2 * Copyright (c) 2011-2014 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";
51 return "Invalid error code";
57 int ttsdc_send_hello(int pid, int uid)
60 if (NULL == g_conn_sender) {
61 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
65 char service_name[64];
66 memset(service_name, 0, 64);
67 /*snprintf(service_name, 64, "%s%d", TTS_CLIENT_SERVICE_NAME, pid); */
68 snprintf(service_name, 64, "%s", TTS_CLIENT_SERVICE_NAME);
70 char target_if_name[64];
71 /*snprintf(target_if_name, sizeof(target_if_name), "%s%d", TTS_CLIENT_SERVICE_INTERFACE, pid); */
72 snprintf(target_if_name, sizeof(target_if_name), "%s", TTS_CLIENT_SERVICE_INTERFACE);
76 /* create a message & check for errors */
77 msg = dbus_message_new_method_call(
79 TTS_CLIENT_SERVICE_OBJECT_PATH,
84 SLOG(LOG_ERROR, get_tag(), "<<<< [Dbus ERROR] Fail to create hello message : uid(%d)", uid);
87 SLOG(LOG_DEBUG, get_tag(), "<<<< [Dbus] Send hello message : uid(%d)", uid);
90 dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
93 dbus_error_init(&err);
95 DBusMessage* result_msg;
98 result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
99 dbus_message_unref(msg);
100 if (dbus_error_is_set(&err)) {
101 SLOG(LOG_ERROR, get_tag(), "[ERROR] Send error (%s)", err.message);
102 dbus_error_free(&err);
105 if (NULL != result_msg) {
106 dbus_message_get_args(result_msg, &err, DBUS_TYPE_INT32, &result, DBUS_TYPE_INVALID);
108 if (dbus_error_is_set(&err)) {
109 SLOG(LOG_ERROR, get_tag(), ">>>> [Dbus] Get arguments error (%s)", err.message);
110 dbus_error_free(&err);
114 dbus_message_unref(result_msg);
116 SLOG(LOG_DEBUG, get_tag(), ">>>> [Dbus] Result message is NULL. Client is not available");
125 int ttsdc_send_message(int pid, int uid, int data, const char *method)
127 if (NULL == g_conn_sender) {
128 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
132 char target_if_name[64];
133 memset(target_if_name, 0, 64);
134 snprintf(target_if_name, sizeof(target_if_name), "%s", TTS_CLIENT_SERVICE_INTERFACE);
136 DBusMessage* msg = NULL;
138 /* create a message & check for errors */
139 msg = dbus_message_new_signal(
140 TTS_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
141 target_if_name, /* interface name of the signal */
142 method); /* name of the signal */
145 SLOG(LOG_ERROR, get_tag(), "<<<< [Dbus ERROR] Fail to create message : %s", method);
148 SLOG(LOG_DEBUG, get_tag(), "<<<< [Dbus] Send %s message : uid(%d) data(%d)", method, uid, data);
151 dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &data, DBUS_TYPE_INVALID);
153 if (1 != dbus_connection_send(g_conn_sender, msg, NULL)) {
154 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to Send");
157 SLOG(LOG_DEBUG, get_tag(), "[Dbus] SUCCESS Send");
158 dbus_connection_flush(g_conn_sender);
164 int ttsdc_send_utt_start_message(int pid, int uid, int uttid)
166 return ttsdc_send_message(pid, uid, uttid, TTSD_METHOD_UTTERANCE_STARTED);
169 int ttsdc_send_utt_finish_message(int pid, int uid, int uttid)
171 return ttsdc_send_message(pid, uid, uttid, TTSD_METHOD_UTTERANCE_COMPLETED);
174 int ttsdc_send_set_state_message(int pid, int uid, int state)
176 return ttsdc_send_message(pid, uid, state, TTSD_METHOD_SET_STATE);
179 int ttsdc_send_error_message(int pid, int uid, int uttid, int reason)
181 if (NULL == g_conn_sender) {
182 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
186 char service_name[64];
187 memset(service_name, 0, 64);
188 snprintf(service_name, 64, "%s%d", TTS_CLIENT_SERVICE_NAME, pid);
190 char target_if_name[128];
191 snprintf(target_if_name, sizeof(target_if_name), "%s%d", TTS_CLIENT_SERVICE_INTERFACE, pid);
195 msg = dbus_message_new_method_call(
197 TTS_CLIENT_SERVICE_OBJECT_PATH,
202 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to create error message : uid(%d)", uid);
206 dbus_message_append_args(msg,
207 DBUS_TYPE_INT32, &uid,
208 DBUS_TYPE_INT32, &uttid,
209 DBUS_TYPE_INT32, &reason,
212 dbus_message_set_no_reply(msg, TRUE);
214 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
215 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] <<<< error message : Out Of Memory !");
217 SLOG(LOG_DEBUG, get_tag(), "<<<< Send error message : uid(%d), reason(%s), uttid(%d)",
218 uid, __ttsd_get_error_code(reason), uttid);
219 dbus_connection_flush(g_conn_sender);
222 dbus_message_unref(msg);
227 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
229 if (NULL == g_conn_listener) return ECORE_CALLBACK_RENEW;
231 dbus_connection_read_write_dispatch(g_conn_listener, 50);
233 DBusMessage* msg = NULL;
234 msg = dbus_connection_pop_message(g_conn_listener);
236 if (true != dbus_connection_get_is_connected(g_conn_listener)) {
237 SLOG(LOG_ERROR, get_tag(), "[ERROR] Connection is disconnected");
238 return ECORE_CALLBACK_RENEW;
241 /* loop again if we haven't read a message */
243 return ECORE_CALLBACK_RENEW;
247 if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_HELLO)) {
248 ttsd_dbus_server_hello(g_conn_listener, msg);
250 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_INITIALIZE)) {
251 ttsd_dbus_server_initialize(g_conn_listener, msg);
253 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_FINALIZE)) {
254 ttsd_dbus_server_finalize(g_conn_listener, msg);
256 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_SUPPORT_VOICES)) {
257 ttsd_dbus_server_get_support_voices(g_conn_listener, msg);
259 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_CURRENT_VOICE)) {
260 ttsd_dbus_server_get_current_voice(g_conn_listener, msg);
262 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_ADD_QUEUE)) {
263 ttsd_dbus_server_add_text(g_conn_listener, msg);
265 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_PLAY)) {
266 ttsd_dbus_server_play(g_conn_listener, msg);
268 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_STOP)) {
269 ttsd_dbus_server_stop(g_conn_listener, msg);
271 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_PAUSE)) {
272 ttsd_dbus_server_pause(g_conn_listener, msg);
278 /* free the message */
279 dbus_message_unref(msg);
281 return ECORE_CALLBACK_RENEW;
284 int ttsd_dbus_open_connection()
287 dbus_error_init(&err);
291 /* Create connection for sender */
292 g_conn_sender = dbus_bus_get(DBUS_BUS_SYSTEM, &err);
293 if (dbus_error_is_set(&err)) {
294 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
295 dbus_error_free(&err);
298 if (NULL == g_conn_sender) {
299 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get dbus connection sender");
303 /* connect to the bus and check for errors */
304 g_conn_listener = dbus_bus_get(DBUS_BUS_SYSTEM, &err);
305 if (dbus_error_is_set(&err)) {
306 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
307 dbus_error_free(&err);
310 if (NULL == g_conn_listener) {
311 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get dbus connection");
315 if (TTSD_MODE_SCREEN_READER == ttsd_get_mode()) {
316 g_service_name = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_NAME) + 1, sizeof(char));
317 g_service_object = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
318 g_service_interface = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
320 snprintf(g_service_name, strlen(TTS_SR_SERVER_SERVICE_NAME) + 1, "%s", TTS_SR_SERVER_SERVICE_NAME);
321 snprintf(g_service_object, strlen(TTS_SR_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_SR_SERVER_SERVICE_OBJECT_PATH);
322 snprintf(g_service_interface, strlen(TTS_SR_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_SR_SERVER_SERVICE_INTERFACE);
323 } else if (TTSD_MODE_NOTIFICATION == ttsd_get_mode()) {
324 g_service_name = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_NAME) + 1, sizeof(char));
325 g_service_object = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
326 g_service_interface = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
328 snprintf(g_service_name, strlen(TTS_NOTI_SERVER_SERVICE_NAME) + 1, "%s", TTS_NOTI_SERVER_SERVICE_NAME);
329 snprintf(g_service_object, strlen(TTS_NOTI_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_NOTI_SERVER_SERVICE_OBJECT_PATH);
330 snprintf(g_service_interface, strlen(TTS_NOTI_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_NOTI_SERVER_SERVICE_INTERFACE);
332 g_service_name = (char*)calloc(strlen(TTS_SERVER_SERVICE_NAME) + 1, sizeof(char));
333 g_service_object = (char*)calloc(strlen(TTS_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
334 g_service_interface = (char*)calloc(strlen(TTS_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
336 snprintf(g_service_name, strlen(TTS_SERVER_SERVICE_NAME) + 1, "%s", TTS_SERVER_SERVICE_NAME);
337 snprintf(g_service_object, strlen(TTS_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_SERVER_SERVICE_OBJECT_PATH);
338 snprintf(g_service_interface, strlen(TTS_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_SERVER_SERVICE_INTERFACE);
341 /* request our name on the bus and check for errors */
342 ret = dbus_bus_request_name(g_conn_listener, g_service_name, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
343 if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
344 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to be primary owner");
348 if (dbus_error_is_set(&err)) {
349 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to request dbus name : %s", err.message);
350 dbus_error_free(&err);
354 /* add a rule for getting signal */
356 snprintf(rule, 128, "type='method_call',interface='%s'", g_service_interface);
358 /* add a rule for which messages we want to see */
359 dbus_bus_add_match(g_conn_listener, rule, &err);/* see signals from the given interface */
360 dbus_connection_flush(g_conn_listener);
362 if (dbus_error_is_set(&err)) {
363 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
368 dbus_connection_get_unix_fd(g_conn_listener, &fd);
370 g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
371 if (NULL == g_dbus_fd_handler) {
372 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get fd handler");
379 int ttsd_dbus_close_connection()
382 dbus_error_init(&err);
384 if (NULL != g_dbus_fd_handler) {
385 ecore_main_fd_handler_del(g_dbus_fd_handler);
386 g_dbus_fd_handler = NULL;
389 dbus_bus_release_name(g_conn_listener, g_service_name, &err);
390 if (dbus_error_is_set(&err)) {
391 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
392 dbus_error_free(&err);
395 g_conn_listener = NULL;
396 g_conn_sender = NULL;
398 if (NULL != g_service_name) free(g_service_name);
399 if (NULL != g_service_object) free(g_service_object);
400 if (NULL != g_service_interface)free(g_service_interface);