qcacld-3.0: Parse attributes for vendor IE and access policy

qcacld-2.0 to qcacld-3.0 propagation

User can configure the vendor IE and access policy from
application. Driver has to parse this vendor attribute and
update the protocol stack.

Change-Id: I176570336aea74b10c5a7e6ad42ed9854dc11b8c
CRs-Fixed: 1020078

core/hdd/src/wlan_hdd_cfg80211.c

@@ -589,6 +589,11 @@ enum wlan_hdd_tm_cmd {
 
 #define WLAN_HDD_TM_DATA_MAX_LEN    5000
 
+enum wlan_hdd_vendor_ie_access_policy {
+	WLAN_HDD_VENDOR_IE_ACCESS_NONE = 0,
+	WLAN_HDD_VENDOR_IE_ACCESS_ALLOW_IF_LISTED,
+};
+
 static const struct nla_policy wlan_hdd_tm_policy[WLAN_HDD_TM_ATTR_MAX + 1] = {
 	[WLAN_HDD_TM_ATTR_CMD] = {.type = NLA_U32},
 	[WLAN_HDD_TM_ATTR_DATA] = {.type = NLA_BINARY,
@@ -3883,7 +3888,10 @@ __wlan_hdd_cfg80211_wifi_configuration_set(struct wiphy *wiphy,
 	u32 guard_time;
 	u32 ftm_capab;
 	QDF_STATUS status;
-
+	int attr_len;
+	int access_policy = 0;
+	char vendor_ie[SIR_MAC_MAX_IE_LENGTH + 2];
+	bool vendor_ie_present = false, access_policy_present = false;
 	ENTER_DEV(dev);
 
 	if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) {
@@ -3949,6 +3957,59 @@ __wlan_hdd_cfg80211_wifi_configuration_set(struct wiphy *wiphy,
 			ret_val = -EPERM;
 	}
 
+	if (tb[QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE_LIST]) {
+		qdf_mem_zero(&vendor_ie[0], SIR_MAC_MAX_IE_LENGTH + 2);
+		attr_len = nla_len(
+			tb[QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE_LIST]);
+		if (attr_len < 0 || attr_len > SIR_MAC_MAX_IE_LENGTH + 2) {
+			hdd_info("Invalid value. attr_len %d",
+				attr_len);
+			return -EINVAL;
+		}
+
+		nla_memcpy(&vendor_ie,
+			tb[QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE_LIST],
+			attr_len);
+		vendor_ie_present = true;
+		hdd_info("Access policy vendor ie present.attr_len %d",
+			attr_len);
+		qdf_trace_hex_dump(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_INFO,
+			&vendor_ie[0], attr_len);
+	}
+
+	if (tb[QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY]) {
+		access_policy = (int) nla_get_u32(
+		tb[QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY]);
+		if ((access_policy < QCA_ACCESS_POLICY_ACCEPT_UNLESS_LISTED) ||
+			(access_policy >
+				QCA_ACCESS_POLICY_DENY_UNLESS_LISTED)) {
+			hdd_info("Invalid value. access_policy %d",
+				access_policy);
+			return -EINVAL;
+		}
+		access_policy_present = true;
+		hdd_info("Access policy present. access_policy %d",
+			access_policy);
+	}
+
+	if (vendor_ie_present && access_policy_present) {
+		if (access_policy == QCA_ACCESS_POLICY_DENY_UNLESS_LISTED) {
+			access_policy =
+				WLAN_HDD_VENDOR_IE_ACCESS_ALLOW_IF_LISTED;
+	} else {
+			access_policy = WLAN_HDD_VENDOR_IE_ACCESS_NONE;
+	}
+
+	hdd_info("calling sme_update_access_policy_vendor_ie");
+	status = sme_update_access_policy_vendor_ie(hdd_ctx->hHal,
+			adapter->sessionId, &vendor_ie[0],
+			access_policy);
+	if (QDF_STATUS_SUCCESS != status) {
+		hdd_info("Failed to set vendor ie and access policy.");
+			return -EINVAL;
+		}
+	}
+
 	return ret_val;
 }
 

core/hdd/src/wlan_hdd_cfg80211.h

@@ -2281,6 +2281,25 @@ enum qca_wlan_vendor_acs_hw_mode {
 	QCA_ACS_MODE_IEEE80211ANY,
 };
 
+/**
+ * enum qca_access_policy - access control policy
+ *
+ * Access control policy is applied on the configured IE
+ * (QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE).
+ * To be set with QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY.
+ *
+ * @QCA_ACCESS_POLICY_ACCEPT_UNLESS_LISTED: Deny Wi-Fi Connections which match
+ *»       with the specific configuration (IE) set, i.e. allow all the
+ *»       connections which do not match the configuration.
+ * @QCA_ACCESS_POLICY_DENY_UNLESS_LISTED: Accept Wi-Fi Connections which match
+ *»       with the specific configuration (IE) set, i.e. deny all the
+ *»       connections which do not match the configuration.
+ */
+enum qca_access_policy {
+	QCA_ACCESS_POLICY_ACCEPT_UNLESS_LISTED,
+	QCA_ACCESS_POLICY_DENY_UNLESS_LISTED,
+};
+
 /**
  * enum qca_wlan_vendor_config: wifi config attr
  *
@@ -2289,6 +2308,23 @@ enum qca_wlan_vendor_acs_hw_mode {
  * @QCA_WLAN_VENDOR_ATTR_CONFIG_STATS_AVG_FACTOR: stats avg. factor
  * @QCA_WLAN_VENDOR_ATTR_CONFIG_GUARD_TIME: guard time
  * @QCA_WLAN_VENDOR_ATTR_CONFIG_FINE_TIME_MEASUREMENT: fine time measurement
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_SCAN_DEFAULT_IES: Update the default scan IEs
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_COMMAND:
+ *                         Unsigned 32-bit value attribute for generic commands
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_VALUE:
+ *                  Unsigned 32-bit data attribute for generic command response
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_DATA:
+ *                  Unsigned 32-bit data attribute for generic command response
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_LENGTH:
+ *                                     Unsigned 32-bit length attribute for
+ *                                     QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_DATA
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_FLAGS:
+ * Unsigned 32-bit flags attribute for QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_DATA
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY: Vendor IE access policy
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE_LIST: Vendor IE to be used
+ *                                                     with access policy
+ * @QCA_WLAN_VENDOR_ATTR_CONFIG_IFINDEX: interface index for vdev specific
+ *                                       parameters
  * @QCA_WLAN_VENDOR_ATTR_CONFIG_LAST: last config
  * @QCA_WLAN_VENDOR_ATTR_CONFIG_MAX: max config
  */
@@ -2298,6 +2334,43 @@ enum qca_wlan_vendor_config {
 	QCA_WLAN_VENDOR_ATTR_CONFIG_STATS_AVG_FACTOR,
 	QCA_WLAN_VENDOR_ATTR_CONFIG_GUARD_TIME,
 	QCA_WLAN_VENDOR_ATTR_CONFIG_FINE_TIME_MEASUREMENT,
+	/* Attribute used to set scan default IEs to the driver.
+	*
+	* These IEs can be used by scan operations that will be initiated by
+	* the driver/firmware.
+	*
+	* For further scan requests coming to the driver, these IEs should be
+	* merged with the IEs received along with scan request coming to the
+	* driver. If a particular IE is present in the scan default IEs but not
+	* present in the scan request, then that IE should be added to the IEs
+	* sent in the Probe Request frames for that scan request. */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_SCAN_DEFAULT_IES,
+	/* Unsigned 32-bit attribute for generic commands */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_COMMAND,
+	/* Unsigned 32-bit value attribute for generic commands */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_VALUE,
+	/* Unsigned 32-bit data attribute for generic command response */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_DATA,
+	/* Unsigned 32-bit length attribute for
+	* QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_DATA */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_LENGTH,
+	/* Unsigned 32-bit flags attribute for
+	* QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_DATA */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_GENERIC_FLAGS,
+	/* Unsigned 32-bit, defining the access policy.
+	* See enum qca_access_policy. Used with
+	* QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE_LIST. */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY,
+	/* Sets the list of full set of IEs for which a specific access policy
+	* has to be applied. Used along with
+	* QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY to control the access.
+	* Zero length payload can be used to clear this access constraint. */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_ACCESS_POLICY_IE_LIST,
+	/* Unsigned 32-bit, specifies the interface index (netdev) for which the
+	* corresponding configurations are applied. If the interface index is
+	* not specified, the configurations are attributed to the respective
+	* wiphy. */
+	QCA_WLAN_VENDOR_ATTR_CONFIG_IFINDEX,
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_CONFIG_LAST,
 	QCA_WLAN_VENDOR_ATTR_CONFIG_MAX =