+/*
+ * Optional data for scan request
+ *
+ * Note: these optional parameters are controlling parameters for the
+ * scanning behavior, these do not apply to getting scan results
+ * (SIOCGIWSCAN). Drivers are expected to keep a local BSS table and
+ * provide a merged results with all BSSes even if the previous scan
+ * request limited scanning to a subset, e.g., by specifying an SSID.
+ * Especially, scan results are required to include an entry for the
+ * current BSS if the driver is in Managed mode and associated with an AP.
+ */
+struct iw_scan_req
+{
+ __u8 scan_type; /* IW_SCAN_TYPE_{ACTIVE,PASSIVE} */
+ __u8 essid_len;
+ __u8 num_channels; /* num entries in channel_list;
+ * 0 = scan all allowed channels */
+ __u8 flags; /* reserved as padding; use zero, this may
+ * be used in the future for adding flags
+ * to request different scan behavior */
+ struct sockaddr bssid; /* ff:ff:ff:ff:ff:ff for broadcast BSSID or
+ * individual address of a specific BSS */
+
+ /*
+ * Use this ESSID if IW_SCAN_THIS_ESSID flag is used instead of using
+ * the current ESSID. This allows scan requests for specific ESSID
+ * without having to change the current ESSID and potentially breaking
+ * the current association.
+ */
+ __u8 essid[IW_ESSID_MAX_SIZE];
+
+ /*
+ * Optional parameters for changing the default scanning behavior.
+ * These are based on the MLME-SCAN.request from IEEE Std 802.11.
+ * TU is 1.024 ms. If these are set to 0, driver is expected to use
+ * reasonable default values. min_channel_time defines the time that
+ * will be used to wait for the first reply on each channel. If no
+ * replies are received, next channel will be scanned after this. If
+ * replies are received, total time waited on the channel is defined by
+ * max_channel_time.
+ */
+ __u32 min_channel_time; /* in TU */
+ __u32 max_channel_time; /* in TU */
+
+ struct iw_freq channel_list[IW_MAX_FREQUENCIES];
+};
+
+/* ------------------------- WPA SUPPORT ------------------------- */
+
+/*
+ * Extended data structure for get/set encoding (this is used with
+ * SIOCSIWENCODEEXT/SIOCGIWENCODEEXT. struct iw_point and IW_ENCODE_*
+ * flags are used in the same way as with SIOCSIWENCODE/SIOCGIWENCODE and
+ * only the data contents changes (key data -> this structure, including
+ * key data).
+ *
+ * If the new key is the first group key, it will be set as the default
+ * TX key. Otherwise, default TX key index is only changed if
+ * IW_ENCODE_EXT_SET_TX_KEY flag is set.
+ *
+ * Key will be changed with SIOCSIWENCODEEXT in all cases except for
+ * special "change TX key index" operation which is indicated by setting
+ * key_len = 0 and ext_flags |= IW_ENCODE_EXT_SET_TX_KEY.
+ *
+ * tx_seq/rx_seq are only used when respective
+ * IW_ENCODE_EXT_{TX,RX}_SEQ_VALID flag is set in ext_flags. Normal
+ * TKIP/CCMP operation is to set RX seq with SIOCSIWENCODEEXT and start
+ * TX seq from zero whenever key is changed. SIOCGIWENCODEEXT is normally
+ * used only by an Authenticator (AP or an IBSS station) to get the
+ * current TX sequence number. Using TX_SEQ_VALID for SIOCSIWENCODEEXT and
+ * RX_SEQ_VALID for SIOCGIWENCODEEXT are optional, but can be useful for
+ * debugging/testing.
+ */
+struct iw_encode_ext
+{
+ __u32 ext_flags; /* IW_ENCODE_EXT_* */
+ __u8 tx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */
+ __u8 rx_seq[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */
+ struct sockaddr addr; /* ff:ff:ff:ff:ff:ff for broadcast/multicast
+ * (group) keys or unicast address for
+ * individual keys */
+ __u16 alg; /* IW_ENCODE_ALG_* */
+ __u16 key_len;
+ __u8 key[0];
+};
+
+/* SIOCSIWMLME data */
+struct iw_mlme
+{
+ __u16 cmd; /* IW_MLME_* */
+ __u16 reason_code;
+ struct sockaddr addr;
+};
+
+/* SIOCSIWPMKSA data */
+#define IW_PMKSA_ADD 1
+#define IW_PMKSA_REMOVE 2
+#define IW_PMKSA_FLUSH 3
+
+#define IW_PMKID_LEN 16
+
+struct iw_pmksa
+{
+ __u32 cmd; /* IW_PMKSA_* */
+ struct sockaddr bssid;
+ __u8 pmkid[IW_PMKID_LEN];
+};
+
+/* IWEVMICHAELMICFAILURE data */
+struct iw_michaelmicfailure
+{
+ __u32 flags;
+ struct sockaddr src_addr;
+ __u8 tsc[IW_ENCODE_SEQ_MAX_SIZE]; /* LSB first */
+};
+
+/* IWEVPMKIDCAND data */
+#define IW_PMKID_CAND_PREAUTH 0x00000001 /* RNS pre-authentication enabled */
+struct iw_pmkid_cand
+{
+ __u32 flags; /* IW_PMKID_CAND_* */
+ __u32 index; /* the smaller the index, the higher the
+ * priority */
+ struct sockaddr bssid;
+};
+