct ieee80211_rts {
__le16 duration;
u8 ra[6];
u8 ta[6];
-} __attribute__ ((packed));
+} __packed;
struct ieee80211_cts {
__le16 frame_control;
__le16 duration;
u8 ra[6];
-} __attribute__ ((packed));
+} __packed;
struct ieee80211_pspoll {
__le16 frame_control;
__le16 aid;
u8 bssid[6];
u8 ta[6];
-} __attribute__ ((packed));
+} __packed;
+
+/* TDLS */
+
+/* Link-id information element */
+struct ieee80211_tdls_lnkie {
+ u8 ie_type; /* Link Identifier IE */
+ u8 ie_len;
+ u8 bssid[6];
+ u8 init_sta[6];
+ u8 resp_sta[6];
+} __packed;
+
+struct ieee80211_tdls_data {
+ u8 da[6];
+ u8 sa[6];
+ __be16 ether_type;
+ u8 payload_type;
+ u8 category;
+ u8 action_code;
+ union {
+ struct {
+ u8 dialog_token;
+ __le16 capability;
+ u8 variable[0];
+ } __packed setup_req;
+ struct {
+ __le16 status_code;
+ u8 dialog_token;
+ __le16 capability;
+ u8 variable[0];
+ } __packed setup_resp;
+ struct {
+ __le16 status_code;
+ u8 dialog_token;
+ u8 variable[0];
+ } __packed setup_cfm;
+ struct {
+ __le16 reason_code;
+ u8 variable[0];
+ } __packed teardown;
+ struct {
+ u8 dialog_token;
+ u8 variable[0];
+ } __packed discover_req;
+ } u;
+} __packed;
+
+/*
+ * Peer-to-Peer IE attribute related definitions.
+ */
+/**
+ * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
+ */
+enum ieee80211_p2p_attr_id {
+ IEEE80211_P2P_ATTR_STATUS = 0,
+ IEEE80211_P2P_ATTR_MINOR_REASON,
+ IEEE80211_P2P_ATTR_CAPABILITY,
+ IEEE80211_P2P_ATTR_DEVICE_ID,
+ IEEE80211_P2P_ATTR_GO_INTENT,
+ IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
+ IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
+ IEEE80211_P2P_ATTR_GROUP_BSSID,
+ IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
+ IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
+ IEEE80211_P2P_ATTR_MANAGABILITY,
+ IEEE80211_P2P_ATTR_CHANNEL_LIST,
+ IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
+ IEEE80211_P2P_ATTR_DEVICE_INFO,
+ IEEE80211_P2P_ATTR_GROUP_INFO,
+ IEEE80211_P2P_ATTR_GROUP_ID,
+ IEEE80211_P2P_ATTR_INTERFACE,
+ IEEE80211_P2P_ATTR_OPER_CHANNEL,
+ IEEE80211_P2P_ATTR_INVITE_FLAGS,
+ /* 19 - 220: Reserved */
+ IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
+
+ IEEE80211_P2P_ATTR_MAX
+};
/**
* struct ieee80211_bar - HT Block Ack Request
__u8 ta[6];
__le16 control;
__le16 start_seq_num;
-} __attribute__((packed)) __aligned(4);
+} __packed __aligned(4);
/* 802.11 BA(R) control masks */
-#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
-#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
-#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
+#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
+#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
+#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
+#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
+#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
/**
* struct ieee80211_ba - HT Block Ack
__le16 start_seq_num;
u8 bitmap[8];
-} __attribute__((packed));
+} __packed;
#define IEEE80211_HT_MCS_MASK_LEN 10
__le16 rx_highest;
u8 tx_params;
u8 reserved[3];
-} __attribute__((packed));
+} __packed;
/* 802.11n HT capability MSC set */
#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
__le16 extended_ht_cap_info;
__le32 tx_BF_cap_info;
u8 antenna_selection_info;
-} __attribute__ ((packed));
+} __packed;
/* 802.11n HT capabilities masks (for cap_info) */
#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
+/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
+#define IEEE80211_HT_EXT_CAP_PCO 0x0001
+#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
+#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
+#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
+#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
+#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
+#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
+
/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
};
/**
- * struct ieee80211_ht_info - HT information
+ * struct ieee80211_ht_operation - HT operation IE
*
- * This structure is the "HT information element" as
- * described in 802.11n D5.0 7.3.2.58
+ * This structure is the "HT operation element" as
+ * described in 802.11n-2009 7.3.2.57
*/
-struct ieee80211_ht_info {
- u8 control_chan;
+struct ieee80211_ht_operation {
+ u8 primary_chan;
u8 ht_param;
__le16 operation_mode;
__le16 stbc_param;
u8 basic_set[16];
-} __attribute__ ((packed));
+} __packed;
/* for ht_param */
#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
-#define IEEE80211_HT_PARAM_SPSMP_SUPPORT 0x10
-#define IEEE80211_HT_PARAM_SERV_INTERVAL_GRAN 0xE0
/* for operation_mode */
#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
/* block-ack parameters */
#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
-#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
+#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
#define WLAN_HT_SMPS_CONTROL_STATIC 1
#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
+/**
+ * struct ieee80211_vht_mcs_info - VHT MCS information
+ * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
+ * @rx_highest: Indicates highest long GI VHT PPDU data rate
+ * STA can receive. Rate expressed in units of 1 Mbps.
+ * If this field is 0 this value should not be used to
+ * consider the highest RX data rate supported.
+ * The top 3 bits of this field are reserved.
+ * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
+ * @tx_highest: Indicates highest long GI VHT PPDU data rate
+ * STA can transmit. Rate expressed in units of 1 Mbps.
+ * If this field is 0 this value should not be used to
+ * consider the highest TX data rate supported.
+ * The top 3 bits of this field are reserved.
+ */
+struct ieee80211_vht_mcs_info {
+ __le16 rx_mcs_map;
+ __le16 rx_highest;
+ __le16 tx_mcs_map;
+ __le16 tx_highest;
+} __packed;
+
+/**
+ * enum ieee80211_vht_mcs_support - VHT MCS support definitions
+ * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
+ * number of streams
+ * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
+ * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
+ * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
+ *
+ * These definitions are used in each 2-bit subfield of the @rx_mcs_map
+ * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
+ * both split into 8 subfields by number of streams. These values indicate
+ * which MCSes are supported for the number of streams the value appears
+ * for.
+ */
+enum ieee80211_vht_mcs_support {
+ IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
+ IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
+ IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
+ IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
+};
+
+/**
+ * struct ieee80211_vht_cap - VHT capabilities
+ *
+ * This structure is the "VHT capabilities element" as
+ * described in 802.11ac D3.0 8.4.2.160
+ * @vht_cap_info: VHT capability info
+ * @supp_mcs: VHT MCS supported rates
+ */
+struct ieee80211_vht_cap {
+ __le32 vht_cap_info;
+ struct ieee80211_vht_mcs_info supp_mcs;
+} __packed;
+
+/**
+ * enum ieee80211_vht_chanwidth - VHT channel width
+ * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
+ * determine the channel width (20 or 40 MHz)
+ * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
+ * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
+ * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
+ */
+enum ieee80211_vht_chanwidth {
+ IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
+ IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
+ IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
+ IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
+};
+
+/**
+ * struct ieee80211_vht_operation - VHT operation IE
+ *
+ * This structure is the "VHT operation element" as
+ * described in 802.11ac D3.0 8.4.2.161
+ * @chan_width: Operating channel width
+ * @center_freq_seg1_idx: center freq segment 1 index
+ * @center_freq_seg2_idx: center freq segment 2 index
+ * @basic_mcs_set: VHT Basic MCS rate set
+ */
+struct ieee80211_vht_operation {
+ u8 chan_width;
+ u8 center_freq_seg1_idx;
+ u8 center_freq_seg2_idx;
+ __le16 basic_mcs_set;
+} __packed;
+
+
+#define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
+#define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
+#define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
+#define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
+
+/* 802.11ac VHT Capabilities */
+#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
+#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
+#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
+#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
+#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
+#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
+#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
+#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
+#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
+#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
+#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
+#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
+#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
+#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
+#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
+#define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
+#define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
+#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
+#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
+#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
+#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
+#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
+#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
+ (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
+#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
+#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
+#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
+#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
+
/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
#define WLAN_CAPABILITY_ESS (1<<0)
#define WLAN_CAPABILITY_IBSS (1<<1)
+
+/*
+ * A mesh STA sets the ESS and IBSS capability bits to zero.
+ * however, this holds true for p2p probe responses (in the p2p_find
+ * phase) as well.
+ */
+#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
+ (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
+
#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
#define WLAN_CAPABILITY_PRIVACY (1<<4)
#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
#define WLAN_CAPABILITY_QOS (1<<9)
#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
+#define WLAN_CAPABILITY_APSD (1<<11)
+#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
+#define WLAN_CAPABILITY_DEL_BACK (1<<14)
+#define WLAN_CAPABILITY_IMM_BACK (1<<15)
+
+/* DMG (60gHz) 802.11ad */
+/* type - bits 0..1 */
+#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
+#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
+#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
+#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
+
+#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
+#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
+#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
+#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
+
+#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
+#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
+
/* measurement */
#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
-
/* 802.11g ERP information element */
#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
#define WLAN_ERP_USE_PROTECTION (1<<1)
WLAN_ERP_PREAMBLE_LONG = 1,
};
+/* Band ID, 802.11ad #8.4.1.45 */
+enum {
+ IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
+ IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
+ IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
+ IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
+ IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
+ IEEE80211_BANDID_60G = 5, /* 60 GHz */
+};
+
/* Status codes */
enum ieee80211_statuscode {
WLAN_STATUS_SUCCESS = 0,
WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
WLAN_STATUS_FCG_NOT_SUPP = 78,
WLAN_STATUS_STA_NO_TBTT = 78,
+ /* 802.11ad */
+ WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
+ WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
+ WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
+ WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
+ WLAN_STATUS_PERFORMING_FST_NOW = 87,
+ WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
+ WLAN_STATUS_REJECT_U_PID_SETTING = 89,
+ WLAN_STATUS_REJECT_DSE_BAND = 96,
+ WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
+ WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
};
WLAN_EID_TS_DELAY = 43,
WLAN_EID_TCLAS_PROCESSING = 44,
WLAN_EID_QOS_CAPA = 46,
+ /* 802.11z */
+ WLAN_EID_LINK_ID = 101,
/* 802.11s */
WLAN_EID_MESH_CONFIG = 113,
WLAN_EID_MESH_ID = 114,
WLAN_EID_LINK_METRIC_REPORT = 115,
WLAN_EID_CONGESTION_NOTIFICATION = 116,
- /* Note that the Peer Link IE has been replaced with the similar
- * Peer Management IE. We will keep the former definition until mesh
- * code is changed to comply with latest 802.11s drafts.
- */
- WLAN_EID_PEER_LINK = 55, /* no longer in 802.11s drafts */
WLAN_EID_PEER_MGMT = 117,
WLAN_EID_CHAN_SWITCH_PARAM = 118,
WLAN_EID_MESH_AWAKE_WINDOW = 119,
WLAN_EID_EXT_SUPP_RATES = 50,
WLAN_EID_HT_CAPABILITY = 45,
- WLAN_EID_HT_INFORMATION = 61,
+ WLAN_EID_HT_OPERATION = 61,
WLAN_EID_RSN = 48,
WLAN_EID_MMIE = 76,
- WLAN_EID_WPA = 221,
- WLAN_EID_GENERIC = 221,
WLAN_EID_VENDOR_SPECIFIC = 221,
WLAN_EID_QOS_PARAMETER = 222,
WLAN_EID_DSE_REGISTERED_LOCATION = 58,
WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
WLAN_EID_EXT_CHANSWITCH_ANN = 60,
+
+ WLAN_EID_VHT_CAPABILITY = 191,
+ WLAN_EID_VHT_OPERATION = 192,
+
+ /* 802.11ad */
+ WLAN_EID_NON_TX_BSSID_CAP = 83,
+ WLAN_EID_WAKEUP_SCHEDULE = 143,
+ WLAN_EID_EXT_SCHEDULE = 144,
+ WLAN_EID_STA_AVAILABILITY = 145,
+ WLAN_EID_DMG_TSPEC = 146,
+ WLAN_EID_DMG_AT = 147,
+ WLAN_EID_DMG_CAP = 148,
+ WLAN_EID_DMG_OPERATION = 151,
+ WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
+ WLAN_EID_DMG_BEAM_REFINEMENT = 153,
+ WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
+ WLAN_EID_AWAKE_WINDOW = 157,
+ WLAN_EID_MULTI_BAND = 158,
+ WLAN_EID_ADDBA_EXT = 159,
+ WLAN_EID_NEXT_PCP_LIST = 160,
+ WLAN_EID_PCP_HANDOVER = 161,
+ WLAN_EID_DMG_LINK_MARGIN = 162,
+ WLAN_EID_SWITCHING_STREAM = 163,
+ WLAN_EID_SESSION_TRANSITION = 164,
+ WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
+ WLAN_EID_CLUSTER_REPORT = 166,
+ WLAN_EID_RELAY_CAP = 167,
+ WLAN_EID_RELAY_XFER_PARAM_SET = 168,
+ WLAN_EID_BEAM_LINK_MAINT = 169,
+ WLAN_EID_MULTIPLE_MAC_ADDR = 170,
+ WLAN_EID_U_PID = 171,
+ WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
+ WLAN_EID_QUIET_PERIOD_REQ = 175,
+ WLAN_EID_QUIET_PERIOD_RESP = 177,
+ WLAN_EID_EPAC_POLICY = 182,
+ WLAN_EID_CLISTER_TIME_OFF = 183,
+ WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
};
/* Action category code */
WLAN_CATEGORY_HT = 7,
WLAN_CATEGORY_SA_QUERY = 8,
WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
+ WLAN_CATEGORY_TDLS = 12,
WLAN_CATEGORY_MESH_ACTION = 13,
WLAN_CATEGORY_MULTIHOP_ACTION = 14,
WLAN_CATEGORY_SELF_PROTECTED = 15,
+ WLAN_CATEGORY_DMG = 16,
WLAN_CATEGORY_WMM = 17,
- /* TODO: remove MESH_PLINK and MESH_PATH_SEL after */
- /* mesh is updated to current 802.11s draft */
- WLAN_CATEGORY_MESH_PLINK = 30,
- WLAN_CATEGORY_MESH_PATH_SEL = 32,
+ WLAN_CATEGORY_FST = 18,
+ WLAN_CATEGORY_UNPROT_DMG = 20,
WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};
WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
};
+/* Self Protected Action codes */
+enum ieee80211_self_protected_actioncode {
+ WLAN_SP_RESERVED = 0,
+ WLAN_SP_MESH_PEERING_OPEN = 1,
+ WLAN_SP_MESH_PEERING_CONFIRM = 2,
+ WLAN_SP_MESH_PEERING_CLOSE = 3,
+ WLAN_SP_MGK_INFORM = 4,
+ WLAN_SP_MGK_ACK = 5,
+};
+
+/* Mesh action codes */
+enum ieee80211_mesh_actioncode {
+ WLAN_MESH_ACTION_LINK_METRIC_REPORT,
+ WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
+ WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
+ WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
+ WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
+ WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
+ WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
+ WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
+ WLAN_MESH_ACTION_MCCA_TEARDOWN,
+ WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
+ WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
+};
+
/* Security key length */
enum ieee80211_key_len {
WLAN_KEY_LEN_WEP40 = 5,
WLAN_KEY_LEN_AES_CMAC = 16,
};
+/* Public action codes */
+enum ieee80211_pub_actioncode {
+ WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
+};
+
+/* TDLS action codes */
+enum ieee80211_tdls_actioncode {
+ WLAN_TDLS_SETUP_REQUEST = 0,
+ WLAN_TDLS_SETUP_RESPONSE = 1,
+ WLAN_TDLS_SETUP_CONFIRM = 2,
+ WLAN_TDLS_TEARDOWN = 3,
+ WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
+ WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
+ WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
+ WLAN_TDLS_PEER_PSM_REQUEST = 7,
+ WLAN_TDLS_PEER_PSM_RESPONSE = 8,
+ WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
+ WLAN_TDLS_DISCOVERY_REQUEST = 10,
+};
+
+/*
+ * TDLS capabililites to be enabled in the 5th byte of the
+ * @WLAN_EID_EXT_CAPABILITY information element
+ */
+#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
+#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
+
+#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
+
+/* TDLS specific payload type in the LLC/SNAP header */
+#define WLAN_TDLS_SNAP_RFTYPE 0x2
+
+/**
+ * enum - mesh synchronization method identifier
+ *
+ * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
+ * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
+ * that will be specified in a vendor specific information element
+ */
+enum {
+ IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
+ IEEE80211_SYNC_METHOD_VENDOR = 255,
+};
+
+/**
+ * enum - mesh path selection protocol identifier
+ *
+ * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
+ * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
+ * be specified in a vendor specific information element
+ */
+enum {
+ IEEE80211_PATH_PROTOCOL_HWMP = 1,
+ IEEE80211_PATH_PROTOCOL_VENDOR = 255,
+};
+
+/**
+ * enum - mesh path selection metric identifier
+ *
+ * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
+ * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
+ * specified in a vendor specific information element
+ */
+enum {
+ IEEE80211_PATH_METRIC_AIRTIME = 1,
+ IEEE80211_PATH_METRIC_VENDOR = 255,
+};
+
+/**
+ * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
+ *
+ * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
+ *
+ * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
+ * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
+ * this value
+ * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
+ * the proactive PREQ with proactive PREP subfield set to 0
+ * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
+ * supports the proactive PREQ with proactive PREP subfield set to 1
+ * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
+ * the proactive RANN
+ */
+enum ieee80211_root_mode_identifier {
+ IEEE80211_ROOTMODE_NO_ROOT = 0,
+ IEEE80211_ROOTMODE_ROOT = 1,
+ IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
+ IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
+ IEEE80211_PROACTIVE_RANN = 4,
+};
+
/*
* IEEE 802.11-2007 7.3.2.9 Country information element
*
/* Although the spec says 8 I'm seeing 6 in practice */
#define IEEE80211_COUNTRY_IE_MIN_LEN 6
+/* The Country String field of the element shall be 3 octets in length */
+#define IEEE80211_COUNTRY_STRING_LEN 3
+
/*
* For regulatory extension stuff see IEEE 802.11-2007
* Annex I (page 1141) and Annex J (page 1147). Also
u8 first_channel;
u8 num_channels;
s8 max_power;
- } __attribute__ ((packed)) chans;
+ } __packed chans;
struct {
u8 reg_extension_id;
u8 reg_class;
u8 coverage_class;
- } __attribute__ ((packed)) ext;
+ } __packed ext;
};
-} __attribute__ ((packed));
+} __packed;
enum ieee80211_timeout_interval_type {
WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
};
-/* A-MSDU 802.11n */
-#define IEEE80211_QOS_CONTROL_A_MSDU_PRESENT 0x0080
-
/* cipher suite selectors */
#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
+#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
+
+#define WLAN_CIPHER_SUITE_SMS4 0x00147201
/* AKM suite selectors */
#define WLAN_AKM_SUITE_8021X 0x000FAC01
#define WLAN_PMKID_LEN 16
+#define WLAN_OUI_WFA 0x506f9a
+#define WLAN_OUI_TYPE_WFA_P2P 9
+#define WLAN_OUI_MICROSOFT 0x0050f2
+#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
+#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
+#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
+
+/*
+ * WMM/802.11e Tspec Element
+ */
+#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
+#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
+
+enum ieee80211_tspec_status_code {
+ IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
+ IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
+};
+
+struct ieee80211_tspec_ie {
+ u8 element_id;
+ u8 len;
+ u8 oui[3];
+ u8 oui_type;
+ u8 oui_subtype;
+ u8 version;
+ __le16 tsinfo;
+ u8 tsinfo_resvd;
+ __le16 nominal_msdu;
+ __le16 max_msdu;
+ __le32 min_service_int;
+ __le32 max_service_int;
+ __le32 inactivity_int;
+ __le32 suspension_int;
+ __le32 service_start_time;
+ __le32 min_data_rate;
+ __le32 mean_data_rate;
+ __le32 peak_data_rate;
+ __le32 max_burst_size;
+ __le32 delay_bound;
+ __le32 min_phy_rate;
+ __le16 sba;
+ __le16 medium_time;
+} __packed;
+
/**
* ieee80211_get_qos_ctl - get pointer to qos control bytes
* @hdr: the frame
category = ((u8 *) hdr) + 24;
return *category != WLAN_CATEGORY_PUBLIC &&
*category != WLAN_CATEGORY_HT &&
+ *category != WLAN_CATEGORY_SELF_PROTECTED &&
*category != WLAN_CATEGORY_VENDOR_SPECIFIC;
}
}
/**
- * ieee80211_fhss_chan_to_freq - get channel frequency
- * @channel: the FHSS channel
- *
- * Convert IEEE802.11 FHSS channel to frequency (MHz)
- * Ref IEEE 802.11-2007 section 14.6
+ * ieee80211_is_public_action - check if frame is a public action frame
+ * @hdr: the frame
+ * @len: length of the frame
*/
-static inline int ieee80211_fhss_chan_to_freq(int channel)
+static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
+ size_t len)
{
- if ((channel > 1) && (channel < 96))
- return channel + 2400;
- else
- return -1;
-}
+ struct ieee80211_mgmt *mgmt = (void *)hdr;
-/**
- * ieee80211_freq_to_fhss_chan - get channel
- * @freq: the channels frequency
- *
- * Convert frequency (MHz) to IEEE802.11 FHSS channel
- * Ref IEEE 802.11-2007 section 14.6
- */
-static inline int ieee80211_freq_to_fhss_chan(int freq)
-{
- if ((freq > 2401) && (freq < 2496))
- return freq - 2400;
- else
- return -1;
+ if (len < IEEE80211_MIN_ACTION_SIZE)
+ return false;
+ if (!ieee80211_is_action(hdr->frame_control))
+ return false;
+ return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
}
/**
return -1;
}
-/* Convert IEEE802.11 HR DSSS channel to frequency (MHz) and back
- * Ref IEEE 802.11-2007 section 18.4.6.2
- *
- * The channels and frequencies are the same as those defined for DSSS
- */
-#define ieee80211_hr_chan_to_freq(chan) ieee80211_dsss_chan_to_freq(chan)
-#define ieee80211_freq_to_hr_chan(freq) ieee80211_freq_to_dsss_chan(freq)
-
-/* Convert IEEE802.11 ERP channel to frequency (MHz) and back
- * Ref IEEE 802.11-2007 section 19.4.2
- */
-#define ieee80211_erp_chan_to_freq(chan) ieee80211_hr_chan_to_freq(chan)
-#define ieee80211_freq_to_erp_chan(freq) ieee80211_freq_to_hr_chan(freq)
-
-/**
- * ieee80211_ofdm_chan_to_freq - get channel center frequency
- * @s_freq: starting frequency == (dotChannelStartingFactor/2) MHz
- * @channel: the OFDM channel
- *
- * Convert IEEE802.11 OFDM channel to center frequency (MHz)
- * Ref IEEE 802.11-2007 section 17.3.8.3.2
- */
-static inline int ieee80211_ofdm_chan_to_freq(int s_freq, int channel)
-{
- if ((channel > 0) && (channel <= 200) &&
- (s_freq >= 4000))
- return s_freq + (channel * 5);
- else
- return -1;
-}
-
-/**
- * ieee80211_freq_to_ofdm_channel - get channel
- * @s_freq: starting frequency == (dotChannelStartingFactor/2) MHz
- * @freq: the frequency
- *
- * Convert frequency (MHz) to IEEE802.11 OFDM channel
- * Ref IEEE 802.11-2007 section 17.3.8.3.2
- *
- * This routine selects the channel with the closest center frequency.
- */
-static inline int ieee80211_freq_to_ofdm_chan(int s_freq, int freq)
-{
- if ((freq > (s_freq + 2)) && (freq <= (s_freq + 1202)) &&
- (s_freq >= 4000))
- return (freq + 2 - s_freq) / 5;
- else
- return -1;
-}
-
/**
* ieee80211_tu_to_usec - convert time units (TU) to microseconds
* @tu: the TUs
* @tim_len: length of the TIM IE
* @aid: the AID to look for
*/
-static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
+static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
u8 tim_len, u16 aid)
{
u8 mask;