email-ipc/email-ipc-proxy.c

   1 /*
   2 *  email-service
   3 *
   4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5 *
   6 * Contact: Kyuho Jo <kyuho.jo@samsung.com>, Sunghyun Kwon <sh0701.kwon@samsung.com>
   7 *
   8 * Licensed under the Apache License, Version 2.0 (the "License");
   9 * you may not use this file except in compliance with the License.
  10 * You may obtain a copy of the License at
  11 *
  12 * http://www.apache.org/licenses/LICENSE-2.0
  13 *
  14 * Unless required by applicable law or agreed to in writing, software
  15 * distributed under the License is distributed on an "AS IS" BASIS,
  16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17 * See the License for the specific language governing permissions and
  18 * limitations under the License.
  19 *
  20 */
  21
  22 #include "email-ipc-build.h"
  23 #include "email-ipc.h"
  24 #include "email-ipc-api-info.h"
  25 #include "email-ipc-param-list.h"
  26 #include "email-ipc-socket.h"
  27 #include "email-proxy-main.h"
  28
  29 #include "email-debug-log.h"
  30 #include "email-api.h"
  31 #include "email-types.h"
  32 #include "email-internal-types.h"
  33
  34 pthread_mutex_t proxy_mutex = PTHREAD_MUTEX_INITIALIZER;
  35
  36 EXPORT_API int emipc_initialize_proxy()
  37 {
  38         EM_DEBUG_FUNC_BEGIN();
  39
  40         int err = emipc_initialize_proxy_main();
  41
  42         EM_DEBUG_FUNC_END();
  43         return err;
  44 }
  45
  46 EXPORT_API int emipc_finalize_proxy()
  47 {
  48         EM_DEBUG_FUNC_BEGIN();
  49         return emipc_finalize_proxy_main();
  50 }
  51
  52 EXPORT_API int emipc_execute_proxy_api(HIPC_API api)
  53 {
  54         EM_DEBUG_FUNC_BEGIN();
  55         int ret;
  56         int err = EMAIL_ERROR_NONE;
  57         emipc_email_api_info *api_info = (emipc_email_api_info *)api;
  58
  59         EM_DEBUG_LOG("API [%p]", api_info);
  60
  61         if(api_info == NULL) {
  62                 EM_DEBUG_EXCEPTION("EMAIL_ERROR_INVALID_PARAM");
  63                 return EMAIL_ERROR_INVALID_PARAM;
  64         }
  65
  66         EM_DEBUG_LOG("APIID [%s], ResponseID [%d], APPID[%d]",
  67                                 EM_APIID_TO_STR(api_info->api_id), api_info->response_id, api_info->app_id);
  68
  69         ENTER_CRITICAL_SECTION(proxy_mutex);
  70         ret = emipc_execute_api_of_proxy_main(api_info);
  71
  72         /* connection retry */
  73         if (!ret) {
  74                 EM_DEBUG_LOG("Connection retry");
  75                 emipc_finalize_proxy();
  76
  77                 err = emipc_initialize_proxy();
  78                 if (err != EMAIL_ERROR_NONE) {
  79                         EM_DEBUG_EXCEPTION("Failed to open the socket : [%d]", err);
  80                         err = EMAIL_ERROR_CONNECTION_FAILURE;
  81                         goto FINISH_OFF;
  82                 }
  83
  84                 ret = emipc_execute_api_of_proxy_main(api_info);
  85                 if (!ret) {
  86                         EM_DEBUG_EXCEPTION("emipc_proxy_main : emipc_execute_api failed [%d]", err);
  87                         err = EMAIL_ERROR_CONNECTION_FAILURE;
  88                         goto FINISH_OFF;
  89                 }
  90         }
  91
  92 FINISH_OFF:
  93         LEAVE_CRITICAL_SECTION(proxy_mutex);
  94         EM_DEBUG_FUNC_END("err [%d]", err);
  95         return err;
  96 }