server/sttd_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 <dbus/dbus.h>
  16 #include <Ecore.h>
  17
  18 #include "sttd_main.h"
  19 #include "sttd_dbus.h"
  20 #include "sttd_client_data.h"
  21 #include "sttd_dbus_server.h"
  22 #include "stt_defs.h"
  23 #include <aul.h>
  24 #include <vconf.h>
  25 #include <buxton2.h>
  26
  27 static DBusConnection* g_conn_sender = NULL;
  28 static DBusConnection* g_conn_listener = NULL;
  29
  30 static Ecore_Fd_Handler* g_dbus_fd_handler = NULL;
  31
  32 static int g_waiting_time = 3000;
  33
  34 static int g_internal_result_id = 0;
  35
  36 static char* g_server_service_name = NULL;
  37 static char* g_server_service_object = NULL;
  38 static char* g_server_service_interface = NULL;
  39
  40 void __sttd_dbus_service_free();
  41
  42 int sttdc_send_hello(int uid)
  43 {
  44         int pid = sttd_client_get_pid(uid);
  45         if (0 > pid) {
  46                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
  47                 return STTD_ERROR_INVALID_PARAMETER;
  48         }
  49
  50         char service_name[64];
  51         memset(service_name, 0, 64);
  52         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
  53
  54         char target_if_name[128];
  55         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
  56
  57         DBusMessage* msg = NULL;
  58
  59         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send hello message : uid(%d)", uid);
  60
  61         msg = dbus_message_new_method_call(
  62                 service_name,
  63                 STT_CLIENT_SERVICE_OBJECT_PATH,
  64                 target_if_name,
  65                 STTD_METHOD_HELLO);
  66
  67         if (NULL == msg) {
  68                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
  69                 return STTD_ERROR_OUT_OF_MEMORY;
  70         }
  71
  72         dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
  73
  74         DBusError err;
  75         dbus_error_init(&err);
  76         int result = -1;
  77
  78         DBusMessage* result_msg = NULL;
  79         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
  80         dbus_message_unref(msg);
  81         if (dbus_error_is_set(&err)) {
  82                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] Send error (%s)", err.message);
  83                 if (NULL != err.name) {
  84                         if (!strcmp(err.name, DBUS_ERROR_SERVICE_UNKNOWN)) {
  85                                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] Unknown service. Client is not available");
  86                                 dbus_error_free(&err);
  87                                 return 0;
  88                         }
  89                 }
  90                 dbus_error_free(&err);
  91         }
  92
  93         if (NULL != result_msg) {
  94                 dbus_message_get_args(result_msg, &err, DBUS_TYPE_INT32, &result, DBUS_TYPE_INVALID);
  95
  96                 if (dbus_error_is_set(&err)) {
  97                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus] Get arguments error (%s)", err.message);
  98                         dbus_error_free(&err);
  99                 }
 100
 101                 dbus_message_unref(result_msg);
 102         } else {
 103                 SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Result message is NULL. Client is not available");
 104         }
 105
 106         return result;
 107 }
 108
 109 int sttdc_send_set_volume(int uid, float volume)
 110 {
 111         int pid = sttd_client_get_pid(uid);
 112
 113         if (0 > pid) {
 114                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 115                 return -1;
 116         }
 117
 118         char service_name[64];
 119         memset(service_name, 0, 64);
 120         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 121
 122         char target_if_name[128];
 123         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 124
 125         DBusMessage* msg;
 126
 127         /* SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send set volume : uid(%d), volume(%f) volume size(%d)", uid, volume, sizeof(float)); */
 128
 129         msg = dbus_message_new_signal(
 130                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 131                 target_if_name,                 /* interface name of the signal */
 132                 STTD_METHOD_SET_VOLUME);        /* name of the signal */
 133
 134         if (NULL == msg) {
 135                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 136                 return -1;
 137         }
 138
 139         dbus_message_append_args(msg,
 140                 DBUS_TYPE_INT32, &uid,
 141                 DBUS_TYPE_INT32, &volume,
 142                 DBUS_TYPE_INVALID);
 143
 144         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 145                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send message : Out Of Memory !");
 146         } else {
 147                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send set volume : uid(%d), volume(%f)", uid, volume);
 148                 dbus_connection_flush(g_conn_sender);
 149         }
 150
 151         dbus_message_unref(msg);
 152
 153         return 0;
 154 }
 155
 156 int sttdc_send_set_state(int uid, int state)
 157 {
 158         int pid = sttd_client_get_pid(uid);
 159
 160         if (0 > pid) {
 161                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 162                 return -1;
 163         }
 164
 165         char service_name[64];
 166         memset(service_name, 0, 64);
 167         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 168
 169         char target_if_name[128];
 170         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 171
 172         DBusMessage* msg = NULL;
 173         msg = dbus_message_new_signal(
 174                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 175                 target_if_name,                 /* interface name of the signal */
 176                 STTD_METHOD_SET_STATE);         /* name of the signal */
 177
 178         if (NULL == msg) {
 179                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 180                 return -1;
 181         }
 182
 183         dbus_message_append_args(msg,
 184                 DBUS_TYPE_INT32, &uid,
 185                 DBUS_TYPE_INT32, &state,
 186                 DBUS_TYPE_INVALID);
 187
 188         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 189                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send change state message : Out Of Memory !");
 190         } else {
 191                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send change state message : uid(%d), state(%d)", uid, state);
 192                 dbus_connection_flush(g_conn_sender);
 193         }
 194
 195         dbus_message_unref(msg);
 196
 197         return 0;
 198 }
 199
 200 int sttdc_send_result(int uid, int event, const char** data, int data_count, const char* result_msg)
 201 {
 202         int pid = sttd_client_get_pid(uid);
 203         if (0 > pid) {
 204                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 205                 return STTD_ERROR_INVALID_PARAMETER;
 206         }
 207
 208         char service_name[64];
 209         memset(service_name, 0, 64);
 210         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 211
 212         char target_if_name[128];
 213         memset(target_if_name, 0, 128);
 214         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 215
 216         DBusMessage* msg = NULL;
 217         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] send result signal : uid(%d), event(%d), result count(%d) result id(%d)",
 218                 uid, event, data_count, g_internal_result_id);
 219
 220         msg = dbus_message_new_signal(
 221                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 222                 target_if_name,                 /* interface name of the signal */
 223                 STTD_METHOD_RESULT);            /* name of the signal */
 224
 225         if (NULL == msg) {
 226                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 227                 return STTD_ERROR_OUT_OF_MEMORY;
 228         }
 229
 230         DBusMessageIter args;
 231         dbus_message_iter_init_append(msg, &args);
 232
 233         /* Append uid & type */
 234         dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &uid);
 235
 236         char* msg_temp;
 237         dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &event);
 238
 239         /* Append result msg */
 240         if (NULL == result_msg) {
 241                 msg_temp = strdup("None");
 242                 dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &msg_temp);
 243                 SLOG(LOG_WARN, TAG_STTD, "[Dbus] result message is NULL");
 244                 free(msg_temp);
 245         } else {
 246                 SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result message(%s)", result_msg);
 247                 dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &(result_msg));
 248         }
 249
 250         /* Append result size */
 251         if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &(data_count))) {
 252                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append result size");
 253                 dbus_message_unref(msg);
 254                 return -1;
 255         }
 256
 257         if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &(g_internal_result_id))) {
 258                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append internal result id");
 259                 dbus_message_unref(msg);
 260                 return -1;
 261         }
 262
 263         g_internal_result_id++;
 264
 265         if (10000 == g_internal_result_id) {
 266                 g_internal_result_id = 1;
 267         }
 268
 269         int i;
 270         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result size (%d)", data_count);
 271         for (i = 0; i < data_count; i++) {
 272                 if (NULL != data[i]) {
 273                         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result (%d, %s)", i, data[i]);
 274
 275                         if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &data[i])) {
 276                                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append result data");
 277                                 dbus_message_unref(msg);
 278                                 return STTD_ERROR_OPERATION_FAILED;
 279                         }
 280                 } else {
 281                         int reason = (int)STTD_ERROR_OPERATION_FAILED;
 282
 283                         if (0 != sttdc_send_error_signal(uid, reason, "Fail to get recognition result from engine")) {
 284                                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send error info. Remove client data");
 285
 286                                 /* clean client data */
 287                                 sttd_client_delete(uid);
 288                         }
 289
 290                         dbus_message_unref(msg);
 291                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Result from engine is NULL(%d)", i);
 292                         return STTD_ERROR_OPERATION_FAILED;
 293                 }
 294         }
 295
 296         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 297                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send message : Out Of Memory !");
 298         }
 299
 300         dbus_connection_flush(g_conn_sender);
 301         dbus_message_unref(msg);
 302
 303         return 0;
 304 }
 305
 306 int sttdc_send_error_signal(int uid, int reason, const char *err_msg)
 307 {
 308         if (NULL == err_msg) {
 309                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Input parameter is NULL");
 310                 return STTD_ERROR_INVALID_PARAMETER;
 311         }
 312
 313         int pid = sttd_client_get_pid(uid);
 314         if (0 > pid) {
 315                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 316                 return STTD_ERROR_INVALID_PARAMETER;
 317         }
 318
 319         char service_name[64];
 320         memset(service_name, 0, 64);
 321         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 322
 323         char target_if_name[128];
 324         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 325
 326         DBusMessage* msg = NULL;
 327         msg = dbus_message_new_signal(
 328                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 329                 target_if_name,                 /* interface name of the signal */
 330                 STTD_METHOD_ERROR);             /* name of the signal */
 331
 332         if (NULL == msg) {
 333                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 334                 return STTD_ERROR_OUT_OF_MEMORY;
 335         }
 336
 337         dbus_message_append_args(msg,
 338                 DBUS_TYPE_INT32, &uid,
 339                 DBUS_TYPE_INT32, &reason,
 340                 DBUS_TYPE_STRING, &err_msg,
 341                 DBUS_TYPE_INVALID);
 342
 343         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 344                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] <<<< error message : Out Of Memory !");
 345         } else {
 346                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send error message : uid(%d), reason(%d), err_msg(%s)", uid, reason, (NULL == err_msg) ? "NULL" : err_msg);
 347                 dbus_connection_flush(g_conn_sender);
 348         }
 349
 350         dbus_message_unref(msg);
 351
 352         return 0;
 353 }
 354
 355 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
 356 {
 357         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] listener_event_callback is called!!!");
 358
 359         if (NULL == g_conn_listener)    return ECORE_CALLBACK_RENEW;
 360
 361         dbus_connection_read_write_dispatch(g_conn_listener, 50);
 362
 363         DBusMessage* msg = NULL;
 364         msg = dbus_connection_pop_message(g_conn_listener);
 365
 366         if (true != dbus_connection_get_is_connected(g_conn_listener)) {
 367                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Connection is disconnected");
 368                 return ECORE_CALLBACK_RENEW;
 369         }
 370
 371         /* loop again if we haven't read a message */
 372         if (NULL == msg) {
 373                 return ECORE_CALLBACK_RENEW;
 374         }
 375
 376         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus info] service name: %s, service object: %s, service interface: %s", (NULL == g_server_service_name) ? "NULL" : g_server_service_name,
 377                         (NULL == g_server_service_object) ? "NULL" : g_server_service_object, (NULL == g_server_service_interface) ? "NULL" : g_server_service_interface);
 378
 379         /* client event */
 380         if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_HELLO))
 381                 sttd_dbus_server_hello(g_conn_listener, msg);
 382
 383         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_INITIALIZE))
 384                 sttd_dbus_server_initialize(g_conn_listener, msg);
 385
 386         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_FINALIZE))
 387                 sttd_dbus_server_finalize(g_conn_listener, msg);
 388
 389         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_CURRENT_ENGINE))
 390                 sttd_dbus_server_set_current_engine(g_conn_listener, msg);
 391
 392         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CHECK_APP_AGREED))
 393                 sttd_dbus_server_check_app_agreed(g_conn_listener, msg);
 394
 395         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_SUPPORT_LANGS))
 396                 sttd_dbus_server_get_support_lang(g_conn_listener, msg);
 397
 398         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_CURRENT_LANG))
 399                 sttd_dbus_server_get_default_lang(g_conn_listener, msg);
 400
 401         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_PRIVATE_DATA))
 402                 sttd_dbus_server_set_private_data(g_conn_listener, msg);
 403
 404         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_PRIVATE_DATA))
 405                 sttd_dbus_server_get_private_data(g_conn_listener, msg);
 406
 407         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_IS_TYPE_SUPPORTED))
 408                 sttd_dbus_server_is_recognition_type_supported(g_conn_listener, msg);
 409
 410
 411         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_START_SOUND))
 412                 sttd_dbus_server_set_start_sound(g_conn_listener, msg);
 413
 414         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_START_SOUND))
 415                 sttd_dbus_server_unset_start_sound(g_conn_listener, msg);
 416
 417         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_STOP_SOUND))
 418                 sttd_dbus_server_set_stop_sound(g_conn_listener, msg);
 419
 420         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_STOP_SOUND))
 421                 sttd_dbus_server_unset_stop_sound(g_conn_listener, msg);
 422
 423
 424         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START))
 425                 sttd_dbus_server_start(g_conn_listener, msg);
 426
 427         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP))
 428                 sttd_dbus_server_stop(g_conn_listener, msg);
 429
 430         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL))
 431                 sttd_dbus_server_cancel(g_conn_listener, msg);
 432
 433
 434         /* free the message */
 435         dbus_message_unref(msg);
 436
 437         return ECORE_CALLBACK_RENEW;
 438 }
 439
 440 void __sttd_dbus_service_free()
 441 {
 442         if (NULL != g_server_service_name) {
 443                 free(g_server_service_name);
 444                 g_server_service_name = NULL;
 445         }
 446
 447         if (NULL != g_server_service_object) {
 448                 free(g_server_service_object);
 449                 g_server_service_object = NULL;
 450         }
 451
 452         if (NULL != g_server_service_interface) {
 453                 free(g_server_service_interface);
 454                 g_server_service_interface = NULL;
 455         }
 456 }
 457
 458 int __sttd_get_buxtonkey()
 459 {
 460         /* request our name on the bus and check for errors */
 461         int pid = getpid();
 462         char engine_appid[2048] = {0, };
 463         const char* engine_default = NULL;
 464
 465         struct buxton_client * bux_cli;
 466         struct buxton_layer * bux_layer;
 467         struct buxton_value * bux_val;
 468
 469         int ret = buxton_open(&bux_cli, NULL, NULL);
 470         if (0 != ret) {
 471                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to open buxton client, ret(%d)", ret);
 472                 return STTD_ERROR_OPERATION_FAILED;
 473         }
 474         bux_layer = buxton_create_layer("user");
 475         if (NULL == bux_layer) {
 476                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] buxton_create_layer FAIL");
 477                 buxton_close(bux_cli);
 478                 bux_cli = NULL;
 479                 return STTD_ERROR_OPERATION_FAILED;
 480         }
 481         bux_val = buxton_value_create_string("stt-engine-default");
 482         if (NULL == bux_val) {
 483                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] buxton_value_create_string FAIL");
 484                 buxton_free_layer(bux_layer);
 485                 buxton_close(bux_cli);
 486                 bux_layer = NULL;
 487                 bux_cli = NULL;
 488                 return STTD_ERROR_OPERATION_FAILED;
 489         } else {
 490                 SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] layer: %s", buxton_layer_get_name(bux_layer));
 491         }
 492         ret = buxton_get_value_sync(bux_cli, bux_layer, STT_ENGINE_DB_DEFAULT, &bux_val);
 493         if (0 != ret) {
 494                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to get value sync, ret(%d)", ret);
 495                 buxton_value_free(bux_val);
 496                 buxton_free_layer(bux_layer);
 497                 buxton_close(bux_cli);
 498
 499                 bux_cli = NULL;
 500                 bux_layer = NULL;
 501                 bux_val = NULL;
 502                 return STTD_ERROR_OPERATION_FAILED;
 503         }
 504         ret = buxton_value_get_string(bux_val, &engine_default);
 505         if (0 != ret) {
 506                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to get value string, ret(%d)", ret);
 507                 buxton_value_free(bux_val);
 508                 buxton_free_layer(bux_layer);
 509                 buxton_close(bux_cli);
 510
 511                 bux_cli = NULL;
 512                 bux_layer = NULL;
 513                 bux_val = NULL;
 514                 return STTD_ERROR_OPERATION_FAILED;
 515         }
 516         SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 517
 518         ret = aul_app_get_appid_bypid(pid, engine_appid, sizeof(engine_appid));
 519
 520         __sttd_dbus_service_free();
 521
 522         if (NULL == engine_appid || NULL == engine_default || 0 == strncmp(engine_appid, engine_default, strlen(engine_appid))) {
 523                 g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + 1, sizeof(char));
 524                 snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + 1, "%s", STT_SERVER_SERVICE_NAME);
 525                 g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
 526                 snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", STT_SERVER_SERVICE_OBJECT_PATH);
 527                 g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
 528                 snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + 1, "%s", STT_SERVER_SERVICE_INTERFACE);
 529         } else {
 530                 g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, sizeof(char));
 531                 snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_NAME, ".", (engine_appid + 10));
 532                 g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, sizeof(char));
 533                 snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_OBJECT_PATH, "/", (engine_appid + 10));
 534                 g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, sizeof(char));
 535                 snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_INTERFACE, ".", (engine_appid + 10));
 536         }
 537
 538         if (NULL == g_server_service_name || NULL == g_server_service_object || NULL == g_server_service_interface) {
 539                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] dbus info invalid");
 540                 buxton_value_free(bux_val);
 541                 buxton_free_layer(bux_layer);
 542                 buxton_close(bux_cli);
 543
 544                 bux_cli = NULL;
 545                 bux_layer = NULL;
 546                 bux_val = NULL;
 547                 return STTD_ERROR_OPERATION_FAILED;
 548         }
 549
 550         char* ret_char = strchr(g_server_service_interface, '-');
 551         while(NULL != ret_char) {
 552                 ret_char[0] = '_';
 553                 ret_char = strchr(g_server_service_interface, '-');
 554         }
 555
 556         SLOG(LOG_DEBUG, TAG_STTD, "[get_service_interface] service interface: %s", g_server_service_interface);
 557
 558         buxton_value_free(bux_val);
 559         buxton_free_layer(bux_layer);
 560         buxton_close(bux_cli);
 561
 562         bux_cli = NULL;
 563         bux_layer = NULL;
 564         bux_val = NULL;
 565
 566         SLOG(LOG_DEBUG, TAG_STTD, "[get_service_name] FINISH!! service name: %s", g_server_service_name);
 567
 568         return STTD_ERROR_NONE;
 569
 570 }
 571
 572 int sttd_dbus_open_connection()
 573 {
 574         DBusError err;
 575         dbus_error_init(&err);
 576
 577         int ret;
 578
 579         /* Create connection for sender */
 580         g_conn_sender = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 581         if (dbus_error_is_set(&err)) {
 582                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 583                 dbus_error_free(&err);
 584         }
 585
 586         if (NULL == g_conn_sender) {
 587                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection sender");
 588                 return STTD_ERROR_OPERATION_FAILED;
 589         }
 590
 591         /* connect to the bus and check for errors */
 592         g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 593
 594         if (dbus_error_is_set(&err)) {
 595                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 596                 dbus_error_free(&err);
 597         }
 598
 599         if (NULL == g_conn_listener) {
 600                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection");
 601                 return STTD_ERROR_OPERATION_FAILED;
 602         }
 603
 604         /* Get buxton key */
 605         ret = __sttd_get_buxtonkey();
 606         if (0 != ret) {
 607                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get buxton key");
 608                 return ret;
 609         }
 610
 611         ret = dbus_bus_request_name(g_conn_listener, g_server_service_name, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
 612
 613         if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
 614                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
 615                 return STTD_ERROR_OPERATION_FAILED;
 616         }
 617
 618         if (dbus_error_is_set(&err)) {
 619                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
 620                 dbus_error_free(&err);
 621                 return STTD_ERROR_OPERATION_FAILED;
 622         }
 623
 624         /* add a rule for getting signal */
 625         char rule[128];
 626         snprintf(rule, 128, "type='signal',interface='%s'", g_server_service_interface);
 627
 628         /* add a rule for which messages we want to see */
 629         dbus_bus_add_match(g_conn_listener, rule, &err); /* see signals from the given interface */
 630         dbus_connection_flush(g_conn_listener);
 631
 632         if (dbus_error_is_set(&err)) {
 633                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
 634                 dbus_error_free(&err);
 635                 return STTD_ERROR_OPERATION_FAILED;
 636         }
 637
 638         int fd = 0;
 639         dbus_connection_get_unix_fd(g_conn_listener, &fd);
 640
 641         g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
 642         if (NULL == g_dbus_fd_handler) {
 643                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get fd handler");
 644                 return STTD_ERROR_OPERATION_FAILED;
 645         }
 646
 647         return 0;
 648 }
 649
 650 int sttd_dbus_close_connection()
 651 {
 652         DBusError err;
 653         dbus_error_init(&err);
 654
 655         if (NULL != g_dbus_fd_handler) {
 656                 ecore_main_fd_handler_del(g_dbus_fd_handler);
 657                 g_dbus_fd_handler = NULL;
 658         }
 659
 660         dbus_bus_release_name(g_conn_listener, g_server_service_name, &err);
 661
 662         if (dbus_error_is_set(&err)) {
 663                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
 664                 dbus_error_free(&err);
 665         }
 666
 667         dbus_connection_close(g_conn_listener);
 668         dbus_connection_close(g_conn_sender);
 669
 670         dbus_connection_unref(g_conn_sender);
 671         dbus_connection_unref(g_conn_listener);
 672
 673         g_conn_listener = NULL;
 674         g_conn_sender = NULL;
 675
 676         __sttd_dbus_service_free();
 677
 678         SLOG(LOG_DEBUG, TAG_STTD, "[Server] Close dbus connection");
 679
 680         return 0;
 681 }