client/stt_dbus.c

   1 /*
   2 *  Copyright (c) 2011-2016 Samsung Electronics Co., Ltd All Rights Reserved
   3 *  Licensed under the Apache License, Version 2.0 (the "License");
   4 *  you may not use this file except in compliance with the License.
   5 *  You may obtain a copy of the License at
   6 *  http://www.apache.org/licenses/LICENSE-2.0
   7 *  Unless required by applicable law or agreed to in writing, software
   8 *  distributed under the License is distributed on an "AS IS" BASIS,
   9 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10 *  See the License for the specific language governing permissions and
  11 *  limitations under the License.
  12 */
  13
  14
  15 #include "stt_main.h"
  16 #include "stt_dbus.h"
  17 #include "stt_defs.h"
  18
  19 #include "stt_client.h"
  20
  21 #include <vconf/vconf.h>
  22 #include <buxton2.h>
  23
  24 static int g_waiting_time = 3000;
  25 static int g_waiting_short_time = 500;
  26
  27 static char* g_server_service_name = NULL;
  28 static char* g_server_service_object = NULL;
  29 static char* g_server_service_interface = NULL;
  30
  31 static Ecore_Fd_Handler* g_fd_handler = NULL;
  32
  33 static DBusConnection* g_conn_sender = NULL;
  34 static DBusConnection* g_conn_listener = NULL;
  35
  36 void __stt_dbus_service_free();
  37
  38 extern int __stt_cb_error(int uid, int reason, char* err_msg);
  39
  40 extern int __stt_cb_result(int uid, int event, char** data, int data_count, const char* msg);
  41
  42 extern int __stt_cb_set_state(int uid, int state);
  43
  44 extern int __stt_cb_set_volume(int uid, float volume);
  45
  46 extern int __stt_cb_speech_status(int uid, int status);
  47
  48 char* __stt_get_service_name(char* engine_id)
  49 {
  50         char* service_name = NULL;
  51         const char* engine_default = NULL;
  52
  53         struct buxton_client * bux_cli;
  54         struct buxton_layer * bux_layer;
  55         struct buxton_value * bux_val;
  56
  57         int ret = buxton_open(&bux_cli, NULL, NULL);
  58         if (0 != ret) {
  59                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to open buxton client, ret(%d)", ret);
  60                 return NULL;
  61         }
  62         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS-BUXTON2] buxton_open: %d", ret);
  63         bux_layer = buxton_create_layer("system");
  64         if (NULL == bux_layer) {
  65                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] buxton_create_layer FAIL");
  66                 buxton_close(bux_cli);
  67                 bux_cli = NULL;
  68                 return NULL;
  69         }
  70
  71         bux_val = buxton_value_create_string("stt-engine-default");
  72         if (NULL == bux_val) {
  73                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] buxton_value_create_string FAIL");
  74                 buxton_free_layer(bux_layer);
  75                 buxton_close(bux_cli);
  76                 bux_layer = NULL;
  77                 bux_cli = NULL;
  78                 return NULL;
  79         }
  80
  81         ret = buxton_get_value_sync(bux_cli, bux_layer, STT_ENGINE_DB_DEFAULT, &bux_val);
  82         if (0 != ret) {
  83                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to get value sync, ret(%d)", ret);
  84                 buxton_value_free(bux_val);
  85                 buxton_free_layer(bux_layer);
  86                 buxton_close(bux_cli);
  87
  88                 bux_cli = NULL;
  89                 bux_layer = NULL;
  90                 bux_val = NULL;
  91                 return NULL;
  92         }
  93         ret = buxton_value_get_string(bux_val, &engine_default);
  94         if (0 != ret) {
  95                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to get value string, ret(%d)", ret);
  96                 buxton_value_free(bux_val);
  97                 buxton_free_layer(bux_layer);
  98                 buxton_close(bux_cli);
  99
 100                 bux_cli = NULL;
 101                 bux_layer = NULL;
 102                 bux_val = NULL;
 103                 return NULL;
 104         }
 105         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 106
 107
 108         if (NULL == engine_id || NULL == engine_default || 0 == strncmp(engine_id, engine_default, strlen(engine_id))) {
 109                 service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + 1, sizeof(char));
 110                 if (NULL == service_name) {
 111                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Memory allocation Failed!!");
 112                         buxton_value_free(bux_val);
 113                         buxton_free_layer(bux_layer);
 114                         buxton_close(bux_cli);
 115
 116                         bux_cli = NULL;
 117                         bux_layer = NULL;
 118                         bux_val = NULL;
 119                         return NULL;
 120                 }
 121                 snprintf(service_name, strlen(STT_SERVER_SERVICE_NAME) + 1, "%s", STT_SERVER_SERVICE_NAME);
 122         } else {
 123                 service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_id) - 8, sizeof(char));
 124                 if (NULL == service_name) {
 125                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Memory allocation Failed!!");
 126                         buxton_value_free(bux_val);
 127                         buxton_free_layer(bux_layer);
 128                         buxton_close(bux_cli);
 129
 130                         bux_cli = NULL;
 131                         bux_layer = NULL;
 132                         bux_val = NULL;
 133                         return NULL;
 134                 }
 135                 snprintf(service_name, strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_id) - 8, "%s%s%s", STT_SERVER_SERVICE_NAME, ".", (engine_id + 10));
 136         }
 137
 138         buxton_value_free(bux_val);
 139         buxton_free_layer(bux_layer);
 140         buxton_close(bux_cli);
 141
 142         bux_cli = NULL;
 143         bux_layer = NULL;
 144         bux_val = NULL;
 145
 146         SLOG(LOG_DEBUG, TAG_STTC, "[get_service_name] FINISH!! service name: %s", service_name);
 147
 148         return service_name;
 149 }
 150
 151 char* __stt_get_service_object(char* engine_id)
 152 {
 153         char* service_object = NULL;
 154         const char* engine_default = NULL;
 155
 156         struct buxton_client * bux_cli;
 157         struct buxton_layer * bux_layer;
 158         struct buxton_value * bux_val;
 159
 160         int ret = buxton_open(&bux_cli, NULL, NULL);
 161         if (0 != ret) {
 162                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to open buxton client, ret(%d)", ret);
 163                 return NULL;
 164         }
 165         bux_layer = buxton_create_layer("system");
 166         if (NULL == bux_layer) {
 167                 SLOG(LOG_DEBUG, TAG_STTC, "[DBUS-BUXTON2] buxton_create_layer FAIL");
 168                 buxton_close(bux_cli);
 169                 bux_cli = NULL;
 170                 return NULL;
 171         }
 172
 173         bux_val = buxton_value_create_string("stt-engine-default");
 174         if (NULL == bux_val) {
 175                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] buxton_value_create_string FAIL");
 176                 buxton_free_layer(bux_layer);
 177                 buxton_close(bux_cli);
 178                 bux_layer = NULL;
 179                 bux_cli = NULL;
 180                 return NULL;
 181         }
 182
 183         ret = buxton_get_value_sync(bux_cli, bux_layer, STT_ENGINE_DB_DEFAULT, &bux_val);
 184         if (0 != ret) {
 185                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to get value sync, ret(%d)", ret);
 186                 buxton_value_free(bux_val);
 187                 buxton_free_layer(bux_layer);
 188                 buxton_close(bux_cli);
 189
 190                 bux_cli = NULL;
 191                 bux_layer = NULL;
 192                 bux_val = NULL;
 193                 return NULL;
 194         }
 195         ret = buxton_value_get_string(bux_val, &engine_default);
 196         if (0 != ret) {
 197                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to get string, ret(%d)", ret);
 198                 buxton_value_free(bux_val);
 199                 buxton_free_layer(bux_layer);
 200                 buxton_close(bux_cli);
 201
 202                 bux_cli = NULL;
 203                 bux_layer = NULL;
 204                 bux_val = NULL;
 205                 return NULL;
 206         }
 207         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 208
 209         if (NULL == engine_id || NULL == engine_default || 0 == strncmp(engine_id, engine_default, strlen(engine_id))) {
 210                 service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
 211                 if (NULL == service_object) {
 212                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Memory allocation Failed!!");
 213                         buxton_value_free(bux_val);
 214                         buxton_free_layer(bux_layer);
 215                         buxton_close(bux_cli);
 216
 217                         bux_cli = NULL;
 218                         bux_layer = NULL;
 219                         bux_val = NULL;
 220                         return NULL;
 221                 }
 222                 snprintf(service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", STT_SERVER_SERVICE_OBJECT_PATH);
 223         } else {
 224                 service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_id) - 8, sizeof(char));
 225                 if (NULL == service_object) {
 226                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Memory allocation Failed!!");
 227                         buxton_value_free(bux_val);
 228                         buxton_free_layer(bux_layer);
 229                         buxton_close(bux_cli);
 230
 231                         bux_cli = NULL;
 232                         bux_layer = NULL;
 233                         bux_val = NULL;
 234                         return NULL;
 235                 }
 236                 snprintf(service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_id) - 8, "%s%s%s", STT_SERVER_SERVICE_OBJECT_PATH, "/", (engine_id + 10));
 237         }
 238
 239         buxton_value_free(bux_val);
 240         buxton_free_layer(bux_layer);
 241         buxton_close(bux_cli);
 242
 243         bux_cli = NULL;
 244         bux_layer = NULL;
 245         bux_val = NULL;
 246
 247         SLOG(LOG_DEBUG, TAG_STTC, "[get_service_object] FINISH!! service object: %s", service_object);
 248
 249         return service_object;
 250 }
 251
 252 char* __stt_get_service_interface(char* engine_id)
 253 {
 254         char* service_interface = NULL;
 255         const char* engine_default = NULL;
 256
 257         struct buxton_client * bux_cli;
 258         struct buxton_layer * bux_layer;
 259         struct buxton_value * bux_val;
 260
 261         int ret = buxton_open(&bux_cli, NULL, NULL);
 262         if (0 != ret) {
 263                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to open buxton client, ret(%d)", ret);
 264                 return NULL;
 265         }
 266         bux_layer = buxton_create_layer("system");
 267         if (NULL == bux_layer) {
 268                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] buxton_create_layer FAIL");
 269                 buxton_close(bux_cli);
 270                 bux_cli = NULL;
 271                 return NULL;
 272         }
 273
 274         bux_val = buxton_value_create_string("stt-engine-default");
 275         if (NULL == bux_val) {
 276                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] buxton_value_create_string FAIL");
 277                 buxton_free_layer(bux_layer);
 278                 buxton_close(bux_cli);
 279                 bux_layer = NULL;
 280                 bux_cli = NULL;
 281                 return NULL;
 282         }
 283
 284         ret = buxton_get_value_sync(bux_cli, bux_layer, STT_ENGINE_DB_DEFAULT, &bux_val);
 285         if (0 != ret) {
 286                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to get value sync, ret(%d)", ret);
 287                 buxton_value_free(bux_val);
 288                 buxton_free_layer(bux_layer);
 289                 buxton_close(bux_cli);
 290
 291                 bux_cli = NULL;
 292                 bux_layer = NULL;
 293                 bux_val = NULL;
 294                 return NULL;
 295         }
 296         ret = buxton_value_get_string(bux_val, &engine_default);
 297         if (0 != ret) {
 298                 SLOG(LOG_ERROR, TAG_STTC, "[DBUS-BUXTON2] Fail to get string, ret(%d)", ret);
 299                 buxton_value_free(bux_val);
 300                 buxton_free_layer(bux_layer);
 301                 buxton_close(bux_cli);
 302
 303                 bux_cli = NULL;
 304                 bux_layer = NULL;
 305                 bux_val = NULL;
 306                 return NULL;
 307         }
 308         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 309
 310         if (NULL == engine_id || NULL == engine_default || 0 == strncmp(engine_id, engine_default, strlen(engine_id))) {
 311                 service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
 312                 if (NULL == service_interface) {
 313                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Memory allocation Failed!!");
 314                         buxton_value_free(bux_val);
 315                         buxton_free_layer(bux_layer);
 316                         buxton_close(bux_cli);
 317
 318                         bux_cli = NULL;
 319                         bux_layer = NULL;
 320                         bux_val = NULL;
 321                         return NULL;
 322                 }
 323                 snprintf(service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + 1, "%s", STT_SERVER_SERVICE_INTERFACE);
 324         } else {
 325                 service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_id) - 8, sizeof(char));
 326                 if (NULL == service_interface) {
 327                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Memory allocation Failed!!");
 328                         buxton_value_free(bux_val);
 329                         buxton_free_layer(bux_layer);
 330                         buxton_close(bux_cli);
 331
 332                         bux_cli = NULL;
 333                         bux_layer = NULL;
 334                         bux_val = NULL;
 335                         return NULL;
 336                 }
 337                 snprintf(service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_id) - 8, "%s%s%s", STT_SERVER_SERVICE_INTERFACE, ".", (engine_id + 10));
 338         }
 339
 340         char* ret_char = strchr(service_interface, '-');
 341         while (NULL != ret_char) {
 342                 ret_char[0] = '_';
 343                 ret_char = strchr(service_interface, '-');
 344         }
 345
 346         buxton_value_free(bux_val);
 347         buxton_free_layer(bux_layer);
 348         ret = buxton_close(bux_cli);
 349
 350         bux_cli = NULL;
 351         bux_layer = NULL;
 352         bux_val = NULL;
 353
 354         SLOG(LOG_DEBUG, TAG_STTC, "[get_service_interface] FINISH!! service interface: %s", service_interface);
 355
 356         return service_interface;
 357 }
 358
 359
 360 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
 361 {
 362         if (NULL == g_conn_listener)    return ECORE_CALLBACK_RENEW;
 363
 364         dbus_connection_read_write_dispatch(g_conn_listener, 50);
 365
 366         while (1) {
 367                 DBusMessage* msg = NULL;
 368                 msg = dbus_connection_pop_message(g_conn_listener);
 369
 370                 if (true != dbus_connection_get_is_connected(g_conn_listener)) {
 371                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Connection is disconnected");
 372                         break;
 373                 }
 374
 375                 /* loop again if we haven't read a message */
 376                 if (NULL == msg) {
 377                         break;
 378                 }
 379
 380                 SLOG(LOG_DEBUG, TAG_STTC, "[DEBUG] Message is arrived");
 381
 382                 DBusError err;
 383                 dbus_error_init(&err);
 384
 385                 DBusMessage *reply = NULL;
 386
 387                 char if_name[64];
 388                 snprintf(if_name, 64, "%s%d", STT_CLIENT_SERVICE_INTERFACE, getpid());
 389
 390                 if (dbus_message_is_method_call(msg, if_name, STTD_METHOD_HELLO)) {
 391                         SLOG(LOG_DEBUG, TAG_STTC, "===== Get Hello");
 392                         int uid = 0;
 393                         int response = -1;
 394
 395                         dbus_message_get_args(msg, &err, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
 396                         if (dbus_error_is_set(&err)) {
 397                                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Get arguments error (%s)", err.message);
 398                                 dbus_error_free(&err);
 399                         }
 400
 401                         if (uid > 0) {
 402                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt get hello : uid(%d)", uid);
 403
 404                                 /* check uid */
 405                                 stt_client_s* client = stt_client_get_by_uid(uid);
 406                                 if (NULL != client)
 407                                         response = 1;
 408                                 else
 409                                         response = 0;
 410                         } else {
 411                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt get hello : invalid uid");
 412                         }
 413
 414                         reply = dbus_message_new_method_return(msg);
 415
 416                         if (NULL != reply) {
 417                                 dbus_message_append_args(reply, DBUS_TYPE_INT32, &response, DBUS_TYPE_INVALID);
 418
 419                                 if (!dbus_connection_send(g_conn_listener, reply, NULL))
 420                                         SLOG(LOG_ERROR, TAG_STTC, ">>>> stt get hello : fail to send reply");
 421                                 else
 422                                         SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt get hello : result(%d)", response);
 423
 424                                 dbus_connection_flush(g_conn_listener);
 425                                 dbus_message_unref(reply);
 426                         } else {
 427                                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt get hello : fail to create reply message");
 428                         }
 429
 430                         SLOG(LOG_DEBUG, TAG_STTC, "=====");
 431                         SLOG(LOG_DEBUG, TAG_STTC, " ");
 432                 } /* STTD_METHOD_HELLO */
 433
 434                 else if (dbus_message_is_signal(msg, if_name, STTD_METHOD_SET_STATE)) {
 435                         SLOG(LOG_DEBUG, TAG_STTC, "===== Set State");
 436                         int uid = 0;
 437                         int state = -1;
 438
 439                         dbus_message_get_args(msg, &err,
 440                                 DBUS_TYPE_INT32, &uid,
 441                                 DBUS_TYPE_INT32, &state,
 442                                 DBUS_TYPE_INVALID);
 443
 444                         if (dbus_error_is_set(&err)) {
 445                                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Get arguments error (%s)", err.message);
 446                                 dbus_error_free(&err);
 447                         }
 448
 449                         if (uid > 0 && state >= 0) {
 450                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt set state : uid(%d), state(%d)", uid, state);
 451                                 __stt_cb_set_state(uid, state);
 452                         } else {
 453                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt set state : invalid uid or state");
 454                         }
 455
 456                         SLOG(LOG_DEBUG, TAG_STTC, "=====");
 457                         SLOG(LOG_DEBUG, TAG_STTC, " ");
 458                 } /* STTD_METHOD_SET_STATE */
 459
 460                 else if (dbus_message_is_signal(msg, if_name, STTD_METHOD_SET_VOLUME)) {
 461                         SLOG(LOG_DEBUG, TAG_STTC, "===== Set volume : signal");
 462                         int uid = 0;
 463                         float volume = 0;
 464
 465                         dbus_message_get_args(msg, &err,
 466                                 DBUS_TYPE_INT32, &uid,
 467                                 DBUS_TYPE_INT32, &volume,
 468                                 DBUS_TYPE_INVALID);
 469
 470                         if (dbus_error_is_set(&err)) {
 471                                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Get arguments error (%s)", err.message);
 472                                 dbus_error_free(&err);
 473                         }
 474
 475                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt set volume : uid(%d), volume(%f)", uid, volume);
 476                         __stt_cb_set_volume(uid, volume);
 477
 478                         /* SLOG(LOG_DEBUG, TAG_STTC, "====="); */
 479                         /* SLOG(LOG_DEBUG, TAG_STTC, " "); */
 480                 } /* STTD_METHOD_SET_VOLUME */
 481
 482                 else if (dbus_message_is_signal(msg, if_name, STTD_METHOD_RESULT)) {
 483                         SLOG(LOG_DEBUG, TAG_STTC, "===== Get Result : signal");
 484                         int uid = 0;
 485                         DBusMessageIter args;
 486
 487                         dbus_message_iter_init(msg, &args);
 488
 489                         /* Get result */
 490                         if (DBUS_TYPE_INT32 == dbus_message_iter_get_arg_type(&args)) {
 491                                 dbus_message_iter_get_basic(&args, &uid);
 492                                 dbus_message_iter_next(&args);
 493                         }
 494
 495                         stt_client_s* client = NULL;
 496                         client = stt_client_get_by_uid(uid);
 497                         if (NULL != client) {
 498                                 char** temp_result = NULL;
 499                                 char* temp_msg = NULL;
 500                                 char* temp_char = NULL;
 501                                 int temp_event = 0;
 502                                 int temp_count = 0;
 503                                 int temp_result_id = 0;
 504
 505                                 /* Get recognition type */
 506                                 if (DBUS_TYPE_INT32 == dbus_message_iter_get_arg_type(&args)) {
 507                                         dbus_message_iter_get_basic(&args, &temp_event);
 508                                         dbus_message_iter_next(&args);
 509                                 }
 510
 511                                 if (DBUS_TYPE_STRING == dbus_message_iter_get_arg_type(&args)) {
 512                                         dbus_message_iter_get_basic(&args, &(temp_msg));
 513                                         dbus_message_iter_next(&args);
 514                                 }
 515
 516                                 /* Get voice size */
 517                                 if (DBUS_TYPE_INT32 == dbus_message_iter_get_arg_type(&args)) {
 518                                         dbus_message_iter_get_basic(&args, &temp_count);
 519                                         dbus_message_iter_next(&args);
 520                                 }
 521
 522                                 /* Get result id */
 523                                 if (DBUS_TYPE_INT32 == dbus_message_iter_get_arg_type(&args)) {
 524                                         dbus_message_iter_get_basic(&args, &temp_result_id);
 525                                         dbus_message_iter_next(&args);
 526                                 }
 527
 528                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt get result : uid(%d) event(%d) message(%s) count(%d) result id(%d)",
 529                                         uid, temp_event, temp_msg, temp_count, temp_result_id);
 530
 531                                 if (temp_count <= 0) {
 532                                         __stt_cb_result(uid, temp_event, NULL, 0, temp_msg);
 533                                 } else {
 534                                         temp_result = (char**)calloc(temp_count, sizeof(char*));
 535
 536                                         if (NULL == temp_result)        {
 537                                                 SLOG(LOG_ERROR, TAG_STTC, "Fail : memory allocation error");
 538                                         } else {
 539                                                 int i = 0;
 540                                                 for (i = 0; i < temp_count; i++) {
 541                                                         dbus_message_iter_get_basic(&args, &(temp_char));
 542                                                         dbus_message_iter_next(&args);
 543
 544                                                         if (NULL != temp_char) {
 545                                                                 temp_result[i] = strdup(temp_char);
 546                                                                 SLOG(LOG_DEBUG, TAG_STTC, "result[%d] : %s", i, temp_result[i]);
 547                                                         }
 548                                                 }
 549
 550                                                 __stt_cb_result(uid, temp_event, temp_result, temp_count, temp_msg);
 551
 552                                                 for (i = 0; i < temp_count; i++) {
 553                                                         if (NULL != temp_result[i])
 554                                                                 free(temp_result[i]);
 555                                                 }
 556
 557                                                 free(temp_result);
 558                                         }
 559                                 }
 560                         } else {
 561                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt get result : invalid uid");
 562                         }
 563
 564                         SLOG(LOG_DEBUG, TAG_STTC, "=====");
 565                         SLOG(LOG_DEBUG, TAG_STTC, " ");
 566                 } /* STTD_METHOD_RESULT */
 567
 568                 else if (dbus_message_is_signal(msg, if_name, STTD_METHOD_ERROR)) {
 569                         SLOG(LOG_DEBUG, TAG_STTC, "===== Get Error");
 570                         int uid;
 571                         int reason;
 572                         char* err_msg;
 573
 574                         dbus_message_get_args(msg, &err,
 575                                 DBUS_TYPE_INT32, &uid,
 576                                 DBUS_TYPE_INT32, &reason,
 577                                 DBUS_TYPE_STRING, &err_msg,
 578                                 DBUS_TYPE_INVALID);
 579
 580                         if (dbus_error_is_set(&err)) {
 581                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt Get Error message : Get arguments error (%s)", err.message);
 582                                 dbus_error_free(&err);
 583                         } else {
 584                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt Get Error message : uid(%d), reason(%d), err_msg(%s)", uid, reason, (NULL == err_msg) ? "NULL" : err_msg);
 585                                 __stt_cb_error(uid, reason, err_msg);
 586                         }
 587
 588                         SLOG(LOG_DEBUG, TAG_STTC, "=====");
 589                         SLOG(LOG_DEBUG, TAG_STTC, " ");
 590                 } /* STTD_METHOD_ERROR */
 591
 592                 else if (dbus_message_is_signal(msg, if_name, STTD_METHOD_SPEECH_STATUS)) {
 593                         SLOG(LOG_DEBUG, TAG_STTC, "===== Speech status");
 594                         int uid = 0;
 595                         int status = -1;
 596
 597                         dbus_message_get_args(msg, &err,
 598                                 DBUS_TYPE_INT32, &uid,
 599                                 DBUS_TYPE_INT32, &status,
 600                                 DBUS_TYPE_INVALID);
 601
 602                         if (dbus_error_is_set(&err)) {
 603                                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Get arguments error (%s)", err.message);
 604                                 dbus_error_free(&err);
 605                         }
 606
 607                         if (uid > 0 && status >= 0) {
 608                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt speech status : uid(%d), status(%d)", uid, status);
 609                                 __stt_cb_speech_status(uid, status);
 610                         } else {
 611                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt set status : invalid uid or status");
 612                         }
 613
 614                         SLOG(LOG_DEBUG, TAG_STTC, "=====");
 615                         SLOG(LOG_DEBUG, TAG_STTC, " ");
 616                 } /* STTD_METHOD_SPEECH_STATUS */
 617
 618                 else if (dbus_message_is_signal(msg, "org.freedesktop.DBus", "NameOwnerChanged")) {
 619                         SLOG(LOG_DEBUG, TAG_STTC, "===== Owner Changed");
 620                         DBusError err;
 621                         dbus_error_init(&err);
 622
 623                         /* remove a rule for daemon error */
 624                         char rule_err[256] = {0, };
 625                         snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", g_server_service_interface);
 626                         dbus_bus_remove_match(g_conn_listener, rule_err, &err);
 627                         dbus_connection_flush(g_conn_listener);
 628                         if (dbus_error_is_set(&err)) {
 629                                 SLOG(LOG_ERROR, TAG_STTC, "Match Error (%s)", err.message);
 630                                 dbus_error_free(&err);
 631                         }
 632
 633                         __stt_cb_error(-1, STT_ERROR_SERVICE_RESET, "Daemon Reset");
 634                         SLOG(LOG_DEBUG, TAG_STTC, "=====");
 635                         SLOG(LOG_DEBUG, TAG_STTC, " ");
 636                 } /* NameOwnerChanged */
 637
 638                 else {
 639                         SLOG(LOG_DEBUG, TAG_STTC, "Message is NOT valid");
 640                         dbus_message_unref(msg);
 641                         break;
 642                 }
 643
 644                 /* free the message */
 645                 dbus_message_unref(msg);
 646         } /* while */
 647
 648         return ECORE_CALLBACK_RENEW;
 649 }
 650
 651 static void __stt_dbus_connection_free()
 652 {
 653         if (NULL != g_conn_listener) {
 654                 dbus_connection_close(g_conn_listener);
 655                 dbus_connection_unref(g_conn_listener);
 656                 g_conn_listener = NULL;
 657         }
 658         if (NULL != g_conn_sender) {
 659                 dbus_connection_close(g_conn_sender);
 660                 dbus_connection_unref(g_conn_sender);
 661                 g_conn_sender = NULL;
 662         }
 663 }
 664
 665 int stt_dbus_open_connection()
 666 {
 667         if (NULL != g_conn_sender && NULL != g_conn_listener) {
 668                 SLOG(LOG_WARN, TAG_STTC, "already existed connection ");
 669                 return 0;
 670         }
 671
 672         DBusError err;
 673
 674         /* initialise the error value */
 675         dbus_error_init(&err);
 676
 677         /* connect to the DBUS system bus, and check for errors */
 678         if (NULL == g_conn_sender) {
 679                 g_conn_sender = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 680                 if (dbus_error_is_set(&err)) {
 681                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Dbus Connection Error (%s)", err.message);
 682                         dbus_error_free(&err);
 683                 }
 684         }
 685
 686         if (NULL == g_conn_sender) {
 687                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] fail to get dbus connection");
 688                 return STT_ERROR_OPERATION_FAILED;
 689         }
 690
 691         dbus_connection_set_exit_on_disconnect(g_conn_sender, false);
 692
 693         /* connect to the DBUS system bus, and check for errors */
 694         if (NULL == g_conn_listener) {
 695                 g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 696                 if (dbus_error_is_set(&err)) {
 697                         SLOG(LOG_ERROR, TAG_STTC, "Dbus Connection Error (%s)", err.message);
 698                         dbus_error_free(&err);
 699                 }
 700         }
 701
 702         if (NULL == g_conn_listener) {
 703                 SLOG(LOG_ERROR, TAG_STTC, "Fail to get dbus connection");
 704                 __stt_dbus_connection_free();
 705                 return STT_ERROR_OPERATION_FAILED;
 706         }
 707
 708         dbus_connection_set_exit_on_disconnect(g_conn_listener, false);
 709
 710         int pid = getpid();
 711
 712         char service_name[64];
 713         memset(service_name, '\0', 64);
 714         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 715
 716         SLOG(LOG_DEBUG, TAG_STTC, "service name is %s", service_name);
 717
 718         /* register our name on the bus, and check for errors */
 719         dbus_bus_request_name(g_conn_listener, service_name, DBUS_NAME_FLAG_REPLACE_EXISTING , &err);
 720
 721         if (dbus_error_is_set(&err)) {
 722                 SLOG(LOG_ERROR, TAG_STTC, "Name Error (%s)", err.message);
 723                 dbus_error_free(&err);
 724         }
 725
 726         char rule[128] = {0, };
 727         snprintf(rule, 128, "type='signal',interface='%s%d'", STT_CLIENT_SERVICE_INTERFACE, pid);
 728
 729         /* add a rule for which messages we want to see */
 730         dbus_bus_add_match(g_conn_listener, rule, &err);
 731         dbus_connection_flush(g_conn_listener);
 732
 733         if (dbus_error_is_set(&err)) {
 734                 SLOG(LOG_ERROR, TAG_STTC, "Match Error (%s)", err.message);
 735                 dbus_error_free(&err);
 736                 __stt_dbus_connection_free();
 737                 return STT_ERROR_OPERATION_FAILED;
 738         }
 739
 740         int fd = 0;
 741         if (true != dbus_connection_get_unix_fd(g_conn_listener, &fd)) {
 742                 SLOG(LOG_ERROR, TAG_STTC, "Fail to get fd from dbus");
 743                 __stt_dbus_connection_free();
 744                 return STT_ERROR_OPERATION_FAILED;
 745         } else {
 746                 SLOG(LOG_DEBUG, TAG_STTC, "Get fd from dbus : %d", fd);
 747         }
 748
 749         g_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
 750         if (NULL == g_fd_handler) {
 751                 SLOG(LOG_ERROR, TAG_STTC, "fail to get fd handler from ecore");
 752                 __stt_dbus_connection_free();
 753                 return STT_ERROR_OPERATION_FAILED;
 754         }
 755
 756         return 0;
 757 }
 758
 759 int stt_dbus_close_connection()
 760 {
 761         DBusError err;
 762         dbus_error_init(&err);
 763
 764         if (NULL != g_fd_handler) {
 765                 ecore_main_fd_handler_del(g_fd_handler);
 766                 g_fd_handler = NULL;
 767         }
 768
 769         if (NULL != g_conn_listener) {
 770                 int pid = getpid();
 771
 772                 char service_name[64];
 773                 memset(service_name, '\0', 64);
 774                 snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 775
 776                 dbus_bus_release_name(g_conn_listener, service_name, &err);
 777                 if (dbus_error_is_set(&err)) {
 778                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Release name Error (%s)", err.message);
 779                         dbus_error_free(&err);
 780                 }
 781         }
 782
 783         __stt_dbus_connection_free();
 784         __stt_dbus_service_free();
 785
 786         return 0;
 787 }
 788
 789 int stt_dbus_reconnect()
 790 {
 791         if (!g_conn_sender || !g_conn_listener) {
 792                 stt_dbus_close_connection();
 793
 794                 if (0 != stt_dbus_open_connection()) {
 795                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to reconnect");
 796                         return -1;
 797                 }
 798
 799                 SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] Reconnect");
 800                 return 0;
 801         }
 802
 803         bool sender_connected = dbus_connection_get_is_connected(g_conn_sender);
 804         bool listener_connected = dbus_connection_get_is_connected(g_conn_listener);
 805         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] Sender(%s) Listener(%s)",
 806                 sender_connected ? "Connected" : "Not connected", listener_connected ? "Connected" : "Not connected");
 807
 808         if (false == sender_connected || false == listener_connected) {
 809                 stt_dbus_close_connection();
 810
 811                 if (0 != stt_dbus_open_connection()) {
 812                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to reconnect");
 813                         return -1;
 814                 }
 815
 816                 SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] Reconnect");
 817         }
 818
 819         return 0;
 820 }
 821
 822 void __stt_dbus_service_free()
 823 {
 824         if (NULL != g_server_service_name) {
 825                 free(g_server_service_name);
 826                 g_server_service_name = NULL;
 827         }
 828         if (NULL != g_server_service_object) {
 829                 free(g_server_service_object);
 830                 g_server_service_object = NULL;
 831         }
 832         if (NULL != g_server_service_interface) {
 833                 free(g_server_service_interface);
 834                 g_server_service_interface = NULL;
 835         }
 836 }
 837
 838 int stt_dbus_request_hello(int uid)
 839 {
 840         stt_client_s* client = stt_client_get_by_uid(uid);
 841
 842         /* Check whether there is any dbus whose name has owner or not */
 843         dbus_bool_t is_exist = FALSE;
 844         DBusError err;
 845         dbus_error_init(&err);
 846
 847         DBusMessage* msg = NULL;
 848         DBusMessage* result_msg = NULL;
 849         int result = 0;
 850
 851         if (g_conn_sender) {
 852                 if (NULL != client) {
 853                         __stt_dbus_service_free();
 854
 855                         if (NULL == client->current_engine_id) {
 856                                 /* Default engine */
 857                                 g_server_service_name = strdup(STT_SERVER_SERVICE_NAME);
 858                                 if (NULL == g_server_service_name) {
 859                                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to allocate memory");
 860                                         return STT_ERROR_OUT_OF_MEMORY;
 861                                 }
 862                                 g_server_service_object = strdup(STT_SERVER_SERVICE_OBJECT_PATH);
 863                                 if (NULL == g_server_service_name) {
 864                                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to allocate memory");
 865                                         return STT_ERROR_OUT_OF_MEMORY;
 866                                 }
 867                                 g_server_service_interface = strdup(STT_SERVER_SERVICE_INTERFACE);
 868                                 if (NULL == g_server_service_name) {
 869                                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to allocate memory");
 870                                         return STT_ERROR_OUT_OF_MEMORY;
 871                                 }
 872
 873                                 msg = dbus_message_new_method_call(
 874                                         STT_SERVER_SERVICE_NAME,
 875                                         STT_SERVER_SERVICE_OBJECT_PATH,
 876                                         STT_SERVER_SERVICE_INTERFACE,
 877                                         STT_METHOD_HELLO);
 878                         } else {
 879                                 /* Get service name, object, interface */
 880                                 SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] current_engine_id: %s", client->current_engine_id);
 881
 882                                 g_server_service_name = __stt_get_service_name(client->current_engine_id);
 883                                 g_server_service_object = __stt_get_service_object(client->current_engine_id);
 884                                 g_server_service_interface = __stt_get_service_interface(client->current_engine_id);
 885
 886                                 if (NULL == g_server_service_name || NULL == g_server_service_object || NULL == g_server_service_interface) {
 887                                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] dbus service info invalid");
 888                                         return STT_ERROR_OPERATION_FAILED;
 889                                 }
 890
 891                                 SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] service name: %s, object path: %s, interface: %s", g_server_service_name, g_server_service_object, g_server_service_interface);
 892
 893                                 /* Custom engine */
 894                                 is_exist = dbus_bus_name_has_owner(g_conn_sender, g_server_service_name, &err);
 895                                 SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] is there dbus name has owner??: %s (g_server_service_name: %s)", (is_exist == TRUE) ? "True" : "False", g_server_service_name);
 896
 897                                 if (TRUE == is_exist) {
 898                                         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] dbus: is_exist: True");
 899                                         msg = dbus_message_new_method_call(
 900                                                 g_server_service_name,
 901                                                 g_server_service_object,
 902                                                 g_server_service_interface,
 903                                                 STT_METHOD_HELLO);
 904                                 } else {
 905                                         SLOG(LOG_DEBUG, TAG_STTC, "[DBUS] dbus: is_exist: False");
 906                                         msg = dbus_message_new_method_call(
 907                                                 STT_SERVER_CUSTOM_SERVICE_NAME,
 908                                                 STT_SERVER_CUSTOM_SERVICE_OBJECT_PATH,
 909                                                 STT_SERVER_CUSTOM_SERVICE_INTERFACE,
 910                                                 STT_METHOD_HELLO);
 911                                 }
 912                         }
 913                 }
 914         }
 915
 916         if (NULL == msg) {
 917 //              SLOG(LOG_ERROR, TAG_STTC, ">>>> Request stt hello : Fail to make message");
 918                 result = stt_dbus_reconnect();
 919                 if (0 != result)
 920                         return STT_ERROR_OPERATION_FAILED;
 921         }
 922
 923         if (g_conn_sender) {
 924                 result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_short_time, &err);
 925                 dbus_message_unref(msg);
 926                 if (dbus_error_is_set(&err)) {
 927                         dbus_error_free(&err);
 928                 }
 929
 930                 if (NULL != result_msg) {
 931                         dbus_message_unref(result_msg);
 932
 933                         if (dbus_error_is_set(&err)) {
 934                                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Get arguments error (%s)", err.message);
 935                                 dbus_error_free(&err);
 936                         }
 937
 938                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt hello");
 939                 } else {
 940                         if (dbus_error_is_set(&err)) {
 941                                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Get arguments error (%s)", err.message);
 942                                 dbus_error_free(&err);
 943                         }
 944
 945                         result = STT_ERROR_TIMED_OUT;
 946                 }
 947         } else {
 948                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
 949                 stt_dbus_reconnect();
 950                 result = STT_ERROR_OPERATION_FAILED;
 951         }
 952
 953         return result;
 954 }
 955
 956
 957 int stt_dbus_request_initialize(int uid, bool* silence_supported, bool* credential_needed)
 958 {
 959         DBusMessage* msg;
 960
 961         msg = dbus_message_new_method_call(
 962                 g_server_service_name,
 963                 g_server_service_object,
 964                 g_server_service_interface,
 965                 STT_METHOD_INITIALIZE);
 966
 967         if (NULL == msg) {
 968                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt initialize : Fail to make message");
 969                 return STT_ERROR_OPERATION_FAILED;
 970         } else {
 971                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt initialize : uid(%d)", uid);
 972         }
 973
 974         int pid = getpid();
 975         dbus_message_append_args(msg,
 976                 DBUS_TYPE_INT32, &pid,
 977                 DBUS_TYPE_INT32, &uid,
 978                 DBUS_TYPE_INVALID);
 979
 980         DBusError err;
 981         dbus_error_init(&err);
 982
 983         DBusMessage* result_msg;
 984         int result = STT_ERROR_OPERATION_FAILED;
 985
 986         if (g_conn_sender) {
 987                 result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
 988                 dbus_message_unref(msg);
 989                 if (dbus_error_is_set(&err)) {
 990                         SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
 991                         dbus_error_free(&err);
 992                 }
 993
 994                 if (NULL != result_msg) {
 995                         int int_silence_supported = 0;
 996                         int int_credential_needed = 0;
 997                         dbus_message_get_args(result_msg, &err,
 998                                 DBUS_TYPE_INT32, &result,
 999                                 DBUS_TYPE_INT32, &int_silence_supported,
1000                                 DBUS_TYPE_INT32, &int_credential_needed,
1001                                 DBUS_TYPE_INVALID);
1002
1003                         *silence_supported = (bool)(int_silence_supported);
1004                         *credential_needed = (bool)(int_credential_needed);
1005
1006                         if (dbus_error_is_set(&err)) {
1007                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1008                                 dbus_error_free(&err);
1009                                 result = STT_ERROR_OPERATION_FAILED;
1010                         }
1011
1012                         if (0 == result) {
1013                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt initialize : result = %d, silence(%d), credential(%d)",
1014                                         result, *silence_supported, *credential_needed);
1015
1016                                 /* add a rule for daemon error */
1017                                 char rule_err[256] = {0, };
1018                                 snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", g_server_service_interface);
1019                                 dbus_bus_add_match(g_conn_listener, rule_err, &err);
1020                                 dbus_connection_flush(g_conn_listener);
1021
1022                                 if (dbus_error_is_set(&err)) {
1023                                         SLOG(LOG_ERROR, TAG_STTC, "Match Error (%s)", err.message);
1024                                         dbus_error_free(&err);
1025                                         return STT_ERROR_OPERATION_FAILED;
1026                                 }
1027                         } else {
1028                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt initialize : result = %d", result);
1029                         }
1030
1031                         dbus_message_unref(result_msg);
1032                 } else {
1033                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1034                         stt_dbus_reconnect();
1035                         result = STT_ERROR_TIMED_OUT;
1036                 }
1037         } else {
1038                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
1039                 result = STT_ERROR_OPERATION_FAILED;
1040         }
1041
1042         return result;
1043 }
1044
1045 int stt_dbus_request_finalize(int uid)
1046 {
1047         DBusMessage* msg;
1048
1049         DBusError err;
1050         dbus_error_init(&err);
1051
1052         /* remove a rule for daemon error */
1053         char rule_err[256] = {0, };
1054         snprintf(rule_err, 256, "sender='org.freedesktop.DBus',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',type='signal',arg0='%s'", g_server_service_interface);
1055         dbus_bus_remove_match(g_conn_listener, rule_err, &err);
1056         dbus_connection_flush(g_conn_listener);
1057         if (dbus_error_is_set(&err)) {
1058                 SLOG(LOG_ERROR, TAG_STTC, "Match Error (%s)", err.message);
1059                 dbus_error_free(&err);
1060         }
1061
1062         SLOG(LOG_DEBUG, TAG_STTC, "[dbus_info] service name: %s, service object: %s, service interface: %s", g_server_service_name, g_server_service_object, g_server_service_interface);
1063
1064         msg = dbus_message_new_method_call(
1065                 g_server_service_name,
1066                 g_server_service_object,
1067                 g_server_service_interface,
1068                 STT_METHOD_FINALIZE);
1069
1070         if (NULL == msg) {
1071                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt finalize : Fail to make message");
1072                 return STT_ERROR_OPERATION_FAILED;
1073         } else {
1074                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt finalize : uid(%d)", uid);
1075         }
1076
1077         dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
1078
1079         DBusMessage* result_msg;
1080         int result = STT_ERROR_OPERATION_FAILED;
1081
1082         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_short_time, &err);
1083         dbus_message_unref(msg);
1084         if (dbus_error_is_set(&err)) {
1085                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1086                 dbus_error_free(&err);
1087         }
1088
1089         if (NULL != result_msg) {
1090                 dbus_message_get_args(result_msg, &err,
1091                                 DBUS_TYPE_INT32, &result,
1092                                 DBUS_TYPE_INVALID);
1093
1094                 if (dbus_error_is_set(&err)) {
1095                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1096                         dbus_error_free(&err);
1097                         result = STT_ERROR_OPERATION_FAILED;
1098                 }
1099
1100                 dbus_message_unref(result_msg);
1101
1102                 if (0 == result) {
1103                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt finalize : result = %d", result);
1104                 } else {
1105                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt finalize : result = %d", result);
1106                 }
1107         } else {
1108                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1109                 stt_dbus_reconnect();
1110                 result = STT_ERROR_TIMED_OUT;
1111         }
1112
1113         return result;
1114 }
1115
1116 int stt_dbus_request_set_current_engine(int uid, const char* engine_id, bool* silence_supported, bool* credential_needed)
1117 {
1118         DBusMessage* msg;
1119
1120         msg = dbus_message_new_method_call(
1121                 g_server_service_name,
1122                 g_server_service_object,
1123                 g_server_service_interface,
1124                 STT_METHOD_SET_CURRENT_ENGINE);
1125
1126
1127         if (NULL == msg) {
1128                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt set engine : Fail to make message");
1129                 return STT_ERROR_OPERATION_FAILED;
1130         } else {
1131                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt set engine : uid(%d), engine_id(%s)", uid, (NULL == engine_id) ? "NULL" : engine_id);
1132         }
1133
1134         dbus_message_append_args(msg,
1135                 DBUS_TYPE_INT32, &uid,
1136                 DBUS_TYPE_STRING, &engine_id,
1137                 DBUS_TYPE_INVALID);
1138
1139         DBusError err;
1140         dbus_error_init(&err);
1141
1142         DBusMessage* result_msg;
1143         int result = STT_ERROR_OPERATION_FAILED;
1144
1145         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1146         dbus_message_unref(msg);
1147         if (dbus_error_is_set(&err)) {
1148                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1149                 dbus_error_free(&err);
1150         }
1151
1152         if (NULL != result_msg) {
1153                 int int_silence_supported = 0;
1154                 int int_credential_needed = 0;
1155
1156                 dbus_message_get_args(result_msg, &err,
1157                         DBUS_TYPE_INT32, &result,
1158                         DBUS_TYPE_INT32, &int_silence_supported,
1159                         DBUS_TYPE_INT32, &int_credential_needed,
1160                         DBUS_TYPE_INVALID);
1161
1162                 *silence_supported = (bool)(int_silence_supported);
1163                 *credential_needed = (bool)(int_credential_needed);
1164
1165                 if (dbus_error_is_set(&err)) {
1166                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1167                         dbus_error_free(&err);
1168                         result = STT_ERROR_OPERATION_FAILED;
1169                 }
1170
1171                 dbus_message_unref(result_msg);
1172
1173                 if (0 == result) {
1174                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt set engine : result = %d , silence(%d), credential(%d)",
1175                                 result, *silence_supported, *credential_needed);
1176                 } else {
1177                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt set engine : result = %d", result);
1178                 }
1179         } else {
1180                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1181                 stt_dbus_reconnect();
1182                 result = STT_ERROR_TIMED_OUT;
1183         }
1184
1185         return result;
1186 }
1187
1188 int stt_dbus_request_check_app_agreed(int uid, const char* appid, bool* value)
1189 {
1190         if (NULL == appid || NULL == value) {
1191                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1192                 return STT_ERROR_INVALID_PARAMETER;
1193         }
1194
1195         DBusMessage* msg;
1196
1197         msg = dbus_message_new_method_call(
1198                 g_server_service_name,
1199                 g_server_service_object,
1200                 g_server_service_interface,
1201                 STT_METHOD_CHECK_APP_AGREED);
1202
1203         if (NULL == msg) {
1204                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt check app agreed : Fail to make message");
1205                 return STT_ERROR_OPERATION_FAILED;
1206         } else {
1207                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt check app agreed : uid(%d) appid(%s)", uid, appid);
1208         }
1209
1210         dbus_message_append_args(msg,
1211                 DBUS_TYPE_INT32, &uid,
1212                 DBUS_TYPE_STRING, &appid,
1213                 DBUS_TYPE_INVALID);
1214
1215         DBusError err;
1216         dbus_error_init(&err);
1217
1218         DBusMessage* result_msg;
1219         int result = STT_ERROR_OPERATION_FAILED;
1220         int available = -1;
1221
1222         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1223         dbus_message_unref(msg);
1224         if (dbus_error_is_set(&err)) {
1225                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1226                 dbus_error_free(&err);
1227         }
1228
1229         if (NULL != result_msg) {
1230                 dbus_message_get_args(result_msg, &err,
1231                         DBUS_TYPE_INT32, &result,
1232                         DBUS_TYPE_INT32, &available,
1233                         DBUS_TYPE_INVALID);
1234
1235                 if (dbus_error_is_set(&err)) {
1236                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1237                         dbus_error_free(&err);
1238                         result = STT_ERROR_OPERATION_FAILED;
1239                 }
1240                 dbus_message_unref(result_msg);
1241
1242                 if (0 == result) {
1243                         *value = (bool)available;
1244                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt check app agreed : result = %d, available = %d", result, *value);
1245                 } else {
1246                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt check app agreed : result = %d", result);
1247                 }
1248         } else {
1249                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1250                 stt_dbus_reconnect();
1251                 result = STT_ERROR_TIMED_OUT;
1252         }
1253
1254         return result;
1255 }
1256
1257 int stt_dbus_request_get_support_langs(int uid, stt_h stt, stt_supported_language_cb callback, void* user_data)
1258 {
1259         if (NULL == stt || NULL == callback) {
1260                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1261                 return STT_ERROR_INVALID_PARAMETER;
1262         }
1263
1264         DBusMessage* msg;
1265
1266         msg = dbus_message_new_method_call(
1267                 g_server_service_name,
1268                 g_server_service_object,
1269                 g_server_service_interface,
1270                 STT_METHOD_GET_SUPPORT_LANGS);
1271
1272         if (NULL == msg) {
1273                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt get supported languages : Fail to make message");
1274                 return STT_ERROR_OPERATION_FAILED;
1275         } else {
1276                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt get supported languages : uid(%d)", uid);
1277         }
1278
1279         dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
1280
1281         DBusError err;
1282         dbus_error_init(&err);
1283
1284         DBusMessage* result_msg;
1285         DBusMessageIter args;
1286         int result = STT_ERROR_OPERATION_FAILED;
1287
1288         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1289         dbus_message_unref(msg);
1290         if (dbus_error_is_set(&err)) {
1291                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1292                 dbus_error_free(&err);
1293         }
1294
1295         if (NULL != result_msg) {
1296                 if (dbus_message_iter_init(result_msg, &args)) {
1297                         /* Get result */
1298                         if (DBUS_TYPE_INT32 == dbus_message_iter_get_arg_type(&args)) {
1299                                 dbus_message_iter_get_basic(&args, &result);
1300                                 dbus_message_iter_next(&args);
1301                         }
1302
1303                         if (0 == result) {
1304                                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt get support languages : result = %d", result);
1305
1306                                 /* Get voice size */
1307                                 int size = 0;
1308                                 if (DBUS_TYPE_INT32 == dbus_message_iter_get_arg_type(&args)) {
1309                                         dbus_message_iter_get_basic(&args, &size);
1310                                         dbus_message_iter_next(&args);
1311                                 }
1312
1313                                 if (0 >= size) {
1314                                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt size of language error : size = %d", size);
1315                                 } else {
1316                                         int i = 0;
1317                                         char* temp_lang;
1318
1319                                         for (i = 0; i < size; i++) {
1320                                                 dbus_message_iter_get_basic(&args, &(temp_lang));
1321                                                 dbus_message_iter_next(&args);
1322
1323                                                 if (true != callback(stt, temp_lang, user_data)) {
1324                                                         break;
1325                                                 }
1326                                         }
1327                                 }
1328                         } else {
1329                                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt get support languages : result = %d", result);
1330                         }
1331                 }
1332                 dbus_message_unref(result_msg);
1333         } else {
1334                 SLOG(LOG_ERROR, TAG_STTC, "<<<< stt get support languages : result message is NULL");
1335                 stt_dbus_reconnect();
1336                 result = STT_ERROR_TIMED_OUT;
1337         }
1338
1339         return result;
1340 }
1341
1342 int stt_dbus_request_get_default_lang(int uid, char** language)
1343 {
1344         if (NULL == language) {
1345                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1346                 return STT_ERROR_INVALID_PARAMETER;
1347         }
1348
1349         DBusMessage* msg;
1350
1351         msg = dbus_message_new_method_call(
1352                 g_server_service_name,
1353                 g_server_service_object,
1354                 g_server_service_interface,
1355                 STT_METHOD_GET_CURRENT_LANG);
1356
1357         if (NULL == msg) {
1358                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt get default language : Fail to make message");
1359                 return STT_ERROR_OPERATION_FAILED;
1360         } else {
1361                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt get default language  : uid(%d)", uid);
1362         }
1363
1364         dbus_message_append_args(msg,
1365                 DBUS_TYPE_INT32, &uid,
1366                 DBUS_TYPE_INVALID);
1367
1368         DBusError err;
1369         dbus_error_init(&err);
1370
1371         DBusMessage* result_msg;
1372         int result = STT_ERROR_OPERATION_FAILED;
1373         char* temp_lang = NULL;
1374
1375         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1376         dbus_message_unref(msg);
1377         if (dbus_error_is_set(&err)) {
1378                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1379                 dbus_error_free(&err);
1380         }
1381
1382         if (NULL != result_msg) {
1383                 dbus_message_get_args(result_msg, &err,
1384                         DBUS_TYPE_INT32, &result,
1385                         DBUS_TYPE_STRING, &temp_lang,
1386                         DBUS_TYPE_INVALID);
1387
1388                 if (dbus_error_is_set(&err)) {
1389                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1390                         dbus_error_free(&err);
1391                         result = STT_ERROR_OPERATION_FAILED;
1392                 }
1393                 dbus_message_unref(result_msg);
1394
1395                 if (0 == result) {
1396                         *language = strdup(temp_lang);
1397                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt get default language : result = %d, language = %s", result, *language);
1398                 } else {
1399                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt get default language : result = %d", result);
1400                 }
1401         } else {
1402                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1403                 stt_dbus_reconnect();
1404                 result = STT_ERROR_TIMED_OUT;
1405         }
1406
1407         return result;
1408 }
1409
1410 int stt_dbus_request_set_private_data(int uid, const char* key, const char* data)
1411 {
1412         if (NULL == key || NULL == data) {
1413                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1414                 return STT_ERROR_INVALID_PARAMETER;
1415         }
1416
1417         DBusMessage* msg;
1418
1419         msg = dbus_message_new_method_call(
1420                 g_server_service_name,
1421                 g_server_service_object,
1422                 g_server_service_interface,
1423                 STT_METHOD_SET_PRIVATE_DATA);
1424
1425         if (NULL == msg) {
1426                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt set private data : Fail to make message");
1427                 return STT_ERROR_OPERATION_FAILED;
1428         } else {
1429                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt set private data : uid(%d)", uid);
1430         }
1431
1432         if (true != dbus_message_append_args(msg,
1433                         DBUS_TYPE_INT32, &uid,
1434                         DBUS_TYPE_STRING, &key,
1435                         DBUS_TYPE_STRING, &data,
1436                         DBUS_TYPE_INVALID)) {
1437                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to append args");
1438                 return STT_ERROR_OPERATION_FAILED;
1439         }
1440
1441         DBusError err;
1442         dbus_error_init(&err);
1443
1444         DBusMessage* result_msg;
1445         int result = STT_ERROR_OPERATION_FAILED;
1446
1447         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1448         dbus_message_unref(msg);
1449         if (dbus_error_is_set(&err)) {
1450                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1451                 dbus_error_free(&err);
1452         }
1453
1454         if (NULL != result_msg) {
1455                 dbus_message_get_args(result_msg, &err,
1456                         DBUS_TYPE_INT32, &result,
1457                         DBUS_TYPE_INVALID);
1458
1459                 if (dbus_error_is_set(&err)) {
1460                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1461                         dbus_error_free(&err);
1462                         result = STT_ERROR_OPERATION_FAILED;
1463                 }
1464                 dbus_message_unref(result_msg);
1465
1466                 if (0 == result) {
1467                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt set private data : result = %d", result);
1468                 } else {
1469                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt set private data : result = %d", result);
1470                 }
1471         } else {
1472                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1473                 stt_dbus_reconnect();
1474                 result = STT_ERROR_TIMED_OUT;
1475         }
1476
1477         return result;
1478 }
1479
1480 int stt_dbus_request_get_private_data(int uid, const char* key, char** data)
1481 {
1482         if (NULL == key || NULL == data) {
1483                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1484                 return STT_ERROR_INVALID_PARAMETER;
1485         }
1486
1487         DBusMessage* msg;
1488
1489         msg = dbus_message_new_method_call(
1490                 g_server_service_name,
1491                 g_server_service_object,
1492                 g_server_service_interface,
1493                 STT_METHOD_GET_PRIVATE_DATA);
1494
1495         if (NULL == msg) {
1496                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt get private data : Fail to make message");
1497                 return STT_ERROR_OPERATION_FAILED;
1498         } else {
1499                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt get private data : uid(%d)", uid);
1500         }
1501
1502         if (true != dbus_message_append_args(msg,
1503                         DBUS_TYPE_INT32, &uid,
1504                         DBUS_TYPE_STRING, &key,
1505                         DBUS_TYPE_INVALID)) {
1506                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Fail to append args");
1507                 return STT_ERROR_OPERATION_FAILED;
1508         }
1509
1510         DBusError err;
1511         dbus_error_init(&err);
1512
1513         DBusMessage* result_msg;
1514         int result = STT_ERROR_OPERATION_FAILED;
1515
1516         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1517         dbus_message_unref(msg);
1518         if (dbus_error_is_set(&err)) {
1519                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1520                 dbus_error_free(&err);
1521         }
1522
1523         char* temp = NULL;
1524         if (NULL != result_msg) {
1525                 dbus_message_get_args(result_msg, &err,
1526                         DBUS_TYPE_INT32, &result,
1527                         DBUS_TYPE_STRING, &temp,
1528                         DBUS_TYPE_INVALID);
1529
1530                 if (dbus_error_is_set(&err)) {
1531                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1532                         dbus_error_free(&err);
1533                         result = STT_ERROR_OPERATION_FAILED;
1534                 }
1535                 dbus_message_unref(result_msg);
1536
1537                 if (0 == result) {
1538                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt get private data : result = %d", result);
1539                         if (NULL != temp) {
1540                                 *data = strdup(temp);
1541                         }
1542                 } else {
1543                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt get private data : result = %d", result);
1544                 }
1545         } else {
1546                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1547                 stt_dbus_reconnect();
1548                 result = STT_ERROR_TIMED_OUT;
1549         }
1550
1551         return result;
1552 }
1553
1554
1555
1556 int stt_dbus_request_is_recognition_type_supported(int uid, const char* type, bool* support)
1557 {
1558         if (NULL == support || NULL == type) {
1559                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1560                 return STT_ERROR_INVALID_PARAMETER;
1561         }
1562
1563         DBusMessage* msg;
1564
1565         msg = dbus_message_new_method_call(
1566                 g_server_service_name,
1567                 g_server_service_object,
1568                 g_server_service_interface,
1569                 STT_METHOD_IS_TYPE_SUPPORTED);
1570
1571         if (NULL == msg) {
1572                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt is partial result supported : Fail to make message");
1573                 return STT_ERROR_OPERATION_FAILED;
1574         } else {
1575                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt is recognition type supported : uid(%d) type(%s)", uid, type);
1576         }
1577
1578         dbus_message_append_args(msg,
1579                 DBUS_TYPE_INT32, &uid,
1580                 DBUS_TYPE_STRING, &type,
1581                 DBUS_TYPE_INVALID);
1582
1583         DBusError err;
1584         dbus_error_init(&err);
1585
1586         DBusMessage* result_msg;
1587         int result = STT_ERROR_OPERATION_FAILED;
1588         int result_support = -1;
1589
1590         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1591         dbus_message_unref(msg);
1592         if (dbus_error_is_set(&err)) {
1593                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1594                 dbus_error_free(&err);
1595         }
1596
1597         if (NULL != result_msg) {
1598                 dbus_message_get_args(result_msg, &err,
1599                         DBUS_TYPE_INT32, &result,
1600                         DBUS_TYPE_INT32, &result_support,
1601                         DBUS_TYPE_INVALID);
1602
1603                 if (dbus_error_is_set(&err)) {
1604                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1605                         dbus_error_free(&err);
1606                         result = STT_ERROR_OPERATION_FAILED;
1607                 }
1608                 dbus_message_unref(result_msg);
1609
1610                 if (0 == result) {
1611                         *support = (bool)result_support;
1612                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt is recognition type supported : result = %d, support = %s", result, *support ? "true" : "false");
1613                 } else {
1614                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt is recognition type supported : result = %d", result);
1615                 }
1616         } else {
1617                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1618                 stt_dbus_reconnect();
1619                 result = STT_ERROR_TIMED_OUT;
1620         }
1621
1622         return result;
1623 }
1624
1625 int stt_dbus_request_set_start_sound(int uid, const char* file)
1626 {
1627         if (NULL == file) {
1628                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1629                 return STT_ERROR_INVALID_PARAMETER;
1630         }
1631
1632         DBusMessage* msg;
1633
1634         msg = dbus_message_new_method_call(
1635                 g_server_service_name,
1636                 g_server_service_object,
1637                 g_server_service_interface,
1638                 STT_METHOD_SET_START_SOUND);
1639
1640         if (NULL == msg) {
1641                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt set start sound : Fail to make message");
1642                 return STT_ERROR_OPERATION_FAILED;
1643         } else {
1644                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt set start sound : uid(%d) file(%s)", uid, file);
1645         }
1646
1647         dbus_message_append_args(msg,
1648                 DBUS_TYPE_INT32, &uid,
1649                 DBUS_TYPE_STRING, &file,
1650                 DBUS_TYPE_INVALID);
1651
1652         DBusError err;
1653         dbus_error_init(&err);
1654
1655         DBusMessage* result_msg;
1656         int result = STT_ERROR_OPERATION_FAILED;
1657
1658         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1659         dbus_message_unref(msg);
1660         if (dbus_error_is_set(&err)) {
1661                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1662                 dbus_error_free(&err);
1663         }
1664
1665         if (NULL != result_msg) {
1666                 dbus_message_get_args(result_msg, &err,
1667                         DBUS_TYPE_INT32, &result,
1668                         DBUS_TYPE_INVALID);
1669
1670                 if (dbus_error_is_set(&err)) {
1671                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1672                         dbus_error_free(&err);
1673                         result = STT_ERROR_OPERATION_FAILED;
1674                 }
1675                 dbus_message_unref(result_msg);
1676
1677                 if (0 == result) {
1678                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt set start sound : result = %d", result);
1679                 } else {
1680                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt set start sound : result = %d", result);
1681                 }
1682         } else {
1683                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1684                 stt_dbus_reconnect();
1685                 result = STT_ERROR_TIMED_OUT;
1686         }
1687
1688         return result;
1689 }
1690
1691 int stt_dbus_request_unset_start_sound(int uid)
1692 {
1693         DBusMessage* msg;
1694
1695         msg = dbus_message_new_method_call(
1696                 g_server_service_name,
1697                 g_server_service_object,
1698                 g_server_service_interface,
1699                 STT_METHOD_UNSET_START_SOUND);
1700
1701         if (NULL == msg) {
1702                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt unset start sound : Fail to make message");
1703                 return STT_ERROR_OPERATION_FAILED;
1704         } else {
1705                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt unset start sound : uid(%d)", uid);
1706         }
1707
1708         dbus_message_append_args(msg,
1709                 DBUS_TYPE_INT32, &uid,
1710                 DBUS_TYPE_INVALID);
1711
1712         DBusError err;
1713         dbus_error_init(&err);
1714
1715         DBusMessage* result_msg;
1716         int result = STT_ERROR_OPERATION_FAILED;
1717
1718         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1719         dbus_message_unref(msg);
1720         if (dbus_error_is_set(&err)) {
1721                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1722                 dbus_error_free(&err);
1723         }
1724
1725         if (NULL != result_msg) {
1726                 dbus_message_get_args(result_msg, &err,
1727                         DBUS_TYPE_INT32, &result,
1728                         DBUS_TYPE_INVALID);
1729
1730                 if (dbus_error_is_set(&err)) {
1731                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1732                         dbus_error_free(&err);
1733                         result = STT_ERROR_OPERATION_FAILED;
1734                 }
1735                 dbus_message_unref(result_msg);
1736
1737                 if (0 == result) {
1738                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt unset start sound : result = %d", result);
1739                 } else {
1740                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt unset start sound : result = %d", result);
1741                 }
1742         } else {
1743                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1744                 stt_dbus_reconnect();
1745                 result = STT_ERROR_TIMED_OUT;
1746         }
1747
1748         return result;
1749 }
1750
1751 int stt_dbus_request_set_stop_sound(int uid, const char* file)
1752 {
1753         if (NULL == file) {
1754                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1755                 return STT_ERROR_INVALID_PARAMETER;
1756         }
1757
1758         DBusMessage* msg;
1759
1760         msg = dbus_message_new_method_call(
1761                 g_server_service_name,
1762                 g_server_service_object,
1763                 g_server_service_interface,
1764                 STT_METHOD_SET_STOP_SOUND);
1765
1766         if (NULL == msg) {
1767                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt set stop sound : Fail to make message");
1768                 return STT_ERROR_OPERATION_FAILED;
1769         } else {
1770                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt set stop sound : uid(%d) file(%s)", uid, file);
1771         }
1772
1773         dbus_message_append_args(msg,
1774                 DBUS_TYPE_INT32, &uid,
1775                 DBUS_TYPE_STRING, &file,
1776                 DBUS_TYPE_INVALID);
1777
1778         DBusError err;
1779         dbus_error_init(&err);
1780
1781         DBusMessage* result_msg;
1782         int result = STT_ERROR_OPERATION_FAILED;
1783
1784         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1785         dbus_message_unref(msg);
1786         if (dbus_error_is_set(&err)) {
1787                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1788                 dbus_error_free(&err);
1789         }
1790
1791         if (NULL != result_msg) {
1792                 dbus_message_get_args(result_msg, &err,
1793                         DBUS_TYPE_INT32, &result,
1794                         DBUS_TYPE_INVALID);
1795
1796                 if (dbus_error_is_set(&err)) {
1797                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1798                         dbus_error_free(&err);
1799                         result = STT_ERROR_OPERATION_FAILED;
1800                 }
1801                 dbus_message_unref(result_msg);
1802
1803                 if (0 == result) {
1804                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt set stop sound : result = %d", result);
1805                 } else {
1806                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt set stop sound : result = %d", result);
1807                 }
1808         } else {
1809                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1810                 stt_dbus_reconnect();
1811                 result = STT_ERROR_TIMED_OUT;
1812         }
1813
1814         return result;
1815 }
1816
1817 int stt_dbus_request_unset_stop_sound(int uid)
1818 {
1819         DBusMessage* msg;
1820
1821         msg = dbus_message_new_method_call(
1822                 g_server_service_name,
1823                 g_server_service_object,
1824                 g_server_service_interface,
1825                 STT_METHOD_UNSET_STOP_SOUND);
1826
1827         if (NULL == msg) {
1828                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt unset stop sound : Fail to make message");
1829                 return STT_ERROR_OPERATION_FAILED;
1830         } else {
1831                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt unset stop sound : uid(%d)", uid);
1832         }
1833
1834         dbus_message_append_args(msg,
1835                 DBUS_TYPE_INT32, &uid,
1836                 DBUS_TYPE_INVALID);
1837
1838         DBusError err;
1839         dbus_error_init(&err);
1840
1841         DBusMessage* result_msg;
1842         int result = STT_ERROR_OPERATION_FAILED;
1843
1844         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1845         dbus_message_unref(msg);
1846         if (dbus_error_is_set(&err)) {
1847                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1848                 dbus_error_free(&err);
1849         }
1850
1851         if (NULL != result_msg) {
1852                 dbus_message_get_args(result_msg, &err,
1853                         DBUS_TYPE_INT32, &result,
1854                         DBUS_TYPE_INVALID);
1855
1856                 if (dbus_error_is_set(&err)) {
1857                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1858                         dbus_error_free(&err);
1859                         result = STT_ERROR_OPERATION_FAILED;
1860                 }
1861                 dbus_message_unref(result_msg);
1862
1863                 if (0 == result) {
1864                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt unset stop sound : result = %d", result);
1865                 } else {
1866                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt unset stop sound : result = %d", result);
1867                 }
1868         } else {
1869                 SLOG(LOG_ERROR, TAG_STTC, "<<<< Result message is NULL");
1870                 stt_dbus_reconnect();
1871                 result = STT_ERROR_TIMED_OUT;
1872         }
1873
1874         return result;
1875 }
1876
1877 int stt_dbus_request_start(int uid, const char* lang, const char* type, int silence, const char* appid, const char* credential)
1878 {
1879         if (NULL == lang || NULL == type || NULL == appid) {
1880                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
1881                 return STT_ERROR_INVALID_PARAMETER;
1882         }
1883
1884         DBusMessage* msg;
1885
1886         /* create a signal & check for errors */
1887         msg = dbus_message_new_method_call(
1888                 g_server_service_name,
1889                 g_server_service_object,
1890                 g_server_service_interface,
1891                 STT_METHOD_START);
1892
1893         if (NULL == msg) {
1894                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt start : Fail to make message");
1895                 return STT_ERROR_OPERATION_FAILED;
1896         } else {
1897                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt start : uid(%d), language(%s), type(%s)", uid, lang, type);
1898         }
1899
1900         char *temp = NULL;
1901         if (NULL == credential) {
1902                 temp = strdup("NULL");
1903         } else {
1904                 temp = strdup(credential);
1905         }
1906
1907         dbus_message_append_args(msg,
1908                 DBUS_TYPE_INT32, &uid,
1909                 DBUS_TYPE_STRING, &lang,
1910                 DBUS_TYPE_STRING, &type,
1911                 DBUS_TYPE_INT32, &silence,
1912                 DBUS_TYPE_STRING, &appid,
1913                 DBUS_TYPE_STRING, &temp,
1914                 DBUS_TYPE_INVALID);
1915 #if 1
1916         if (g_conn_sender) {
1917                 dbus_message_set_no_reply(msg, TRUE);
1918
1919                 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
1920                         SLOG(LOG_ERROR, TAG_STTC, "[Dbus ERROR] <<<< stt start message : Out Of Memory !");
1921                         if (NULL != temp) {
1922                                         free(temp);
1923                                         temp = NULL;
1924                         }
1925                         return STT_ERROR_OUT_OF_MEMORY;
1926                 } else {
1927                         dbus_connection_flush(g_conn_sender);
1928                 }
1929
1930                 dbus_message_unref(msg);
1931
1932         } else {
1933                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
1934                 if (NULL != temp) {
1935                                 free(temp);
1936                                 temp = NULL;
1937                 }
1938                 return STT_ERROR_OPERATION_FAILED;
1939         }
1940
1941         if (NULL != temp) {
1942                         free(temp);
1943                         temp = NULL;
1944         }
1945         return 0;
1946 #else
1947         DBusError err;
1948         dbus_error_init(&err);
1949
1950         DBusMessage* result_msg;
1951         int result = STT_ERROR_OPERATION_FAILED;
1952
1953         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
1954         dbus_message_unref(msg);
1955         if (dbus_error_is_set(&err)) {
1956                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
1957                 dbus_error_free(&err);
1958         }
1959
1960         if (NULL != result_msg) {
1961                 dbus_message_get_args(result_msg, &err,
1962                         DBUS_TYPE_INT32, &result,
1963                         DBUS_TYPE_INVALID);
1964
1965                 if (dbus_error_is_set(&err)) {
1966                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
1967                         dbus_error_free(&err);
1968                         result = STT_ERROR_OPERATION_FAILED;
1969                 }
1970                 dbus_message_unref(result_msg);
1971
1972                 if (0 == result) {
1973                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt start : result = %d ", result);
1974                 } else {
1975                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt start : result = %d ", result);
1976                 }
1977         } else {
1978                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< Result Message is NULL");
1979                 stt_dbus_reconnect();
1980                 result = STT_ERROR_TIMED_OUT;
1981         }
1982
1983         return result;
1984 #endif
1985 }
1986
1987 int stt_dbus_request_stop(int uid)
1988 {
1989         DBusMessage* msg;
1990
1991         /* create a signal & check for errors */
1992         msg = dbus_message_new_method_call(
1993                 g_server_service_name,
1994                 g_server_service_object,
1995                 g_server_service_interface,
1996                 STT_METHOD_STOP);
1997
1998         if (NULL == msg) {
1999                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt stop : Fail to make message");
2000                 return STT_ERROR_OPERATION_FAILED;
2001         } else {
2002                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt stop : uid(%d)", uid);
2003         }
2004
2005         dbus_message_append_args(msg,
2006                 DBUS_TYPE_INT32, &uid,
2007                 DBUS_TYPE_INVALID);
2008 #if 1
2009         if (g_conn_sender) {
2010                 dbus_message_set_no_reply(msg, TRUE);
2011
2012                 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
2013                         SLOG(LOG_ERROR, TAG_STTC, "[Dbus ERROR] <<<< stt stop message : Out Of Memory !");
2014                         return STT_ERROR_OUT_OF_MEMORY;
2015                 } else {
2016                         dbus_connection_flush(g_conn_sender);
2017                 }
2018
2019                 dbus_message_unref(msg);
2020         } else {
2021                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
2022                 return STT_ERROR_OPERATION_FAILED;
2023         }
2024
2025         return 0;
2026 #else
2027         DBusError err;
2028         dbus_error_init(&err);
2029
2030         DBusMessage* result_msg;
2031         int result = STT_ERROR_OPERATION_FAILED;
2032
2033         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
2034         dbus_message_unref(msg);
2035         if (dbus_error_is_set(&err)) {
2036                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
2037                 dbus_error_free(&err);
2038         }
2039
2040         if (NULL != result_msg) {
2041                 dbus_message_get_args(result_msg, &err,
2042                         DBUS_TYPE_INT32, &result,
2043                         DBUS_TYPE_INVALID);
2044
2045                 if (dbus_error_is_set(&err)) {
2046                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
2047                         dbus_error_free(&err);
2048                         result = STT_ERROR_OPERATION_FAILED;
2049                 }
2050                 dbus_message_unref(result_msg);
2051
2052                 if (0 == result) {
2053                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt stop : result = %d ", result);
2054                 } else {
2055                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt stop : result = %d ", result);
2056                 }
2057         } else {
2058                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< Result Message is NULL");
2059                 stt_dbus_reconnect();
2060                 result = STT_ERROR_TIMED_OUT;
2061         }
2062
2063         return result;
2064 #endif
2065 }
2066
2067 int stt_dbus_request_cancel(int uid)
2068 {
2069         DBusMessage* msg;
2070
2071         /* create a signal & check for errors */
2072         msg = dbus_message_new_method_call(
2073                 g_server_service_name,
2074                 g_server_service_object,
2075                 g_server_service_interface,
2076                 STT_METHOD_CANCEL);
2077
2078         if (NULL == msg) {
2079                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt cancel : Fail to make message");
2080                 return STT_ERROR_OPERATION_FAILED;
2081         } else {
2082                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt cancel : uid(%d)", uid);
2083         }
2084
2085         dbus_message_append_args(msg,
2086                 DBUS_TYPE_INT32, &uid,
2087                 DBUS_TYPE_INVALID);
2088 #if 1
2089         if (g_conn_sender) {
2090                 dbus_message_set_no_reply(msg, TRUE);
2091
2092                 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
2093                         SLOG(LOG_ERROR, TAG_STTC, "[Dbus ERROR] <<<< stt stop message : Out Of Memory !");
2094                         return STT_ERROR_OUT_OF_MEMORY;
2095                 } else {
2096                         dbus_connection_flush(g_conn_sender);
2097                 }
2098
2099                 dbus_message_unref(msg);
2100         } else {
2101                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
2102                 return STT_ERROR_OPERATION_FAILED;
2103         }
2104
2105         return 0;
2106 #else
2107         DBusError err;
2108         dbus_error_init(&err);
2109
2110         DBusMessage* result_msg;
2111         int result = STT_ERROR_OPERATION_FAILED;
2112
2113         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
2114         dbus_message_unref(msg);
2115         if (dbus_error_is_set(&err)) {
2116                 SLOG(LOG_ERROR, TAG_STTC, "[ERROR] Send Error (%s)", err.message);
2117                 dbus_error_free(&err);
2118         }
2119
2120         if (NULL != result_msg) {
2121                 dbus_message_get_args(result_msg, &err,
2122                         DBUS_TYPE_INT32, &result,
2123                         DBUS_TYPE_INVALID);
2124
2125                 if (dbus_error_is_set(&err)) {
2126                         SLOG(LOG_ERROR, TAG_STTC, "<<<< Get arguments error (%s)", err.message);
2127                         dbus_error_free(&err);
2128                         result = STT_ERROR_OPERATION_FAILED;
2129                 }
2130                 dbus_message_unref(result_msg);
2131
2132                 if (0 == result) {
2133                         SLOG(LOG_DEBUG, TAG_STTC, "<<<< stt cancel : result = %d ", result);
2134                 } else {
2135                         SLOG(LOG_ERROR, TAG_STTC, "<<<< stt cancel : result = %d ", result);
2136                 }
2137         } else {
2138                 SLOG(LOG_DEBUG, TAG_STTC, "<<<< Result Message is NULL");
2139                 stt_dbus_reconnect();
2140                 result = STT_ERROR_TIMED_OUT;
2141         }
2142
2143         return result;
2144 #endif
2145 }
2146
2147 int stt_dbus_request_start_file(int uid, const char* lang, const char* type, int silence, const char* appid, const char* credential, const char* filepath, stt_audio_type_e audio_type, int sample_rate)
2148 {
2149         if (NULL == lang || NULL == type || NULL == appid) {
2150                 SLOG(LOG_ERROR, TAG_STTC, "Input parameter is NULL");
2151                 return STT_ERROR_INVALID_PARAMETER;
2152         }
2153
2154         DBusMessage* msg;
2155
2156         /* create a signal & check for errors */
2157         msg = dbus_message_new_method_call(
2158                 g_server_service_name,
2159                 g_server_service_object,
2160                 g_server_service_interface,
2161                 STT_METHOD_START_FILE);
2162
2163         if (NULL == msg) {
2164                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt start file : Fail to make message");
2165                 return STT_ERROR_OPERATION_FAILED;
2166         } else {
2167                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt start file : uid(%d), language(%s), type(%s), appid(%s), filepath(%s), audio_type(%d), sample_rate(%d)", uid, lang, type, appid, filepath, audio_type, sample_rate);
2168         }
2169
2170         char *temp = NULL;
2171         if (NULL == credential) {
2172                 temp = strdup("NULL");
2173         } else {
2174                 temp = strdup(credential);
2175         }
2176
2177         dbus_message_append_args(msg,
2178                 DBUS_TYPE_INT32, &uid,
2179                 DBUS_TYPE_STRING, &lang,
2180                 DBUS_TYPE_STRING, &type,
2181                 DBUS_TYPE_INT32, &silence,
2182                 DBUS_TYPE_STRING, &appid,
2183                 DBUS_TYPE_STRING, &temp,
2184                 DBUS_TYPE_STRING, &filepath,
2185                 DBUS_TYPE_INT32, &audio_type,
2186                 DBUS_TYPE_INT32, &sample_rate,
2187                 DBUS_TYPE_INVALID);
2188         if (g_conn_sender) {
2189                 dbus_message_set_no_reply(msg, TRUE);
2190
2191                 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
2192                         SLOG(LOG_ERROR, TAG_STTC, "[Dbus ERROR] <<<< stt start message : Out Of Memory !");
2193                         if (NULL != temp) {
2194                                 free(temp);
2195                                 temp = NULL;
2196                         }
2197                         return STT_ERROR_OUT_OF_MEMORY;
2198                 } else {
2199                         dbus_connection_flush(g_conn_sender);
2200                 }
2201
2202                 dbus_message_unref(msg);
2203
2204         } else {
2205                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
2206                 if (NULL != temp) {
2207                                 free(temp);
2208                                 temp = NULL;
2209                 }
2210                 return STT_ERROR_OPERATION_FAILED;
2211         }
2212
2213         if (NULL != temp) {
2214                         free(temp);
2215                         temp = NULL;
2216         }
2217         return 0;
2218 }
2219
2220 int stt_dbus_request_cancel_file(int uid)
2221 {
2222         DBusMessage* msg;
2223
2224         /* create a signal & check for errors */
2225         msg = dbus_message_new_method_call(
2226                 g_server_service_name,
2227                 g_server_service_object,
2228                 g_server_service_interface,
2229                 STT_METHOD_CANCEL_FILE);
2230
2231         if (NULL == msg) {
2232                 SLOG(LOG_ERROR, TAG_STTC, ">>>> stt cancel file : Fail to make message");
2233                 return STT_ERROR_OPERATION_FAILED;
2234         } else {
2235                 SLOG(LOG_DEBUG, TAG_STTC, ">>>> stt cancel file : uid(%d)", uid);
2236         }
2237
2238         dbus_message_append_args(msg,
2239                 DBUS_TYPE_INT32, &uid,
2240                 DBUS_TYPE_INVALID);
2241
2242         if (g_conn_sender) {
2243                 dbus_message_set_no_reply(msg, TRUE);
2244
2245                 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
2246                         SLOG(LOG_ERROR, TAG_STTC, "[Dbus ERROR] <<<< stt stop message : Out Of Memory !");
2247                         return STT_ERROR_OUT_OF_MEMORY;
2248                 } else {
2249                         dbus_connection_flush(g_conn_sender);
2250                 }
2251
2252                 dbus_message_unref(msg);
2253         } else {
2254                 SLOG(LOG_WARN, TAG_STTC, "[WARN] dbus connection handle is null (%p)", g_conn_sender);
2255                 return STT_ERROR_OPERATION_FAILED;
2256         }
2257
2258         return 0;
2259 }
2260