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_client_ipc.h"
  35
  36 static int ctsvc_connection = 0;
  37
  38 static __thread int ctsvc_connection_on_thread = 0;
  39
  40 API int contacts_connect_with_flags(unsigned int flags)
  41 {
  42         CTS_FN_CALL;
  43         int ret = CONTACTS_ERROR_NONE;
  44
  45         ret = contacts_connect2();
  46         if (ret == CONTACTS_ERROR_NONE)
  47                 return ret;
  48
  49         if (flags & CONTACTS_CONNECT_FLAG_RETRY) {
  50                 int i;
  51                 int waiting_time = 500;
  52                 for (i=0;i<9;i++) {
  53                         usleep(waiting_time * 1000);
  54                         DBG("retry cnt=%d, ret=%x, %d",(i+1), ret, waiting_time);
  55                         ret = contacts_connect2();
  56                         if (ret == CONTACTS_ERROR_NONE)
  57                                 break;
  58                         if (6 < i)
  59                                 waiting_time += 30000;
  60                         else
  61                                 waiting_time *= 2;
  62                 }
  63         }
  64
  65         return ret;
  66 }
  67
  68 API int contacts_connect2()
  69 {
  70         CTS_FN_CALL;
  71         int ret;
  72
  73         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
  74         if (0 == ctsvc_connection) {
  75
  76                 ret = ctsvc_ipc_connect();
  77                 if (ret != CONTACTS_ERROR_NONE) {
  78                         CTS_ERR("ctsvc_ipc_connect() Failed(%d)", ret);
  79                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  80                         return ret;
  81                 }
  82
  83                 ret = ctsvc_socket_init();
  84                 if (ret != CONTACTS_ERROR_NONE) {
  85                         CTS_ERR("ctsvc_socket_init() Failed(%d)", ret);
  86                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  87                         return ret;
  88                 }
  89
  90                 ret = ctsvc_inotify_init();
  91                 if (ret != CONTACTS_ERROR_NONE) {
  92                         CTS_ERR("ctsvc_inotify_init() Failed(%d)", ret);
  93                         ctsvc_socket_final();
  94                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
  95                         return ret;
  96                 }
  97
  98                 ctsvc_view_uri_init();
  99                 ctsvc_ipc_create_for_change_subscription();
 100         }
 101         else
 102                 CTS_DBG("System : Contacts service has been already connected(%d)", ctsvc_connection + 1);
 103
 104         ctsvc_connection++;
 105         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 106
 107         return CONTACTS_ERROR_NONE;
 108 }
 109
 110 API int contacts_disconnect2()
 111 {
 112         int ret;
 113
 114         CTS_FN_CALL;
 115
 116         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 117         if (1 == ctsvc_connection) {
 118                 ctsvc_ipc_destroy_for_change_subscription();
 119
 120                 ret = ctsvc_ipc_disconnect();
 121                 if (ret != CONTACTS_ERROR_NONE) {
 122                         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 123                         CTS_ERR("ctsvc_ipc_disconnect() Failed(%d)", ret);
 124                         return ret;
 125                 }
 126
 127                 ctsvc_view_uri_deinit();
 128                 ctsvc_inotify_close();
 129                 ctsvc_socket_final();
 130         }
 131         else if (1 < ctsvc_connection)
 132                 CTS_DBG("System : connection count is %d", ctsvc_connection);
 133         else {
 134                 CTS_DBG("System : please call contacts_connect2(), connection count is (%d)", ctsvc_connection);
 135                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 136                 return CONTACTS_ERROR_INVALID_PARAMETER;
 137         }
 138
 139         ctsvc_connection--;
 140         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 141
 142         return CONTACTS_ERROR_NONE;
 143 }
 144
 145 API int contacts_connect_on_thread()
 146 {
 147         int ret;
 148
 149         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 150
 151         ret = ctsvc_ipc_connect_on_thread();
 152         if (ret != CONTACTS_ERROR_NONE) {
 153                 CTS_ERR("ctsvc_ipc_connect_on_thread() Failed(%d)", ret);
 154                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 155                 return ret;
 156         }
 157
 158         if (0 < ctsvc_connection_on_thread)
 159                 CTS_DBG("System : Contacts service has been already connected");
 160
 161         ctsvc_connection_on_thread++;
 162
 163         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 164
 165         return CONTACTS_ERROR_NONE;
 166 }
 167
 168 API int contacts_disconnect_on_thread()
 169 {
 170         int ret;
 171
 172         ctsvc_mutex_lock(CTS_MUTEX_CONNECTION);
 173
 174         ret = ctsvc_ipc_disconnect_on_thread();
 175         if (ret != CONTACTS_ERROR_NONE) {
 176                 CTS_ERR("ctsvc_ipc_disconnect_on_thread() Failed(%d)", ret);
 177                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 178                 return ret;
 179         }
 180
 181         if (1 == ctsvc_connection_on_thread) {
 182                 CTS_DBG("System : connection_on_thread was destroyed successfully");
 183         }
 184         else if (1 < ctsvc_connection_on_thread) {
 185                 CTS_DBG("System : connection count is %d", ctsvc_connection_on_thread);
 186         }
 187         else {
 188                 CTS_DBG("System : please call contacts_connect_on_thread(), connection count is (%d)", ctsvc_connection_on_thread);
 189                 ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 190                 return CONTACTS_ERROR_INVALID_PARAMETER;
 191         }
 192
 193         ctsvc_connection_on_thread--;
 194
 195         ctsvc_mutex_unlock(CTS_MUTEX_CONNECTION);
 196
 197         return CONTACTS_ERROR_NONE;
 198 }