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.
15 #include "tts_client.h"
17 /* Max number of handle */
18 static const int g_max_handle = 999;
19 /* allocated handle */
20 static int g_allocated_handle = 0;
22 static GList *g_client_list = NULL;
24 /* private functions */
25 static int __client_generate_uid(int pid)
29 if (g_allocated_handle > g_max_handle) {
30 g_allocated_handle = 1;
33 /* generate uid, handle number should be smaller than 1000 */
34 return pid * 1000 + g_allocated_handle;
37 int tts_client_new(tts_h* tts)
39 tts_client_s* client = NULL;
40 client = (tts_client_s*)calloc(1, sizeof(tts_client_s));
42 SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to allocate memory");
43 return TTS_ERROR_OUT_OF_MEMORY;
45 tts_h temp = (tts_h)calloc(1, sizeof(struct tts_s));
47 SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to allocate memory");
49 return TTS_ERROR_OUT_OF_MEMORY;
51 temp->handle = __client_generate_uid(getpid());
53 /* initialize client data */
55 client->pid = getpid();
56 client->uid = temp->handle;
57 client->current_utt_id = 0;
59 client->state_changed_cb = NULL;
60 client->state_changed_user_data = NULL;
62 client->utt_started_cb = NULL;
63 client->utt_started_user_data = NULL;
64 client->utt_completeted_cb = NULL;
65 client->utt_completed_user_data = NULL;
67 client->error_cb = NULL;
68 client->error_user_data = NULL;
69 client->default_voice_changed_cb = NULL;
70 client->default_voice_changed_user_data = NULL;
71 client->supported_voice_cb = NULL;
72 client->supported_voice_user_data = NULL;
74 client->mode = TTS_MODE_DEFAULT;
75 client->before_state = TTS_STATE_CREATED;
76 client->current_state = TTS_STATE_CREATED;
78 client->cb_ref_count = 0;
80 client->conn_timer = NULL;
82 g_client_list = g_list_append(g_client_list, client);
86 SLOG(LOG_DEBUG, TAG_TTSC, "[Success] Create client object : uid(%d)", client->uid);
88 return TTS_ERROR_NONE;
91 int tts_client_destroy(tts_h tts)
94 SLOG(LOG_ERROR, TAG_TTSC, "Input parameter is NULL");
95 return TTS_ERROR_INVALID_PARAMETER;
99 tts_client_s *data = NULL;
101 /* if list have item */
102 if (g_list_length(g_client_list) > 0) {
103 /* Get a first item */
104 iter = g_list_first(g_client_list);
106 while (NULL != iter) {
108 if (tts->handle == data->tts->handle) {
109 g_client_list = g_list_remove_link(g_client_list, iter);
111 while (0 != data->cb_ref_count) {
112 /* wait for release callback function */
117 SLOG(LOG_DEBUG, TAG_TTSC, "Client destroy");
120 return TTS_ERROR_NONE;
124 iter = g_list_next(iter);
127 SLOG(LOG_ERROR, TAG_TTSC, "Fail to destroy client : handle is not valid");
129 return TTS_ERROR_INVALID_PARAMETER;
132 tts_client_s* tts_client_get(tts_h tts)
135 SLOG(LOG_ERROR, TAG_TTSC, "Input parameter is NULL");
140 tts_client_s *data = NULL;
142 if (g_list_length(g_client_list) > 0) {
143 /* Get a first item */
144 iter = g_list_first(g_client_list);
146 while (NULL != iter) {
149 if (tts->handle == data->tts->handle)
153 iter = g_list_next(iter);
157 SLOG(LOG_ERROR, TAG_TTSC, "handle is not valid");
162 tts_client_s* tts_client_get_by_uid(const int uid)
165 SLOG(LOG_ERROR, TAG_TTSC, "out of range : handle");
170 tts_client_s *data = NULL;
172 if (g_list_length(g_client_list) > 0) {
173 /* Get a first item */
174 iter = g_list_first(g_client_list);
176 while (NULL != iter) {
178 if (uid == data->uid) {
183 iter = g_list_next(iter);
187 SLOG(LOG_WARN, TAG_TTSC, "uid is not valid");
192 int tts_client_get_size()
194 return g_list_length(g_client_list);
197 int tts_client_use_callback(tts_client_s* client)
199 client->cb_ref_count++;
203 int tts_client_not_use_callback(tts_client_s* client)
205 client->cb_ref_count--;
209 int tts_client_get_use_callback(tts_client_s* client)
211 return client->cb_ref_count;
214 int tts_client_get_connected_client_count()
217 tts_client_s *data = NULL;
220 if (g_list_length(g_client_list) > 0) {
221 /* Get a first item */
222 iter = g_list_first(g_client_list);
224 while (NULL != iter) {
226 if (0 < data->current_state) {
231 iter = g_list_next(iter);
237 int tts_client_get_mode_client_count(tts_mode_e mode)
240 tts_client_s *data = NULL;
243 if (g_list_length(g_client_list) > 0) {
244 /* Get a first item */
245 iter = g_list_first(g_client_list);
247 while (NULL != iter) {
249 if (0 < data->current_state && data->mode == mode) {
254 iter = g_list_next(iter);
260 GList* tts_client_get_client_list()
262 return g_client_list;