qcacmn: Add support to extract Extender IE in beacon

Added support to extract extender IE in beacon receive.

Change-Id: I04ee63a6c1280e2e3858eb665c549de800d672f4
CRs-Fixed: 2258771

umac/cmn_services/cmn_defs/inc/wlan_cmn_ieee80211.h

@@ -66,6 +66,9 @@
 #define QCA_OUI 0xf0fd8c
 #define QCA_OUI_WHC_TYPE  0x00
 
+/* Extender vendor specific IE */
+#define QCA_OUI_EXTENDER_TYPE           0x03
+
 /* Temporary vendor specific IE for 11n pre-standard interoperability */
 #define VENDOR_HT_OUI       0x00904c
 #define VENDOR_HT_CAP_ID    51
@@ -1353,6 +1356,21 @@ is_he_op_oui(uint8_t *frm)
 		((ATH_HE_OP_SUBTYPE << 24) | ATH_HE_OUI));
 }
 
+/**
+ * is_extender_oui() - If vendor IE is EXTENDER OUI
+ * @frm: vendor IE pointer
+ *
+ * API to check if vendor IE is EXTENDER OUI
+ *
+ * Return: true if its EXTENDER OUI
+ */
+static inline bool
+is_extender_oui(uint8_t *frm)
+{
+	return (frm[1] > 4) && (LE_READ_4(frm + 2) ==
+		((QCA_OUI_EXTENDER_TYPE << 24) | QCA_OUI));
+}
+
 /**
  * wlan_parse_rsn_ie() - parse rsn ie
  * @rsn_ie: rsn ie ptr

umac/scan/dispatcher/inc/wlan_scan_public_structs.h

@@ -197,6 +197,7 @@ struct ie_list {
 	uint8_t *esp;
 	uint8_t *mbo_oce;
 	uint8_t *muedca;
+	uint8_t *extender;
 };
 
 enum scan_entry_connection_state {

umac/scan/dispatcher/inc/wlan_scan_utils_api.h

@@ -655,6 +655,7 @@ util_scan_copy_beacon_data(struct scan_cache_entry *new_entry,
 					   old_ptr, new_ptr);
 	ie_lst->esp = conv_ptr(ie_lst->esp, old_ptr, new_ptr);
 	ie_lst->mbo_oce = conv_ptr(ie_lst->mbo_oce, old_ptr, new_ptr);
+	ie_lst->extender = conv_ptr(ie_lst->extender, old_ptr, new_ptr);
 
 	return QDF_STATUS_SUCCESS;
 }
@@ -1479,4 +1480,18 @@ enum wlan_band util_scan_scm_freq_to_band(uint16_t freq);
  */
 bool util_is_scan_completed(struct scan_event *event, bool *success);
 
+/**
+ * util_scan_entry_extenderie() - function to read extender IE
+ * @scan_entry: scan entry
+ *
+ * API, function to read extender IE
+ *
+ * Return: extenderie or NULL if ie is not present
+ */
+static inline uint8_t*
+util_scan_entry_extenderie(struct scan_cache_entry *scan_entry)
+{
+	return scan_entry->ie_list.extender;
+}
+
 #endif

umac/scan/dispatcher/src/wlan_scan_utils_api.c

@@ -462,6 +462,8 @@ util_scan_parse_vendor_ie(struct scan_cache_entry *scan_params,
 		scan_params->ie_list.bwnss_map = (((uint8_t *)ie) + 8);
 	} else if (is_mbo_oce_oui((uint8_t *)ie)) {
 		scan_params->ie_list.mbo_oce = (uint8_t *)ie;
+	} else if (is_extender_oui((uint8_t *)ie)) {
+		scan_params->ie_list.extender = (uint8_t *)ie;
 	}
 	return QDF_STATUS_SUCCESS;
 }