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 __thread int 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<9;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                         if (6 < i)
  60                                 waiting_time += 30000;
  61                         else
  62                                 waiting_time *= 2;
  63                 }
  64         }
  65
  66         return ret;
  67 }
  68
  69 API int contacts_connect2()
  70 {
  71         CTS_FN_CALL;
  72         int ret;
  73
  74         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
  75         if (0 == ctsvc_connection) {
  76
  77                 ret = ctsvc_ipc_connect();
  78                 if (ret != CONTACTS_ERROR_NONE) {
  79                         CTS_ERR("ctsvc_ipc_connect() Failed(%d)", ret);
  80                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  81                         return ret;
  82                 }
  83
  84                 ret = ctsvc_socket_init();
  85                 if (ret != CONTACTS_ERROR_NONE) {
  86                         CTS_ERR("ctsvc_socket_init() Failed(%d)", ret);
  87                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  88                         return ret;
  89                 }
  90
  91                 ret = ctsvc_inotify_init();
  92                 if (ret != CONTACTS_ERROR_NONE) {
  93                         CTS_ERR("ctsvc_inotify_init() Failed(%d)", ret);
  94                         ctsvc_socket_final();
  95                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  96                         return ret;
  97                 }
  98
  99                 ctsvc_view_uri_init();
 100                 ctsvc_register_vconf();
 101                 ctsvc_ipc_create_for_change_subscription();
 102         }
 103         else
 104                 CTS_DBG("System : Contacts service has been already connected(%d)", ctsvc_connection + 1);
 105
 106         ctsvc_connection++;
 107         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 108
 109         return CONTACTS_ERROR_NONE;
 110 }
 111
 112 API int contacts_disconnect2()
 113 {
 114         int ret;
 115
 116         CTS_FN_CALL;
 117
 118         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 119         if (1 == ctsvc_connection) {
 120                 ctsvc_ipc_destroy_for_change_subscription();
 121
 122                 ret = ctsvc_ipc_disconnect();
 123                 if (ret != CONTACTS_ERROR_NONE) {
 124                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 125                         CTS_ERR("ctsvc_ipc_disconnect() Failed(%d)", ret);
 126                         return ret;
 127                 }
 128
 129                 ctsvc_view_uri_deinit();
 130                 ctsvc_inotify_close();
 131                 ctsvc_socket_final();
 132                 ctsvc_deregister_vconf();
 133
 134         }
 135         else if (1 < ctsvc_connection)
 136                 CTS_DBG("System : connection count is %d", ctsvc_connection);
 137         else {
 138                 CTS_DBG("System : please call contacts_connect2(), connection count is (%d)", ctsvc_connection);
 139                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 140                 return CONTACTS_ERROR_INVALID_PARAMETER;
 141         }
 142
 143         ctsvc_connection--;
 144         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 145
 146         return CONTACTS_ERROR_NONE;
 147 }
 148
 149 API int contacts_connect_on_thread()
 150 {
 151         int ret;
 152
 153         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 154
 155         ret = ctsvc_ipc_connect_on_thread();
 156         if (ret != CONTACTS_ERROR_NONE) {
 157                 CTS_ERR("ctsvc_ipc_connect_on_thread() Failed(%d)", ret);
 158                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 159                 return ret;
 160         }
 161
 162         if (0 < ctsvc_connection_on_thread)
 163                 CTS_DBG("System : Contacts service has been already connected");
 164
 165         ctsvc_connection_on_thread++;
 166
 167         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 168
 169         return CONTACTS_ERROR_NONE;
 170 }
 171
 172 API int contacts_disconnect_on_thread()
 173 {
 174         int ret;
 175
 176         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 177
 178         ret = ctsvc_ipc_disconnect_on_thread();
 179         if (ret != CONTACTS_ERROR_NONE) {
 180                 CTS_ERR("ctsvc_ipc_disconnect_on_thread() Failed(%d)", ret);
 181                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 182                 return ret;
 183         }
 184
 185         if (1 == ctsvc_connection_on_thread) {
 186                 CTS_DBG("System : connection_on_thread was destroyed successfully");
 187         }
 188         else if (1 < ctsvc_connection_on_thread) {
 189                 CTS_DBG("System : connection count is %d", ctsvc_connection_on_thread);
 190         }
 191         else {
 192                 CTS_DBG("System : please call contacts_connect_on_thread(), connection count is (%d)", ctsvc_connection_on_thread);
 193                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 194                 return CONTACTS_ERROR_INVALID_PARAMETER;
 195         }
 196
 197         ctsvc_connection_on_thread--;
 198
 199         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 200
 201         return CONTACTS_ERROR_NONE;
 202 }