Apply Tizen coding rule and add doc
[platform/core/api/radio.git] / src / radio.c
old mode 100644 (file)
new mode 100755 (executable)
index 4b085b3..9e5313c
@@ -11,7 +11,7 @@
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
-* limitations under the License. 
+* limitations under the License.
 */
 
 #include <stdio.h>
@@ -21,7 +21,7 @@
 #include <radio_private.h>
 #include <dlog.h>
 #include <glib.h>
-
+#include <system_info.h>
 
 #ifdef LOG_TAG
 #undef LOG_TAG
 /*
 * Internal Macros
 */
-#define RADIO_CHECK_CONDITION(condition,error,msg)     \
-               if(condition) {} else \
-               { LOGE("[%s] %s(0x%08x)",(char*)__FUNCTION__, msg,error); return error;}; \
+#define RADIO_CHECK_CONDITION(condition, error, msg)   \
+       do {    \
+               if (condition) { \
+               } else {        \
+                       LOGE("[%s] %s(0x%08x)", (char *)__FUNCTION__, msg, error); \
+                       return error;   \
+               } \
+       } while (0)
 
 #define RADIO_INSTANCE_CHECK(radio)    \
-       RADIO_CHECK_CONDITION(radio != NULL, RADIO_ERROR_INVALID_PARAMETER,"RADIO_ERROR_INVALID_PARAMETER")
-       
-#define RADIO_STATE_CHECK(radio,expected_state)        \
-       RADIO_CHECK_CONDITION(radio->state == expected_state,RADIO_ERROR_INVALID_STATE,"RADIO_ERROR_INVALID_STATE")
+       RADIO_CHECK_CONDITION(radio != NULL, RADIO_ERROR_INVALID_PARAMETER, "RADIO_ERROR_INVALID_PARAMETER")
+
+#define RADIO_STATE_CHECK(radio, expected_state)       \
+       RADIO_CHECK_CONDITION(radio->state == expected_state, RADIO_ERROR_INVALID_STATE, "RADIO_ERROR_INVALID_STATE")
 
 #define RADIO_NULL_ARG_CHECK(arg)      \
-       RADIO_CHECK_CONDITION(arg != NULL,RADIO_ERROR_INVALID_PARAMETER,"RADIO_ERROR_INVALID_PARAMETER")
+       RADIO_CHECK_CONDITION(arg != NULL, RADIO_ERROR_INVALID_PARAMETER, "RADIO_ERROR_INVALID_PARAMETER")
+
+#define RADIO_SUPPORT_CHECK(arg)       \
+       RADIO_CHECK_CONDITION(arg != false, RADIO_ERROR_NOT_SUPPORTED, "RADIO_ERROR_NOT_SUPPORTED")
 
 /*
 * Internal Implementation
 static int __convert_error_code(int code, char *func_name)
 {
        int ret = RADIO_ERROR_NONE;
-       char* msg="RADIO_ERROR_NONE";
-       switch(code)
-       {
-               case MM_ERROR_NONE:
-                       ret = RADIO_ERROR_NONE;
-                       msg = "RADIO_ERROR_NONE";
-                       break;
-
-               case  MM_ERROR_RADIO_NO_FREE_SPACE:
-                       ret = RADIO_ERROR_OUT_OF_MEMORY;
-                       msg = "RADIO_ERROR_OUT_OF_MEMORY";
-                       break;
-               case MM_ERROR_RADIO_NOT_INITIALIZED:
-               case MM_ERROR_RADIO_NO_OP:
-                       ret = RADIO_ERROR_INVALID_STATE;
-                       msg = "RADIO_ERROR_INVALID_STATE";
-                       break;
-               case MM_ERROR_COMMON_INVALID_ARGUMENT:
-                       ret = RADIO_ERROR_INVALID_PARAMETER;
-                       msg = "RADIO_ERROR_INVALID_PARAMETER";
-                       break;
-               case MM_ERROR_POLICY_BLOCKED:
-               case MM_ERROR_POLICY_INTERRUPTED:
-               case MM_ERROR_POLICY_INTERNAL:
-               case MM_ERROR_POLICY_DUPLICATED:
-                       ret = RADIO_ERROR_SOUND_POLICY;
-                       msg = "RADIO_ERROR_SOUND_POLICY";
-                       break;
-               case  MM_ERROR_RADIO_INTERNAL:
-               case  MM_ERROR_RADIO_RESPONSE_TIMEOUT:
-               case  MM_ERROR_RADIO_DEVICE_NOT_OPENED:
-               case  MM_ERROR_RADIO_DEVICE_NOT_FOUND:
-               default :
-                       ret= RADIO_ERROR_INVALID_OPERATION;
-                       msg = "RADIO_ERROR_INVALID_OPERATION";
-       } 
-       LOGE("[%s] %s(0x%08x) : core fw error(0x%x)",func_name,msg, ret, code);
-       return ret;     
+       char *msg = "RADIO_ERROR_NONE";
+       LOGI("[%s] Enter code :%x", __func__, code);
+       switch (code) {
+       case MM_ERROR_NONE:
+               ret = RADIO_ERROR_NONE;
+               msg = "RADIO_ERROR_NONE";
+               break;
+
+       case MM_ERROR_RADIO_NO_FREE_SPACE:
+               ret = RADIO_ERROR_OUT_OF_MEMORY;
+               msg = "RADIO_ERROR_OUT_OF_MEMORY";
+               break;
+       case MM_ERROR_RADIO_NOT_INITIALIZED:
+       case MM_ERROR_RADIO_NO_OP:
+       case MM_ERROR_RADIO_INVALID_STATE:
+               ret = RADIO_ERROR_INVALID_STATE;
+               msg = "RADIO_ERROR_INVALID_STATE";
+               break;
+       case MM_ERROR_COMMON_INVALID_ARGUMENT:
+       case MM_ERROR_INVALID_ARGUMENT:
+               ret = RADIO_ERROR_INVALID_PARAMETER;
+               msg = "RADIO_ERROR_INVALID_PARAMETER";
+               break;
+       case MM_ERROR_POLICY_BLOCKED:
+       case MM_ERROR_POLICY_INTERRUPTED:
+       case MM_ERROR_POLICY_INTERNAL:
+       case MM_ERROR_POLICY_DUPLICATED:
+               ret = RADIO_ERROR_SOUND_POLICY;
+               msg = "RADIO_ERROR_SOUND_POLICY";
+               break;
+       case MM_ERROR_RADIO_INTERNAL:
+       case MM_ERROR_RADIO_RESPONSE_TIMEOUT:
+               ret = RADIO_ERROR_INVALID_OPERATION;
+               msg = "RADIO_ERROR_INVALID_OPERATION";
+               break;
+       case MM_ERROR_RADIO_DEVICE_NOT_FOUND:
+               ret = RADIO_ERROR_NOT_SUPPORTED;
+               msg = "RADIO_ERROR_NOT_SUPPORTED";
+               break;
+       case MM_ERROR_RADIO_NO_ANTENNA:
+               ret = RADIO_ERROR_NO_ANTENNA;
+               msg = "RADIO_ERROR_NO_ANTENNA";
+               break;
+       case MM_ERROR_RADIO_DEVICE_NOT_OPENED:
+       default:
+               ret = RADIO_ERROR_PERMISSION_DENIED;
+               msg = "RADIO_ERROR_PERMISSION_DENIED";
+       }
+       LOGE("[%s] %s(0x%08x) : core fw error(0x%x)", func_name, msg, ret, code);
+       return ret;
 }
 
 static radio_state_e __convert_radio_state(MMRadioStateType state)
 {
        int converted_state = RADIO_STATE_READY;
-       switch(state)
-       {
-               
-               case MM_RADIO_STATE_PLAYING:
-                       converted_state = RADIO_STATE_PLAYING;
-                       break;
-               case MM_RADIO_STATE_SCANNING:
-                       converted_state = RADIO_STATE_SCANNING;
-                       break;
-               case MM_RADIO_STATE_NULL:
-               case MM_RADIO_STATE_READY:
-               default:
-                        converted_state = RADIO_STATE_READY;
-                        break;
-       }
+       LOGI("[%s] Enter state: %d", __func__, state);
+       switch (state) {
+
+       case MM_RADIO_STATE_PLAYING:
+               converted_state = RADIO_STATE_PLAYING;
+               break;
+       case MM_RADIO_STATE_SCANNING:
+               converted_state = RADIO_STATE_SCANNING;
+               break;
+       case MM_RADIO_STATE_NULL:
+       case MM_RADIO_STATE_READY:
+       default:
+               converted_state = RADIO_STATE_READY;
+               break;
+       }
+       LOGI("[%s] Leave converted_state: %d", __func__, converted_state);
        return converted_state;
 }
 
-static int __set_callback(_radio_event_e type, radio_h radio, void* callback, void *user_data)
+static radio_interrupted_code_e __convert_interrupted_code(int code)
+{
+       LOGI("[%s] Enter code: %d", __func__, code);
+       radio_interrupted_code_e ret = RADIO_INTERRUPTED_BY_RESOURCE_CONFLICT;
+       switch (code) {
+       case MM_MSG_CODE_INTERRUPTED_BY_CALL_END:
+       case MM_MSG_CODE_INTERRUPTED_BY_ALARM_END:
+       case MM_MSG_CODE_INTERRUPTED_BY_EMERGENCY_END:
+       case MM_MSG_CODE_INTERRUPTED_BY_NOTIFICATION_END:
+               ret = RADIO_INTERRUPTED_COMPLETED;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_MEDIA:
+       case MM_MSG_CODE_INTERRUPTED_BY_OTHER_PLAYER_APP:
+               ret = RADIO_INTERRUPTED_BY_MEDIA;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_CALL_START:
+               ret = RADIO_INTERRUPTED_BY_CALL;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_EARJACK_UNPLUG:
+               ret = RADIO_INTERRUPTED_BY_EARJACK_UNPLUG;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_ALARM_START:
+               ret = RADIO_INTERRUPTED_BY_ALARM;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_NOTIFICATION_START:
+               ret = RADIO_INTERRUPTED_BY_NOTIFICATION;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_EMERGENCY_START:
+               ret = RADIO_INTERRUPTED_BY_EMERGENCY;
+               break;
+       case MM_MSG_CODE_INTERRUPTED_BY_RESOURCE_CONFLICT:
+       default:
+               ret = RADIO_INTERRUPTED_BY_RESOURCE_CONFLICT;
+               break;
+       }
+       LOGE("[%s] interrupted code(%d) => ret(%d)", __FUNCTION__, code, ret);
+       return ret;
+}
+
+static int __set_callback(_radio_event_e type, radio_h radio, void *callback, void *user_data)
 {
        RADIO_INSTANCE_CHECK(radio);
        RADIO_NULL_ARG_CHECK(callback);
-       radio_s * handle = (radio_s *) radio; 
+       radio_s *handle = (radio_s *)radio;
        handle->user_cb[type] = callback;
        handle->user_data[type] = user_data;
-       LOGI("[%s] Event type : %d ",__FUNCTION__, type);
-       return RADIO_ERROR_NONE; 
+       LOGI("[%s] Event type : %d ", __FUNCTION__, type);
+       return RADIO_ERROR_NONE;
 }
 
 static int __unset_callback(_radio_event_e type, radio_h radio)
 {
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio; 
+       radio_s *handle = (radio_s *)radio;
        handle->user_cb[type] = NULL;
        handle->user_data[type] = NULL;
-       LOGI("[%s] Event type : %d ",__FUNCTION__, type);
-       return RADIO_ERROR_NONE; 
+       LOGI("[%s] Event type : %d ", __FUNCTION__, type);
+       return RADIO_ERROR_NONE;
 }
 
 static int __msg_callback(int message, void *param, void *user_data)
 {
-       radio_s * handle = (radio_s*)user_data;
-       MMMessageParamType *msg = (MMMessageParamType*)param;
-       LOGI("[%s] Got message type : 0x%x" ,__FUNCTION__, message);
-       switch(message)
-       {
-               case MM_MESSAGE_RADIO_SCAN_INFO: 
-                       if( handle->user_cb[_RADIO_EVENT_TYPE_SCAN_INFO] )
-                       {
-                               ((radio_scan_updated_cb)handle->user_cb[_RADIO_EVENT_TYPE_SCAN_INFO])(msg->radio_scan.frequency,handle->user_data[_RADIO_EVENT_TYPE_SCAN_INFO]);
-                       }       
-                       break;  
-               case MM_MESSAGE_RADIO_SCAN_STOP: 
-                       if( handle->user_cb[_RADIO_EVENT_TYPE_SCAN_STOP] )
-                       {
-                               ((radio_scan_stopped_cb)handle->user_cb[_RADIO_EVENT_TYPE_SCAN_STOP])(handle->user_data[_RADIO_EVENT_TYPE_SCAN_STOP]);
-                       }
-                       break;
-               case MM_MESSAGE_RADIO_SCAN_FINISH:
-                       if( handle->user_cb[_RADIO_EVENT_TYPE_SCAN_FINISH] )
-                       {
-                               ((radio_scan_completed_cb)handle->user_cb[_RADIO_EVENT_TYPE_SCAN_FINISH])(handle->user_data[_RADIO_EVENT_TYPE_SCAN_FINISH]);
-                       }
-                       break;
-               case MM_MESSAGE_RADIO_SEEK_FINISH: 
-                       if( handle->user_cb[_RADIO_EVENT_TYPE_SEEK_FINISH] )
-                       {
-                               ((radio_seek_completed_cb)handle->user_cb[_RADIO_EVENT_TYPE_SEEK_FINISH])(msg->radio_scan.frequency, handle->user_data[_RADIO_EVENT_TYPE_SEEK_FINISH]);
-                       }       
-                       break;
-               case MM_MESSAGE_STATE_INTERRUPTED: 
-                       if( handle->user_cb[_RADIO_EVENT_TYPE_INTERRUPT] )
-                       {
-                               ((radio_interrupted_cb)handle->user_cb[_RADIO_EVENT_TYPE_INTERRUPT])(msg->code,handle->user_data[_RADIO_EVENT_TYPE_INTERRUPT]);
-                       }
-                       break;
-               case  MM_MESSAGE_ERROR: 
-                               __convert_error_code(msg->code,(char*)__FUNCTION__);
-                       break;
-               case MM_MESSAGE_RADIO_SCAN_START: 
-                       LOGI("[%s] Scan Started");
-                       break;
-               case  MM_MESSAGE_STATE_CHANGED: 
-                       handle->state = __convert_radio_state(msg->state.current);
-                       LOGI("[%s] State Changed --- from : %d , to : %d" ,__FUNCTION__,  __convert_radio_state(msg->state.previous), handle->state);
-                       break;
-               case MM_MESSAGE_RADIO_SEEK_START:
-                       LOGI("[%s] Seek Started", __FUNCTION__);
-                       break;  
-               default:
-                       break;
+       radio_s *handle = (radio_s *)user_data;
+       MMMessageParamType *msg = (MMMessageParamType *)param;
+       LOGI("[%s] Got message type : 0x%x", __FUNCTION__, message);
+       switch (message) {
+       case MM_MESSAGE_RADIO_SCAN_INFO:
+               if (handle->user_cb[_RADIO_EVENT_TYPE_SCAN_INFO])
+                       ((radio_scan_updated_cb)handle->user_cb[_RADIO_EVENT_TYPE_SCAN_INFO])(msg->radio_scan.frequency, handle->user_data[_RADIO_EVENT_TYPE_SCAN_INFO]);
+               break;
+       case MM_MESSAGE_RADIO_SCAN_STOP:
+               if (handle->user_cb[_RADIO_EVENT_TYPE_SCAN_STOP])
+                       ((radio_scan_stopped_cb)handle->user_cb[_RADIO_EVENT_TYPE_SCAN_STOP])(handle->user_data[_RADIO_EVENT_TYPE_SCAN_STOP]);
+               break;
+       case MM_MESSAGE_RADIO_SCAN_FINISH:
+               if (handle->user_cb[_RADIO_EVENT_TYPE_SCAN_FINISH])
+                       ((radio_scan_completed_cb)handle->user_cb[_RADIO_EVENT_TYPE_SCAN_FINISH])(handle->user_data[_RADIO_EVENT_TYPE_SCAN_FINISH]);
+               break;
+       case MM_MESSAGE_RADIO_SEEK_FINISH:
+               if (handle->user_cb[_RADIO_EVENT_TYPE_SEEK_FINISH])
+                       ((radio_seek_completed_cb)handle->user_cb[_RADIO_EVENT_TYPE_SEEK_FINISH])(msg->radio_scan.frequency, handle->user_data[_RADIO_EVENT_TYPE_SEEK_FINISH]);
+               break;
+       case MM_MESSAGE_STATE_INTERRUPTED:
+               if (handle->user_cb[_RADIO_EVENT_TYPE_INTERRUPT])
+                       ((radio_interrupted_cb)handle->user_cb[_RADIO_EVENT_TYPE_INTERRUPT])(__convert_interrupted_code(msg->code), handle->user_data[_RADIO_EVENT_TYPE_INTERRUPT]);
+               break;
+       case MM_MESSAGE_READY_TO_RESUME:
+               if (handle->user_cb[_RADIO_EVENT_TYPE_INTERRUPT])
+                       ((radio_interrupted_cb)handle->user_cb[_RADIO_EVENT_TYPE_INTERRUPT])(RADIO_INTERRUPTED_COMPLETED, handle->user_data[_RADIO_EVENT_TYPE_INTERRUPT]);
+               break;
+       case MM_MESSAGE_ERROR:
+               __convert_error_code(msg->code, (char *)__FUNCTION__);
+               break;
+       case MM_MESSAGE_RADIO_SCAN_START:
+               LOGI("[%s] Scan Started");
+               break;
+       case MM_MESSAGE_STATE_CHANGED:
+               handle->state = __convert_radio_state(msg->state.current);
+               LOGI("[%s] State Changed --- from : %d , to : %d", __FUNCTION__, __convert_radio_state(msg->state.previous), handle->state);
+               break;
+       case MM_MESSAGE_RADIO_SEEK_START:
+               LOGI("[%s] Seek Started", __FUNCTION__);
+               break;
+       default:
+               break;
        }
        return 1;
 }
 
+static int __radio_check_system_info_feature_supported()
+{
+       bool bValue = false;
+       int nRetVal = false;
+
+       nRetVal = system_info_get_platform_bool("http://tizen.org/feature/fmradio", &bValue);
+
+       if (nRetVal != SYSTEM_INFO_ERROR_NONE) {
+               LOGE("[%s] SYSTEM_INFO_ERROR : ", __FUNCTION__);
+               return false;
+       }
+
+       if (false == bValue)
+               LOGI("system_info_get_platform_bool returned Unsupported feature capability\n");
+       else
+               LOGI("system_info_get_platform_bool returned Supported status feature\n");
+
+       return bValue;
+}
 
 /*
 * Public Implementation
 */
 int radio_create(radio_h *radio)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle;
-       handle = (radio_s*)malloc( sizeof(radio_s));
-       if (handle != NULL)
-               memset(handle, 0 , sizeof(radio_s));
-       else
-       {
-               LOGE("[%s] RADIO_ERROR_OUT_OF_MEMORY(0x%08x)" ,__FUNCTION__,RADIO_ERROR_OUT_OF_MEMORY);
+       radio_s *handle;
+
+       handle = (radio_s *)malloc(sizeof(radio_s));
+       if (handle != NULL) {
+               memset(handle, 0, sizeof(radio_s));
+       } else {
+               LOGE("[%s] RADIO_ERROR_OUT_OF_MEMORY(0x%08x)", __FUNCTION__, RADIO_ERROR_OUT_OF_MEMORY);
                return RADIO_ERROR_OUT_OF_MEMORY;
        }
        int ret = mm_radio_create(&handle->mm_handle);
-       if( ret != MM_ERROR_NONE)
-       {
-               LOGE("[%s] RADIO_ERROR_INVALID_OPERATION(0x%08x)" ,__FUNCTION__,RADIO_ERROR_INVALID_OPERATION);
+       if (ret != MM_ERROR_NONE) {
                free(handle);
-               handle=NULL;
-               return RADIO_ERROR_INVALID_OPERATION;
-       }
-       else
-       {
+               handle = NULL;
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                *radio = (radio_h)handle;
-               
-               ret = mm_radio_set_message_callback(handle->mm_handle, __msg_callback, (void*)handle);
-               if(ret != MM_ERROR_NONE)
-               {
-                       LOGW("[%s] Failed to set message callback function (0x%x)" ,__FUNCTION__, ret);
-               }
+
+               ret = mm_radio_set_message_callback(handle->mm_handle, __msg_callback, (void *)handle);
+               if (ret != MM_ERROR_NONE)
+                       LOGW("[%s] Failed to set message callback function (0x%x)", __FUNCTION__, ret);
+
                ret = mm_radio_realize(handle->mm_handle);
-               if(ret != MM_ERROR_NONE)
-               {
-                       return __convert_error_code(ret,(char*)__FUNCTION__);
-               }
+               if (ret != MM_ERROR_NONE)
+                       return __convert_error_code(ret, (char *)__FUNCTION__);
+
                handle->state = RADIO_STATE_READY;
                handle->mute = FALSE;
                return RADIO_ERROR_NONE;
@@ -234,45 +302,40 @@ int radio_create(radio_h *radio)
 
 int radio_destroy(radio_h radio)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
+       radio_s *handle = (radio_s *)radio;
 
        int ret;
        ret = mm_radio_unrealize(handle->mm_handle);
-       if ( ret!= MM_ERROR_NONE)
-       {
-               LOGW("[%s] Failed to unrealize (0x%x)" ,__FUNCTION__, ret);
-       }
-       
+       if (ret != MM_ERROR_NONE)
+               LOGW("[%s] Failed to unrealize (0x%x)", __FUNCTION__, ret);
+
        ret = mm_radio_destroy(handle->mm_handle);
-       if (ret!= MM_ERROR_NONE)
-       {
-               LOGE("[%s] RADIO_ERROR_INVALID_OPERATION (0x%08x)" ,__FUNCTION__,RADIO_ERROR_INVALID_OPERATION);
-               return RADIO_ERROR_INVALID_OPERATION;
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                free(handle);
-               handle= NULL;
+               handle = NULL;
                return RADIO_ERROR_NONE;
        }
 }
 
-int  radio_get_state(radio_h radio, radio_state_e *state)
+int radio_get_state(radio_h radio, radio_state_e *state)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
        RADIO_NULL_ARG_CHECK(state);
-       radio_s * handle = (radio_s *) radio;
+       radio_s *handle = (radio_s *)radio;
        MMRadioStateType currentStat = MM_RADIO_STATE_NULL;
        int ret = mm_radio_get_state(handle->mm_handle, &currentStat);
-       if(ret != MM_ERROR_NONE)
-       {
+       if (ret != MM_ERROR_NONE) {
                *state = handle->state;
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
-               handle->state  = __convert_radio_state(currentStat);
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
+               handle->state = __convert_radio_state(currentStat);
                *state = handle->state;
                return RADIO_ERROR_NONE;
        }
@@ -280,17 +343,16 @@ int  radio_get_state(radio_h radio, radio_state_e *state)
 
 int radio_start(radio_h radio)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
-       RADIO_STATE_CHECK(handle,RADIO_STATE_READY);  
+       radio_s *handle = (radio_s *)radio;
+       RADIO_STATE_CHECK(handle, RADIO_STATE_READY);
 
        int ret = mm_radio_start(handle->mm_handle);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                handle->state = RADIO_STATE_PLAYING;
                return RADIO_ERROR_NONE;
        }
@@ -298,126 +360,110 @@ int radio_start(radio_h radio)
 
 int radio_stop(radio_h radio)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
-       RADIO_STATE_CHECK(handle,RADIO_STATE_PLAYING);  
-       
+       radio_s *handle = (radio_s *)radio;
+       RADIO_STATE_CHECK(handle, RADIO_STATE_PLAYING);
+
        int ret = mm_radio_stop(handle->mm_handle);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                handle->state = RADIO_STATE_READY;
                return RADIO_ERROR_NONE;
        }
 }
 
-int radio_seek_up(radio_h radio,radio_seek_completed_cb callback, void *user_data )
+int radio_seek_up(radio_h radio, radio_seek_completed_cb callback, void *user_data)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
-       RADIO_STATE_CHECK(handle,RADIO_STATE_PLAYING);
-       
-       if(callback!=NULL)
-       {
-               __set_callback(_RADIO_EVENT_TYPE_SEEK_FINISH,radio,callback,user_data);
-       }
+       radio_s *handle = (radio_s *)radio;
+       RADIO_STATE_CHECK(handle, RADIO_STATE_PLAYING);
+
+       if (callback != NULL)
+               __set_callback(_RADIO_EVENT_TYPE_SEEK_FINISH, radio, callback, user_data);
        else
-       {
-               __unset_callback(_RADIO_EVENT_TYPE_SEEK_FINISH,radio);
-       }
-       
+               __unset_callback(_RADIO_EVENT_TYPE_SEEK_FINISH, radio);
+
        int ret = mm_radio_seek(handle->mm_handle, MM_RADIO_SEEK_UP);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
+       if (ret != MM_ERROR_NONE)
+               return __convert_error_code(ret, (char *)__FUNCTION__);
        else
-       {
                return RADIO_ERROR_NONE;
-       }
 }
 
-int radio_seek_down(radio_h radio,radio_seek_completed_cb callback, void *user_data )
+int radio_seek_down(radio_h radio, radio_seek_completed_cb callback, void *user_data)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
-       RADIO_STATE_CHECK(handle,RADIO_STATE_PLAYING);
-       
-       if(callback!=NULL)
-       {
-               __set_callback(_RADIO_EVENT_TYPE_SEEK_FINISH,radio,callback,user_data);
-       }
+       radio_s *handle = (radio_s *)radio;
+       RADIO_STATE_CHECK(handle, RADIO_STATE_PLAYING);
+
+       if (callback != NULL)
+               __set_callback(_RADIO_EVENT_TYPE_SEEK_FINISH, radio, callback, user_data);
        else
-       {
-               __unset_callback(_RADIO_EVENT_TYPE_SEEK_FINISH,radio);
-       }
-       
+               __unset_callback(_RADIO_EVENT_TYPE_SEEK_FINISH, radio);
+
        int ret = mm_radio_seek(handle->mm_handle, MM_RADIO_SEEK_DOWN);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
+       if (ret != MM_ERROR_NONE)
+               return __convert_error_code(ret, (char *)__FUNCTION__);
        else
-       {
                return RADIO_ERROR_NONE;
-       }
 }
 
 int radio_set_frequency(radio_h radio, int frequency)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       if(frequency < 87500 || frequency > 108000)
-       {
-               LOGE("[%s] RADIO_ERROR_INVALID_PARAMETER(0x%08x) : Out of range (87500 ~ 108000)" ,__FUNCTION__,RADIO_ERROR_INVALID_PARAMETER);
+       if (frequency < 87500 || frequency > 108000) {
+               LOGE("[%s] RADIO_ERROR_INVALID_PARAMETER(0x%08x) : Out of range (87500 ~ 108000)", __FUNCTION__, RADIO_ERROR_INVALID_PARAMETER);
                return RADIO_ERROR_INVALID_PARAMETER;
        }
-       int freq= frequency;
-       radio_s * handle = (radio_s *) radio;
+       int freq = frequency;
+       radio_s *handle = (radio_s *)radio;
        int ret = mm_radio_set_frequency(handle->mm_handle, freq);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
+       if (ret != MM_ERROR_NONE)
+               return __convert_error_code(ret, (char *)__FUNCTION__);
        else
-       {
                return RADIO_ERROR_NONE;
-       }
 }
 
 int radio_get_frequency(radio_h radio, int *frequency)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
+       RADIO_NULL_ARG_CHECK(frequency);
+       radio_s *handle = (radio_s *)radio;
 
        int freq;
        int ret = mm_radio_get_frequency(handle->mm_handle, &freq);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
-               *frequency = freq; 
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
+               *frequency = freq;
                return RADIO_ERROR_NONE;
        }
-}      
+}
 
 int radio_get_signal_strength(radio_h radio, int *strength)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
+       RADIO_NULL_ARG_CHECK(strength);
+       radio_s *handle = (radio_s *)radio;
 
        int _strength;
        int ret = mm_radio_get_signal_strength(handle->mm_handle, &_strength);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                *strength = _strength;
                return RADIO_ERROR_NONE;
        }
@@ -425,26 +471,21 @@ int radio_get_signal_strength(radio_h radio, int *strength)
 
 int radio_scan_start(radio_h radio, radio_scan_updated_cb callback, void *user_data)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
-       RADIO_STATE_CHECK(handle,RADIO_STATE_READY);  
+       radio_s *handle = (radio_s *)radio;
+       RADIO_STATE_CHECK(handle, RADIO_STATE_READY);
 
-       if(callback!=NULL)
-       {
-               __set_callback(_RADIO_EVENT_TYPE_SCAN_INFO,radio,callback,user_data);
-       }
+       if (callback != NULL)
+               __set_callback(_RADIO_EVENT_TYPE_SCAN_INFO, radio, callback, user_data);
        else
-       {
-               __unset_callback(_RADIO_EVENT_TYPE_SCAN_INFO,radio);
-       }
-       
+               __unset_callback(_RADIO_EVENT_TYPE_SCAN_INFO, radio);
+
        int ret = mm_radio_scan_start(handle->mm_handle);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                handle->state = RADIO_STATE_SCANNING;
                return RADIO_ERROR_NONE;
        }
@@ -452,44 +493,37 @@ int radio_scan_start(radio_h radio, radio_scan_updated_cb callback, void *user_d
 
 int radio_scan_stop(radio_h radio, radio_scan_stopped_cb callback, void *user_data)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
-       RADIO_STATE_CHECK(handle,RADIO_STATE_SCANNING);  
+       radio_s *handle = (radio_s *)radio;
+       RADIO_STATE_CHECK(handle, RADIO_STATE_SCANNING);
 
-       if(callback!=NULL)
-       {
-               __set_callback(_RADIO_EVENT_TYPE_SCAN_STOP,radio,callback,user_data);
-       }
+       if (callback != NULL)
+               __set_callback(_RADIO_EVENT_TYPE_SCAN_STOP, radio, callback, user_data);
        else
-       {
-               __unset_callback(_RADIO_EVENT_TYPE_SCAN_STOP,radio);
-       }
-       
+               __unset_callback(_RADIO_EVENT_TYPE_SCAN_STOP, radio);
+
        int ret = mm_radio_scan_stop(handle->mm_handle);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                handle->state = RADIO_STATE_READY;
                return RADIO_ERROR_NONE;
        }
 }
 
-
 int radio_set_mute(radio_h radio, bool muted)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
-       radio_s * handle = (radio_s *) radio;
+       radio_s *handle = (radio_s *)radio;
 
        int ret = mm_radio_set_mute(handle->mm_handle, muted);
-       if(ret != MM_ERROR_NONE)
-       {
-               return __convert_error_code(ret,(char*)__FUNCTION__);
-       }
-       else
-       {
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
                handle->mute = muted;
                return RADIO_ERROR_NONE;
        }
@@ -497,29 +531,77 @@ int radio_set_mute(radio_h radio, bool muted)
 
 int radio_is_muted(radio_h radio, bool *muted)
 {
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
        RADIO_INSTANCE_CHECK(radio);
        RADIO_NULL_ARG_CHECK(muted);
-       radio_s * handle = (radio_s *) radio;
+       radio_s *handle = (radio_s *)radio;
        *muted = handle->mute;
        return RADIO_ERROR_NONE;
 }
 
 int radio_set_scan_completed_cb(radio_h radio, radio_scan_completed_cb callback, void *user_data)
 {
-       return __set_callback(_RADIO_EVENT_TYPE_SCAN_FINISH,radio,callback,user_data);
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
+       return __set_callback(_RADIO_EVENT_TYPE_SCAN_FINISH, radio, callback, user_data);
 }
 
 int radio_unset_scan_completed_cb(radio_h radio)
 {
-       return __unset_callback(_RADIO_EVENT_TYPE_SCAN_FINISH,radio);
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
+       return __unset_callback(_RADIO_EVENT_TYPE_SCAN_FINISH, radio);
 }
 
 int radio_set_interrupted_cb(radio_h radio, radio_interrupted_cb callback, void *user_data)
 {
-       return __set_callback(_RADIO_EVENT_TYPE_INTERRUPT,radio,callback,user_data);
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
+       return __set_callback(_RADIO_EVENT_TYPE_INTERRUPT, radio, callback, user_data);
 }
 
 int radio_unset_interrupted_cb(radio_h radio)
 {
-       return __unset_callback(_RADIO_EVENT_TYPE_INTERRUPT,radio);
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
+       return __unset_callback(_RADIO_EVENT_TYPE_INTERRUPT, radio);
+}
+
+int radio_get_frequency_range(radio_h radio, int *min_freq, int *max_freq)
+{
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
+       RADIO_INSTANCE_CHECK(radio);
+       RADIO_NULL_ARG_CHECK(min_freq);
+       RADIO_NULL_ARG_CHECK(max_freq);
+       radio_s *handle = (radio_s *)radio;
+
+       unsigned int min = 0;
+       unsigned int max = 0;
+
+       int ret = mm_radio_get_region_frequency_range(handle->mm_handle, &min, &max);
+       if (ret != MM_ERROR_NONE) {
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       } else {
+               *min_freq = min;
+               *max_freq = max;
+               return RADIO_ERROR_NONE;
+       }
+}
+
+int radio_get_channel_spacing(radio_h radio, int *channel_spacing)
+{
+       LOGI("[%s] Enter", __func__);
+       RADIO_SUPPORT_CHECK(__radio_check_system_info_feature_supported());
+       RADIO_INSTANCE_CHECK(radio);
+
+       radio_s *handle = (radio_s *)radio;
+
+       int ret = mm_radio_get_channel_spacing(handle->mm_handle, channel_spacing);
+
+       if (ret != MM_ERROR_NONE)
+               return __convert_error_code(ret, (char *)__FUNCTION__);
+       else
+               return RADIO_ERROR_NONE;
 }