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_common_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_common_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_common_vconf();
 133         }
 134         else if (1 < ctsvc_connection)
 135                 CTS_DBG("System : connection count is %d", ctsvc_connection);
 136         else {
 137                 CTS_DBG("System : please call contacts_connect2(), connection count is (%d)", ctsvc_connection);
 138                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 139                 return CONTACTS_ERROR_INVALID_PARAMETER;
 140         }
 141
 142         ctsvc_connection--;
 143         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 144
 145         return CONTACTS_ERROR_NONE;
 146 }
 147
 148 API int contacts_connect_on_thread()
 149 {
 150         int ret;
 151
 152         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 153
 154         ret = ctsvc_ipc_connect_on_thread();
 155         if (ret != CONTACTS_ERROR_NONE) {
 156                 CTS_ERR("ctsvc_ipc_connect_on_thread() Failed(%d)", ret);
 157                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 158                 return ret;
 159         }
 160
 161         if (0 < ctsvc_connection_on_thread)
 162                 CTS_DBG("System : Contacts service has been already connected");
 163
 164         ctsvc_connection_on_thread++;
 165
 166         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 167
 168         return CONTACTS_ERROR_NONE;
 169 }
 170
 171 API int contacts_disconnect_on_thread()
 172 {
 173         int ret;
 174
 175         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 176
 177         ret = ctsvc_ipc_disconnect_on_thread();
 178         if (ret != CONTACTS_ERROR_NONE) {
 179                 CTS_ERR("ctsvc_ipc_disconnect_on_thread() Failed(%d)", ret);
 180                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 181                 return ret;
 182         }
 183
 184         if (1 == ctsvc_connection_on_thread) {
 185                 CTS_DBG("System : connection_on_thread was destroyed successfully");
 186         }
 187         else if (1 < ctsvc_connection_on_thread) {
 188                 CTS_DBG("System : connection count is %d", ctsvc_connection_on_thread);
 189         }
 190         else {
 191                 CTS_DBG("System : please call contacts_connect_on_thread(), connection count is (%d)", ctsvc_connection_on_thread);
 192                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 193                 return CONTACTS_ERROR_INVALID_PARAMETER;
 194         }
 195
 196         ctsvc_connection_on_thread--;
 197
 198         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 199
 200         return CONTACTS_ERROR_NONE;
 201 }