common/cal_mutex.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
  26 static pthread_mutex_t _cal_property_hash_mutex = PTHREAD_MUTEX_INITIALIZER;
  27 static pthread_mutex_t _cal_connection_mutex = PTHREAD_MUTEX_INITIALIZER;
  28 static pthread_mutex_t _cal_pims_ipc_call_mutex = PTHREAD_MUTEX_INITIALIZER;
  29 static pthread_mutex_t _cal_inotify_mutex = PTHREAD_MUTEX_INITIALIZER;
  30 static pthread_mutex_t _cal_pims_ipc_pubsub_mutex = PTHREAD_MUTEX_INITIALIZER;
  31 static pthread_mutex_t _cal_access_control_mutex = PTHREAD_MUTEX_INITIALIZER;
  32 static pthread_mutex_t _cal_timeout_mutex = PTHREAD_MUTEX_INITIALIZER;
  33 static pthread_mutex_t _cal_handle_mutex = PTHREAD_MUTEX_INITIALIZER;
  34
  35 static inline pthread_mutex_t* _cal_mutex_get_mutex(int type)
  36 {
  37         pthread_mutex_t *ret_val;
  38
  39         switch (type) {
  40         case CAL_MUTEX_PROPERTY_HASH:
  41                 ret_val = &_cal_property_hash_mutex;
  42                 break;
  43         case CAL_MUTEX_CONNECTION:
  44                 ret_val = &_cal_connection_mutex;
  45                 break;
  46         case CAL_MUTEX_PIMS_IPC_CALL:
  47                 ret_val = &_cal_pims_ipc_call_mutex;
  48                 break;
  49         case CAL_MUTEX_INOTIFY:
  50                 ret_val = &_cal_inotify_mutex;
  51                 break;
  52         case CAL_MUTEX_PIMS_IPC_PUBSUB:
  53                 ret_val = &_cal_pims_ipc_pubsub_mutex;
  54                 break;
  55         case CAL_MUTEX_ACCESS_CONTROL:
  56                 ret_val = &_cal_access_control_mutex;
  57                 break;
  58         case CAL_MUTEX_TIMEOUT:
  59                 ret_val = &_cal_timeout_mutex;
  60                 break;
  61         case CAL_MUTEX_HANDLE:
  62                 ret_val = &_cal_handle_mutex;
  63                 break;
  64         default:
  65                 ERR("unknown type(%d)", type);
  66                 ret_val = NULL;
  67                 break;
  68         }
  69         return ret_val;
  70 }
  71
  72 void cal_mutex_lock(int type)
  73 {
  74         int ret;
  75         pthread_mutex_t *mutex;
  76
  77         mutex = _cal_mutex_get_mutex(type);
  78
  79         if (mutex) {
  80                 ret = pthread_mutex_lock(mutex);
  81                 RETM_IF(ret, "pthread_mutex_lock() Fail(%d)", ret);
  82         }
  83 }
  84
  85 void cal_mutex_unlock(int type)
  86 {
  87         int ret;
  88         pthread_mutex_t *mutex;
  89
  90         mutex = _cal_mutex_get_mutex(type);
  91
  92         if (mutex) {
  93                 ret = pthread_mutex_unlock(mutex);
  94                 RETM_IF(ret, "pthread_mutex_unlock() Fail(%d)", ret);
  95         }
  96 }