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(unsigned 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(%u)", 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_UINT32, &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(unsigned 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(%u), 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_UINT32, &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(%u), 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(unsigned 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_UINT32, &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(%u), 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(unsigned 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_UINT32, &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(%u), 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(unsigned 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(%u), 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_UINT32, &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                         SECURE_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(unsigned int uid, int reason, const char *err_msg)
 352 {
 353         int pid = sttd_client_get_pid(uid);
 354         if (0 > pid) {
 355                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] pid is NOT valid");
 356                 return STTD_ERROR_INVALID_PARAMETER;
 357         }
 358
 359         char service_name[64];
 360         memset(service_name, 0, 64);
 361         snprintf(service_name, 64, "%s%d", STT_CLIENT_SERVICE_NAME, pid);
 362
 363         char target_if_name[128];
 364         snprintf(target_if_name, sizeof(target_if_name), "%s%d", STT_CLIENT_SERVICE_INTERFACE, pid);
 365
 366         DBusMessage* msg = NULL;
 367         msg = dbus_message_new_signal(
 368                 STT_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
 369                 target_if_name,                 /* interface name of the signal */
 370                 STTD_METHOD_ERROR);             /* name of the signal */
 371
 372         if (NULL == msg) {
 373                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to create message");
 374                 return STTD_ERROR_OUT_OF_MEMORY;
 375         }
 376
 377         dbus_message_append_args(msg,
 378                 DBUS_TYPE_UINT32, &uid,
 379                 DBUS_TYPE_INT32, &reason,
 380                 DBUS_TYPE_STRING, &err_msg,
 381                 DBUS_TYPE_INVALID);
 382
 383         if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
 384                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] <<<< error message : Out Of Memory !");
 385         } else {
 386                 SLOG(LOG_ERROR, TAG_STTD, "<<<< Send error message : uid(%u), reason(%d), err_msg(%s)", uid, reason, (NULL == err_msg) ? "NULL" : err_msg);
 387                 dbus_connection_flush(g_conn_sender);
 388         }
 389
 390         dbus_message_unref(msg);
 391
 392         return 0;
 393 }
 394
 395 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
 396 {
 397         SLOG(LOG_DEBUG, TAG_STTD, "[Dbus] listener_event_callback is called!!!");
 398
 399         if (NULL == g_conn_listener)    return ECORE_CALLBACK_RENEW;
 400
 401         dbus_connection_read_write_dispatch(g_conn_listener, 50);
 402
 403         while(1) {
 404                 DBusMessage* msg = NULL;
 405                 msg = dbus_connection_pop_message(g_conn_listener);
 406
 407                 if (true != dbus_connection_get_is_connected(g_conn_listener)) {
 408                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Connection is disconnected");
 409                         return ECORE_CALLBACK_RENEW;
 410                 }
 411
 412                 /* loop again if we haven't read a message */
 413                 if (NULL == msg) {
 414                         return ECORE_CALLBACK_RENEW;
 415                 }
 416
 417                 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,
 418                                 (NULL == g_server_service_object) ? "NULL" : g_server_service_object, (NULL == g_server_service_interface) ? "NULL" : g_server_service_interface);
 419
 420                 /* client event */
 421                 if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_HELLO))
 422                         sttd_dbus_server_hello(g_conn_listener, msg);
 423
 424                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_INITIALIZE))
 425                         sttd_dbus_server_initialize(g_conn_listener, msg);
 426
 427                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_FINALIZE))
 428                         sttd_dbus_server_finalize(g_conn_listener, msg);
 429
 430                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_CURRENT_ENGINE))
 431                         sttd_dbus_server_set_current_engine(g_conn_listener, msg);
 432
 433                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CHECK_APP_AGREED))
 434                         sttd_dbus_server_check_app_agreed(g_conn_listener, msg);
 435
 436                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_SUPPORT_LANGS))
 437                         sttd_dbus_server_get_support_lang(g_conn_listener, msg);
 438
 439                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_CURRENT_LANG))
 440                         sttd_dbus_server_get_default_lang(g_conn_listener, msg);
 441
 442                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_PRIVATE_DATA))
 443                         sttd_dbus_server_set_private_data(g_conn_listener, msg);
 444
 445                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_PRIVATE_DATA))
 446                         sttd_dbus_server_get_private_data(g_conn_listener, msg);
 447
 448                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_IS_TYPE_SUPPORTED))
 449                         sttd_dbus_server_is_recognition_type_supported(g_conn_listener, msg);
 450
 451                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_GET_AUDIO_FORMAT))
 452                         sttd_dbus_server_get_audio_format(g_conn_listener, msg);
 453
 454
 455                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_START_SOUND))
 456                         sttd_dbus_server_set_start_sound(g_conn_listener, msg);
 457
 458                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_START_SOUND))
 459                         sttd_dbus_server_unset_start_sound(g_conn_listener, msg);
 460
 461                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SET_STOP_SOUND))
 462                         sttd_dbus_server_set_stop_sound(g_conn_listener, msg);
 463
 464                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_UNSET_STOP_SOUND))
 465                         sttd_dbus_server_unset_stop_sound(g_conn_listener, msg);
 466
 467
 468                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START))
 469                         sttd_dbus_server_start(g_conn_listener, msg);
 470
 471                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP))
 472                         sttd_dbus_server_stop(g_conn_listener, msg);
 473
 474                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START_AUDIO_STREAMING))
 475                         sttd_dbus_server_start_audio_streaming(g_conn_listener, msg);
 476
 477                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_SEND_AUDIO_STREAMING))
 478                         sttd_dbus_server_send_audio_streaming(g_conn_listener, msg);
 479
 480                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_STOP_AUDIO_STREAMING))
 481                         sttd_dbus_server_stop_audio_streaming(g_conn_listener, msg);
 482
 483                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL))
 484                         sttd_dbus_server_cancel(g_conn_listener, msg);
 485
 486                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_START_FILE))
 487                         sttd_dbus_server_start_file(g_conn_listener, msg);
 488
 489                 else if (dbus_message_is_method_call(msg, g_server_service_interface, STT_METHOD_CANCEL_FILE))
 490                         sttd_dbus_server_cancel_file(g_conn_listener, msg);
 491
 492                 /* free the message */
 493                 dbus_message_unref(msg);
 494         }
 495
 496         return ECORE_CALLBACK_RENEW;
 497 }
 498
 499 void __sttd_dbus_service_free()
 500 {
 501         if (NULL != g_server_service_name) {
 502                 free(g_server_service_name);
 503                 g_server_service_name = NULL;
 504         }
 505
 506         if (NULL != g_server_service_object) {
 507                 free(g_server_service_object);
 508                 g_server_service_object = NULL;
 509         }
 510
 511         if (NULL != g_server_service_interface) {
 512                 free(g_server_service_interface);
 513                 g_server_service_interface = NULL;
 514         }
 515 }
 516
 517 void __sttd_dbus_connection_free()
 518 {
 519         if (NULL != g_conn_listener) {
 520                 dbus_connection_close(g_conn_listener);
 521                 dbus_connection_unref(g_conn_listener);
 522                 g_conn_listener = NULL;
 523         }
 524         if (NULL != g_conn_sender) {
 525                 dbus_connection_close(g_conn_sender);
 526                 dbus_connection_unref(g_conn_sender);
 527                 g_conn_sender = NULL;
 528         }
 529         if (NULL != g_conn_custom) {
 530                 dbus_connection_close(g_conn_custom);
 531                 dbus_connection_unref(g_conn_custom);
 532                 g_conn_custom = NULL;
 533         }
 534 }
 535
 536 int __sttd_get_buxtonkey()
 537 {
 538         /* request our name on the bus and check for errors */
 539         int pid = getpid();
 540         char engine_appid[2048] = {0, };
 541         const char* engine_default = NULL;
 542
 543         struct buxton_client * bux_cli;
 544         struct buxton_layer * bux_layer;
 545         struct buxton_value * bux_val;
 546
 547         int ret = buxton_open(&bux_cli, NULL, NULL);
 548         if (0 != ret) {
 549                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to open buxton client, ret(%d)", ret);
 550                 return STTD_ERROR_OPERATION_FAILED;
 551         }
 552         bux_layer = buxton_create_layer("system");
 553         if (NULL == bux_layer) {
 554                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] buxton_create_layer FAIL");
 555                 buxton_close(bux_cli);
 556                 bux_cli = NULL;
 557                 return STTD_ERROR_OPERATION_FAILED;
 558         }
 559         bux_val = buxton_value_create_string("stt-engine-default");
 560         if (NULL == bux_val) {
 561                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] buxton_value_create_string FAIL");
 562                 buxton_free_layer(bux_layer);
 563                 buxton_close(bux_cli);
 564                 bux_layer = NULL;
 565                 bux_cli = NULL;
 566                 return STTD_ERROR_OPERATION_FAILED;
 567         } else {
 568                 SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] layer: %s", buxton_layer_get_name(bux_layer));
 569         }
 570         ret = buxton_get_value_sync(bux_cli, bux_layer, STT_ENGINE_DB_DEFAULT, &bux_val);
 571         if (0 != ret) {
 572                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to get value sync, ret(%d)", ret);
 573                 buxton_value_free(bux_val);
 574                 buxton_free_layer(bux_layer);
 575                 buxton_close(bux_cli);
 576
 577                 bux_cli = NULL;
 578                 bux_layer = NULL;
 579                 bux_val = NULL;
 580                 return STTD_ERROR_OPERATION_FAILED;
 581         }
 582         ret = buxton_value_get_string(bux_val, &engine_default);
 583         if (0 != ret) {
 584                 SLOG(LOG_ERROR, TAG_STTD, "[DBUS-BUXTON2] Fail to get value string, ret(%d)", ret);
 585                 buxton_value_free(bux_val);
 586                 buxton_free_layer(bux_layer);
 587                 buxton_close(bux_cli);
 588
 589                 bux_cli = NULL;
 590                 bux_layer = NULL;
 591                 bux_val = NULL;
 592                 return STTD_ERROR_OPERATION_FAILED;
 593         }
 594         SLOG(LOG_DEBUG, TAG_STTD, "[DBUS-BUXTON2] buxton_value_get_string: engine_default: %s", engine_default);
 595
 596         ret = aul_app_get_appid_bypid(pid, engine_appid, sizeof(engine_appid) - 1);
 597
 598         __sttd_dbus_service_free();
 599
 600         if (NULL == engine_default || 0 == strncmp(engine_appid, engine_default, strlen(engine_appid))) {
 601                 g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + 1, sizeof(char));
 602                 if (g_server_service_name)
 603                         snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + 1, "%s", STT_SERVER_SERVICE_NAME);
 604                 g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
 605                 if (g_server_service_object)
 606                         snprintf(g_server_service_object, strlen(STT_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", STT_SERVER_SERVICE_OBJECT_PATH);
 607                 g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
 608                 if (g_server_service_interface)
 609                         snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + 1, "%s", STT_SERVER_SERVICE_INTERFACE);
 610         } else {
 611                 g_server_service_name = (char*)calloc(strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, sizeof(char));
 612                 if (g_server_service_name)
 613                         snprintf(g_server_service_name, strlen(STT_SERVER_SERVICE_NAME) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_NAME, ".", (engine_appid + 10));
 614                 g_server_service_object = (char*)calloc(strlen(STT_SERVER_SERVICE_OBJECT_PATH) + strlen(engine_appid) - 8, sizeof(char));
 615                 if (g_server_service_object)
 616                         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));
 617                 g_server_service_interface = (char*)calloc(strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, sizeof(char));
 618                 if (g_server_service_interface)
 619                         snprintf(g_server_service_interface, strlen(STT_SERVER_SERVICE_INTERFACE) + strlen(engine_appid) - 8, "%s%s%s", STT_SERVER_SERVICE_INTERFACE, ".", (engine_appid + 10));
 620         }
 621
 622         if (NULL == g_server_service_name || NULL == g_server_service_object || NULL == g_server_service_interface) {
 623                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] dbus info invalid");
 624                 buxton_value_free(bux_val);
 625                 buxton_free_layer(bux_layer);
 626                 buxton_close(bux_cli);
 627
 628                 bux_cli = NULL;
 629                 bux_layer = NULL;
 630                 bux_val = NULL;
 631
 632                 __sttd_dbus_service_free();
 633                 return STTD_ERROR_OPERATION_FAILED;
 634         }
 635
 636         char* ret_char = strchr(g_server_service_interface, '-');
 637         while (NULL != ret_char) {
 638                 ret_char[0] = '_';
 639                 ret_char = strchr(g_server_service_interface, '-');
 640         }
 641
 642         SLOG(LOG_DEBUG, TAG_STTD, "[get_service_interface] service interface: %s", g_server_service_interface);
 643
 644         buxton_value_free(bux_val);
 645         buxton_free_layer(bux_layer);
 646         buxton_close(bux_cli);
 647
 648         bux_cli = NULL;
 649         bux_layer = NULL;
 650         bux_val = NULL;
 651
 652         SLOG(LOG_DEBUG, TAG_STTD, "[get_service_name] FINISH!! service name: %s", g_server_service_name);
 653
 654         return STTD_ERROR_NONE;
 655
 656 }
 657
 658 int __sttd_request_custom_dbus_name()
 659 {
 660         DBusError err;
 661         dbus_error_init(&err);
 662
 663         /* Create connection for sender */
 664         g_conn_custom = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 665         if (dbus_error_is_set(&err)) {
 666                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 667                 dbus_error_free(&err);
 668                 __sttd_dbus_connection_free();
 669                 return STTD_ERROR_OPERATION_FAILED;
 670         }
 671
 672         if (NULL == g_conn_custom) {
 673                 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] fail to get dbus connection");
 674                 return STTD_ERROR_OPERATION_FAILED;
 675         }
 676
 677         dbus_connection_set_exit_on_disconnect(g_conn_custom, false);
 678
 679         int ret = dbus_bus_request_name(g_conn_custom, STT_SERVER_CUSTOM_SERVICE_NAME, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
 680         if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
 681                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
 682                 __sttd_dbus_connection_free();
 683                 return STTD_ERROR_OPERATION_FAILED;
 684         }
 685
 686         if (dbus_error_is_set(&err)) {
 687                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
 688                 dbus_error_free(&err);
 689                 __sttd_dbus_connection_free();
 690                 return STTD_ERROR_OPERATION_FAILED;
 691         }
 692
 693         dbus_bus_release_name(g_conn_custom, STT_SERVER_CUSTOM_SERVICE_NAME, &err);
 694         if (dbus_error_is_set(&err)) {
 695                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
 696                 dbus_error_free(&err);
 697                 __sttd_dbus_connection_free();
 698                 return STTD_ERROR_OPERATION_FAILED;
 699         }
 700
 701         dbus_connection_close(g_conn_custom);
 702         dbus_connection_unref(g_conn_custom);
 703         g_conn_custom = NULL;
 704
 705         SLOG(LOG_DEBUG, TAG_STTD, "==");
 706         return 0;
 707 }
 708
 709 int sttd_dbus_open_connection()
 710 {
 711         DBusError err;
 712         dbus_error_init(&err);
 713
 714         int ret;
 715
 716         /* Create connection for sender */
 717         g_conn_sender = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 718         if (dbus_error_is_set(&err)) {
 719                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 720                 dbus_error_free(&err);
 721         }
 722
 723         if (NULL == g_conn_sender) {
 724                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection sender");
 725                 return STTD_ERROR_OPERATION_FAILED;
 726         }
 727
 728         dbus_connection_set_exit_on_disconnect(g_conn_sender, false);
 729
 730         /* connect to the bus and check for errors */
 731         g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
 732
 733         if (dbus_error_is_set(&err)) {
 734                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
 735                 dbus_error_free(&err);
 736         }
 737
 738         if (NULL == g_conn_listener) {
 739                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get dbus connection");
 740                 __sttd_dbus_connection_free();
 741                 return STTD_ERROR_OPERATION_FAILED;
 742         }
 743
 744         dbus_connection_set_exit_on_disconnect(g_conn_listener, false);
 745
 746         /* Get buxton key */
 747         ret = __sttd_get_buxtonkey();
 748         if (0 != ret) {
 749                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get buxton key");
 750                 __sttd_dbus_service_free();
 751                 __sttd_dbus_connection_free();
 752                 return ret;
 753         }
 754
 755         ret = __sttd_request_custom_dbus_name();
 756         if (0 != ret) {
 757                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to request custom dbus name");
 758                 __sttd_dbus_service_free();
 759                 __sttd_dbus_connection_free();
 760                 return ret;
 761         }
 762
 763         ret = dbus_bus_request_name(g_conn_listener, g_server_service_name, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
 764
 765         if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
 766                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to be primary owner");
 767                 __sttd_dbus_service_free();
 768                 __sttd_dbus_connection_free();
 769                 return STTD_ERROR_OPERATION_FAILED;
 770         }
 771
 772         if (dbus_error_is_set(&err)) {
 773                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_request_name() : %s", err.message);
 774                 dbus_error_free(&err);
 775                 __sttd_dbus_service_free();
 776                 __sttd_dbus_connection_free();
 777                 return STTD_ERROR_OPERATION_FAILED;
 778         }
 779
 780         /* Flush messages which are received before fd event handler registration */
 781 /*      while (DBUS_DISPATCH_DATA_REMAINS == dbus_connection_get_dispatch_status(g_conn_listener)) {
 782                 listener_event_callback(NULL, NULL);
 783         }
 784 */
 785         /* add a rule for getting signal */
 786         char rule[128];
 787         snprintf(rule, 128, "type='signal',interface='%s'", g_server_service_interface);
 788
 789         /* add a rule for which messages we want to see */
 790         dbus_bus_add_match(g_conn_listener, rule, &err); /* see signals from the given interface */
 791         dbus_connection_flush(g_conn_listener);
 792
 793         if (dbus_error_is_set(&err)) {
 794                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
 795                 dbus_error_free(&err);
 796                 __sttd_dbus_service_free();
 797                 __sttd_dbus_connection_free();
 798                 return STTD_ERROR_OPERATION_FAILED;
 799         }
 800
 801         int fd = 0;
 802         dbus_connection_get_unix_fd(g_conn_listener, &fd);
 803
 804         g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
 805         if (NULL == g_dbus_fd_handler) {
 806                 SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] Fail to get fd handler");
 807                 __sttd_dbus_service_free();
 808                 __sttd_dbus_connection_free();
 809                 return STTD_ERROR_OPERATION_FAILED;
 810         }
 811
 812         return 0;
 813 }
 814
 815 int sttd_dbus_close_connection()
 816 {
 817         DBusError err;
 818         dbus_error_init(&err);
 819
 820         if (NULL != g_dbus_fd_handler) {
 821                 ecore_main_fd_handler_del(g_dbus_fd_handler);
 822                 g_dbus_fd_handler = NULL;
 823         }
 824
 825         if (NULL != g_conn_listener) {
 826                 dbus_bus_release_name(g_conn_listener, g_server_service_name, &err);
 827                 if (dbus_error_is_set(&err)) {
 828                         SLOG(LOG_ERROR, TAG_STTD, "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
 829                         dbus_error_free(&err);
 830                 }
 831         }
 832
 833         __sttd_dbus_connection_free();
 834         __sttd_dbus_service_free();
 835
 836         SLOG(LOG_DEBUG, TAG_STTD, "[Server] Close dbus connection");
 837
 838         return 0;
 839 }