Pop all dbus message
[platform/core/uifw/stt.git] / server / sttd_dbus.c
index c86aa5d..5cab68f 100644 (file)
@@ -26,6 +26,7 @@
 
 static DBusConnection* g_conn_sender = NULL;
 static DBusConnection* g_conn_listener = NULL;
+static DBusConnection* g_conn_custom = NULL;
 
 static Ecore_Fd_Handler* g_dbus_fd_handler = NULL;
 
@@ -39,7 +40,7 @@ static char* g_server_service_interface = NULL;
 
 void __sttd_dbus_service_free();
 
-int sttdc_send_hello(int uid)
+int sttdc_send_hello(unsigned int uid)
 {
        int pid = sttd_client_get_pid(uid);
        if (0 > pid) {
@@ -56,7 +57,7 @@ int sttdc_send_hello(int uid)
 
        DBusMessage* msg = NULL;
 
-       SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send hello message : uid(%d)", uid);
+       SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send hello message : uid(%u)", uid);
 
        msg = dbus_message_new_method_call(
                service_name,
@@ -69,7 +70,7 @@ int sttdc_send_hello(int uid)
                return STTD_ERROR_OUT_OF_MEMORY;
        }
 
-       dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
+       dbus_message_append_args(msg, DBUS_TYPE_UINT32, &uid, DBUS_TYPE_INVALID);
 
        DBusError err;
        dbus_error_init(&err);
@@ -106,7 +107,7 @@ int sttdc_send_hello(int uid)
        return result;
 }
 
-int sttdc_send_set_volume(int uid, float volume)
+int sttdc_send_set_volume(unsigned int uid, float volume)
 {
        int pid = sttd_client_get_pid(uid);
 
@@ -124,7 +125,7 @@ int sttdc_send_set_volume(int uid, float volume)
 
        DBusMessage* msg;
 
-       /* SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send set volume : uid(%d), volume(%f) volume size(%d)", uid, volume, sizeof(float)); */
+       /* SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send set volume : uid(%u), volume(%f) volume size(%d)", uid, volume, sizeof(float)); */
 
        msg = dbus_message_new_signal(
                STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
@@ -137,14 +138,14 @@ int sttdc_send_set_volume(int uid, float volume)
        }
 
        dbus_message_append_args(msg,
-               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_UINT32, &uid,
                DBUS_TYPE_INT32, &volume,
                DBUS_TYPE_INVALID);
 
        if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send message : Out Of Memory !");
        } else {
-               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send set volume : uid(%d), volume(%f)", uid, volume);
+               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send set volume : uid(%u), volume(%f)", uid, volume);
                dbus_connection_flush(g_conn_sender);
        }
 
@@ -153,7 +154,7 @@ int sttdc_send_set_volume(int uid, float volume)
        return 0;
 }
 
-int sttdc_send_set_state(int uid, int state)
+int sttdc_send_set_state(unsigned int uid, int state)
 {
        int pid = sttd_client_get_pid(uid);
 
@@ -181,14 +182,14 @@ int sttdc_send_set_state(int uid, int state)
        }
 
        dbus_message_append_args(msg,
-               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_UINT32, &uid,
                DBUS_TYPE_INT32, &state,
                DBUS_TYPE_INVALID);
 
        if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send change state message : Out Of Memory !");
        } else {
-               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send change state message : uid(%d), state(%d)", uid, state);
+               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send change state message : uid(%u), state(%d)", uid, state);
                dbus_connection_flush(g_conn_sender);
        }
 
@@ -197,7 +198,7 @@ int sttdc_send_set_state(int uid, int state)
        return 0;
 }
 
-int sttdc_send_speech_status(int uid, int status)
+int sttdc_send_speech_status(unsigned int uid, int status)
 {
        int pid = sttd_client_get_pid(uid);
 
@@ -225,14 +226,14 @@ int sttdc_send_speech_status(int uid, int status)
        }
 
        dbus_message_append_args(msg,
-               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_UINT32, &uid,
                DBUS_TYPE_INT32, &status,
                DBUS_TYPE_INVALID);
 
        if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send speech status message : Out Of Memory !");
        } else {
-               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send speech status message : uid(%d), status(%d)", uid, status);
+               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send speech status message : uid(%u), status(%d)", uid, status);
                dbus_connection_flush(g_conn_sender);
        }
 
@@ -241,7 +242,7 @@ int sttdc_send_speech_status(int uid, int status)
        return 0;
 }
 
-int sttdc_send_result(int uid, int event, const char** data, int data_count, const char* result_msg)
+int sttdc_send_result(unsigned int uid, int event, const char** data, int data_count, const char* result_msg)
 {
        int pid = sttd_client_get_pid(uid);
        if (0 > pid) {
@@ -258,7 +259,7 @@ int sttdc_send_result(int uid, int event, const char** data, int data_count, con
        snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 
        DBusMessage* msg = NULL;
-       SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] send result signal : uid(%d), event(%d), result count(%d) result id(%d)", 
+       SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] send result signal : uid(%u), event(%d), result count(%d) result id(%d)",
                uid, event, data_count, g_internal_result_id);
 
        msg = dbus_message_new_signal(
@@ -275,7 +276,7 @@ int sttdc_send_result(int uid, int event, const char** data, int data_count, con
        dbus_message_iter_init_append(msg, &args);
 
        /* Append uid & type */
-       dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &uid);
+       dbus_message_iter_append_basic(&args, DBUS_TYPE_UINT32, &uid);
 
        char* msg_temp;
        dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &event);
@@ -314,7 +315,7 @@ int sttdc_send_result(int uid, int event, const char** data, int data_count, con
        SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result size (%d)", data_count);
        for (i = 0; i < data_count; i++) {
                if (NULL != data[i]) {
-                       SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result (%d, %s)", i, data[i]);
+                       SECURE_SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result (%d, %s)", i, data[i]);
 
                        if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &data[i])) {
                                SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append result data");
@@ -347,13 +348,8 @@ int sttdc_send_result(int uid, int event, const char** data, int data_count, con
        return 0;
 }
 
-int sttdc_send_error_signal(int uid, int reason, const char *err_msg)
+int sttdc_send_error_signal(unsigned int uid, int reason, const char *err_msg)
 {
-       if (NULL == err_msg) {
-               SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Input parameter is NULL");
-               return STTD_ERROR_INVALID_PARAMETER;
-       }
-
        int pid = sttd_client_get_pid(uid);
        if (0 > pid) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
@@ -379,7 +375,7 @@ int sttdc_send_error_signal(int uid, int reason, const char *err_msg)
        }
 
        dbus_message_append_args(msg,
-               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_UINT32, &uid,
                DBUS_TYPE_INT32, &reason,
                DBUS_TYPE_STRING, &err_msg,
                DBUS_TYPE_INVALID);
@@ -387,7 +383,7 @@ int sttdc_send_error_signal(int uid, int reason, const char *err_msg)
        if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] <<<< error message : Out Of Memory !");
        } else {
-               SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send error message : uid(%d), reason(%d), err_msg(%s)", uid, reason, (NULL == err_msg) ? "NULL" : err_msg);
+               SLOG(LOG_ERROR, TAG_STTD, "<<<< Send error message : uid(%u), reason(%d), err_msg(%s)", uid, reason, (NULL == err_msg) ? "NULL" : err_msg);
                dbus_connection_flush(g_conn_sender);
        }
 
@@ -404,79 +400,98 @@ static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handle
 
        dbus_connection_read_write_dispatch(g_conn_listener, 50);
 
-       DBusMessage* msg = NULL;
-       msg = dbus_connection_pop_message(g_conn_listener);
+       while(1) {
+               DBusMessage* msg = NULL;
+               msg = dbus_connection_pop_message(g_conn_listener);
 
-       if (true != dbus_connection_get_is_connected(g_conn_listener)) {
-               SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Connection is disconnected");
-               return ECORE_CALLBACK_RENEW;
-       }
+               if (true != dbus_connection_get_is_connected(g_conn_listener)) {
+                       SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Connection is disconnected");
+                       return ECORE_CALLBACK_RENEW;
+               }
 
-       /* loop again if we haven't read a message */
-       if (NULL == msg) {
-               return ECORE_CALLBACK_RENEW;
-       }
+               /* loop again if we haven't read a message */
+               if (NULL == msg) {
+                       return ECORE_CALLBACK_RENEW;
+               }
 
-       SLOG(LOG_DEBUG, TAG_STTD, "[Dbus info] service name: %s, service object: %s, service interface: %s", (NULL == g_server_service_name) ? "NULL" : g_server_service_name,
-                       (NULL == g_server_service_object) ? "NULL" : g_server_service_object, (NULL == g_server_service_interface) ? "NULL" : g_server_service_interface);
+               SLOG(LOG_DEBUG, TAG_STTD, "[Dbus info] service name: %s, service object: %s, service interface: %s", (NULL == g_server_service_name) ? "NULL" : g_server_service_name,
+                               (NULL == g_server_service_object) ? "NULL" : g_server_service_object, (NULL == g_server_service_interface) ? "NULL" : g_server_service_interface);
 
-       /* client event */
-       if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_HELLO))
-               sttd_dbus_server_hello(g_conn_listener, msg);
+               /* client event */
+               if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_HELLO))
+                       sttd_dbus_server_hello(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_INITIALIZE))
-               sttd_dbus_server_initialize(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_INITIALIZE))
+                       sttd_dbus_server_initialize(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_FINALIZE))
-               sttd_dbus_server_finalize(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_FINALIZE))
+                       sttd_dbus_server_finalize(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_CURRENT_ENGINE))
-               sttd_dbus_server_set_current_engine(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_CURRENT_ENGINE))
+                       sttd_dbus_server_set_current_engine(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CHECK_APP_AGREED))
-               sttd_dbus_server_check_app_agreed(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CHECK_APP_AGREED))
+                       sttd_dbus_server_check_app_agreed(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_SUPPORT_LANGS))
-               sttd_dbus_server_get_support_lang(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_SUPPORT_LANGS))
+                       sttd_dbus_server_get_support_lang(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_CURRENT_LANG))
-               sttd_dbus_server_get_default_lang(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_CURRENT_LANG))
+                       sttd_dbus_server_get_default_lang(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_PRIVATE_DATA))
-               sttd_dbus_server_set_private_data(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_PRIVATE_DATA))
+                       sttd_dbus_server_set_private_data(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_PRIVATE_DATA))
-               sttd_dbus_server_get_private_data(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_PRIVATE_DATA))
+                       sttd_dbus_server_get_private_data(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_IS_TYPE_SUPPORTED))
-               sttd_dbus_server_is_recognition_type_supported(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_IS_TYPE_SUPPORTED))
+                       sttd_dbus_server_is_recognition_type_supported(g_conn_listener, msg);
 
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_AUDIO_FORMAT))
+                       sttd_dbus_server_get_audio_format(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_START_SOUND))
-               sttd_dbus_server_set_start_sound(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_START_SOUND))
-               sttd_dbus_server_unset_start_sound(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_START_SOUND))
+                       sttd_dbus_server_set_start_sound(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_STOP_SOUND))
-               sttd_dbus_server_set_stop_sound(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_START_SOUND))
+                       sttd_dbus_server_unset_start_sound(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_STOP_SOUND))
-               sttd_dbus_server_unset_stop_sound(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_STOP_SOUND))
+                       sttd_dbus_server_set_stop_sound(g_conn_listener, msg);
 
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_STOP_SOUND))
+                       sttd_dbus_server_unset_stop_sound(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START))
-               sttd_dbus_server_start(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP))
-               sttd_dbus_server_stop(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START))
+                       sttd_dbus_server_start(g_conn_listener, msg);
 
-       else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL))
-               sttd_dbus_server_cancel(g_conn_listener, msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP))
+                       sttd_dbus_server_stop(g_conn_listener, msg);
 
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START_AUDIO_STREAMING))
+                       sttd_dbus_server_start_audio_streaming(g_conn_listener, msg);
 
-       /* free the message */
-       dbus_message_unref(msg);
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SEND_AUDIO_STREAMING))
+                       sttd_dbus_server_send_audio_streaming(g_conn_listener, msg);
+
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP_AUDIO_STREAMING))
+                       sttd_dbus_server_stop_audio_streaming(g_conn_listener, msg);
+
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL))
+                       sttd_dbus_server_cancel(g_conn_listener, msg);
+
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START_FILE))
+                       sttd_dbus_server_start_file(g_conn_listener, msg);
+
+               else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL_FILE))
+                       sttd_dbus_server_cancel_file(g_conn_listener, msg);
+
+               /* free the message */
+               dbus_message_unref(msg);
+       }
 
        return ECORE_CALLBACK_RENEW;
 }
@@ -499,6 +514,25 @@ void __sttd_dbus_service_free()
        }
 }
 
+void __sttd_dbus_connection_free()
+{
+       if (NULL != g_conn_listener) {
+               dbus_connection_close(g_conn_listener);
+               dbus_connection_unref(g_conn_listener);
+               g_conn_listener = NULL;
+       }
+       if (NULL != g_conn_sender) {
+               dbus_connection_close(g_conn_sender);
+               dbus_connection_unref(g_conn_sender);
+               g_conn_sender = NULL;
+       }
+       if (NULL != g_conn_custom) {
+               dbus_connection_close(g_conn_custom);
+               dbus_connection_unref(g_conn_custom);
+               g_conn_custom = NULL;
+       }
+}
+
 int __sttd_get_buxtonkey()
 {
        /* request our name on the bus and check for errors */
@@ -559,24 +593,30 @@ int __sttd_get_buxtonkey()
        }
        SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 
-       ret = aul_app_get_appid_bypid(pid, engine_appid, sizeof(engine_appid));
+       ret = aul_app_get_appid_bypid(pid, engine_appid, sizeof(engine_appid) - 1);
 
        __sttd_dbus_service_free();
 
-       if (NULL == engine_appid || NULL == engine_default || 0 == strncmp(engine_appid, engine_default, strlen(engine_appid))) {
+       if (NULL == engine_default || 0 == strncmp(engine_appid, engine_default, strlen(engine_appid))) {
                g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + 1, sizeof(char));
-               snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + 1, "%s", STT_SERVER_SERVICE_NAME);
+               if (g_server_service_name)
+                       snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + 1, "%s", STT_SERVER_SERVICE_NAME);
                g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
-               snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", STT_SERVER_SERVICE_OBJECT_PATH);
+               if (g_server_service_object)
+                       snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", STT_SERVER_SERVICE_OBJECT_PATH);
                g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
-               snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + 1, "%s", STT_SERVER_SERVICE_INTERFACE);
+               if (g_server_service_interface)
+                       snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + 1, "%s", STT_SERVER_SERVICE_INTERFACE);
        } else {
                g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, sizeof(char));
-               snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_NAME, ".", (engine_appid + 10));
+               if (g_server_service_name)
+                       snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_NAME, ".", (engine_appid + 10));
                g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, sizeof(char));
-               snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_OBJECT_PATH, "/", (engine_appid + 10));
+               if (g_server_service_object)
+                       snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_OBJECT_PATH, "/", (engine_appid + 10));
                g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, sizeof(char));
-               snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_INTERFACE, ".", (engine_appid + 10));
+               if (g_server_service_interface)
+                       snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_INTERFACE, ".", (engine_appid + 10));
        }
 
        if (NULL == g_server_service_name || NULL == g_server_service_object || NULL == g_server_service_interface) {
@@ -588,6 +628,8 @@ int __sttd_get_buxtonkey()
                bux_cli = NULL;
                bux_layer = NULL;
                bux_val = NULL;
+
+               __sttd_dbus_service_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
@@ -615,7 +657,6 @@ int __sttd_get_buxtonkey()
 
 int __sttd_request_custom_dbus_name()
 {
-       static DBusConnection* g_conn_custom = NULL;
        DBusError err;
        dbus_error_init(&err);
 
@@ -624,23 +665,28 @@ int __sttd_request_custom_dbus_name()
        if (dbus_error_is_set(&err)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
                dbus_error_free(&err);
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
-       int ret = dbus_bus_request_name(g_conn_custom, STT_SERVER_CUSTOM_SERVICE_NAME, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
-       if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
-               SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
+       if (NULL == g_conn_custom) {
+               SLOG(LOG_ERROR, TAG_STTD, "[ERROR] fail to get dbus connection");
                return STTD_ERROR_OPERATION_FAILED;
        }
 
+       dbus_connection_set_exit_on_disconnect(g_conn_custom, false);
+
+       int ret = dbus_bus_request_name(g_conn_custom, STT_SERVER_CUSTOM_SERVICE_NAME, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
        if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
        if (dbus_error_is_set(&err)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
                dbus_error_free(&err);
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
@@ -648,6 +694,7 @@ int __sttd_request_custom_dbus_name()
        if (dbus_error_is_set(&err)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
                dbus_error_free(&err);
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
@@ -678,6 +725,8 @@ int sttd_dbus_open_connection()
                return STTD_ERROR_OPERATION_FAILED;
        }
 
+       dbus_connection_set_exit_on_disconnect(g_conn_sender, false);
+
        /* connect to the bus and check for errors */
        g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 
@@ -688,19 +737,26 @@ int sttd_dbus_open_connection()
 
        if (NULL == g_conn_listener) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection");
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
+       dbus_connection_set_exit_on_disconnect(g_conn_listener, false);
+
        /* Get buxton key */
        ret = __sttd_get_buxtonkey();
        if (0 != ret) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get buxton key");
+               __sttd_dbus_service_free();
+               __sttd_dbus_connection_free();
                return ret;
        }
 
        ret = __sttd_request_custom_dbus_name();
        if (0 != ret) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to request custom dbus name");
+               __sttd_dbus_service_free();
+               __sttd_dbus_connection_free();
                return ret;
        }
 
@@ -708,15 +764,24 @@ int sttd_dbus_open_connection()
 
        if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
+               __sttd_dbus_service_free();
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
        if (dbus_error_is_set(&err)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
                dbus_error_free(&err);
+               __sttd_dbus_service_free();
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
+       /* Flush messages which are received before fd event handler registration */
+/*     while (DBUS_DISPATCH_DATA_REMAINS == dbus_connection_get_dispatch_status(g_conn_listener)) {
+               listener_event_callback(NULL, NULL);
+       }
+*/
        /* add a rule for getting signal */
        char rule[128];
        snprintf(rule, 128, "type='signal',interface='%s'", g_server_service_interface);
@@ -728,6 +793,8 @@ int sttd_dbus_open_connection()
        if (dbus_error_is_set(&err)) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
                dbus_error_free(&err);
+               __sttd_dbus_service_free();
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
@@ -737,6 +804,8 @@ int sttd_dbus_open_connection()
        g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
        if (NULL == g_dbus_fd_handler) {
                SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get fd handler");
+               __sttd_dbus_service_free();
+               __sttd_dbus_connection_free();
                return STTD_ERROR_OPERATION_FAILED;
        }
 
@@ -753,22 +822,15 @@ int sttd_dbus_close_connection()
                g_dbus_fd_handler = NULL;
        }
 
-       dbus_bus_release_name(g_conn_listener, g_server_service_name, &err);
-
-       if (dbus_error_is_set(&err)) {
-               SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
-               dbus_error_free(&err);
+       if (NULL != g_conn_listener) {
+               dbus_bus_release_name(g_conn_listener, g_server_service_name, &err);
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
+                       dbus_error_free(&err);
+               }
        }
 
-       dbus_connection_close(g_conn_listener);
-       dbus_connection_close(g_conn_sender);
-
-       dbus_connection_unref(g_conn_sender);
-       dbus_connection_unref(g_conn_listener);
-
-       g_conn_listener = NULL;
-       g_conn_sender = NULL;
-
+       __sttd_dbus_connection_free();
        __sttd_dbus_service_free();
 
        SLOG(LOG_DEBUG, TAG_STTD, "[Server] Close dbus connection");