2 * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
21 #include <system_info.h>
22 #include "tethering_private.h"
24 static pthread_mutex_t g_tethering_thread_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
25 static bool is_feature_checked[TETHERING_SUPPORTED_FEATURE_MAX] = {0, };
26 static bool feature_supported[TETHERING_SUPPORTED_FEATURE_MAX] = {0, };
27 static GSList *tethering_handle_list = NULL;
29 void _tethering_lock(void)
31 pthread_mutex_lock(&g_tethering_thread_mutex);
34 void _tethering_unlock(void)
36 pthread_mutex_unlock(&g_tethering_thread_mutex);
39 bool __check_feature_supported(const char *key, tethering_supported_feature_e feature)
42 bool is_supported = false;
44 if (!is_feature_checked[feature]) {
45 if (system_info_get_platform_bool(key, &feature_supported[feature]) < 0) {
46 ERR("Get feature is failed");
51 is_feature_checked[feature] = true;
54 is_supported = feature_supported[feature];
60 int _tethering_check_feature_supported(const char* feature, ...)
65 bool supported = false;
67 va_start(list, feature);
71 if ((strcmp(key, TETHERING_FEATURE) == 0))
72 value = __check_feature_supported(key, TETHERING_SUPPORTED_FEATURE);
73 if ((strcmp(key, TETHERING_WIFI_FEATURE) == 0))
74 value = __check_feature_supported(key, TETHERING_SUPPORTED_FEATURE_WIFI);
75 if ((strcmp(key, TETHERING_BT_FEATURE) == 0))
76 value = __check_feature_supported(key, TETHERING_SUPPORTED_FEATURE_BT);
77 if ((strcmp(key, TETHERING_USB_FEATURE) == 0))
78 value = __check_feature_supported(key, TETHERING_SUPPORTED_FEATURE_USB);
81 key = va_arg(list, const char *);
86 ERR("Not supported feature");
87 set_last_result(TETHERING_ERROR_NOT_SUPPORT_API);
89 return TETHERING_ERROR_NOT_SUPPORT_API;
92 set_last_result(TETHERING_ERROR_NONE);
94 return TETHERING_ERROR_NONE;
97 void _tethering_add_handle(tethering_h handle)
100 tethering_handle_list = g_slist_append(tethering_handle_list, handle);
104 void _tethering_remove_handle(tethering_h handle)
107 tethering_handle_list = g_slist_remove(tethering_handle_list, handle);
111 bool _tethering_check_handle(tethering_h handle)
115 if (g_slist_find(tethering_handle_list, handle) != NULL) {