Modify some source code as coding rule ans Update the doxygen

Change-Id: Ia8d344ffdcf1303284f286f3be792d97cfcbcd30
Signed-off-by: hyunuktak <hyunuk.tak@samsung.com>

4 files changed, 169 insertions, 219 deletions

diff --git a/doc/wifi_doc.h b/doc/wifi_doc.h
index ad12a20..e400146 100755
--- a/doc/wifi_doc.h
+++ b/doc/wifi_doc.h
@@ -18,11 +18,11 @@
 #ifndef __TIZEN_NETWORK_WIFI_DOC_H__
 #define __TIZEN_NETWORK_WIFI_DOC_H__
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_MODULE  Wi-Fi (Deprecated)
- * @brief The Wi-Fi API provides functions for managing Wi-Fi and monitoring the state of Wi-Fi.
  * @ingroup CAPI_NETWORK_WIFI_PACKAGE
- *
+ * @defgroup CAPI_NETWORK_WIFI_MODULE Wi-Fi (Deprecated)
+ * @brief The Wi-Fi API provides functions for managing Wi-Fi and monitoring the state of Wi-Fi.
  * @section CAPI_NETWORK_WIFI_MODULE_HEADER Required Header
  *   \#include <wifi.h>
  *
@@ -30,25 +30,21 @@
  * Wi-Fi allows your application to connect to a Wireless Local Area Network (WLAN) and to transfer data over the network.
  * The Wi-Fi Manager enables your application to activate and deactivate a local Wi-Fi device, and to connect to a WLAN network
  * in the infrastructure mode.
+ *
  * @section CAPI_NETWORK_WIFI_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_MANAGEMENT_MODULE  Wi-Fi Management
- * @brief The Wi-Fi API provides functions for managing Wi-Fi.
  * @ingroup CAPI_NETWORK_WIFI_MODULE
- *
+ * @defgroup CAPI_NETWORK_WIFI_MANAGEMENT_MODULE Wi-Fi Management
+ * @brief The Wi-Fi API provides functions for managing Wi-Fi.
  * @section CAPI_NETWORK_WIFI_MANAGEMENT_MODULE_HEADER Required Header
  *   \#include <wifi.h>
  *
@@ -58,188 +54,155 @@
  * - Activate / Deactivate the Wi-Fi device
  * - Connect to the access point
  * - Scans the access points
+ *
  * @section CAPI_NETWORK_WIFI_MANAGEMENT_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_MONITOR_MODULE  Wi-Fi Monitor
- * @brief The Wi-Fi API provides functions for monitoring the state of Wi-Fi.
  * @ingroup CAPI_NETWORK_WIFI_MODULE
- *
+ * @defgroup CAPI_NETWORK_WIFI_MONITOR_MODULE Wi-Fi Monitor
+ * @brief The Wi-Fi API provides functions for monitoring the state of Wi-Fi.
  * @section CAPI_NETWORK_WIFI_MONITOR_MODULE_HEADER Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_MONITOR_MODULE_OVERVIEW Overview
  * The Wi-Fi Monitor allows monitoring the changes of Wi-Fi.
+ *
  * @section CAPI_NETWORK_WIFI_MONITOR_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_AP_MODULE  AP
+ * @ingroup CAPI_NETWORK_WIFI_MANAGER_MODULE
+ * @defgroup CAPI_NETWORK_WIFI_AP_MODULE AP
  * @brief The Access Point API provides functions for managing the Access Point.
- * @ingroup CAPI_NETWORK_WIFI_MANAGEMENT_MODULE
- *
- * @section CAPI_NETWORK_WIFI_AP_MODULE  Required Header
+ * @section CAPI_NETWORK_WIFI_AP_MODULE Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_AP_MODULE_OVERVIEW Overview
  * The Access Point API provides functions for managing the Access Point. You need to create the @a ap handle for using the functions.
  * You can use Wi-Fi information with the handle.
+ *
  * @section CAPI_NETWORK_WIFI_AP_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_AP_NETWORK_MODULE  Network Information
- * @brief The Connection Information API provides functions for managing the network information.
  * @ingroup CAPI_NETWORK_WIFI_AP_MODULE
- *
+ * @defgroup CAPI_NETWORK_WIFI_AP_NETWORK_MODULE Network Information
+ * @brief The Connection Information API provides functions for managing the network information.
  * @section CAPI_NETWORK_WIFI_AP_CONNECTION_MODULE  Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_AP_CONNECTION_MODULE_OVERVIEW Overview
  * The Connection Information API provides functions for managing the network information. You can manage the network information using the functions.
+ *
  * @section CAPI_NETWORK_WIFI_AP_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_AP_SECURITY_MODULE  Security Information
- * @brief The Security Information API provides functions for managing the Security information.
  * @ingroup CAPI_NETWORK_WIFI_AP_MODULE
- *
- * @section CAPI_NETWORK_WIFI_AP_SECURITY_MODULE  Required Header
+ * @defgroup CAPI_NETWORK_WIFI_AP_SECURITY_MODULE Security Information
+ * @brief The Security Information API provides functions for managing the Security information.
+ * @section CAPI_NETWORK_WIFI_AP_SECURITY_MODULE Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_AP_SECURITY_MODULE_OVERVIEW Overview
  * The Security Information API provides functions for managing the Security information. You can manage the Security information using the functions.
+ *
  * @section CAPI_NETWORK_WIFI_AP_SECURITY_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_AP_SECURITY_EAP_MODULE  EAP
- * @brief The EAP API provides functions for managing the EAP information.
  * @ingroup CAPI_NETWORK_WIFI_AP_SECURITY_MODULE
- *
- * @section CAPI_NETWORK_WIFI_AP_SECURITY_EAP_MODULE  Required Header
+ * @defgroup CAPI_NETWORK_WIFI_AP_SECURITY_EAP_MODULE EAP
+ * @brief The EAP API provides functions for managing the EAP information.
+ * @section CAPI_NETWORK_WIFI_AP_SECURITY_EAP_MODULE Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_AP_SECURITY_EAP_MODULE_OVERVIEW Overview
  * The EAP API provides functions for managing the EAP information. You can manage the EAP information using the functions.
+ *
  * @section CAPI_NETWORK_WIFI_AP_SECURITY_EAP_MODULE_FEATURE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
 
 /**
- * @defgroup CAPI_NETWORK_WIFI_CONFIG_MODULE  Wi-Fi Configuration
- * @brief The Configuration API provides functions for managing the configuration of Wi-Fi.
  * @ingroup CAPI_NETWORK_WIFI_MODULE
- *
- * @section CAPI_NETWORK_WIFI_CONFIG_MODULE  Required Header
+ * @defgroup CAPI_NETWORK_WIFI_CONFIG_MODULE Wi-Fi Configuration
+ * @brief The Configuration API provides functions for managing the configuration of Wi-Fi.
+ * @section CAPI_NETWORK_WIFI_CONFIG_MODULE Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_CONFIG_MODULE_OVERVIEW Overview
  * The Configuration API provides functions for managing the configuration of Wi-Fi. You can manage the configuration information using the functions.
+ *
  * @section CAPI_NETWORK_WIFI_CONFIG_MODULE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.\n
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.\n
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
  */
 
+
 /**
- * @defgroup CAPI_NETWORK_WIFI_TDLS_MODULE Wi-Fi TDLS
+ * @ingroup CAPI_NETWORK_WIFI_MANAGER_MODULE
+ * @defgroup CAPI_NETWORK_WIFI_TDLS_MODULE TDLS
  * @brief The TDLS APIs for managing TDLS.
- * @ingroup CAPI_NETWORK_WIFI_MODULE
- *
- * @section CAPI_NETWORK_WIFI_TDLS_MODULE  Required Header
+ * @section CAPI_NETWORK_WIFI_TDLS_MODULE Required Header
  *   \#include <wifi.h>
  *
  * @section CAPI_NETWORK_WIFI_TDLS_MODULE_OVERVIEW Overview
  * The TDLS APIs for managing TDLS.
+ *
  * @section CAPI_NETWORK_WIFI_TDLS_MODULE Related Features
  * This API is related with the following features:\n
  * - http://tizen.org/feature/network.wifi.tdls\n
- *
- * It is recommended to design applications with regard to features, for reliability.\n
- *
- * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, and control your application's actions accordingly.
- *
+ * It is recommended to design feature related codes in your application for reliability.\n
+ * You can check if a device supports the related features for this API by using @ref CAPI_SYSTEM_SYSTEM_INFO_MODULE, thereby controlling the procedure of your application.
  * To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.\n
- *
- * More details on using features in your application can be found in the <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.</a>
- *
+ * More details on featuring your application can be found from <a href="https://developer.tizen.org/development/getting-started/native-application/understanding-tizen-programming/application-filtering"><b>Feature List</b>.
  */
 
 
diff --git a/include/net_wifi_private.h b/include/net_wifi_private.h
index 1f138f8..1987bb9 100755
--- a/include/net_wifi_private.h
+++ b/include/net_wifi_private.h
@@ -39,8 +39,7 @@ extern "C" {
 #define WIFI_FEATURE	"http://tizen.org/feature/network.wifi"
 #define WIFI_TDLS_FEATURE	"http://tizen.org/feature/network.wifi.tdls"
 
-typedef enum
-{
+typedef enum {
 	WIFI_SUPPORTED_FEATURE_WIFI,
 	WIFI_SUPPORTED_FEATURE_WIFI_TDLS,
 	WIFI_SUPPORTED_FEATURE_MAX,
@@ -50,15 +49,15 @@ typedef enum
 #define CHECK_FEATURE_SUPPORTED(...) \
 	do { \
 		int rv = _wifi_check_feature_supported(__VA_ARGS__, NULL); \
-		if( rv != WIFI_ERROR_NONE ) \
+		if (rv != WIFI_ERROR_NONE) \
 			return rv; \
-	} while(0)
+	} while (0)
 
 #define DEPRECATED_LOG(origin, substitution) \
 	do { \
 		LOGW("DEPRECATION WARNING: %s() is deprecated and will be removed " \
 				"from next release. Use %s() instead.", origin, substitution); \
-	} while(0)
+	} while (0)
 
 #define WIFI_LOG(log_level, format, args...) \
 	do { \
@@ -72,7 +71,7 @@ typedef enum
 		default: \
 			LOGI(format, ## args); \
 		} \
-	} while(0)
+	} while (0)
 
 #define SECURE_WIFI_LOG(log_level, format, args...) \
 	do { \
@@ -86,7 +85,7 @@ typedef enum
 		default: \
 			SECURE_LOGI(format, ## args); \
 		} \
-	} while(0)
+	} while (0)
 
 bool _wifi_is_init(void);
 
diff --git a/include/wifi.h b/include/wifi.h
index 6dee9fc..1f6e52b 100755
--- a/include/wifi.h
+++ b/include/wifi.h
@@ -37,24 +37,23 @@ extern "C" {
  * @brief Enumeration for the Wi-Fi error type.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_ERROR_NONE = TIZEN_ERROR_NONE, 						/**< Successful */
-    WIFI_ERROR_INVALID_PARAMETER = TIZEN_ERROR_INVALID_PARAMETER, 			/**< Invalid parameter */
-    WIFI_ERROR_OUT_OF_MEMORY = TIZEN_ERROR_OUT_OF_MEMORY, 				/**< Out of memory error */
-    WIFI_ERROR_INVALID_OPERATION = TIZEN_ERROR_INVALID_OPERATION, 			/**< Function not implemented or Invalid operation (e.g., already initialized)*/
-    WIFI_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED = TIZEN_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED, /**< Address family not supported */
-    WIFI_ERROR_OPERATION_FAILED = TIZEN_ERROR_WIFI|0x0301, 				/**< Operation failed */
-    WIFI_ERROR_NO_CONNECTION = TIZEN_ERROR_WIFI|0x0302, 				/**< There is no connected AP */
-    WIFI_ERROR_NOW_IN_PROGRESS = TIZEN_ERROR_NOW_IN_PROGRESS, 				/**< Now in progress */
-    WIFI_ERROR_ALREADY_EXISTS = TIZEN_ERROR_WIFI|0x0303, 				/**< Already exists */
-    WIFI_ERROR_OPERATION_ABORTED = TIZEN_ERROR_WIFI|0x0304, 				/**< Operation is aborted */
-    WIFI_ERROR_DHCP_FAILED = TIZEN_ERROR_WIFI|0x0306, 					/**< DHCP failed */
-    WIFI_ERROR_INVALID_KEY = TIZEN_ERROR_WIFI|0x0307,					/**< Invalid key */
-    WIFI_ERROR_NO_REPLY = TIZEN_ERROR_WIFI|0x0308, 					/**< No reply */
-    WIFI_ERROR_SECURITY_RESTRICTED = TIZEN_ERROR_WIFI|0x0309, 				/**< Restricted by security system policy */
-    WIFI_ERROR_PERMISSION_DENIED = TIZEN_ERROR_PERMISSION_DENIED, 			/**< Permission Denied */
-    WIFI_ERROR_NOT_SUPPORTED = TIZEN_ERROR_NOT_SUPPORTED                /**< Not Supported */
+typedef enum {
+	WIFI_ERROR_NONE = TIZEN_ERROR_NONE,									/**< Successful */
+	WIFI_ERROR_INVALID_PARAMETER = TIZEN_ERROR_INVALID_PARAMETER,		/**< Invalid parameter */
+	WIFI_ERROR_OUT_OF_MEMORY = TIZEN_ERROR_OUT_OF_MEMORY,				/**< Out of memory error */
+	WIFI_ERROR_INVALID_OPERATION = TIZEN_ERROR_INVALID_OPERATION,		/**< Function not implemented or Invalid operation (e.g., already initialized)*/
+	WIFI_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED = TIZEN_ERROR_ADDRESS_FAMILY_NOT_SUPPORTED,	/**< Address family not supported */
+	WIFI_ERROR_OPERATION_FAILED = TIZEN_ERROR_WIFI|0x0301,				/**< Operation failed */
+	WIFI_ERROR_NO_CONNECTION = TIZEN_ERROR_WIFI|0x0302,					/**< There is no connected AP */
+	WIFI_ERROR_NOW_IN_PROGRESS = TIZEN_ERROR_NOW_IN_PROGRESS,			/**< Now in progress */
+	WIFI_ERROR_ALREADY_EXISTS = TIZEN_ERROR_WIFI|0x0303,				/**< Already exists */
+	WIFI_ERROR_OPERATION_ABORTED = TIZEN_ERROR_WIFI|0x0304,				/**< Operation is aborted */
+	WIFI_ERROR_DHCP_FAILED = TIZEN_ERROR_WIFI|0x0306,					/**< DHCP failed */
+	WIFI_ERROR_INVALID_KEY = TIZEN_ERROR_WIFI|0x0307,					/**< Invalid key */
+	WIFI_ERROR_NO_REPLY = TIZEN_ERROR_WIFI|0x0308,						/**< No reply */
+	WIFI_ERROR_SECURITY_RESTRICTED = TIZEN_ERROR_WIFI|0x0309,			/**< Restricted by security system policy */
+	WIFI_ERROR_PERMISSION_DENIED = TIZEN_ERROR_PERMISSION_DENIED,		/**< Permission Denied */
+	WIFI_ERROR_NOT_SUPPORTED = TIZEN_ERROR_NOT_SUPPORTED				/**< Not Supported */
 } wifi_error_e;
 
 /**
@@ -72,10 +71,9 @@ typedef enum
  * @brief Enumeration for the state of the Wi-Fi device.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_DEVICE_STATE_DEACTIVATED = 0,  /**< Wi-Fi is Deactivated */
-    WIFI_DEVICE_STATE_ACTIVATED = 1, 	/**< Wi-Fi is activated */
+typedef enum {
+	WIFI_DEVICE_STATE_DEACTIVATED = 0,	/**< Wi-Fi is Deactivated */
+	WIFI_DEVICE_STATE_ACTIVATED = 1,	/**< Wi-Fi is activated */
 } wifi_device_state_e;
 
 /**
@@ -83,8 +81,7 @@ typedef enum
  * @brief Enumeration for the state of the Wi-Fi connection.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
+typedef enum {
 	WIFI_CONNECTION_STATE_FAILURE = -1,		/**< Connection failed state */
 	WIFI_CONNECTION_STATE_DISCONNECTED = 0,		/**< Disconnected state */
 	WIFI_CONNECTION_STATE_ASSOCIATION = 1,		/**< Association state */
@@ -97,13 +94,12 @@ typedef enum
  * @brief Enumeration for the RSSI level.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_RSSI_LEVEL_0 = 0,  /**< level 0 */
-    WIFI_RSSI_LEVEL_1 = 1,  /**< level 1 */
-    WIFI_RSSI_LEVEL_2 = 2,  /**< level 2 */
-    WIFI_RSSI_LEVEL_3 = 3,  /**< level 3 */
-    WIFI_RSSI_LEVEL_4 = 4,  /**< level 4 */
+typedef enum {
+	WIFI_RSSI_LEVEL_0 = 0,  /**< level 0 */
+	WIFI_RSSI_LEVEL_1 = 1,  /**< level 1 */
+	WIFI_RSSI_LEVEL_2 = 2,  /**< level 2 */
+	WIFI_RSSI_LEVEL_3 = 3,  /**< level 3 */
+	WIFI_RSSI_LEVEL_4 = 4,  /**< level 4 */
 } wifi_rssi_level_e;
 
 /**
@@ -121,13 +117,12 @@ typedef enum
  * @brief Enumeration for the Net IP configuration type.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_IP_CONFIG_TYPE_NONE = 0,    	/**< Not defined */
-    WIFI_IP_CONFIG_TYPE_STATIC  = 1,  	/**< Manual IP configuration */
-    WIFI_IP_CONFIG_TYPE_DYNAMIC = 2,  	/**< Config IP using DHCP client*/
-    WIFI_IP_CONFIG_TYPE_AUTO = 3,  	/**< Config IP from Auto IP pool (169.254/16). Later with DHCP client, if available */
-    WIFI_IP_CONFIG_TYPE_FIXED = 4,  	/**< Indicates an IP address that can not be modified */
+typedef enum {
+	WIFI_IP_CONFIG_TYPE_NONE = 0,		/**< Not defined */
+	WIFI_IP_CONFIG_TYPE_STATIC  = 1,	/**< Manual IP configuration */
+	WIFI_IP_CONFIG_TYPE_DYNAMIC = 2,	/**< Config IP using DHCP client*/
+	WIFI_IP_CONFIG_TYPE_AUTO = 3,		/**< Config IP from Auto IP pool (169.254/16). Later with DHCP client, if available */
+	WIFI_IP_CONFIG_TYPE_FIXED = 4,		/**< Indicates an IP address that can not be modified */
 } wifi_ip_config_type_e;
 
 /**
@@ -135,10 +130,9 @@ typedef enum
  * @brief Enumeration for the address type.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_ADDRESS_FAMILY_IPV4 = 0,  /**< IPV4 Address family */
-    WIFI_ADDRESS_FAMILY_IPV6 = 1,  /**< IPV6 Address family */
+typedef enum {
+	WIFI_ADDRESS_FAMILY_IPV4 = 0,  /**< IPV4 Address family */
+	WIFI_ADDRESS_FAMILY_IPV6 = 1,  /**< IPV6 Address family */
 } wifi_address_family_e;
 
 /**
@@ -146,11 +140,10 @@ typedef enum
  * @brief Enumeration for the proxy method type.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_PROXY_TYPE_DIRECT = 0,	/**< Direct connection */
-    WIFI_PROXY_TYPE_AUTO = 1,	/**< Auto configuration(Use PAC file). If URL property is not set, DHCP/WPAD auto-discover will be tried */
-    WIFI_PROXY_TYPE_MANUAL  = 2	/**< Manual configuration */
+typedef enum {
+	WIFI_PROXY_TYPE_DIRECT = 0,	/**< Direct connection */
+	WIFI_PROXY_TYPE_AUTO = 1,	/**< Auto configuration(Use PAC file). If URL property is not set, DHCP/WPAD auto-discover will be tried */
+	WIFI_PROXY_TYPE_MANUAL  = 2	/**< Manual configuration */
 } wifi_proxy_type_e;
 
 /**
@@ -171,13 +164,12 @@ typedef enum
  *
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_SECURITY_TYPE_NONE = 0,  	/**< Security disabled */
-    WIFI_SECURITY_TYPE_WEP = 1,  	/**< WEP */
-    WIFI_SECURITY_TYPE_WPA_PSK = 2,  	/**< WPA-PSK */
-    WIFI_SECURITY_TYPE_WPA2_PSK = 3,  	/**< WPA2-PSK */
-    WIFI_SECURITY_TYPE_EAP = 4,  	/**< EAP */
+typedef enum {
+	WIFI_SECURITY_TYPE_NONE = 0,	/**< Security disabled */
+	WIFI_SECURITY_TYPE_WEP = 1,		/**< WEP */
+	WIFI_SECURITY_TYPE_WPA_PSK = 2,		/**< WPA-PSK */
+	WIFI_SECURITY_TYPE_WPA2_PSK = 3,	/**< WPA2-PSK */
+	WIFI_SECURITY_TYPE_EAP = 4,		/**< EAP */
 } wifi_security_type_e;
 
 /**
@@ -186,13 +178,12 @@ typedef enum
  * @details The following encryption modes are used in infrastructure and ad-hoc mode.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_ENCRYPTION_TYPE_NONE = 0,  		/**< Encryption disabled */
-    WIFI_ENCRYPTION_TYPE_WEP = 1,  		/**< WEP */
-    WIFI_ENCRYPTION_TYPE_TKIP = 2,  		/**< TKIP */
-    WIFI_ENCRYPTION_TYPE_AES = 3,  		/**< AES */
-    WIFI_ENCRYPTION_TYPE_TKIP_AES_MIXED = 4,	/**< TKIP and AES are both supported */
+typedef enum {
+	WIFI_ENCRYPTION_TYPE_NONE = 0,		/**< Encryption disabled */
+	WIFI_ENCRYPTION_TYPE_WEP = 1,		/**< WEP */
+	WIFI_ENCRYPTION_TYPE_TKIP = 2,		/**< TKIP */
+	WIFI_ENCRYPTION_TYPE_AES = 3,		/**< AES */
+	WIFI_ENCRYPTION_TYPE_TKIP_AES_MIXED = 4,	/**< TKIP and AES are both supported */
 } wifi_encryption_type_e;
 
 /**
@@ -210,13 +201,12 @@ typedef enum
  * @brief Enumeration for EAP type.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_EAP_TYPE_PEAP = 0,	/**< EAP PEAP type */
-    WIFI_EAP_TYPE_TLS = 1,	/**< EAP TLS type */
-    WIFI_EAP_TYPE_TTLS = 2,	/**< EAP TTLS type */
-    WIFI_EAP_TYPE_SIM = 3,	/**< EAP SIM type */
-    WIFI_EAP_TYPE_AKA = 4,	/**< EAP AKA type */
+typedef enum {
+	WIFI_EAP_TYPE_PEAP = 0,	/**< EAP PEAP type */
+	WIFI_EAP_TYPE_TLS = 1,	/**< EAP TLS type */
+	WIFI_EAP_TYPE_TTLS = 2,	/**< EAP TTLS type */
+	WIFI_EAP_TYPE_SIM = 3,	/**< EAP SIM type */
+	WIFI_EAP_TYPE_AKA = 4,	/**< EAP AKA type */
 } wifi_eap_type_e;
 
 /**
@@ -224,14 +214,13 @@ typedef enum
  * @brief Enumeration for EAP phase2 authentication type.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  */
-typedef enum
-{
-    WIFI_EAP_AUTH_TYPE_NONE = 0,  	/**< EAP phase2 authentication none */
-    WIFI_EAP_AUTH_TYPE_PAP = 1,  	/**< EAP phase2 authentication PAP */
-    WIFI_EAP_AUTH_TYPE_MSCHAP = 2,	/**< EAP phase2 authentication MSCHAP */
-    WIFI_EAP_AUTH_TYPE_MSCHAPV2 = 3,	/**< EAP phase2 authentication MSCHAPv2 */
-    WIFI_EAP_AUTH_TYPE_GTC = 4,		/**< EAP phase2 authentication GTC */
-    WIFI_EAP_AUTH_TYPE_MD5 = 5,		/**< EAP phase2 authentication MD5 */
+typedef enum {
+	WIFI_EAP_AUTH_TYPE_NONE = 0,	/**< EAP phase2 authentication none */
+	WIFI_EAP_AUTH_TYPE_PAP = 1,		/**< EAP phase2 authentication PAP */
+	WIFI_EAP_AUTH_TYPE_MSCHAP = 2,	/**< EAP phase2 authentication MSCHAP */
+	WIFI_EAP_AUTH_TYPE_MSCHAPV2 = 3,	/**< EAP phase2 authentication MSCHAPv2 */
+	WIFI_EAP_AUTH_TYPE_GTC = 4,		/**< EAP phase2 authentication GTC */
+	WIFI_EAP_AUTH_TYPE_MD5 = 5,		/**< EAP phase2 authentication MD5 */
 } wifi_eap_auth_type_e;
 
 /**
@@ -471,10 +460,10 @@ int wifi_deinitialize(void) TIZEN_DEPRECATED_API;
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.set \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] callback  The callback function to be called \n
- * 			This can be @c NULL if you don't want to get the notification.
+ *			This can be @c NULL if you don't want to get the notification.
  * @param[in] user_data The user data passed to the callback function
  * @return 0 on success, otherwise negative error value
  * @retval #WIFI_ERROR_NONE  Successful
@@ -495,10 +484,10 @@ int wifi_activate(wifi_activated_cb callback, void *user_data) TIZEN_DEPRECATED_
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.set \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] callback  The callback function to be called \n
- * 			This can be @c NULL if you don't want to get the notification.
+ *			This can be @c NULL if you don't want to get the notification.
  * @param[in] user_data The user data passed to the callback function
  * @return 0 on success, otherwise negative error value
  * @retval #WIFI_ERROR_NONE  Successful
@@ -519,7 +508,7 @@ int wifi_activate_with_wifi_picker_tested(wifi_activated_cb callback, void *user
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.set \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] callback  The callback function to be called \n
  *			This can be @c NULL if you don't want to get the notification.
@@ -591,7 +580,7 @@ int wifi_get_network_interface_name(char** name) TIZEN_DEPRECATED_API;
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.set \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] callback  The callback function to be called
  * @param[in] user_data The user data passed to the callback function
@@ -693,7 +682,7 @@ int wifi_foreach_found_specific_aps(wifi_found_ap_cb callback, void* user_data)
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.set \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] callback  The callback function to be called \n
@@ -720,7 +709,7 @@ int wifi_connect(wifi_ap_h ap, wifi_connected_cb callback, void *user_data) TIZE
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.set \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] callback  The callback function to be called \n
@@ -747,7 +736,7 @@ int wifi_disconnect(wifi_ap_h ap, wifi_disconnected_cb callback, void *user_data
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] callback  The callback function to be called \n
@@ -774,7 +763,7 @@ int wifi_connect_by_wps_pbc(wifi_ap_h ap, wifi_connected_cb callback, void *user
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] pin  The WPS PIN is a non-NULL string with length greater than 0 and less than or equal to 8
@@ -803,7 +792,7 @@ int wifi_connect_by_wps_pin(wifi_ap_h ap, const char *pin, wifi_connected_cb cal
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
-* 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @return 0 on success, otherwise negative error value
@@ -1220,7 +1209,7 @@ int wifi_ap_get_ip_address(wifi_ap_h ap, wifi_address_family_e address_family, c
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] address_family  The address family
@@ -1258,7 +1247,7 @@ int wifi_ap_get_subnet_mask(wifi_ap_h ap, wifi_address_family_e address_family,
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] address_family  The address family
@@ -1296,7 +1285,7 @@ int wifi_ap_get_gateway_address(wifi_ap_h ap, wifi_address_family_e address_fami
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] address_family  The address family
@@ -1335,7 +1324,7 @@ int wifi_ap_get_proxy_address(wifi_ap_h ap, wifi_address_family_e address_family
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] address_family  The address family
@@ -1372,7 +1361,7 @@ int wifi_ap_get_proxy_type(wifi_ap_h ap, wifi_proxy_type_e* type) TIZEN_DEPRECAT
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remark This API needs both privileges.
  * @param[in] ap  The access point handle
  * @param[in] proxy_type  The type of proxy
@@ -1409,7 +1398,7 @@ int wifi_ap_get_dns_address(wifi_ap_h ap, int order, wifi_address_family_e addre
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile \n
- * 	      %http://tizen.org/privilege/network.get
+ *			%http://tizen.org/privilege/network.get
  * @remarks The allowance of DNS address is @c 2 \n
  *	    This API needs both privileges.
  * @param[in] ap  The access point handle
@@ -1577,7 +1566,7 @@ int wifi_ap_set_eap_passphrase(wifi_ap_h ap, const char* user_name, const char*
  * @brief Gets the passphrase of EAP.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @remarks This function is valid only if the EAP type is #WIFI_EAP_TYPE_PEAP or #WIFI_EAP_TYPE_TTLS.
- * 	    You must release @a user_name using free().
+ *			You must release @a user_name using free().
  * @param[in] ap  The access point handle
  * @param[out] user_name  The user name
  * @param[out] is_password_set  @c ture if password is set,
@@ -1596,7 +1585,7 @@ int wifi_ap_get_eap_passphrase(wifi_ap_h ap, char** user_name, bool* is_password
  * @brief Gets the CA Certificate of EAP.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @remarks This function is valid only if the EAP type is #WIFI_EAP_TYPE_TLS.
- * 	    You must release @a file using free().
+ *			You must release @a file using free().
  * @param[in] ap  The access point handle
  * @param[out] file  The file path of CA Certificate
  * @return 0 on success, otherwise negative error value
@@ -1628,7 +1617,7 @@ int wifi_ap_set_eap_ca_cert_file(wifi_ap_h ap, const char* file) TIZEN_DEPRECATE
  * @brief Gets the Client Certificate of EAP.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @remarks This function is valid only if the EAP type is #WIFI_EAP_TYPE_TLS.
- * 	    You must release @a file using free().
+ *			You must release @a file using free().
  * @param[in] ap  The access point handle
  * @param[out] file  The file path of Client Certificate
  * @return 0 on success, otherwise negative error value
@@ -1660,7 +1649,7 @@ int wifi_ap_set_eap_client_cert_file(wifi_ap_h ap, const char* file) TIZEN_DEPRE
  * @brief Gets the private key file of EAP.
  * @since_tizen @if MOBILE 2.3 @elseif WEARABLE 2.3.1 @endif
  * @remarks This function is valid only if the EAP type is #WIFI_EAP_TYPE_TLS.
- * 	    You must release @a file using free().
+ *			You must release @a file using free().
  * @param[in] ap  The access point handle
  * @param[out] file  The file path of private key
  * @return 0 on success, otherwise negative error value
@@ -2021,9 +2010,9 @@ int wifi_config_set_eap_anonymous_identity(wifi_config_h config, const char* ano
  * @since_tizen @if MOBILE 2.4 @elseif WEARABLE 3.0 @endif
  * @remarks You must release @a ca_cert using free().
  * @remarks The mediastorage privilege http://tizen.org/privilege/mediastorage is needed \n
- * 			 if @a image_path is relevant to media storage.\n
- * 			 The externalstorage privilege http://tizen.org/privilege/externalstorage is needed \n
- * 			 if @a image_path is relevant to external storage.
+ *			if @a image_path is relevant to media storage.\n
+ *			The externalstorage privilege http://tizen.org/privilege/externalstorage is needed \n
+ *			if @a image_path is relevant to external storage.
  *
  * @param[in] config		The access point configuration handle
  * @param[out] ca_cert		The certification authority(CA) certificates file of access point
@@ -2041,9 +2030,9 @@ int wifi_config_get_eap_ca_cert_file(wifi_config_h config, char** ca_cert) TIZEN
  * @privlevel public
  * @privilege %http://tizen.org/privilege/network.profile
  * @remarks The mediastorage privilege http://tizen.org/privilege/mediastorage is needed \n
- * 			 if @a image_path is relevant to media storage.\n
- * 			 The externalstorage privilege http://tizen.org/privilege/externalstorage is needed \n
- * 			 if @a image_path is relevant to external storage.
+ *			if @a image_path is relevant to media storage.\n
+ *			The externalstorage privilege http://tizen.org/privilege/externalstorage is needed \n
+ *			if @a image_path is relevant to external storage.
  *
  * @param[in] config		The access point configuration handle
  * @param[in] ca_cert		The certification authority(CA) certificates file of access point
@@ -2228,8 +2217,7 @@ int wifi_config_set_eap_subject_match(wifi_config_h config, const char* subject_
  * @brief Enumeration for the state of the Wi-Fi TDLS.
  * @since_tizen 3.0
  */
-typedef enum
-{
+typedef enum {
 	WIFI_TDLS_STATE_DISCONNECTED = 0,  /**< Wi-Fi TDLS is Disconnected */
 	WIFI_TDLS_STATE_CONNECTED = 1,     /**< Wi-Fi TDLS is Connected */
 } wifi_tdls_state_e;
diff --git a/include/wifi_config_private.h b/include/wifi_config_private.h
index f509eb3..11fd883 100755
--- a/include/wifi_config_private.h
+++ b/include/wifi_config_private.h
@@ -34,13 +34,13 @@ struct _wifi_eap_config {
 };
 
 struct _wifi_config {
-	// mandatory
+	/* mandatory */
 	gchar *name;
 	gchar *passphrase;
 	wifi_security_type_e security_type;
 	gboolean is_saved;
 
-	// optional field is set using wifi_config_set_field
+	/* optional field is set using wifi_config_set_field */
 	gboolean is_hidden;
 	gchar *proxy_address;
 	wifi_address_family_e address_family;
@@ -60,7 +60,7 @@ int wifi_configuration_set_field(wifi_dbus *handle, const gchar *config_id, cons
 int wifi_configuration_get_passphrase(wifi_dbus *handle, const gchar *config_id, gchar **passphrase);
 
 int wifi_save_eap_configurations(wifi_dbus *handle, const gchar *name, const gchar *passphrase, wifi_security_type_e security_type, const gchar *proxy_address, struct _wifi_eap_config *eap_config, gboolean is_hidden);
-int wifi_load_eap_configurations(wifi_dbus *handle, const gchar *config_id, gchar **name, wifi_security_type_e *security_type, gchar **proxy_address, gboolean *is_hidden, struct _wifi_eap_config **eap_config,wifi_error_e *last_error);
+int wifi_load_eap_configurations(wifi_dbus *handle, const gchar *config_id, gchar **name, wifi_security_type_e *security_type, gchar **proxy_address, gboolean *is_hidden, struct _wifi_eap_config **eap_config, wifi_error_e *last_error);
 wifi_eap_type_e wifi_eap_type_to_int(const gchar *type);
 wifi_eap_auth_type_e wifi_eap_auth_type_to_int(const gchar *type);
 gchar *wifi_eap_type_to_string(wifi_eap_type_e eap_type);