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);
69 char target_if_name[64];
70 snprintf(target_if_name, sizeof(target_if_name), "%s%d", TTS_CLIENT_SERVICE_INTERFACE, pid);
74 /* create a message & check for errors */
75 msg = dbus_message_new_method_call(
77 TTS_CLIENT_SERVICE_OBJECT_PATH,
82 SLOG(LOG_ERROR, get_tag(), "<<<< [Dbus ERROR] Fail to create hello message : uid(%d)", uid);
85 SLOG(LOG_DEBUG, get_tag(), "<<<< [Dbus] Send hello message : uid(%d)", uid);
88 dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INVALID);
91 dbus_error_init(&err);
93 DBusMessage* result_msg;
96 result_msg = dbus_connection_send_with_reply_and_block(g_conn_sender, msg, g_waiting_time, &err);
97 dbus_message_unref(msg);
98 if (dbus_error_is_set(&err)) {
99 SLOG(LOG_ERROR, get_tag(), "[ERROR] Send error (%s)", err.message);
100 dbus_error_free(&err);
103 if (NULL != result_msg) {
104 dbus_message_get_args(result_msg, &err, DBUS_TYPE_INT32, &result, DBUS_TYPE_INVALID);
106 if (dbus_error_is_set(&err)) {
107 SLOG(LOG_ERROR, get_tag(), ">>>> [Dbus] Get arguments error (%s)", err.message);
108 dbus_error_free(&err);
112 dbus_message_unref(result_msg);
114 SLOG(LOG_DEBUG, get_tag(), ">>>> [Dbus] Result message is NULL. Client is not available");
123 int ttsdc_send_message(int pid, int uid, int data, const char *method)
125 if (NULL == g_conn_sender) {
126 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
130 DBusMessage* msg = NULL;
132 /* create a message */
133 msg = dbus_message_new_signal(
134 TTS_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
135 TTS_CLIENT_SERVICE_INTERFACE, /* interface name of the signal */
136 method); /* name of the signal */
139 SLOG(LOG_ERROR, get_tag(), "<<<< [Dbus ERROR] Fail to create message : %s", method);
142 SLOG(LOG_DEBUG, get_tag(), "<<<< [Dbus] Send %s message : uid(%d) data(%d)", method, uid, data);
145 dbus_message_append_args(msg, DBUS_TYPE_INT32, &uid, DBUS_TYPE_INT32, &data, DBUS_TYPE_INVALID);
147 if (1 != dbus_connection_send(g_conn_sender, msg, NULL)) {
148 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to Send");
151 SLOG(LOG_DEBUG, get_tag(), "[Dbus] SUCCESS Send");
152 dbus_connection_flush(g_conn_sender);
155 dbus_message_unref(msg);
160 int ttsdc_send_utt_start_message(int pid, int uid, int uttid)
162 return ttsdc_send_message(pid, uid, uttid, TTSD_METHOD_UTTERANCE_STARTED);
165 int ttsdc_send_utt_finish_message(int pid, int uid, int uttid)
167 return ttsdc_send_message(pid, uid, uttid, TTSD_METHOD_UTTERANCE_COMPLETED);
170 int ttsdc_send_set_state_message(int pid, int uid, int state)
172 return ttsdc_send_message(pid, uid, state, TTSD_METHOD_SET_STATE);
175 int ttsdc_send_error_message(int pid, int uid, int uttid, int reason)
177 if (NULL == g_conn_sender) {
178 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Dbus connection is not available");
182 DBusMessage* msg = NULL;
184 /* create a message */
185 msg = dbus_message_new_signal(
186 TTS_CLIENT_SERVICE_OBJECT_PATH, /* object name of the signal */
187 TTS_CLIENT_SERVICE_INTERFACE, /* interface name of the signal */
188 TTSD_METHOD_ERROR); /* name of the signal */
191 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to create error message : uid(%d)", uid);
195 dbus_message_append_args(msg,
196 DBUS_TYPE_INT32, &uid,
197 DBUS_TYPE_INT32, &uttid,
198 DBUS_TYPE_INT32, &reason,
201 dbus_message_set_no_reply(msg, TRUE);
203 if (!dbus_connection_send(g_conn_sender, msg, NULL)) {
204 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] <<<< error message : Out Of Memory !");
206 SLOG(LOG_DEBUG, get_tag(), "<<<< Send error message : uid(%d), reason(%s), uttid(%d)",
207 uid, __ttsd_get_error_code(reason), uttid);
208 dbus_connection_flush(g_conn_sender);
211 dbus_message_unref(msg);
216 static Eina_Bool listener_event_callback(void* data, Ecore_Fd_Handler *fd_handler)
218 if (NULL == g_conn_listener) return ECORE_CALLBACK_RENEW;
220 dbus_connection_read_write_dispatch(g_conn_listener, 50);
222 DBusMessage* msg = NULL;
223 msg = dbus_connection_pop_message(g_conn_listener);
225 if (true != dbus_connection_get_is_connected(g_conn_listener)) {
226 SLOG(LOG_ERROR, get_tag(), "[ERROR] Connection is disconnected");
227 return ECORE_CALLBACK_RENEW;
230 /* loop again if we haven't read a message */
232 return ECORE_CALLBACK_RENEW;
236 if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_HELLO)) {
237 ttsd_dbus_server_hello(g_conn_listener, msg);
239 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_INITIALIZE)) {
240 ttsd_dbus_server_initialize(g_conn_listener, msg);
242 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_FINALIZE)) {
243 ttsd_dbus_server_finalize(g_conn_listener, msg);
245 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_SUPPORT_VOICES)) {
246 ttsd_dbus_server_get_support_voices(g_conn_listener, msg);
248 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_GET_CURRENT_VOICE)) {
249 ttsd_dbus_server_get_current_voice(g_conn_listener, msg);
251 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_ADD_QUEUE)) {
252 ttsd_dbus_server_add_text(g_conn_listener, msg);
254 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_PLAY)) {
255 ttsd_dbus_server_play(g_conn_listener, msg);
257 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_STOP)) {
258 ttsd_dbus_server_stop(g_conn_listener, msg);
260 } else if (dbus_message_is_method_call(msg, g_service_interface, TTS_METHOD_PAUSE)) {
261 ttsd_dbus_server_pause(g_conn_listener, msg);
267 /* free the message */
268 dbus_message_unref(msg);
270 return ECORE_CALLBACK_RENEW;
273 int ttsd_dbus_open_connection()
276 dbus_error_init(&err);
280 /* Create connection for sender */
281 g_conn_sender = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
282 if (dbus_error_is_set(&err)) {
283 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
284 dbus_error_free(&err);
287 if (NULL == g_conn_sender) {
288 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get dbus connection sender");
292 /* connect to the bus and check for errors */
293 g_conn_listener = dbus_bus_get_private(DBUS_BUS_SESSION, &err);
294 if (dbus_error_is_set(&err)) {
295 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail dbus_bus_get : %s", err.message);
296 dbus_error_free(&err);
300 if (NULL == g_conn_listener) {
301 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get dbus connection");
305 if (TTSD_MODE_SCREEN_READER == ttsd_get_mode()) {
306 g_service_name = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_NAME) + 1, sizeof(char));
307 g_service_object = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
308 g_service_interface = (char*)calloc(strlen(TTS_SR_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
310 snprintf(g_service_name, strlen(TTS_SR_SERVER_SERVICE_NAME) + 1, "%s", TTS_SR_SERVER_SERVICE_NAME);
311 snprintf(g_service_object, strlen(TTS_SR_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_SR_SERVER_SERVICE_OBJECT_PATH);
312 snprintf(g_service_interface, strlen(TTS_SR_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_SR_SERVER_SERVICE_INTERFACE);
313 } else if (TTSD_MODE_NOTIFICATION == ttsd_get_mode()) {
314 g_service_name = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_NAME) + 1, sizeof(char));
315 g_service_object = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
316 g_service_interface = (char*)calloc(strlen(TTS_NOTI_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
318 snprintf(g_service_name, strlen(TTS_NOTI_SERVER_SERVICE_NAME) + 1, "%s", TTS_NOTI_SERVER_SERVICE_NAME);
319 snprintf(g_service_object, strlen(TTS_NOTI_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_NOTI_SERVER_SERVICE_OBJECT_PATH);
320 snprintf(g_service_interface, strlen(TTS_NOTI_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_NOTI_SERVER_SERVICE_INTERFACE);
322 g_service_name = (char*)calloc(strlen(TTS_SERVER_SERVICE_NAME) + 1, sizeof(char));
323 g_service_object = (char*)calloc(strlen(TTS_SERVER_SERVICE_OBJECT_PATH) + 1, sizeof(char));
324 g_service_interface = (char*)calloc(strlen(TTS_SERVER_SERVICE_INTERFACE) + 1, sizeof(char));
326 snprintf(g_service_name, strlen(TTS_SERVER_SERVICE_NAME) + 1, "%s", TTS_SERVER_SERVICE_NAME);
327 snprintf(g_service_object, strlen(TTS_SERVER_SERVICE_OBJECT_PATH) + 1, "%s", TTS_SERVER_SERVICE_OBJECT_PATH);
328 snprintf(g_service_interface, strlen(TTS_SERVER_SERVICE_INTERFACE) + 1, "%s", TTS_SERVER_SERVICE_INTERFACE);
331 /* request our name on the bus and check for errors */
332 ret = dbus_bus_request_name(g_conn_listener, g_service_name, DBUS_NAME_FLAG_REPLACE_EXISTING, &err);
333 if (DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER != ret) {
334 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to be primary owner");
338 if (dbus_error_is_set(&err)) {
339 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to request dbus name : %s", err.message);
340 dbus_error_free(&err);
344 /* add a rule for getting signal */
346 snprintf(rule, 128, "type='method_call',interface='%s'", g_service_interface);
348 /* add a rule for which messages we want to see */
349 dbus_bus_add_match(g_conn_listener, rule, &err);/* see signals from the given interface */
350 dbus_connection_flush(g_conn_listener);
352 if (dbus_error_is_set(&err)) {
353 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] dbus_bus_add_match() : %s", err.message);
358 dbus_connection_get_unix_fd(g_conn_listener, &fd);
360 g_dbus_fd_handler = ecore_main_fd_handler_add(fd, ECORE_FD_READ, (Ecore_Fd_Cb)listener_event_callback, g_conn_listener, NULL, NULL);
361 if (NULL == g_dbus_fd_handler) {
362 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] Fail to get fd handler");
369 int ttsd_dbus_close_connection()
372 dbus_error_init(&err);
374 if (NULL != g_dbus_fd_handler) {
375 ecore_main_fd_handler_del(g_dbus_fd_handler);
376 g_dbus_fd_handler = NULL;
379 dbus_bus_release_name(g_conn_listener, g_service_name, &err);
380 if (dbus_error_is_set(&err)) {
381 SLOG(LOG_ERROR, get_tag(), "[Dbus ERROR] dbus_bus_release_name() : %s", err.message);
382 dbus_error_free(&err);
385 dbus_connection_close(g_conn_sender);
386 dbus_connection_close(g_conn_listener);
388 dbus_connection_unref(g_conn_sender);
389 dbus_connection_unref(g_conn_listener);
391 g_conn_listener = NULL;
392 g_conn_sender = NULL;
394 if (NULL != g_service_name) free(g_service_name);
395 if (NULL != g_service_object) free(g_service_object);
396 if (NULL != g_service_interface)free(g_service_interface);