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 static DBusConnection* g_conn_custom = NULL;
  30
  31 static Ecore_Fd_Handler* g_dbus_fd_handler = NULL;
  32
  33 static int g_waiting_time = 3000;
  34
  35 static int g_internal_result_id = 0;
  36
  37 static char* g_server_service_name = NULL;
  38 static char* g_server_service_object = NULL;
  39 static char* g_server_service_interface = NULL;
  40
  41 void __sttd_dbus_service_free();
  42
  43 int sttdc_send_hello(int uid)
  44 {
  45         int pid = sttd_client_get_pid(uid);
  46         if (0 > pid) {
  47                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
  48                 return STTD_ERROR_INVALID_PARAMETER;
  49         }
  50
  51         char service_name[64];
  52         memset(service_name, 0, 64);
  53         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
  54
  55         char target_if_name[128];
  56         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
  57
  58         DBusMessage* msg = NULL;
  59
  60         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send hello message : uid(%d)", uid);
  61
  62         msg = dbus_message_new_method_call(
  63                 service_name,
  64                 STT_CLIENT_SERVICE_OBJECT_PATH,
  65                 target_if_name,
  66                 STTD_METHOD_HELLO);
  67
  68         if (NULL == msg) {
  69                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
  70                 return STTD_ERROR_OUT_OF_MEMORY;
  71         }
  72
  73         dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
  74
  75         DBusError err;
  76         dbus_error_init(&err);
  77         int result = -1;
  78
  79         DBusMessage* result_msg = NULL;
  80         result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
  81         dbus_message_unref(msg);
  82         if (dbus_error_is_set(&err)) {
  83                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] Send error (%s)", err.message);
  84                 if (NULL != err.name) {
  85                         if (!strcmp(err.name, DBUS_ERROR_SERVICE_UNKNOWN)) {
  86                                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] Unknown service. Client is not available");
  87                                 dbus_error_free(&err);
  88                                 return 0;
  89                         }
  90                 }
  91                 dbus_error_free(&err);
  92         }
  93
  94         if (NULL != result_msg) {
  95                 dbus_message_get_args(result_msg, &err, DBUS_TYPE_INT32, &result, DBUS_TYPE_INVALID);
  96
  97                 if (dbus_error_is_set(&err)) {
  98                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus] Get arguments error (%s)", err.message);
  99                         dbus_error_free(&err);
 100                 }
 101
 102                 dbus_message_unref(result_msg);
 103         } else {
 104                 SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Result message is NULL. Client is not available");
 105         }
 106
 107         return result;
 108 }
 109
 110 int sttdc_send_set_volume(int uid, float volume)
 111 {
 112         int pid = sttd_client_get_pid(uid);
 113
 114         if (0 > pid) {
 115                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 116                 return -1;
 117         }
 118
 119         char service_name[64];
 120         memset(service_name, 0, 64);
 121         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 122
 123         char target_if_name[128];
 124         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 125
 126         DBusMessage* msg;
 127
 128         /* SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] Send set volume : uid(%d), volume(%f) volume size(%d)", uid, volume, sizeof(float)); */
 129
 130         msg = dbus_message_new_signal(
 131                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 132                 target_if_name,                 /* interface name of the signal */
 133                 STTD_METHOD_SET_VOLUME);        /* name of the signal */
 134
 135         if (NULL == msg) {
 136                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 137                 return -1;
 138         }
 139
 140         dbus_message_append_args(msg,
 141                 DBUS_TYPE_INT32, &uid,
 142                 DBUS_TYPE_INT32, &volume,
 143                 DBUS_TYPE_INVALID);
 144
 145         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 146                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send message : Out Of Memory !");
 147         } else {
 148                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send set volume : uid(%d), volume(%f)", uid, volume);
 149                 dbus_connection_flush(g_conn_sender);
 150         }
 151
 152         dbus_message_unref(msg);
 153
 154         return 0;
 155 }
 156
 157 int sttdc_send_set_state(int uid, int state)
 158 {
 159         int pid = sttd_client_get_pid(uid);
 160
 161         if (0 > pid) {
 162                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 163                 return -1;
 164         }
 165
 166         char service_name[64];
 167         memset(service_name, 0, 64);
 168         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 169
 170         char target_if_name[128];
 171         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 172
 173         DBusMessage* msg = NULL;
 174         msg = dbus_message_new_signal(
 175                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 176                 target_if_name,                 /* interface name of the signal */
 177                 STTD_METHOD_SET_STATE);         /* name of the signal */
 178
 179         if (NULL == msg) {
 180                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 181                 return -1;
 182         }
 183
 184         dbus_message_append_args(msg,
 185                 DBUS_TYPE_INT32, &uid,
 186                 DBUS_TYPE_INT32, &state,
 187                 DBUS_TYPE_INVALID);
 188
 189         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 190                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send change state message : Out Of Memory !");
 191         } else {
 192                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send change state message : uid(%d), state(%d)", uid, state);
 193                 dbus_connection_flush(g_conn_sender);
 194         }
 195
 196         dbus_message_unref(msg);
 197
 198         return 0;
 199 }
 200
 201 int sttdc_send_speech_status(int uid, int status)
 202 {
 203         int pid = sttd_client_get_pid(uid);
 204
 205         if (0 > pid) {
 206                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 207                 return -1;
 208         }
 209
 210         char service_name[64];
 211         memset(service_name, 0, 64);
 212         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 213
 214         char target_if_name[128];
 215         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 216
 217         DBusMessage* msg = NULL;
 218         msg = dbus_message_new_signal(
 219                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 220                 target_if_name,                 /* interface name of the signal */
 221                 STTD_METHOD_SPEECH_STATUS);     /* name of the signal */
 222
 223         if (NULL == msg) {
 224                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 225                 return -1;
 226         }
 227
 228         dbus_message_append_args(msg,
 229                 DBUS_TYPE_INT32, &uid,
 230                 DBUS_TYPE_INT32, &status,
 231                 DBUS_TYPE_INVALID);
 232
 233         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 234                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send speech status message : Out Of Memory !");
 235         } else {
 236                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send speech status message : uid(%d), status(%d)", uid, status);
 237                 dbus_connection_flush(g_conn_sender);
 238         }
 239
 240         dbus_message_unref(msg);
 241
 242         return 0;
 243 }
 244
 245 int sttdc_send_result(int uid, int event, const char** data, int data_count, const char* result_msg)
 246 {
 247         int pid = sttd_client_get_pid(uid);
 248         if (0 > pid) {
 249                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 250                 return STTD_ERROR_INVALID_PARAMETER;
 251         }
 252
 253         char service_name[64];
 254         memset(service_name, 0, 64);
 255         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 256
 257         char target_if_name[128];
 258         memset(target_if_name, 0, 128);
 259         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 260
 261         DBusMessage* msg = NULL;
 262         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] send result signal : uid(%d), event(%d), result count(%d) result id(%d)",
 263                 uid, event, data_count, g_internal_result_id);
 264
 265         msg = dbus_message_new_signal(
 266                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 267                 target_if_name,                 /* interface name of the signal */
 268                 STTD_METHOD_RESULT);            /* name of the signal */
 269
 270         if (NULL == msg) {
 271                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 272                 return STTD_ERROR_OUT_OF_MEMORY;
 273         }
 274
 275         DBusMessageIter args;
 276         dbus_message_iter_init_append(msg, &args);
 277
 278         /* Append uid & type */
 279         dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &uid);
 280
 281         char* msg_temp;
 282         dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &event);
 283
 284         /* Append result msg */
 285         if (NULL == result_msg) {
 286                 msg_temp = strdup("None");
 287                 dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &msg_temp);
 288                 SLOG(LOG_WARN, TAG_STTD, "[Dbus] result message is NULL");
 289                 free(msg_temp);
 290         } else {
 291                 SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result message(%s)", result_msg);
 292                 dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &(result_msg));
 293         }
 294
 295         /* Append result size */
 296         if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &(data_count))) {
 297                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append result size");
 298                 dbus_message_unref(msg);
 299                 return -1;
 300         }
 301
 302         if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_INT32, &(g_internal_result_id))) {
 303                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append internal result id");
 304                 dbus_message_unref(msg);
 305                 return -1;
 306         }
 307
 308         g_internal_result_id++;
 309
 310         if (10000 == g_internal_result_id) {
 311                 g_internal_result_id = 1;
 312         }
 313
 314         int i;
 315         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result size (%d)", data_count);
 316         for (i = 0; i < data_count; i++) {
 317                 if (NULL != data[i]) {
 318                         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] result (%d, %s)", i, data[i]);
 319
 320                         if (!dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &data[i])) {
 321                                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus] response message : Fail to append result data");
 322                                 dbus_message_unref(msg);
 323                                 return STTD_ERROR_OPERATION_FAILED;
 324                         }
 325                 } else {
 326                         int reason = (int)STTD_ERROR_OPERATION_FAILED;
 327
 328                         if (0 != sttdc_send_error_signal(uid, reason, "Fail to get recognition result from engine")) {
 329                                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send error info. Remove client data");
 330
 331                                 /* clean client data */
 332                                 sttd_client_delete(uid);
 333                         }
 334
 335                         dbus_message_unref(msg);
 336                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Result from engine is NULL(%d)", i);
 337                         return STTD_ERROR_OPERATION_FAILED;
 338                 }
 339         }
 340
 341         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 342                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to send message : Out Of Memory !");
 343         }
 344
 345         dbus_connection_flush(g_conn_sender);
 346         dbus_message_unref(msg);
 347
 348         return 0;
 349 }
 350
 351 int sttdc_send_error_signal(int uid, int reason, const char *err_msg)
 352 {
 353         if (NULL == err_msg) {
 354                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Input parameter is NULL");
 355                 return STTD_ERROR_INVALID_PARAMETER;
 356         }
 357
 358         int pid = sttd_client_get_pid(uid);
 359         if (0 > pid) {
 360                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 361                 return STTD_ERROR_INVALID_PARAMETER;
 362         }
 363
 364         char service_name[64];
 365         memset(service_name, 0, 64);
 366         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 367
 368         char target_if_name[128];
 369         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 370
 371         DBusMessage* msg = NULL;
 372         msg = dbus_message_new_signal(
 373                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 374                 target_if_name,                 /* interface name of the signal */
 375                 STTD_METHOD_ERROR);             /* name of the signal */
 376
 377         if (NULL == msg) {
 378                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 379                 return STTD_ERROR_OUT_OF_MEMORY;
 380         }
 381
 382         dbus_message_append_args(msg,
 383                 DBUS_TYPE_INT32, &uid,
 384                 DBUS_TYPE_INT32, &reason,
 385                 DBUS_TYPE_STRING, &err_msg,
 386                 DBUS_TYPE_INVALID);
 387
 388         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 389                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] <<<< error message : Out Of Memory !");
 390         } else {
 391                 SLOG(LOG_DEBUG, TAG_STTD, "<<<< Send error message : uid(%d), reason(%d), err_msg(%s)", uid, reason, (NULL == err_msg) ? "NULL" : err_msg);
 392                 dbus_connection_flush(g_conn_sender);
 393         }
 394
 395         dbus_message_unref(msg);
 396
 397         return 0;
 398 }
 399
 400 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
 401 {
 402         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] listener_event_callback is called!!!");
 403
 404         if (NULL == g_conn_listener)    return ECORE_CALLBACK_RENEW;
 405
 406         dbus_connection_read_write_dispatch(g_conn_listener, 50);
 407
 408         DBusMessage* msg = NULL;
 409         msg = dbus_connection_pop_message(g_conn_listener);
 410
 411         if (true != dbus_connection_get_is_connected(g_conn_listener)) {
 412                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Connection is disconnected");
 413                 return ECORE_CALLBACK_RENEW;
 414         }
 415
 416         /* loop again if we haven't read a message */
 417         if (NULL == msg) {
 418                 return ECORE_CALLBACK_RENEW;
 419         }
 420
 421         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,
 422                         (NULL == g_server_service_object) ? "NULL" : g_server_service_object, (NULL == g_server_service_interface) ? "NULL" : g_server_service_interface);
 423
 424         /* client event */
 425         if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_HELLO))
 426                 sttd_dbus_server_hello(g_conn_listener, msg);
 427
 428         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_INITIALIZE))
 429                 sttd_dbus_server_initialize(g_conn_listener, msg);
 430
 431         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_FINALIZE))
 432                 sttd_dbus_server_finalize(g_conn_listener, msg);
 433
 434         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_CURRENT_ENGINE))
 435                 sttd_dbus_server_set_current_engine(g_conn_listener, msg);
 436
 437         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CHECK_APP_AGREED))
 438                 sttd_dbus_server_check_app_agreed(g_conn_listener, msg);
 439
 440         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_SUPPORT_LANGS))
 441                 sttd_dbus_server_get_support_lang(g_conn_listener, msg);
 442
 443         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_CURRENT_LANG))
 444                 sttd_dbus_server_get_default_lang(g_conn_listener, msg);
 445
 446         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_PRIVATE_DATA))
 447                 sttd_dbus_server_set_private_data(g_conn_listener, msg);
 448
 449         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_PRIVATE_DATA))
 450                 sttd_dbus_server_get_private_data(g_conn_listener, msg);
 451
 452         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_IS_TYPE_SUPPORTED))
 453                 sttd_dbus_server_is_recognition_type_supported(g_conn_listener, msg);
 454
 455
 456         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_START_SOUND))
 457                 sttd_dbus_server_set_start_sound(g_conn_listener, msg);
 458
 459         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_START_SOUND))
 460                 sttd_dbus_server_unset_start_sound(g_conn_listener, msg);
 461
 462         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_STOP_SOUND))
 463                 sttd_dbus_server_set_stop_sound(g_conn_listener, msg);
 464
 465         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_STOP_SOUND))
 466                 sttd_dbus_server_unset_stop_sound(g_conn_listener, msg);
 467
 468
 469         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START))
 470                 sttd_dbus_server_start(g_conn_listener, msg);
 471
 472         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP))
 473                 sttd_dbus_server_stop(g_conn_listener, msg);
 474
 475         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL))
 476                 sttd_dbus_server_cancel(g_conn_listener, msg);
 477
 478         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START_FILE))
 479                 sttd_dbus_server_start_file(g_conn_listener, msg);
 480
 481         else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL_FILE))
 482                 sttd_dbus_server_cancel_file(g_conn_listener, msg);
 483
 484         /* free the message */
 485         dbus_message_unref(msg);
 486
 487         return ECORE_CALLBACK_RENEW;
 488 }
 489
 490 void __sttd_dbus_service_free()
 491 {
 492         if (NULL != g_server_service_name) {
 493                 free(g_server_service_name);
 494                 g_server_service_name = NULL;
 495         }
 496
 497         if (NULL != g_server_service_object) {
 498                 free(g_server_service_object);
 499                 g_server_service_object = NULL;
 500         }
 501
 502         if (NULL != g_server_service_interface) {
 503                 free(g_server_service_interface);
 504                 g_server_service_interface = NULL;
 505         }
 506 }
 507
 508 void __sttd_dbus_connection_free()
 509 {
 510         if (NULL != g_conn_listener) {
 511                 dbus_connection_close(g_conn_listener);
 512                 dbus_connection_unref(g_conn_listener);
 513                 g_conn_listener = NULL;
 514         }
 515         if (NULL != g_conn_sender) {
 516                 dbus_connection_close(g_conn_sender);
 517                 dbus_connection_unref(g_conn_sender);
 518                 g_conn_sender = NULL;
 519         }
 520         if (NULL != g_conn_custom) {
 521                 dbus_connection_close(g_conn_custom);
 522                 dbus_connection_unref(g_conn_custom);
 523                 g_conn_custom = NULL;
 524         }
 525 }
 526
 527 int __sttd_get_buxtonkey()
 528 {
 529         /* request our name on the bus and check for errors */
 530         int pid = getpid();
 531         char engine_appid[2048] = {0, };
 532         const char* engine_default = NULL;
 533
 534         struct buxton_client * bux_cli;
 535         struct buxton_layer * bux_layer;
 536         struct buxton_value * bux_val;
 537
 538         int ret = buxton_open(&bux_cli, NULL, NULL);
 539         if (0 != ret) {
 540                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to open buxton client, ret(%d)", ret);
 541                 return STTD_ERROR_OPERATION_FAILED;
 542         }
 543         bux_layer = buxton_create_layer("system");
 544         if (NULL == bux_layer) {
 545                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] buxton_create_layer FAIL");
 546                 buxton_close(bux_cli);
 547                 bux_cli = NULL;
 548                 return STTD_ERROR_OPERATION_FAILED;
 549         }
 550         bux_val = buxton_value_create_string("stt-engine-default");
 551         if (NULL == bux_val) {
 552                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] buxton_value_create_string FAIL");
 553                 buxton_free_layer(bux_layer);
 554                 buxton_close(bux_cli);
 555                 bux_layer = NULL;
 556                 bux_cli = NULL;
 557                 return STTD_ERROR_OPERATION_FAILED;
 558         } else {
 559                 SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] layer: %s", buxton_layer_get_name(bux_layer));
 560         }
 561         ret = buxton_get_value_sync(bux_cli, bux_layer, STT_ENGINE_DB_DEFAULT, &bux_val);
 562         if (0 != ret) {
 563                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to get value sync, ret(%d)", ret);
 564                 buxton_value_free(bux_val);
 565                 buxton_free_layer(bux_layer);
 566                 buxton_close(bux_cli);
 567
 568                 bux_cli = NULL;
 569                 bux_layer = NULL;
 570                 bux_val = NULL;
 571                 return STTD_ERROR_OPERATION_FAILED;
 572         }
 573         ret = buxton_value_get_string(bux_val, &engine_default);
 574         if (0 != ret) {
 575                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to get value string, ret(%d)", ret);
 576                 buxton_value_free(bux_val);
 577                 buxton_free_layer(bux_layer);
 578                 buxton_close(bux_cli);
 579
 580                 bux_cli = NULL;
 581                 bux_layer = NULL;
 582                 bux_val = NULL;
 583                 return STTD_ERROR_OPERATION_FAILED;
 584         }
 585         SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 586
 587         ret = aul_app_get_appid_bypid(pid, engine_appid, sizeof(engine_appid));
 588
 589         __sttd_dbus_service_free();
 590
 591         if (NULL == engine_appid || NULL == engine_default || 0 == strncmp(engine_appid, engine_default, strlen(engine_appid))) {
 592                 g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + 1, sizeof(char));
 593                 if (g_server_service_name)
 594                         snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + 1, "%s", STT_SERVER_SERVICE_NAME);
 595                 g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
 596                 if (g_server_service_object)
 597                         snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", STT_SERVER_SERVICE_OBJECT_PATH);
 598                 g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
 599                 if (g_server_service_interface)
 600                         snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + 1, "%s", STT_SERVER_SERVICE_INTERFACE);
 601         } else {
 602                 g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, sizeof(char));
 603                 if (g_server_service_name)
 604                         snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_NAME, ".", (engine_appid + 10));
 605                 g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, sizeof(char));
 606                 if (g_server_service_object)
 607                         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));
 608                 g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, sizeof(char));
 609                 if (g_server_service_interface)
 610                         snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_INTERFACE, ".", (engine_appid + 10));
 611         }
 612
 613         if (NULL == g_server_service_name || NULL == g_server_service_object || NULL == g_server_service_interface) {
 614                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] dbus info invalid");
 615                 buxton_value_free(bux_val);
 616                 buxton_free_layer(bux_layer);
 617                 buxton_close(bux_cli);
 618
 619                 bux_cli = NULL;
 620                 bux_layer = NULL;
 621                 bux_val = NULL;
 622
 623                 __sttd_dbus_service_free();
 624                 return STTD_ERROR_OPERATION_FAILED;
 625         }
 626
 627         char* ret_char = strchr(g_server_service_interface, '-');
 628         while (NULL != ret_char) {
 629                 ret_char[0] = '_';
 630                 ret_char = strchr(g_server_service_interface, '-');
 631         }
 632
 633         SLOG(LOG_DEBUG, TAG_STTD, "[get_service_interface] service interface: %s", g_server_service_interface);
 634
 635         buxton_value_free(bux_val);
 636         buxton_free_layer(bux_layer);
 637         buxton_close(bux_cli);
 638
 639         bux_cli = NULL;
 640         bux_layer = NULL;
 641         bux_val = NULL;
 642
 643         SLOG(LOG_DEBUG, TAG_STTD, "[get_service_name] FINISH!! service name: %s", g_server_service_name);
 644
 645         return STTD_ERROR_NONE;
 646
 647 }
 648
 649 int __sttd_request_custom_dbus_name()
 650 {
 651         DBusError err;
 652         dbus_error_init(&err);
 653
 654         /* Create connection for sender */
 655         g_conn_custom = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 656         if (dbus_error_is_set(&err)) {
 657                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 658                 dbus_error_free(&err);
 659                 __sttd_dbus_connection_free();
 660                 return STTD_ERROR_OPERATION_FAILED;
 661         }
 662
 663         int ret = dbus_bus_request_name(g_conn_custom, STT_SERVER_CUSTOM_SERVICE_NAME, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
 664         if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
 665                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
 666                 __sttd_dbus_connection_free();
 667                 return STTD_ERROR_OPERATION_FAILED;
 668         }
 669
 670         if (dbus_error_is_set(&err)) {
 671                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
 672                 dbus_error_free(&err);
 673                 __sttd_dbus_connection_free();
 674                 return STTD_ERROR_OPERATION_FAILED;
 675         }
 676
 677         dbus_bus_release_name(g_conn_custom, STT_SERVER_CUSTOM_SERVICE_NAME, &err);
 678         if (dbus_error_is_set(&err)) {
 679                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
 680                 dbus_error_free(&err);
 681                 __sttd_dbus_connection_free();
 682                 return STTD_ERROR_OPERATION_FAILED;
 683         }
 684
 685         dbus_connection_close(g_conn_custom);
 686         dbus_connection_unref(g_conn_custom);
 687         g_conn_custom = NULL;
 688
 689         SLOG(LOG_DEBUG, TAG_STTD, "==");
 690         return 0;
 691 }
 692
 693 int sttd_dbus_open_connection()
 694 {
 695         DBusError err;
 696         dbus_error_init(&err);
 697
 698         int ret;
 699
 700         /* Create connection for sender */
 701         g_conn_sender = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 702         if (dbus_error_is_set(&err)) {
 703                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 704                 dbus_error_free(&err);
 705         }
 706
 707         if (NULL == g_conn_sender) {
 708                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection sender");
 709                 return STTD_ERROR_OPERATION_FAILED;
 710         }
 711
 712         /* connect to the bus and check for errors */
 713         g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 714
 715         if (dbus_error_is_set(&err)) {
 716                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 717                 dbus_error_free(&err);
 718         }
 719
 720         if (NULL == g_conn_listener) {
 721                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection");
 722                 __sttd_dbus_connection_free();
 723                 return STTD_ERROR_OPERATION_FAILED;
 724         }
 725
 726         /* Get buxton key */
 727         ret = __sttd_get_buxtonkey();
 728         if (0 != ret) {
 729                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get buxton key");
 730                 __sttd_dbus_service_free();
 731                 __sttd_dbus_connection_free();
 732                 return ret;
 733         }
 734
 735         ret = __sttd_request_custom_dbus_name();
 736         if (0 != ret) {
 737                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to request custom dbus name");
 738                 __sttd_dbus_service_free();
 739                 __sttd_dbus_connection_free();
 740                 return ret;
 741         }
 742
 743         ret = dbus_bus_request_name(g_conn_listener, g_server_service_name, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
 744
 745         if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
 746                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
 747                 __sttd_dbus_service_free();
 748                 __sttd_dbus_connection_free();
 749                 return STTD_ERROR_OPERATION_FAILED;
 750         }
 751
 752         if (dbus_error_is_set(&err)) {
 753                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
 754                 dbus_error_free(&err);
 755                 __sttd_dbus_service_free();
 756                 __sttd_dbus_connection_free();
 757                 return STTD_ERROR_OPERATION_FAILED;
 758         }
 759
 760         /* add a rule for getting signal */
 761         char rule[128];
 762         snprintf(rule, 128, "type='signal',interface='%s'", g_server_service_interface);
 763
 764         /* add a rule for which messages we want to see */
 765         dbus_bus_add_match(g_conn_listener, rule, &err); /* see signals from the given interface */
 766         dbus_connection_flush(g_conn_listener);
 767
 768         if (dbus_error_is_set(&err)) {
 769                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
 770                 dbus_error_free(&err);
 771                 __sttd_dbus_service_free();
 772                 __sttd_dbus_connection_free();
 773                 return STTD_ERROR_OPERATION_FAILED;
 774         }
 775
 776         int fd = 0;
 777         dbus_connection_get_unix_fd(g_conn_listener, &fd);
 778
 779         g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
 780         if (NULL == g_dbus_fd_handler) {
 781                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get fd handler");
 782                 __sttd_dbus_service_free();
 783                 __sttd_dbus_connection_free();
 784                 return STTD_ERROR_OPERATION_FAILED;
 785         }
 786
 787         return 0;
 788 }
 789
 790 int sttd_dbus_close_connection()
 791 {
 792         DBusError err;
 793         dbus_error_init(&err);
 794
 795         if (NULL != g_dbus_fd_handler) {
 796                 ecore_main_fd_handler_del(g_dbus_fd_handler);
 797                 g_dbus_fd_handler = NULL;
 798         }
 799
 800         if (NULL != g_conn_listener) {
 801                 dbus_bus_release_name(g_conn_listener, g_server_service_name, &err);
 802                 if (dbus_error_is_set(&err)) {
 803                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
 804                         dbus_error_free(&err);
 805                 }
 806         }
 807
 808         __sttd_dbus_connection_free();
 809         __sttd_dbus_service_free();
 810
 811         SLOG(LOG_DEBUG, TAG_STTD, "[Server] Close dbus connection");
 812
 813         return 0;
 814 }