client/ctsvc_client_service.c

   1 /*
   2  * Contacts Service
   3  *
   4  * Copyright (c) 2010 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Dohyung Jin <dh.jin@samsung.com>
   7  *                 Jongwon Lee <gogosing.lee@samsung.com>
   8  *                 Donghee Ye <donghee.ye@samsung.com>
   9  *
  10  * Licensed under the Apache License, Version 2.0 (the "License");
  11  * you may not use this file except in compliance with the License.
  12  * You may obtain a copy of the License at
  13  *
  14  * http://www.apache.org/licenses/LICENSE-2.0
  15  *
  16  * Unless required by applicable law or agreed to in writing, software
  17  * distributed under the License is distributed on an "AS IS" BASIS,
  18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19  * See the License for the specific language governing permissions and
  20  * limitations under the License.
  21  *
  22  */
  23 #include <errno.h>
  24 #include <sys/socket.h>
  25 #include <sys/un.h>
  26 #include <unistd.h>
  27 #include <pims-ipc-data.h>
  28
  29 #include "contacts.h"
  30 #include "ctsvc_internal.h"
  31 #include "ctsvc_socket.h"
  32 #include "ctsvc_mutex.h"
  33 #include "ctsvc_inotify.h"
  34 #include "ctsvc_setting.h"
  35 #include "ctsvc_client_ipc.h"
  36
  37 static int ctsvc_connection = 0;
  38
  39 static int __thread ctsvc_connection_on_thread = 0;
  40
  41 API int contacts_connect_with_flags(unsigned int flags)
  42 {
  43         CTS_FN_CALL;
  44         int ret = CONTACTS_ERROR_NONE;
  45
  46         ret = contacts_connect2();
  47         if (ret == CONTACTS_ERROR_NONE)
  48                 return ret;
  49
  50         if (flags & CONTACTS_CONNECT_FLAG_RETRY) {
  51                 int i;
  52                 int waiting_time = 500;
  53                 for (i=0;i<6;i++) {
  54                         usleep(waiting_time * 1000);
  55                         DBG("retry cnt=%d, ret=%x, %d",(i+1), ret, waiting_time);
  56                         ret = contacts_connect2();
  57                         if (ret == CONTACTS_ERROR_NONE)
  58                                 break;
  59                         waiting_time *= 2;
  60                 }
  61         }
  62
  63         return ret;
  64 }
  65
  66 API int contacts_connect2()
  67 {
  68         CTS_FN_CALL;
  69         int ret;
  70
  71         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
  72         if (0 == ctsvc_connection) {
  73
  74                 ret = ctsvc_ipc_connect();
  75                 if (ret != CONTACTS_ERROR_NONE) {
  76                         CTS_ERR("ctsvc_ipc_connect() Failed(%d)", ret);
  77                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  78                         return ret;
  79                 }
  80
  81                 ret = ctsvc_socket_init();
  82                 if (ret != CONTACTS_ERROR_NONE) {
  83                         CTS_ERR("ctsvc_socket_init() Failed(%d)", ret);
  84                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  85                         return ret;
  86                 }
  87
  88                 ret = ctsvc_inotify_init();
  89                 if (ret != CONTACTS_ERROR_NONE) {
  90                         CTS_ERR("ctsvc_inotify_init() Failed(%d)", ret);
  91                         ctsvc_socket_final();
  92                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  93                         return ret;
  94                 }
  95
  96                 ctsvc_view_uri_init();
  97                 ctsvc_register_vconf();
  98                 ctsvc_ipc_create_for_change_subscription();
  99         }
 100         else
 101                 CTS_DBG("System : Contacts service has been already connected(%d)", ctsvc_connection + 1);
 102
 103         ctsvc_connection++;
 104         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 105
 106         return CONTACTS_ERROR_NONE;
 107 }
 108
 109 API int contacts_disconnect2()
 110 {
 111         int ret;
 112
 113         CTS_FN_CALL;
 114
 115         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 116         if (1 == ctsvc_connection) {
 117                 ctsvc_ipc_destroy_for_change_subscription();
 118
 119                 ret = ctsvc_ipc_disconnect();
 120                 if (ret != CONTACTS_ERROR_NONE) {
 121                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 122                         CTS_ERR("ctsvc_ipc_disconnect() Failed(%d)", ret);
 123                         return ret;
 124                 }
 125
 126                 ctsvc_view_uri_deinit();
 127                 ctsvc_inotify_close();
 128                 ctsvc_socket_final();
 129                 ctsvc_deregister_vconf();
 130
 131         }
 132         else if (1 < ctsvc_connection)
 133                 CTS_DBG("System : connection count is %d", ctsvc_connection);
 134         else {
 135                 CTS_DBG("System : please call contacts_connect2(), connection count is (%d)", ctsvc_connection);
 136                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 137                 return CONTACTS_ERROR_INVALID_PARAMETER;
 138         }
 139
 140         ctsvc_connection--;
 141         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 142
 143         return CONTACTS_ERROR_NONE;
 144 }
 145
 146 API int contacts_connect_on_thread()
 147 {
 148         int ret;
 149
 150         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 151
 152         ret = ctsvc_ipc_connect_on_thread();
 153         if (ret != CONTACTS_ERROR_NONE) {
 154                 CTS_ERR("ctsvc_ipc_connect_on_thread() Failed(%d)", ret);
 155                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 156                 return ret;
 157         }
 158
 159         if (0 < ctsvc_connection_on_thread)
 160                 CTS_DBG("System : Contacts service has been already connected");
 161
 162         ctsvc_connection_on_thread++;
 163
 164         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 165
 166         return CONTACTS_ERROR_NONE;
 167 }
 168
 169 API int contacts_disconnect_on_thread()
 170 {
 171         int ret;
 172
 173         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 174
 175         ret = ctsvc_ipc_disconnect_on_thread();
 176         if (ret != CONTACTS_ERROR_NONE) {
 177                 CTS_ERR("ctsvc_ipc_disconnect_on_thread() Failed(%d)", ret);
 178                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 179                 return ret;
 180         }
 181
 182         if (1 == ctsvc_connection_on_thread) {
 183                 CTS_DBG("System : connection_on_thread was destroyed successfully");
 184         }
 185         else if (1 < ctsvc_connection_on_thread) {
 186                 CTS_DBG("System : connection count is %d", ctsvc_connection_on_thread);
 187         }
 188         else {
 189                 CTS_DBG("System : please call contacts_connect_on_thread(), connection count is (%d)", ctsvc_connection_on_thread);
 190                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 191                 return CONTACTS_ERROR_INVALID_PARAMETER;
 192         }
 193
 194         ctsvc_connection_on_thread--;
 195
 196         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 197
 198         return CONTACTS_ERROR_NONE;
 199 }