Update hello protocol
[platform/core/uifw/tts.git] / client / tts_dbus.c
index b6fe537..49edc82 100644 (file)
@@ -1,5 +1,5 @@
 /*
-*  Copyright (c) 2011-2014 Samsung Electronics Co., Ltd All Rights Reserved
+*  Copyright (c) 2011-2016 Samsung Electronics Co., Ltd All Rights Reserved
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
@@ -21,9 +21,9 @@
 #include "tts_dbus.h"
 #include "tts_defs.h"
 #include "tts_main.h"
+#include "tts_internal.h"
 
-
-#define HELLO_WAITING_TIME 500
+#define HELLO_WAITING_TIME -1
 #define WAITING_TIME 5000
 
 static DBusConnection* g_conn_sender = NULL;
@@ -32,7 +32,7 @@ static DBusConnection* g_conn_listener = NULL;
 static Ecore_Fd_Handler* g_dbus_fd_handler = NULL;
 
 
-extern int __tts_cb_error(int uid, tts_error_e reason, int utt_id);
+extern int __tts_cb_error(int uid, tts_error_e reason, int utt_id, char *err_msg);
 
 extern int __tts_cb_set_state(int uid, int state);
 
@@ -40,104 +40,232 @@ extern int __tts_cb_utt_started(int uid, int utt_id);
 
 extern int __tts_cb_utt_completed(int uid, int utt_id);
 
+extern int __tts_cb_hello(int uid, int ret, int credential_needed);
 
-static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
+
+static int __tts_dbus_add_match(int uid)
 {
-       if (NULL == g_conn_listener)    return ECORE_CALLBACK_RENEW;
+       /* add a rule for daemon error */
+       char rule_err[256] = {0, };
+       tts_client_s* client = tts_client_get_by_uid(uid);
+       if (NULL == client) {
+               SLOG(LOG_ERROR, TAG_TTSC, "Fail to get TTS client");
+               return TTS_ERROR_OPERATION_FAILED;
+       }
 
-       dbus_connection_read_write_dispatch(g_conn_listener, 50);
+       if (TTS_ERROR_SERVICE_RESET != client->reason) {
+               if (TTS_MODE_DEFAULT == client->mode) {
+                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SERVER_SERVICE_INTERFACE);
+               } else if (TTS_MODE_NOTIFICATION == client->mode) {
+                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_NOTI_SERVER_SERVICE_INTERFACE);
+               } else if (TTS_MODE_SCREEN_READER == client->mode) {
+                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SR_SERVER_SERVICE_INTERFACE);
+               } else if (TTS_MODE_INTERRUPT == client->mode) {
+                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_INTERRUPT_SERVER_SERVICE_INTERFACE);
+               }
 
-       DBusMessage* msg = NULL;
-       msg = dbus_connection_pop_message(g_conn_listener);
+               /* initialize the error value */
+               DBusError err;
+               dbus_error_init(&err);
 
-       if (true != dbus_connection_get_is_connected(g_conn_listener)) {
-               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Connection is disconnected");
-               return ECORE_CALLBACK_RENEW;
-       }
+               dbus_bus_add_match(g_conn_listener, rule_err, &err);
+               dbus_connection_flush(g_conn_listener);
 
-       /* loop again if we haven't read a message */
-       if (NULL == msg) {
-               return ECORE_CALLBACK_RENEW;
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "Match Error (%s)", err.message);
+                       dbus_error_free(&err);
+                       return TTS_ERROR_OPERATION_FAILED;
+               }
+               client->reason = 0; // default value
        }
+       return TTS_ERROR_NONE;
+}
 
+static int __tts_dbus_remove_match(int mode)
+{
        DBusError err;
        dbus_error_init(&err);
 
-       char if_name[64] = {0, };
-       snprintf(if_name, 64, "%s", TTS_CLIENT_SERVICE_INTERFACE);
+       /* remove a rule for daemon error */
+       char rule_err[256] = {0, };
+
+       if (TTS_MODE_DEFAULT == mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SERVER_SERVICE_INTERFACE);
+       } else if (TTS_MODE_NOTIFICATION == mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_NOTI_SERVER_SERVICE_INTERFACE);
+       } else if (TTS_MODE_SCREEN_READER == mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SR_SERVER_SERVICE_INTERFACE);
+       } else if (TTS_MODE_INTERRUPT == mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_INTERRUPT_SERVER_SERVICE_INTERFACE);
+       }
+       dbus_bus_remove_match(g_conn_listener, rule_err, &err);
+       dbus_connection_flush(g_conn_listener);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "Match Error (%s)", err.message);
+               dbus_error_free(&err);
+       }
 
-       if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_UTTERANCE_STARTED)) {
-               int uid = 0;
-               int uttid = 0;
+       return 0;
+}
 
-               dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &uttid, DBUS_TYPE_INVALID);
-               if (dbus_error_is_set(&err)) {
-                       SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Get arguments error (%s)", err.message);
-                       dbus_error_free(&err);
-               }
+static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
+{
+       if (NULL == g_conn_listener)    return ECORE_CALLBACK_RENEW;
 
-               if (0 == __tts_cb_utt_started(uid, uttid)) {
-                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts utterance started : uid(%d) uttid(%d)", uid, uttid);
-               }
-       } /* TTSD_METHOD_UTTERANCE_STARTED */
+       dbus_connection_read_write_dispatch(g_conn_listener, 50);
 
-       else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_UTTERANCE_COMPLETED)) {
-               int uid = 0;
-               int uttid = 0;
+       while (1) {
+               DBusMessage* msg = NULL;
+               msg = dbus_connection_pop_message(g_conn_listener);
 
-               dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &uttid, DBUS_TYPE_INVALID);
-               if (dbus_error_is_set(&err)) {
-                       SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Get arguments error (%s)", err.message);
-                       dbus_error_free(&err);
+               if (true != dbus_connection_get_is_connected(g_conn_listener)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Connection is disconnected");
+                       break;
                }
 
-               if (0 == __tts_cb_utt_completed(uid, uttid)) {
-                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts utterance completed : uid(%d) uttid(%d)", uid, uttid);
+               /* loop again if we haven't read a message */
+               if (NULL == msg) {
+                       break;
                }
-       } /* TTS_SIGNAL_UTTERANCE_STARTED */
 
-       else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_SET_STATE)) {
-               int uid = 0;
-               int state = 0;
+               DBusError err;
+               dbus_error_init(&err);
 
-               dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &state, DBUS_TYPE_INVALID);
-               if (dbus_error_is_set(&err)) {
-                       SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Get arguments error (%s)", err.message);
-                       dbus_error_free(&err);
-               }
+               char if_name[64] = {0, };
+               snprintf(if_name, 64, "%s%d", TTS_CLIENT_SERVICE_INTERFACE, getpid());
 
-               if (0 == __tts_cb_set_state(uid, state)) {
-                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts state changed : uid(%d) state(%d)", uid, state);
-               }
-       } /* TTSD_SIGNAL_SET_STATE */
+               if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_HELLO)) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "@@@ Get Hello");
 
-       else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_ERROR)) {
-               int uid;
-               int uttid;
-               int reason;
+                       int uid;
+                       int ret;
+                       int credential_needed;
 
-               dbus_message_get_args(msg, &err,
-                       DBUS_TYPE_INT32, &uid,
-                       DBUS_TYPE_INT32, &uttid,
-                       DBUS_TYPE_INT32, &reason,
-                       DBUS_TYPE_INVALID);
+                       dbus_message_get_args(msg, &err,
+                               DBUS_TYPE_INT32, &uid,
+                               DBUS_TYPE_INT32, &ret,
+                               DBUS_TYPE_INT32, &credential_needed,
+                               DBUS_TYPE_INVALID);
 
-               if (dbus_error_is_set(&err)) {
-                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< Get Error message - Get arguments error (%s)", err.message);
-                       dbus_error_free(&err);
-               }
+                       if (dbus_error_is_set(&err)) {
+                               SLOG(LOG_ERROR, TAG_TTSC, "@@ tts Get Hello message : Get arguments error (%s)", err.message);
+                               dbus_error_free(&err);
+                       } else {
+                               SLOG(LOG_DEBUG, TAG_TTSC, "@@ tts Get Hello message : uid(%d), credential_needed(%d)", uid, credential_needed);
+                               __tts_dbus_add_match(uid);
+                               __tts_cb_hello(uid, ret, credential_needed);
+                       }
 
-               if (0 == __tts_cb_error(uid, reason, uttid)) {
-                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< Get Error message : uid(%d), error(%d), uttid(%d)", uid, reason, uttid);
+                       SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
                }
-       } /* TTSD_SIGNAL_ERROR */
 
-       /* free the message */
-       dbus_message_unref(msg);
+               else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_UTTERANCE_STARTED)) {
+                       int uid = 0;
+                       int uttid = 0;
+
+                       dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &uttid, DBUS_TYPE_INVALID);
+                       if (dbus_error_is_set(&err)) {
+                               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Get arguments error (%s)", err.message);
+                               dbus_error_free(&err);
+                       }
+
+                       if (0 == __tts_cb_utt_started(uid, uttid)) {
+                               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts utterance started : uid(%d) uttid(%d)", uid, uttid);
+                       }
+               } /* TTSD_METHOD_UTTERANCE_STARTED */
+
+               else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_UTTERANCE_COMPLETED)) {
+                       int uid = 0;
+                       int uttid = 0;
+
+                       dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &uttid, DBUS_TYPE_INVALID);
+                       if (dbus_error_is_set(&err)) {
+                               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Get arguments error (%s)", err.message);
+                               dbus_error_free(&err);
+                       }
+
+                       if (0 == __tts_cb_utt_completed(uid, uttid)) {
+                               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts utterance completed : uid(%d) uttid(%d)", uid, uttid);
+                       }
+               } /* TTS_SIGNAL_UTTERANCE_STARTED */
+
+               else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_SET_STATE)) {
+                       int uid = 0;
+                       int state = 0;
+
+                       dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &state, DBUS_TYPE_INVALID);
+                       if (dbus_error_is_set(&err)) {
+                               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Get arguments error (%s)", err.message);
+                               dbus_error_free(&err);
+                       }
+
+                       if (0 == __tts_cb_set_state(uid, state)) {
+                               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts state changed : uid(%d) state(%d)", uid, state);
+                       }
+               } /* TTSD_SIGNAL_SET_STATE */
+
+               else if (dbus_message_is_signal(msg, if_name, TTSD_METHOD_ERROR)) {
+                       int uid;
+                       int uttid;
+                       int reason;
+                       char* err_msg;
+
+                       dbus_message_get_args(msg, &err,
+                               DBUS_TYPE_INT32, &uid,
+                               DBUS_TYPE_INT32, &uttid,
+                               DBUS_TYPE_INT32, &reason,
+                               DBUS_TYPE_STRING, &err_msg,
+                               DBUS_TYPE_INVALID);
+
+                       if (dbus_error_is_set(&err)) {
+                               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Get Error message - Get arguments error (%s)", err.message);
+                               dbus_error_free(&err);
+                       } else {
+                               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Get Error message : uid(%d), error(%d), uttid(%d), err_msg(%s)", uid, reason, uttid, (NULL == err_msg) ? "NULL" : err_msg);
+                               __tts_cb_error(uid, reason, uttid, err_msg);
+
+                       }
+               } /* TTSD_SIGNAL_ERROR */
+
+               else if (dbus_message_is_signal(msg, "org.freedesktop.DBus", "NameOwnerChanged")) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "@@@ Owner Changed");
+
+                       __tts_dbus_remove_match(TTS_MODE_DEFAULT);
+                       __tts_dbus_remove_match(TTS_MODE_NOTIFICATION);
+                       __tts_dbus_remove_match(TTS_MODE_SCREEN_READER);
+                       __tts_dbus_remove_match(TTS_MODE_INTERRUPT);
+
+                       __tts_cb_error(-1, TTS_ERROR_SERVICE_RESET, -1, "Daemon Reset");
+                       SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+                       SLOG(LOG_DEBUG, TAG_TTSC, " ");
+               } /* NameOwnerChanged */
+
+               else {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "Message is NOT valid");
+                       dbus_message_unref(msg);
+                       break;
+               }
 
+               /* free the message */
+               dbus_message_unref(msg);
+       }
        return ECORE_CALLBACK_PASS_ON;
 }
 
+static void __tts_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;
+       }
+}
+
 int tts_dbus_open_connection()
 {
        if (NULL != g_conn_sender && NULL != g_conn_listener) {
@@ -147,7 +275,7 @@ int tts_dbus_open_connection()
 
        DBusError err;
 
-       /* initialise the error value */
+       /* initialize the error value */
        dbus_error_init(&err);
 
        /* connect to the DBUS system bus, and check for errors */
@@ -172,11 +300,24 @@ int tts_dbus_open_connection()
 
        if (NULL == g_conn_listener) {
                SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] fail to get dbus connection for listener");
+               __tts_dbus_connection_free();
                return TTS_ERROR_OPERATION_FAILED;
        }
 
+       dbus_connection_set_exit_on_disconnect(g_conn_listener, false);
+
+       /* register our name on the bus, and check for errors */
+       dbus_bus_request_name(g_conn_listener, TTS_CLIENT_SERVICE_NAME, DBUS_NAME_FLAG_REPLACE_EXISTING , &err);
+
+       if (dbus_error_is_set(&err)) {
+               //LCOV_EXCL_START
+               SLOG(LOG_ERROR, TAG_TTSC, "Name Error (%s)", err.message);
+               dbus_error_free(&err);
+               //LCOV_EXCL_STOP
+       }
+
        char rule[128] = {0, };
-       snprintf(rule, 128, "type='signal',interface='%s'", TTS_CLIENT_SERVICE_INTERFACE);
+       snprintf(rule, 128, "type='signal',interface='%s%d'", TTS_CLIENT_SERVICE_INTERFACE, getpid());
 
        /* add a rule for which messages we want to see */
        dbus_bus_add_match(g_conn_listener, rule, &err);
@@ -185,6 +326,7 @@ int tts_dbus_open_connection()
        int fd = 0;
        if (true != dbus_connection_get_unix_fd(g_conn_listener, &fd)) {
                SLOG(LOG_ERROR, TAG_TTSC, "Fail to get fd from dbus");
+               __tts_dbus_connection_free();
                return TTS_ERROR_OPERATION_FAILED;
        } else {
                SLOG(LOG_DEBUG, TAG_TTSC, "Get fd from dbus : %d", fd);
@@ -193,6 +335,7 @@ int tts_dbus_open_connection()
        g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, NULL, NULL, NULL);
        if (NULL == g_dbus_fd_handler) {
                SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to get fd handler from ecore");
+               __tts_dbus_connection_free();
                return TTS_ERROR_OPERATION_FAILED;
        }
 
@@ -209,20 +352,25 @@ int tts_dbus_close_connection()
                g_dbus_fd_handler = NULL;
        }
 
-       dbus_connection_close(g_conn_sender);
-       dbus_connection_close(g_conn_listener);
-
-       dbus_connection_unref(g_conn_sender);
-       dbus_connection_unref(g_conn_listener);
-
-       g_conn_sender = NULL;
-       g_conn_listener = NULL;
+       __tts_dbus_connection_free();
 
        return 0;
 }
 
 int tts_dbus_reconnect()
 {
+       if (!g_conn_sender || !g_conn_listener) {
+               tts_dbus_close_connection();
+
+               if (0 != tts_dbus_open_connection()) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to reconnect");
+                       return -1;
+               }
+
+               SLOG(LOG_DEBUG, TAG_TTSC, "[DBUS] Reconnect");
+               return 0;
+       }
+
        bool sender_connected = dbus_connection_get_is_connected(g_conn_sender);
        bool listener_connected = dbus_connection_get_is_connected(g_conn_listener);
        SLOG(LOG_DEBUG, TAG_TTSC, "[DBUS] Sender(%s) Listener(%s)",
@@ -261,21 +409,27 @@ DBusMessage* __tts_dbus_make_message(int uid, const char* method)
 
        if (TTS_MODE_DEFAULT == client->mode) {
                msg = dbus_message_new_method_call(
-                       TTS_SERVER_SERVICE_NAME, 
-                       TTS_SERVER_SERVICE_OBJECT_PATH, 
-                       TTS_SERVER_SERVICE_INTERFACE, 
+                       TTS_SERVER_SERVICE_NAME,
+                       TTS_SERVER_SERVICE_OBJECT_PATH,
+                       TTS_SERVER_SERVICE_INTERFACE,
                        method);
        } else if (TTS_MODE_NOTIFICATION == client->mode) {
                msg = dbus_message_new_method_call(
-                       TTS_NOTI_SERVER_SERVICE_NAME, 
-                       TTS_NOTI_SERVER_SERVICE_OBJECT_PATH, 
-                       TTS_NOTI_SERVER_SERVICE_INTERFACE, 
+                       TTS_NOTI_SERVER_SERVICE_NAME,
+                       TTS_NOTI_SERVER_SERVICE_OBJECT_PATH,
+                       TTS_NOTI_SERVER_SERVICE_INTERFACE,
                        method);
        } else if (TTS_MODE_SCREEN_READER == client->mode) {
                msg = dbus_message_new_method_call(
-                       TTS_SR_SERVER_SERVICE_NAME, 
-                       TTS_SR_SERVER_SERVICE_OBJECT_PATH, 
-                       TTS_SR_SERVER_SERVICE_INTERFACE, 
+                       TTS_SR_SERVER_SERVICE_NAME,
+                       TTS_SR_SERVER_SERVICE_OBJECT_PATH,
+                       TTS_SR_SERVER_SERVICE_INTERFACE,
+                       method);
+       } else if (TTS_MODE_INTERRUPT == client->mode) {
+               msg = dbus_message_new_method_call(
+                       TTS_INTERRUPT_SERVER_SERVICE_NAME,
+                       TTS_INTERRUPT_SERVER_SERVICE_OBJECT_PATH,
+                       TTS_INTERRUPT_SERVER_SERVICE_INTERFACE,
                        method);
        } else {
                SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Input mode is not available");
@@ -294,7 +448,48 @@ int tts_dbus_request_hello(int uid)
        msg = __tts_dbus_make_message(uid, TTS_METHOD_HELLO);
 
        if (dbus_error_is_set(&err)) {
-               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts dbus log : %s", err);
+//             SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts dbus log : %s", err);
+               dbus_error_free(&err);
+       }
+
+       if (NULL == msg) {
+               SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts hello : Fail to make message");
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       int pid = getpid();
+       if (true != dbus_message_append_args(msg, DBUS_TYPE_INT32, &pid, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID)) {
+               dbus_message_unref(msg);
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
+
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       dbus_message_set_no_reply(msg, TRUE);
+
+       if (1 != dbus_connection_send(g_conn_sender, msg, NULL)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "[Dbus ERROR] Fail to Send"); //LCOV_EXCL_LINE
+               dbus_message_unref(msg);
+               return TTS_ERROR_OPERATION_FAILED;
+       } else {
+               SLOG(LOG_INFO, TAG_TTSC, "[Dbus DEBUG] Success to Send");
+               dbus_connection_flush(g_conn_sender);
+       }
+
+       dbus_message_unref(msg);
+       return 0;
+}
+
+int tts_dbus_request_hello_sync(int uid)
+{
+       DBusError err;
+       dbus_error_init(&err);
+       DBusMessage* msg;
+
+       msg = __tts_dbus_make_message(uid, TTS_METHOD_HELLO_SYNC);
+
+       if (dbus_error_is_set(&err)) {
+//             SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts dbus log : %s", err);
                dbus_error_free(&err);
        }
 
@@ -309,14 +504,14 @@ int tts_dbus_request_hello(int uid)
        result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, HELLO_WAITING_TIME, &err);
        dbus_message_unref(msg);
        if (dbus_error_is_set(&err)) {
-               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts dbus log : %s", err);
+               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts dbus log : %s", err.message);
                dbus_error_free(&err);
        }
 
        if (NULL != result_msg) {
                dbus_message_unref(result_msg);
 
-               SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts hello");
+//             SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts hello");
                result = 0;
        } else {
                result = TTS_ERROR_TIMED_OUT;
@@ -325,7 +520,7 @@ int tts_dbus_request_hello(int uid)
        return result;
 }
 
-int tts_dbus_request_initialize(int uid)
+int tts_dbus_request_initialize(int uid, bool* credential_needed)
 {
        DBusMessage* msg;
        DBusError err;
@@ -358,9 +553,11 @@ int tts_dbus_request_initialize(int uid)
                dbus_error_free(&err);
        }
 
+       int temp = 0;
        if (NULL != result_msg) {
                dbus_message_get_args(result_msg, &err,
                                  DBUS_TYPE_INT32, &result,
+                                 DBUS_TYPE_INT32, &temp,
                                  DBUS_TYPE_INVALID);
 
                if (dbus_error_is_set(&err)) {
@@ -372,7 +569,37 @@ int tts_dbus_request_initialize(int uid)
                dbus_message_unref(result_msg);
 
                if (0 == result) {
-                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts initialize : result = %d", result);
+                       *credential_needed = (bool)temp;
+                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts initialize : result = %d, credential_needed(%d)", result, *credential_needed);
+
+                       /* add a rule for daemon error */
+                       char rule_err[256] = {0, };
+                       tts_client_s* client = tts_client_get_by_uid(uid);
+                       if (NULL == client) {
+                               SLOG(LOG_ERROR, TAG_TTSC, "Fail to get TTS client");
+                               return TTS_ERROR_OPERATION_FAILED;
+                       }
+
+                       if (TTS_ERROR_SERVICE_RESET != client->reason) {
+                               if (TTS_MODE_DEFAULT == client->mode) {
+                                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SERVER_SERVICE_INTERFACE);
+                               } else if (TTS_MODE_NOTIFICATION == client->mode) {
+                                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_NOTI_SERVER_SERVICE_INTERFACE);
+                               } else if (TTS_MODE_SCREEN_READER == client->mode) {
+                                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SR_SERVER_SERVICE_INTERFACE);
+                               } else if (TTS_MODE_INTERRUPT == client->mode) {
+                                       snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_INTERRUPT_SERVER_SERVICE_INTERFACE);
+                               }
+                               dbus_bus_add_match(g_conn_listener, rule_err, &err);
+                               dbus_connection_flush(g_conn_listener);
+
+                               if (dbus_error_is_set(&err)) {
+                                       SLOG(LOG_ERROR, TAG_TTSC, "Match Error (%s)", err.message);
+                                       dbus_error_free(&err);
+                                       return TTS_ERROR_OPERATION_FAILED;
+                               }
+                               client->reason = 0; // default value
+                       }
                } else {
                        SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts initialize : result = %d", result);
                }
@@ -392,6 +619,30 @@ int tts_dbus_request_finalize(int uid)
        DBusError err;
        dbus_error_init(&err);
 
+       /* remove a rule for daemon error */
+       char rule_err[256] = {0, };
+       tts_client_s* client = tts_client_get_by_uid(uid);
+       if (NULL == client) {
+               SLOG(LOG_ERROR, TAG_TTSC, "Fail to get TTS client");
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       if (TTS_MODE_DEFAULT == client->mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SERVER_SERVICE_INTERFACE);
+       } else if (TTS_MODE_NOTIFICATION == client->mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_NOTI_SERVER_SERVICE_INTERFACE);
+       } else if (TTS_MODE_SCREEN_READER == client->mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_SR_SERVER_SERVICE_INTERFACE);
+       } else if (TTS_MODE_INTERRUPT == client->mode) {
+               snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", TTS_INTERRUPT_SERVER_SERVICE_INTERFACE);
+       }
+       dbus_bus_remove_match(g_conn_listener, rule_err, &err);
+       dbus_connection_flush(g_conn_listener);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "Match Error (%s)", err.message);
+               dbus_error_free(&err);
+       }
+
        msg = __tts_dbus_make_message(uid, TTS_METHOD_FINALIZE);
 
        if (NULL == msg) {
@@ -443,7 +694,7 @@ int tts_dbus_request_finalize(int uid)
        return result;
 }
 
-int tts_dbus_request_add_text(int uid, const char* text, const char* lang, int vctype, int speed, int uttid)
+int tts_dbus_request_add_text(int uid, const char* text, const char* lang, int vctype, int speed, int uttid, const char* credential)
 {
        if (NULL == text || NULL == lang) {
                SLOG(LOG_ERROR, TAG_TTSC, "Input parameter is NULL");
@@ -460,8 +711,15 @@ int tts_dbus_request_add_text(int uid, const char* text, const char* lang, int v
                SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts add text : Fail to make message");
                return TTS_ERROR_OPERATION_FAILED;
        } else {
-               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts add text : uid(%d), text(%s), lang(%s), type(%d), speed(%d), id(%d)",
-                        uid, text, lang, vctype, speed, uttid);
+               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts add text : uid(%d), text(%s), lang(%s), type(%d), speed(%d), id(%d), credential(%s)",
+                        uid, text, lang, vctype, speed, uttid, (NULL == credential) ? "NULL" : credential);
+       }
+
+       char *temp = NULL;
+       if (NULL == credential) {
+               temp = strdup("NULL");
+       } else {
+               temp = strdup(credential);
        }
 
        if (true != dbus_message_append_args(msg,
@@ -471,10 +729,15 @@ int tts_dbus_request_add_text(int uid, const char* text, const char* lang, int v
                DBUS_TYPE_INT32, &vctype,
                DBUS_TYPE_INT32, &speed,
                DBUS_TYPE_INT32, &uttid,
+               DBUS_TYPE_STRING, &temp,
                DBUS_TYPE_INVALID)) {
                dbus_message_unref(msg);
                SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
 
+               if (NULL != temp) {
+                       free(temp);
+                       temp = NULL;
+               }
                return TTS_ERROR_OPERATION_FAILED;
        }
 
@@ -511,10 +774,152 @@ int tts_dbus_request_add_text(int uid, const char* text, const char* lang, int v
                result = TTS_ERROR_TIMED_OUT;
        }
 
+       if (NULL != temp) {
+               free(temp);
+               temp = NULL;
+       }
        return result;
 }
 
-int tts_dbus_request_play(int uid)
+int tts_dbus_request_set_private_data(int uid, const char* key, const char* data)
+{
+       if (NULL == key || NULL == data) {
+               SLOG(LOG_ERROR, TAG_TTSC, "Input parameter is NULL");
+               return TTS_ERROR_INVALID_PARAMETER;
+       }
+
+       DBusMessage* msg;
+       DBusError err;
+       dbus_error_init(&err);
+
+       msg = __tts_dbus_make_message(uid, TTS_METHOD_SET_PRIVATE_DATA);
+
+       if (NULL == msg) {
+               SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts set private data : Fail to make message");
+               return TTS_ERROR_OPERATION_FAILED;
+       } else {
+               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts set private data : uid(%d)", uid);
+       }
+
+       if (true != dbus_message_append_args(msg,
+               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_STRING, &key,
+               DBUS_TYPE_STRING, &data,
+               DBUS_TYPE_INVALID)) {
+               dbus_message_unref(msg);
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
+
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       DBusMessage* result_msg;
+       int result = TTS_ERROR_OPERATION_FAILED;
+
+       result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, WAITING_TIME, &err);
+       dbus_message_unref(msg);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Send error (%s)", err.message);
+               dbus_error_free(&err);
+       }
+
+       if (NULL != result_msg) {
+               dbus_message_get_args(result_msg, &err,
+                       DBUS_TYPE_INT32, &result,
+                       DBUS_TYPE_INVALID);
+
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts set private data : Get arguments error (%s)", err.message);
+                       dbus_error_free(&err);
+                       result = TTS_ERROR_OPERATION_FAILED;
+               }
+               dbus_message_unref(result_msg);
+
+               if (0 == result) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts set private data : result(%d)", result);
+               } else {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts set private data : result(%d)", result);
+               }
+       } else {
+               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Result message is NULL ");
+               tts_dbus_reconnect();
+               result = TTS_ERROR_TIMED_OUT;
+       }
+
+       return result;
+}
+
+int tts_dbus_request_get_private_data(int uid, const char* key, char** data)
+{
+       if (NULL == key || NULL == data) {
+               SLOG(LOG_ERROR, TAG_TTSC, "Input parameter is NULL");
+               return TTS_ERROR_INVALID_PARAMETER;
+       }
+
+       DBusMessage* msg;
+       DBusError err;
+       dbus_error_init(&err);
+
+       msg = __tts_dbus_make_message(uid, TTS_METHOD_GET_PRIVATE_DATA);
+
+       if (NULL == msg) {
+               SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts get private data : Fail to make message");
+               return TTS_ERROR_OPERATION_FAILED;
+       } else {
+               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts get private data : uid(%d)", uid);
+       }
+
+       if (true != dbus_message_append_args(msg,
+               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_STRING, &key,
+               DBUS_TYPE_INVALID)) {
+               dbus_message_unref(msg);
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
+
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       DBusMessage* result_msg;
+       int result = TTS_ERROR_OPERATION_FAILED;
+
+       result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, WAITING_TIME, &err);
+       dbus_message_unref(msg);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Send error (%s)", err.message);
+               dbus_error_free(&err);
+       }
+
+       char* temp = NULL;
+       if (NULL != result_msg) {
+               dbus_message_get_args(result_msg, &err,
+                       DBUS_TYPE_INT32, &result,
+                       DBUS_TYPE_STRING, &temp,
+                       DBUS_TYPE_INVALID);
+
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts get private data : Get arguments error (%s)", err.message);
+                       dbus_error_free(&err);
+                       result = TTS_ERROR_OPERATION_FAILED;
+               }
+               dbus_message_unref(result_msg);
+
+               if (0 == result) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts get private data : result(%d)", result);
+                       if (NULL != temp) {
+                               *data = strdup(temp);
+                       }
+               } else {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts get private data : result(%d)", result);
+               }
+       } else {
+               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Result message is NULL ");
+               tts_dbus_reconnect();
+               result = TTS_ERROR_TIMED_OUT;
+       }
+
+       return result;
+}
+
+int tts_dbus_request_play(int uid, const char* credential)
 {
        DBusMessage* msg;
        DBusError err;
@@ -529,10 +934,24 @@ int tts_dbus_request_play(int uid)
                SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts play : uid(%d)", uid);
        }
 
-       if (true != dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID)) {
+       char *temp = NULL;
+       if (NULL == credential) {
+               temp = strdup("NULL");
+       } else {
+               temp = strdup(credential);
+       }
+
+       if (true != dbus_message_append_args(msg,
+               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_STRING, &temp,
+               DBUS_TYPE_INVALID)) {
                dbus_message_unref(msg);
                SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
 
+               if (NULL != temp) {
+                       free(temp);
+                       temp = NULL;
+               }
                return TTS_ERROR_OPERATION_FAILED;
        }
 
@@ -569,6 +988,10 @@ int tts_dbus_request_play(int uid)
                result = TTS_ERROR_TIMED_OUT;
        }
 
+       if (NULL != temp) {
+               free(temp);
+               temp = NULL;
+       }
        return result;
 }
 
@@ -687,3 +1110,187 @@ int tts_dbus_request_pause(int uid)
 
        return result;
 }
+
+//LCOV_EXCL_START
+int tts_dbus_request_play_pcm(int uid)
+{
+       DBusMessage* msg;
+       DBusError err;
+       dbus_error_init(&err);
+
+       msg = __tts_dbus_make_message(uid, TTS_METHOD_PLAY_PCM);
+
+       if (NULL == msg) {
+               SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts play pcm : Fail to make message");
+               return TTS_ERROR_OPERATION_FAILED;
+       } else {
+               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts play pcm : uid(%d)", uid);
+       }
+
+       if (true != dbus_message_append_args(msg,
+               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_INVALID)) {
+               dbus_message_unref(msg);
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       DBusMessage* result_msg;
+       int result = TTS_ERROR_OPERATION_FAILED;
+
+       result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, WAITING_TIME, &err);
+       dbus_message_unref(msg);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Send error (%s)", err.message);
+               dbus_error_free(&err);
+       }
+
+       if (NULL != result_msg) {
+               dbus_message_get_args(result_msg, &err,
+                       DBUS_TYPE_INT32, &result,
+                       DBUS_TYPE_INVALID);
+
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts play pcm : Get arguments error (%s)", err.message);
+                       dbus_error_free(&err);
+                       result = TTS_ERROR_OPERATION_FAILED;
+               }
+               dbus_message_unref(result_msg);
+
+               if (0 == result) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts play pcm : result(%d)", result);
+               } else {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts play pcm : result(%d)", result);
+               }
+       } else {
+               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Result message is NULL ");
+               tts_dbus_reconnect();
+               result = TTS_ERROR_TIMED_OUT;
+       }
+
+       return result;
+}
+
+int tts_dbus_request_stop_pcm(int uid)
+{
+       DBusMessage* msg;
+       DBusError err;
+       dbus_error_init(&err);
+
+       msg = __tts_dbus_make_message(uid, TTS_METHOD_STOP_PCM);
+
+       if (NULL == msg) {
+               SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts stop pcm : Fail to make message");
+               return TTS_ERROR_OPERATION_FAILED;
+       } else {
+               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts stop pcm : uid(%d)", uid);
+       }
+
+       if (true != dbus_message_append_args(msg,
+               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_INVALID)) {
+               dbus_message_unref(msg);
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       DBusMessage* result_msg;
+       int result = TTS_ERROR_OPERATION_FAILED;
+
+       result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, WAITING_TIME, &err);
+       dbus_message_unref(msg);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Send error (%s)", err.message);
+               dbus_error_free(&err);
+       }
+
+       if (NULL != result_msg) {
+               dbus_message_get_args(result_msg, &err,
+                       DBUS_TYPE_INT32, &result,
+                       DBUS_TYPE_INVALID);
+
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts stop pcm : Get arguments error (%s)", err.message);
+                       dbus_error_free(&err);
+                       result = TTS_ERROR_OPERATION_FAILED;
+               }
+               dbus_message_unref(result_msg);
+
+               if (0 == result) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts stop pcm : result(%d)", result);
+               } else {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts stop pcm : result(%d)", result);
+               }
+       } else {
+               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Result message is NULL ");
+               tts_dbus_reconnect();
+               result = TTS_ERROR_TIMED_OUT;
+       }
+
+       return result;
+}
+
+int tts_dbus_request_add_pcm(int uid, int event, const char* data, int data_size, int audio_type, int rate)
+{
+       DBusMessage* msg;
+       DBusError err;
+       dbus_error_init(&err);
+
+       msg = __tts_dbus_make_message(uid, TTS_METHOD_ADD_PCM);
+
+       if (NULL == msg) {
+               SLOG(LOG_ERROR, TAG_TTSC, ">>>> Request tts add pcm : Fail to make message");
+               return TTS_ERROR_OPERATION_FAILED;
+       } else {
+               SLOG(LOG_DEBUG, TAG_TTSC, ">>>> Request tts add pcm : uid(%d)", uid);
+       }
+
+       if (true != dbus_message_append_args(msg,
+               DBUS_TYPE_INT32, &uid,
+               DBUS_TYPE_INT32, &event,
+               DBUS_TYPE_INT32, &audio_type,
+               DBUS_TYPE_INT32, &rate,
+               DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE,
+               &data, data_size,
+               DBUS_TYPE_INVALID)) {
+               dbus_message_unref(msg);
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to append args");
+               return TTS_ERROR_OPERATION_FAILED;
+       }
+
+       DBusMessage* result_msg;
+       int result = TTS_ERROR_OPERATION_FAILED;
+
+       result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, WAITING_TIME, &err);
+       dbus_message_unref(msg);
+       if (dbus_error_is_set(&err)) {
+               SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Send error (%s)", err.message);
+               dbus_error_free(&err);
+       }
+
+       if (NULL != result_msg) {
+               dbus_message_get_args(result_msg, &err,
+                       DBUS_TYPE_INT32, &result,
+                       DBUS_TYPE_INVALID);
+
+               if (dbus_error_is_set(&err)) {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts add pcm : Get arguments error (%s)", err.message);
+                       dbus_error_free(&err);
+                       result = TTS_ERROR_OPERATION_FAILED;
+               }
+               dbus_message_unref(result_msg);
+
+               if (0 == result) {
+                       SLOG(LOG_DEBUG, TAG_TTSC, "<<<< tts add pcm : result(%d)", result);
+               } else {
+                       SLOG(LOG_ERROR, TAG_TTSC, "<<<< tts add pcm : result(%d)", result);
+               }
+       } else {
+               SLOG(LOG_ERROR, TAG_TTSC, "<<<< Result message is NULL ");
+               tts_dbus_reconnect();
+               result = TTS_ERROR_TIMED_OUT;
+       }
+
+       return result;
+}
+// LCOV_EXCL_STOP