mm_sound_client.c

   1 /*
   2  * libmm-sound
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Seungbae Shin <seungbae.shin@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #include <poll.h>
  26 #include <sys/stat.h>
  27 #include <fcntl.h>
  28 #include <unistd.h>
  29 #include <errno.h>
  30 #include <signal.h>
  31
  32 #include <pthread.h>
  33 #include <semaphore.h>
  34
  35 #include <mm_error.h>
  36 #include <mm_debug.h>
  37
  38 #include "include/mm_sound.h"
  39 #include "include/mm_sound_client.h"
  40 #include "include/mm_sound_proxy.h"
  41 #include "include/mm_sound_common.h"
  42 #include "include/mm_sound_device.h"
  43 #include "include/mm_sound_stream.h"
  44
  45 #include <mm_session.h>
  46 #include <mm_session_private.h>
  47
  48 #include <glib.h>
  49 #if defined(__GSOURCE_CALLBACK__)
  50 #include <sys/poll.h>
  51 #endif
  52
  53 #define CLIENT_HANDLE_MAX 256
  54
  55 #define FOCUS_HANDLE_MAX 512
  56 #define FOCUS_HANDLE_INIT_VAL -1
  57 #define CONFIG_ENABLE_RETCB
  58
  59 #define VOLUME_TYPE_LEN 64
  60
  61 struct sigaction system_int_old_action;
  62 struct sigaction system_abrt_old_action;
  63 struct sigaction system_segv_old_action;
  64 struct sigaction system_term_old_action;
  65 struct sigaction system_sys_old_action;
  66 struct sigaction system_xcpu_old_action;
  67
  68 struct callback_data {
  69         void *user_cb;
  70         void *user_data;
  71         void *extra_data;
  72         guint subs_id;
  73 };
  74
  75 #define GET_CB_DATA(_cb_data, _func, _userdata, _extradata) \
  76         do { \
  77                 _cb_data = (struct callback_data*) g_malloc0(sizeof(struct callback_data)); \
  78                 _cb_data->user_cb = _func; \
  79                 _cb_data->user_data = _userdata; \
  80                 _cb_data->extra_data = _extradata; \
  81         } while (0)
  82
  83 #ifdef USE_FOCUS
  84 typedef struct {
  85         int focus_tid;
  86         int handle;
  87         int focus_fd;
  88         GSourceFuncs* g_src_funcs;
  89         GPollFD* g_poll_fd;
  90         GSource* focus_src;
  91         bool is_used;
  92         bool auto_reacquire;
  93         GMutex focus_lock;
  94         mm_sound_focus_changed_cb focus_callback;
  95         mm_sound_focus_changed_watch_cb watch_callback;
  96         void* user_data;
  97
  98         bool is_for_session;    /* will be removed when the session concept is completely left out*/
  99 } focus_sound_info_t;
 100
 101 typedef struct {
 102         int pid;
 103         int handle;
 104         int type;
 105         int state;
 106         char stream_type[MAX_STREAM_TYPE_LEN];
 107         char ext_info[MM_SOUND_NAME_NUM];
 108         int option;
 109 } focus_cb_data_lib;
 110
 111 typedef struct {
 112         mm_sound_focus_session_interrupt_cb user_cb;
 113         void* user_data;
 114 } focus_session_interrupt_info_t;
 115
 116 typedef gboolean (*focus_gLoopPollHandler_t)(gpointer d);
 117
 118 GThread *g_focus_thread;
 119 GMainLoop *g_focus_loop;
 120 focus_sound_info_t g_focus_sound_handle[FOCUS_HANDLE_MAX];
 121 focus_session_interrupt_info_t g_focus_session_interrupt_info = {NULL, NULL};
 122 static pthread_mutex_t g_index_mutex = PTHREAD_MUTEX_INITIALIZER;
 123 guint g_focus_signal_handle = 0;
 124 #endif
 125
 126 gboolean g_need_emergent_exit = FALSE;
 127
 128 typedef struct {
 129         /* handle to watch end of playing */
 130         int watching_handle;
 131         /* subscription id to unsubscribe when handle ended */
 132         unsigned subs_id;
 133 } play_sound_end_callback_data_t;
 134
 135 void _system_signal_handler(int signo)
 136 {
 137         int ret = MM_ERROR_NONE;
 138         sigset_t old_mask, all_mask;
 139
 140         debug_warning("Got signal : signo(%d)", signo);
 141
 142         /* signal block */
 143
 144         sigfillset(&all_mask);
 145         sigprocmask(SIG_BLOCK, &all_mask, &old_mask);
 146
 147         if (g_need_emergent_exit) {
 148                 ret = mm_sound_proxy_emergent_exit(getpid());
 149                 if (ret == MM_ERROR_NONE)
 150                         debug_msg("[Client] Success to emergnet_exit\n");
 151                 else
 152                         debug_error("[Client] Error occurred : 0x%x \n",ret);
 153         }
 154
 155         sigprocmask(SIG_SETMASK, &old_mask, NULL);
 156         /* signal unblock */
 157
 158         switch (signo) {
 159         case SIGINT:
 160                 sigaction(SIGINT, &system_int_old_action, NULL);
 161                 raise( signo);
 162                 break;
 163         case SIGABRT:
 164                 sigaction(SIGABRT, &system_abrt_old_action, NULL);
 165                 raise( signo);
 166                 break;
 167         case SIGSEGV:
 168                 sigaction(SIGSEGV, &system_segv_old_action, NULL);
 169                 raise( signo);
 170                 break;
 171         case SIGTERM:
 172                 sigaction(SIGTERM, &system_term_old_action, NULL);
 173                 raise( signo);
 174                 break;
 175         case SIGSYS:
 176                 sigaction(SIGSYS, &system_sys_old_action, NULL);
 177                 raise( signo);
 178                 break;
 179         case SIGXCPU:
 180                 sigaction(SIGXCPU, &system_xcpu_old_action, NULL);
 181                 raise( signo);
 182                 break;
 183         default:
 184                 break;
 185         }
 186
 187         debug_warning("signal handling end");
 188 }
 189
 190 int mm_sound_client_initialize(void)
 191 {
 192         int ret = MM_ERROR_NONE;
 193         debug_fenter();
 194
 195         mm_sound_proxy_initialize();
 196
 197
 198         struct sigaction system_action;
 199         system_action.sa_handler = _system_signal_handler;
 200         system_action.sa_flags = SA_NOCLDSTOP;
 201
 202         sigemptyset(&system_action.sa_mask);
 203
 204         sigaction(SIGINT, &system_action, &system_int_old_action);
 205         sigaction(SIGABRT, &system_action, &system_abrt_old_action);
 206         sigaction(SIGSEGV, &system_action, &system_segv_old_action);
 207         sigaction(SIGTERM, &system_action, &system_term_old_action);
 208         sigaction(SIGSYS, &system_action, &system_sys_old_action);
 209         sigaction(SIGXCPU, &system_action, &system_xcpu_old_action);
 210
 211         debug_fleave();
 212         return ret;
 213 }
 214
 215 int mm_sound_client_finalize(void)
 216 {
 217         int ret = MM_ERROR_NONE;
 218
 219         debug_fenter();
 220
 221         if (g_need_emergent_exit) {
 222                 ret = mm_sound_proxy_emergent_exit(getpid());
 223                 if (ret == MM_ERROR_NONE)
 224                         debug_msg("[Client] Success to emergnet_exit\n");
 225                 else
 226                         debug_error("[Client] Error occurred : 0x%x \n",ret);
 227         }
 228
 229         sigaction(SIGINT, &system_int_old_action, NULL);
 230         sigaction(SIGABRT, &system_abrt_old_action, NULL);
 231         sigaction(SIGSEGV, &system_segv_old_action, NULL);
 232         sigaction(SIGTERM, &system_term_old_action, NULL);
 233         sigaction(SIGSYS, &system_sys_old_action, NULL);
 234         sigaction(SIGXCPU, &system_xcpu_old_action, NULL);
 235
 236         ret = mm_sound_proxy_finalize();
 237
 238
 239 #ifdef USE_FOCUS
 240
 241         if (g_focus_thread) {
 242                 g_main_loop_quit(g_focus_loop);
 243                 g_thread_join(g_focus_thread);
 244                 debug_log("after thread join");
 245                 g_main_loop_unref(g_focus_loop);
 246                 g_focus_thread = NULL;
 247         }
 248
 249 #endif
 250
 251         debug_fleave();
 252         return ret;
 253 }
 254
 255 void mm_sound_convert_volume_type_to_stream_type(int volume_type, char *stream_type)
 256 {
 257         switch (volume_type) {
 258         case VOLUME_TYPE_SYSTEM:
 259                 MMSOUND_STRNCPY(stream_type, "system", MM_SOUND_STREAM_TYPE_LEN);
 260                 break;
 261         case VOLUME_TYPE_NOTIFICATION:
 262                 MMSOUND_STRNCPY(stream_type, "notification", MM_SOUND_STREAM_TYPE_LEN);
 263                 break;
 264         case VOLUME_TYPE_ALARM:
 265                 MMSOUND_STRNCPY(stream_type, "alarm", MM_SOUND_STREAM_TYPE_LEN);
 266                 break;
 267         case VOLUME_TYPE_RINGTONE:
 268                 MMSOUND_STRNCPY(stream_type, "ringtone-voip", MM_SOUND_STREAM_TYPE_LEN);
 269                 break;
 270         case VOLUME_TYPE_MEDIA:
 271                 MMSOUND_STRNCPY(stream_type, "media", MM_SOUND_STREAM_TYPE_LEN);
 272                 break;
 273         case VOLUME_TYPE_CALL:
 274                 MMSOUND_STRNCPY(stream_type, "call-voice", MM_SOUND_STREAM_TYPE_LEN);
 275                 break;
 276         case VOLUME_TYPE_VOIP:
 277                 MMSOUND_STRNCPY(stream_type, "voip", MM_SOUND_STREAM_TYPE_LEN);
 278                 break;
 279         case VOLUME_TYPE_VOICE:
 280                 MMSOUND_STRNCPY(stream_type, "voice-recognition", MM_SOUND_STREAM_TYPE_LEN);
 281                 break;
 282         default:
 283                 MMSOUND_STRNCPY(stream_type, "media", MM_SOUND_STREAM_TYPE_LEN);
 284                 break;
 285         }
 286
 287         debug_msg("volume type (%d) converted to stream type (%s)", volume_type, stream_type);
 288
 289 }
 290
 291 /*****************************************************************************************
 292                             DBUS SUPPORTED FUNCTIONS
 293 ******************************************************************************************/
 294 #ifdef USE_FOCUS
 295 void _mm_sound_client_focus_signal_callback(mm_sound_signal_name_t signal, int value, void *user_data)
 296 {
 297         int ret = MM_ERROR_NONE;
 298
 299         debug_fenter();
 300         debug_msg("focus signal received, value = %d", value);
 301
 302         if (value == 1) {
 303                 ret = mm_sound_proxy_clear_focus(getpid());
 304                 if (ret)
 305                         debug_error("clear focus failed ret = 0x%x", ret);
 306                 mm_sound_unsubscribe_signal(g_focus_signal_handle);
 307                 g_focus_signal_handle = 0;
 308         }
 309 }
 310 #endif
 311
 312 int mm_sound_client_play_tone(int number, int volume_config, double volume, int time, int *handle, bool enable_session)
 313 {
 314         int ret = MM_ERROR_NONE;
 315 //       int instance = -1;     /* instance is unique to communicate with server : client message queue filter type */
 316         int volume_type = MM_SOUND_VOLUME_CONFIG_TYPE(volume_config);
 317         char stream_type[MM_SOUND_STREAM_TYPE_LEN] = {0, };
 318
 319          debug_fenter();
 320
 321         /* read session information */
 322         int session_type = MM_SESSION_TYPE_MEDIA;
 323         int session_options = 0;
 324         int is_focus_registered = 0;
 325
 326         ret = mm_sound_get_signal_value(MM_SOUND_SIGNAL_RELEASE_INTERNAL_FOCUS, &is_focus_registered);
 327         if (ret) {
 328                 debug_error("mm_sound_get_signal_value failed [0x%x]", ret);
 329                 return MM_ERROR_POLICY_INTERNAL;
 330         }
 331
 332         if (is_focus_registered)
 333                 enable_session = false;
 334
 335         if (enable_session) {
 336                 if (MM_ERROR_NONE != _mm_session_util_read_information(-1, &session_type, &session_options)) {
 337                         debug_warning("[Client] Read Session Information failed. use default \"media\" type\n");
 338                         session_type = MM_SESSION_TYPE_MEDIA;
 339
 340                         if(MM_ERROR_NONE != mm_session_init(session_type)) {
 341                                 debug_critical("[Client] MMSessionInit() failed\n");
 342                                 return MM_ERROR_POLICY_INTERNAL;
 343                         }
 344                 }
 345         }
 346
 347          // instance = getpid();
 348          //debug_log("[Client] pid for client ::: [%d]\n", instance);
 349
 350          /* Send msg */
 351          debug_msg("[Client] Input number : %d\n", number);
 352          /* Send req memory */
 353
 354         mm_sound_convert_volume_type_to_stream_type(volume_type, stream_type);
 355         ret = mm_sound_proxy_play_tone(number, time, volume, volume_config,
 356                                         session_type, session_options, getpid(), enable_session, handle, stream_type, -1);
 357 #ifdef USE_FOCUS
 358         if (enable_session && !g_focus_signal_handle) {
 359                 ret = mm_sound_subscribe_signal(MM_SOUND_SIGNAL_RELEASE_INTERNAL_FOCUS, &g_focus_signal_handle, _mm_sound_client_focus_signal_callback, NULL);
 360                 if (ret) {
 361                         debug_error("mm_sound_subscribe_signal failed [0x%x]", ret);
 362                         return MM_ERROR_POLICY_INTERNAL;
 363                 }
 364         }
 365 #endif
 366
 367         debug_fleave();
 368         return ret;
 369 }
 370
 371 int mm_sound_client_play_tone_with_stream_info(int tone, char *stream_type, int stream_id, double volume, int duration, int *handle)
 372 {
 373         int ret = MM_ERROR_NONE;
 374
 375         debug_fenter();
 376
 377         ret = mm_sound_proxy_play_tone_with_stream_info(getpid(), tone, stream_type, stream_id, volume, duration, handle);
 378
 379         debug_fleave();
 380         return ret;
 381 }
 382
 383 static void _mm_sound_stop_callback_wrapper_func(int ended_handle, void *userdata)
 384 {
 385         struct callback_data *cb_data = (struct callback_data*) userdata;
 386         play_sound_end_callback_data_t *end_cb_data;
 387
 388         debug_log("[Wrapper CB][Play Stop] ended_handle : %d", ended_handle);
 389
 390         if (cb_data == NULL) {
 391                 debug_warning("stop callback data null");
 392                 return;
 393         }
 394
 395         end_cb_data = (play_sound_end_callback_data_t*) cb_data->extra_data;
 396
 397         if (ended_handle == end_cb_data->watching_handle) {
 398                 debug_log("Interested playing handle end : %d", ended_handle);
 399                 ((mm_sound_stop_callback_func)(cb_data->user_cb))(cb_data->user_data, ended_handle);
 400                 if (mm_sound_proxy_remove_play_sound_end_callback(end_cb_data->subs_id) != MM_ERROR_NONE)
 401                         debug_error("mm_sound_client_dbus_remove_play_file_end_callback failed");
 402         } else {
 403                 debug_log("Not interested playing handle : %d", ended_handle);
 404         }
 405 }
 406
 407 static void play_end_callback_data_free_func(void *data)
 408 {
 409         struct callback_data *cb_data = (struct callback_data*) data;
 410
 411         if (cb_data) {
 412                 if (cb_data->extra_data)
 413                         g_free(cb_data->extra_data);
 414                 g_free(cb_data);
 415         }
 416 }
 417
 418 int mm_sound_client_play_sound(MMSoundPlayParam *param, int tone, int *handle)
 419 {
 420         int ret = MM_ERROR_NONE;
 421         int session_type = MM_SESSION_TYPE_MEDIA;
 422         int session_options = 0;
 423         int is_focus_registered = 0;
 424 //      int instance = -1;      /* instance is unique to communicate with server : client message queue filter type */
 425         int volume_type = MM_SOUND_VOLUME_CONFIG_TYPE(param->volume_config);
 426         char stream_type[MM_SOUND_STREAM_TYPE_LEN] = {0, };
 427         struct callback_data *cb_data = NULL;
 428         play_sound_end_callback_data_t *end_cb_data;
 429
 430         debug_fenter();
 431
 432         /* read session information */
 433
 434         ret = mm_sound_get_signal_value(MM_SOUND_SIGNAL_RELEASE_INTERNAL_FOCUS, &is_focus_registered);
 435         if (ret) {
 436                 debug_error("mm_sound_get_signal_value failed [0x%x]", ret);
 437                 return MM_ERROR_POLICY_INTERNAL;
 438         }
 439
 440         if (is_focus_registered)
 441                 param->skip_session = true;
 442
 443         if (param->skip_session == false) {
 444                 if(MM_ERROR_NONE != _mm_session_util_read_information(-1, &session_type, &session_options)) {
 445                         debug_warning("[Client] Read MMSession Type failed. use default \"media\" type\n");
 446                         session_type = MM_SESSION_TYPE_MEDIA;
 447
 448                         if(MM_ERROR_NONE != mm_session_init(session_type)) {
 449                                 debug_critical("[Client] MMSessionInit() failed\n");
 450                                 return MM_ERROR_POLICY_INTERNAL;
 451                         }
 452                 }
 453         }
 454
 455         /* Send msg */
 456         if ((param->mem_ptr && param->mem_size)) {
 457                 // Play memory, deprecated
 458                 return MM_ERROR_INVALID_ARGUMENT;
 459         }
 460
 461         mm_sound_convert_volume_type_to_stream_type(volume_type, stream_type);
 462         ret = mm_sound_proxy_play_sound(param->filename, tone, param->loop, param->volume, param->volume_config,
 463                                          param->priority, session_type, session_options, getpid(), param->handle_route,
 464                                          !param->skip_session, handle, stream_type, -1);
 465         if (ret != MM_ERROR_NONE) {
 466                 debug_error("Play Sound Failed");
 467                 goto failed;
 468         }
 469         if (param->callback) {
 470                 end_cb_data = (play_sound_end_callback_data_t *) g_malloc0(sizeof(play_sound_end_callback_data_t));
 471                 end_cb_data->watching_handle = *handle;
 472                 GET_CB_DATA(cb_data, param->callback, param->data, end_cb_data);
 473
 474                 ret = mm_sound_proxy_add_play_sound_end_callback(_mm_sound_stop_callback_wrapper_func, cb_data, play_end_callback_data_free_func, &end_cb_data->subs_id);
 475                 if (ret != MM_ERROR_NONE) {
 476                         debug_error("Add callback for play sound(%d) Failed", *handle);
 477                 }
 478         }
 479 #ifdef USE_FOCUS
 480         if (!param->skip_session && !g_focus_signal_handle) {
 481                 ret = mm_sound_subscribe_signal(MM_SOUND_SIGNAL_RELEASE_INTERNAL_FOCUS, &g_focus_signal_handle, _mm_sound_client_focus_signal_callback, NULL);
 482                 if (ret) {
 483                         debug_error("mm_sound_subscribe_signal failed [0x%x]", ret);
 484                         return MM_ERROR_POLICY_INTERNAL;
 485                 }
 486         }
 487 #endif
 488
 489 failed:
 490
 491         debug_fleave();
 492         return ret;
 493 }
 494
 495 int mm_sound_client_play_sound_with_stream_info(MMSoundPlayParam *param, int *handle, char* stream_type, int stream_id)
 496 {
 497         int ret = MM_ERROR_NONE;
 498         struct callback_data *cb_data = NULL;
 499         play_sound_end_callback_data_t *end_cb_data;
 500
 501         ret = mm_sound_proxy_play_sound_with_stream_info(param->filename, param->loop, param->volume,
 502                                          param->priority, getpid(), param->handle_route, handle, stream_type, stream_id);
 503         if (ret != MM_ERROR_NONE) {
 504                 debug_error("Play Sound Failed");
 505                 goto failed;
 506         }
 507         if (param->callback) {
 508                 end_cb_data = (play_sound_end_callback_data_t *) g_malloc0(sizeof(play_sound_end_callback_data_t));
 509                 end_cb_data->watching_handle = *handle;
 510                 GET_CB_DATA(cb_data, param->callback, param->data, end_cb_data);
 511
 512                 ret = mm_sound_proxy_add_play_sound_end_callback(_mm_sound_stop_callback_wrapper_func, cb_data, play_end_callback_data_free_func, &end_cb_data->subs_id);
 513                 if (ret != MM_ERROR_NONE) {
 514                         debug_error("Add callback for play sound(%d) Failed", *handle);
 515                 }
 516         }
 517
 518 failed:
 519
 520         debug_fleave();
 521         return ret;
 522
 523 }
 524
 525 int mm_sound_client_stop_sound(int handle)
 526 {
 527         int ret = MM_ERROR_NONE;
 528         debug_fenter();
 529
 530         if (handle < 0 || handle > CLIENT_HANDLE_MAX) {
 531                 ret = MM_ERROR_INVALID_ARGUMENT;
 532                 return ret;
 533         }
 534
 535         ret = mm_sound_proxy_stop_sound(handle);
 536
 537         debug_fleave();
 538         return ret;
 539 }
 540
 541 static int _mm_sound_client_device_list_dump (GList *device_list)
 542 {
 543         int ret = MM_ERROR_NONE;
 544         GList *list = NULL;
 545         mm_sound_device_t *device_node = NULL;
 546         int count = 0;
 547         if (!device_list) {
 548                 debug_error("Device list NULL, cannot dump list");
 549                 return MM_ERROR_SOUND_INTERNAL;
 550         }
 551
 552         debug_log("======================== device list : start ==========================\n");
 553         for (list = device_list; list != NULL; list = list->next) {
 554                 device_node = (mm_sound_device_t *)list->data;
 555                 if (device_node) {
 556                         debug_log(" list idx[%d]: type[%17s], id[%02d], io_direction[%d], state[%d], name[%s]\n",
 557                                                 count++, device_node->type, device_node->id, device_node->io_direction, device_node->state, device_node->name);
 558                 }
 559         }
 560         debug_log("======================== device list : end ============================\n");
 561
 562         return ret;
 563 }
 564
 565 int mm_sound_client_get_current_connected_device_list(int device_flags, mm_sound_device_list_t *device_list)
 566 {
 567         int ret = MM_ERROR_NONE;
 568         debug_fenter();
 569
 570         if (!device_list) {
 571                 debug_error("Device list NULL");
 572                 ret = MM_ERROR_COMMON_INVALID_ARGUMENT;
 573                 goto failed;
 574         }
 575
 576         if ((ret = mm_sound_proxy_get_current_connected_device_list(device_flags, &device_list->list)) != MM_ERROR_NONE) {
 577                 debug_error("[Client] failed to get current connected device list with dbus, ret[0x%x]", ret);
 578                 goto failed;
 579         }
 580         if (!device_list->list) {
 581                 debug_error("Got device list null");
 582                 ret = MM_ERROR_SOUND_NO_DATA;
 583                 goto failed;
 584         }
 585         _mm_sound_client_device_list_dump(device_list->list);
 586
 587 failed:
 588         debug_fleave();
 589         return ret;
 590 }
 591
 592 static bool device_is_match_direction(int direction, int mask)
 593 {
 594         if (mask == DEVICE_IO_DIRECTION_FLAGS || mask == 0)
 595                 return true;
 596
 597         if ((mask & MM_SOUND_DEVICE_IO_DIRECTION_IN_FLAG) && (direction & MM_SOUND_DEVICE_IO_DIRECTION_IN))
 598                 return true;
 599         if ((mask & MM_SOUND_DEVICE_IO_DIRECTION_OUT_FLAG) && (direction & MM_SOUND_DEVICE_IO_DIRECTION_OUT))
 600                 return true;
 601         if ((mask & MM_SOUND_DEVICE_IO_DIRECTION_BOTH_FLAG) && (direction == MM_SOUND_DEVICE_IO_DIRECTION_BOTH))
 602                 return true;
 603
 604         return false;
 605 }
 606
 607 static bool device_is_match_state(int state, int mask)
 608 {
 609         if (mask == DEVICE_STATE_FLAGS || mask == 0)
 610                 return true;
 611
 612         if ((mask & MM_SOUND_DEVICE_STATE_DEACTIVATED_FLAG) && (state == MM_SOUND_DEVICE_STATE_DEACTIVATED))
 613                 return true;
 614         if ((mask & MM_SOUND_DEVICE_STATE_ACTIVATED_FLAG) && (state == MM_SOUND_DEVICE_STATE_ACTIVATED))
 615                 return true;
 616
 617         return false;
 618 }
 619
 620 static bool device_is_match_type(const char *type, int mask)
 621 {
 622         bool is_builtin;
 623         const char *builtin_prefix = "builtin";
 624
 625         if (mask == DEVICE_TYPE_FLAGS || mask == 0)
 626                 return true;
 627
 628         is_builtin = !strncmp(type, builtin_prefix, strlen(builtin_prefix));
 629
 630         if ((mask & MM_SOUND_DEVICE_TYPE_INTERNAL_FLAG) && (is_builtin))
 631                 return true;
 632         if ((mask & MM_SOUND_DEVICE_TYPE_EXTERNAL_FLAG) && (!is_builtin))
 633                 return true;
 634
 635         return false;
 636 }
 637
 638 static bool device_is_match_with_mask(const char *type, int direction, int state, int mask)
 639 {
 640         if (mask == DEVICE_ALL_FLAG)
 641                 return true;
 642
 643         return (device_is_match_direction(direction, mask & DEVICE_IO_DIRECTION_FLAGS) &&
 644                         device_is_match_state(state, mask & DEVICE_STATE_FLAGS) &&
 645                         device_is_match_type(type, mask & DEVICE_TYPE_FLAGS));
 646 }
 647
 648 static int _fill_sound_device(mm_sound_device_t *device_h, int device_id, const char *device_type,
 649                 int direction, int state, const char *name, int *stream_id, int stream_num)
 650 {
 651         int i;
 652
 653         if (stream_num > 0 && stream_id == NULL) {
 654                 debug_error("stream_num is %d, but stream_id is NULL", stream_num);
 655                 return -1;
 656         }
 657
 658         if (stream_num > MAX_STREAM_ON_DEVICE) {
 659                 debug_error("too many streams on this device");
 660                 return -1;
 661         }
 662
 663         device_h->id = device_id;
 664         device_h->io_direction = direction;
 665         device_h->state = state;
 666         MMSOUND_STRNCPY(device_h->name, name, MAX_DEVICE_NAME_NUM);
 667         MMSOUND_STRNCPY(device_h->type, device_type, MAX_DEVICE_TYPE_STR_LEN);
 668
 669         if (stream_num > 0) {
 670                 device_h->stream_num = stream_num;
 671                 debug_log("%d streams on this device", stream_num);
 672                 for (i = 0; i < stream_num; i++) {
 673                         debug_log("  stream_id : %d", stream_id[i]);
 674                         device_h->stream_id[i] = stream_id[i];
 675                 }
 676         } else {
 677                 device_h->stream_num = 0;
 678                 debug_log("There is no stream on this device");
 679         }
 680
 681         return 0;
 682 }
 683
 684 static void _mm_sound_device_connected_callback_wrapper_func(int device_id, const char *device_type, int io_direction,
 685                 int state, const char *name, int *stream_id, int stream_num, gboolean is_connected, void *userdata)
 686 {
 687         mm_sound_device_t device_h;
 688         struct callback_data *cb_data = (struct callback_data*) userdata;
 689         int device_flags;
 690
 691         debug_log("[Device %s] id(%d) type(%s) direction(%d) state(%d) name(%s)",
 692                           is_connected ? "Connected" : "Disconnected", device_id, device_type, io_direction,
 693                           state, name, is_connected);
 694
 695         if (cb_data == NULL) {
 696                 debug_warning("device connected changed callback data null");
 697                 return;
 698         }
 699
 700         device_flags = (int) cb_data->extra_data;
 701         if (!device_is_match_with_mask(device_type, io_direction, state, device_flags))
 702                 return;
 703
 704         if (_fill_sound_device(&device_h, device_id, device_type, io_direction, state, name, stream_id, stream_num) < 0) {
 705                 debug_error("Failed to fill sound device");
 706                 return;
 707         }
 708
 709         ((mm_sound_device_connected_cb)(cb_data->user_cb))(&device_h, is_connected, cb_data->user_data);
 710 }
 711
 712 int mm_sound_client_add_device_connected_callback(int device_flags, mm_sound_device_connected_cb func, void* userdata, unsigned int *subs_id)
 713 {
 714         int ret = MM_ERROR_NONE;
 715         struct callback_data *cb_data = NULL;
 716
 717         debug_fenter();
 718
 719         GET_CB_DATA(cb_data, func, userdata, (void*) device_flags);
 720
 721         ret = mm_sound_proxy_add_device_connected_callback(device_flags, _mm_sound_device_connected_callback_wrapper_func, cb_data, g_free, subs_id);
 722         if (ret == MM_ERROR_NONE)
 723                 g_need_emergent_exit = TRUE;
 724
 725         debug_fleave();
 726         return ret;
 727 }
 728
 729 int mm_sound_client_remove_device_connected_callback(unsigned int subs_id)
 730 {
 731         int ret = MM_ERROR_NONE;
 732         debug_fenter();
 733
 734         ret = mm_sound_proxy_remove_device_connected_callback(subs_id);
 735
 736         debug_fleave();
 737         return ret;
 738 }
 739
 740 static void _mm_sound_device_info_changed_callback_wrapper_func(int device_id, const char *device_type, int io_direction,
 741                 int state, const char *name, int *stream_id, int stream_num, int changed_device_info_type, void *userdata)
 742 {
 743         mm_sound_device_t device_h;
 744         struct callback_data *cb_data = (struct callback_data*) userdata;
 745         int device_flags;
 746
 747         debug_log("[Device Info Changed] id(%d) type(%s) direction(%d) state(%d) name(%s) changed_info_type(%d)",
 748                           device_id, device_type, io_direction, state, name, changed_device_info_type);
 749
 750         if (cb_data == NULL) {
 751                 debug_warning("device info changed callback data null");
 752                 return;
 753         }
 754
 755         device_flags = (int) cb_data->extra_data;
 756         if (!device_is_match_with_mask(device_type, io_direction, state, device_flags))
 757                 return;
 758
 759         if (_fill_sound_device(&device_h, device_id, device_type, io_direction, state, name, stream_id, stream_num) < 0) {
 760                 debug_error("Failed to fill sound device");
 761                 return;
 762         }
 763
 764         ((mm_sound_device_info_changed_cb)(cb_data->user_cb))(&device_h, changed_device_info_type, cb_data->user_data);
 765 }
 766
 767 int mm_sound_client_add_device_info_changed_callback(int device_flags, mm_sound_device_info_changed_cb func, void *userdata, unsigned int *subs_id)
 768 {
 769         int ret = MM_ERROR_NONE;
 770         struct callback_data *cb_data = (struct callback_data*) userdata;
 771
 772         debug_fenter();
 773
 774         GET_CB_DATA(cb_data, func, userdata, (void *) device_flags);
 775
 776         ret = mm_sound_proxy_add_device_info_changed_callback(device_flags, _mm_sound_device_info_changed_callback_wrapper_func, cb_data, g_free, subs_id);
 777
 778         debug_fleave();
 779         return ret;
 780 }
 781
 782 int mm_sound_client_remove_device_info_changed_callback(unsigned int subs_id)
 783 {
 784         int ret = MM_ERROR_NONE;
 785         debug_fenter();
 786
 787         ret =  mm_sound_proxy_remove_device_info_changed_callback(subs_id);
 788
 789         debug_fleave();
 790         return ret;
 791
 792 }
 793
 794 static void _mm_sound_device_state_changed_callback_wrapper_func(int device_id, const char *device_type, int io_direction,
 795                 int state, const char *name, int *stream_id, int stream_num, void *userdata)
 796 {
 797         mm_sound_device_t device_h;
 798         struct callback_data *cb_data = (struct callback_data*) userdata;
 799         int device_flags;
 800
 801         debug_log("[Device State Changed] id(%d) type(%s) direction(%d) state(%d) name(%s)",
 802                           device_id, device_type, io_direction, state, name);
 803
 804         if (cb_data == NULL) {
 805                 debug_warning("device state changed callback data null");
 806                 return;
 807         }
 808
 809         device_flags = (int) cb_data->extra_data;
 810
 811         if (!device_is_match_with_mask(device_type, io_direction, state, device_flags))
 812                 return;
 813
 814         if (_fill_sound_device(&device_h, device_id, device_type, io_direction, state, name, stream_id, stream_num) < 0) {
 815                 debug_error("Failed to fill sound device");
 816                 return;
 817         }
 818
 819         ((mm_sound_device_state_changed_cb)(cb_data->user_cb))(&device_h, state, cb_data->user_data);
 820 }
 821
 822 int mm_sound_client_add_device_state_changed_callback(int device_flags, mm_sound_device_state_changed_cb func, void *userdata, unsigned int *id)
 823 {
 824         int ret = MM_ERROR_NONE;
 825         struct callback_data *cb_data = (struct callback_data*) userdata;
 826
 827         debug_fenter();
 828
 829         GET_CB_DATA(cb_data, func, userdata, (void *) device_flags);
 830
 831         ret = mm_sound_proxy_add_device_state_changed_callback(device_flags, _mm_sound_device_state_changed_callback_wrapper_func, cb_data, g_free, id);
 832
 833         debug_fleave();
 834         return ret;
 835 }
 836
 837 int mm_sound_client_remove_device_state_changed_callback(unsigned int id)
 838 {
 839         int ret = MM_ERROR_NONE;
 840         debug_fenter();
 841
 842         ret =  mm_sound_proxy_remove_device_state_changed_callback(id);
 843
 844         debug_fleave();
 845         return ret;
 846 }
 847
 848 int mm_sound_client_is_stream_on_device(int stream_id, int device_id, bool *is_on)
 849 {
 850         int ret = MM_ERROR_NONE;
 851         debug_fenter();
 852
 853         if (!is_on) {
 854                 debug_error("Invalid Parameter");
 855                 ret = MM_ERROR_COMMON_INVALID_ARGUMENT;
 856                 goto failed;
 857         }
 858
 859         if ((ret = mm_sound_proxy_is_stream_on_device(stream_id, device_id, is_on)) != MM_ERROR_NONE) {
 860                 debug_error("[Client] failed to query is stream on device, ret[0x%x]", ret);
 861                 goto failed;
 862         }
 863
 864 failed:
 865         debug_fleave();
 866         return ret;
 867 }
 868
 869 int __convert_volume_type_to_str(int volume_type, char **volume_type_str)
 870 {
 871         int ret = MM_ERROR_NONE;
 872
 873         if (!volume_type_str) {
 874                 return MM_ERROR_COMMON_INVALID_ARGUMENT;
 875         }
 876
 877         switch (volume_type) {
 878         case VOLUME_TYPE_SYSTEM:
 879                 *volume_type_str = "system";
 880                 break;
 881         case VOLUME_TYPE_NOTIFICATION:
 882                 *volume_type_str = "notification";
 883                 break;
 884         case VOLUME_TYPE_ALARM:
 885                 *volume_type_str = "alarm";
 886                 break;
 887         case VOLUME_TYPE_RINGTONE:
 888                 *volume_type_str = "ringtone";
 889                 break;
 890         case VOLUME_TYPE_MEDIA:
 891                 *volume_type_str = "media";
 892                 break;
 893         case VOLUME_TYPE_CALL:
 894                 *volume_type_str = "call";
 895                 break;
 896         case VOLUME_TYPE_VOIP:
 897                 *volume_type_str = "voip";
 898                 break;
 899         case VOLUME_TYPE_VOICE:
 900                 *volume_type_str = "voice";
 901                 break;
 902         }
 903         if (!strncmp(*volume_type_str,"", VOLUME_TYPE_LEN)) {
 904                 debug_error("could not find the volume_type[%d] in this switch case statement", volume_type);
 905                 ret = MM_ERROR_SOUND_INTERNAL;
 906         } else {
 907                 debug_log("volume_type[%s]", *volume_type_str);
 908         }
 909         return ret;
 910 }
 911
 912 static int __convert_volume_type_to_int(const char *volume_type_str, volume_type_t *volume_type)
 913 {
 914         int ret = MM_ERROR_NONE;
 915
 916         if (!volume_type || !volume_type_str) {
 917                 return MM_ERROR_COMMON_INVALID_ARGUMENT;
 918         }
 919
 920         if (!strncmp(volume_type_str, "system", VOLUME_TYPE_LEN)) {
 921                 *volume_type = VOLUME_TYPE_SYSTEM;
 922         } else if (!strncmp(volume_type_str, "notification", VOLUME_TYPE_LEN)) {
 923                 *volume_type = VOLUME_TYPE_NOTIFICATION;
 924         } else if (!strncmp(volume_type_str, "alarm", VOLUME_TYPE_LEN)) {
 925                 *volume_type = VOLUME_TYPE_ALARM;
 926         } else if (!strncmp(volume_type_str, "ringtone", VOLUME_TYPE_LEN)) {
 927                 *volume_type = VOLUME_TYPE_RINGTONE;
 928         } else if (!strncmp(volume_type_str, "media", VOLUME_TYPE_LEN)) {
 929                 *volume_type = VOLUME_TYPE_MEDIA;
 930         } else if (!strncmp(volume_type_str, "call", VOLUME_TYPE_LEN)) {
 931                 *volume_type = VOLUME_TYPE_CALL;
 932         } else if (!strncmp(volume_type_str, "voip", VOLUME_TYPE_LEN)) {
 933                 *volume_type = VOLUME_TYPE_VOIP;
 934         } else if (!strncmp(volume_type_str, "voice", VOLUME_TYPE_LEN)) {
 935                 *volume_type = VOLUME_TYPE_VOICE;
 936         } else {
 937                 debug_log("Invalid volume type : [%s]", volume_type_str);
 938                 ret = MM_ERROR_SOUND_INTERNAL;
 939         }
 940
 941         return ret;
 942 }
 943
 944 int mm_sound_client_set_volume_by_type(const int volume_type, const unsigned int volume_level)
 945 {
 946         int ret = MM_ERROR_NONE;
 947         char *type_str = NULL;
 948         debug_fenter();
 949
 950         if ((ret = __convert_volume_type_to_str(volume_type, &type_str)) != MM_ERROR_NONE) {
 951                 debug_error("volume type convert failed");
 952                 goto failed;
 953         }
 954
 955         ret = mm_sound_proxy_set_volume_by_type(type_str, volume_level);
 956
 957 failed:
 958         debug_fleave();
 959         return ret;
 960 }
 961
 962 static void _mm_sound_volume_changed_callback_wrapper_func(const char *direction, const char *volume_type_str, int volume_level, void *userdata)
 963 {
 964         volume_type_t volume_type = 0;
 965         struct callback_data *cb_data = (struct callback_data *) userdata;
 966
 967         debug_log("[Wrapper CB][Volume Changed] direction : %s, volume_type : %s, volume_level : %d", direction, volume_type_str, volume_level);
 968
 969         if (cb_data == NULL) {
 970                 debug_warning("volume changed callback data null");
 971                 return;
 972         }
 973
 974         if (__convert_volume_type_to_int(volume_type_str, &volume_type) != MM_ERROR_NONE) {
 975                 debug_error("volume type convert failed");
 976                 return;
 977         }
 978         debug_log("Call volume changed user cb, direction : %s, vol_type : %s(%d), level : %u", direction, volume_type_str, volume_type, volume_level);
 979         ((mm_sound_volume_changed_cb)(cb_data->user_cb))(volume_type, volume_level, cb_data->user_data);
 980 }
 981
 982 int mm_sound_client_add_volume_changed_callback(mm_sound_volume_changed_cb func, void* userdata, unsigned int *subs_id)
 983 {
 984         int ret = MM_ERROR_NONE;
 985         struct callback_data *cb_data = NULL;
 986
 987         debug_fenter();
 988
 989         GET_CB_DATA(cb_data, func, userdata, NULL);
 990
 991         ret = mm_sound_proxy_add_volume_changed_callback(_mm_sound_volume_changed_callback_wrapper_func, cb_data, g_free, subs_id);
 992
 993         debug_fleave();
 994
 995         return ret;
 996 }
 997
 998 int mm_sound_client_remove_volume_changed_callback(unsigned int subs_id)
 999 {
1000         int ret = MM_ERROR_NONE;
1001         debug_fenter();
1002
1003         ret = mm_sound_proxy_remove_volume_changed_callback(subs_id);
1004
1005         debug_fleave();
1006         return ret;
1007 }
1008
1009 #ifdef USE_FOCUS
1010 int mm_sound_client_set_session_interrupt_callback(mm_sound_focus_session_interrupt_cb callback, void* user_data)
1011 {
1012         int ret = MM_ERROR_NONE;
1013
1014         debug_fenter();
1015
1016         if (!callback)
1017                 return MM_ERROR_INVALID_ARGUMENT;
1018
1019         g_focus_session_interrupt_info.user_cb = callback;
1020         g_focus_session_interrupt_info.user_data = user_data;
1021
1022         debug_fleave();
1023         return ret;
1024 }
1025
1026 int mm_sound_client_unset_session_interrupt_callback(void)
1027 {
1028         int ret = MM_ERROR_NONE;
1029
1030         debug_fenter();
1031
1032         if (!g_focus_session_interrupt_info.user_cb) {
1033                 debug_error("no callback to unset");
1034                 return MM_ERROR_SOUND_INTERNAL;
1035         }
1036
1037         g_focus_session_interrupt_info.user_cb = NULL;
1038         g_focus_session_interrupt_info.user_data = NULL;
1039
1040         debug_fleave();
1041         return ret;
1042 }
1043
1044 static gpointer _focus_thread_func(gpointer data)
1045 {
1046         unsigned int thread_id = (unsigned int)pthread_self();
1047         debug_warning(">>> thread func..ID of this thread(%u), mainloop(%p)", thread_id, g_focus_loop);
1048         if (g_focus_loop)
1049                 g_main_loop_run(g_focus_loop);
1050
1051         debug_warning("<<< quit thread func..(%u), mainloop(%p)", thread_id, g_focus_loop);
1052         return NULL;
1053 }
1054
1055 static gboolean _focus_fd_check(GSource * source)
1056 {
1057         GSList *fd_list;
1058         GPollFD *temp;
1059
1060         if (!source) {
1061                 debug_error("GSource is null");
1062                 return FALSE;
1063         }
1064         fd_list = source->poll_fds;
1065         if (!fd_list) {
1066                 debug_error("fd_list is null");
1067                 return FALSE;
1068         }
1069         do {
1070                 temp = (GPollFD*)fd_list->data;
1071                 if (!temp) {
1072                         debug_error("fd_list->data is null");
1073                         return FALSE;
1074                 }
1075                 if (temp->revents & (POLLIN | POLLPRI)) {
1076                         return TRUE;
1077                 }
1078                 fd_list = fd_list->next;
1079         } while (fd_list);
1080
1081         return FALSE; /* there is no change in any fd state */
1082 }
1083
1084 static gboolean _focus_fd_prepare(GSource *source, gint *timeout)
1085 {
1086         return FALSE;
1087 }
1088
1089 static gboolean _focus_fd_dispatch(GSource *source,     GSourceFunc callback, gpointer user_data)
1090 {
1091         callback(user_data);
1092         return TRUE;
1093 }
1094
1095 static int _focus_find_index_by_handle(int handle)
1096 {
1097         int i = 0;
1098         for (i = 0; i < FOCUS_HANDLE_MAX; i++) {
1099                 if (g_focus_sound_handle[i].focus_callback && handle == g_focus_sound_handle[i].handle) {
1100                         /* debug_msg("found index(%d) for handle(%d)", i, handle);*/
1101                         return (handle == FOCUS_HANDLE_INIT_VAL)? -1 : i;
1102                 }
1103         }
1104         return -1;
1105 }
1106
1107 static int _focus_watch_find_index_by_handle(int handle)
1108 {
1109         int i = 0;
1110         for (i = 0; i < FOCUS_HANDLE_MAX; i++) {
1111                 if (g_focus_sound_handle[i].watch_callback && handle == g_focus_sound_handle[i].handle) {
1112                         /* debug_msg("found index(%d) for watch handle(%d)", i, handle);*/
1113                         return (handle == FOCUS_HANDLE_INIT_VAL)? -1 : i;
1114                 }
1115         }
1116         return -1;
1117 }
1118
1119 static gboolean _focus_callback_handler(gpointer d)
1120 {
1121         GPollFD *data = (GPollFD*)d;
1122         int count;
1123         int tid = 0;
1124         int focus_index = 0;
1125         focus_cb_data_lib cb_data;
1126         debug_log(">>> focus_callback_handler()..ID of this thread(%u)\n", (unsigned int)pthread_self());
1127
1128         memset(&cb_data, 0, sizeof(focus_cb_data_lib));
1129
1130         if (!data) {
1131                 debug_error("GPollFd is null");
1132                 return FALSE;
1133         }
1134         if (data->revents & (POLLIN | POLLPRI)) {
1135                 int changed_state = -1;
1136
1137                 count = read(data->fd, &cb_data, sizeof(cb_data));
1138                 if (count < 0){
1139                         char str_error[256];
1140                         strerror_r(errno, str_error, sizeof(str_error));
1141                         debug_error("GpollFD read fail, errno=%d(%s)",errno, str_error);
1142                         return FALSE;
1143                 }
1144                 changed_state = cb_data.state;
1145                 focus_index = _focus_find_index_by_handle(cb_data.handle);
1146                 if (focus_index == -1) {
1147                         debug_error("Could not find index");
1148                         return FALSE;
1149                 }
1150
1151                 g_mutex_lock(&g_focus_sound_handle[focus_index].focus_lock);
1152
1153                 tid = g_focus_sound_handle[focus_index].focus_tid;
1154
1155                 if (changed_state != -1) {
1156                         debug_msg("Got and start CB : TID(%d), handle(%d), type(%d), state(%d,(DEACTIVATED(0)/ACTIVATED(1)), trigger(%s)", tid, cb_data.handle, cb_data.type, cb_data.state, cb_data.stream_type);
1157                         if (g_focus_sound_handle[focus_index].focus_callback == NULL) {
1158                                         debug_error("callback is null..");
1159                                         g_mutex_unlock(&g_focus_sound_handle[focus_index].focus_lock);
1160                                         return FALSE;
1161                         }
1162                         debug_msg("[CALLBACK(%p) START]",g_focus_sound_handle[focus_index].focus_callback);
1163                         (g_focus_sound_handle[focus_index].focus_callback)(cb_data.handle, cb_data.type, cb_data.state, cb_data.stream_type, cb_data.option, cb_data.ext_info, g_focus_sound_handle[focus_index].user_data);
1164                         debug_msg("[CALLBACK END]");
1165                         if (g_focus_session_interrupt_info.user_cb) {
1166                                 debug_msg("sending session interrupt callback(%p)", g_focus_session_interrupt_info.user_cb);
1167                                 (g_focus_session_interrupt_info.user_cb)(cb_data.state, cb_data.stream_type, false, g_focus_session_interrupt_info.user_data);
1168                         }
1169                 }
1170 #ifdef CONFIG_ENABLE_RETCB
1171                 {
1172                         int rett = 0;
1173                         int tmpfd = -1;
1174                         unsigned int buf = 0;
1175                         char *filename2 = g_strdup_printf("/tmp/FOCUS.%d.%dr", g_focus_sound_handle[focus_index].focus_tid, cb_data.handle);
1176                         tmpfd = open(filename2, O_WRONLY | O_NONBLOCK);
1177                         if (tmpfd < 0) {
1178                                 char str_error[256];
1179                                 strerror_r(errno, str_error, sizeof(str_error));
1180                                 debug_warning("[RETCB][Failed(May Server Close First)]tid(%d) fd(%d) %s errno=%d(%s)\n", tid, tmpfd, filename2, errno, str_error);
1181                                 g_free(filename2);
1182                                 g_mutex_unlock(&g_focus_sound_handle[focus_index].focus_lock);
1183                                 return FALSE;
1184                         }
1185                         /* buf contains data as below,
1186                          * |<--12bits--><--4bits (reacquisition)--><--16bits (handle)-->| */
1187                         buf = (unsigned int)((0x0000ffff & cb_data.handle) | (g_focus_sound_handle[focus_index].auto_reacquire << 16));
1188                         rett = write(tmpfd, &buf, sizeof(buf));
1189                         close(tmpfd);
1190                         g_free(filename2);
1191                         debug_msg("[RETCB] tid(%d) finishing CB (write=%d)\n", tid, rett);
1192                 }
1193 #endif
1194         }
1195
1196         g_mutex_unlock(&g_focus_sound_handle[focus_index].focus_lock);
1197
1198         return TRUE;
1199 }
1200
1201 static gboolean _focus_watch_callback_handler(gpointer d)
1202 {
1203         GPollFD *data = (GPollFD*)d;
1204         int count;
1205         int tid = 0;
1206         int focus_index = 0;
1207         focus_cb_data_lib cb_data;
1208
1209         debug_fenter();
1210
1211         memset(&cb_data, 0, sizeof(focus_cb_data_lib));
1212
1213         if (!data) {
1214                 debug_error("GPollFd is null");
1215                 return FALSE;
1216         }
1217         if (data->revents & (POLLIN | POLLPRI)) {
1218                 count = read(data->fd, &cb_data, sizeof(cb_data));
1219                 if (count < 0){
1220                         char str_error[256];
1221                         strerror_r(errno, str_error, sizeof(str_error));
1222                         debug_error("GpollFD read fail, errno=%d(%s)",errno, str_error);
1223                         return FALSE;
1224                 }
1225
1226                 focus_index = _focus_watch_find_index_by_handle(cb_data.handle);
1227                 if (focus_index == -1) {
1228                         debug_error("Could not find index");
1229                         return FALSE;
1230                 }
1231
1232                 if (!g_focus_sound_handle[focus_index].is_used) {
1233                         debug_warning("unsetting watch calllback has been already requested");
1234                         goto SKIP_CB_AND_RET;
1235                 }
1236
1237                 debug_msg("lock focus_lock = %p", &g_focus_sound_handle[focus_index].focus_lock);
1238                 g_mutex_lock(&g_focus_sound_handle[focus_index].focus_lock);
1239
1240                 tid = g_focus_sound_handle[focus_index].focus_tid;
1241
1242                 debug_msg("Got and start CB : TID(%d), handle(%d), type(%d), state(%d,(DEACTIVATED(0)/ACTIVATED(1)), trigger(%s)", tid, cb_data.handle,  cb_data.type, cb_data.state, cb_data.stream_type);
1243
1244                 if (g_focus_sound_handle[focus_index].watch_callback == NULL) {
1245                         debug_msg("callback is null..");
1246                 } else {
1247                         debug_msg("[CALLBACK(%p) START]",g_focus_sound_handle[focus_index].watch_callback);
1248                         (g_focus_sound_handle[focus_index].watch_callback)(cb_data.handle, cb_data.type, cb_data.state, cb_data.stream_type, cb_data.ext_info, g_focus_sound_handle[focus_index].user_data);
1249                         debug_msg("[CALLBACK END]");
1250                         if (g_focus_session_interrupt_info.user_cb) {
1251                                 debug_msg("sending session interrupt callback(%p)", g_focus_session_interrupt_info.user_cb);
1252                                 (g_focus_session_interrupt_info.user_cb)(cb_data.state, cb_data.stream_type, true, g_focus_session_interrupt_info.user_data);
1253                         }
1254                 }
1255
1256 SKIP_CB_AND_RET:
1257 #ifdef CONFIG_ENABLE_RETCB
1258                 {
1259                         int rett = 0;
1260                         int tmpfd = -1;
1261                         int buf = -1;
1262                         char *filename2 = g_strdup_printf("/tmp/FOCUS.%d.%d.wchr", g_focus_sound_handle[focus_index].focus_tid, cb_data.handle);
1263                         tmpfd = open(filename2, O_WRONLY | O_NONBLOCK);
1264                         if (tmpfd < 0) {
1265                                 char str_error[256];
1266                                 strerror_r(errno, str_error, sizeof(str_error));
1267                                 debug_warning("[RETCB][Failed(May Server Close First)]tid(%d) fd(%d) %s errno=%d(%s)\n", tid, tmpfd, filename2, errno, str_error);
1268                                 g_free(filename2);
1269                                 g_mutex_unlock(&g_focus_sound_handle[focus_index].focus_lock);
1270                                 return FALSE;
1271                         }
1272                         buf = cb_data.handle;
1273                         rett = write(tmpfd, &buf, sizeof(buf));
1274                         close(tmpfd);
1275                         g_free(filename2);
1276                         debug_msg("[RETCB] tid(%d) finishing CB (write=%d)\n", tid, rett);
1277                 }
1278 #endif
1279         }
1280
1281         if (g_focus_sound_handle[focus_index].is_used) {
1282                 debug_msg("unlock focus_lock = %p", &g_focus_sound_handle[focus_index].focus_lock);
1283                 g_mutex_unlock(&g_focus_sound_handle[focus_index].focus_lock);
1284         }
1285
1286         debug_fleave();
1287
1288         return TRUE;
1289 }
1290
1291 static void _focus_open_callback(int index, bool is_for_watching)
1292 {
1293         mode_t pre_mask;
1294         char *filename;
1295
1296         debug_fenter();
1297
1298         if (is_for_watching) {
1299                 filename = g_strdup_printf("/tmp/FOCUS.%d.%d.wch", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1300         } else {
1301                 filename = g_strdup_printf("/tmp/FOCUS.%d.%d", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1302         }
1303         pre_mask = umask(0);
1304         if (mknod(filename, S_IFIFO|0666, 0)) {
1305                 debug_error("mknod() failure, errno(%d)", errno);
1306         }
1307         umask(pre_mask);
1308         g_focus_sound_handle[index].focus_fd = open(filename, O_RDWR|O_NONBLOCK);
1309         if (g_focus_sound_handle[index].focus_fd == -1) {
1310                 debug_error("Open fail : index(%d), file open error(%d)", index, errno);
1311         } else {
1312                 debug_log("Open success : index(%d), filename(%s), fd(%d)", index, filename, g_focus_sound_handle[index].focus_fd);
1313         }
1314         g_free(filename);
1315         filename = NULL;
1316
1317 #ifdef CONFIG_ENABLE_RETCB
1318         char *filename2;
1319
1320         if (is_for_watching) {
1321                 filename2 = g_strdup_printf("/tmp/FOCUS.%d.%d.wchr", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1322         } else {
1323                 filename2 = g_strdup_printf("/tmp/FOCUS.%d.%dr", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1324         }
1325         pre_mask = umask(0);
1326         if (mknod(filename2, S_IFIFO | 0666, 0)) {
1327                 debug_error("mknod() failure, errno(%d)", errno);
1328         }
1329         umask(pre_mask);
1330         g_free(filename2);
1331         filename2 = NULL;
1332 #endif
1333         debug_fleave();
1334
1335 }
1336
1337 void _focus_close_callback(int index, bool is_for_watching)
1338 {
1339         char *filename = NULL;
1340
1341         debug_fenter();
1342
1343         if (g_focus_sound_handle[index].focus_fd < 0) {
1344                 debug_error("Close fail : index(%d)", index);
1345         } else {
1346                 close(g_focus_sound_handle[index].focus_fd);
1347                 debug_log("Close Success : index(%d)", index);
1348         }
1349
1350         if (is_for_watching) {
1351                 filename = g_strdup_printf("/tmp/FOCUS.%d.%d.wch", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1352         } else {
1353                 filename = g_strdup_printf("/tmp/FOCUS.%d.%d", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1354         }
1355         if (remove(filename)) {
1356                 debug_warning("remove(%s) failure (focus_server probably removed it in advance), errno(%d)", filename, errno);
1357         }
1358         g_free(filename);
1359         filename = NULL;
1360
1361 #ifdef CONFIG_ENABLE_RETCB
1362         char *filename2;
1363
1364         if (is_for_watching) {
1365                 filename2 = g_strdup_printf("/tmp/FOCUS.%d.%d.wchr", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1366         } else {
1367                 filename2 = g_strdup_printf("/tmp/FOCUS.%d.%dr", g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle);
1368         }
1369         if (remove(filename2)) {
1370                 debug_warning("remove(%s) failure (focus_server probably removed it in advance), errno(%d)", filename2, errno);
1371         }
1372         g_free(filename2);
1373         filename2 = NULL;
1374
1375         debug_fleave();
1376 #endif
1377
1378 }
1379
1380 static bool _focus_add_sound_callback(int index, int fd, gushort events, focus_gLoopPollHandler_t p_gloop_poll_handler )
1381 {
1382         GSource* g_src = NULL;
1383         GSourceFuncs *g_src_funcs = NULL;               /* handler function */
1384         guint g_src_id = 0;
1385         GPollFD *g_poll_fd = NULL;                      /* file descriptor */
1386
1387         debug_fenter();
1388
1389         g_mutex_init(&g_focus_sound_handle[index].focus_lock);
1390
1391         /* 1. make GSource Object */
1392         g_src_funcs = (GSourceFuncs *)g_malloc(sizeof(GSourceFuncs));
1393         if (!g_src_funcs) {
1394                 debug_error("failed to g_malloc for g_src_funcs");
1395                 goto ERROR;
1396         }
1397
1398         g_src_funcs->prepare = _focus_fd_prepare;
1399         g_src_funcs->check = _focus_fd_check;
1400         g_src_funcs->dispatch = _focus_fd_dispatch;
1401         g_src_funcs->finalize = NULL;
1402         g_src = g_source_new(g_src_funcs, sizeof(GSource));
1403         if (!g_src) {
1404                 debug_error("failed to g_source_new for g_src");
1405                 goto ERROR;
1406         }
1407
1408         /* 2. add file description which used in g_loop() */
1409         g_poll_fd = (GPollFD *)g_malloc(sizeof(GPollFD));
1410         if (!g_poll_fd) {
1411                 debug_error("failed to g_malloc for g_poll_fd");
1412                 goto ERROR;
1413         }
1414         g_poll_fd->fd = fd;
1415         g_poll_fd->events = events;
1416
1417         /* 3. combine g_source object and file descriptor */
1418         g_source_add_poll(g_src, g_poll_fd);
1419         g_src_id = g_source_attach(g_src, g_main_loop_get_context(g_focus_loop));
1420         if (!g_src_id) {
1421                 debug_error("failed to attach the source to context");
1422                 goto ERROR;
1423         }
1424
1425         /* 4. set callback */
1426         g_source_set_callback(g_src, p_gloop_poll_handler,(gpointer)g_poll_fd, NULL);
1427
1428         debug_log("g_malloc : g_src_funcs(%p), g_poll_fd(%p)", g_src_funcs, g_poll_fd);
1429
1430         /* 5. store to global handle */
1431         g_focus_sound_handle[index].focus_src = g_src;
1432         g_focus_sound_handle[index].g_src_funcs = g_src_funcs;
1433         g_focus_sound_handle[index].g_poll_fd = g_poll_fd;
1434
1435         debug_fleave();
1436         return true;
1437
1438 ERROR:
1439         if (g_src_funcs)
1440                 g_free(g_src_funcs);
1441         if (g_poll_fd)
1442                 g_free(g_poll_fd);
1443         if (g_src)
1444                 g_source_unref(g_src);
1445
1446         return false;
1447 }
1448
1449 static bool _focus_remove_sound_callback(int index, gushort events)
1450 {
1451         bool ret = true;
1452
1453         debug_fenter();
1454
1455         g_mutex_clear(&g_focus_sound_handle[index].focus_lock);
1456
1457         GSourceFuncs *g_src_funcs = g_focus_sound_handle[index].g_src_funcs;
1458         GPollFD *g_poll_fd = g_focus_sound_handle[index].g_poll_fd;     /* store file descriptor */
1459         if (!g_poll_fd) {
1460                 debug_error("g_poll_fd is null..");
1461                 ret = false;
1462                 goto RELEASE;
1463         }
1464         g_poll_fd->fd = g_focus_sound_handle[index].focus_fd;
1465         g_poll_fd->events = events;
1466
1467         if (!g_focus_sound_handle[index].focus_src) {
1468                 debug_error("g_focus_sound_handle[%d].focus_src is null..", index);
1469                 ret = false;
1470                 goto RELEASE;
1471         }
1472         g_source_remove_poll(g_focus_sound_handle[index].focus_src, g_poll_fd);
1473         debug_log("g_source_remove_poll : fd(%d), event(%x)", g_poll_fd->fd, g_poll_fd->events);
1474
1475 RELEASE:
1476         if (g_focus_sound_handle[index].focus_src)
1477                 g_source_destroy(g_focus_sound_handle[index].focus_src);
1478
1479         debug_log("g_free : g_src_funcs(%x), g_poll_fd(%x)", g_src_funcs, g_poll_fd);
1480         if (g_src_funcs) {
1481                 g_free(g_src_funcs);
1482                 g_src_funcs = NULL;
1483         }
1484         if (g_poll_fd) {
1485                 g_free(g_poll_fd);
1486                 g_poll_fd = NULL;
1487         }
1488
1489         g_focus_sound_handle[index].g_src_funcs = NULL;
1490         g_focus_sound_handle[index].g_poll_fd = NULL;
1491         g_focus_sound_handle[index].focus_src = NULL;
1492         g_focus_sound_handle[index].focus_callback = NULL;
1493         g_focus_sound_handle[index].watch_callback = NULL;
1494
1495         debug_fleave();
1496         return ret;
1497 }
1498
1499
1500 static void _focus_add_callback(int index, bool is_for_watching)
1501 {
1502         debug_fenter();
1503         if (!is_for_watching) {
1504                 if (!_focus_add_sound_callback(index, g_focus_sound_handle[index].focus_fd, (gushort)POLLIN | POLLPRI, _focus_callback_handler)) {
1505                         debug_error("failed to _focus_add_sound_callback()");
1506                         //return false;
1507                 }
1508         } else { // need to check if it's necessary
1509                 if (!_focus_add_sound_callback(index, g_focus_sound_handle[index].focus_fd, (gushort)POLLIN | POLLPRI, _focus_watch_callback_handler)) {
1510                         debug_error("failed to _focus_add_sound_callback()");
1511                         //return false;
1512                 }
1513         }
1514         debug_fleave();
1515 }
1516
1517 static void _focus_remove_callback(int index)
1518 {
1519         debug_fenter();
1520         if (!_focus_remove_sound_callback(index, (gushort)POLLIN | POLLPRI)) {
1521                 debug_error("failed to __focus_remove_sound_callback()");
1522                 //return false;
1523         }
1524         debug_fleave();
1525 }
1526
1527 static void _focus_init_callback(int index, bool is_for_watching)
1528 {
1529         debug_fenter();
1530         _focus_open_callback(index, is_for_watching);
1531         _focus_add_callback(index, is_for_watching);
1532         debug_fleave();
1533 }
1534
1535 static void _focus_destroy_callback(int index, bool is_for_watching)
1536 {
1537         debug_fenter();
1538         _focus_remove_callback(index);
1539         _focus_close_callback(index, is_for_watching);
1540         debug_fleave();
1541 }
1542
1543 int mm_sound_client_get_unique_id(int *id)
1544 {
1545         int ret = MM_ERROR_NONE;
1546
1547         debug_fenter();
1548
1549         if (!id)
1550                 ret = MM_ERROR_INVALID_ARGUMENT;
1551         else
1552                 ret = mm_sound_proxy_get_unique_id(id);
1553
1554         debug_fleave();
1555
1556         return ret;
1557 }
1558
1559 int mm_sound_client_is_focus_cb_thread(GThread *mine, bool *result)
1560 {
1561         int ret = MM_ERROR_NONE;
1562
1563         if (!mine || !result)
1564                 ret = MM_ERROR_INVALID_ARGUMENT;
1565         else {
1566                 if (mine == g_focus_thread)
1567                         *result = true;
1568                 else
1569                         *result = false;
1570         }
1571
1572         return ret;
1573 }
1574
1575 int mm_sound_client_register_focus(int id, int pid, const char *stream_type, mm_sound_focus_changed_cb callback, bool is_for_session, void* user_data)
1576 {
1577         int ret = MM_ERROR_NONE;
1578         int instance;
1579         int index = 0;
1580
1581         debug_fenter();
1582         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1583
1584         instance = pid;
1585
1586         for (index = 0; index < FOCUS_HANDLE_MAX - 1; index++) {
1587                 if (g_focus_sound_handle[index].is_used == false) {
1588                         g_focus_sound_handle[index].is_used = true;
1589                         break;
1590                 }
1591         }
1592
1593         g_focus_sound_handle[index].focus_tid = instance;
1594         g_focus_sound_handle[index].handle = id;
1595         g_focus_sound_handle[index].focus_callback = callback;
1596         g_focus_sound_handle[index].user_data = user_data;
1597         g_focus_sound_handle[index].is_for_session = is_for_session;
1598         g_focus_sound_handle[index].auto_reacquire = true;
1599
1600         ret = mm_sound_proxy_register_focus(id, pid, stream_type, callback, is_for_session, user_data);
1601
1602         if (ret == MM_ERROR_NONE) {
1603                 debug_msg("[Client] Success to register focus\n");
1604                 g_need_emergent_exit = TRUE;
1605                 if (!g_focus_thread) {
1606                         GMainContext* focus_context = g_main_context_new ();
1607                         g_focus_loop = g_main_loop_new (focus_context, FALSE);
1608                         g_main_context_unref(focus_context);
1609                         if (g_focus_loop == NULL) {
1610                                 debug_error("could not create mainloop..");
1611                                 ret = MM_ERROR_SOUND_INTERNAL;
1612                                 goto cleanup;
1613                         }
1614
1615                         g_focus_thread = g_thread_new("focus-cb-thread", _focus_thread_func, NULL);
1616                         if (g_focus_thread == NULL) {
1617                                 debug_error("could not create thread..");
1618                                 g_main_loop_unref(g_focus_loop);
1619                                 ret = MM_ERROR_SOUND_INTERNAL;
1620                                 goto cleanup;
1621                         }
1622                 } else {
1623                         debug_warning("focus thread(%p) with mainloop(%p) exists, skip thread creation",
1624                                                 g_focus_thread, g_focus_loop);
1625                 }
1626         } else {
1627                 debug_error("[Client] Error occurred : 0x%x \n",ret);
1628                 goto cleanup;
1629         }
1630
1631         _focus_init_callback(index, false);
1632
1633 cleanup:
1634
1635         if (ret) {
1636                 g_focus_sound_handle[index].is_used = false;
1637         }
1638
1639         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1640         debug_fleave();
1641
1642         return ret;
1643 }
1644
1645 int mm_sound_client_unregister_focus(int id)
1646 {
1647         int ret = MM_ERROR_NONE;
1648         int instance;
1649         int index = -1;
1650
1651         debug_fenter();
1652         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1653
1654         index = _focus_find_index_by_handle(id);
1655         if (index == -1) {
1656                 debug_error("Could not find index");
1657                 ret = MM_ERROR_INVALID_ARGUMENT;
1658                 goto cleanup;
1659         }
1660         instance = g_focus_sound_handle[index].focus_tid;
1661
1662         if (!g_mutex_trylock(&g_focus_sound_handle[index].focus_lock)) {
1663                 debug_warning("maybe focus_callback is being called, try one more time..");
1664                 usleep(2500000); // 2.5 sec
1665                 if (g_mutex_trylock(&g_focus_sound_handle[index].focus_lock)) {
1666                         debug_msg("finally got focus_lock");
1667                 }
1668         }
1669
1670         ret = mm_sound_proxy_unregister_focus(instance, id, g_focus_sound_handle[index].is_for_session);
1671
1672         if (ret == MM_ERROR_NONE)
1673                 debug_msg("[Client] Success to unregister focus\n");
1674         else
1675                 debug_error("[Client] Error occurred : 0x%x \n",ret);
1676
1677         g_mutex_unlock(&g_focus_sound_handle[index].focus_lock);
1678
1679         _focus_destroy_callback(index, false);
1680         g_focus_sound_handle[index].focus_fd = 0;
1681         g_focus_sound_handle[index].focus_tid = 0;
1682         g_focus_sound_handle[index].handle = 0;
1683         g_focus_sound_handle[index].is_used = false;
1684 cleanup:
1685         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1686         debug_fleave();
1687         return ret;
1688 }
1689
1690 int mm_sound_client_set_focus_reacquisition(int id, bool reacquisition)
1691 {
1692         int ret = MM_ERROR_NONE;
1693         int instance;
1694         int index = -1;
1695         bool result;
1696
1697         debug_fenter();
1698         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1699
1700         index = _focus_find_index_by_handle(id);
1701         if (index == -1) {
1702                 debug_error("Could not find index");
1703                 ret = MM_ERROR_INVALID_ARGUMENT;
1704                 goto cleanup;
1705         }
1706         instance = g_focus_sound_handle[index].focus_tid;
1707
1708         ret = mm_sound_client_is_focus_cb_thread(g_thread_self(), &result);
1709         if (ret) {
1710                 debug_error("[Client] mm_sound_client_is_focus_cb_thread failed");
1711                 goto cleanup;
1712         } else if (!result) {
1713                 ret = mm_sound_proxy_set_foucs_reacquisition(instance, id, reacquisition);
1714                 if (ret == MM_ERROR_NONE) {
1715                         debug_msg("[Client] Success to set focus reacquisition to [%d]\n", reacquisition);
1716                 } else {
1717                         debug_error("[Client] Error occurred : 0x%x \n",ret);
1718                         goto cleanup;
1719                 }
1720         } else {
1721                 debug_warning("[Client] Inside the focus cb thread, set focus reacquisition to [%d]\n", reacquisition);
1722         }
1723
1724         g_focus_sound_handle[index].auto_reacquire = reacquisition;
1725
1726 cleanup:
1727         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1728         debug_fleave();
1729         return ret;
1730 }
1731
1732 int mm_sound_client_get_focus_reacquisition(int id, bool *reacquisition)
1733 {
1734         int ret = MM_ERROR_NONE;
1735         int index = -1;
1736
1737         debug_fenter();
1738
1739         if (!reacquisition) {
1740                 debug_error("Invalid parameter");
1741                 return MM_ERROR_INVALID_ARGUMENT;
1742         }
1743
1744         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1745
1746         index = _focus_find_index_by_handle(id);
1747         if (index == -1) {
1748                 debug_error("Could not find index");
1749                 ret = MM_ERROR_INVALID_ARGUMENT;
1750                 goto cleanup;
1751         }
1752
1753         *reacquisition = g_focus_sound_handle[index].auto_reacquire;
1754
1755 cleanup:
1756         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1757         debug_fleave();
1758         return ret;
1759 }
1760
1761 int mm_sound_client_get_acquired_focus_stream_type(int focus_type, char **stream_type, int *option, char **ext_info)
1762 {
1763         int ret = MM_ERROR_NONE;
1764         char *ext_str = NULL;
1765
1766         debug_fenter();
1767
1768         ret = mm_sound_proxy_get_acquired_focus_stream_type(focus_type, stream_type, option, &ext_str);
1769         if (ret == MM_ERROR_NONE) {
1770                 debug_msg("[Client] Success to get stream type of acquired focus, stream_type(%s), ext_info(%s)\n", *stream_type, ext_str);
1771                 *ext_info = strdup(ext_str);
1772                 g_free(ext_str);
1773         } else {
1774                 debug_error("[Client] Error occurred : 0x%x \n",ret);
1775         }
1776
1777         debug_fleave();
1778         return ret;
1779 }
1780
1781 int mm_sound_client_acquire_focus(int id, mm_sound_focus_type_e type, int option, const char *ext_info)
1782 {
1783         int ret = MM_ERROR_NONE;
1784         int instance;
1785         int index = -1;
1786
1787         debug_fenter();
1788         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1789
1790         index = _focus_find_index_by_handle(id);
1791         if (index == -1) {
1792                 debug_error("Could not find index");
1793                 ret = MM_ERROR_INVALID_ARGUMENT;
1794                 goto cleanup;
1795         }
1796         instance = g_focus_sound_handle[index].focus_tid;
1797
1798         ret = mm_sound_proxy_acquire_focus(instance, id, type, option, ext_info, g_focus_sound_handle[index].is_for_session);
1799         if (ret == MM_ERROR_NONE)
1800                 debug_msg("[Client] Success to acquire focus\n");
1801         else
1802                 debug_error("[Client] Error occurred : 0x%x \n",ret);
1803
1804 cleanup:
1805         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1806         debug_fleave();
1807         return ret;
1808 }
1809
1810 int mm_sound_client_release_focus(int id, mm_sound_focus_type_e type, int option, const char *ext_info)
1811 {
1812         int ret = MM_ERROR_NONE;
1813         int instance;
1814         int index = -1;
1815
1816         debug_fenter();
1817         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1818
1819         index = _focus_find_index_by_handle(id);
1820         if (index == -1) {
1821                 debug_error("Could not find index");
1822                 ret = MM_ERROR_INVALID_ARGUMENT;
1823                 goto cleanup;
1824         }
1825         instance = g_focus_sound_handle[index].focus_tid;
1826
1827         ret = mm_sound_proxy_release_focus(instance, id, type, option, ext_info, g_focus_sound_handle[index].is_for_session);
1828         if (ret == MM_ERROR_NONE)
1829                 debug_msg("[Client] Success to release focus\n");
1830         else
1831                 debug_error("[Client] Error occurred : 0x%x \n",ret);
1832
1833 cleanup:
1834         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1835         debug_fleave();
1836         return ret;
1837 }
1838
1839 int mm_sound_client_set_focus_watch_callback(int pid, mm_sound_focus_type_e focus_type, mm_sound_focus_changed_watch_cb callback, bool is_for_session, void* user_data, int *id)
1840 {
1841         int ret = MM_ERROR_NONE;
1842         int instance;
1843         int index = 0;
1844
1845         debug_fenter();
1846
1847         if (!id)
1848                 return MM_ERROR_INVALID_ARGUMENT;
1849
1850         //pthread_mutex_lock(&g_thread_mutex2);
1851
1852         instance = pid;
1853
1854         ret = mm_sound_proxy_get_unique_id(id);
1855         if (ret)
1856                 return ret;
1857
1858         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1859
1860         for (index = 0; index < FOCUS_HANDLE_MAX - 1; index++) {
1861                 if (g_focus_sound_handle[index].is_used == false) {
1862                         g_focus_sound_handle[index].is_used = true;
1863                         break;
1864                 }
1865         }
1866
1867         g_focus_sound_handle[index].focus_tid = instance;
1868         g_focus_sound_handle[index].handle = *id;
1869         g_focus_sound_handle[index].watch_callback = callback;
1870         g_focus_sound_handle[index].user_data = user_data;
1871         g_focus_sound_handle[index].is_for_session = is_for_session;
1872
1873         ret = mm_sound_proxy_set_focus_watch_callback(pid, g_focus_sound_handle[index].handle, focus_type, callback, is_for_session, user_data);
1874
1875         if (ret == MM_ERROR_NONE) {
1876                 debug_msg("[Client] Success to watch focus");
1877                 g_need_emergent_exit = TRUE;
1878                 if (!g_focus_thread) {
1879                         GMainContext* focus_context = g_main_context_new ();
1880                         g_focus_loop = g_main_loop_new (focus_context, FALSE);
1881                         g_main_context_unref(focus_context);
1882                         if (g_focus_loop == NULL) {
1883                                 debug_error("could not create mainloop..");
1884                                 ret = MM_ERROR_SOUND_INTERNAL;
1885                                 goto cleanup;
1886                         }
1887
1888                         g_focus_thread = g_thread_new("focus-cb-thread", _focus_thread_func, NULL);
1889                         if (g_focus_thread == NULL) {
1890                                 debug_error ("could not create thread..");
1891                                 g_main_loop_unref(g_focus_loop);
1892                                 ret = MM_ERROR_SOUND_INTERNAL;
1893                                 goto cleanup;
1894                         }
1895                 } else {
1896                         debug_warning("focus thread(%p) with mainloop(%p) exists, skip thread creation",
1897                                                 g_focus_thread, g_focus_loop);
1898                 }
1899         } else {
1900                 debug_error("[Client] Error occurred : 0x%x",ret);
1901                 goto cleanup;
1902         }
1903
1904         _focus_init_callback(index, true);
1905
1906 cleanup:
1907
1908         if (ret) {
1909                 g_focus_sound_handle[index].is_used = false;
1910         }
1911
1912         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1913         debug_fleave();
1914         return ret;
1915 }
1916
1917 int mm_sound_client_unset_focus_watch_callback(int id)
1918 {
1919         int ret = MM_ERROR_NONE;
1920         int index = -1;
1921         debug_fenter();
1922         MMSOUND_ENTER_CRITICAL_SECTION_WITH_RETURN(&g_index_mutex, MM_ERROR_SOUND_INTERNAL);
1923
1924         index = _focus_watch_find_index_by_handle(id);
1925         if (index == -1) {
1926                 debug_error("Could not find index");
1927                 ret = MM_ERROR_INVALID_ARGUMENT;
1928                 goto cleanup;
1929         }
1930
1931         g_mutex_lock(&g_focus_sound_handle[index].focus_lock);
1932
1933         g_focus_sound_handle[index].is_used = false;
1934
1935         ret = mm_sound_proxy_unset_focus_watch_callback(g_focus_sound_handle[index].focus_tid, g_focus_sound_handle[index].handle, g_focus_sound_handle[index].is_for_session);
1936
1937         if (ret == MM_ERROR_NONE)
1938                 debug_msg("[Client] Success to unwatch focus\n");
1939         else
1940                 debug_error("[Client] Error occurred : 0x%x \n",ret);
1941
1942
1943         g_mutex_unlock(&g_focus_sound_handle[index].focus_lock);
1944
1945         _focus_destroy_callback(index, true);
1946         g_focus_sound_handle[index].focus_fd = 0;
1947         g_focus_sound_handle[index].focus_tid = 0;
1948         g_focus_sound_handle[index].handle = 0;
1949 cleanup:
1950         MMSOUND_LEAVE_CRITICAL_SECTION(&g_index_mutex);
1951         debug_fleave();
1952         return ret;
1953 }
1954 #endif
1955
1956
1957 int mm_sound_client_add_test_callback(mm_sound_test_cb func, void* user_data, unsigned int *subs_id)
1958 {
1959         int ret = MM_ERROR_NONE;
1960
1961         debug_fenter();
1962
1963         ret = mm_sound_proxy_add_test_callback(func, user_data, g_free, subs_id);
1964
1965         debug_fleave();
1966         return ret;
1967 }
1968
1969 int mm_sound_client_remove_test_callback(unsigned int subs_id)
1970 {
1971         int ret = MM_ERROR_NONE;
1972         debug_fenter();
1973
1974         ret = mm_sound_proxy_remove_test_callback(subs_id);
1975
1976         debug_fleave();
1977         return ret;
1978 }
1979
1980
1981 int mm_sound_client_test(int a, int b, int* getv)
1982 {
1983         int ret = MM_ERROR_NONE;
1984
1985         debug_fenter();
1986
1987         ret = mm_sound_proxy_test(a, b, getv);
1988         debug_log("%d * %d -> result : %d", a, b, *getv);
1989
1990         debug_fleave();
1991
1992         return ret;
1993 }