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.
14 #include <dbus/dbus.h>
19 #include "tts_config_mgr.h"
20 #include "ttsd_main.h"
21 #include "ttsd_dbus_server.h"
22 #include "ttsd_dbus.h"
23 #include "ttsd_server.h"
25 static DBusConnection* g_conn_sender = NULL;
26 static DBusConnection* g_conn_listener = NULL;
28 static Ecore_Fd_Handler* g_dbus_fd_handler = NULL;
30 //static int g_waiting_time = 3000;
32 static char *g_service_name = NULL;
33 static char *g_service_object = NULL;
34 static char *g_service_interface = NULL;
36 const char* __ttsd_get_error_code(ttsd_error_e err)
39 case TTSD_ERROR_NONE: return "TTS_ERROR_NONE";
40 case TTSD_ERROR_OUT_OF_MEMORY: return "TTS_ERROR_OUT_OF_MEMORY";
41 case TTSD_ERROR_IO_ERROR: return "TTS_ERROR_IO_ERROR";
42 case TTSD_ERROR_INVALID_PARAMETER: return "TTS_ERROR_INVALID_PARAMETER";
43 case TTSD_ERROR_OUT_OF_NETWORK: return "TTS_ERROR_OUT_OF_NETWORK";
44 case TTSD_ERROR_INVALID_STATE: return "TTS_ERROR_INVALID_STATE";
45 case TTSD_ERROR_INVALID_VOICE: return "TTS_ERROR_INVALID_VOICE";
46 case TTSD_ERROR_ENGINE_NOT_FOUND: return "TTS_ERROR_ENGINE_NOT_FOUND";
47 case TTSD_ERROR_TIMED_OUT: return "TTS_ERROR_TIMED_OUT";
48 case TTSD_ERROR_OPERATION_FAILED: return "TTS_ERROR_OPERATION_FAILED";
49 case TTSD_ERROR_AUDIO_POLICY_BLOCKED: return "TTS_ERROR_AUDIO_POLICY_BLOCKED";
50 case TTSD_ERROR_NOT_SUPPORTED_FEATURE: return "TTSD_ERROR_NOT_SUPPORTED_FEATURE";
52 return "Invalid error code";
58 int ttsdc_send_hello(int pid, int uid)
61 if (NULL == g_conn_sender) {
62 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
66 char service_name[64];
67 memset(service_name, 0, 64);
68 snprintf(service_name, 64, "%s%d", TTS_CLIENT_SERVICE_NAME, pid);
70 char target_if_name[64];
71 snprintf(target_if_name, sizeof(target_if_name), "%s%d", TTS_CLIENT_SERVICE_INTERFACE, pid);
75 /* create a message & check for errors */
76 msg = dbus_message_new_method_call(
78 TTS_CLIENT_SERVICE_OBJECT_PATH,
83 SLOG(LOG_ERROR, get_tag(), "<<<< [Dbus ERROR] Fail to create hello message : uid(%d)", uid);
86 SLOG(LOG_DEBUG, get_tag(), "<<<< [Dbus] Send hello message : uid(%d)", uid);
89 dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
92 dbus_error_init(&err);
94 DBusMessage* result_msg;
97 result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
98 dbus_message_unref(msg);
99 if (dbus_error_is_set(&err)) {
100 SLOG(LOG_ERROR, get_tag(), "[ERROR] Send error (%s)", err.message);
101 dbus_error_free(&err);
104 if (NULL != result_msg) {
105 dbus_message_get_args(result_msg, &err, DBUS_TYPE_INT32, &result, DBUS_TYPE_INVALID);
107 if (dbus_error_is_set(&err)) {
108 SLOG(LOG_ERROR, get_tag(), ">>>> [Dbus] Get arguments error (%s)", err.message);
109 dbus_error_free(&err);
113 dbus_message_unref(result_msg);
115 SLOG(LOG_DEBUG, get_tag(), ">>>> [Dbus] Result message is NULL. Client is not available");
124 int ttsdc_send_message(int pid, int uid, int data, const char *method)
126 if (NULL == g_conn_sender) {
127 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
131 DBusMessage* msg = NULL;
133 /* create a message */
134 msg = dbus_message_new_signal(
135 TTS_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
136 TTS_CLIENT_SERVICE_INTERFACE, /* interface name of the signal */
137 method); /* name of the signal */
140 SLOG(LOG_ERROR, get_tag(), "<<<< [Dbus ERROR] Fail to create message : %s", method);
143 SLOG(LOG_DEBUG, get_tag(), "<<<< [Dbus] Send %s message : uid(%d) data(%d)", method, uid, data);
146 dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &data, DBUS_TYPE_INVALID);
148 if (1 != dbus_connection_send(g_conn_sender, msg, NULL)) {
149 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to Send");
152 SLOG(LOG_DEBUG, get_tag(), "[Dbus] SUCCESS Send");
153 dbus_connection_flush(g_conn_sender);
156 dbus_message_unref(msg);
161 int ttsdc_send_utt_start_message(int pid, int uid, int uttid)
163 return ttsdc_send_message(pid, uid, uttid, TTSD_METHOD_UTTERANCE_STARTED);
166 int ttsdc_send_utt_finish_message(int pid, int uid, int uttid)
168 return ttsdc_send_message(pid, uid, uttid, TTSD_METHOD_UTTERANCE_COMPLETED);
171 int ttsdc_send_set_state_message(int pid, int uid, int state)
173 return ttsdc_send_message(pid, uid, state, TTSD_METHOD_SET_STATE);
176 int ttsdc_send_error_message(int pid, int uid, int uttid, int reason, char* err_msg)
178 if (NULL == g_conn_sender) {
179 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
183 DBusMessage* msg = NULL;
185 /* create a message */
186 msg = dbus_message_new_signal(
187 TTS_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
188 TTS_CLIENT_SERVICE_INTERFACE, /* interface name of the signal */
189 TTSD_METHOD_ERROR); /* name of the signal */
192 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to create error message : uid(%d)", uid);
196 dbus_message_append_args(msg,
197 DBUS_TYPE_INT32, &uid,
198 DBUS_TYPE_INT32, &uttid,
199 DBUS_TYPE_INT32, &reason,
200 DBUS_TYPE_INT32, &err_msg,
203 dbus_message_set_no_reply(msg, TRUE);
205 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
206 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] <<<< error message : Out Of Memory !");
208 SLOG(LOG_DEBUG, get_tag(), "<<<< Send error message : uid(%d), reason(%s), uttid(%d), err_msg(%d)",
209 uid, __ttsd_get_error_code(reason), uttid, (NULL == err_msg) ? "NULL" : err_msg);
210 dbus_connection_flush(g_conn_sender);
213 dbus_message_unref(msg);
218 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
220 if (NULL == g_conn_listener) return ECORE_CALLBACK_RENEW;
222 dbus_connection_read_write_dispatch(g_conn_listener, 50);
224 DBusMessage* msg = NULL;
225 msg = dbus_connection_pop_message(g_conn_listener);
227 if (true != dbus_connection_get_is_connected(g_conn_listener)) {
228 SLOG(LOG_ERROR, get_tag(), "[ERROR] Connection is disconnected");
229 return ECORE_CALLBACK_RENEW;
232 /* loop again if we haven't read a message */
234 return ECORE_CALLBACK_RENEW;
238 if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_HELLO)) {
239 ttsd_dbus_server_hello(g_conn_listener, msg);
241 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_INITIALIZE)) {
242 ttsd_dbus_server_initialize(g_conn_listener, msg);
244 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_FINALIZE)) {
245 ttsd_dbus_server_finalize(g_conn_listener, msg);
247 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_SUPPORT_VOICES)) {
248 ttsd_dbus_server_get_support_voices(g_conn_listener, msg);
250 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_CURRENT_VOICE)) {
251 ttsd_dbus_server_get_current_voice(g_conn_listener, msg);
253 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_ADD_QUEUE)) {
254 ttsd_dbus_server_add_text(g_conn_listener, msg);
256 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_PLAY)) {
257 ttsd_dbus_server_play(g_conn_listener, msg);
259 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_STOP)) {
260 ttsd_dbus_server_stop(g_conn_listener, msg);
262 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_PAUSE)) {
263 ttsd_dbus_server_pause(g_conn_listener, msg);
265 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_SET_PRIVATE_DATA)) {
266 ttsd_dbus_server_set_private_data(g_conn_listener, msg);
268 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_PRIVATE_DATA)) {
269 ttsd_dbus_server_get_private_data(g_conn_listener, msg);
275 /* free the message */
276 dbus_message_unref(msg);
278 return ECORE_CALLBACK_RENEW;
281 int ttsd_dbus_open_connection()
284 dbus_error_init(&err);
288 /* Create connection for sender */
289 g_conn_sender = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
290 if (dbus_error_is_set(&err)) {
291 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
292 dbus_error_free(&err);
295 if (NULL == g_conn_sender) {
296 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get dbus connection sender");
300 /* connect to the bus and check for errors */
301 g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
302 if (dbus_error_is_set(&err)) {
303 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
304 dbus_error_free(&err);
308 if (NULL == g_conn_listener) {
309 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get dbus connection");
313 if (TTSD_MODE_SCREEN_READER == ttsd_get_mode()) {
314 g_service_name = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_NAME) + 1, sizeof(char));
315 g_service_object = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
316 g_service_interface = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
318 snprintf(g_service_name, strlen(TTS_SR_SERVER_SERVICE_NAME) + 1, "%s", TTS_SR_SERVER_SERVICE_NAME);
319 snprintf(g_service_object, strlen(TTS_SR_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_SR_SERVER_SERVICE_OBJECT_PATH);
320 snprintf(g_service_interface, strlen(TTS_SR_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_SR_SERVER_SERVICE_INTERFACE);
321 } else if (TTSD_MODE_NOTIFICATION == ttsd_get_mode()) {
322 g_service_name = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_NAME) + 1, sizeof(char));
323 g_service_object = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
324 g_service_interface = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
326 snprintf(g_service_name, strlen(TTS_NOTI_SERVER_SERVICE_NAME) + 1, "%s", TTS_NOTI_SERVER_SERVICE_NAME);
327 snprintf(g_service_object, strlen(TTS_NOTI_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_NOTI_SERVER_SERVICE_OBJECT_PATH);
328 snprintf(g_service_interface, strlen(TTS_NOTI_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_NOTI_SERVER_SERVICE_INTERFACE);
330 g_service_name = (char*)calloc(strlen(TTS_SERVER_SERVICE_NAME) + 1, sizeof(char));
331 g_service_object = (char*)calloc(strlen(TTS_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
332 g_service_interface = (char*)calloc(strlen(TTS_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
334 snprintf(g_service_name, strlen(TTS_SERVER_SERVICE_NAME) + 1, "%s", TTS_SERVER_SERVICE_NAME);
335 snprintf(g_service_object, strlen(TTS_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_SERVER_SERVICE_OBJECT_PATH);
336 snprintf(g_service_interface, strlen(TTS_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_SERVER_SERVICE_INTERFACE);
339 /* request our name on the bus and check for errors */
340 ret = dbus_bus_request_name(g_conn_listener, g_service_name, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
341 if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
342 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to be primary owner");
346 if (dbus_error_is_set(&err)) {
347 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to request dbus name : %s", err.message);
348 dbus_error_free(&err);
352 /* add a rule for getting signal */
354 snprintf(rule, 128, "type='method_call',interface='%s'", g_service_interface);
356 /* add a rule for which messages we want to see */
357 dbus_bus_add_match(g_conn_listener, rule, &err);/* see signals from the given interface */
358 dbus_connection_flush(g_conn_listener);
360 if (dbus_error_is_set(&err)) {
361 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
366 dbus_connection_get_unix_fd(g_conn_listener, &fd);
368 g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
369 if (NULL == g_dbus_fd_handler) {
370 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get fd handler");
377 int ttsd_dbus_close_connection()
380 dbus_error_init(&err);
382 if (NULL != g_dbus_fd_handler) {
383 ecore_main_fd_handler_del(g_dbus_fd_handler);
384 g_dbus_fd_handler = NULL;
387 dbus_bus_release_name(g_conn_listener, g_service_name, &err);
388 if (dbus_error_is_set(&err)) {
389 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
390 dbus_error_free(&err);
393 dbus_connection_close(g_conn_sender);
394 dbus_connection_close(g_conn_listener);
396 dbus_connection_unref(g_conn_sender);
397 dbus_connection_unref(g_conn_listener);
399 g_conn_listener = NULL;
400 g_conn_sender = NULL;
402 if (NULL != g_service_name) free(g_service_name);
403 if (NULL != g_service_object) free(g_service_object);
404 if (NULL != g_service_interface)free(g_service_interface);