server/cal_server_ondemand.c

   1 /*
   2  * Calendar Service
   3  *
   4  * Copyright (c) 2012 - 2015 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <pthread.h>
  21
  22 #include "cal_internal.h"
  23 #include "cal_typedef.h"
  24 #include "cal_mutex.h"
  25 #include "cal_server.h"
  26
  27 static pthread_mutex_t cal_mutex_timeout = PTHREAD_MUTEX_INITIALIZER;
  28 static pthread_mutex_t cal_mutex_holding = PTHREAD_MUTEX_INITIALIZER;
  29 static guint cal_timeout_id = 0;
  30 static gboolean cal_holding = FALSE;
  31
  32 void cal_server_ondemand_stop(void)
  33 {
  34         int timeout = cal_server_get_timeout();
  35         if (timeout < 1)
  36                 return;
  37
  38         pthread_mutex_lock(&cal_mutex_timeout);
  39         g_source_remove(cal_timeout_id);
  40         cal_timeout_id = 0;
  41         pthread_mutex_unlock(&cal_mutex_timeout);
  42 }
  43
  44 static gboolean _timeout_cb(gpointer user_data)
  45 {
  46         pthread_mutex_lock(&cal_mutex_holding);
  47         if (FALSE == cal_holding) {
  48                 DBG("exit");
  49                 cal_server_quit_loop();
  50         }
  51         pthread_mutex_unlock(&cal_mutex_holding);
  52         return TRUE;
  53 }
  54
  55 void cal_server_ondemand_start(void)
  56 {
  57         int timeout = cal_server_get_timeout();
  58         if (timeout < 1)
  59                 return;
  60
  61         DBG("timeout(%d)", timeout);
  62         pthread_mutex_lock(&cal_mutex_timeout);
  63         if (cal_timeout_id > 0)
  64                 g_source_remove(cal_timeout_id);
  65         cal_timeout_id = g_timeout_add_seconds(timeout, _timeout_cb, NULL);
  66         pthread_mutex_unlock(&cal_mutex_timeout);
  67 }
  68
  69 void cal_server_ondemand_hold(void)
  70 {
  71         pthread_mutex_lock(&cal_mutex_holding);
  72         cal_holding = TRUE;
  73         pthread_mutex_unlock(&cal_mutex_holding);
  74 }
  75
  76 void cal_server_ondemand_release(void)
  77 {
  78         pthread_mutex_lock(&cal_mutex_holding);
  79         cal_holding = FALSE;
  80         pthread_mutex_unlock(&cal_mutex_holding);
  81 }